Merge branch 'master' of https://github.com/inventree/InvenTree into matmair/issue2279

InvenTree/InvenTree/api_tester.py

@@ -106,12 +106,12 @@ class InvenTreeAPITestCase(APITestCase):
 
         return response
 
-    def post(self, url, data, expected_code=None):
+    def post(self, url, data, expected_code=None, format='json'):
         """
         Issue a POST request
         """
 
-        response = self.client.post(url, data=data, format='json')
+        response = self.client.post(url, data=data, format=format)
 
         if expected_code is not None:
             self.assertEqual(response.status_code, expected_code)
@@ -130,12 +130,12 @@ class InvenTreeAPITestCase(APITestCase):
 
         return response
 
-    def patch(self, url, data, files=None, expected_code=None):
+    def patch(self, url, data, expected_code=None, format='json'):
         """
         Issue a PATCH request
         """
 
-        response = self.client.patch(url, data=data, files=files, format='json')
+        response = self.client.patch(url, data=data, format=format)
 
         if expected_code is not None:
             self.assertEqual(response.status_code, expected_code)

InvenTree/InvenTree/apps.py

@@ -100,7 +100,7 @@ class InvenTreeConfig(AppConfig):
 
         try:
             from djmoney.contrib.exchange.models import ExchangeBackend
-            from datetime import datetime, timedelta
+
             from InvenTree.tasks import update_exchange_rates
             from common.settings import currency_code_default
         except AppRegistryNotReady:
@@ -115,23 +115,18 @@ class InvenTreeConfig(AppConfig):
 
             last_update = backend.last_update
 
-            if last_update is not None:
+            if last_update is None:
-                delta = datetime.now().date() - last_update.date()
-                if delta > timedelta(days=1):
-                    print(f"Last update was {last_update}")
-                    update = True
-            else:
                 # Never been updated
-                print("Exchange backend has never been updated")
+                logger.info("Exchange backend has never been updated")
                 update = True
 
             # Backend currency has changed?
             if not base_currency == backend.base_currency:
-                print(f"Base currency changed from {backend.base_currency} to {base_currency}")
+                logger.info(f"Base currency changed from {backend.base_currency} to {base_currency}")
                 update = True
 
         except (ExchangeBackend.DoesNotExist):
-            print("Exchange backend not found - updating")
+            logger.info("Exchange backend not found - updating")
             update = True
 
         except:
@@ -139,4 +134,7 @@ class InvenTreeConfig(AppConfig):
             return
 
         if update:
-            update_exchange_rates()
+            try:
+                update_exchange_rates()
+            except Exception as e:
+                logger.error(f"Error updating exchange rates: {e}")

InvenTree/InvenTree/exchange.py

@@ -1,5 +1,9 @@
+import certifi
+import ssl
+from urllib.request import urlopen
+
 from common.settings import currency_code_default, currency_codes
-from urllib.error import HTTPError, URLError
+from urllib.error import URLError
 
 from djmoney.contrib.exchange.backends.base import SimpleExchangeBackend
 from django.db.utils import OperationalError
@@ -24,6 +28,22 @@ class InvenTreeExchange(SimpleExchangeBackend):
         return {
         }
 
+    def get_response(self, **kwargs):
+        """
+        Custom code to get response from server.
+        Note: Adds a 5-second timeout
+        """
+
+        url = self.get_url(**kwargs)
+
+        try:
+            context = ssl.create_default_context(cafile=certifi.where())
+            response = urlopen(url, timeout=5, context=context)
+            return response.read()
+        except:
+            # Returning None here will raise an error upstream
+            return None
+
     def update_rates(self, base_currency=currency_code_default()):
 
         symbols = ','.join(currency_codes())
@@ -31,7 +51,7 @@ class InvenTreeExchange(SimpleExchangeBackend):
         try:
             super().update_rates(base=base_currency, symbols=symbols)
         # catch connection errors
-        except (HTTPError, URLError):
+        except URLError:
             print('Encountered connection error while updating')
         except OperationalError as e:
             if 'SerializationFailure' in e.__cause__.__class__.__name__:

InvenTree/InvenTree/helpers.py

@@ -315,7 +315,7 @@ def WrapWithQuotes(text, quote='"'):
     return text
 
 
-def MakeBarcode(object_name, object_pk, object_data={}, **kwargs):
+def MakeBarcode(object_name, object_pk, object_data=None, **kwargs):
     """ Generate a string for a barcode. Adds some global InvenTree parameters.
 
     Args:
@@ -327,6 +327,8 @@ def MakeBarcode(object_name, object_pk, object_data={}, **kwargs):
     Returns:
         json string of the supplied data plus some other data
     """
+    if object_data is None:
+        object_data = {}
 
     url = kwargs.get('url', False)
     brief = kwargs.get('brief', True)

InvenTree/InvenTree/middleware.py

@@ -65,7 +65,6 @@ class AuthRequiredMiddleware(object):
 
                     except Token.DoesNotExist:
                         logger.warning(f"Access denied for unknown token {token_key}")
-                        pass
 
             # No authorization was found for the request
             if not authorized:

InvenTree/InvenTree/ready.py

@@ -6,10 +6,16 @@ def isInTestMode():
     Returns True if the database is in testing mode
     """
 
-    if 'test' in sys.argv:
+    return 'test' in sys.argv
-        return True
 
-    return False
+
+def isImportingData():
+    """
+    Returns True if the database is currently importing data,
+    e.g. 'loaddata' command is performed
+    """
+
+    return 'loaddata' in sys.argv
 
 
 def canAppAccessDatabase(allow_test=False):

InvenTree/InvenTree/serializers.py

@@ -328,4 +328,7 @@ class InvenTreeDecimalField(serializers.FloatField):
     def to_internal_value(self, data):
 
         # Convert the value to a string, and then a decimal
-        return Decimal(str(data))
+        try:
+            return Decimal(str(data))
+        except:
+            raise serializers.ValidationError(_("Invalid value"))

InvenTree/InvenTree/settings.py

@@ -172,12 +172,6 @@ if MEDIA_ROOT is None:
     print("ERROR: INVENTREE_MEDIA_ROOT directory is not defined")
     sys.exit(1)
 
-# Options for django-maintenance-mode : https://pypi.org/project/django-maintenance-mode/
-MAINTENANCE_MODE_STATE_FILE_PATH = os.path.join(
-    config_dir,
-    'maintenance_mode_state.txt',
-)
-
 # List of allowed hosts (default = allow all)
 ALLOWED_HOSTS = CONFIG.get('allowed_hosts', ['*'])
 
@@ -870,6 +864,7 @@ MARKDOWNIFY_BLEACH = False
 
 # Maintenance mode
 MAINTENANCE_MODE_RETRY_AFTER = 60
+MAINTENANCE_MODE_STATE_BACKEND = 'maintenance_mode.backends.DefaultStorageBackend'
 
 # Are plugins enabled?
 PLUGINS_ENABLED = _is_true(get_setting(

InvenTree/InvenTree/tasks.py

@@ -269,10 +269,13 @@ def update_exchange_rates():
 
     logger.info(f"Using base currency '{base}'")
 
-    backend.update_rates(base_currency=base)
+    try:
+        backend.update_rates(base_currency=base)
 
-    # Remove any exchange rates which are not in the provided currencies
+        # Remove any exchange rates which are not in the provided currencies
-    Rate.objects.filter(backend="InvenTreeExchange").exclude(currency__in=currency_codes()).delete()
+        Rate.objects.filter(backend="InvenTreeExchange").exclude(currency__in=currency_codes()).delete()
+    except Exception as e:
+        logger.error(f"Error updating exchange rates: {e}")
 
 
 def send_email(subject, body, recipients, from_email=None, html_message=None):

InvenTree/InvenTree/validators.py

@@ -2,6 +2,8 @@
 Custom field validators for InvenTree
 """
 
+from decimal import Decimal, InvalidOperation
+
 from django.conf import settings
 from django.core.exceptions import ValidationError
 from django.utils.translation import gettext_lazy as _
@@ -115,26 +117,28 @@ def validate_tree_name(value):
 
 
 def validate_overage(value):
-    """ Validate that a BOM overage string is properly formatted.
+    """
+    Validate that a BOM overage string is properly formatted.
 
     An overage string can look like:
 
     - An integer number ('1' / 3 / 4)
+    - A decimal number ('0.123')
     - A percentage ('5%' / '10 %')
     """
 
     value = str(value).lower().strip()
 
-    # First look for a simple integer value
+    # First look for a simple numerical value
     try:
-        i = int(value)
+        i = Decimal(value)
 
         if i < 0:
             raise ValidationError(_("Overage value must not be negative"))
 
-        # Looks like an integer!
+        # Looks like a number
         return True
-    except ValueError:
+    except (ValueError, InvalidOperation):
         pass
 
     # Now look for a percentage value
@@ -155,7 +159,7 @@ def validate_overage(value):
             pass
 
     raise ValidationError(
-        _("Overage must be an integer value or a percentage")
+        _("Invalid value for overage")
     )
 
 

InvenTree/InvenTree/version.py

@@ -12,11 +12,14 @@ import common.models
 INVENTREE_SW_VERSION = "0.6.0 dev"
 
 # InvenTree API version
-INVENTREE_API_VERSION = 23
+INVENTREE_API_VERSION = 24
 
 """
 Increment this API version number whenever there is a significant change to the API that any clients need to know about
 
+v24 -> 2022-02-10
+    - Adds API endpoint for deleting (cancelling) build order outputs
+
 v23 -> 2022-02-02
     - Adds API endpoints for managing plugin classes
     - Adds API endpoints for managing plugin settings

InvenTree/barcodes/api.py

@@ -109,14 +109,14 @@ class BarcodeScan(APIView):
         # No plugin is found!
         # However, the hash of the barcode may still be associated with a StockItem!
         else:
-            hash = hash_barcode(barcode_data)
+            result_hash = hash_barcode(barcode_data)
 
-            response['hash'] = hash
+            response['hash'] = result_hash
             response['plugin'] = None
 
             # Try to look for a matching StockItem
             try:
-                item = StockItem.objects.get(uid=hash)
+                item = StockItem.objects.get(uid=result_hash)
                 serializer = StockItemSerializer(item, part_detail=True, location_detail=True, supplier_part_detail=True)
                 response['stockitem'] = serializer.data
                 response['url'] = reverse('stock-item-detail', kwargs={'pk': item.id})
@@ -182,8 +182,8 @@ class BarcodeAssign(APIView):
         # Matching plugin was found
         if plugin is not None:
 
-            hash = plugin.hash()
+            result_hash = plugin.hash()
-            response['hash'] = hash
+            response['hash'] = result_hash
             response['plugin'] = plugin.name
 
             # Ensure that the barcode does not already match a database entry
@@ -208,14 +208,14 @@ class BarcodeAssign(APIView):
                     match_found = True
 
         else:
-            hash = hash_barcode(barcode_data)
+            result_hash = hash_barcode(barcode_data)
 
-            response['hash'] = hash
+            response['hash'] = result_hash
             response['plugin'] = None
 
             # Lookup stock item by hash
             try:
-                item = StockItem.objects.get(uid=hash)
+                item = StockItem.objects.get(uid=result_hash)
                 response['error'] = _('Barcode hash already matches Stock Item')
                 match_found = True
             except StockItem.DoesNotExist:

InvenTree/barcodes/tests.py

@@ -124,12 +124,12 @@ class BarcodeAPITest(APITestCase):
 
         self.assertIn('success', data)
 
-        hash = data['hash']
+        result_hash = data['hash']
 
         # Read the item out from the database again
         item = StockItem.objects.get(pk=522)
 
-        self.assertEqual(hash, item.uid)
+        self.assertEqual(result_hash, item.uid)
 
         # Ensure that the same UID cannot be assigned to a different stock item!
         response = self.client.post(

InvenTree/build/api.py

@@ -241,6 +241,29 @@ class BuildOutputComplete(generics.CreateAPIView):
 
     serializer_class = build.serializers.BuildOutputCompleteSerializer
 
+    def get_serializer_context(self):
+        ctx = super().get_serializer_context()
+
+        ctx['request'] = self.request
+        ctx['to_complete'] = True
+
+        try:
+            ctx['build'] = Build.objects.get(pk=self.kwargs.get('pk', None))
+        except:
+            pass
+
+        return ctx
+
+
+class BuildOutputDelete(generics.CreateAPIView):
+    """
+    API endpoint for deleting multiple build outputs
+    """
+
+    queryset = Build.objects.none()
+
+    serializer_class = build.serializers.BuildOutputDeleteSerializer
+
     def get_serializer_context(self):
         ctx = super().get_serializer_context()
 
@@ -432,6 +455,7 @@ build_api_urls = [
     url(r'^(?P<pk>\d+)/', include([
         url(r'^allocate/', BuildAllocate.as_view(), name='api-build-allocate'),
         url(r'^complete/', BuildOutputComplete.as_view(), name='api-build-output-complete'),
+        url(r'^delete-outputs/', BuildOutputDelete.as_view(), name='api-build-output-delete'),
         url(r'^finish/', BuildFinish.as_view(), name='api-build-finish'),
         url(r'^unallocate/', BuildUnallocate.as_view(), name='api-build-unallocate'),
         url(r'^.*$', BuildDetail.as_view(), name='api-build-detail'),

InvenTree/build/forms.py

@@ -59,30 +59,6 @@ class BuildOutputCreateForm(HelperForm):
         ]
 
 
-class BuildOutputDeleteForm(HelperForm):
-    """
-    Form for deleting a build output.
-    """
-
-    confirm = forms.BooleanField(
-        required=False,
-        label=_('Confirm'),
-        help_text=_('Confirm deletion of build output')
-    )
-
-    output_id = forms.IntegerField(
-        required=True,
-        widget=forms.HiddenInput()
-    )
-
-    class Meta:
-        model = Build
-        fields = [
-            'confirm',
-            'output_id',
-        ]
-
-
 class CancelBuildForm(HelperForm):
     """ Form for cancelling a build """
 

InvenTree/build/models.py

@@ -437,6 +437,9 @@ class Build(MPTTModel, ReferenceIndexingMixin):
     def output_count(self):
         return self.build_outputs.count()
 
+    def has_build_outputs(self):
+        return self.output_count > 0
+
     def get_build_outputs(self, **kwargs):
         """
         Return a list of build outputs.
@@ -705,7 +708,7 @@ class Build(MPTTModel, ReferenceIndexingMixin):
             self.save()
 
     @transaction.atomic
-    def deleteBuildOutput(self, output):
+    def delete_output(self, output):
         """
         Remove a build output from the database:
 

InvenTree/build/serializers.py

@@ -141,6 +141,9 @@ class BuildOutputSerializer(serializers.Serializer):
 
         build = self.context['build']
 
+        # As this serializer can be used in multiple contexts, we need to work out why we are here
+        to_complete = self.context.get('to_complete', False)
+
         # The stock item must point to the build
         if output.build != build:
             raise ValidationError(_("Build output does not match the parent build"))
@@ -153,9 +156,11 @@ class BuildOutputSerializer(serializers.Serializer):
         if not output.is_building:
             raise ValidationError(_("This build output has already been completed"))
 
-        # The build output must have all tracked parts allocated
+        if to_complete:
-        if not build.isFullyAllocated(output):
+
-            raise ValidationError(_("This build output is not fully allocated"))
+            # The build output must have all tracked parts allocated
+            if not build.isFullyAllocated(output):
+                raise ValidationError(_("This build output is not fully allocated"))
 
         return output
 
@@ -165,6 +170,48 @@ class BuildOutputSerializer(serializers.Serializer):
         ]
 
 
+class BuildOutputDeleteSerializer(serializers.Serializer):
+    """
+    DRF serializer for deleting (cancelling) one or more build outputs
+    """
+
+    class Meta:
+        fields = [
+            'outputs',
+        ]
+
+    outputs = BuildOutputSerializer(
+        many=True,
+        required=True,
+    )
+
+    def validate(self, data):
+
+        data = super().validate(data)
+
+        outputs = data.get('outputs', [])
+
+        if len(outputs) == 0:
+            raise ValidationError(_("A list of build outputs must be provided"))
+
+        return data
+
+    def save(self):
+        """
+        'save' the serializer to delete the build outputs
+        """
+
+        data = self.validated_data
+        outputs = data.get('outputs', [])
+
+        build = self.context['build']
+
+        with transaction.atomic():
+            for item in outputs:
+                output = item['output']
+                build.delete_output(output)
+
+
 class BuildOutputCompleteSerializer(serializers.Serializer):
     """
     DRF serializer for completing one or more build outputs
@@ -284,6 +331,9 @@ class BuildCompleteSerializer(serializers.Serializer):
         if build.incomplete_count > 0:
             raise ValidationError(_("Build order has incomplete outputs"))
 
+        if not build.has_build_outputs():
+            raise ValidationError(_("No build outputs have been created for this build order"))
+
         return data
 
     def save(self):

InvenTree/build/tasks.py

@@ -12,6 +12,8 @@ from allauth.account.models import EmailAddress
 import build.models
 import InvenTree.helpers
 import InvenTree.tasks
+from InvenTree.ready import isImportingData
+
 import part.models as part_models
 
 
@@ -24,6 +26,10 @@ def check_build_stock(build: build.models.Build):
     and send an email out to any subscribed users if stock is low.
     """
 
+    # Do not notify if we are importing data
+    if isImportingData():
+        return
+
     # Iterate through each of the parts required for this build
 
     lines = []

InvenTree/build/templates/build/build_base.html

@@ -90,6 +90,11 @@ src="{% static 'img/blank_image.png' %}"
 </table>
 
 <div class='info-messages'>
+    {% if not build.has_build_outputs %}
+    <div class='alert alert-block alert-danger'>
+        {% trans "No build outputs have been created for this build order" %}<br>
+    </div>
+    {% endif %}
     {% if build.sales_order %}
     <div class='alert alert-block alert-info'>
         {% object_link 'so-detail' build.sales_order.id build.sales_order as link %}

InvenTree/build/templates/build/detail.html

@@ -243,15 +243,19 @@
 
                     <!-- Build output actions -->
                     <div class='btn-group'>
-                        <button id='output-options' class='btn btn-primary dropdown-toiggle' type='button' data-bs-toggle='dropdown' title='{% trans "Output Actions" %}'>
+                        <button id='output-options' class='btn btn-primary dropdown-toggle' type='button' data-bs-toggle='dropdown' title='{% trans "Output Actions" %}'>
                             <span class='fas fa-tools'></span> <span class='caret'></span>
                         </button>
                         <ul class='dropdown-menu'>
-                            <li><a class='dropdown-item' href='#' id='multi-output-complete' title='{% trans "Complete selected items" %}'>
+                            <li><a class='dropdown-item' href='#' id='multi-output-complete' title='{% trans "Complete selected build outputs" %}'>
                                 <span class='fas fa-check-circle icon-green'></span> {% trans "Complete outputs" %}
                             </a></li>
+                            <li><a class='dropdown-item' href='#' id='multi-output-delete' title='{% trans "Delete selected build outputs" %}'>
+                                <span class='fas fa-trash-alt icon-red'></span> {% trans "Delete outputs" %}
+                            </a></li>
                         </ul>
                     </div>
+                    {% include "filter_list.html" with id='incompletebuilditems' %}
                 </div>
                 {% endif %}
             </div>
@@ -371,6 +375,7 @@ inventreeGet(
                 [
                     '#output-options',
                     '#multi-output-complete',
+                    '#multi-output-delete',
                 ]
             );
 
@@ -392,6 +397,24 @@ inventreeGet(
                 );
             });
 
+            $('#multi-output-delete').click(function() {
+                var outputs = $('#build-output-table').bootstrapTable('getSelections');
+
+                deleteBuildOutputs(
+                    build_info.pk,
+                    outputs,
+                    {
+                        success: function() {
+                            // Reload the "in progress" table
+                            $('#build-output-table').bootstrapTable('refresh');
+
+                            // Reload the "completed" table
+                            $('#build-stock-table').bootstrapTable('refresh');
+                        }
+                    }
+                )
+            });
+
             {% endif %}
         
             {% if build.active and build.has_untracked_bom_items %}

InvenTree/build/test_api.py

@@ -193,7 +193,7 @@ class BuildOutputCompleteTest(BuildAPITest):
         self.assertTrue('accept_unallocated' in response.data)
 
