diff options
Diffstat (limited to 'IkiWiki/Plugin/toggle.pm')
| -rw-r--r-- | IkiWiki/Plugin/toggle.pm | 95 |
1 files changed, 26 insertions, 69 deletions
diff --git a/IkiWiki/Plugin/toggle.pm b/IkiWiki/Plugin/toggle.pm index 610d38e3a..aae8cdf84 100644 --- a/IkiWiki/Plugin/toggle.pm +++ b/IkiWiki/Plugin/toggle.pm @@ -3,80 +3,27 @@ package IkiWiki::Plugin::toggle; use warnings; use strict; -use IkiWiki 2.00; +use IkiWiki 3.00; -# 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 { #{{{ +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 () { #{{{ +sub getsetup () { return plugin => { safe => 1, rebuild => undef, }, -} #}}} +} -sub genid ($$) { #{{{ +sub genid ($$) { my $page=shift; my $id=shift; @@ -88,16 +35,16 @@ sub genid ($$) { #{{{ $id="id$id"; } return $id; -} #}}} +} -sub preprocess_toggle (@) { #{{{ +sub preprocess_toggle (@) { my %params=(id => "default", text => "more", @_); my $id=genid($params{page}, $params{id}); return "<a class=\"toggle\" href=\"#$id\">$params{text}</a>"; -} # }}} +} -sub preprocess_toggleable (@) { #{{{ +sub preprocess_toggleable (@) { my %params=(id => "default", text => "", open => "no", @_); # Preprocess the text to expand any preprocessor directives @@ -114,19 +61,29 @@ sub preprocess_toggleable (@) { #{{{ my ($indent)=$params{text}=~/( +)$/; $indent="" unless defined $indent; return "<div class=\"$class\" id=\"$id\"></div>\n\n$params{text}\n$indent<div class=\"toggleableend\"></div>"; -} # }}} +} -sub format (@) { #{{{ +sub format (@) { my %params=@_; if ($params{content}=~s!(<div class="toggleable(?:-open)?" id="[^"]+">\s*)</div>!$1!g) { $params{content}=~s/<div class="toggleableend">//g; - if (! ($params{content}=~s!^<body>!<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>'; +} 1 |