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124 lines
3.6 KiB
124 lines
3.6 KiB
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# Generate indexes files for the Crep's chordbook compilation. This is
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# a replacement for the original makeindex program written in C that
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# produces an index file (.sbx) from a file generated by the latex
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# compilation of the songbook (.sxd).
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#
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# Usage : songbook-makeindex.py src
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# src is the .sxd file generated by latex
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#
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import sys
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import os.path
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import glob
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import re
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from optparse import OptionParser
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# Pattern set to ignore latex command in title prefix
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keywordPattern = re.compile(r"^%(\w+)\s?(\w*)")
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firstLetterPattern = re.compile(r"^(?:\{?\\\w+\}?)*[^\w]*(\w)")
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class index:
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data = dict()
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keywords = dict()
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def filter(self, key):
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letter = firstLetterPattern.match(key).group(1)
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if re.match('\d',letter):
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letter = '0-9'
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return (letter.upper(), key)
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def keyword(self, key, word):
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if not self.keywords.has_key(key):
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self.keywords[key] = []
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self.keywords[key].append(word)
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def compileKeywords(self):
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pass
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def add(self, key, number, link):
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(first, key) = self.filter(key)
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if not self.data.has_key(first):
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self.data[first] = dict()
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if not self.data[first].has_key(key):
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self.data[first][key] = []
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self.data[first][key].append({'num':number, 'link':link})
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def refToStr(self, ref):
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if sys.version_info >= (2,6):
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return '\\hyperlink{{{0[link]}}}{{{0[num]}}}'.format(ref)
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else:
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return '\\hyperlink{%(link)s}{%(num)s}' % ref
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def entryToStr(self, key, entry):
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if sys.version_info >= (2,6):
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return '\\idxentry{{{0}}}{{{1}}}\n'.format(key, '\\\\'.join(map(self.refToStr, entry)))
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else:
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return '\\idxentry{%s}{%s}\n' % (key, '\\\\'.join(map(self.refToStr, entry)))
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def idxBlockToStr(self, letter, entries):
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str = '\\begin{idxblock}{'+letter+'}'+'\n'
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for key in sorted(entries.keys()):
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str += self.entryToStr(key, entries[key])
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str += '\\end{idxblock}'+'\n'
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return str
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def entriesToStr(self):
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str = ""
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for letter in sorted(self.data.keys()):
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str += self.idxBlockToStr(letter, self.data[letter])
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return str
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def processSXDEntry(tab):
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return (tab[0], tab[1], tab[2])
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def processSXD(filename):
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file = open(filename)
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data = []
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for line in file:
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data.append(line.strip())
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file.close()
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type = data[0]
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i = 1
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idx = index()
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while data[i].startswith('%'):
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keywords = keywordPattern.match(data[i]).groups()
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idx.keyword(keywords[0],keywords[1])
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i += 1
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idx.compileKeywords()
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for i in range(i,len(data),3):
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entry = processSXDEntry(data[i:i+3])
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idx.add(entry[0],entry[1],entry[2])
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return idx
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def usage(exitCode=None):
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print "usage: songbook-makeindex.py [options] source"
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sys.exit(exitCode)
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def main():
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usage = "usage: %prog [options] FILE"
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parser = OptionParser(usage)
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parser.add_option("-o", "--output", dest="filename",
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help="write result into FILE", metavar="FILE")
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(options, args) = parser.parse_args()
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# Args processing
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if len(args) != 1:
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parser.error("incorrect number of arguments")
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if not os.path.exists(args[0]):
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parser.error("inexistant input file")
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# Options processing
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if options.filename:
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output = open(options.filename,"w")
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else:
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output = sys.stdout
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# Actual processing
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idx = processSXD(args[0])
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output.write(idx.entriesToStr())
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if __name__ == '__main__':
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main()
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