         # Accept unallocated stock
-        response = self.post(
+        self.post(
             finish_url,
             {
                 'accept_unallocated': True,

InvenTree/build/urls.py

@@ -10,7 +10,6 @@ build_detail_urls = [
     url(r'^cancel/', views.BuildCancel.as_view(), name='build-cancel'),
     url(r'^delete/', views.BuildDelete.as_view(), name='build-delete'),
     url(r'^create-output/', views.BuildOutputCreate.as_view(), name='build-output-create'),
-    url(r'^delete-output/', views.BuildOutputDelete.as_view(), name='build-output-delete'),
 
     url(r'^.*$', views.BuildDetail.as_view(), name='build-detail'),
 ]

InvenTree/build/views.py

@@ -12,7 +12,6 @@ from django.forms import HiddenInput
 
 from .models import Build
 from . import forms
-from stock.models import StockItem
 
 from InvenTree.views import AjaxUpdateView, AjaxDeleteView
 from InvenTree.views import InvenTreeRoleMixin
@@ -95,17 +94,24 @@ class BuildOutputCreate(AjaxUpdateView):
         quantity = form.cleaned_data.get('output_quantity', None)
         serials = form.cleaned_data.get('serial_numbers', None)
 
-        if quantity:
+        if quantity is not None:
             build = self.get_object()
 
             # Check that requested output don't exceed build remaining quantity
             maximum_output = int(build.remaining - build.incomplete_count)
+
             if quantity > maximum_output:
                 form.add_error(
                     'output_quantity',
                     _('Maximum output quantity is ') + str(maximum_output),
                 )
 
+            elif quantity <= 0:
+                form.add_error(
+                    'output_quantity',
+                    _('Output quantity must be greater than zero'),
+                )
+
         # Check that the serial numbers are valid
         if serials:
             try:
@@ -185,67 +191,6 @@ class BuildOutputCreate(AjaxUpdateView):
         return form
 
 
-class BuildOutputDelete(AjaxUpdateView):
-    """
-    Delete a build output (StockItem) for a given build.
-
-    Form is a simple confirmation dialog
-    """
-
-    model = Build
-    form_class = forms.BuildOutputDeleteForm
-    ajax_form_title = _('Delete Build Output')
-
-    role_required = 'build.delete'
-
-    def get_initial(self):
-
-        initials = super().get_initial()
-
-        output = self.get_param('output')
-
-        initials['output_id'] = output
-
-        return initials
-
-    def validate(self, build, form, **kwargs):
-
-        data = form.cleaned_data
-
-        confirm = data.get('confirm', False)
-
-        if not confirm:
-            form.add_error('confirm', _('Confirm unallocation of build stock'))
-            form.add_error(None, _('Check the confirmation box'))
-
-        output_id = data.get('output_id', None)
-        output = None
-
-        try:
-            output = StockItem.objects.get(pk=output_id)
-        except (ValueError, StockItem.DoesNotExist):
-            pass
-
-        if output:
-            if not output.build == build:
-                form.add_error(None, _('Build output does not match build'))
-        else:
-            form.add_error(None, _('Build output must be specified'))
-
-    def save(self, build, form, **kwargs):
-
-        output_id = form.cleaned_data.get('output_id')
-
-        output = StockItem.objects.get(pk=output_id)
-
-        build.deleteBuildOutput(output)
-
-    def get_data(self):
-        return {
-            'danger': _('Build output deleted'),
-        }
-
-
 class BuildDetail(InvenTreeRoleMixin, DetailView):
     """
     Detail view of a single Build object.

InvenTree/common/api.py

@@ -67,7 +67,6 @@ class WebhookView(CsrfExemptMixin, APIView):
                 message,
             )
 
-        # return results
         data = self.webhook.get_return(payload, headers, request)
         return HttpResponse(data)
 

InvenTree/common/files.py

@@ -9,8 +9,6 @@ import os
 from django.utils.translation import gettext_lazy as _
 from django.core.exceptions import ValidationError
 
-# from company.models import ManufacturerPart, SupplierPart
-
 
 class FileManager:
     """ Class for managing an uploaded file """

InvenTree/common/models.py

@@ -354,7 +354,7 @@ class BaseInvenTreeSetting(models.Model):
         setting.value = str(value)
         setting.save()
 
-    key = models.CharField(max_length=50, blank=False, unique=False, help_text=_('Settings key (must be unique - case insensitive'))
+    key = models.CharField(max_length=50, blank=False, unique=False, help_text=_('Settings key (must be unique - case insensitive)'))
 
     value = models.CharField(max_length=200, blank=True, unique=False, help_text=_('Settings value'))
 
@@ -781,6 +781,18 @@ class InvenTreeSetting(BaseInvenTreeSetting):
             'validator': bool,
         },
 
+        # 2022-02-03
+        # This setting exists as an interim solution for extremely slow part page load times when the part has a complex BOM
+        # In an upcoming release, pricing history (and BOM pricing) will be cached,
+        # rather than having to be re-calculated every time the page is loaded!
+        # For now, we will simply hide part pricing by default
+        'PART_SHOW_PRICE_HISTORY': {
+            'name': _('Show Price History'),
+            'description': _('Display historical pricing for Part'),
+            'default': False,
+            'validator': bool,
+        },
+
         'PART_SHOW_RELATED': {
             'name': _('Show related parts'),
             'description': _('Display related parts for a part'),
@@ -1480,11 +1492,9 @@ class WebhookEndpoint(models.Model):
 
     def process_webhook(self):
         if self.token:
-            self.token = self.token
             self.verify = VerificationMethod.TOKEN
             # TODO make a object-setting
         if self.secret:
-            self.secret = self.secret
             self.verify = VerificationMethod.HMAC
             # TODO make a object-setting
         return True
@@ -1494,6 +1504,7 @@ class WebhookEndpoint(models.Model):
 
         # no token
         if self.verify == VerificationMethod.NONE:
+            # do nothing as no method was chosen
             pass
 
         # static token

InvenTree/common/notifications.py

@@ -6,6 +6,7 @@ from django.template.loader import render_to_string
 from allauth.account.models import EmailAddress
 
 from InvenTree.helpers import inheritors
+from InvenTree.ready import isImportingData
 from common.models import NotificationEntry, NotificationMessage
 import InvenTree.tasks
 
@@ -144,6 +145,10 @@ def trigger_notifaction(obj, category=None, obj_ref='pk', targets=None, target_f
     """
     Send out an notification
     """
+    # check if data is importet currently
+    if isImportingData():
+        return
+
     # Resolve objekt reference
     obj_ref_value = getattr(obj, obj_ref)
     # Try with some defaults

InvenTree/common/tests.py

@@ -10,6 +10,8 @@ from django.contrib.auth import get_user_model
 from .models import InvenTreeSetting, WebhookEndpoint, WebhookMessage, NotificationEntry
 from .api import WebhookView
 
+CONTENT_TYPE_JSON = 'application/json'
+
 
 class SettingsTest(TestCase):
     """
@@ -105,7 +107,7 @@ class WebhookMessageTests(TestCase):
     def test_missing_token(self):
         response = self.client.post(
             self.url,
-            content_type='application/json',
+            content_type=CONTENT_TYPE_JSON,
         )
 
         assert response.status_code == HTTPStatus.FORBIDDEN
@@ -116,7 +118,7 @@ class WebhookMessageTests(TestCase):
     def test_bad_token(self):
         response = self.client.post(
             self.url,
-            content_type='application/json',
+            content_type=CONTENT_TYPE_JSON,
             **{'HTTP_TOKEN': '1234567fghj'},
         )
 
@@ -126,7 +128,7 @@ class WebhookMessageTests(TestCase):
     def test_bad_url(self):
         response = self.client.post(
             '/api/webhook/1234/',
-            content_type='application/json',
+            content_type=CONTENT_TYPE_JSON,
         )
 
         assert response.status_code == HTTPStatus.NOT_FOUND
@@ -135,7 +137,7 @@ class WebhookMessageTests(TestCase):
         response = self.client.post(
             self.url,
             data="{'this': 123}",
-            content_type='application/json',
+            content_type=CONTENT_TYPE_JSON,
             **{'HTTP_TOKEN': str(self.endpoint_def.token)},
         )
 
@@ -152,7 +154,7 @@ class WebhookMessageTests(TestCase):
         # check
         response = self.client.post(
             self.url,
-            content_type='application/json',
+            content_type=CONTENT_TYPE_JSON,
         )
 
         assert response.status_code == HTTPStatus.OK
@@ -167,7 +169,7 @@ class WebhookMessageTests(TestCase):
         # check
         response = self.client.post(
             self.url,
-            content_type='application/json',
+            content_type=CONTENT_TYPE_JSON,
         )
 
         assert response.status_code == HTTPStatus.FORBIDDEN
@@ -182,7 +184,7 @@ class WebhookMessageTests(TestCase):
         # check
         response = self.client.post(
             self.url,
-            content_type='application/json',
+            content_type=CONTENT_TYPE_JSON,
             **{'HTTP_TOKEN': str('68MXtc/OiXdA5e2Nq9hATEVrZFpLb3Zb0oau7n8s31I=')},
         )
 
@@ -193,7 +195,7 @@ class WebhookMessageTests(TestCase):
         response = self.client.post(
             self.url,
             data={"this": "is a message"},
-            content_type='application/json',
+            content_type=CONTENT_TYPE_JSON,
             **{'HTTP_TOKEN': str(self.endpoint_def.token)},
         )
 

InvenTree/order/api.py

@@ -822,6 +822,7 @@ class SOAllocationList(generics.ListAPIView):
             kwargs['item_detail'] = str2bool(params.get('item_detail', False))
             kwargs['order_detail'] = str2bool(params.get('order_detail', False))
             kwargs['location_detail'] = str2bool(params.get('location_detail', False))
+            kwargs['customer_detail'] = str2bool(params.get('customer_detail', False))
         except AttributeError:
             pass
 
@@ -846,6 +847,12 @@ class SOAllocationList(generics.ListAPIView):
         if order is not None:
             queryset = queryset.filter(line__order=order)
 
+        # Filter by "stock item"
+        item = params.get('item', params.get('stock_item', None))
+
+        if item is not None:
+            queryset = queryset.filter(item=item)
+
         # Filter by "outstanding" order status
         outstanding = params.get('outstanding', None)
 
@@ -865,7 +872,6 @@ class SOAllocationList(generics.ListAPIView):
 
     # Default filterable fields
     filter_fields = [
-        'item',
     ]
 
 

InvenTree/order/forms.py

@@ -92,5 +92,4 @@ class OrderMatchItemForm(MatchItemForm):
                 default_amount=clean_decimal(row.get('purchase_price', '')),
             )
 
-        # return default
         return super().get_special_field(col_guess, row, file_manager)

InvenTree/order/models.py

@@ -27,6 +27,7 @@ from stock import models as stock_models
 from company.models import Company, SupplierPart
 from plugin.events import trigger_event
 
+import InvenTree.helpers
 from InvenTree.fields import InvenTreeModelMoneyField, RoundingDecimalField
 from InvenTree.helpers import decimal2string, increment, getSetting
 from InvenTree.status_codes import PurchaseOrderStatus, SalesOrderStatus, StockStatus, StockHistoryCode
@@ -414,16 +415,12 @@ class PurchaseOrder(Order):
             )
 
         try:
-            if not (quantity % 1 == 0):
-                raise ValidationError({
-                    "quantity": _("Quantity must be an integer")
-                })
             if quantity < 0:
                 raise ValidationError({
                     "quantity": _("Quantity must be a positive number")
                 })
-            quantity = int(quantity)
+            quantity = InvenTree.helpers.clean_decimal(quantity)
-        except (ValueError, TypeError):
+        except TypeError:
             raise ValidationError({
                 "quantity": _("Invalid quantity provided")
             })
@@ -825,15 +822,26 @@ class PurchaseOrderLineItem(OrderLineItem):
 
     """
 
-    @staticmethod
-    def get_api_url():
-        return reverse('api-po-line-list')
-
     class Meta:
         unique_together = (
             ('order', 'part', 'quantity', 'purchase_price')
         )
 
+    @staticmethod
+    def get_api_url():
+        return reverse('api-po-line-list')
+
+    def clean(self):
+
+        super().clean()
+
+        if self.order.supplier and self.part:
+            # Supplier part *must* point to the same supplier!
+            if self.part.supplier != self.order.supplier:
+                raise ValidationError({
+                    'part': _('Supplier part must match supplier')
+                })
+
     def __str__(self):
         return "{n} x {part} from {supplier} (for {po})".format(
             n=decimal2string(self.quantity),

InvenTree/order/serializers.py

@@ -495,6 +495,7 @@ class SalesOrderAllocationSerializer(InvenTreeModelSerializer):
     part_detail = PartBriefSerializer(source='item.part', many=False, read_only=True)
     item_detail = stock.serializers.StockItemSerializer(source='item', many=False, read_only=True)
     location_detail = stock.serializers.LocationSerializer(source='item.location', many=False, read_only=True)
+    customer_detail = CompanyBriefSerializer(source='line.order.customer', many=False, read_only=True)
 
     shipment_date = serializers.DateField(source='shipment.shipment_date', read_only=True)
 
@@ -504,6 +505,7 @@ class SalesOrderAllocationSerializer(InvenTreeModelSerializer):
         part_detail = kwargs.pop('part_detail', True)
         item_detail = kwargs.pop('item_detail', False)
         location_detail = kwargs.pop('location_detail', False)
+        customer_detail = kwargs.pop('customer_detail', False)
 
         super().__init__(*args, **kwargs)
 
@@ -519,12 +521,16 @@ class SalesOrderAllocationSerializer(InvenTreeModelSerializer):
         if not location_detail:
             self.fields.pop('location_detail')
 
+        if not customer_detail:
+            self.fields.pop('customer_detail')
+
     class Meta:
         model = order.models.SalesOrderAllocation
 
         fields = [
             'pk',
             'line',
+            'customer_detail',
             'serial',
             'quantity',
             'location',

InvenTree/order/templates/order/order_base.html

@@ -48,7 +48,7 @@
         {% endif %}
     </ul>
 </div>
-{% if order.status == PurchaseOrderStatus.PENDING and order.lines.count > 0 %}
+{% if order.status == PurchaseOrderStatus.PENDING %}
 <button type='button' class='btn btn-outline-secondary' id='place-order' title='{% trans "Place order" %}'>
     <span class='fas fa-shopping-cart icon-blue'></span>
 </button>
@@ -178,7 +178,7 @@ src="{% static 'img/blank_image.png' %}"
 {{ block.super }}
 
 
-{% if order.status == PurchaseOrderStatus.PENDING and order.lines.count > 0 %}
+{% if order.status == PurchaseOrderStatus.PENDING %}
 $("#place-order").click(function() {
     launchModalForm("{% url 'po-issue' order.id %}",
     {

InvenTree/part/api.py

@@ -446,10 +446,10 @@ class PartSerialNumberDetail(generics.RetrieveAPIView):
         }
 
         if latest is not None:
-            next = increment(latest)
+            next_serial = increment(latest)
 
-            if next != increment:
+            if next_serial != increment:
-                data['next'] = next
+                data['next'] = next_serial
 
         return Response(data)
 
@@ -1533,6 +1533,40 @@ class BomList(generics.ListCreateAPIView):
     ]
 
 
+class BomExtract(generics.CreateAPIView):
+    """
+    API endpoint for extracting BOM data from a BOM file.
+    """
+
+    queryset = Part.objects.none()
+    serializer_class = part_serializers.BomExtractSerializer
+
+    def create(self, request, *args, **kwargs):
+        """
+        Custom create function to return the extracted data
+        """
+
+        serializer = self.get_serializer(data=request.data)
+        serializer.is_valid(raise_exception=True)
+        self.perform_create(serializer)
+        headers = self.get_success_headers(serializer.data)
+
+        data = serializer.extract_data()
+
+        return Response(data, status=status.HTTP_201_CREATED, headers=headers)
+
+
+class BomUpload(generics.CreateAPIView):
+    """
+    API endpoint for uploading a complete Bill of Materials.
+
+    It is assumed that the BOM has been extracted from a file using the BomExtract endpoint.
+    """
+
+    queryset = Part.objects.all()
+    serializer_class = part_serializers.BomUploadSerializer
+
+
 class BomDetail(generics.RetrieveUpdateDestroyAPIView):
     """ API endpoint for detail view of a single BomItem object """
 
@@ -1685,6 +1719,10 @@ bom_api_urls = [
         url(r'^.*$', BomDetail.as_view(), name='api-bom-item-detail'),
     ])),
 
+    url(r'^extract/', BomExtract.as_view(), name='api-bom-extract'),
+
+    url(r'^upload/', BomUpload.as_view(), name='api-bom-upload'),
+
     # Catch-all
     url(r'^.*$', BomList.as_view(), name='api-bom-list'),
 ]

InvenTree/part/bom.py

@@ -123,16 +123,22 @@ def ExportBom(part, fmt='csv', cascade=False, max_levels=None, parameter_data=Fa
 
         stock_headers = [
             _('Default Location'),
+            _('Total Stock'),
             _('Available Stock'),
+            _('On Order'),
         ]
 
         stock_cols = {}
 
         for b_idx, bom_item in enumerate(bom_items):
+
             stock_data = []
+
+            sub_part = bom_item.sub_part
+
             # Get part default location
             try:
-                loc = bom_item.sub_part.get_default_location()
+                loc = sub_part.get_default_location()
 
                 if loc is not None:
                     stock_data.append(str(loc.name))
@@ -141,8 +147,20 @@ def ExportBom(part, fmt='csv', cascade=False, max_levels=None, parameter_data=Fa
             except AttributeError:
                 stock_data.append('')
 
-            # Get part current stock
+            # Total "in stock" quantity for this part
-            stock_data.append(str(normalize(bom_item.sub_part.available_stock)))
+            stock_data.append(
+                str(normalize(sub_part.total_stock))
+            )
+
+            # Total "available stock" quantity for this part
+            stock_data.append(
+                str(normalize(sub_part.available_stock))
+            )
+
+            # Total "on order" quantity for this part
+            stock_data.append(
+                str(normalize(sub_part.on_order))
+            )
 
             for s_idx, header in enumerate(stock_headers):
                 try:
@@ -205,7 +223,7 @@ def ExportBom(part, fmt='csv', cascade=False, max_levels=None, parameter_data=Fa
 
                             supplier_parts_used.add(sp_part)
 
-                            if sp_part.supplier and sp_part.supplier:
+                            if sp_part.supplier:
                                 supplier_name = sp_part.supplier.name
                             else:
                                 supplier_name = ''

InvenTree/part/forms.py

@@ -75,7 +75,6 @@ class BomMatchItemForm(MatchItemForm):
                 })
             )
 
-        # return default
         return super().get_special_field(col_guess, row, file_manager)
 
 

InvenTree/part/models.py

@@ -1530,15 +1530,15 @@ class Part(MPTTModel):
         returns a string representation of a hash object which can be compared with a stored value
         """
 
-        hash = hashlib.md5(str(self.id).encode())
+        result_hash = hashlib.md5(str(self.id).encode())
 
         # List *all* BOM items (including inherited ones!)
         bom_items = self.get_bom_items().all().prefetch_related('sub_part')
 
         for item in bom_items:
-            hash.update(str(item.get_item_hash()).encode())
+            result_hash.update(str(item.get_item_hash()).encode())
 
-        return str(hash.digest())
+        return str(result_hash.digest())
 
     def is_bom_valid(self):
         """ Check if the BOM is 'valid' - if the calculated checksum matches the stored value
@@ -2188,9 +2188,7 @@ def after_save_part(sender, instance: Part, created, **kwargs):
     Function to be executed after a Part is saved
     """
 
-    if created:
+    if not created:
-        pass
-    else:
         # Check part stock only if we are *updating* the part (not creating it)
 
         # Run this check in the background
@@ -2678,18 +2676,18 @@ class BomItem(models.Model):
         """
 
         # Seed the hash with the ID of this BOM item
-        hash = hashlib.md5(str(self.id).encode())
+        result_hash = hashlib.md5(str(self.id).encode())
 
         # Update the hash based on line information
-        hash.update(str(self.sub_part.id).encode())
+        result_hash.update(str(self.sub_part.id).encode())
-        hash.update(str(self.sub_part.full_name).encode())
+        result_hash.update(str(self.sub_part.full_name).encode())
-        hash.update(str(self.quantity).encode())
+        result_hash.update(str(self.quantity).encode())
-        hash.update(str(self.note).encode())
+        result_hash.update(str(self.note).encode())
-        hash.update(str(self.reference).encode())
+        result_hash.update(str(self.reference).encode())
-        hash.update(str(self.optional).encode())
+        result_hash.update(str(self.optional).encode())
-        hash.update(str(self.inherited).encode())
+        result_hash.update(str(self.inherited).encode())
 
-        return str(hash.digest())
+        return str(result_hash.digest())
 
     def validate_hash(self, valid=True):
         """ Mark this item as 'valid' (store the checksum hash).

