modules/headlines.pl

   1 # Copyright (C) 2004  Alex Schroeder <alex@emacswiki.org>
   2 # Copyright (C) 2005  Ingo Belka <grimmen@mvnet.de>
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the
  16 #    Free Software Foundation, Inc.
  17 #    59 Temple Place, Suite 330
  18 #    Boston, MA 02111-1307 USA
  19
  20 use vars qw($HeadlineNumber);
  21
  22 $ModulesDescription .= '<p><a href="http://git.savannah.gnu.org/cgit/oddmuse.git/tree/modules/headlines.pl">headlines.pl</a>, see <a href="http://www.oddmuse.org/cgi-bin/oddmuse/Headlines_Extension">Headlines Extension</a></p>';
  23
  24 push(@MyRules, \&HeadlinesRule);
  25
  26 # Include this page on every page:
  27
  28 $HeadlineNumber = 20;
  29
  30 sub HeadlinesRule {
  31   if (m/\G(\&lt;headlines(:(\d+))?\&gt;)/gci) {
  32     if (($3) and ($3>0)) {$HeadlineNumber = $3;};
  33     Clean(CloseHtmlEnvironments());
  34     Dirty($1);
  35     HeadlinesPrint();
  36     return AddHtmlEnvironment('p');
  37   }
  38   return undef;
  39 }
  40
  41 sub HeadlinesPrint {
  42   my @pages = (grep(/^\d\d\d\d-\d\d-\d\d_.+/, AllPagesList()));
  43   @pages = sort {$b cmp $a} @pages;
  44   @pages = @pages[0 .. $HeadlineNumber - 1] if $#pages >= $HeadlineNumber;
  45   my $current_date;
  46   if (@pages) {
  47     print '<dl class="headlines">';
  48     foreach my $page (@pages) {
  49       if ($page =~ /^(\d\d\d\d-\d\d-\d\d)_(.+)/) {
  50         my ($date, $title) = ($1, $2);
  51         $title =~ s/_/ /g;
  52         print '<dt class="headlinesdate">' . $date . '</dt>' unless $date eq $current_date;
  53         $current_date = $date;
  54         print '<dd>' . ScriptLink($page, $title, 'headlineslink') . '</dd>';
  55       }
  56     }
  57     print '</dl>';
  58   }
  59 }