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52 lines
1.2 KiB
Python
52 lines
1.2 KiB
Python
import logging
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import shutil
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import tempfile
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from django.conf import settings
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class ParseError(Exception):
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pass
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class DocumentParser:
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"""
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Subclass this to make your own parser. Have a look at
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`paperless_tesseract.parsers` for inspiration.
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"""
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SCRATCH = settings.SCRATCH_DIR
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def __init__(self, path):
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self.document_path = path
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self.tempdir = tempfile.mkdtemp(prefix="paperless-", dir=self.SCRATCH)
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self.logger = logging.getLogger(__name__)
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self.logging_group = None
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def get_thumbnail(self):
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"""
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Returns the path to a file we can use as a thumbnail for this document.
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"""
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raise NotImplementedError()
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def get_text(self):
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"""
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Returns the text from the document and only the text.
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"""
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raise NotImplementedError()
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def get_date(self):
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"""
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Returns the date of the document.
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"""
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raise NotImplementedError()
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def log(self, level, message):
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getattr(self.logger, level)(message, extra={
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"group": self.logging_group
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})
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def cleanup(self):
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self.log("debug", "Deleting directory {}".format(self.tempdir))
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shutil.rmtree(self.tempdir)
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