mergexoj.py

#!/usr/bin/python
# merge two xournal/cournal files of same document

import gzip
import sys

if len(sys.argv) != 4:
  print("usage: mergexoj.py FILE1 FILE2 OUTPUT")
  exit()

FILE1 = sys.argv[1]
FILE2 = sys.argv[2]
OUTPUT = sys.argv[3]

page = 0
content = []
temp = ""
header = ""
switch = False

f = gzip.GzipFile(FILE1, "rb")
for line in f:
  if line[:5] == "<page":
    switch = True
  elif line[:6] == "</page":
    page += 1
    content.append(temp)
    temp = ""
  elif line[:11] == "<background":
    pass
  else:
    if switch == False:
      header += line
    else:
      temp += line
f.close()

f = gzip.GzipFile(FILE2, "rb")
o = gzip.GzipFile(OUTPUT, "wb")
for line in f:
  if line[:6] == "</page":
    if len(content) > 0:
      o.write(content.pop(0))
    o.write(line)
  else:
    o.write(line)
f.close()