1 | #!@INTLTOOL_PERL@ -w |
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2 | # -*- Mode: perl; indent-tabs-mode: nil; c-basic-offset: 4 -*- |
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3 | |
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4 | # |
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5 | # The Intltool Message Extractor |
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6 | # |
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7 | # Copyright (C) 2000-2001 Free Software Foundation. |
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8 | # |
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9 | # Intltool is free software; you can redistribute it and/or |
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10 | # modify it under the terms of the GNU General Public License as |
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11 | # published by the Free Software Foundation; either version 2 of the |
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12 | # License, or (at your option) any later version. |
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13 | # |
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14 | # Intltool is distributed in the hope that it will be useful, |
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15 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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17 | # General Public License for more details. |
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18 | # |
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19 | # You should have received a copy of the GNU General Public License |
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20 | # along with this program; if not, write to the Free Software |
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21 | # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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22 | # |
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23 | # As a special exception to the GNU General Public License, if you |
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24 | # distribute this file as part of a program that contains a |
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25 | # configuration script generated by Autoconf, you may include it under |
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26 | # the same distribution terms that you use for the rest of that program. |
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27 | # |
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28 | # Authors: Kenneth Christiansen <kenneth@gnu.org> |
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29 | # Darin Adler <darin@bentspoon.com> |
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30 | # |
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31 | |
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32 | ## Release information |
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33 | my $PROGRAM = "intltool-extract"; |
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34 | my $PACKAGE = "intltool"; |
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35 | my $VERSION = "0.23"; |
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36 | |
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37 | ## Loaded modules |
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38 | use strict; |
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39 | use File::Basename; |
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40 | use Getopt::Long; |
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41 | |
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42 | ## Scalars used by the option stuff |
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43 | my $TYPE_ARG = "0"; |
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44 | my $LOCAL_ARG = "0"; |
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45 | my $HELP_ARG = "0"; |
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46 | my $VERSION_ARG = "0"; |
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47 | my $UPDATE_ARG = "0"; |
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48 | my $QUIET_ARG = "0"; |
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49 | |
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50 | my $FILE; |
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51 | my $OUTFILE; |
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52 | |
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53 | my $gettext_type = ""; |
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54 | my $input; |
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55 | my %messages = (); |
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56 | |
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57 | ## Use this instead of \w for XML files to handle more possible characters. |
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58 | my $w = "[-A-Za-z0-9._:]"; |
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59 | |
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60 | ## Always print first |
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61 | $| = 1; |
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62 | |
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63 | ## Handle options |
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64 | GetOptions ( |
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65 | "type=s" => \$TYPE_ARG, |
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66 | "local|l" => \$LOCAL_ARG, |
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67 | "help|h" => \$HELP_ARG, |
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68 | "version|v" => \$VERSION_ARG, |
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69 | "update" => \$UPDATE_ARG, |
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70 | "quiet|q" => \$QUIET_ARG, |
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71 | ) or &error; |
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72 | |
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73 | &split_on_argument; |
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74 | |
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75 | |
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76 | ## Check for options. |
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77 | ## This section will check for the different options. |
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78 | |
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79 | sub split_on_argument { |
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80 | |
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81 | if ($VERSION_ARG) { |
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82 | &version; |
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83 | |
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84 | } elsif ($HELP_ARG) { |
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85 | &help; |
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86 | |
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87 | } elsif ($LOCAL_ARG) { |
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88 | &place_local; |
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89 | &extract; |
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90 | |
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91 | } elsif ($UPDATE_ARG) { |
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92 | &place_normal; |
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93 | &extract; |
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94 | |
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95 | } elsif (@ARGV > 0) { |
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96 | &place_normal; |
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97 | &message; |
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98 | &extract; |
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99 | |
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100 | } else { |
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101 | &help; |
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102 | |
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103 | } |
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104 | } |
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105 | |
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106 | sub place_normal { |
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107 | $FILE = $ARGV[0]; |
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108 | $OUTFILE = "$FILE.h"; |
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109 | } |
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110 | |
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111 | sub place_local { |
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112 | $OUTFILE = fileparse($FILE, ()); |
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113 | if (!-e "tmp/") { |
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114 | system("mkdir tmp/"); |
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115 | } |
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116 | $OUTFILE = "./tmp/$OUTFILE.h" |
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117 | } |
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118 | |
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119 | sub determine_type { |
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120 | if ($TYPE_ARG =~ /^gettext\/(.*)/) { |
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121 | $gettext_type=$1 |
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122 | } |
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123 | } |
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124 | |
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125 | ## Sub for printing release information |
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126 | sub version{ |
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127 | print "${PROGRAM} (${PACKAGE}) $VERSION\n"; |
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128 | print "Copyright (C) 2000 Free Software Foundation, Inc.\n"; |
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129 | print "Written by Kenneth Christiansen, 2000.\n\n"; |
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130 | print "This is free software; see the source for copying conditions. There is NO\n"; |
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131 | print "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n"; |
