xt/find-license-problems

   1 #!/usr/bin/perl
   2 #
   3 # Find copyright and license problems in Koha source files. At this
   4 # time it only looks for references to the old FSF address in GPLv2
   5 # license notices, but it might in the future be extended to look for
   6 # other things, too.
   7 #
   8 # Copyright 2010 Catalyst IT Ltd
   9 #
  10 # This file is part of Koha.
  11 #
  12 # This program is free software; you can redistribute it and/or modify
  13 # it under the terms of the GNU General Public License as published by
  14 # the Free Software Foundation; either version 2 of the License, or
  15 # (at your option) any later version.
  16 #
  17 # This program is distributed in the hope that it will be useful,
  18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 # GNU General Public License for more details.
  21 #
  22 # You should have received a copy of the GNU General Public License along
  23 # with this program; if not, write to the Free Software Foundation, Inc.,
  24 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  25
  26
  27 use Modern::Perl;
  28
  29 use File::Find;
  30
  31
  32 my @files;
  33 sub wanted {
  34     my $name = $File::Find::name;
  35     push @files, $name
  36         unless $name =~ /\/(\.git|koha-tmpl)(\/.*)?$/ ||
  37                $name =~ /\.(gif|jpg|odt|ogg|pdf|png|po|psd|svg|swf|zip)$/ ||
  38                ! -f $name;
  39 }
  40
  41
  42 sub has_gpl2plus_and_current_fsf_address {
  43     my ($name) = @_;
  44     my $hascopyright;
  45     my $hasgpl;
  46     my $hasv2;
  47     my $hasorlater;
  48     my $hasfranklinst;
  49     open(FILE, $name) || return 0;
  50     while (my $line = <FILE>) {
  51         $hascopyright = 1 if ($line =~ /Copyright.*\d\d/);
  52         $hasgpl = 1 if ($line =~ /GNU General Public License/);
  53         $hasv2 = 1 if ($line =~ /either version 2/);
  54         $hasorlater = 1 if ($line =~ /any later version/ ||
  55                             $line =~ /at your option/);
  56         $hasfranklinst = 1 if ($line =~ /51 Franklin Street/);
  57     }
  58     return ! $hascopyright ||
  59            ($hasgpl && $hasv2 && $hasorlater && $hasfranklinst);
  60 }
  61
  62
  63 find({ wanted => \&wanted, no_chdir => 1 }, @ARGV);
  64 foreach my $name (@files) {
  65     if (! has_gpl2plus_and_current_fsf_address($name)) {
  66         print "$name\n";
  67     }
  68 }