use strict;
use IkiWiki 2.00;
-# Here's the javascript that makes this possible. A key feature is the use
-# of css to hide toggleables, to avoid any flashing on page load. The css
-# is only emitted after the javascript tests that it's going to be able to
-# show the toggleables.
-our $javascript=<<'EOF';
-<script type="text/javascript">
-<!--
-if (document.getElementById && document.getElementsByTagName && document.createTextNode) {
- document.write('<style type="text/css">div.toggleable { display: none; }</style>');
- window.onload = inittoggle;
-}
-
-function inittoggle() {
- var as = getElementsByClass('toggle');
- for (var i = 0; i < as.length; i++) {
- var id = as[i].href.match(/#(\w.+)/)[1];
- if (document.getElementById(id).className == "toggleable")
- document.getElementById(id).style.display="none";
- as[i].onclick = function() {
- toggle(this);
- return false;
- }
- }
-}
-
-function toggle(s) {
- var id = s.href.match(/#(\w.+)/)[1];
- style = document.getElementById(id).style;
- if (style.display == "none")
- style.display = "block";
- else
- style.display = "none";
-}
-
-function getElementsByClass(cls, node, tag) {
- if (document.getElementsByClass)
- return document.getElementsByClass(cls, node, tag);
- if (! node) node = document;
- if (! tag) tag = '*';
- var ret = new Array();
- var pattern = new RegExp("(^|\\s)"+cls+"(\\s|$)");
- var els = node.getElementsByTagName(tag);
- for (i = 0; i < els.length; i++) {
- if ( pattern.test(els[i].className) ) {
- ret.push(els[i]);
- }
- }
- return ret;
-}
-
-//-->
-</script>
-EOF
-
sub import { #{{{
+ add_underlay("javascript");
hook(type => "getsetup", id => "toggle", call => \&getsetup);
hook(type => "preprocess", id => "toggle",
call => \&preprocess_toggle);
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>!<body>$javascript!m)) {
+ if (! ($params{content}=~s!^(<body>)!$1.include_javascript($params{page})!em)) {
# no </body> tag, probably in preview mode
- $params{content}=$javascript.$params{content};
+ $params{content}=include_javascript($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>';
+} #}}}
+
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