InvenTree/part/serializers.py

@@ -4,9 +4,11 @@ JSON serializers for Part app
 
 import imghdr
 from decimal import Decimal
+import os
+import tablib
 
 from django.urls import reverse_lazy
-from django.db import models
+from django.db import models, transaction
 from django.db.models import Q
 from django.db.models.functions import Coalesce
 from django.utils.translation import ugettext_lazy as _
@@ -462,7 +464,13 @@ class BomItemSerializer(InvenTreeModelSerializer):
 
     price_range = serializers.CharField(read_only=True)
 
-    quantity = InvenTreeDecimalField()
+    quantity = InvenTreeDecimalField(required=True)
+
+    def validate_quantity(self, quantity):
+        if quantity <= 0:
+            raise serializers.ValidationError(_("Quantity must be greater than zero"))
+
+        return quantity
 
     part = serializers.PrimaryKeyRelatedField(queryset=Part.objects.filter(assembly=True))
 
@@ -699,3 +707,345 @@ class PartCopyBOMSerializer(serializers.Serializer):
             skip_invalid=data.get('skip_invalid', False),
             include_inherited=data.get('include_inherited', False),
         )
+
+
+class BomExtractSerializer(serializers.Serializer):
+    """
+    Serializer for uploading a file and extracting data from it.
+
+    Note: 2022-02-04 - This needs a *serious* refactor in future, probably
+
+    When parsing the file, the following things happen:
+
+    a) Check file format and validity
+    b) Look for "required" fields
+    c) Look for "part" fields - used to "infer" part
+
+    Once the file itself has been validated, we iterate through each data row:
+
+    - If the "level" column is provided, ignore anything below level 1
+    - Try to "guess" the part based on part_id / part_name / part_ipn
+    - Extract other fields as required
+
+    """
+
+    class Meta:
+        fields = [
+            'bom_file',
+            'part',
+            'clear_existing',
+        ]
+
+    # These columns must be present
+    REQUIRED_COLUMNS = [
+        'quantity',
+    ]
+
+    # We need at least one column to specify a "part"
+    PART_COLUMNS = [
+        'part',
+        'part_id',
+        'part_name',
+        'part_ipn',
+    ]
+
+    # These columns are "optional"
+    OPTIONAL_COLUMNS = [
+        'allow_variants',
+        'inherited',
+        'optional',
+        'overage',
+        'note',
+        'reference',
+    ]
+
+    def find_matching_column(self, col_name, columns):
+
+        # Direct match
+        if col_name in columns:
+            return col_name
+
+        col_name = col_name.lower().strip()
+
+        for col in columns:
+            if col.lower().strip() == col_name:
+                return col
+
+        # No match
+        return None
+
+    def find_matching_data(self, row, col_name, columns):
+        """
+        Extract data from the row, based on the "expected" column name
+        """
+
+        col_name = self.find_matching_column(col_name, columns)
+
+        return row.get(col_name, None)
+
+    bom_file = serializers.FileField(
+        label=_("BOM File"),
+        help_text=_("Select Bill of Materials file"),
+        required=True,
+        allow_empty_file=False,
+    )
+
+    def validate_bom_file(self, bom_file):
+        """
+        Perform validation checks on the uploaded BOM file
+        """
+
+        self.filename = bom_file.name
+
+        name, ext = os.path.splitext(bom_file.name)
+
+        # Remove the leading . from the extension
+        ext = ext[1:]
+
+        accepted_file_types = [
+            'xls', 'xlsx',
+            'csv', 'tsv',
+            'xml',
+        ]
+
+        if ext not in accepted_file_types:
+            raise serializers.ValidationError(_("Unsupported file type"))
+
+        # Impose a 50MB limit on uploaded BOM files
+        max_upload_file_size = 50 * 1024 * 1024
+
+        if bom_file.size > max_upload_file_size:
+            raise serializers.ValidationError(_("File is too large"))
+
+        # Read file data into memory (bytes object)
+        try:
+            data = bom_file.read()
+        except Exception as e:
+            raise serializers.ValidationError(str(e))
+
+        if ext in ['csv', 'tsv', 'xml']:
+            try:
+                data = data.decode()
+            except Exception as e:
+                raise serializers.ValidationError(str(e))
+
+        # Convert to a tablib dataset (we expect headers)
+        try:
+            self.dataset = tablib.Dataset().load(data, ext, headers=True)
+        except Exception as e:
+            raise serializers.ValidationError(str(e))
+
+        for header in self.REQUIRED_COLUMNS:
+
+            match = self.find_matching_column(header, self.dataset.headers)
+
+            if match is None:
+                raise serializers.ValidationError(_("Missing required column") + f": '{header}'")
+
+        part_column_matches = {}
+
+        part_match = False
+
+        for col in self.PART_COLUMNS:
+            col_match = self.find_matching_column(col, self.dataset.headers)
+
+            part_column_matches[col] = col_match
+
+            if col_match is not None:
+                part_match = True
+
+        if not part_match:
+            raise serializers.ValidationError(_("No part column found"))
+
+        if len(self.dataset) == 0:
+            raise serializers.ValidationError(_("No data rows found"))
+
+        return bom_file
+
+    def extract_data(self):
+        """
+        Read individual rows out of the BOM file
+        """
+
+        rows = []
+        errors = []
+
+        found_parts = set()
+
+        headers = self.dataset.headers
+
+        level_column = self.find_matching_column('level', headers)
+
+        for row in self.dataset.dict:
+
+            row_error = {}
+
+            """
+            If the "level" column is specified, and this is not a top-level BOM item, ignore the row!
+            """
+            if level_column is not None:
+                level = row.get('level', None)
+
+                if level is not None:
+                    try:
+                        level = int(level)
+                        if level != 1:
+                            continue
+                    except:
+                        pass
+
+            """
+            Next, we try to "guess" the part, based on the provided data.
+
+            A) If the part_id is supplied, use that!
+            B) If the part name and/or part_ipn are supplied, maybe we can use those?
+            """
+            part_id = self.find_matching_data(row, 'part_id', headers)
+            part_name = self.find_matching_data(row, 'part_name', headers)
+            part_ipn = self.find_matching_data(row, 'part_ipn', headers)
+
+            part = None
+
+            if part_id is not None:
+                try:
+                    part = Part.objects.get(pk=part_id)
+                except (ValueError, Part.DoesNotExist):
+                    pass
+
+            # Optionally, specify using field "part"
+            if part is None:
+                pk = self.find_matching_data(row, 'part', headers)
+
+                if pk is not None:
+                    try:
+                        part = Part.objects.get(pk=pk)
+                    except (ValueError, Part.DoesNotExist):
+                        pass
+
+            if part is None:
+
+                if part_name or part_ipn:
+                    queryset = Part.objects.all()
+
+                    if part_name:
+                        queryset = queryset.filter(name=part_name)
+
+                    if part_ipn:
+                        queryset = queryset.filter(IPN=part_ipn)
+
+                    # Only if we have a single direct match
+                    if queryset.exists():
+                        if queryset.count() == 1:
+                            part = queryset.first()
+                        else:
+                            # Multiple matches!
+                            row_error['part'] = _('Multiple matching parts found')
+
+            if part is None:
+                if 'part' not in row_error:
+                    row_error['part'] = _('No matching part found')
+            else:
+                if part.pk in found_parts:
+                    row_error['part'] = _("Duplicate part selected")
+
+                elif not part.component:
+                    row_error['part'] = _('Part is not designated as a component')
+
+                found_parts.add(part.pk)
+
+            row['part'] = part.pk if part is not None else None
+
+            """
+            Read out the 'quantity' column - check that it is valid
+            """
+            quantity = self.find_matching_data(row, 'quantity', self.dataset.headers)
+
+            if quantity is None:
+                row_error['quantity'] = _('Quantity not provided')
+            else:
+                try:
+                    quantity = Decimal(quantity)
+
+                    if quantity <= 0:
+                        row_error['quantity'] = _('Quantity must be greater than zero')
+                except:
+                    row_error['quantity'] = _('Invalid quantity')
+
+            # For each "optional" column, ensure the column names are allocated correctly
+            for field_name in self.OPTIONAL_COLUMNS:
+                if field_name not in row:
+                    row[field_name] = self.find_matching_data(row, field_name, self.dataset.headers)
+
+            rows.append(row)
+            errors.append(row_error)
+
+        return {
+            'rows': rows,
+            'errors': errors,
+            'headers': headers,
+            'filename': self.filename,
+        }
+
+    part = serializers.PrimaryKeyRelatedField(queryset=Part.objects.filter(assembly=True), required=True)
+
+    clear_existing = serializers.BooleanField(
+        label=_("Clear Existing BOM"),
+        help_text=_("Delete existing BOM data first"),
+    )
+
+    def save(self):
+
+        data = self.validated_data
+
+        master_part = data['part']
+        clear_existing = data['clear_existing']
+
+        if clear_existing:
+
+            # Remove all existing BOM items
+            master_part.bom_items.all().delete()
+
+
+class BomUploadSerializer(serializers.Serializer):
+    """
+    Serializer for uploading a BOM against a specified part.
+
+    A "BOM" is a set of BomItem objects which are to be validated together as a set
+    """
+
+    items = BomItemSerializer(many=True, required=True)
+
+    def validate(self, data):
+
+        items = data['items']
+
+        if len(items) == 0:
+            raise serializers.ValidationError(_("At least one BOM item is required"))
+
+        data = super().validate(data)
+
+        return data
+
+    def save(self):
+
+        data = self.validated_data
+
+        items = data['items']
+
+        try:
+            with transaction.atomic():
+
+                for item in items:
+
+                    part = item['part']
+                    sub_part = item['sub_part']
+
+                    # Ignore duplicate BOM items
+                    if BomItem.objects.filter(part=part, sub_part=sub_part).exists():
+                        continue
+
+                    # Create a new BomItem object
+                    BomItem.objects.create(**item)
+
+        except Exception as e:
+            raise serializers.ValidationError(detail=serializers.as_serializer_error(e))

InvenTree/part/templates/part/bom_upload/match_fields.html

@@ -1,99 +0,0 @@
-{% extends "part/bom_upload/upload_file.html" %}
-{% load inventree_extras %}
-{% load i18n %}
-{% load static %}
-
-{% block form_alert %}
-{% if missing_columns and missing_columns|length > 0 %}
-<div class='alert alert-danger alert-block' style='margin-top:12px;' role='alert'>
-    {% trans "Missing selections for the following required columns" %}:
-    <br>
-    <ul>
-        {% for col in missing_columns %}
-        <li>{{ col }}</li>
-        {% endfor %}
-    </ul>
-</div>
-{% endif %}
-{% if duplicates and duplicates|length > 0 %}
-<div class='alert alert-danger alert-block' role='alert'>
-    {% trans "Duplicate selections found, see below. Fix them then retry submitting." %}
-</div>
-{% endif %}
-{% endblock form_alert %}
-
-{% block form_buttons_top %}
-    {% if wizard.steps.prev %}
-    <button name="wizard_goto_step" type="submit" value="{{ wizard.steps.prev }}" class="save btn btn-outline-secondary">{% trans "Previous Step" %}</button>
-    {% endif %}
-    <button type="submit" class="save btn btn-outline-secondary">{% trans "Submit Selections" %}</button>
-{% endblock form_buttons_top %}
-
-{% block form_content %}
-    <thead>
-        <tr>
-            <th>{% trans "File Fields" %}</th>
-            <th></th>
-            {% for col in form %}
-            <th>
-                <div>
-                    <input type='hidden' name='col_name_{{ forloop.counter0 }}' value='{{ col.name }}'/>
-                    {{ col.name }}
-                    <button class='btn btn-outline-secondary btn-remove' onClick='removeColFromBomWizard()' id='del_col_{{ forloop.counter0 }}' style='display: inline; float: right;' title='{% trans "Remove column" %}'>
-                        <span col_id='{{ forloop.counter0 }}' class='fas fa-trash-alt icon-red'></span>
-                    </button>
-                </div>
-            </th>
-            {% endfor %}
-        </tr>
-    </thead>
-    <tbody>
-        <tr>
-            <td>{% trans "Match Fields" %}</td>
-            <td></td>
-            {% for col in form %}
-            <td>
-                {{ col }}
-                {% for duplicate in duplicates %}
-                    {% if duplicate == col.value %}
-                    <div class='alert alert-danger alert-block text-center' role='alert' style='padding:2px; margin-top:6px; margin-bottom:2px'>
-                        <strong>{% trans "Duplicate selection" %}</strong>
-                    </div>
-                    {% endif %}
-                {% endfor %}
-            </td>
-            {% endfor %}
-        </tr>
-        {% for row in rows %}
-        {% with forloop.counter as row_index %}
-        <tr>
-            <td style='width: 32px;'>
-                <button class='btn btn-outline-secondary btn-remove' onClick='removeRowFromBomWizard()' id='del_row_{{ row_index }}' style='display: inline; float: left;' title='{% trans "Remove row" %}'>
-                    <span row_id='{{ row_index }}' class='fas fa-trash-alt icon-red'></span>
-                </button>
-            </td>
-            <td style='text-align: left;'>{{ row_index }}</td>
-            {% for item in row.data %}
-            <td>
-                <input type='hidden' name='row_{{ row_index }}_col_{{ forloop.counter0 }}' value='{{ item }}'/>
-                {{ item }}
-            </td>
-            {% endfor %}
-        </tr>
-        {% endwith %}
-        {% endfor %}
-    </tbody>
-{% endblock form_content %}
-
-{% block form_buttons_bottom %}
-{% endblock form_buttons_bottom %}
-
-{% block js_ready %}
-{{ block.super }}
-
-$('.fieldselect').select2({
-    width: '100%',
-    matcher: partialMatcher,
-});
-
-{% endblock %}

InvenTree/part/templates/part/bom_upload/match_parts.html

@@ -1,127 +0,0 @@
-{% extends "part/bom_upload/upload_file.html" %}
-{% load inventree_extras %}
-{% load i18n %}
-{% load static %}
-{% load crispy_forms_tags %}
-
-{% block form_alert %}
-{% if form.errors %}
-{% endif %}
-{% if form_errors %}
-<div class='alert alert-danger alert-block' role='alert'>
-    {% trans "Errors exist in the submitted data" %}
-</div>
-{% endif %}
-{% endblock form_alert %}
-
-{% block form_buttons_top %}
-    {% if wizard.steps.prev %}
-    <button name="wizard_goto_step" type="submit" value="{{ wizard.steps.prev }}" class="save btn btn-outline-secondary">{% trans "Previous Step" %}</button>
-    {% endif %}
-    <button type="submit" class="save btn btn-outline-secondary">{% trans "Submit Selections" %}</button>
-{% endblock form_buttons_top %}
-
-{% block form_content %}
-        <thead>
-            <tr>
-                <th></th>
-                <th>{% trans "Row" %}</th>
-                <th>{% trans "Select Part" %}</th>
-                <th>{% trans "Reference" %}</th>
-                <th>{% trans "Quantity" %}</th>
-                {% for col in columns %}
-                {% if col.guess != 'Quantity' %}
-                <th>
-                    <input type='hidden' name='col_name_{{ forloop.counter0 }}' value='{{ col.name }}'/>
-                    <input type='hidden' name='col_guess_{{ forloop.counter0 }}' value='{{ col.guess }}'/>
-                    {% if col.guess %}
-                    {{ col.guess }}
-                    {% else %}
-                    {{ col.name }}
-                    {% endif %}
-                </th>
-                {% endif %}
-                {% endfor %}
-            </tr>
-        </thead>
-        <tbody>
-             <tr></tr> {% comment %} Dummy row for javascript del_row method {% endcomment %}
-            {% for row in rows %}
-            <tr {% if row.errors %} style='background: #ffeaea;'{% endif %} part-select='#select_part_{{ row.index }}'>
-                <td>
-                    <button class='btn btn-outline-secondary btn-remove' onClick='removeRowFromBomWizard()' id='del_row_{{ row.index }}' style='display: inline; float: right;' title='{% trans "Remove row" %}'>
-                            <span row_id='{{ row.index }}' class='fas fa-trash-alt icon-red'></span>
-                    </button>
-                </td>
-                <td>
-                {% add row.index 1 %}
-                </td>
-                <td>
-                    {% for field in form.visible_fields %}
-                        {% if field.name == row.item_select %}
-                            {{ field }}
-                        {% endif %}
-                    {% endfor %}
-                    {% if row.errors.part %}
-                    <p class='help-inline'>{{ row.errors.part }}</p>
-                    {% endif %}
-                </td>
-                <td>
-                    {% for field in form.visible_fields %}
-                        {% if field.name == row.reference %}
-                            {{ field|as_crispy_field }}
-                        {% endif %}
-                    {% endfor %}
-                    {% if row.errors.reference %}
-                        <p class='help-inline'>{{ row.errors.reference }}</p>
-                    {% endif %}
-                </td>
-                <td>
-                    {% for field in form.visible_fields %}
-                        {% if field.name == row.quantity %}
-                            {{ field|as_crispy_field }}
-                        {% endif %}
-                    {% endfor %}
-                    {% if row.errors.quantity %}
-                        <p class='help-inline'>{{ row.errors.quantity }}</p>
-                    {% endif %}
-                </td>
-                {% for item in row.data %}
-                {% if item.column.guess != 'Quantity' %}
-                <td>
-                    {% if item.column.guess == 'Overage' %}
-                        {% for field in form.visible_fields %}
-                            {% if field.name == row.overage %}
-                                {{ field|as_crispy_field }}
-                            {% endif %}
-                        {% endfor %}
-                    {% elif item.column.guess == 'Note' %}
-                        {% for field in form.visible_fields %}
-                            {% if field.name == row.note %}
-                                {{ field|as_crispy_field }}
-                            {% endif %}
-                        {% endfor %}
-                    {% else %}
-                        {{ item.cell }}
-                    {% endif %}
-                    <input type='hidden' name='row_{{ row.index }}_col_{{ forloop.counter0 }}' value='{{ item.cell }}'/>
-                </td>
-                {% endif %}
-                {% endfor %}
-            </tr>
-            {% endfor %}
-        </tbody>
-{% endblock form_content %}
-
-{% block form_buttons_bottom %}
-{% endblock form_buttons_bottom %}
-
-{% block js_ready %}
-{{ block.super }}
-
-$('.bomselect').select2({
-    dropdownAutoWidth: true,
-    matcher: partialMatcher,
-});
-
-{% endblock %}

