106 lines
2.6 KiB
Perl
106 lines
2.6 KiB
Perl
#!/usr/bin/perl
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#
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# Produce page statistics in various forms.
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#
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# Currently supported:
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# cloud: produces statistics in the form of a del.icio.us-style tag cloud
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# (default)
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# table: produces a table with the number of backlinks for each page
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#
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# by Enrico Zini
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package IkiWiki::Plugin::pagestats;
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use warnings;
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use strict;
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use IkiWiki 3.00;
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# Names of the HTML classes to use for the tag cloud
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our @classes = ('smallestPC', 'smallPC', 'normalPC', 'bigPC', 'biggestPC' );
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sub import {
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hook(type => "getsetup", id => "pagestats", call => \&getsetup);
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hook(type => "preprocess", id => "pagestats", call => \&preprocess);
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}
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sub getsetup () {
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return
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plugin => {
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safe => 1,
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rebuild => undef,
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section => "widget",
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},
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}
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sub preprocess (@) {
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my %params=@_;
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$params{pages}="*" unless defined $params{pages};
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my $style = ($params{style} or 'cloud');
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my %counts;
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my $max = 0;
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foreach my $page (pagespec_match_list($params{page}, $params{pages},
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# update when a displayed page is added/removed
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deptype => deptype("presence"))) {
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use IkiWiki::Render;
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my @backlinks = IkiWiki::backlink_pages($page);
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if (exists $params{among}) {
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# only consider backlinks from the amoung pages
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@backlinks = pagespec_match_list(
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$params{page}, $params{among},
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# update whenever links on those pages change
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deptype => deptype("links"),
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list => \@backlinks
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);
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}
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else {
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# update when any page with links changes,
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# in case the links point to our displayed pages
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add_depends($params{page}, "*", deptype("links"));
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}
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$counts{$page} = scalar(@backlinks);
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$max = $counts{$page} if $counts{$page} > $max;
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}
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if (exists $params{show}) {
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my $i=0;
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my %show;
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foreach my $key (sort { $counts{$b} <=> $counts{$a} } keys %counts) {
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last if ++$i > $params{show};
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$show{$key}=$counts{$key};
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}
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%counts=%show;
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}
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if ($style eq 'table') {
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return "<table class='pageStats'>\n".
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join("\n", map {
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"<tr><td>".
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htmllink($params{page}, $params{destpage}, $_, noimageinline => 1).
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"</td><td>".$counts{$_}."</td></tr>"
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}
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sort { $counts{$b} <=> $counts{$a} } keys %counts).
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"\n</table>\n" ;
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}
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else {
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# In case of misspelling, default to a page cloud
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my $res = "<div class='pagecloud'>\n";
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foreach my $page (sort keys %counts) {
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next unless $counts{$page} > 0;
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my $class = $classes[$counts{$page} * scalar(@classes) / ($max + 1)];
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$res .= "<span class=\"$class\">".
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htmllink($params{page}, $params{destpage}, $page).
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"</span>\n";
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}
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$res .= "</div>\n";
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return $res;
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}
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}
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1
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