Exporting data from a Part table now uses the API too

- Makes use of the existing table filters
- Exported data matches exactly what you see in the table!

InvenTree/part/api.py

@@ -26,6 +26,8 @@ from djmoney.contrib.exchange.exceptions import MissingRate
 
 from decimal import Decimal, InvalidOperation
 
+from part.admin import PartResource
+
 from .models import Part, PartCategory, PartRelated
 from .models import BomItem, BomItemSubstitute
 from .models import PartParameter, PartParameterTemplate
@@ -43,6 +45,7 @@ from build.models import Build
 from . import serializers as part_serializers
 
 from InvenTree.helpers import str2bool, isNull, increment
+from InvenTree.helpers import DownloadFile
 from InvenTree.api import AttachmentMixin
 
 from InvenTree.status_codes import BuildStatus
@@ -726,6 +729,22 @@ class PartList(generics.ListCreateAPIView):
 
         queryset = self.filter_queryset(self.get_queryset())
 
+        # Check if we wish to export the queried data to a file.
+        # If so, skip pagination!
+        export_format = request.query_params.get('export', None)
+
+        if export_format:
+            export_format = str(export_format).strip().lower()
+
+            if export_format in ['csv', 'tsv', 'xls', 'xlsx']:
+                dataset = PartResource().export(queryset=queryset)
+
+                filedata = dataset.export(export_format)
+
+                filename = f"InvenTree_Parts.{export_format}"
+
+                return DownloadFile(filedata, filename)
+
         page = self.paginate_queryset(queryset)
 
         if page is not None:

InvenTree/part/templates/part/category.html

@@ -153,9 +153,6 @@
             <h4>{% trans "Parts" %}</h4>
             {% include "spacer.html" %}
             <div class='btn-group' role='group'>
-                <button type='button' class='btn btn-outline-secondary' id='part-export' title='{% trans "Export Part Data" %}'>
-                    <span class='fas fa-file-download'></span> {% trans "Export" %}
-                </button>
                 {% if roles.part.add %}
                 <button type='button' class='btn btn-success' id='part-create' title='{% trans "Create new part" %}'>
                     <span class='fas fa-plus-circle'></span> {% trans "New Part" %}
@@ -167,6 +164,9 @@
     <div id='part-button-toolbar'>
         <div class='btn-group' role='group'>
             <div class='btn-group' role='group'>
+                <button id='part-export' class='btn btn-outline-secondary' type='button' title='{% trans "Export part data" %}'>
+                    <span class='fas fa-file-download'></span>
+                </button>
                 <button id='part-options' class='btn btn-primary dropdown-toggle' type='button' data-bs-toggle="dropdown">
                     {% trans "Options" %}
                 </button>
@@ -291,10 +291,7 @@
     });
 
     $("#part-export").click(function() {
-
+        downloadTableData($('#part-table'));
-        var url = "{% url 'part-export' %}?category={{ category.id }}";
-
-        location.href = url;
     });
 
     {% if roles.part.add %}

InvenTree/part/test_views.py

@@ -58,14 +58,6 @@ class PartListTest(PartViewTestCase):
         self.assertIn('parts', keys)
         self.assertIn('user', keys)
 
-    def test_export(self):
-        """ Export part data to CSV """
-
-        response = self.client.get(reverse('part-export'), {'parts': '1,2,3,4,5,6,7,8,9,10'}, HTTP_X_REQUESTED_WITH='XMLHttpRequest')
-
-        self.assertEqual(response.status_code, 200)
-        self.assertIn('streaming_content', dir(response))
-
 
 class PartDetailTest(PartViewTestCase):
 

InvenTree/part/urls.py

@@ -80,9 +80,6 @@ part_urls = [
     # Download a BOM upload template
     url(r'^bom_template/?', views.BomUploadTemplate.as_view(), name='bom-upload-template'),
 
-    # Export data for multiple parts
-    url(r'^export/', views.PartExport.as_view(), name='part-export'),
-
     # Individual part using pk
     url(r'^(?P<pk>\d+)/', include(part_detail_urls)),
 

InvenTree/part/views.py

@@ -709,69 +709,6 @@ class BomUpload(InvenTreeRoleMixin, DetailView):
     template_name = 'part/upload_bom.html'
 
 
-class PartExport(AjaxView):
-    """ Export a CSV file containing information on multiple parts """
-
-    role_required = 'part.view'
-
-    def get_parts(self, request):
-        """ Extract part list from the POST parameters.
-        Parts can be supplied as:
-
-        - Part category
-        - List of part PK values
-        """
-
-        # Filter by part category
-        cat_id = request.GET.get('category', None)
-
-        part_list = None
-
-        if cat_id is not None:
-            try:
-                category = PartCategory.objects.get(pk=cat_id)
-                part_list = category.get_parts()
-            except (ValueError, PartCategory.DoesNotExist):
-                pass
-
-        # Backup - All parts
-        if part_list is None:
-            part_list = Part.objects.all()
-
-        # Also optionally filter by explicit list of part IDs
-        part_ids = request.GET.get('parts', '')
-        parts = []
-
-        for pk in part_ids.split(','):
-            try:
-                parts.append(int(pk))
-            except ValueError:
-                pass
-
-        if len(parts) > 0:
-            part_list = part_list.filter(pk__in=parts)
-
-        # Prefetch related fields to reduce DB hits
-        part_list = part_list.prefetch_related(
-            'category',
-            'used_in',
-            'builds',
-            'supplier_parts__purchase_order_line_items',
-            'stock_items__allocations',
-        )
-
-        return part_list
-
-    def get(self, request, *args, **kwargs):
-
-        parts = self.get_parts(request)
-
-        dataset = PartResource().export(queryset=parts)
-
-        csv = dataset.export('csv')
-        return DownloadFile(csv, 'InvenTree_Parts.csv')
-
-
 class BomUploadTemplate(AjaxView):
     """
     Provide a BOM upload template file for download.