InvenTree/part/templates/part/bom_upload/upload_file.html

@@ -1,67 +0,0 @@
-{% extends "part/part_base.html" %}
-{% load inventree_extras %}
-{% load i18n %}
-{% load static %}
-
-{% block sidebar %}
-{% url "part-detail" part.id as url %}
-{% trans "Return to BOM" as text %}
-{% include "sidebar_link.html" with url=url text=text icon="fa-undo" %}
-{% endblock %}
-
-{% block heading %}
-{% trans "Upload Bill of Materials" %}
-{% endblock %}
-
-{% block actions %}
-{% endblock %}
-
-{% block page_info %}
-<div class='panel-content'>
-    <p>{% blocktrans with step=wizard.steps.step1 count=wizard.steps.count %}Step {{step}} of {{count}}{% endblocktrans %}
-    {% if description %}- {{ description }}{% endif %}</p>
-
-    <form action="" method="post" class='js-modal-form' enctype="multipart/form-data">
-    {% csrf_token %}
-    {% load crispy_forms_tags %}
-
-    {% block form_buttons_top %}
-    {% endblock form_buttons_top %}
-
-    {% block form_alert %}
-    <div class='alert alert-info alert-block'>
-        <strong>{% trans "Requirements for BOM upload" %}:</strong>
-        <ul>
-            <li>{% trans "The BOM file must contain the required named columns as provided in the " %} <strong><a href='#' id='bom-template-download'>{% trans "BOM Upload Template" %}</a></strong></li>
-            <li>{% trans "Each part must already exist in the database" %}</li>
-        </ul>
-    </div>
-    {% endblock %} 
-
-    <table class='table table-striped' style='margin-top: 12px; margin-bottom: 0px'>
-    {{ wizard.management_form }}
-    {% block form_content %}
-    {% crispy wizard.form %}
-    {% endblock form_content %}
-    </table>
-
-    {% block form_buttons_bottom %}
-    {% if wizard.steps.prev %}
-    <button name="wizard_goto_step" type="submit" value="{{ wizard.steps.prev }}" class="save btn btn-outline-secondary">{% trans "Previous Step" %}</button>
-    {% endif %}
-    <button type="submit" class="save btn btn-outline-secondary">{% trans "Upload File" %}</button>
-    </form>
-    {% endblock form_buttons_bottom %}
-</div>
-{% endblock page_info %}
-
-{% block js_ready %}
-{{ block.super }}
-
-enableSidebar('bom-upload');
-
-$('#bom-template-download').click(function() {
-    downloadBomTemplate();
-});
-
-{% endblock js_ready %}

InvenTree/part/templates/part/detail.html

@@ -37,6 +37,23 @@
     </div>
 </div>
 
+<div class='panel panel-hidden' id='panel-allocations'>
+    <div class='panel-heading'>
+        <div class='d-flex flex-wrap'>
+            <h4>{% trans "Part Stock Allocations" %}</h4>
+            {% include "spacer.html" %}
+        </div>
+    </div>
+    <div class='panel-content'>
+        <div id='allocations-button-toolbar'>
+            <div class='btn-group' role='group'>
+                {% include "filter_list.html" with id="allocations" %}
+            </div>
+        </div>
+        <table class='table table-striped table-condensed' data-toolbar='#allocations-button-toolbar' id='part-allocation-table'></table>
+    </div>
+</div>
+
 <div class='panel panel-hidden' id='panel-test-templates'>
     <div class='panel-heading'>
         <div class='d-flex flex-wrap'>
@@ -109,9 +126,12 @@
     </div>
 </div>
 
+{% settings_value "PART_SHOW_PRICE_HISTORY" as show_price_history %}
+{% if show_price_history %}
 <div class='panel panel-hidden' id='panel-pricing'>
     {% include "part/prices.html" %}
 </div>
+{% endif %}
 
 <div class='panel panel-hidden' id='panel-part-notes'>
     <div class='panel-heading'>
@@ -631,6 +651,19 @@
         {% endif %}
     });
 
+    // Load the "allocations" tab
+    onPanelLoad('allocations', function() {
+
+        loadStockAllocationTable(
+            $("#part-allocation-table"),
+            {
+                params: { 
+                    part: {{ part.pk }},
+                },
+            }
+        );
+    });
+
     // Load the "related parts" tab
     onPanelLoad("related-parts", function() {
 

InvenTree/part/templates/part/part_sidebar.html

@@ -4,6 +4,7 @@
 
 {% settings_value "PART_INTERNAL_PRICE" as show_internal_price %}
 {% settings_value 'PART_SHOW_RELATED' as show_related %}
+{% settings_value "PART_SHOW_PRICE_HISTORY" as show_price_history %}
 
 {% trans "Parameters" as text %}
 {% include "sidebar_item.html" with label="part-parameters" text=text icon="fa-th-list" %}
@@ -25,8 +26,14 @@
 {% trans "Used In" as text %}
 {% include "sidebar_item.html" with label="used-in" text=text icon="fa-layer-group" %}
 {% endif %}
+{% if show_price_history %}
 {% trans "Pricing" as text %}
 {% include "sidebar_item.html" with label="pricing" text=text icon="fa-dollar-sign" %}
+{% endif %}
+{% if part.salable or part.component %}
+{% trans "Allocations" as text %}
+{% include "sidebar_item.html" with label="allocations" text=text icon="fa-bookmark" %}
+{% endif %}
 {% if part.purchaseable and roles.purchase_order.view %}
 {% trans "Suppliers" as text %}
 {% include "sidebar_item.html" with label="suppliers" text=text icon="fa-building" %}

InvenTree/part/templates/part/upload_bom.html

@@ -0,0 +1,108 @@
+{% extends "part/part_base.html" %}
+{% load inventree_extras %}
+{% load i18n %}
+{% load static %}
+
+{% block sidebar %}
+{% url "part-detail" part.id as url %}
+{% trans "Return to BOM" as text %}
+{% include "sidebar_link.html" with url=url text=text icon="fa-undo" %}
+{% endblock %}
+
+{% block heading %}
+{% trans "Upload Bill of Materials" %}
+{% endblock %}
+
+{% block actions %}
+<!--
+<button type='button' class='btn btn-outline-secondary' id='bom-info'>
+    <span class='fas fa-info-circle' title='{% trans "BOM upload requirements" %}'></span>
+</button>
+-->
+<button type='button' class='btn btn-primary' id='bom-upload'>
+    <span class='fas fa-file-upload'></span> {% trans "Upload BOM File" %}
+</button>
+<button type='button' class='btn btn-success' disabled='true' id='bom-submit-icon' style='display: none;'>
+    <span class="fas fa-spin fa-circle-notch"></span>
+</button>
+<button type='button' class='btn btn-success' id='bom-submit' style='display: none;'>
+    <span class='fas fa-sign-in-alt' id='bom-submit-icon'></span> {% trans "Submit BOM Data" %}
+</button>
+{% endblock %}
+
+{% block page_info %}
+<div class='panel-content'>
+
+    <div class='alert alert-info alert-block'>
+        <strong>{% trans "Requirements for BOM upload" %}:</strong>
+        <ul>
+            <li>{% trans "The BOM file must contain the required named columns as provided in the " %} <strong><a href='#' id='bom-template-download'>{% trans "BOM Upload Template" %}</a></strong></li>
+            <li>{% trans "Each part must already exist in the database" %}</li>
+        </ul>
+    </div>
+
+    <div id='non-field-errors'>
+        <!-- Upload error messages go here -->
+    </div>
+
+    <!-- This table is filled out after BOM file is uploaded and processed -->
+    <table class='table table-condensed' id='bom-import-table'>
+        <thead>
+            <tr>
+                <th style='max-width: 500px;'>{% trans "Part" %}</th>
+                <th>{% trans "Quantity" %}</th>
+                <th>{% trans "Reference" %}</th>
+                <th>{% trans "Overage" %}</th>
+                <th>{% trans "Allow Variants" %}</th>
+                <th>{% trans "Inherited" %}</th>
+                <th>{% trans "Optional" %}</th>
+                <th>{% trans "Note" %}</th>
+                <th><!-- Buttons Column --></th>
+            </tr>
+        </thead>
+        <tbody></tbody>
+    </table>
+
+</div>
+{% endblock page_info %}
+
+{% block js_ready %}
+{{ block.super }}
+
+enableSidebar('bom-upload');
+
+$('#bom-template-download').click(function() {
+    downloadBomTemplate();
+});
+
+$('#bom-upload').click(function() {
+
+    constructForm('{% url "api-bom-extract" %}', {
+        method: 'POST',
+        fields: {
+            bom_file: {},
+            part: {
+                value: {{ part.pk }},
+                hidden: true,
+            },
+            clear_existing: {},
+        },
+        title: '{% trans "Upload BOM File" %}',
+        onSuccess: function(response) {
+            $('#bom-upload').hide();
+
+            $('#bom-submit').show();
+
+            constructBomUploadTable(response);
+
+            $('#bom-submit').click(function() {
+                submitBomTable({{ part.pk }}, {
+                    bom_data: response,
+                });
+            });
+        }
+    });
+
+});
+
+{% endblock js_ready %}

InvenTree/part/templatetags/inventree_extras.py

@@ -293,7 +293,7 @@ def progress_bar(val, max, *args, **kwargs):
     Render a progress bar element
     """
 
-    id = kwargs.get('id', 'progress-bar')
+    item_id = kwargs.get('id', 'progress-bar')
 
     if val > max:
         style = 'progress-bar-over'
@@ -317,7 +317,7 @@ def progress_bar(val, max, *args, **kwargs):
         style_tags.append(f'max-width: {max_width};')
 
     html = f"""
-    <div id='{id}' class='progress' style='{" ".join(style_tags)}'>
+    <div id='{item_id}' class='progress' style='{" ".join(style_tags)}'>
         <div class='progress-bar {style}' role='progressbar' aria-valuemin='0' aria-valuemax='100' style='width:{percent}%'></div>
         <div class='progress-value'>{val} / {max}</div>
     </div>
@@ -451,8 +451,17 @@ class I18nStaticNode(StaticNode):
     replaces a variable named *lng* in the path with the current language
     """
     def render(self, context):
-        self.path.var = self.path.var.format(lng=context.request.LANGUAGE_CODE)
+
+        self.original = getattr(self, 'original', None)
+
+        if not self.original:
+            # Store the original (un-rendered) path template, as it gets overwritten below
+            self.original = self.path.var
+
+        self.path.var = self.original.format(lng=context.request.LANGUAGE_CODE)
+
         ret = super().render(context)
+
         return ret
 
 
@@ -480,4 +489,5 @@ else:
         # change path to called ressource
         bits[1] = f"'{loc_name}/{{lng}}.{bits[1][1:-1]}'"
         token.contents = ' '.join(bits)
+
         return I18nStaticNode.handle_token(parser, token)

InvenTree/part/test_bom_export.py

@@ -107,7 +107,7 @@ class BomExportTest(TestCase):
         """
 
         params = {
-            'file_format': 'csv',
+            'format': 'csv',
             'cascade': True,
             'parameter_data': True,
             'stock_data': True,
@@ -154,7 +154,9 @@ class BomExportTest(TestCase):
                 'inherited',
                 'allow_variants',
                 'Default Location',
+                'Total Stock',
                 'Available Stock',
+                'On Order',
             ]
 
             for header in expected:
@@ -169,7 +171,7 @@ class BomExportTest(TestCase):
         """
 
         params = {
-            'file_format': 'xls',
+            'format': 'xls',
             'cascade': True,
             'parameter_data': True,
             'stock_data': True,
@@ -190,7 +192,7 @@ class BomExportTest(TestCase):
         """
 
         params = {
-            'file_format': 'xlsx',
+            'format': 'xlsx',
             'cascade': True,
             'parameter_data': True,
             'stock_data': True,
@@ -208,7 +210,7 @@ class BomExportTest(TestCase):
         """
 
         params = {
-            'file_format': 'json',
+            'format': 'json',
             'cascade': True,
             'parameter_data': True,
             'stock_data': True,

InvenTree/part/test_bom_import.py

@@ -0,0 +1,298 @@
+"""
+Unit testing for BOM upload / import functionality
+"""
+
+import tablib
+
+from django.core.files.uploadedfile import SimpleUploadedFile
+from django.urls import reverse
+
+from InvenTree.api_tester import InvenTreeAPITestCase
+
+from part.models import Part
+
+
+class BomUploadTest(InvenTreeAPITestCase):
+    """
+    Test BOM file upload API endpoint
+    """
+
+    roles = [
+        'part.add',
+        'part.change',
+    ]
+
+    def setUp(self):
+        super().setUp()
+
+        self.part = Part.objects.create(
+            name='Assembly',
+            description='An assembled part',
+            assembly=True,
+            component=False,
+        )
+
+        for i in range(10):
+            Part.objects.create(
+                name=f"Component {i}",
+                IPN=f"CMP_{i}",
+                description="A subcomponent that can be used in a BOM",
+                component=True,
+                assembly=False,
+            )
+
+        self.url = reverse('api-bom-extract')
+
+    def post_bom(self, filename, file_data, part=None, clear_existing=None, expected_code=None, content_type='text/plain'):
+
+        bom_file = SimpleUploadedFile(
+            filename,
+            file_data,
+            content_type=content_type,
+        )
+
+        if part is None:
+            part = self.part.pk
+
+        if clear_existing is None:
+            clear_existing = False
+
+        response = self.post(
+            self.url,
+            data={
+                'bom_file': bom_file,
+                'part': part,
+                'clear_existing': clear_existing,
+            },
+            expected_code=expected_code,
+            format='multipart',
+        )
+
+        return response
+
+    def test_missing_file(self):
+        """
+        POST without a file
+        """
+
+        response = self.post(
+            self.url,
+            data={},
+            expected_code=400
+        )
+
+        self.assertIn('No file was submitted', str(response.data['bom_file']))
+        self.assertIn('This field is required', str(response.data['part']))
+        self.assertIn('This field is required', str(response.data['clear_existing']))
+
+    def test_unsupported_file(self):
+        """
+        POST with an unsupported file type
+        """
+
+        response = self.post_bom(
+            'sample.txt',
+            b'hello world',
+            expected_code=400,
+        )
+
+        self.assertIn('Unsupported file type', str(response.data['bom_file']))
+
+    def test_broken_file(self):
+        """
+        Test upload with broken (corrupted) files
+        """
+
+        response = self.post_bom(
+            'sample.csv',
+            b'',
+            expected_code=400,
+        )
+
+        self.assertIn('The submitted file is empty', str(response.data['bom_file']))
+
+        response = self.post_bom(
+            'test.xls',
+            b'hello world',
+            expected_code=400,
+            content_type='application/xls',
+        )
+
+        self.assertIn('Unsupported format, or corrupt file', str(response.data['bom_file']))
+
+    def test_invalid_upload(self):
+        """
+        Test upload of an invalid file
+        """
+
+        dataset = tablib.Dataset()
+
+        dataset.headers = [
+            'apple',
+            'banana',
+        ]
+
+        response = self.post_bom(
+            'test.csv',
+            bytes(dataset.csv, 'utf8'),
+            content_type='text/csv',
+            expected_code=400,
+        )
+
+        self.assertIn("Missing required column: 'quantity'", str(response.data))
+
+        # Try again, with an .xlsx file
+        response = self.post_bom(
+            'bom.xlsx',
+            dataset.xlsx,
+            content_type='application/xlsx',
+            expected_code=400,
+        )
+
+        self.assertIn("Missing required column: 'quantity'", str(response.data))
+
+        # Add the quantity field (or close enough)
+        dataset.headers.append('quAntiTy  ')
+
+        response = self.post_bom(
+            'test.csv',
+            bytes(dataset.csv, 'utf8'),
+            content_type='text/csv',
+            expected_code=400,
+        )
+
+        self.assertIn('No part column found', str(response.data))
+
+        dataset.headers.append('part_id')
+        dataset.headers.append('part_name')
+
+        response = self.post_bom(
+            'test.csv',
+            bytes(dataset.csv, 'utf8'),
+            content_type='text/csv',
+            expected_code=400,
+        )
+
+        self.assertIn('No data rows found', str(response.data))
+
+    def test_invalid_data(self):
+        """
+        Upload data which contains errors
+        """
+
+        dataset = tablib.Dataset()
+
+        # Only these headers are strictly necessary
+        dataset.headers = ['part_id', 'quantity']
+
+        components = Part.objects.filter(component=True)
+
+        for idx, cmp in enumerate(components):
+
+            if idx == 5:
+                cmp.component = False
+                cmp.save()
+
+            dataset.append([cmp.pk, idx])
+
+        # Add a duplicate part too
+        dataset.append([components.first().pk, 'invalid'])
+
+        response = self.post_bom(
+            'test.csv',
+            bytes(dataset.csv, 'utf8'),
+            content_type='text/csv',
+            expected_code=201
+        )
+
+        errors = response.data['errors']
+
+        self.assertIn('Quantity must be greater than zero', str(errors[0]))
+        self.assertIn('Part is not designated as a component', str(errors[5]))
+        self.assertIn('Duplicate part selected', str(errors[-1]))
+        self.assertIn('Invalid quantity', str(errors[-1]))
+
+        for idx, row in enumerate(response.data['rows'][:-1]):
+            self.assertEqual(str(row['part']), str(components[idx].pk))
+
+    def test_part_guess(self):
+        """
+        Test part 'guessing' when PK values are not supplied
+        """
+
+        dataset = tablib.Dataset()
+
+        # Should be able to 'guess' the part from the name
+        dataset.headers = ['part_name', 'quantity']
+
+        components = Part.objects.filter(component=True)
+
+        for idx, cmp in enumerate(components):
+            dataset.append([
+                f"Component {idx}",
+                10,
+            ])
+
+        response = self.post_bom(
+            'test.csv',
+            bytes(dataset.csv, 'utf8'),
+            expected_code=201,
+        )
+
+        rows = response.data['rows']
+
+        self.assertEqual(len(rows), 10)
+
+        for idx in range(10):
+            self.assertEqual(rows[idx]['part'], components[idx].pk)
+
+        # Should also be able to 'guess' part by the IPN value
+        dataset = tablib.Dataset()
+
+        dataset.headers = ['part_ipn', 'quantity']
+
+        for idx, cmp in enumerate(components):
+            dataset.append([
+                f"CMP_{idx}",
+                10,
+            ])
+
+        response = self.post_bom(
+            'test.csv',
+            bytes(dataset.csv, 'utf8'),
+            expected_code=201,
+        )
+
+        rows = response.data['rows']
+
+        self.assertEqual(len(rows), 10)
+
+        for idx in range(10):
+            self.assertEqual(rows[idx]['part'], components[idx].pk)
+
+    def test_levels(self):
+        """
+        Test that multi-level BOMs are correctly handled during upload
+        """
+
+        dataset = tablib.Dataset()
+
+        dataset.headers = ['level', 'part', 'quantity']
+
+        components = Part.objects.filter(component=True)
+
+        for idx, cmp in enumerate(components):
+            dataset.append([
+                idx % 3,
+                cmp.pk,
+                2,
+            ])
+
+        response = self.post_bom(
+            'test.csv',
+            bytes(dataset.csv, 'utf8'),
+            expected_code=201,
+        )
+
+        # Only parts at index 1, 4, 7 should have been returned
+        self.assertEqual(len(response.data['rows']), 3)

InvenTree/part/test_part.py

@@ -31,8 +31,8 @@ class TemplateTagTest(TestCase):
         self.assertEqual(type(inventree_extras.inventree_version()), str)
 
     def test_hash(self):
-        hash = inventree_extras.inventree_commit_hash()
+        result_hash = inventree_extras.inventree_commit_hash()
-        self.assertGreater(len(hash), 5)
+        self.assertGreater(len(result_hash), 5)
 
     def test_date(self):
         d = inventree_extras.inventree_commit_date()

InvenTree/part/test_supplier_part.py

@@ -1,7 +0,0 @@
-from django.test import TestCase
-
-
-class SupplierPartTest(TestCase):
-
-    def setUp(self):
-        pass

InvenTree/part/urls.py

@@ -33,7 +33,6 @@ part_parameter_urls = [
 
 part_detail_urls = [
     url(r'^delete/?', views.PartDelete.as_view(), name='part-delete'),
-    url(r'^bom-export/?', views.BomExport.as_view(), name='bom-export'),
     url(r'^bom-download/?', views.BomDownload.as_view(), name='bom-download'),
 
     url(r'^pricing/', views.PartPricing.as_view(), name='part-pricing'),

InvenTree/part/views.py

@@ -28,20 +28,17 @@ import requests
 import os
 import io
 
-from rapidfuzz import fuzz
+from decimal import Decimal
-from decimal import Decimal, InvalidOperation
 
 from .models import PartCategory, Part
 from .models import PartParameterTemplate
 from .models import PartCategoryParameterTemplate
-from .models import BomItem
 from .models import PartSellPriceBreak, PartInternalPriceBreak
 
 from common.models import InvenTreeSetting
 from company.models import SupplierPart
 from common.files import FileManager
 from common.views import FileManagementFormView, FileManagementAjaxView
-from common.forms import UploadFileForm, MatchFieldForm
 
 from stock.models import StockItem, StockLocation
 
@@ -395,10 +392,11 @@ class PartDetail(InvenTreeRoleMixin, DetailView):
         context.update(**ctx)
 
