Removed PDFDocument.read_xref().
parent
658be970b8
commit
cfd60eafbf
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@ -54,7 +54,7 @@ class PDFBaseXRef(object):
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## PDFXRef
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## PDFXRef
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##
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##
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class PDFXRef(PDFBaseXRef):
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class PDFXRef(PDFBaseXRef):
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def __init__(self):
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def __init__(self):
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self.offsets = {}
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self.offsets = {}
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self.trailer = {}
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self.trailer = {}
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@ -312,11 +312,15 @@ class PDFDocument(object):
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# Retrieve the information of each header that was appended
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# Retrieve the information of each header that was appended
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# (maybe multiple times) at the end of the document.
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# (maybe multiple times) at the end of the document.
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try:
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try:
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self.xrefs = self.read_xref(parser)
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pos = self.find_xref(parser)
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self.read_xref_from(parser, pos, self.xrefs)
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except PDFNoValidXRef:
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except PDFNoValidXRef:
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fallback = True
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fallback = True
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if fallback:
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if fallback:
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self.xrefs.extend(self.read_xref(parser, fallback=True))
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parser.fallback = True
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xref = PDFXRefFallback()
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xref.load(parser)
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self.xrefs.append(xref)
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for xref in self.xrefs:
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for xref in self.xrefs:
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trailer = xref.get_trailer()
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trailer = xref.get_trailer()
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if not trailer: continue
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if not trailer: continue
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@ -639,17 +643,3 @@ class PDFDocument(object):
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pos = int_value(trailer['Prev'])
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pos = int_value(trailer['Prev'])
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self.read_xref_from(parser, pos, xrefs)
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self.read_xref_from(parser, pos, xrefs)
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return
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return
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# read xref tables and trailers
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def read_xref(self, parser, fallback=False):
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"""Reads all the XRefs in the PDF file and returns them."""
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xrefs = []
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parser.fallback = fallback
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if parser.fallback:
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xref = PDFXRefFallback()
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xref.load(parser)
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xrefs.append(xref)
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else:
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pos = self.find_xref(parser)
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self.read_xref_from(parser, pos, xrefs)
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return xrefs
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