#!/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}, $params{id}); return "$params{text}"; } 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}, $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

with various funky # whitespace. my ($indent)=$params{text}=~/( +)$/; $indent="" unless defined $indent; return "

\n\n$params{text}\n$indent

"; } sub format (@) { my %params=@_; if ($params{content}=~s!(

\s*)

!$1!g) { $params{content}=~s/

//g; if (! ($params{content}=~s!^(]*>)!$1.include_javascript($params{page})!em)) { # no tag, probably in preview mode $params{content}=include_javascript(undef).$params{content}; } } return $params{content}; } sub include_javascript ($) { my $from=shift; return ''."\n". ''; } 1