         # Pricing information
-        ctx = self.get_pricing(self.get_quantity())
+        if InvenTreeSetting.get_setting('PART_SHOW_PRICE_HISTORY', False):
-        ctx['form'] = self.form_class(initial=self.get_initials())
+            ctx = self.get_pricing(self.get_quantity())
+            ctx['form'] = self.form_class(initial=self.get_initials())
 
-        context.update(ctx)
+            context.update(ctx)
 
         return context
 
@@ -703,270 +701,12 @@ class PartImageSelect(AjaxUpdateView):
         return self.renderJsonResponse(request, form, data)
 
 
-class BomUpload(InvenTreeRoleMixin, FileManagementFormView):
+class BomUpload(InvenTreeRoleMixin, DetailView):
-    """ View for uploading a BOM file, and handling BOM data importing.
+    """ View for uploading a BOM file, and handling BOM data importing. """
 
-    The BOM upload process is as follows:
+    context_object_name = 'part'
-
+    queryset = Part.objects.all()
-    1. (Client) Select and upload BOM file
+    template_name = 'part/upload_bom.html'
-    2. (Server) Verify that supplied file is a file compatible with tablib library
-    3. (Server) Introspect data file, try to find sensible columns / values / etc
-    4. (Server) Send suggestions back to the client
-    5. (Client) Makes choices based on suggestions:
-        - Accept automatic matching to parts found in database
-        - Accept suggestions for 'partial' or 'fuzzy' matches
-        - Create new parts in case of parts not being available
-    6. (Client) Sends updated dataset back to server
-    7. (Server) Check POST data for validity, sanity checking, etc.
-    8. (Server) Respond to POST request
-        - If data are valid, proceed to 9.
-        - If data not valid, return to 4.
-    9. (Server) Send confirmation form to user
-        - Display the actions which will occur
-        - Provide final "CONFIRM" button
-    10. (Client) Confirm final changes
-    11. (Server) Apply changes to database, update BOM items.
-
-    During these steps, data are passed between the server/client as JSON objects.
-    """
-
-    role_required = ('part.change', 'part.add')
-
-    class BomFileManager(FileManager):
-        # Fields which are absolutely necessary for valid upload
-        REQUIRED_HEADERS = [
-            'Quantity'
-        ]
-
-        # Fields which are used for part matching (only one of them is needed)
-        ITEM_MATCH_HEADERS = [
-            'Part_Name',
-            'Part_IPN',
-            'Part_ID',
-        ]
-
-        # Fields which would be helpful but are not required
-        OPTIONAL_HEADERS = [
-            'Reference',
-            'Note',
-            'Overage',
-        ]
-
-        EDITABLE_HEADERS = [
-            'Reference',
-            'Note',
-            'Overage'
-        ]
-
-    name = 'order'
-    form_list = [
-        ('upload', UploadFileForm),
-        ('fields', MatchFieldForm),
-        ('items', part_forms.BomMatchItemForm),
-    ]
-    form_steps_template = [
-        'part/bom_upload/upload_file.html',
-        'part/bom_upload/match_fields.html',
-        'part/bom_upload/match_parts.html',
-    ]
-    form_steps_description = [
-        _("Upload File"),
-        _("Match Fields"),
-        _("Match Parts"),
-    ]
-    form_field_map = {
-        'item_select': 'part',
-        'quantity': 'quantity',
-        'overage': 'overage',
-        'reference': 'reference',
-        'note': 'note',
-    }
-    file_manager_class = BomFileManager
-
-    def get_part(self):
-        """ Get part or return 404 """
-
-        return get_object_or_404(Part, pk=self.kwargs['pk'])
-
-    def get_context_data(self, form, **kwargs):
-        """ Handle context data for order """
-
-        context = super().get_context_data(form=form, **kwargs)
-
-        part = self.get_part()
-
-        context.update({'part': part})
-
-        return context
-
-    def get_allowed_parts(self):
-        """ Return a queryset of parts which are allowed to be added to this BOM.
-        """
-
-        return self.get_part().get_allowed_bom_items()
-
-    def get_field_selection(self):
-        """ Once data columns have been selected, attempt to pre-select the proper data from the database.
-        This function is called once the field selection has been validated.
-        The pre-fill data are then passed through to the part selection form.
-        """
-
-        self.allowed_items = self.get_allowed_parts()
-
-        # Fields prefixed with "Part_" can be used to do "smart matching" against Part objects in the database
-        k_idx = self.get_column_index('Part_ID')
-        p_idx = self.get_column_index('Part_Name')
-        i_idx = self.get_column_index('Part_IPN')
-
-        q_idx = self.get_column_index('Quantity')
-        r_idx = self.get_column_index('Reference')
-        o_idx = self.get_column_index('Overage')
-        n_idx = self.get_column_index('Note')
-
-        for row in self.rows:
-            """
-            Iterate through each row in the uploaded data,
-            and see if we can match the row to a "Part" object in the database.
-            There are three potential ways to match, based on the uploaded data:
-            a) Use the PK (primary key) field for the part, uploaded in the "Part_ID" field
-            b) Use the IPN (internal part number) field for the part, uploaded in the "Part_IPN" field
-            c) Use the name of the part, uploaded in the "Part_Name" field
-            Notes:
-            - If using the Part_ID field, we can do an exact match against the PK field
-            - If using the Part_IPN field, we can do an exact match against the IPN field
-            - If using the Part_Name field, we can use fuzzy string matching to match "close" values
-            We also extract other information from the row, for the other non-matched fields:
-            - Quantity
-            - Reference
-            - Overage
-            - Note
-            """
-
-            # Initially use a quantity of zero
-            quantity = Decimal(0)
-
-            # Initially we do not have a part to reference
-            exact_match_part = None
-
-            # A list of potential Part matches
-            part_options = self.allowed_items
-
-            # Check if there is a column corresponding to "quantity"
-            if q_idx >= 0:
-                q_val = row['data'][q_idx]['cell']
-
-                if q_val:
-                    # Delete commas
-                    q_val = q_val.replace(',', '')
-
-                    try:
-                        # Attempt to extract a valid quantity from the field
-                        quantity = Decimal(q_val)
-                        # Store the 'quantity' value
-                        row['quantity'] = quantity
-                    except (ValueError, InvalidOperation):
-                        pass
-
-            # Check if there is a column corresponding to "PK"
-            if k_idx >= 0:
-                pk = row['data'][k_idx]['cell']
-
-                if pk:
-                    try:
-                        # Attempt Part lookup based on PK value
-                        exact_match_part = self.allowed_items.get(pk=pk)
-                    except (ValueError, Part.DoesNotExist):
-                        exact_match_part = None
-
-            # Check if there is a column corresponding to "Part IPN" and no exact match found yet
-            if i_idx >= 0 and not exact_match_part:
-                part_ipn = row['data'][i_idx]['cell']
-
-                if part_ipn:
-                    part_matches = [part for part in self.allowed_items if part.IPN and part_ipn.lower() == str(part.IPN.lower())]
-
-                    # Check for single match
-                    if len(part_matches) == 1:
-                        exact_match_part = part_matches[0]
-
-            # Check if there is a column corresponding to "Part Name" and no exact match found yet
-            if p_idx >= 0 and not exact_match_part:
-                part_name = row['data'][p_idx]['cell']
-
-                row['part_name'] = part_name
-
-                matches = []
-
-                for part in self.allowed_items:
-                    ratio = fuzz.partial_ratio(part.name + part.description, part_name)
-                    matches.append({'part': part, 'match': ratio})
-
-                # Sort matches by the 'strength' of the match ratio
-                if len(matches) > 0:
-                    matches = sorted(matches, key=lambda item: item['match'], reverse=True)
-
-                    part_options = [m['part'] for m in matches]
-
-            # Supply list of part options for each row, sorted by how closely they match the part name
-            row['item_options'] = part_options
-
-            # Unless found, the 'item_match' is blank
-            row['item_match'] = None
-
-            if exact_match_part:
-                # If there is an exact match based on PK or IPN, use that
-                row['item_match'] = exact_match_part
-
-            # Check if there is a column corresponding to "Overage" field
-            if o_idx >= 0:
-                row['overage'] = row['data'][o_idx]['cell']
-
-            # Check if there is a column corresponding to "Reference" field
-            if r_idx >= 0:
-                row['reference'] = row['data'][r_idx]['cell']
-
-            # Check if there is a column corresponding to "Note" field
-            if n_idx >= 0:
-                row['note'] = row['data'][n_idx]['cell']
-
-    def done(self, form_list, **kwargs):
-        """ Once all the data is in, process it to add BomItem instances to the part """
-
-        self.part = self.get_part()
-        items = self.get_clean_items()
-
-        # Clear BOM
-        self.part.clear_bom()
-
-        # Generate new BOM items
-        for bom_item in items.values():
-            try:
-                part = Part.objects.get(pk=int(bom_item.get('part')))
-            except (ValueError, Part.DoesNotExist):
-                continue
-
-            quantity = bom_item.get('quantity')
-            overage = bom_item.get('overage', '')
-            reference = bom_item.get('reference', '')
-            note = bom_item.get('note', '')
-
-            # Create a new BOM item
-            item = BomItem(
-                part=self.part,
-                sub_part=part,
-                quantity=quantity,
-                overage=overage,
-                reference=reference,
-                note=note,
-            )
-
-            try:
-                item.save()
-            except IntegrityError:
-                # BomItem already exists
-                pass
-
-        return HttpResponseRedirect(reverse('part-detail', kwargs={'pk': self.kwargs['pk']}))
 
 
 class PartExport(AjaxView):
@@ -1059,7 +799,7 @@ class BomDownload(AjaxView):
 
         part = get_object_or_404(Part, pk=self.kwargs['pk'])
 
-        export_format = request.GET.get('file_format', 'csv')
+        export_format = request.GET.get('format', 'csv')
 
         cascade = str2bool(request.GET.get('cascade', False))
 
@@ -1102,55 +842,6 @@ class BomDownload(AjaxView):
         }
 
 
-class BomExport(AjaxView):
-    """ Provide a simple form to allow the user to select BOM download options.
-    """
-
-    model = Part
-    ajax_form_title = _("Export Bill of Materials")
-
-    role_required = 'part.view'
-
-    def post(self, request, *args, **kwargs):
-
-        # Extract POSTed form data
-        fmt = request.POST.get('file_format', 'csv').lower()
-        cascade = str2bool(request.POST.get('cascading', False))
-        levels = request.POST.get('levels', None)
-        parameter_data = str2bool(request.POST.get('parameter_data', False))
-        stock_data = str2bool(request.POST.get('stock_data', False))
-        supplier_data = str2bool(request.POST.get('supplier_data', False))
-        manufacturer_data = str2bool(request.POST.get('manufacturer_data', False))
-
-        try:
-            part = Part.objects.get(pk=self.kwargs['pk'])
-        except:
-            part = None
-
-        # Format a URL to redirect to
-        if part:
-            url = reverse('bom-download', kwargs={'pk': part.pk})
-        else:
-            url = ''
-
-        url += '?file_format=' + fmt
-        url += '&cascade=' + str(cascade)
-        url += '&parameter_data=' + str(parameter_data)
-        url += '&stock_data=' + str(stock_data)
-        url += '&supplier_data=' + str(supplier_data)
-        url += '&manufacturer_data=' + str(manufacturer_data)
-
-        if levels:
-            url += '&levels=' + str(levels)
-
-        data = {
-            'form_valid': part is not None,
-            'url': url,
-        }
-
-        return self.renderJsonResponse(request, self.form_class(), data=data)
-
-
 class PartDelete(AjaxDeleteView):
     """ View to delete a Part object """
 

InvenTree/plugin/apps.py

@@ -8,6 +8,7 @@ from django.conf import settings
 
 from maintenance_mode.core import set_maintenance_mode
 
+from InvenTree.ready import isImportingData
 from plugin import registry
 
 
@@ -19,13 +20,17 @@ class PluginAppConfig(AppConfig):
 
     def ready(self):
         if settings.PLUGINS_ENABLED:
-            logger.info('Loading InvenTree plugins')
 
-            if not registry.is_loading:
+            if isImportingData():
-                # this is the first startup
+                logger.info('Skipping plugin loading for data import')
-                registry.collect_plugins()
+            else:
-                registry.load_plugins()
+                logger.info('Loading InvenTree plugins')
 
-                # drop out of maintenance
+                if not registry.is_loading:
-                # makes sure we did not have an error in reloading and maintenance is still active
+                    # this is the first startup
-                set_maintenance_mode(False)
+                    registry.collect_plugins()
+                    registry.load_plugins()
+
+                    # drop out of maintenance
+                    # makes sure we did not have an error in reloading and maintenance is still active
+                    set_maintenance_mode(False)

InvenTree/plugin/builtin/barcode/mixins.py

@@ -25,8 +25,8 @@ def hash_barcode(barcode_data):
 
     barcode_data = ''.join(list(printable_chars))
 
-    hash = hashlib.md5(str(barcode_data).encode())
+    result_hash = hashlib.md5(str(barcode_data).encode())
-    return str(hash.hexdigest())
+    return str(result_hash.hexdigest())
 
 
 class BarcodeMixin:

InvenTree/plugin/builtin/integration/mixins.py

@@ -75,10 +75,18 @@ class ScheduleMixin:
             'schedule': "I",                        # Schedule type (see django_q.Schedule)
             'minutes': 30,                          # Number of minutes (only if schedule type = Minutes)
             'repeats': 5,                           # Number of repeats (leave blank for 'forever')
-        }
+        },
+        'member_func': {
+            'func': 'my_class_func',                # Note, without the 'dot' notation, it will call a class member function
+            'schedule': "H",                        # Once per hour
+        },
     }
 
     Note: 'schedule' parameter must be one of ['I', 'H', 'D', 'W', 'M', 'Q', 'Y']
+
+    Note: The 'func' argument can take two different forms:
+        - Dotted notation e.g. 'module.submodule.func' - calls a global function with the defined path
+        - Member notation e.g. 'my_func' (no dots!) - calls a member function of the calling class
     """
 
     ALLOWABLE_SCHEDULE_TYPES = ['I', 'H', 'D', 'W', 'M', 'Q', 'Y']
@@ -94,11 +102,14 @@ class ScheduleMixin:
 
     def __init__(self):
         super().__init__()
-        self.add_mixin('schedule', 'has_scheduled_tasks', __class__)
+        self.scheduled_tasks = self.get_scheduled_tasks()
-        self.scheduled_tasks = getattr(self, 'SCHEDULED_TASKS', {})
-
         self.validate_scheduled_tasks()
 
+        self.add_mixin('schedule', 'has_scheduled_tasks', __class__)
+
+    def get_scheduled_tasks(self):
+        return getattr(self, 'SCHEDULED_TASKS', {})
+
     @property
     def has_scheduled_tasks(self):
         """
@@ -158,18 +169,46 @@ class ScheduleMixin:
 
                 task_name = self.get_task_name(key)
 
-                # If a matching scheduled task does not exist, create it!
+                if Schedule.objects.filter(name=task_name).exists():
-                if not Schedule.objects.filter(name=task_name).exists():
+                    # Scheduled task already exists - continue!
+                    continue
 
-                    logger.info(f"Adding scheduled task '{task_name}'")
+                logger.info(f"Adding scheduled task '{task_name}'")
+
+                func_name = task['func'].strip()
+
+                if '.' in func_name:
+                    """
+                    Dotted notation indicates that we wish to run a globally defined function,
+                    from a specified Python module.
+                    """
 
                     Schedule.objects.create(
                         name=task_name,
-                        func=task['func'],
+                        func=func_name,
                         schedule_type=task['schedule'],
                         minutes=task.get('minutes', None),
                         repeats=task.get('repeats', -1),
                     )
+
+                else:
+                    """
+                    Non-dotted notation indicates that we wish to call a 'member function' of the calling plugin.
+
+                    This is managed by the plugin registry itself.
+                    """
+
+                    slug = self.plugin_slug()
+
+                    Schedule.objects.create(
+                        name=task_name,
+                        func='plugin.registry.call_function',
+                        args=f"'{slug}', '{func_name}'",
+                        schedule_type=task['schedule'],
+                        minutes=task.get('minutes', None),
+                        repeats=task.get('repeats', -1),
+                    )
+
         except (ProgrammingError, OperationalError):
             # Database might not yet be ready
             logger.warning("register_tasks failed, database not ready")

InvenTree/plugin/integration.py

@@ -173,8 +173,8 @@ class IntegrationPluginBase(MixinBase, plugin_base.InvenTreePluginBase):
         """
         License of plugin
         """
-        license = getattr(self, 'LICENSE', None)
+        lic = getattr(self, 'LICENSE', None)
-        return license
+        return lic
     # endregion
 
     @property

InvenTree/plugin/migrations/0004_alter_pluginsetting_key.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.5 on 2022-01-28 22:54
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('plugin', '0003_pluginsetting'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='pluginsetting',
+            name='key',
+            field=models.CharField(help_text='Settings key (must be unique - case insensitive)', max_length=50),
+        ),
+    ]

InvenTree/plugin/models.py

@@ -94,10 +94,8 @@ class PluginConfig(models.Model):
         ret = super().save(force_insert, force_update, *args, **kwargs)
 
         if not reload:
-            if self.active is False and self.__org_active is True:
+            if (self.active is False and self.__org_active is True) or \
-                registry.reload_plugins()
+               (self.active is True and self.__org_active is False):
-
-            elif self.active is True and self.__org_active is False:
                 registry.reload_plugins()
 
         return ret
@@ -124,6 +122,12 @@ class PluginSetting(common.models.BaseInvenTreeSetting):
     so that we can pass the plugin instance
     """
 
+    def is_bool(self, **kwargs):
+
+        kwargs['plugin'] = self.plugin
+
+        return super().is_bool(**kwargs)
+
     @property
     def name(self):
         return self.__class__.get_setting_name(self.key, plugin=self.plugin)

InvenTree/plugin/registry.py

@@ -59,6 +59,22 @@ class PluginsRegistry:
         # mixins
         self.mixins_settings = {}
 
+    def call_plugin_function(self, slug, func, *args, **kwargs):
+        """
+        Call a member function (named by 'func') of the plugin named by 'slug'.
+
+        As this is intended to be run by the background worker,
+        we do not perform any try/except here.
+
+        Instead, any error messages are returned to the worker.
+        """
+
+        plugin = self.plugins[slug]
+
+        plugin_func = getattr(plugin, func)
+
+        return plugin_func(*args, **kwargs)
+
     # region public functions
     # region loading / unloading
     def load_plugins(self):
@@ -374,6 +390,10 @@ class PluginsRegistry:
             logger.warning("activate_integration_schedule failed, database not ready")
 
     def deactivate_integration_schedule(self):
+        """
+        Deactivate ScheduleMixin
+        currently nothing is done
+        """
         pass
 
     def activate_integration_app(self, plugins, force_reload=False):
@@ -557,3 +577,8 @@ class PluginsRegistry:
 
 
 registry = PluginsRegistry()
+
+
+def call_function(plugin_name, function_name, *args, **kwargs):
+    """ Global helper function to call a specific member function of a plugin """
+    return registry.call_plugin_function(plugin_name, function_name, *args, **kwargs)

InvenTree/plugin/samples/integration/scheduled_task.py

@@ -3,7 +3,7 @@ Sample plugin which supports task scheduling
 """
 
 from plugin import IntegrationPluginBase
-from plugin.mixins import ScheduleMixin
+from plugin.mixins import ScheduleMixin, SettingsMixin
 
 
 # Define some simple tasks to perform
@@ -15,7 +15,7 @@ def print_world():
     print("World")
 
 
-class ScheduledTaskPlugin(ScheduleMixin, IntegrationPluginBase):
+class ScheduledTaskPlugin(ScheduleMixin, SettingsMixin, IntegrationPluginBase):
     """
     A sample plugin which provides support for scheduled tasks
     """
@@ -25,6 +25,11 @@ class ScheduledTaskPlugin(ScheduleMixin, IntegrationPluginBase):
     PLUGIN_TITLE = "Scheduled Tasks"
 
