mirror of
https://github.com/VladPolskiy/dokuwiki.git
synced 2025-08-12 23:52:55 +00:00
99 lines
3.1 KiB
PHP
99 lines
3.1 KiB
PHP
<?php
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/**
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* Utilities for handling plugins
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*
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* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
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* @author Andreas Gohr <andi@splitbrain.org>
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*/
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/**
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* prints needed HTML to include plugin CSS and JS files
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*/
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function plugin_printCSSJS(){
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$plugins = plugin_list();
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foreach ($plugins as $p){
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$dir = "lib/plugins/$p/";
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if(@file_exists(DOKU_INC.$dir.'style.css')){
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print ' <link rel="stylesheet" type="text/css" href="'.DOKU_BASE.$dir.'style.css" />'."\n";
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}
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if(@file_exists(DOKU_INC.$dir.'screen.css')){
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print ' <link rel="stylesheet" media="screen" type="text/css" href="'.DOKU_BASE.$dir.'screen.css" />'."\n";
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}
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if(@file_exists(DOKU_INC.$dir.'print.css')){
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print ' <link rel="stylesheet" media="print" type="text/css" href="'.DOKU_BASE.$dir.'print.css" />'."\n";
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}
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if(@file_exists(DOKU_INC.$dir.'script.js')){
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print ' <script type="text/javascript" language="javascript" charset="utf-8" src="'.DOKU_BASE.$dir.'script.js"></script>'."\n";
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}
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}
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}
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/**
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* Returns a list of available plugins of given type
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*
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* Returns all plugins if no type given
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*
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* @author Andreas Gohr <andi@splitbrain.org>
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*/
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function plugin_list($type=''){
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$plugins = array();
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if ($dh = opendir(DOKU_PLUGIN)) {
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while (false !== ($plugin = readdir($dh))) {
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if ($plugin == '.' || $plugin == '..') continue;
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if (is_file(DOKU_PLUGIN.$plugin)) continue;
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if ($type=='' || @file_exists(DOKU_PLUGIN."$plugin/$type.php")){
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$plugins[] = $plugin;
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} else {
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if ($dp = @opendir(DOKU_PLUGIN."$plugin/$type/")) {
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while (false !== ($component = readdir($dp))) {
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if ($component == '.' || $component == '..' || strtolower(substr($component, -4)) != ".php") continue;
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if (is_file(DOKU_PLUGIN."$plugin/$type/$component")) {
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$plugins[] = $plugin.'_'.substr($component, 0, -4);
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}
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}
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closedir($dp);
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}
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}
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}
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closedir($dh);
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}
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return $plugins;
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}
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/**
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* Loads the given plugin and creates an object of it
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*
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* @author Andreas Gohr <andi@splitbrain.org>
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*
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* @param $type string type of plugin to load
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* @param $name string name of the plugin to load
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* @return object the plugin object or null on failure
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*/
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function &plugin_load($type,$name){
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//we keep all loaded plugins available in global scope for reuse
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global $DOKU_PLUGINS;
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//plugin already loaded?
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if($DOKU_PLUGINS[$type][$name] != null){
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return $DOKU_PLUGINS[$type][$name];
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}
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//try to load the wanted plugin file
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if(!@include_once(DOKU_PLUGIN."$name/$type.php")){
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list($plugin, $component) = preg_split("/_/",$name, 2);
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if (!$component || !@include_once(DOKU_PLUGIN."$plugin/$type/$component.php")) {
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return null;
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}
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}
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global $plugin_investigate_pluginorder;
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if (!isset($plugin_investigate_pluginorder)) $plugin_investigate_pluginorder = array();
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$plugin_investigate_pluginorder[] = $name;
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//construct class and instanciate
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$class = $type.'_plugin_'.$name;
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$DOKU_PLUGINS[$type][$name] = new $class;
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return $DOKU_PLUGINS[$type][$name];
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}
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