IkiWiki/Plugin/pagecount.pm

   1 #!/usr/bin/perl
   2 package IkiWiki::Plugin::pagecount;
   3
   4 use warnings;
   5 use strict;
   6 use IkiWiki 3.00;
   7
   8 sub import {
   9         hook(type => "getsetup", id => "pagecount", call => \&getsetup);
  10         hook(type => "preprocess", id => "pagecount", call => \&preprocess);
  11 }
  12
  13 sub getsetup () {
  14         return
  15                 plugin => {
  16                         safe => 1,
  17                         rebuild => undef,
  18                         section => "widget",
  19                 },
  20 }
  21
  22 sub preprocess (@) {
  23         my %params=@_;
  24         my $pages=defined $params{pages} ? $params{pages} : "*";
  25
  26         # Just get a list of all the pages, and count the items in it.
  27         # Use a presence dependency to only update when pages are added
  28         # or removed.
  29
  30         if ($pages eq '*') {
  31                 # optimisation to avoid needing to try matching every page
  32                 add_depends($params{page}, $pages, deptype("presence"));
  33                 return scalar keys %pagesources;
  34         }
  35
  36         return scalar pagespec_match_list($params{page}, $pages,
  37                 deptype => deptype("presence"));
  38 }
  39
  40 1