     SCHEDULED_TASKS = {
+        'member': {
+            'func': 'member_func',
+            'schedule': 'I',
+            'minutes': 30,
+        },
         'hello': {
             'func': 'plugin.samples.integration.scheduled_task.print_hello',
             'schedule': 'I',
@@ -35,3 +40,21 @@ class ScheduledTaskPlugin(ScheduleMixin, IntegrationPluginBase):
             'schedule': 'H',
         },
     }
+
+    SETTINGS = {
+        'T_OR_F': {
+            'name': 'True or False',
+            'description': 'Print true or false when running the periodic task',
+            'validator': bool,
+            'default': False,
+        },
+    }
+
+    def member_func(self, *args, **kwargs):
+        """
+        A simple member function to demonstrate functionality
+        """
+
+        t_or_f = self.get_setting('T_OR_F')
+
+        print(f"Called member_func - value is {t_or_f}")

InvenTree/stock/api.py

@@ -5,6 +5,7 @@ JSON API for the Stock app
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
+from collections import OrderedDict
 from datetime import datetime, timedelta
 
 from django.core.exceptions import ValidationError as DjangoValidationError
@@ -463,13 +464,10 @@ class StockList(generics.ListCreateAPIView):
         """
 
         user = request.user
-        data = request.data
 
-        serializer = self.get_serializer(data=data)
+        # Copy the request data, to side-step "mutability" issues
-        serializer.is_valid(raise_exception=True)
+        data = OrderedDict()
-
+        data.update(request.data)
-        # Check if a set of serial numbers was provided
-        serial_numbers = data.get('serial_numbers', '')
 
         quantity = data.get('quantity', None)
 
@@ -478,77 +476,84 @@ class StockList(generics.ListCreateAPIView):
                 'quantity': _('Quantity is required'),
             })
 
-        notes = data.get('notes', '')
+        try:
+            part = Part.objects.get(pk=data.get('part', None))
+        except (ValueError, Part.DoesNotExist):
+            raise ValidationError({
+                'part': _('Valid part must be supplied'),
+            })
+
+        # Set default location (if not provided)
+        if 'location' not in data:
+            location = part.get_default_location()
+
+            if location:
+                data['location'] = location.pk
+
+        # An expiry date was *not* specified - try to infer it!
+        if 'expiry_date' not in data:
+
+            if part.default_expiry > 0:
+                data['expiry_date'] = datetime.now().date() + timedelta(days=part.default_expiry)
+
+        # Attempt to extract serial numbers from submitted data
+        serials = None
+
+        # Check if a set of serial numbers was provided
+        serial_numbers = data.get('serial_numbers', '')
+
+        # Assign serial numbers for a trackable part
+        if serial_numbers and part.trackable:
+
+            # If serial numbers are specified, check that they match!
+            try:
+                serials = extract_serial_numbers(serial_numbers, quantity, part.getLatestSerialNumberInt())
+            except DjangoValidationError as e:
+                raise ValidationError({
+                    'quantity': e.messages,
+                    'serial_numbers': e.messages,
+                })
+
+        if serials is not None:
+            """
+            If the stock item is going to be serialized, set the quantity to 1
+            """
+            data['quantity'] = 1
+
+        # De-serialize the provided data
+        serializer = self.get_serializer(data=data)
+        serializer.is_valid(raise_exception=True)
 
         with transaction.atomic():
 
-            # Create an initial stock item
+            # Create an initial StockItem object
             item = serializer.save()
 
-            # A location was *not* specified - try to infer it
+            if serials:
-            if 'location' not in data:
+                # Assign the first serial number to the "master" item
-                item.location = item.part.get_default_location()
+                item.serial = serials[0]
 
-            # An expiry date was *not* specified - try to infer it!
+            # Save the item (with user information)
-            if 'expiry_date' not in data:
-
-                if item.part.default_expiry > 0:
-                    item.expiry_date = datetime.now().date() + timedelta(days=item.part.default_expiry)
-
-            # fetch serial numbers
-            serials = None
-
-            if serial_numbers:
-                # If serial numbers are specified, check that they match!
-                try:
-                    serials = extract_serial_numbers(serial_numbers, quantity, item.part.getLatestSerialNumberInt())
-                except DjangoValidationError as e:
-                    raise ValidationError({
-                        'quantity': e.messages,
-                        'serial_numbers': e.messages,
-                    })
-
-            # Finally, save the item (with user information)
             item.save(user=user)
 
             if serials:
-                """
+                for serial in serials[1:]:
-                Serialize the stock, if required
 
-                - Note that the "original" stock item needs to be created first, so it can be serialized
+                    # Create a duplicate stock item with the next serial number
-                - It is then immediately deleted
+                    item.pk = None
-                """
+                    item.serial = serial
 
-                try:
+                    item.save(user=user)
-                    item.serializeStock(
-                        quantity,
-                        serials,
-                        user,
-                        notes=notes,
-                        location=item.location,
-                    )
 
-                    headers = self.get_success_headers(serializer.data)
+                response_data = {
+                    'quantity': quantity,
+                    'serial_numbers': serials,
+                }
 
-                    # Delete the original item
+            else:
-                    item.delete()
+                response_data = serializer.data
 
-                    response_data = {
+            return Response(response_data, status=status.HTTP_201_CREATED, headers=self.get_success_headers(serializer.data))
-                        'quantity': quantity,
-                        'serial_numbers': serials,
-                    }
-
-                    return Response(response_data, status=status.HTTP_201_CREATED, headers=headers)
-
-                except DjangoValidationError as e:
-                    raise ValidationError({
-                        'quantity': e.messages,
-                        'serial_numbers': e.messages,
-                    })
-
-            # Return a response
-            headers = self.get_success_headers(serializer.data)
-            return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers)
 
     def list(self, request, *args, **kwargs):
         """

InvenTree/stock/migrations/0064_auto_20210621_1724.py

@@ -43,7 +43,7 @@ def extract_purchase_price(apps, schema_editor):
         if lines.exists():
 
             for line in lines:
-                if line.purchase_price is not None:
+                if getattr(line, 'purchase_price', None) is not None:
 
                     # Copy pricing information across
                     item.purchase_price = line.purchase_price

InvenTree/stock/models.py

@@ -788,7 +788,12 @@ class StockItem(MPTTModel):
 
         query = self.allocations.aggregate(q=Coalesce(Sum('quantity'), Decimal(0)))
 
-        return query['q']
+        total = query['q']
+
+        if total is None:
+            total = Decimal(0)
+
+        return total
 
     def sales_order_allocation_count(self):
         """
@@ -797,14 +802,22 @@ class StockItem(MPTTModel):
 
         query = self.sales_order_allocations.aggregate(q=Coalesce(Sum('quantity'), Decimal(0)))
 
-        return query['q']
+        total = query['q']
+
+        if total is None:
+            total = Decimal(0)
+
+        return total
 
     def allocation_count(self):
         """
         Return the total quantity allocated to builds or orders
         """
 
-        return self.build_allocation_count() + self.sales_order_allocation_count()
+        bo = self.build_allocation_count()
+        so = self.sales_order_allocation_count()
+
+        return bo + so
 
     def unallocated_quantity(self):
         """
@@ -1022,7 +1035,7 @@ class StockItem(MPTTModel):
     def has_tracking_info(self):
         return self.tracking_info_count > 0
 
-    def add_tracking_entry(self, entry_type, user, deltas={}, notes='', **kwargs):
+    def add_tracking_entry(self, entry_type, user, deltas=None, notes='', **kwargs):
         """
         Add a history tracking entry for this StockItem
 
@@ -1033,6 +1046,8 @@ class StockItem(MPTTModel):
             notes - User notes associated with this tracking entry
             url - Optional URL associated with this tracking entry
         """
+        if deltas is None:
+            deltas = {}
 
         # Has a location been specified?
         location = kwargs.get('location', None)

InvenTree/stock/templates/stock/item.html

@@ -43,9 +43,26 @@
     </div>
 </div>
 
+<div class='panel panel-hidden' id='panel-allocations'>
+    <div class='panel-heading'>
+        <h4>{% trans "Stock Item Allocations" %}</h4>
+        {% include "spacer.html" %}
+    </div>
+    <div class='panel-content'>
+        <div id='allocations-button-toolbar'>
+            <div class='btn-group' role='group'>
+                {% include "filter_list.html" with id="allocations" %}
+            </div>
+        </div>
+        <table class='table table-striped table-condensed' data-toolbar='#allocatoins-button-toolbar' id='stock-allocation-table'></table>
+    </div>
+
+</div>
+
 <div class='panel panel-hidden' id='panel-children'>
     <div class='panel-heading'>
         <h4>{% trans "Child Stock Items" %}</h4>
+        {% include "spacer.html" %}
     </div>
     <div class='panel-content'>
         {% if item.child_count > 0 %}
@@ -151,6 +168,19 @@
 {% block js_ready %}
 {{ block.super }}
 
+    // Load the "allocations" tab
+    onPanelLoad('allocations', function() {
+
+        loadStockAllocationTable(
+            $("#stock-allocation-table"),
+            {
+                params: { 
+                    stock_item: {{ item.pk }},
+                },
+            }
+        );
+    });
+
     $('#stock-item-install').click(function() {
 
         launchModalForm(

InvenTree/stock/templates/stock/stock_sidebar.html

@@ -4,6 +4,10 @@
 
 {% trans "Stock Tracking" as text %}
 {% include "sidebar_item.html" with label='history' text=text icon="fa-history" %}
+{% if item.part.salable or item.part.component %}
+{% trans "Allocations" as text %}
+{% include "sidebar_item.html" with label="allocations" text=text icon="fa-bookmark" %}
+{% endif %}
 {% if item.part.trackable %}
 {% trans "Test Data" as text %}
 {% include "sidebar_item.html" with label='test-data' text=text icon="fa-vial" %}

InvenTree/stock/test_api.py

@@ -342,7 +342,7 @@ class StockItemTest(StockAPITestCase):
             }
         )
 
-        self.assertContains(response, 'This field is required', status_code=status.HTTP_400_BAD_REQUEST)
+        self.assertContains(response, 'Valid part must be supplied', status_code=status.HTTP_400_BAD_REQUEST)
 
         # POST with an invalid part reference
 
@@ -355,7 +355,7 @@ class StockItemTest(StockAPITestCase):
             }
         )
 
-        self.assertContains(response, 'does not exist', status_code=status.HTTP_400_BAD_REQUEST)
+        self.assertContains(response, 'Valid part must be supplied', status_code=status.HTTP_400_BAD_REQUEST)
 
         # POST without quantity
         response = self.post(
@@ -380,6 +380,67 @@ class StockItemTest(StockAPITestCase):
             expected_code=201
         )
 
+    def test_creation_with_serials(self):
+        """
+        Test that serialized stock items can be created via the API,
+        """
+
+        trackable_part = part.models.Part.objects.create(
+            name='My part',
+            description='A trackable part',
+            trackable=True,
+            default_location=StockLocation.objects.get(pk=1),
+        )
+
+        self.assertEqual(trackable_part.stock_entries().count(), 0)
+        self.assertEqual(trackable_part.get_stock_count(), 0)
+
+        # This should fail, incorrect serial number count
+        response = self.post(
+            self.list_url,
+            data={
+                'part': trackable_part.pk,
+                'quantity': 10,
+                'serial_numbers': '1-20',
+            },
+            expected_code=400,
+        )
+
+        response = self.post(
+            self.list_url,
+            data={
+                'part': trackable_part.pk,
+                'quantity': 10,
+                'serial_numbers': '1-10',
+            },
+            expected_code=201,
+        )
+
+        data = response.data
+
+        self.assertEqual(data['quantity'], 10)
+        sn = data['serial_numbers']
+
+        # Check that each serial number was created
+        for i in range(1, 11):
+            self.assertTrue(i in sn)
+
+            # Check the unique stock item has been created
+
+            item = StockItem.objects.get(
+                part=trackable_part,
+                serial=str(i),
+            )
+
+            # Item location should have been set automatically
+            self.assertIsNotNone(item.location)
+
+            self.assertEqual(str(i), item.serial)
+
+        # There now should be 10 unique stock entries for this part
+        self.assertEqual(trackable_part.stock_entries().count(), 10)
+        self.assertEqual(trackable_part.get_stock_count(), 10)
+
     def test_default_expiry(self):
         """
         Test that the "default_expiry" functionality works via the API.

InvenTree/templates/InvenTree/settings/part.html

@@ -15,6 +15,7 @@
         {% include "InvenTree/settings/setting.html" with key="PART_ALLOW_DUPLICATE_IPN" %}
         {% include "InvenTree/settings/setting.html" with key="PART_ALLOW_EDIT_IPN" %}
         {% include "InvenTree/settings/setting.html" with key="PART_NAME_FORMAT" %}
+        {% include "InvenTree/settings/setting.html" with key="PART_SHOW_PRICE_HISTORY" icon="fa-history" %}
         {% include "InvenTree/settings/setting.html" with key="PART_SHOW_PRICE_IN_FORMS" icon="fa-dollar-sign" %}
         {% include "InvenTree/settings/setting.html" with key="PART_SHOW_PRICE_IN_BOM" icon="fa-dollar-sign" %}
         {% include "InvenTree/settings/setting.html" with key="PART_SHOW_RELATED" icon="fa-random" %}

InvenTree/templates/InvenTree/settings/setting.html

@@ -16,10 +16,13 @@
         {% endif %}
     </td>
     <td><strong>{{ setting.name }}</strong></td>
+    <td>
+        {{ setting.description }}
+    </td>
     <td>
         {% if setting.is_bool %}
         <div class='form-check form-switch'>
-            <input class='form-check-input' fieldname='{{ setting.key.upper }}' id='setting-value-{{ setting.key.upper }}' type='checkbox' disabled='' {% if setting.as_bool %}checked=''{% endif %}>
+            <input class='form-check-input boolean-setting' fieldname='{{ setting.key.upper }}' pk='{{ setting.pk }}' setting='{{ setting.key.upper }}' id='setting-value-{{ setting.key.upper }}' type='checkbox' {% if setting.as_bool %}checked=''{% endif %} {% if plugin %}plugin='{{ plugin.pk }}'{% endif %}{% if user_setting %}user='{{request.user.id}}'{% endif %}>
         </div>
         {% else %}
         <div id='setting-{{ setting.pk }}'>
@@ -31,16 +34,12 @@
                 {% endif %}
             </span>
             {{ setting.units }}
+            <div class='btn-group float-right'>
+                <button class='btn btn-outline-secondary btn-small btn-edit-setting' pk='{{ setting.pk }}' setting='{{ setting.key.upper }}' title='{% trans "Edit setting" %}' {% if plugin %}plugin='{{ plugin.pk }}'{% endif %}{% if user_setting %}user='{{request.user.id}}'{% endif %}>
+                    <span class='fas fa-edit icon-green'></span>
+                </button>
+            </div>
         </div>
         {% endif %}
-    <td>
-        {{ setting.description }}
-    </td>
-    <td>
-        <div class='btn-group float-right'>
-            <button class='btn btn-outline-secondary btn-small btn-edit-setting' pk='{{ setting.pk }}' setting='{{ setting.key.upper }}' title='{% trans "Edit setting" %}' {% if plugin %}plugin='{{ plugin.pk }}'{% endif %}{% if user_setting %}user='{{request.user.id}}'{% endif %}>
-                <span class='fas fa-edit icon-green'></span>
-            </button>
-        </div>
     </td>
 </tr>

InvenTree/templates/InvenTree/settings/settings.html

@@ -62,6 +62,43 @@
 {% block js_ready %}
 {{ block.super }}
 
+// Callback for when boolean settings are edited
+$('table').find('.boolean-setting').change(function() {
+
+    var setting = $(this).attr('setting');
+    var pk = $(this).attr('pk');
+    var plugin = $(this).attr('plugin');
+    var user = $(this).attr('user');
+
+    var checked = this.checked;
+
+    // Global setting by default
+    var url = `/api/settings/global/${pk}/`;
+
+    if (plugin) {
+        url = `/api/plugin/settings/${pk}/`;
+    } else if (user) {
+        url = `/api/settings/user/${pk}/`;
+    }
+
+    inventreePut(
+        url,
+        {
+            value: checked.toString(),
+        },
+        {
+            method: 'PATCH',
+            onSuccess: function(data) {
+            },
+            error: function(xhr) {
+                showApiError(xhr, url);
+            }
+        }
+    );
+    
+});
+
+// Callback for when non-boolean settings are edited
 $('table').find('.btn-edit-setting').click(function() {
     var setting = $(this).attr('setting');
     var pk = $(this).attr('pk');

InvenTree/templates/InvenTree/settings/sidebar.html

@@ -4,10 +4,10 @@
 {% load plugin_extras %}
 
 {% trans "User Settings" as text %}
-{% include "sidebar_header.html" with text=text icon='fa-user' %}
+{% include "sidebar_header.html" with text=text icon='fa-user-cog' %}
 
 {% trans "Account Settings" as text %}
-{% include "sidebar_item.html" with label='account' text=text icon="fa-cog" %}
+{% include "sidebar_item.html" with label='account' text=text icon="fa-sign-in-alt" %}
 {% trans "Display Settings" as text %}
 {% include "sidebar_item.html" with label='user-display' text=text icon="fa-desktop" %}
 {% trans "Home Page" as text %}

InvenTree/templates/js/translated/bom.js

@@ -15,6 +15,7 @@
 */
 
 /* exported
+    constructBomUploadTable,
     downloadBomTemplate,
     exportBom,
     newPartFromBomWizard,
@@ -22,8 +23,221 @@
     loadUsedInTable,
     removeRowFromBomWizard,
     removeColFromBomWizard,
+    submitBomTable
 */
 
