inventree/InvenTree
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Update label templates

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- New ones are automatically copied across now
This commit is contained in:
Oliver Walters
2021-02-22 16:39:38 +11:00
parent da715d7381
commit bf51e1bfb1
7 changed files with 120 additions and 77 deletions
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49
InvenTree/label/apps.py
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@ -1,6 +1,7 @@
import os
import shutil
import logging
import hashlib
from django.apps import AppConfig
from django.conf import settings
@ -9,6 +10,20 @@ from django.conf import settings
logger = logging.getLogger(__name__)
def hashFile(filename):
"""
Calculate the MD5 hash of a file
"""
md5 = hashlib.md5()
with open(filename, 'rb') as f:
data = f.read()
md5.update(data)
return md5.hexdigest()
class LabelConfig(AppConfig):
name = 'label'
@ -35,6 +50,7 @@ class LabelConfig(AppConfig):
src_dir = os.path.join(
os.path.dirname(os.path.realpath(__file__)),
'templates',
'label',
'stockitem',
)
@ -70,7 +86,21 @@ class LabelConfig(AppConfig):
src_file = os.path.join(src_dir, label['file'])
dst_file = os.path.join(settings.MEDIA_ROOT, filename)
if not os.path.exists(dst_file):
to_copy = False
if os.path.exists(dst_file):
# File already exists - let's see if it is the "same",
# or if we need to overwrite it with a newer copy!
if not hashFile(dst_file) == hashFile(src_file):
logger.info(f"Hash differs for '{filename}'")
to_copy = True
else:
logger.info(f"Label template '{filename}' is not present")
to_copy = True
if to_copy:
logger.info(f"Copying label template '{dst_file}'")
shutil.copyfile(src_file, dst_file)
@ -106,6 +136,7 @@ class LabelConfig(AppConfig):
src_dir = os.path.join(
os.path.dirname(os.path.realpath(__file__)),
'templates',
'label',
'stocklocation',
)
@ -146,7 +177,21 @@ class LabelConfig(AppConfig):
src_file = os.path.join(src_dir, label['file'])
dst_file = os.path.join(settings.MEDIA_ROOT, filename)
if not os.path.exists(dst_file):
to_copy = False
if os.path.exists(dst_file):
# File already exists - let's see if it is the "same",
# or if we need to overwrite it with a newer copy!
if not hashFile(dst_file) == hashFile(src_file):
logger.info(f"Hash differs for '{filename}'")
to_copy = True
else:
logger.info(f"Label template '{filename}' is not present")
to_copy = True
if to_copy:
logger.info(f"Copying label template '{dst_file}'")
shutil.copyfile(src_file, dst_file)