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autoformat.py
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autoformat.py
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# coding: utf8
#!/usr/bin/env python
from __future__ import unicode_literals
from __future__ import division
import sys
import glob, os, re
import getopt
import roman
import json
import codecs
if sys.version_info < (3,0):
reload(sys)
sys.setdefaultencoding('utf8')
################################################################################################################################################################
def isChapterMarker(line, expectedNumber=0, crBefore=0, crAfter=0):
numRep = extractNumberInLine(line, expectedNumber)
return ( line[0:8].lower() == "chapitre" or (numRep>0 and numRep<100) ) and crBefore>1;
def extractNumberInLine(line, expectedNumber):
numRep = stringToNumber(line)
lineParts = line.split('. ')
if (numRep==0 and len(lineParts)>1):
numericComponent = stringToNumber(lineParts[0])
# if (numericComponent == expectedNumber):
numRep = numericComponent
return numRep
def stringToNumber(line):
if (line[0:8].lower()=='chapitre'):
line = line[8:].strip()
if (line.replace('.','').isnumeric()):
return int(line.replace('.',''))
else:
return (romanToNumeral(line) or romanToNumeral(line.replace('.','')))
def romanToNumeral(string):
try:
return roman.fromRoman(string);
except roman.InvalidRomanNumeralError:
return 0
def makeChapter(chapter_marker, chapter_title, tome_num, chap_title_num, chapters_lines_buff):
return {"number":str(tome_num)+"."+str(chap_title_num), "title":(chapter_marker if chapter_title=="" else chapter_marker+" - "+chapter_title), "text":" ".join(chapters_lines_buff)}
def filterLine(line):
line = line.strip()
if (re.match('(\*\s*)+', line)): # remove separator lines (« * * * »)
line = ''
if (re.match('([^\s][-‐])$', line)): # remove hyphens
line = ''
return line
################################################################################################################################################################
bookfile = u''
outFolder = u''
try:
opts, args = getopt.getopt(sys.argv[1:], "hfo", ["help", "file=", "out="])
except getopt.GetoptError as err:
# print help information and exit:
print(err) # will print something like "option -a not recognized"
sys.exit(2)
for o, a in opts:
if o in ("-h", "--help"):
print("Options: -f[ho]")
print(" -h Help")
print(" -f File to extract")
print(" -o Output folder (if undefined, will write summary to console)")
sys.exit()
elif o in ("-f", "--file"):
bookfile = a
elif o in ("-o", "--out"):
outFolder = a
else:
assert False, "unhandled option"
with codecs.open(bookfile, 'r', 'utf8') as f:
chapters = []
chapters_lines_buff = []
chapter_title = ''
chapter_marker = ''
crChainCount = 0
tomeNumber = 1
lastSeenChapNumber = 0
lineNumber = 0
lines = []
lookahead_line = ''
for i, raw_line in enumerate(f):
lines.append(filterLine(raw_line))
lines.append('')
lines_lh = zip(lines[:-1], lines[1:])
for line, lookahead_line in lines_lh:
lineNumber = lineNumber+1
if (isChapterMarker(line, lastSeenChapNumber+1, crChainCount) and not isChapterMarker(lookahead_line, lastSeenChapNumber+1, crChainCount)):
chapters.append(makeChapter(chapter_marker, chapter_title, tomeNumber, lastSeenChapNumber, chapters_lines_buff))
newChapNumber = extractNumberInLine(line, lastSeenChapNumber+1)
if (newChapNumber != lastSeenChapNumber+1):
if (newChapNumber == 1):
tomeNumber = tomeNumber+1
lastSeenChapNumber = 1
else:
print('WARNING: irregular chapter number found at line '+str(lineNumber)+', expected '+str(lastSeenChapNumber+1)+' but found '+str(newChapNumber))
else:
lastSeenChapNumber = newChapNumber
chapter_marker = line
chapters_lines_buff = []
chapter_title = ''
crChainCount = 0
else:
if (len(chapters_lines_buff)==0 and chapter_title==u'' and len(line)<50):
chapter_title = line
crChainCount = 0
elif (len(line)==0):
crChainCount = crChainCount+1
if len(chapters_lines_buff)>0:
chapters_lines_buff.append(u"\n")
else:
newParagraph = ("\n" if crChainCount>1 else "")
chapters_lines_buff.append(newParagraph+line)
crChainCount = 0
if (len(chapters_lines_buff)>0):
chapters.append(makeChapter(chapter_marker, chapter_title, tomeNumber, lastSeenChapNumber, chapters_lines_buff))
if (outFolder==u''):
for idx, chapter in enumerate(chapters):
print(str(idx)+".\t"+str(chapter['number'])+u".\t*"+chapter['title']+u"*\t"+chapter['text'][0:100]+u'…')
else:
bookfile_noext = bookfile.split(u'/')[-1].replace('.txt', '')
f = codecs.open(outFolder+bookfile_noext+'-compact.txt', 'w+', 'utf8')
for idx, chapter in enumerate(chapters):
f.write(str(chapter['number'])+".\t"+chapter['title']+"\t"+chapter['text'].replace('\n', ' ')+"\n")
f = codecs.open(outFolder+bookfile_noext+'.json', 'w+', 'utf8')
f.write(json.dumps(chapters))