+
+/* Construct a table of data extracted from a BOM file.
+ * This data is used to import a BOM interactively.
+ */
+function constructBomUploadTable(data, options={}) {
+
+    if (!data.rows) {
+        // TODO: Error message!
+        return;
+    }
+
+    function constructRow(row, idx, fields) {
+        // Construct an individual row from the provided data
+
+        var errors = {};
+
+        if (data.errors && data.errors.length > idx) {
+            errors = data.errors[idx];
+        }
+
+        var field_options = {
+            hideLabels: true,
+            hideClearButton: true,
+            form_classes: 'bom-form-group',
+        };
+
+        function constructRowField(field_name) {
+
+            var field = fields[field_name] || null;
+
+            if (!field) {
+                return `Cannot render field '${field_name}`;
+            }
+
+            field.value = row[field_name];
+
+            return constructField(`items_${field_name}_${idx}`, field, field_options);
+
+        }
+
+        // Construct form inputs
+        var sub_part = constructRowField('sub_part');
+        var quantity = constructRowField('quantity');
+        var reference = constructRowField('reference');
+        var overage = constructRowField('overage');
+        var variants = constructRowField('allow_variants');
+        var inherited = constructRowField('inherited');
+        var optional = constructRowField('optional');
+        var note = constructRowField('note');
+
+        var buttons = `<div class='btn-group float-right' role='group'>`;
+
+        buttons += makeIconButton('fa-info-circle', 'button-row-data', idx, '{% trans "Display row data" %}');
+        buttons += makeIconButton('fa-times icon-red', 'button-row-remove', idx, '{% trans "Remove row" %}');
+
+        buttons += `</div>`;
+
+        var html = `
+        <tr id='items_${idx}' class='bom-import-row' idx='${idx}'>
+            <td id='col_sub_part_${idx}'>${sub_part}</td>
+            <td id='col_quantity_${idx}'>${quantity}</td>
+            <td id='col_reference_${idx}'>${reference}</td>
+            <td id='col_overage_${idx}'>${overage}</td>
+            <td id='col_variants_${idx}'>${variants}</td>
+            <td id='col_inherited_${idx}'>${inherited}</td>
+            <td id='col_optional_${idx}'>${optional}</td>
+            <td id='col_note_${idx}'>${note}</td>
+            <td id='col_buttons_${idx}'>${buttons}</td>
+        </tr>`;
+
+        $('#bom-import-table tbody').append(html);
+
+        // Handle any errors raised by initial data import
+        if (errors.part) {
+            addFieldErrorMessage(`items_sub_part_${idx}`, errors.part);   
+        }
+
+        if (errors.quantity) {
+            addFieldErrorMessage(`items_quantity_${idx}`, errors.quantity);
+        }
+
+        // Initialize the "part" selector for this row
+        initializeRelatedField(
+            {
+                name: `items_sub_part_${idx}`,
+                value: row.part,
+                api_url: '{% url "api-part-list" %}',
+                filters: {
+                    component: true,
+                },
+                model: 'part',
+                required: true,
+                auto_fill: false,
+                onSelect: function(data, field, opts) {
+                    // TODO?
+                },
+            }
+        );
+
+        // Add callback for "remove row" button
+        $(`#button-row-remove-${idx}`).click(function() {
+            $(`#items_${idx}`).remove();
+        });
+
+        // Add callback for "show data" button
+        $(`#button-row-data-${idx}`).click(function() {
+
+            var modal = createNewModal({
+                title: '{% trans "Row Data" %}',
+                cancelText: '{% trans "Close" %}',
+                hideSubmitButton: true
+            });
+
+            // Prettify the original import data
+            var pretty = JSON.stringify(row, undefined, 4);
+
+            var html = `
+            <div class='alert alert-block'>
+            <pre><code>${pretty}</code></pre>
+            </div>`;
+
+            modalSetContent(modal, html);
+
+            $(modal).modal('show');
+
+        });
+    }
+
+    // Request API endpoint options
+    getApiEndpointOptions('{% url "api-bom-list" %}', function(response) {
+        
+        var fields = response.actions.POST;
+
+        data.rows.forEach(function(row, idx) {
+            constructRow(row, idx, fields);
+        });
+    });
+}
+
+
+/* Extract rows from the BOM upload table,
+ * and submit data to the server
+ */
+function submitBomTable(part_id, options={}) {
+
+    // Extract rows from the form
+    var rows = [];
+
+    var idx_values = [];
+
+    var url = '{% url "api-bom-upload" %}';
+
+    $('.bom-import-row').each(function() {
+        var idx = $(this).attr('idx');
+
+        idx_values.push(idx);
+
+        // Extract each field from the row
+        rows.push({
+            part: part_id,
+            sub_part: getFormFieldValue(`items_sub_part_${idx}`, {}),
+            quantity: getFormFieldValue(`items_quantity_${idx}`, {}),
+            reference: getFormFieldValue(`items_reference_${idx}`, {}),
+            overage: getFormFieldValue(`items_overage_${idx}`, {}),
+            allow_variants: getFormFieldValue(`items_allow_variants_${idx}`, {type: 'boolean'}),
+            inherited: getFormFieldValue(`items_inherited_${idx}`, {type: 'boolean'}),
+            optional: getFormFieldValue(`items_optional_${idx}`, {type: 'boolean'}),
+            note: getFormFieldValue(`items_note_${idx}`, {}),
+        });
+    });
+
+    var data = {
+        items: rows,
+    };
+
+    var options = {
+        nested: {
+            items: idx_values,
+        }
+    };
+
+    getApiEndpointOptions(url, function(response) {
+        var fields = response.actions.POST;
+
+        // Disable the "Submit BOM" button
+        $('#bom-submit').prop('disabled', true);
+        $('#bom-submit-icon').show();
+
+        inventreePut(url, data, {
+            method: 'POST',
+            success: function(response) {
+                window.location.href = `/part/${part_id}/?display=bom`;
+            },
+            error: function(xhr) {
+                switch (xhr.status) {
+                case 400:
+                    handleFormErrors(xhr.responseJSON, fields, options);
+                    break;
+                default:
+                    showApiError(xhr, url);
+                    break;
+                }
+
+                // Re-enable the submit button
+                $('#bom-submit').prop('disabled', false);
+                $('#bom-submit-icon').hide();
+            }
+        });
+    });
+}
+
+
 function downloadBomTemplate(options={}) {
 
     var format = options.format;
@@ -77,7 +291,7 @@ function exportBom(part_id, options={}) {
                 value: inventreeLoad('bom-export-format', 'csv'),
                 choices: exportFormatOptions(),
             },
-            cascading: {
+            cascade: {
                 label: '{% trans "Cascading" %}',
                 help_text: '{% trans "Download cascading / multi-level BOM" %}',
                 type: 'boolean',
@@ -118,7 +332,7 @@ function exportBom(part_id, options={}) {
         onSubmit: function(fields, opts) {
 
             // Extract values from the form
-            var field_names = ['format', 'cascading', 'levels', 'parameter_data', 'stock_data', 'manufacturer_data', 'supplier_data'];
+            var field_names = ['format', 'cascade', 'levels', 'parameter_data', 'stock_data', 'manufacturer_data', 'supplier_data'];
 
             var url = `/part/${part_id}/bom-download/?`;
 
@@ -319,7 +533,19 @@ function bomSubstitutesDialog(bom_item_id, substitutes, options={}) {
         rows += renderSubstituteRow(sub);
     });
 
+    var part_thumb = thumbnailImage(options.sub_part_detail.thumbnail || options.sub_part_detail.image);
+    var part_name = options.sub_part_detail.full_name;
+    var part_desc = options.sub_part_detail.description;
+
     var html = `
+    <div class='alert alert-block'>
+    <strong>{% trans "Base Part" %}</strong><hr>
+    ${part_thumb} ${part_name} - <em>${part_desc}</em>
+    </div>
+    `;
+    
+    // Add a table of individual rows
+    html += `
     <table class='table table-striped table-condensed' id='substitute-table'>
         <thead>
             <tr>
@@ -337,7 +563,7 @@ function bomSubstitutesDialog(bom_item_id, substitutes, options={}) {
 
     html += `
     <div class='alert alert-success alert-block'>
-        {% trans "Select and add a new variant item using the input below" %}
+        {% trans "Select and add a new substitute part using the input below" %}
     </div>
     `;
 
@@ -766,6 +992,11 @@ function loadBomTable(table, options={}) {
     // This function may be called recursively for multi-level BOMs
     function requestSubItems(bom_pk, part_pk) {
 
+        // TODO: 2022-02-03 Currently, multi-level BOMs are not actually displayed.
+
+        // Re-enable this function once multi-level display has been re-deployed
+        return;
+
         inventreeGet(
             options.bom_url,
             {
@@ -945,7 +1176,9 @@ function loadBomTable(table, options={}) {
                 subs,
                 {
                     table: table,
+                    part: row.part,
                     sub_part: row.sub_part,
+                    sub_part_detail: row.sub_part_detail,
                 }
             );
         });

InvenTree/templates/js/translated/build.js

@@ -417,6 +417,145 @@ function completeBuildOutputs(build_id, outputs, options={}) {
 }
 
 
+
+/**
+ * Launch a modal form to delete selected build outputs
+ */
+function deleteBuildOutputs(build_id, outputs, options={}) {
+
+    if (outputs.length == 0) {
+        showAlertDialog(
+            '{% trans "Select Build Outputs" %}',
+            '{% trans "At least one build output must be selected" %}',
+        );
+        return;
+    }
+
+    // Render a single build output (StockItem)
+    function renderBuildOutput(output, opts={}) {
+        var pk = output.pk;
+
+        var output_html = imageHoverIcon(output.part_detail.thumbnail);
+
+        if (output.quantity == 1 && output.serial) {
+            output_html += `{% trans "Serial Number" %}: ${output.serial}`;
+        } else {
+            output_html += `{% trans "Quantity" %}: ${output.quantity}`;
+        }
+
+        var buttons = `<div class='btn-group float-right' role='group'>`;
+
+        buttons += makeIconButton('fa-times icon-red', 'button-row-remove', pk, '{% trans "Remove row" %}');
+
+        buttons += '</div>';
+
+        var field = constructField(
+            `outputs_output_${pk}`,
+            {
+                type: 'raw',
+                html: output_html,
+            },
+            {
+                hideLabels: true,
+            }
+        );
+
+        var html = `
+        <tr id='output_row_${pk}'>
+            <td>${field}</td>
+            <td>${output.part_detail.full_name}</td>
+            <td>${buttons}</td>
+        </tr>`;
+
+        return html;
+    }
+
+    // Construct table entries
+    var table_entries = '';
+
+    outputs.forEach(function(output) {
+        table_entries += renderBuildOutput(output);
+    });
+
+    var html = `
+    <table class='table table-striped table-condensed' id='build-complete-table'>
+        <thead>
+            <th colspan='2'>{% trans "Output" %}</th>
+            <th><!-- Actions --></th>
+        </thead>
+        <tbody>
+            ${table_entries}
+        </tbody>
+    </table>`;
+
+    constructForm(`/api/build/${build_id}/delete-outputs/`, {
+        method: 'POST',
+        preFormContent: html,
+        fields: {},
+        confirm: true,
+        title: '{% trans "Delete Build Outputs" %}',
+        afterRender: function(fields, opts) {
+            // Setup callbacks to remove outputs
+            $(opts.modal).find('.button-row-remove').click(function() {
+                var pk = $(this).attr('pk');
+
+                $(opts.modal).find(`#output_row_${pk}`).remove();
+            }); 
+        },
+        onSubmit: function(fields, opts) {
+            var data = {
+                outputs: [],
+            };
+
+            var output_pk_values = [];
+
+            outputs.forEach(function(output) {
+                var pk = output.pk;
+
+                var row = $(opts.modal).find(`#output_row_${pk}`);
+
+                if (row.exists()) {
+                    data.outputs.push({
+                        output: pk
+                    });
+                    output_pk_values.push(pk);
+                }
+            });
+
+            opts.nested = {
+                'outputs': output_pk_values,
+            };
+
+            inventreePut(
+                opts.url,
+                data,
+                {
+                    method: 'POST',
+                    success: function(response) {
+                        $(opts.modal).modal('hide');
+
+                        if (options.success) {
+                            options.success(response);
+                        }
+                    },
+                    error: function(xhr) {
+                        switch (xhr.status) {
+                        case 400:
+                            handleFormErrors(xhr.responseJSON, fields, opts);
+                            break;
+                        default:
+                            $(opts.modal).modal('hide');
+                            showApiError(xhr, opts.url);
+                            break;
+                        }
+                    }
+                }
+            );
+        }
+    });
+}
+
+
 /**
  * Load a table showing all the BuildOrder allocations for a given part
  */
@@ -594,6 +733,7 @@ function loadBuildOutputTable(build_info, options={}) {
                 {
                     success: function() {
                         $(table).bootstrapTable('refresh');
+                        $('#build-stock-table').bootstrapTable('refresh');
                     }
                 }
             );
@@ -603,15 +743,17 @@ function loadBuildOutputTable(build_info, options={}) {
         $(table).find('.button-output-delete').click(function() {
             var pk = $(this).attr('pk');
 
-            // TODO: Move this to the API
+            var output = $(table).bootstrapTable('getRowByUniqueId', pk);
-            launchModalForm(
+
-                `/build/${build_info.pk}/delete-output/`,
+            deleteBuildOutputs(
+                build_info.pk,
+                [
+                    output,
+                ],
                 {
-                    data: {
+                    success: function() {
-                        output: pk
-                    },
-                    onSuccess: function() {
                         $(table).bootstrapTable('refresh');
+                        $('#build-stock-table').bootstrapTable('refresh');
                     }
                 }
             );

InvenTree/templates/js/translated/forms.js

@@ -835,7 +835,17 @@ function updateFieldValue(name, value, field, options) {
 // Find the named field element in the modal DOM
 function getFormFieldElement(name, options) {
 
-    var el = $(options.modal).find(`#id_${name}`);
+    var field_name = getFieldName(name, options);
+
+    var el = null;
+
+    if (options && options.modal) {
+        // Field element is associated with a model?
+        el = $(options.modal).find(`#id_${field_name}`);
+    } else {
+        // Field element is top-level
+        el = $(`#id_${field_name}`);
+    }
 
     if (!el.exists) {
         console.log(`ERROR: Could not find form element for field '${name}'`);
@@ -880,12 +890,13 @@ function validateFormField(name, options) {
  * - field: The field specification provided from the OPTIONS request
  * - options: The original options object provided by the client
  */
-function getFormFieldValue(name, field, options) {
+function getFormFieldValue(name, field={}, options={}) {
 
     // Find the HTML element
     var el = getFormFieldElement(name, options);
 
     if (!el) {
+        console.log(`ERROR: getFormFieldValue could not locate field '{name}'`);
         return null;
     }
 
@@ -971,16 +982,22 @@ function handleFormSuccess(response, options) {
 /*
  * Remove all error text items from the form
  */
-function clearFormErrors(options) {
+function clearFormErrors(options={}) {
 
-    // Remove the individual error messages
+    if (options && options.modal) {
-    $(options.modal).find('.form-error-message').remove();
+        // Remove the individual error messages
+        $(options.modal).find('.form-error-message').remove();
 
-    // Remove the "has error" class
+        // Remove the "has error" class
-    $(options.modal).find('.form-field-error').removeClass('form-field-error');
+        $(options.modal).find('.form-field-error').removeClass('form-field-error');
 
-    // Hide the 'non field errors'
+        // Hide the 'non field errors'
-    $(options.modal).find('#non-field-errors').html('');
+        $(options.modal).find('#non-field-errors').html('');
+    } else {
+        $('.form-error-message').remove();
+        $('.form-field-errors').removeClass('form-field-error');
+        $('#non-field-errors').html('');
+    }
 }
 
 /*
@@ -1008,7 +1025,7 @@ function clearFormErrors(options) {
  * 
  */
 
-function handleNestedErrors(errors, field_name, options) {
+function handleNestedErrors(errors, field_name, options={}) {
 
     var error_list = errors[field_name];
 
@@ -1039,8 +1056,31 @@ function handleNestedErrors(errors, field_name, options) {
         
         // Here, error_item is a map of field names to error messages
         for (sub_field_name in error_item) {
+
             var errors = error_item[sub_field_name];
 
+            if (sub_field_name == 'non_field_errors') {
+
+                var row = null;
+
+                if (options.modal) {
+                    row = $(options.modal).find(`#items_${nest_id}`);
+                } else {
+                    row = $(`#items_${nest_id}`);
+                }
+
+                for (var ii = errors.length - 1; ii >= 0; ii--) {
+
+                    var html = `
+                    <div id='error_${ii}_non_field_error' class='help-block form-field-error form-error-message'>
+                        <strong>${errors[ii]}</strong>
+                    </div>`;
+
+                    row.after(html);
+                }
+                
+            }
+
             // Find the target (nested) field
             var target = `${field_name}_${sub_field_name}_${nest_id}`;
 
@@ -1064,15 +1104,23 @@ function handleNestedErrors(errors, field_name, options) {
  * - fields: The form data object
  * - options: Form options provided by the client
  */
-function handleFormErrors(errors, fields, options) {
+function handleFormErrors(errors, fields={}, options={}) {
 
     // Reset the status of the "submit" button
-    $(options.modal).find('#modal-form-submit').prop('disabled', false);
+    if (options.modal) {
+        $(options.modal).find('#modal-form-submit').prop('disabled', false);
+    }
 
     // Remove any existing error messages from the form
     clearFormErrors(options);
 
-    var non_field_errors = $(options.modal).find('#non-field-errors');
+    var non_field_errors = null;
+    
+    if (options.modal) {
+        non_field_errors = $(options.modal).find('#non-field-errors');
+    } else {
+        non_field_errors = $('#non-field-errors');
+    }
 
     // TODO: Display the JSON error text when hovering over the "info" icon
     non_field_errors.append(
@@ -1148,14 +1196,21 @@ function handleFormErrors(errors, fields, options) {
 /*
  * Add a rendered error message to the provided field
  */
-function addFieldErrorMessage(field_name, error_text, error_idx, options) {
+function addFieldErrorMessage(name, error_text, error_idx=0, options={}) {
 
-    // Add the 'form-field-error' class
+    field_name = getFieldName(name, options);
-    $(options.modal).find(`#div_id_${field_name}`).addClass('form-field-error');
 
-    var field_dom = $(options.modal).find(`#errors-${field_name}`);
+    var field_dom = null;
 
-    if (field_dom) {
+    if (options && options.modal) {
+        $(options.modal).find(`#div_id_${field_name}`).addClass('form-field-error');
+        field_dom = $(options.modal).find(`#errors-${field_name}`);
+    } else {
+        $(`#div_id_${field_name}`).addClass('form-field-error');
+        field_dom = $(`#errors-${field_name}`);
+    }
+
+    if (field_dom.exists()) {
 
         var error_html = `
         <span id='error_${error_idx}_id_${field_name}' class='help-block form-error-message'>
@@ -1224,9 +1279,17 @@ function addClearCallbacks(fields, options) {
 }
 
 
-function addClearCallback(name, field, options) {
+function addClearCallback(name, field, options={}) {
 
-    var el = $(options.modal).find(`#clear_${name}`);
+    var field_name = getFieldName(name, options);
+
+    var el = null;
+
+    if (options && options.modal) {
+        el = $(options.modal).find(`#clear_${field_name}`);
+    } else {
+        el = $(`#clear_${field_name}`);
+    }
 
     if (!el) {
         console.log(`WARNING: addClearCallback could not find field '${name}'`);
@@ -1324,11 +1387,13 @@ function hideFormGroup(group, options) {
     $(options.modal).find(`#form-panel-${group}`).hide();
 }
 
+
 // Show a form group
 function showFormGroup(group, options) {
     $(options.modal).find(`#form-panel-${group}`).show();
 }
 
+
 function setFormGroupVisibility(group, vis, options) {
     if (vis) {
         showFormGroup(group, options);
@@ -1338,7 +1403,7 @@ function setFormGroupVisibility(group, vis, options) {
 }
 
 
-function initializeRelatedFields(fields, options) {
+function initializeRelatedFields(fields, options={}) {
 
     var field_names = options.field_names;
 
@@ -1374,21 +1439,23 @@ function initializeRelatedFields(fields, options) {
  */
 function addSecondaryModal(field, fields, options) {
 
-    var name = field.name;
+    var field_name = getFieldName(field.name, options);
 
-    var secondary = field.secondary;
+    var depth = options.depth || 0;
 
     var html = `
     <span style='float: right;'>
-        <div type='button' class='btn btn-primary btn-secondary btn-form-secondary' title='${secondary.title || secondary.label}' id='btn-new-${name}'>
+        <div type='button' class='btn btn-primary btn-secondary btn-form-secondary' title='${field.secondary.title || field.secondary.label}' id='btn-new-${field_name}'>
-            ${secondary.label || secondary.title}
+            ${field.secondary.label || field.secondary.title}
         </div>
     </span>`;
 
-    $(options.modal).find(`label[for="id_${name}"]`).append(html);
+    $(options.modal).find(`label[for="id_${field_name}"]`).append(html);
 
     // Callback function when the secondary button is pressed
-    $(options.modal).find(`#btn-new-${name}`).click(function() {
+    $(options.modal).find(`#btn-new-${field_name}`).click(function() {
+
+        var secondary = field.secondary;
 
         // Determine the API query URL
         var url = secondary.api_url || field.api_url;
@@ -1409,16 +1476,24 @@ function addSecondaryModal(field, fields, options) {
                 // Force refresh from the API, to get full detail
                 inventreeGet(`${url}${data.pk}/`, {}, {
                     success: function(responseData) {
-
+                        setRelatedFieldData(field.name, responseData, options);
-                        setRelatedFieldData(name, responseData, options);
                     }
                 });
             };
         }
 
+        // Relinquish keyboard focus for this modal
+        $(options.modal).modal({
+            keyboard: false,
+        });
+
         // Method should be "POST" for creation
         secondary.method = secondary.method || 'POST';
 
+        secondary.modal = null;
+
+        secondary.depth = depth + 1;
+
         constructForm(
             url,
             secondary
@@ -1436,12 +1511,11 @@ function addSecondaryModal(field, fields, options) {
  * - field: Field definition from the OPTIONS request
  * - options: Original options object provided by the client
  */
-function initializeRelatedField(field, fields, options) {
+function initializeRelatedField(field, fields, options={}) {
 
     var name = field.name;
 
     if (!field.api_url) {
-        // TODO: Provide manual api_url option?
         console.log(`WARNING: Related field '${name}' missing 'api_url' parameter.`);
         return;
     }
@@ -1459,10 +1533,22 @@ function initializeRelatedField(field, fields, options) {
     // limit size for AJAX requests
     var pageSize = options.pageSize || 25;
 
+    var parent = null;
+    var auto_width = false;
+    var width = '100%';
+
+    // Special considerations if the select2 input is a child of a modal
+    if (options && options.modal) {
+        parent = $(options.modal);
+        auto_width = true;
+        width = null;
+    }
+
     select.select2({
         placeholder: '',
-        dropdownParent: $(options.modal),
+        dropdownParent: parent,
-        dropdownAutoWidth: false,
+        dropdownAutoWidth: auto_width,
+        width: width,
         language: {
             noResults: function(query) {
                 if (field.noResults) {
@@ -1638,7 +1724,7 @@ function initializeRelatedField(field, fields, options) {
  * - data: JSON data representing the model instance
  * - options: The modal form specifications
  */
-function setRelatedFieldData(name, data, options) {
+function setRelatedFieldData(name, data, options={}) {
 
     var select = getFormFieldElement(name, options);
 
