forked from github/kensanata.oddmuse
130 lines
4.5 KiB
Perl
130 lines
4.5 KiB
Perl
# Copyright (C) 2004, 2005 Alex Schroeder <alex@emacswiki.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the
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# Free Software Foundation, Inc.
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# 59 Temple Place, Suite 330
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# Boston, MA 02111-1307 USA
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$ModulesDescription .= '<p>$Id: localnames.pl,v 1.13 2006/03/18 19:52:53 as Exp $</p>';
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use vars qw($LocalNamesPage $LocalNamesInit %LocalNames $LocalNamesCollect
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$LocalNamesCollectMaxWords);
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$LocalNamesPage = 'LocalNames';
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$LocalNamesCollect = 0;
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$LocalNamesCollectMaxWords = 2;
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# do this later so that the user can customize $LocalNamesPage
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push(@MyInitVariables, \&LocalNamesInit);
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*OldLocalNamesReInit = *ReInit;
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*ReInit = *NewLocalNamesReInit;
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sub NewLocalNamesReInit {
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my $id = shift;
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OldLocalNamesReInit($id, @_);
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$LocalNamesInit = 0 if not $id or $id eq $LocalNamesPage;
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}
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# Just hook into NearLink stuff -- whenever near links are
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# initialized, we initialize as well. Add our stuff first, because
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# local names have priority over near links.
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sub LocalNamesInit {
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return if $LocalNamesInit; # just once, mod_perl!
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$LocalNamesInit = 1;
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%LocalNames = ();
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$LocalNamesPage = FreeToNormal($LocalNamesPage); # spaces to underscores
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push(@AdminPages, $LocalNamesPage);
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my $data = GetPageContent($LocalNamesPage);
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while ($data =~ m/\[$FullUrlPattern\s+([^\]]+?)\]/go) {
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my ($page, $url) = ($2, $1);
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my $id = FreeToNormal($page);
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# The entries in %NearSource will make sure that ResolveId will
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# call GetInterSiteUrl for our pages.
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$LocalNames{$id} = $url;
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# Add at the front to override near links.
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unshift(@{$NearSource{$id}}, $LocalNamesPage);
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# %NearSite is for fetching the list of pages -- we don't need that.
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# %NearSearch is for searching remote sites -- we don't need that.
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}
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}
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# Allow interlinks: We cannot just use %InterSite, because that would
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# result in the same ULR for $LocalNamesPage all the time.
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*OldLocalNamesGetInterSiteUrl = *GetInterSiteUrl;
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*GetInterSiteUrl = *NewLocalNamesGetInterSiteUrl;
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sub NewLocalNamesGetInterSiteUrl {
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my ($site, $page, $quote) = @_;
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if ($site eq $LocalNamesPage and $LocalNames{$page}) {
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return $LocalNames{$page}
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} else {
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return OldLocalNamesGetInterSiteUrl($site, $page, $quote);
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}
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}
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*LocalNamesOldSave = *Save;
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*Save = *LocalNamesNewSave;
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sub LocalNamesNewSave {
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LocalNamesOldSave(@_);
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my ($currentid, $text) = @_;
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# avoid recursion
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return if $currentid eq $LocalNamesPage or not $LocalNamesCollect;
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my $currentname = $currentid;
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$currentname =~ s/_/ /g;
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OpenPage($LocalNamesPage);
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my $localnames = $Page{text};
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my %map = ();
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while ($text =~ /\[$FullUrlPattern\s+(([^ \]]+?\s*){1,$LocalNamesCollectMaxWords})\]/g) {
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my ($page, $url) = ($2, $1);
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my $id = FreeToNormal($page);
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$map{$id} = () unless defined $map{$id};
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$map{$id}{$url} = 1;
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}
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my %collection = ();
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foreach my $id (keys %map) {
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# canonical form with trimmed spaces and no underlines
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my $page = $id;
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$page =~ s/_/ /g;
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# skip if the mapping from id to url already defined matches at
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# least one of the definitions on the current page.
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next if $map{$id}{$LocalNames{$id}};
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$collection{$page} = 1;
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# pick a random url from the list
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my @urls = keys %{$map{$id}};
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my $url = $urls[0];
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# if a different mapping exists already; change the old mapping to the new one
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# if the change fails (eg. the page name is not in canonical form), don't skip!
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next if $LocalNames{$id}
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and $localnames =~ s/\[$LocalNames{$id}\s+$page\]/[$url $page]/g;
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# add a new entry at the end
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$localnames .= "\n\n* [$url $page]"
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. Ts(" -- defined on %s", "[[$currentname]]");
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$LocalNames{$id} = $url; # prevent multiple additions
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}
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# minor change
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my @collection = sort keys %collection;
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Save($LocalNamesPage, $localnames,
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Tss("Local names defined on %1: %2", $currentname,
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length(@collection > 1)
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? join(', and ',
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join(', ', @collection[0 .. $#collection-1]),
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@collection[-1])
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: @collection), 1)
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unless $localnames eq $Page{text};
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}
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