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annotate roundup/msgfmt.py @ 3854:f4e8dc583256

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Restored subject parser regexp to the string it was before the... ...implementation of customization of it, i.e., the version from CVS revision 1.184 of mailgw.py. This makes 'testFollowupTitleMatchMultiRe' work again.
author Erik Forsberg <forsberg@users.sourceforge.net>
date Sat, 12 May 2007 16:14:54 +0000
parents 7000070fe600
children 4498f5252f8b c643d693d91e
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1 #! /usr/bin/env python
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2 # -*- coding: iso-8859-1 -*-
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3 # Written by Martin v. Löwis <loewis@informatik.hu-berlin.de>
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4 # Plural forms support added by alexander smishlajev <alex@tycobka.lv>
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5
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6 """Generate binary message catalog from textual translation description.
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7
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8 This program converts a textual Uniforum-style message catalog (.po file) into
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9 a binary GNU catalog (.mo file). This is essentially the same function as the
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10 GNU msgfmt program, however, it is a simpler implementation.
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11
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12 Usage: msgfmt.py [OPTIONS] filename.po
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13
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14 Options:
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15 -o file
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16 --output-file=file
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17 Specify the output file to write to. If omitted, output will go to a
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18 file named filename.mo (based off the input file name).
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19
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20 -h
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21 --help
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22 Print this message and exit.
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23
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24 -V
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25 --version
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26 Display version information and exit.
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27 """
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28
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29 import sys
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30 import os
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31 import getopt
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32 import struct
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33 import array
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34
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35 __version__ = "1.1"
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36
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37 MESSAGES = {}
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38
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39
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40
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41 def usage(code, msg=''):
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42 print >> sys.stderr, __doc__
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43 if msg:
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44 print >> sys.stderr, msg
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45 sys.exit(code)
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46
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47
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48
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49 def add(id, str, fuzzy):
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50 "Add a non-fuzzy translation to the dictionary."
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51 global MESSAGES
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52 if not fuzzy and str and not str.startswith('\0'):
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53 MESSAGES[id] = str
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54
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55
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56
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57 def generate():
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58 "Return the generated output."
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59 global MESSAGES
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60 keys = MESSAGES.keys()
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61 # the keys are sorted in the .mo file
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62 keys.sort()
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63 offsets = []
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64 ids = strs = ''
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65 for id in keys:
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66 # For each string, we need size and file offset. Each string is NUL
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67 # terminated; the NUL does not count into the size.
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68 offsets.append((len(ids), len(id), len(strs), len(MESSAGES[id])))
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69 ids += id + '\0'
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70 strs += MESSAGES[id] + '\0'
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71 output = ''
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72 # The header is 7 32-bit unsigned integers. We don't use hash tables, so
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73 # the keys start right after the index tables.
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74 # translated string.
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75 keystart = 7*4+16*len(keys)
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76 # and the values start after the keys
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77 valuestart = keystart + len(ids)
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78 koffsets = []
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79 voffsets = []
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80 # The string table first has the list of keys, then the list of values.
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81 # Each entry has first the size of the string, then the file offset.
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82 for o1, l1, o2, l2 in offsets:
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83 koffsets += [l1, o1+keystart]
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84 voffsets += [l2, o2+valuestart]
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85 offsets = koffsets + voffsets
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86 output = struct.pack("Iiiiiii",
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87 0x950412deL, # Magic
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88 0, # Version
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89 len(keys), # # of entries
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90 7*4, # start of key index
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91 7*4+len(keys)*8, # start of value index
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92 0, 0) # size and offset of hash table
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93 output += array.array("i", offsets).tostring()
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94 output += ids
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95 output += strs
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96 return output
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97
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98
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99
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100 def make(filename, outfile):
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101 ID = 1
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102 STR = 2
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103 global MESSAGES
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104 MESSAGES = {}
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105
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106 # Compute .mo name from .po name and arguments
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107 if filename.endswith('.po'):
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108 infile = filename
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109 else:
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110 infile = filename + '.po'
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111 if outfile is None:
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112 outfile = os.path.splitext(infile)[0] + '.mo'
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113
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114 try:
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115 lines = open(infile).readlines()
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116 except IOError, msg:
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117 print >> sys.stderr, msg
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118 sys.exit(1)
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119
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120 # remove UTF-8 Byte Order Mark, if any.