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132 | exit; |
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133 | } |
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134 | |
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135 | ## Sub for printing usage information |
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136 | sub help{ |
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137 | print "Usage: ${PROGRAM} [FILENAME] [OPTIONS] ...\n"; |
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138 | print "Generates a header file from an xml source file.\n\nGrabs all strings "; |
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139 | print "between <_translatable_node> and it's end tag,\nwhere tag are all allowed "; |
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140 | print "xml tags. Read the docs for more info.\n\n"; |
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141 | print " -v, --version shows the version\n"; |
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142 | print " -h, --help shows this help page\n"; |
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143 | print " -q, --quiet quiet mode\n"; |
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144 | print "\nReport bugs to <kenneth\@gnu.org>.\n"; |
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145 | exit; |
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146 | } |
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147 | |
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148 | ## Sub for printing error messages |
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149 | sub error{ |
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150 | print "Try `${PROGRAM} --help' for more information.\n"; |
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151 | exit; |
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152 | } |
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153 | |
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154 | sub message { |
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155 | print "Generating C format header file for translation.\n"; |
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156 | } |
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157 | |
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158 | sub extract { |
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159 | &determine_type; |
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160 | |
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161 | &convert ($FILE); |
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162 | |
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163 | open OUT, ">$OUTFILE"; |
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164 | &msg_write; |
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165 | close OUT; |
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166 | |
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167 | print "Wrote $OUTFILE\n" unless $QUIET_ARG; |
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168 | } |
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169 | |
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170 | sub convert($) { |
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171 | |
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172 | ## Reading the file |
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173 | { |
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174 | local (*IN); |
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175 | local $/; #slurp mode |
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176 | open (IN, "<$FILE") || die "can't open $FILE: $!"; |
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177 | $input = <IN>; |
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178 | } |
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179 | |
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180 | &type_ini if $gettext_type eq "ini"; |
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181 | &type_keys if $gettext_type eq "keys"; |
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182 | &type_xml if $gettext_type eq "xml"; |
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183 | &type_glade if $gettext_type eq "glade"; |
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184 | &type_scheme if $gettext_type eq "scheme"; |
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185 | &type_schemas if $gettext_type eq "schemas"; |
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186 | &type_rfc822deb if $gettext_type eq "rfc822deb"; |
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187 | } |
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188 | |
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189 | sub entity_decode_minimal |
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190 | { |
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191 | local ($_) = @_; |
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192 | |
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193 | s/'/'/g; # ' |
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194 | s/"/"/g; # " |
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195 | s/&/&/g; |
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196 | |
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197 | return $_; |
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198 | } |
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199 | |
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200 | sub entity_decode |
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201 | { |
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202 | local ($_) = @_; |
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203 | |
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204 | s/'/'/g; # ' |
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205 | s/"/"/g; # " |
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206 | s/&/&/g; |
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207 | s/</</g; |
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208 | s/>/>/g; |
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209 | |
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210 | return $_; |
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211 | } |
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212 | |
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213 | sub escape_char |
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214 | { |
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215 | return '\"' if $_ eq '"'; |
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216 | return '\n' if $_ eq "\n"; |
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217 | return '\\' if $_ eq '\\'; |
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218 | |
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219 | return $_; |
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220 | } |
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221 | |
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222 | sub escape |
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223 | { |
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224 | my ($string) = @_; |
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225 | return join "", map &escape_char, split //, $string; |
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226 | } |
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227 | |
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228 | sub type_ini { |
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229 | ### For generic translatable desktop files ### |
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230 | while ($input =~ /^_.*=(.*)$/mg) { |
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231 | $messages{$1} = []; |
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232 | } |
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233 | } |
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234 | |
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235 | sub type_keys { |
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236 | ### For generic translatable mime/keys files ### |
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237 | while ($input =~ /^\s*_\w+=(.*)$/mg) { |
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238 | $messages{$1} = []; |
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239 | } |
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240 | } |
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241 | |
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242 | sub type_xml { |
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243 | ### For generic translatable XML files ### |
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244 | |
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245 | while ($input =~ /\s_$w+=\"([^"]+)\"/sg) { # " |
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246 | $messages{entity_decode_minimal($1)} = []; |
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247 | } |
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248 | |
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249 | while ($input =~ /<_($w+)(?: xml:space="($w+)")?>(.+?)<\/_\1>/sg) { |
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250 | $_ = $3; |
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251 | if (!defined($2) || $2 ne "preserve") { |
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252 | s/\s+/ /g; |
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253 | s/^ //; |
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254 | s/ $//; |
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255 | } |
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256 | $messages{entity_decode_minimal($_)} = []; |
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257 | } |
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258 | } |
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259 | |
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260 | sub type_schemas { |
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261 | ### For schemas XML files ### |
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262 | |
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263 | # FIXME: We should handle escaped < (less than) |
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264 | while ($input =~ / |
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265 | <locale\ name="C">\s* |
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266 | (<default>\s*(.*?)\s*<\/default>\s*)? |
