wpt-dupdesc

   1 #!/usr/bin/env perl
   2
   3 #=======================================================================
   4 # wpt-dupdesc
   5 # File ID: c3b793a4-6225-11e1-bae9-37679d2dbe43
   6 # [Description]
   7 #
   8 # Character set: UTF-8
   9 # ©opyleft 2012– Øyvind A. Holm <sunny@sunbase.org>
  10 # License: GNU General Public License version 3 or later, see end of
  11 # file for legal stuff.
  12 #=======================================================================
  13
  14 use strict;
  15 use warnings;
  16 use Getopt::Long;
  17
  18 local $| = 1;
  19
  20 our $Debug = 0;
  21
  22 our %Opt = (
  23
  24     'debug' => 0,
  25     'help' => 0,
  26     'verbose' => 0,
  27     'version' => 0,
  28
  29 );
  30
  31 our $progname = $0;
  32 $progname =~ s/^.*\/(.*?)$/$1/;
  33 our $VERSION = '0.00';
  34
  35 Getopt::Long::Configure('bundling');
  36 GetOptions(
  37
  38     'debug' => \$Opt{'debug'},
  39     'help|h' => \$Opt{'help'},
  40     'verbose|v+' => \$Opt{'verbose'},
  41     'version' => \$Opt{'version'},
  42
  43 ) || die("$progname: Option error. Use -h for help.\n");
  44
  45 $Opt{'debug'} && ($Debug = 1);
  46 $Opt{'help'} && usage(0);
  47 if ($Opt{'version'}) {
  48     print_version();
  49     exit(0);
  50 }
  51
  52 my $slurp = join('', <>);
  53
  54 $slurp =~ s/(<wpt\b.*?<\/wpt>)/process_wpt($1)/gse;
  55 print $slurp;
  56
  57 sub process_wpt {
  58     my $txt = shift;
  59     my ($name, $cmt, $desc) = ('', '', '');
  60     $txt =~ /<name>(.*?)<\/name>/ && ($name = $1);
  61     $txt =~ /<cmt>(.*?)<\/cmt>/ && ($cmt = $1);
  62     $txt =~ /<desc>(.*?)<\/desc>/ && ($desc = $1);
  63     if ($desc eq $cmt || $desc eq $name) {
  64         $txt =~ s/<desc>.*<\/desc>.*?</</s;
  65     }
  66     if ($cmt eq $name) {
  67         $txt =~ s/<cmt>.*<\/cmt>.*?</</s;
  68     }
  69     return($txt);
  70 }
  71
  72 sub print_version {
  73     # Print program version {{{
  74     print("$progname v$VERSION\n");
  75     return;
  76     # }}}
  77 } # print_version()
  78
  79 sub usage {
  80     # Send the help message to stdout {{{
  81     my $Retval = shift;
  82
  83     if ($Opt{'verbose'}) {
  84         print("\n");
  85         print_version();
  86     }
  87     print(<<"END");
  88
  89 Usage: $progname [options] [file [files [...]]]
  90
  91 Remove <desc> from <wpt> if it's identical to <cmt> or <name>, and <cmt>
  92 if it's identical to <name>.
  93
  94 Options:
  95
  96   -h, --help
  97     Show this help.
  98   -v, --verbose
  99     Increase level of verbosity. Can be repeated.
 100   --version
 101     Print version information.
 102   --debug
 103     Print debugging messages.
 104
 105 END
 106     exit($Retval);
 107     # }}}
 108 } # usage()
 109
 110 sub msg {
 111     # Print a status message to stderr based on verbosity level {{{
 112     my ($verbose_level, $Txt) = @_;
 113
 114     if ($Opt{'verbose'} >= $verbose_level) {
 115         print(STDERR "$progname: $Txt\n");
 116     }
 117     return;
 118     # }}}
 119 } # msg()
 120
 121 sub D {
 122     # Print a debugging message {{{
 123     $Debug || return;
 124     my @call_info = caller;
 125     chomp(my $Txt = shift);
 126     my $File = $call_info[1];
 127     $File =~ s#\\#/#g;
 128     $File =~ s#^.*/(.*?)$#$1#;
 129     print(STDERR "$File:$call_info[2] $$ $Txt\n");
 130     return('');
 131     # }}}
 132 } # D()
 133
 134 __END__
 135
 136 # Plain Old Documentation (POD) {{{
 137
 138 =pod
 139
 140 =head1 NAME
 141
 142
 143
 144 =head1 SYNOPSIS
 145
 146  [options] [file [files [...]]]
 147
 148 =head1 DESCRIPTION
 149
 150
 151
 152 =head1 OPTIONS
 153
 154 =over 4
 155
 156 =item B<-h>, B<--help>
 157
 158 Print a brief help summary.
 159
 160 =item B<-v>, B<--verbose>
 161
 162 Increase level of verbosity. Can be repeated.
 163
 164 =item B<--version>
 165
 166 Print version information.
 167
 168 =item B<--debug>
 169
 170 Print debugging messages.
 171
 172 =back
 173
 174 =head1 BUGS
 175
 176
 177
 178 =head1 AUTHOR
 179
 180 Made by Øyvind A. Holm S<E<lt>sunny@sunbase.orgE<gt>>.
 181
 182 =head1 COPYRIGHT
 183
 184 Copyleft © Øyvind A. Holm E<lt>sunny@sunbase.orgE<gt>
 185 This is free software; see the file F<COPYING> for legalese stuff.
 186
 187 =head1 LICENCE
 188
 189 This program is free software: you can redistribute it and/or modify it
 190 under the terms of the GNU General Public License as published by the
 191 Free Software Foundation, either version 3 of the License, or (at your
 192 option) any later version.
 193
 194 This program is distributed in the hope that it will be useful, but
 195 WITHOUT ANY WARRANTY; without even the implied warranty of
 196 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 197 See the GNU General Public License for more details.
 198
 199 You should have received a copy of the GNU General Public License along
 200 with this program.
 201 If not, see L<http://www.gnu.org/licenses/>.
 202
 203 =head1 SEE ALSO
 204
 205 =cut
 206
 207 # }}}
 208
 209 # vim: set fenc=UTF-8 ft=perl fdm=marker ts=4 sw=4 sts=4 et fo+=w :