mirror of
https://gitlab.com/flectra-community/server-ux.git
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77 lines
2.3 KiB
Python
77 lines
2.3 KiB
Python
# Copyright 2019 Creu Blanca
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# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
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import base64
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import logging
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import traceback
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from io import StringIO
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from flectra import api, models
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from .document_quick_access_rule import OCRException
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_logger = logging.getLogger(__name__)
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try:
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from pyzbar.pyzbar import ZBarSymbol, decode
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except (ImportError, IOError) as err:
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_logger.warning(err)
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try:
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import pdf2image
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from pdf2image.exceptions import (
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PDFInfoNotInstalledError,
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PDFPageCountError,
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PDFSyntaxError,
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)
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except (ImportError, IOError) as err:
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_logger.warning(err)
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class IrAttachment(models.Model):
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_inherit = "ir.attachment"
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def _search_document_pdf(self):
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self.ensure_one()
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records = []
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try:
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images = pdf2image.convert_from_bytes(base64.b64decode(self.datas))
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except (PDFInfoNotInstalledError, PDFPageCountError, PDFSyntaxError) as e:
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buff = StringIO()
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traceback.print_exc(file=buff)
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_logger.warning(buff.getvalue())
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raise OCRException(str(e))
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for im in images:
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records += self._search_pil_image(im)
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return records
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@api.model
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def _search_pil_image(self, image):
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results = decode(image, symbols=[ZBarSymbol.QRCODE])
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records = []
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rule_obj = self.env["document.quick.access.rule"]
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for result in results:
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record = rule_obj.with_context(no_raise_document_access=True).read_code(
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result.data.decode("utf-8")
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)
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if record and record not in records:
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records += record
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return records
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def _search_document(self):
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if self.mimetype == "application/pdf":
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return self._search_document_pdf()
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return []
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def _process_quick_access_rules(self):
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self.ensure_one()
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results = self.env["ir.attachment"]
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records = self._search_document()
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for record in records:
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if not results:
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result = self
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result.write({"res_id": record.id, "res_model": record._name})
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else:
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result = self.copy({"res_id": record.id, "res_model": record._name})
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results |= result
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return results or self
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