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267 | (<short>\s*(.*?)\s*<\/short>\s*)? |
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268 | (<long>\s*(.*?)\s*<\/long>\s*)? |
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269 | <\/locale> |
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270 | /sgx) { |
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271 | my @totranslate = ($2,$4,$6); |
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272 | foreach (@totranslate) { |
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273 | next if !$_; |
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274 | s/\s+/ /g; |
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275 | $messages{entity_decode_minimal($_)} = []; |
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276 | } |
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277 | } |
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278 | } |
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279 | |
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280 | sub type_rfc822deb { |
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281 | ### For rfc822-style Debian configuration files ### |
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282 | |
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283 | while ($input =~ /(?:^|\n)_[^:]+:\s*(.*?)(?=\n\S|$)/sg) { |
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284 | my @str_list = rfc822deb_split($1); |
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285 | for my $str (@str_list) { |
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286 | # As rfc822deb is for configuration files, duplicates |
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287 | # should never happen. Developers must use the |
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288 | # [] construct to make msgid unique, see also intltool-merge |
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289 | print STDERR "Warning: msgid multiply defined:\n $str\n" |
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290 | if defined($messages{$str}); |
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291 | $messages{$str} = []; |
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292 | } |
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293 | } |
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294 | } |
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295 | |
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296 | sub rfc822deb_split { |
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297 | # Debian defines a special way to deal with rfc822-style files: |
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298 | # when a value contain newlines, it consists of |
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299 | # 1. a short form (first line) |
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300 | # 2. a long description, all lines begin with a space, |
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301 | # and paragraphs are separated by a single dot on a line |
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302 | # This routine returns an array of all paragraphs, and reformat |
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303 | # them. |
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304 | my $text = shift; |
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305 | $text =~ s/^ //mg; |
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306 | return ($text) if $text !~ /\n/; |
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307 | |
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308 | $text =~ s/([^\n]*)\n//; |
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309 | my @list = ($1); |
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310 | my $str = ''; |
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311 | for my $line (split (/\n/, $text)) { |
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312 | chomp $line; |
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313 | $line =~ /\s+$/; |
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314 | if ($line =~ /^\.$/) { |
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315 | # New paragraph |
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316 | $str =~ s/\s*$//; |
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317 | push(@list, $str); |
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318 | $str = ''; |
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319 | } elsif ($line =~ /^\s/) { |
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320 | # Line which must not be reformatted |
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321 | $str .= "\n" if length ($str) && $str !~ /\n$/; |
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322 | $str .= $line."\n"; |
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323 | } else { |
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324 | # Continuation line, remove newline |
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325 | $str .= " " if length ($str) && $str !~ /[\n ]$/; |
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326 | $str .= $line; |
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327 | } |
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328 | } |
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329 | $str =~ s/\s*$//; |
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330 | push(@list, $str) if length ($str); |
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331 | return @list; |
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332 | } |
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333 | |
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334 | sub type_glade { |
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335 | ### For translatable Glade XML files ### |
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336 | |
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337 | my $tags = "label|title|text|format|copyright|comments|preview_text|tooltip|message"; |
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338 | |
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339 | while ($input =~ /<($tags)>([^<]+)<\/($tags)>/sg) { |
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340 | # Glade sometimes uses tags that normally mark translatable things for |
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341 | # little bits of non-translatable content. We work around this by not |
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342 | # translating strings that only includes something like label4 or window1. |
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343 | $messages{entity_decode($2)} = [] unless $2 =~ /^(window|label)[0-9]+$/; |
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344 | } |
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345 | |
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346 | while ($input =~ /<items>(..[^<]*)<\/items>/sg) { |
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347 | for my $item (split (/\n/, $1)) { |
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348 | $messages{entity_decode($item)} = []; |
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349 | } |
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350 | } |
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351 | |
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352 | ## handle new glade files |
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353 | while ($input =~ /<(property|atkproperty)\s+[^>]*translatable\s*=\s*"yes"[^>]*>([^<]+)<\/\1>/sg) { |
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354 | $messages{entity_decode($2)} = [] unless $2 =~ /^(window|label)[0-9]+$/; |
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355 | } |
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356 | while ($input =~ /<atkaction\s+action_name="([^>]*)"\s+description="([^>]+)"\/>/sg) { |
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357 | $messages{entity_decode_minimal($2)} = []; |
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358 | } |
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359 | } |
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360 | |
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361 | sub type_scheme { |
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362 | while ($input =~ /_\(?"((?:[^"\\]+|\\.)*)"\)?/sg) { |
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363 | $messages{$1} = []; |
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364 | } |
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365 | } |
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366 | |
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367 | sub msg_write { |
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368 | for my $message (sort keys %messages) { |
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369 | print OUT "/* xgettext:no-c-format */\n" if $message =~ /%/; |
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370 | |
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371 | my @lines = split (/\n/, $message, -1); |
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372 | for (my $n = 0; $n < @lines; $n++) { |
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373 | if ($n == 0) { |
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374 | print OUT "char *s = N_(\""; |
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375 | } else { |
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376 | print OUT " \""; |
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377 | } |
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378 | |
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379 | print OUT escape($lines[$n]); |
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380 | |
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381 | if ($n < @lines - 1) { |
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382 | print OUT "\\n\"\n"; |
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383 | } else { |
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384 | print OUT "\");\n"; |
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385 | } |
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386 | } |
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387 | } |
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388 | } |
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389 | |
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