X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/cf35ee04cddd7b9b39636499dd24b689443c0e97..41eca80e253ff6c0666a88a3f23e81c180a31f9e:/IkiWiki/Plugin/toggle.pm?ds=inline diff --git a/IkiWiki/Plugin/toggle.pm b/IkiWiki/Plugin/toggle.pm index 3f9c48672..aae8cdf84 100644 --- a/IkiWiki/Plugin/toggle.pm +++ b/IkiWiki/Plugin/toggle.pm @@ -3,66 +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. -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 { #{{{ +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, + }, +} -sub genid ($$) { #{{{ +sub genid ($$) { my $page=shift; my $id=shift; @@ -74,17 +35,17 @@ 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\">$params{text}</a>"; -} # }}} +} -sub preprocess_toggleable (@) { #{{{ - my %params=(id => "default", text => "", @_); +sub preprocess_toggleable (@) { + my %params=(id => "default", text => "", open => "no", @_); # Preprocess the text to expand any preprocessor directives # embedded inside it. @@ -92,23 +53,37 @@ sub preprocess_toggleable (@) { #{{{ IkiWiki::filter($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 (@) { #{{{ +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>'; +} 1