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121 # (UCS2 BOMs are not handled because messages in UCS2 cannot be handled)
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122 if lines[0].startswith('\xEF\xBB\xBF'):
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123 lines[0] = lines[0][3:]
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124
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125 section = None
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126 fuzzy = 0
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127
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128 # Parse the catalog
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129 lno = 0
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130 for l in lines:
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131 lno += 1
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132 # If we get a comment line after a msgstr, this is a new entry
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133 if l[0] == '#' and section == STR:
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134 add(msgid, msgstr, fuzzy)
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135 section = None
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136 fuzzy = 0
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137 # Record a fuzzy mark
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138 if l[:2] == '#,' and (l.find('fuzzy') >= 0):
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139 fuzzy = 1
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140 # Skip comments
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141 if l[0] == '#':
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142 continue
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143 # Start of msgid_plural section, separate from singular form with \0
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144 if l.startswith('msgid_plural'):
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145 msgid += '\0'
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146 l = l[12:]
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147 # Now we are in a msgid section, output previous section
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148 elif l.startswith('msgid'):
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149 if section == STR:
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150 add(msgid, msgstr, fuzzy)
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151 section = ID
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152 l = l[5:]
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153 msgid = msgstr = ''
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154 # Now we are in a msgstr section
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155 elif l.startswith('msgstr'):
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156 section = STR
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157 l = l[6:]
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158 # Check for plural forms
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159 if l.startswith('['):
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160 # Separate plural forms with \0
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161 if not l.startswith('[0]'):
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162 msgstr += '\0'
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163 # Ignore the index - must come in sequence
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164 l = l[l.index(']') + 1:]
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165 # Skip empty lines
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166 l = l.strip()
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167 if not l:
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168 continue
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169 # XXX: Does this always follow Python escape semantics?
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170 l = eval(l)
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171 if section == ID:
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172 msgid += l
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173 elif section == STR:
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174 msgstr += l
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175 else:
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176 print >> sys.stderr, 'Syntax error on %s:%d' % (infile, lno), \
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177 'before:'
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178 print >> sys.stderr, l
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179 sys.exit(1)
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180 # Add last entry
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181 if section == STR:
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182 add(msgid, msgstr, fuzzy)
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183
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184 # Compute output
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185 output = generate()
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186
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187 try:
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188 open(outfile,"wb").write(output)
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189 except IOError,msg:
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190 print >> sys.stderr, msg
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191
40643f8b41a0 catalog compilation utility for message translations
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192
40643f8b41a0 catalog compilation utility for message translations
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193
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194 def main():
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195 try:
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196 opts, args = getopt.getopt(sys.argv[1:], 'hVo:',
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197 ['help', 'version', 'output-file='])
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198 except getopt.error, msg:
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199 usage(1, msg)
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200
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201 outfile = None
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202 # parse options
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203 for opt, arg in opts:
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204 if opt in ('-h', '--help'):
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205 usage(0)
40643f8b41a0 catalog compilation utility for message translations
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206 elif opt in ('-V', '--version'):
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207 print >> sys.stderr, "msgfmt.py", __version__
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208 sys.exit(0)
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209 elif opt in ('-o', '--output-file'):
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210 outfile = arg
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211 # do it
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212 if not args:
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213 print >> sys.stderr, 'No input file given'
40643f8b41a0 catalog compilation utility for message translations
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214 print >> sys.stderr, "Try `msgfmt --help' for more information."
40643f8b41a0 catalog compilation utility for message translations
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215 return
40643f8b41a0 catalog compilation utility for message translations
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216
40643f8b41a0 catalog compilation utility for message translations
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217 for filename in args:
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218 make(filename, outfile)
40643f8b41a0 catalog compilation utility for message translations
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219
40643f8b41a0 catalog compilation utility for message translations
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220
40643f8b41a0 catalog compilation utility for message translations
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221 if __name__ == '__main__':
40643f8b41a0 catalog compilation utility for message translations
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222 main()
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223
7000070fe600 ignore UTF-8 BOM in po file
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224 # vim: set et sts=4 sw=4 :
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