X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/cf35ee04cddd7b9b39636499dd24b689443c0e97..473160c947f7c986ac692814190422ad85242346:/IkiWiki/Plugin/toggle.pm?ds=sidebyside
diff --git a/IkiWiki/Plugin/toggle.pm b/IkiWiki/Plugin/toggle.pm
index 3f9c48672..657d8d3c2 100644
--- a/IkiWiki/Plugin/toggle.pm
+++ b/IkiWiki/Plugin/toggle.pm
@@ -5,56 +5,9 @@ use warnings;
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.
-my $javascript=<<'EOF';
-<script type="text/javascript">
-<!--
-if (document.getElementById && document.getElementsByTagName && document.createTextNode) {
- document.write('<style type="text/css">div.toggleable { display: none; }</style>');
- window.onload = inittoggle;
-}
-
-function inittoggle() {
- var as = getElementsByClass('toggle');
- for (var i = 0; i < as.length; i++) {
- var id = as[i].href.match(/#(\w.+)/)[1];
- document.getElementById(id).style.display="none";
- as[i].onclick = function() {
- toggle(this);
- return false;
- }
- }
-}
-
-function toggle(s) {
- var id = s.href.match(/#(\w.+)/)[1];
- style = document.getElementById(id).style;
- if (style.display == "none")
- style.display = "block";
- else
- style.display = "none";
-}
-
-function getElementsByClass(class) {
- var ret = new Array();
- var pattern = new RegExp("(^|\\s)"+class+"(\\s|$)");
- var els = document.getElementsByTagName('*');
- for (i = 0, j = 0; i < els.length; i++) {
- if ( pattern.test(els[i].className) ) {
- ret[j] = els[i];
- j++;
- }
- }
- return ret;
-}
-//-->
-</script>
-EOF
-
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",
@@ -62,6 +15,14 @@ sub import { #{{{
hook(type => "format", id => "toggle", call => \&format);
} # }}}
+sub getsetup () { #{{{
+ return
+ plugin => {
+ safe => 1,
+ rebuild => undef,
+ },
+} #}}}
+
sub genid ($$) { #{{{
my $page=shift;
my $id=shift;
@@ -84,7 +45,7 @@ sub preprocess_toggle (@) { #{{{
} # }}}
sub preprocess_toggleable (@) { #{{{
- my %params=(id => "default", text => "", @_);
+ my %params=(id => "default", text => "", open => "no", @_);
# Preprocess the text to expand any preprocessor directives
# embedded inside it.
@@ -92,23 +53,37 @@ sub preprocess_toggleable (@) { #{{{
IkiWiki::filter($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 $indent;
- return "<div class=\"toggleable\" id=\"$id\"></div>\n\n$params{text}\n$indent<div class=\"toggleableend\"></div>";
+ 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" id="[^"]+">)</div>!$1!g) {
+ if ($params{content}=~s!(<div class="toggleable(?:-open)?" id="[^"]+">\s*)</div>!$1!g) {
$params{content}=~s/<div class="toggleableend">//g;
- $params{content}=~s!^<\/body>!$javascript</body>!m;
+ 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>';
+} #}}}
+
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