@@ -1718,6 +1804,9 @@ function renderModelData(name, model, data, parameters, options) {
     case 'partparametertemplate':
         renderer = renderPartParameterTemplate;
         break;
+    case 'purchaseorder':
+        renderer = renderPurchaseOrder;
+        break;
     case 'salesorder':
         renderer = renderSalesOrder;
         break;
@@ -1757,6 +1846,20 @@ function renderModelData(name, model, data, parameters, options) {
 }
 
 
+/*
+ * Construct a field name for the given field
+ */
+function getFieldName(name, options={}) {
+    var field_name = name;
+
+    if (options && options.depth) {
+        field_name += `_${options.depth}`;
+    }
+
+    return field_name;
+}
+
+
 /*
  * Construct a single form 'field' for rendering in a form.
  * 
@@ -1783,7 +1886,7 @@ function constructField(name, parameters, options) {
         return constructCandyInput(name, parameters, options);
     }
 
-    var field_name = `id_${name}`;
+    var field_name = getFieldName(name, options);
 
     // Hidden inputs are rendered without label / help text / etc
     if (parameters.hidden) {
@@ -1803,6 +1906,8 @@ function constructField(name, parameters, options) {
 
         var group = parameters.group;
 
+        var group_id = getFieldName(group, options);
+
         var group_options = options.groups[group] || {};
 
         // Are we starting a new group?
@@ -1810,12 +1915,12 @@ function constructField(name, parameters, options) {
         if (parameters.group != options.current_group) {
 
             html += `
-            <div class='panel form-panel' id='form-panel-${group}' group='${group}'>
+            <div class='panel form-panel' id='form-panel-${group_id}' group='${group}'>
-                <div class='panel-heading form-panel-heading' id='form-panel-heading-${group}'>`;
+                <div class='panel-heading form-panel-heading' id='form-panel-heading-${group_id}'>`;
             if (group_options.collapsible) {
                 html += `
-                <div data-bs-toggle='collapse' data-bs-target='#form-panel-content-${group}'>
+                <div data-bs-toggle='collapse' data-bs-target='#form-panel-content-${group_id}'>
-                    <a href='#'><span id='group-icon-${group}' class='fas fa-angle-up'></span> 
+                    <a href='#'><span id='group-icon-${group_id}' class='fas fa-angle-up'></span> 
                 `;
             } else {
                 html += `<div>`;
@@ -1829,7 +1934,7 @@ function constructField(name, parameters, options) {
 
             html += `
                 </div></div>
-                <div class='panel-content form-panel-content' id='form-panel-content-${group}'>
+                <div class='panel-content form-panel-content' id='form-panel-content-${group_id}'>
             `;
         }
 
@@ -1837,7 +1942,7 @@ function constructField(name, parameters, options) {
         options.current_group = group;
     }
 
-    var form_classes = 'form-group';
+    var form_classes = options.form_classes || 'form-group';
 
     if (parameters.errors) {
         form_classes += ' form-field-error';
@@ -1848,7 +1953,13 @@ function constructField(name, parameters, options) {
         html += parameters.before;
     }
     
-    html += `<div id='div_${field_name}' class='${form_classes}'>`;
+    var hover_title = '';
+
+    if (parameters.help_text) {
+        hover_title = ` title='${parameters.help_text}'`;
+    }
+
+    html += `<div id='div_id_${field_name}' class='${form_classes}' ${hover_title}>`;
 
     // Add a label
     if (!options.hideLabels) {
@@ -1886,13 +1997,13 @@ function constructField(name, parameters, options) {
         }
     }
 
-    html += constructInput(name, parameters, options);
+    html += constructInput(field_name, parameters, options);
 
     if (extra) {
 
-        if (!parameters.required) {
+        if (!parameters.required && !options.hideClearButton) {
             html += `
-            <span class='input-group-text form-clear' id='clear_${name}' title='{% trans "Clear input" %}'>
+            <span class='input-group-text form-clear' id='clear_${field_name}' title='{% trans "Clear input" %}'>
                 <span class='icon-red fas fa-backspace'></span>
             </span>`;
         }
@@ -1909,7 +2020,7 @@ function constructField(name, parameters, options) {
     }
 
     // Div for error messages
-    html += `<div id='errors-${name}'></div>`;
+    html += `<div id='errors-${field_name}'></div>`;
 
 
     html += `</div>`; // controls
@@ -2018,7 +2129,7 @@ function constructInput(name, parameters, options) {
 
 
 // Construct a set of default input options which apply to all input types
-function constructInputOptions(name, classes, type, parameters) {
+function constructInputOptions(name, classes, type, parameters, options={}) {
 
     var opts = [];
 
@@ -2100,11 +2211,18 @@ function constructInputOptions(name, classes, type, parameters) {
     if (parameters.multiline) {
         return `<textarea ${opts.join(' ')}></textarea>`;
     } else if (parameters.type == 'boolean') {
+
+        var help_text = '';
+
+        if (!options.hideLabels && parameters.help_text) {
+            help_text = `<em><small>${parameters.help_text}</small></em>`;
+        }
+
         return `
         <div class='form-check form-switch'>
             <input ${opts.join(' ')}>
             <label class='form-check-label' for=''>
-                <em><small>${parameters.help_text}</small></em>
+                ${help_text}
             </label>
         </div>
         `;
@@ -2127,13 +2245,14 @@ function constructHiddenInput(name, parameters) {
 
 
 // Construct a "checkbox" input
-function constructCheckboxInput(name, parameters) {
+function constructCheckboxInput(name, parameters, options={}) {
 
     return constructInputOptions(
         name,
         'form-check-input',
         'checkbox',
-        parameters
+        parameters,
+        options
     );
 }
 

InvenTree/templates/js/translated/helpers.js

@@ -62,15 +62,16 @@ function imageHoverIcon(url) {
  * @param {String} url is the image URL 
  * @returns html <img> tag
  */
-function thumbnailImage(url) {
+function thumbnailImage(url, options={}) {
 
     if (!url) {
         url = blankImage();
     }
 
     // TODO: Support insertion of custom classes
+    var title = options.title || '';
 
-    var html = `<img class='hover-img-thumb' src='${url}'>`;
+    var html = `<img class='hover-img-thumb' src='${url}' title='${title}'>`;
 
     return html;
 

InvenTree/templates/js/translated/modals.js

@@ -127,6 +127,9 @@ function createNewModal(options={}) {
         $(modal_name).find('#modal-form-cancel').hide();
     }
 
+    // Steal keyboard focus
+    $(modal_name).focus();
+
     // Return the "name" of the modal
     return modal_name;
 }
@@ -372,6 +375,14 @@ function attachSelect(modal) {
 }
 
 
+function attachBootstrapCheckbox(modal) {
+    /* Attach 'switch' functionality to any checkboxes on the form */
+
+    $(modal + ' .checkboxinput').addClass('form-check-input');
+    $(modal + ' .checkboxinput').wrap(`<div class='form-check form-switch'></div>`);
+}
+
+
 function loadingMessageContent() {
     /* Render a 'loading' message to display in a form 
      * when waiting for a response from the server
@@ -686,7 +697,9 @@ function injectModalForm(modal, form_html) {
      * Updates the HTML of the form content, and then applies some other updates
      */
     $(modal).find('.modal-form-content').html(form_html);
+
     attachSelect(modal);
+    attachBootstrapCheckbox(modal);
 }
 
 

InvenTree/templates/js/translated/model_renderers.js

@@ -161,7 +161,7 @@ function renderPart(name, data, parameters, options) {
     html += ` <span>${data.full_name || data.name}</span>`;
 
     if (data.description) {
-        html += ` - <i>${data.description}</i>`;
+        html += ` - <i><small>${data.description}</small></i>`;
     }
 
     var extra = '';
@@ -221,20 +221,54 @@ function renderOwner(name, data, parameters, options) {
 }
 
 
-// Renderer for "SalesOrder" model
+// Renderer for "PurchaseOrder" model
 // eslint-disable-next-line no-unused-vars
-function renderSalesOrder(name, data, parameters, options) {
+function renderPurchaseOrder(name, data, parameters, options) {
-    var html = `<span>${data.reference}</span>`;
+    var html = '';
+
+    var prefix = global_settings.PURCHASEORDER_REFERENCE_PREFIX;
+    
+    var thumbnail = null;
+    
+    html += `<span>${prefix}${data.reference}</span>`;
+
+    if (data.supplier_detail) {
+        thumbnail = data.supplier_detail.thumbnail || data.supplier_detail.image;
+
+        html += ' - ' + select2Thumbnail(thumbnail);
+        html += `<span>${data.supplier_detail.name}</span>`;
+    }
 
     if (data.description) {
-        html += ` - <i>${data.description}</i>`;
+        html += ` - <em>${data.description}</em>`;
     }
 
     html += `
     <span class='float-right'>
         <small>
             {% trans "Order ID" %}: ${data.pk}
-            </small>
+        </small>
+    </span>
+    `;
+
+    return html;
+}
+
+
+// Renderer for "SalesOrder" model
+// eslint-disable-next-line no-unused-vars
+function renderSalesOrder(name, data, parameters, options) {
+    var html = `<span>${data.reference}</span>`;
+
+    if (data.description) {
+        html += ` - <em>${data.description}</em>`;
+    }
+
+    html += `
+    <span class='float-right'>
+        <small>
+            {% trans "Order ID" %}: ${data.pk}
+        </small>
     </span>`;
 
     return html;

InvenTree/templates/js/translated/stock.js

@@ -47,6 +47,7 @@
     exportStock,
     findStockItemBySerialNumber,
     loadInstalledInTable,
+    loadStockAllocationTable,
     loadStockLocationTable,
     loadStockTable,
     loadStockTestResultsTable,
@@ -2203,6 +2204,157 @@ function loadStockTable(table, options) {
 }
 
 
+/*
+ * Display a table of allocated stock, for either a part or stock item
+ * Allocations are displayed for:
+ * 
+ * a) Sales Orders
+ * b) Build Orders
+ */
+function loadStockAllocationTable(table, options={}) {
+
+    var params = options.params || {};
+
+    params.build_detail = true;
+
+    var filterListElement = options.filterList || '#filter-list-allocations';
+
+    var filters = {};
+
+    var filterKey = options.filterKey || options.name || 'allocations';
+
+    var original = {};
+
+    for (var k in params) {
+        original[k] = params[k];
+        filters[k] = params[k];
+    }
+
+    setupFilterList(filterKey, table, filterListElement);
+
+    /*
+     * We have two separate API queries to make here:
+     * a) Build Order Allocations
+     * b) Sales Order Allocations
+     * 
+     * We will let the call to inventreeTable take care of build orders,
+     * and then load sales orders after that.
+     */
+    table.inventreeTable({
+        url: '{% url "api-build-item-list" %}',
+        name: 'allocations',
+        original: original,
+        method: 'get',
+        queryParams: filters,
+        sidePagination: 'client',
+        showColumns: false,
+        onLoadSuccess: function(tableData) {
+
+            var query_params = params;
+
+            query_params.customer_detail = true;
+            query_params.order_detail = true;
+
+            delete query_params.build_detail;
+
+            // Load sales order allocation data
+            inventreeGet('{% url "api-so-allocation-list" %}', query_params, {
+                success: function(data) {
+                    // Update table to include sales order data
+                    $(table).bootstrapTable('append', data);
+                }
+            });
+        },
+        columns: [
+            {
+                field: 'order',
+                title: '{% trans "Order" %}',
+                formatter: function(value, row) {
+
+                    var html = '';
+
+                    if (row.build) {
+
+                        // Add an icon for the part being built
+                        html += thumbnailImage(row.build_detail.part_detail.thumbnail, {
+                            title: row.build_detail.part_detail.full_name
+                        });
+                        
+                        html += ' ';
+
+                        html += renderLink(
+                            global_settings.BUILDORDER_REFERENCE_PREFIX + row.build_detail.reference,
+                            `/build/${row.build}/`
+                        );
+
+                        html += makeIconBadge('fa-tools', '{% trans "Build Order" %}');
+                    } else if (row.order) {
+
+                        // Add an icon for the customer
+                        html += thumbnailImage(row.customer_detail.thumbnail || row.customer_detail.image, {
+                            title: row.customer_detail.name,
+                        });
+                        
+                        html += ' ';
+
+                        html += renderLink(
+                            global_settings.SALESORDER_REFERENCE_PREFIX + row.order_detail.reference,
+                            `/order/sales-order/${row.order}/`
+                        );
+                        html += makeIconBadge('fa-truck', '{% trans "Sales Order" %}');
+                    } else {
+                        return '-';
+                    }
+
+                    return html;
+                }
+            },
+            {
+                field: 'description',
+                title: '{% trans "Description" %}',
+                formatter: function(value, row) {
+                    if (row.order_detail) {
+                        return row.order_detail.description;
+                    } else if (row.build_detail) {
+                        return row.build_detail.title;
+                    } else {
+                        return '-';
+                    }
+                }
+            },
+            {
+                field: 'status',
+                title: '{% trans "Order Status" %}',
+                formatter: function(value, row) {
+                    if (row.build) {
+                        return buildStatusDisplay(row.build_detail.status);
+                    } else if (row.order) {
+                        return salesOrderStatusDisplay(row.order_detail.status);
+                    } else {
+                        return '-';
+                    }
+                }
+            },
+            {
+                field: 'quantity',
+                title: '{% trans "Allocated Quantity" %}',
+                formatter: function(value, row) {
+                    var text = value;
+                    var pk = row.stock_item || row.item;
+
+                    if (pk) {
+                        var url = `/stock/item/${pk}/`;
+                        return renderLink(text, url);
+                    } else {
+                        return value;
+                    }
+                }
+            },
+        ]
+    });
+}
+
+
 /* 
  * Display a table of stock locations
  */
@@ -2252,7 +2404,6 @@ function loadStockLocationTable(table, options) {
         method: 'get',
         url: options.url || '{% url "api-location-list" %}',
         queryParams: filters,
-        sidePagination: 'server',
         name: 'location',
         original: original,
         showColumns: true,

InvenTree/templates/navbar.html

@@ -121,12 +121,12 @@
           {% if user.is_staff and not demo %}
           <li><a class='dropdown-item' href="/admin/"><span class="fas fa-user-shield"></span> {% trans "Admin" %}</a></li>
           {% endif %}
+          <li><a class='dropdown-item' href="{% url 'settings' %}"><span class="fas fa-cog"></span> {% trans "Settings" %}</a></li>
           <li><a class='dropdown-item' href="{% url 'account_logout' %}"><span class="fas fa-sign-out-alt"></span> {% trans "Logout" %}</a></li>
           {% else %}
           <li><a class='dropdown-item' href="{% url 'account_login' %}"><span class="fas fa-sign-in-alt"></span> {% trans "Login" %}</a></li>
           {% endif %}
           <hr>
-          <li><a class='dropdown-item' href="{% url 'settings' %}"><span class="fas fa-cog"></span> {% trans "Settings" %}</a></li>
           <li id='launch-stats'>
             <a class='dropdown-item' href='#'>
               {% if system_healthy or not user.is_staff %}

InvenTree/templates/sidebar_header.html

@@ -3,6 +3,6 @@
     <h6>
         <i class="bi bi-bootstrap"></i>
         {% if icon %}<span class='sidebar-item-icon fas {{ icon }}'></span>{% endif %}
-        {% if text %}<span class='sidebar-item-text' style='display: none;'>{{ text }}</span>{% endif %}
+        {% if text %}<span class='sidebar-item-text' style='display: none;'><strong>{{ text }}</strong></span>{% endif %}
     </h6>
 </span>

InvenTree/users/models.py

@@ -177,6 +177,11 @@ class RuleSet(models.Model):
         'django_q_success',
     ]
 
+    RULESET_CHANGE_INHERIT = [
+        ('part', 'partparameter'),
+        ('part', 'bomitem'),
+    ]
+
     RULE_OPTIONS = [
         'can_view',
         'can_add',
@@ -229,6 +234,16 @@ class RuleSet(models.Model):
                 if check_user_role(user, role, permission):
                     return True
 
+        # Check for children models which inherits from parent role
+        for (parent, child) in cls.RULESET_CHANGE_INHERIT:
+            # Get child model name
+            parent_child_string = f'{parent}_{child}'
+
+            if parent_child_string == table:
+                # Check if parent role has change permission
+                if check_user_role(user, parent, 'change'):
+                    return True
+
         # Print message instead of throwing an error
         name = getattr(user, 'name', user.pk)
 
@@ -454,6 +469,28 @@ def update_group_roles(group, debug=False):
         if debug:
             print(f"Removing permission {perm} from group {group.name}")
 
+    # Enable all action permissions for certain children models
+    # if parent model has 'change' permission
+    for (parent, child) in RuleSet.RULESET_CHANGE_INHERIT:
+        parent_change_perm = f'{parent}.change_{parent}'
+        parent_child_string = f'{parent}_{child}'
+
+        # Check if parent change permission exists
+        if parent_change_perm in group_permissions:
+            # Add child model permissions
+            for action in ['add', 'change', 'delete']:
+                child_perm = f'{parent}.{action}_{child}'
+
+                # Check if child permission not already in group
+                if child_perm not in group_permissions:
+                    # Create permission object
+                    add_model(parent_child_string, action, ruleset.can_delete)
+                    # Add to group
+                    permission = get_permission_object(child_perm)
+                    if permission:
+                        group.permissions.add(permission)
+                        print(f"Adding permission {child_perm} to group {group.name}")
+
 
 @receiver(post_save, sender=Group, dispatch_uid='create_missing_rule_sets')
 def create_missing_rule_sets(sender, instance, **kwargs):

README.md

@@ -3,6 +3,10 @@
 
 # InvenTree
 
+<p><a href="https://twitter.com/intent/follow?screen_name=inventreedb">
+        <img src="https://img.shields.io/twitter/follow/inventreedb?style=social&logo=twitter"
+            alt="follow on Twitter"></a></p>
+            
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 [![Coverage Status](https://coveralls.io/repos/github/inventree/InvenTree/badge.svg)](https://coveralls.io/github/inventree/InvenTree)
 [![Crowdin](https://badges.crowdin.net/inventree/localized.svg)](https://crowdin.com/project/inventree)
@@ -33,12 +37,6 @@ InvenTree is supported by a [companion mobile app](https://inventree.readthedocs
 
 - [**Download InvenTree from the Apple App Store**](https://apps.apple.com/au/app/inventree/id1581731101#?platform=iphone)
 
-# Translation
-
-Native language translation of the InvenTree web application is [community contributed via crowdin](https://crowdin.com/project/inventree). **Contributions are welcomed and encouraged**.
-
-To contribute to the translation effort, navigate to the [InvenTree crowdin project](https://crowdin.com/project/inventree), create a free account, and start making translations suggestions for your language of choice!
-
 # Documentation
 
 For InvenTree documentation, refer to the [InvenTree documentation website](https://inventree.readthedocs.io/en/latest/).
@@ -64,6 +62,12 @@ InvenTree is designed to be extensible, and provides multiple options for integr
 
 Contributions are welcomed and encouraged. Please help to make this project even better! Refer to the [contribution page](https://inventree.readthedocs.io/en/latest/contribute/).
 
+# Translation
+
+Native language translation of the InvenTree web application is [community contributed via crowdin](https://crowdin.com/project/inventree). **Contributions are welcomed and encouraged**.
+
+To contribute to the translation effort, navigate to the [InvenTree crowdin project](https://crowdin.com/project/inventree), create a free account, and start making translations suggestions for your language of choice!
+
 # Donate
 
 If you use InvenTree and find it to be useful, please consider making a donation toward its continued development. 

docker/dev-config.env

@@ -14,4 +14,4 @@ INVENTREE_DB_USER=pguser
 INVENTREE_DB_PASSWORD=pgpassword
 
 # Enable plugins?
-INVENTREE_PLUGINS_ENABLED=False
+INVENTREE_PLUGINS_ENABLED=True