#!/usr/bin/perl
# Ikiwiki listdirectives plugin.
package IkiWiki::Plugin::listdirectives;

use warnings;
use strict;
use IkiWiki 3.00;

sub import {
	add_underlay("directives");
	hook(type => "getsetup", id => "listdirectives", call => \&getsetup);
	hook(type => "checkconfig", id => "listdirectives", call => \&checkconfig);
	hook(type => "needsbuild", id => "listdirectives", call => \&needsbuild);
	hook(type => "preprocess", id => "listdirectives", call => \&preprocess);
}

sub getsetup () {
	return
		plugin => {
			safe => 1,
			rebuild => undef,
			section => "widget",
		},
		directive_description_dir => {
			type => "string",
			description => "directory in srcdir that contains directive descriptions",
			example => "ikiwiki/directive",
			safe => 1,
			rebuild => 1,
		},
}

my @fulllist;
my @shortlist;
my $pluginstring;

sub checkconfig () {
	if (! defined $config{directive_description_dir}) {
		$config{directive_description_dir} = "ikiwiki/directive";
	}
	else {
		$config{directive_description_dir} =~ s/\/+$//;
	}
}

sub needsbuild (@) {
	my $needsbuild=shift;

	@fulllist = grep { ! /^_/ } sort keys %{$IkiWiki::hooks{preprocess}};
	@shortlist = grep { ! $IkiWiki::hooks{preprocess}{$_}{shortcut} } @fulllist;
	$pluginstring = join(' ', @shortlist) . " : " . join(' ', @fulllist);

	foreach my $page (keys %pagestate) {
		if (exists $pagestate{$page}{listdirectives}{shown}) {
			if ($pagestate{$page}{listdirectives}{shown} ne $pluginstring) {
				push @$needsbuild, $pagesources{$page};
			}
			if (exists $pagesources{$page} &&
			    grep { $_ eq $pagesources{$page} } @$needsbuild) {
				# remove state, will be re-added if
				# the [[!listdirectives]] is still there during the
				# rebuild
				delete $pagestate{$page}{listdirectives}{shown};
			}
		}
	}
}

sub preprocess (@) {
	my %params=@_;
	
	$pagestate{$params{destpage}}{listdirectives}{shown}=$pluginstring;
	
	my @pluginlist;
	
	if (defined $params{generated}) {
		@pluginlist = @fulllist;
	}
	else {
		@pluginlist = @shortlist;
	}
	
	my $result = '<ul class="listdirectives">';
	
	foreach my $plugin (@pluginlist) {
		$result .= '<li class="listdirectives">';
		my $link=linkpage($config{directive_description_dir}."/".$plugin);
		add_depends($params{page}, $link, deptype("presence"));
		$result .= htmllink($params{page}, $params{destpage}, $link);
		$result .= '</li>';
	}
	
	$result .= "</ul>";

	return $result;
}

1
ter'>tags</a>/<a href='/notmuch/commit/tags/02?h=master'>02</a>/<a href='/notmuch/commit/tags/02/78?h=master'>78</a>/<a href='/notmuch/commit/tags/02/78/9E.0B.20252.108FE136@gl.mta1vrest.cc.prd.sparkpost?h=master'>9E.0B.20252.108FE136@gl.mta1vrest.cc.prd.sparkpost</a>/<a href='/notmuch/commit/tags/02/78/9E.0B.20252.108FE136@gl.mta1vrest.cc.prd.sparkpost/unread?h=master'>unread</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='master'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Jonas Smedegaard &lt;dr@jones.dk&gt;</td><td class='right'>2023-06-27 09:35:08 +0200</td></tr>
<tr><th>committer</th><td>Jonas Smedegaard &lt;dr@jones.dk&gt;</td><td class='right'>2023-06-27 09:35:08 +0200</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/notmuch/commit/tags/02/78/9E.0B.20252.108FE136@gl.mta1vrest.cc.prd.sparkpost/unread?h=master&amp;id=fd54908da2b05c526dd3bee9b6dcd093214a220d'>fd54908da2b05c526dd3bee9b6dcd093214a220d</a> (<a href='/notmuch/patch/tags/02/78/9E.0B.20252.108FE136@gl.mta1vrest.cc.prd.sparkpost/unread?id=fd54908da2b05c526dd3bee9b6dcd093214a220d'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/notmuch/tree/?h=master'>c69c845069c99d1d01044f6fafda7c08433329c6</a> /<a href='/notmuch/tree/tags/02/78/9E.0B.20252.108FE136@gl.mta1vrest.cc.prd.sparkpost/unread?h=master'>tags/02/78/9E.0B.20252.108FE136@gl.mta1vrest.cc.prd.sparkpost/unread</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/notmuch/commit/tags/02/78/9E.0B.20252.108FE136@gl.mta1vrest.cc.prd.sparkpost/unread?h=master&amp;id=ba46132213560cf3335d53560d519c0ec0190da2'>ba46132213560cf3335d53560d519c0ec0190da2</a> (<a href='/notmuch/diff/tags/02/78/9E.0B.20252.108FE136@gl.mta1vrest.cc.prd.sparkpost/unread?h=master&amp;id2=ba46132213560cf3335d53560d519c0ec0190da2'>diff</a>)</td></tr></table>
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