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Ernad Husremovic 2025-10-03 17:53:49 +02:00
parent 956889352c
commit 2e65bf056a
17 changed files with 5293 additions and 17668 deletions
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65
odoo-bringout-oca-ocb-base/odoo/tools/pdf.py
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@ -16,7 +16,7 @@ from reportlab.pdfgen import canvas
try:
# class were renamed in PyPDF2 > 2.0
# https://pypdf2.readthedocs.io/en/latest/user/migration-1-to-2.html#classes
from PyPDF2 import PdfReader, PdfWriter
from PyPDF2 import PdfReader
import PyPDF2
# monkey patch to discard unused arguments as the old arguments were not discarded in the transitional class
# https://pypdf2.readthedocs.io/en/2.0.0/_modules/PyPDF2/_reader.html#PdfReader
@ -26,38 +26,12 @@ try:
kwargs["strict"] = True # maintain the default
kwargs = {k:v for k, v in kwargs.items() if k in ('strict', 'stream')}
super().__init__(*args, **kwargs)
def getNumPages(self):
"""Compatibility method for old API"""
return len(self.pages)
def getPage(self, page_num):
"""Compatibility method for old API"""
return self.pages[page_num]
class PdfFileWriter(PdfWriter):
def _addObject(self, obj):
return self._add_object(obj)
def addPage(self, page):
"""Compatibility method for old API"""
return self.add_page(page)
def addMetadata(self, metadata):
"""Compatibility method for old API"""
return self.add_metadata(metadata)
def cloneReaderDocumentRoot(self, reader):
"""Compatibility method for old API"""
return self.clone_reader_document_root(reader)
PyPDF2.PdfFileReader = PdfFileReader
PyPDF2.PdfFileWriter = PdfFileWriter
from PyPDF2 import PdfFileWriter, PdfFileReader
PdfFileWriter._addObject = PdfFileWriter._add_object
except ImportError:
try:
from PyPDF2 import PdfFileWriter, PdfFileReader
except ImportError:
from PyPDF2 import PdfWriter as PdfFileWriter, PdfReader as PdfFileReader
from PyPDF2 import PdfFileWriter, PdfFileReader
from PyPDF2.generic import DictionaryObject, NameObject, ArrayObject, DecodedStreamObject, NumberObject, createStringObject, ByteStringObject
@ -91,15 +65,10 @@ DictionaryObject.get = _unwrapping_get
class BrandedFileWriter(PdfFileWriter):
def __init__(self):
super().__init__()
# Use new API method if available, fall back to old API
metadata = {
self.addMetadata({
'/Creator': "Odoo",
'/Producer': "Odoo",
}
if hasattr(self, 'add_metadata'):
self.add_metadata(metadata)
else:
self.addMetadata(metadata)
})
PdfFileWriter = BrandedFileWriter
@ -237,8 +206,8 @@ class OdooPdfFileReader(PdfFileReader):
if not file_path:
return []
for i in range(0, len(file_path), 2):
attachment = file_path[i+1].get_object()
yield (attachment["/F"], attachment["/EF"]["/F"].get_object().get_data())
attachment = file_path[i+1].getObject()
yield (attachment["/F"], attachment["/EF"]["/F"].getObject().getData())
except Exception:
# malformed pdf (i.e. invalid xref page)
return []
@ -281,10 +250,10 @@ class OdooPdfFileWriter(PdfFileWriter):
})
if self._root_object.get('/Names') and self._root_object['/Names'].get('/EmbeddedFiles'):
names_array = self._root_object["/Names"]["/EmbeddedFiles"]["/Names"]
names_array.extend([attachment.get_object()['/F'], attachment])
names_array.extend([attachment.getObject()['/F'], attachment])
else:
names_array = ArrayObject()
names_array.extend([attachment.get_object()['/F'], attachment])
names_array.extend([attachment.getObject()['/F'], attachment])
embedded_files_names_dictionary = DictionaryObject()
embedded_files_names_dictionary.update({
@ -359,7 +328,7 @@ class OdooPdfFileWriter(PdfFileWriter):
icc_profile_file_data = compress(icc_profile.read())
icc_profile_stream_obj = DecodedStreamObject()
icc_profile_stream_obj.set_data(icc_profile_file_data)
icc_profile_stream_obj.setData(icc_profile_file_data)
icc_profile_stream_obj.update({
NameObject("/Filter"): NameObject("/FlateDecode"),
NameObject("/N"): NumberObject(3),
@ -389,9 +358,9 @@ class OdooPdfFileWriter(PdfFileWriter):
fonts = {}
# First browse through all the pages of the pdf file, to get a reference to all the fonts used in the PDF.
for page in pages:
for font in page.get_object()['/Resources']['/Font'].values():
for descendant in font.get_object()['/DescendantFonts']:
fonts[descendant.idnum] = descendant.get_object()
for font in page.getObject()['/Resources']['/Font'].values():
for descendant in font.getObject()['/DescendantFonts']:
fonts[descendant.idnum] = descendant.getObject()
# Then for each font, rewrite the width array with the information taken directly from the font file.
# The new width are calculated such as width = round(1000 * font_glyph_width / font_units_per_em)
@ -412,7 +381,7 @@ class OdooPdfFileWriter(PdfFileWriter):
else:
_logger.warning('The fonttools package is not installed. Generated PDF may not be PDF/A compliant.')
outlines = self._root_object['/Outlines'].get_object()
outlines = self._root_object['/Outlines'].getObject()
outlines[NameObject('/Count')] = NumberObject(1)
# Set odoo as producer
@ -434,7 +403,7 @@ class OdooPdfFileWriter(PdfFileWriter):
footer = b'<?xpacket end="w"?>'
metadata = b'%s%s%s' % (header, metadata_content, footer)
file_entry = DecodedStreamObject()
file_entry.set_data(metadata)
file_entry.setData(metadata)
file_entry.update({
NameObject("/Type"): NameObject("/Metadata"),
NameObject("/Subtype"): NameObject("/XML"),
@ -455,7 +424,7 @@ class OdooPdfFileWriter(PdfFileWriter):
:return:
'''
file_entry = DecodedStreamObject()
file_entry.set_data(attachment['content'])
file_entry.setData(attachment['content'])
file_entry.update({
NameObject("/Type"): NameObject("/EmbeddedFile"),
NameObject("/Params"):