#!/usr/bin/perl
package IkiWiki::Plugin::toggle;

use warnings;
use strict;
use IkiWiki 3.00;

sub import {
	add_underlay("javascript");
	hook(type => "getsetup", id => "toggle", call => \&getsetup);
	hook(type => "preprocess", id => "toggle",
		call => \&preprocess_toggle);
	hook(type => "preprocess", id => "toggleable",
		call => \&preprocess_toggleable);
	hook(type => "format", id => "toggle", call => \&format);
}

sub getsetup () {
	return
		plugin => {
			safe => 1,
			rebuild => undef,
			section => "widget",
		},
}

sub genid ($$) {
	my $page=shift;
	my $id=shift;

	$id="$page.$id";

	# make it a legal html id attribute
	$id=~s/[^-a-zA-Z0-9.]/-/g;
	if ($id !~ /^[a-zA-Z]/) {
		$id="id$id";
	}
	return $id;
}

sub preprocess_toggle (@) {
	my %params=(id => "default", text => "more", @_);

	my $id=genid($params{page}, $params{id});
	return "<a class=\"toggle\" href=\"#$id\">$params{text}</a>";
}

sub preprocess_toggleable (@) {
	my %params=(id => "default", text => "", open => "no", @_);

	# Preprocess the text to expand any preprocessor directives
	# embedded inside it.
	$params{text}=IkiWiki::preprocess($params{page}, $params{destpage}, 
		IkiWiki::filter($params{page}, $params{destpage}, $params{text}));
	
	my $id=genid($params{page}, $params{id});
	my $class=(lc($params{open}) ne "yes") ? "toggleable" : "toggleable-open";

	# Should really be a postprocessor directive, oh well. Work around
	# markdown's dislike of markdown inside a <div> with various funky
	# whitespace.
	my ($indent)=$params{text}=~/( +)$/;
	$indent="" unless defined $indent;
	return "<div class=\"$class\" id=\"$id\"></div>\n\n$params{text}\n$indent<div class=\"toggleableend\"></div>";
}

sub format (@) {
        my %params=@_;

	if ($params{content}=~s!(<div class="toggleable(?:-open)?" id="[^"]+">\s*)</div>!$1!g) {
		$params{content}=~s/<div class="toggleableend">//g;
		if (! ($params{content}=~s!^(<body[^>]*>)!$1.include_javascript($params{page})!em)) {
			# no </body> tag, probably in preview mode
			$params{content}=include_javascript($params{page}, 1).$params{content};
		}
	}
	return $params{content};
}

sub include_javascript ($;$) {
	my $page=shift;
	my $absolute=shift;
	
	return '<script src="'.urlto("ikiwiki.js", $page, $absolute).
		'" type="text/javascript" charset="utf-8"></script>'."\n".
		'<script src="'.urlto("toggle.js", $page, $absolute).
		'" type="text/javascript" charset="utf-8"></script>';
}

1
ff/tags/88/24/E1LbkVs-000614-Sb@ries.debian.org?h=master'>E1LbkVs-000614-Sb@ries.debian.org</a>/<a href='/notmuch/diff/tags/88/24/E1LbkVs-000614-Sb@ries.debian.org/debian?h=master'>debian</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><div class='diffstat-header'><a href='/notmuch/diff/?h=master'>Diffstat</a> (limited to 'tags/88/24/E1LbkVs-000614-Sb@ries.debian.org/debian')</div><table summary='diffstat' class='diffstat'><tr><td class='mode'>-rw-r--r--</td><td class='add'><a href='/notmuch/diff/tags/88/24/E1LbkVs-000614-Sb@ries.debian.org/debian?h=master'>tags/88/24/E1LbkVs-000614-Sb@ries.debian.org/debian</a></td><td class='right'>0</td><td class='graph'><table summary='file diffstat' width='0%'><tr><td class='add' style='width: -nan%;'/><td class='rem' style='width: -nan%;'/><td class='none' style='width: -nan%;'/></tr></table></td></tr>
</table><div class='diffstat-summary'>1 files changed, 0 insertions, 0 deletions</div><table summary='diff' class='diff'><tr><td>='graph'><table summary='file diffstat' width='0%'><tr><td class='add' style='width: -nan%;'/><td class='rem' style='width: -nan%;'/><td class='none' style='width: -nan%;'/></tr></table></td></tr>
<tr><td class='mode'>-rw-r--r--</td><td class='add'><a href='/notmuch/diff/tags/63/49/mailman.13130.1680465170.557.pkg-javascript-devel@alioth-lists.debian.net/killed?h=master'>tags/63/49/mailman.13130.1680465170.557.pkg-javascript-devel@alioth-lists.debian.net/killed</a></td><td class='right'>0</td><td class='graph'><table summary='file diffstat' width='0%'><tr><td class='add' style='width: -nan%;'/><td class='rem' style='width: -nan%;'/><td class='none' style='width: -nan%;'/></tr></table></td></tr>
<tr><td class='mode'>-rw-r--r--</td><td class='add'><a href='/notmuch/diff/tags/63/49/mailman.13130.1680465170.557.pkg-javascript-devel@alioth-lists.debian.net/unread?h=master'>tags/63/49/mailman.13130.1680465170.557.pkg-javascript-devel@alioth-lists.debian.net/unread</a></td><td class='right'>0</td><td class='graph'><table summary='file diffstat' width='0%'><tr><td class='add' style='width: -nan%;'/><td class='rem' style='width: -nan%;'/><td class='none' style='width: -nan%;'/></tr></table></td></tr>
</table><div class='diffstat-summary'>3 files changed, 0 insertions, 0 deletions</div><table summary='diff' class='diff'><tr><td>