# Copyright (C) 2006  Alex Schroeder <alex@emacswiki.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the
#    Free Software Foundation, Inc.
#    59 Temple Place, Suite 330
#    Boston, MA 02111-1307 USA

$ModulesDescription .= '<p>$Id: gotobar.pl,v 1.6 2006/07/15 23:12:35 as Exp $</p>';

use vars qw($GotobarName);

# Include this page on every page:

$GotobarName = 'GotoBar';

# do this later so that the user can customize $GotobarName
push(@MyInitVariables, \&GotobarInit);

sub GotobarInit {
  $GotobarName = FreeToNormal($GotobarName); # spaces to underscores
  $AdminPages{$GotobarName} = 1;
  if ($IndexHash{$GotobarName}) {
    OpenPage($GotobarName);
    return if $DeletedPage && $Page{text} =~ /^\s*$DeletedPage\b/o;
    # Don't use @UserGotoBarPages because this messes up the order of
    # links for unsuspecting users.
    @UserGotoBarPages = ();
    $UserGotoBar = '';
    my $count = 0;
    while ($Page{text} =~ m/($LinkPattern|\[\[$FreeLinkPattern\]\]|\[\[$FreeLinkPattern\|([^\]]+)\]\]|\[$InterLinkPattern\s+([^\]]+?)\])/og) {
      my $page = $2||$3||$4||$6;
      my $text = $5||$7;
      $UserGotoBar .= ' ' if $UserGotoBar;
      if ($6) {
	$UserGotoBar .= GetInterLink($page, $text);
      } else {
	$UserGotoBar .= GetPageLink($page, $text);
	# The first local page is the homepage, the second local page
	# is the list of recent changes.
	$count++;
	if ($count == 1) {
	  $HomePage = FreeToNormal($page);
	} elsif ($count == 2) {
	  $RCName = FreeToNormal($page);
	}
      }
    }
  }
}