187 lines
5.4 KiB
Python
Executable File
187 lines
5.4 KiB
Python
Executable File
#!/usr/bin/env python
|
|
#
|
|
# dumppdf.py - dump pdf contents in XML format.
|
|
#
|
|
# usage: dumppdf.py [options] [files ...]
|
|
# options:
|
|
# -i objid : object id
|
|
#
|
|
import sys, re
|
|
from pdfminer.psparser import PSKeyword, PSLiteral
|
|
from pdfminer.pdfparser import PDFDocument, PDFParser
|
|
from pdfminer.pdftypes import PDFStream, PDFObjRef, resolve1
|
|
|
|
|
|
ESC_PAT = re.compile(r'[\000-\037&<>()\042\047\134\177-\377]')
|
|
def esc(s):
|
|
return ESC_PAT.sub(lambda m:'&#%d;' % ord(m.group(0)), s)
|
|
|
|
|
|
# dumpxml
|
|
def dumpxml(out, obj, codec=None):
|
|
if isinstance(obj, dict):
|
|
out.write('<dict size="%d">\n' % len(obj))
|
|
for (k,v) in obj.iteritems():
|
|
out.write('<key>%s</key>\n' % k)
|
|
out.write('<value>')
|
|
dumpxml(out, v)
|
|
out.write('</value>\n')
|
|
out.write('</dict>')
|
|
return
|
|
|
|
if isinstance(obj, list):
|
|
out.write('<list size="%d">\n' % len(obj))
|
|
for v in obj:
|
|
dumpxml(out, v)
|
|
out.write('\n')
|
|
out.write('</list>')
|
|
return
|
|
|
|
if isinstance(obj, str):
|
|
out.write('<string size="%d">%s</string>' % (len(obj), esc(obj)))
|
|
return
|
|
|
|
if isinstance(obj, PDFStream):
|
|
out.write('<stream>\n<props>\n')
|
|
dumpxml(out, obj.dic)
|
|
out.write('\n</props>\n')
|
|
if codec == 'text':
|
|
data = obj.get_data()
|
|
out.write('<data size="%d">%s</data>\n' % (len(data), esc(data)))
|
|
out.write('</stream>')
|
|
return
|
|
|
|
if isinstance(obj, PDFObjRef):
|
|
out.write('<ref id="%d"/>' % obj.objid)
|
|
return
|
|
|
|
if isinstance(obj, PSKeyword):
|
|
out.write('<keyword>%s</keyword>' % obj.name)
|
|
return
|
|
|
|
if isinstance(obj, PSLiteral):
|
|
out.write('<literal>%s</literal>' % obj.name)
|
|
return
|
|
|
|
if isinstance(obj, int) or isinstance(obj, float):
|
|
out.write('<number>%s</number>' % obj)
|
|
return
|
|
|
|
raise TypeError(obj)
|
|
|
|
# dumptrailers
|
|
def dumptrailers(out, doc):
|
|
for xref in doc.xrefs:
|
|
out.write('<trailer>\n')
|
|
dumpxml(out, xref.trailer)
|
|
out.write('\n</trailer>\n\n')
|
|
return
|
|
|
|
# dumpallobjs
|
|
def dumpallobjs(out, doc, codec=None):
|
|
out.write('<pdf>')
|
|
for xref in doc.xrefs:
|
|
for objid in xref.objids():
|
|
try:
|
|
obj = doc.getobj(objid)
|
|
if obj is None: continue
|
|
out.write('<object id="%d">\n' % objid)
|
|
dumpxml(out, obj, codec=codec)
|
|
out.write('\n</object>\n\n')
|
|
except:
|
|
raise
|
|
dumptrailers(out, doc)
|
|
out.write('</pdf>')
|
|
return
|
|
|
|
# dumpoutline
|
|
def dumpoutline(outfp, fname, objids, pagenos, password='',
|
|
dumpall=False, codec=None):
|
|
doc = PDFDocument()
|
|
fp = file(fname, 'rb')
|
|
parser = PDFParser(doc, fp)
|
|
doc.initialize(password)
|
|
pages = dict( (page.pageid, pageno) for (pageno,page) in enumerate(doc.get_pages()) )
|
|
for (level,title,dest,a,se) in doc.get_outlines():
|
|
pageno = None
|
|
if dest:
|
|
dest = resolve1( doc.lookup_name('Dests', dest) )
|
|
if isinstance(dest, dict):
|
|
dest = dest['D']
|
|
pageno = pages[dest[0].objid]
|
|
outfp.write(repr((level,title,dest,pageno))+'\n')
|
|
parser.close()
|
|
fp.close()
|
|
return
|
|
|
|
# dumppdf
|
|
def dumppdf(outfp, fname, objids, pagenos, password='',
|
|
dumpall=False, codec=None):
|
|
doc = PDFDocument()
|
|
fp = file(fname, 'rb')
|
|
parser = PDFParser(doc, fp)
|
|
doc.initialize(password)
|
|
if objids:
|
|
for objid in objids:
|
|
obj = doc.getobj(objid)
|
|
if isinstance(obj, PDFStream) and codec == 'raw':
|
|
outfp.write(obj.get_rawdata())
|
|
elif isinstance(obj, PDFStream) and codec == 'binary':
|
|
outfp.write(obj.get_data())
|
|
else:
|
|
dumpxml(outfp, obj, codec=codec)
|
|
if pagenos:
|
|
for (pageno,page) in enumerate(doc.get_pages()):
|
|
if pageno in pagenos:
|
|
dumpxml(outfp, page.attrs)
|
|
if dumpall:
|
|
dumpallobjs(outfp, doc, codec=codec)
|
|
if (not objids) and (not pagenos) and (not dumpall):
|
|
dumptrailers(outfp, doc)
|
|
fp.close()
|
|
if codec not in ('raw','binary'):
|
|
outfp.write('\n')
|
|
return
|
|
|
|
|
|
# main
|
|
def main(argv):
|
|
import getopt
|
|
def usage():
|
|
print 'usage: %s [-d] [-a] [-p pageid] [-P password] [-r|-b|-t] [-T] [-i objid] file ...' % argv[0]
|
|
return 100
|
|
try:
|
|
(opts, args) = getopt.getopt(argv[1:], 'dap:P:rbtTi:')
|
|
except getopt.GetoptError:
|
|
return usage()
|
|
if not args: return usage()
|
|
debug = 0
|
|
objids = []
|
|
pagenos = set()
|
|
codec = None
|
|
password = ''
|
|
dumpall = False
|
|
proc = dumppdf
|
|
outfp = sys.stdout
|
|
for (k, v) in opts:
|
|
if k == '-d': debug += 1
|
|
elif k == '-i': objids.extend( int(x) for x in v.split(',') )
|
|
elif k == '-p': pagenos.update( int(x)-1 for x in v.split(',') )
|
|
elif k == '-P': password = v
|
|
elif k == '-a': dumpall = True
|
|
elif k == '-r': codec = 'raw'
|
|
elif k == '-b': codec = 'binary'
|
|
elif k == '-t': codec = 'text'
|
|
elif k == '-T': proc = dumpoutline
|
|
elif k == '-o': outfp = file(v, 'wb')
|
|
#
|
|
PDFDocument.debug = debug
|
|
PDFParser.debug = debug
|
|
#
|
|
for fname in args:
|
|
proc(outfp, fname, objids, pagenos, password=password,
|
|
dumpall=dumpall, codec=codec)
|
|
return
|
|
|
|
if __name__ == '__main__': sys.exit(main(sys.argv))
|