*/
/**
* prints needed HTML to include plugin CSS and JS files
*/
function plugin_printCSSJS(){
$plugins = plugin_list();
foreach ($plugins as $p){
$dir = "lib/plugins/$p/";
if(@file_exists(DOKU_INC.$dir.'style.css')){
print ' '."\n";
}
if(@file_exists(DOKU_INC.$dir.'screen.css')){
print ' '."\n";
}
if(@file_exists(DOKU_INC.$dir.'print.css')){
print ' '."\n";
}
if(@file_exists(DOKU_INC.$dir.'script.js')){
print ' '."\n";
}
}
}
/**
* Returns a list of available plugins of given type
*
* Returns all plugins if no type given
*
* @author Andreas Gohr
*/
function plugin_list($type=''){
$plugins = array();
if ($dh = opendir(DOKU_PLUGIN)) {
while (false !== ($file = readdir($dh))) {
if ($file == '.' || $file == '..') continue;
if (is_file(DOKU_PLUGIN.$file)) continue;
if ($type=='' || @file_exists(DOKU_PLUGIN.$file.'/'.$type.'.php')){
$plugins[] = $file;
}
}
closedir($dh);
}
return $plugins;
}
/**
* Loads the given plugin and creates an object of it
*
* @author Andreas Gohr
*
* @param $type string type of plugin to load
* @param $name string name of the plugin to load
* @return object the plugin object or null on failure
*/
function &plugin_load($type,$name){
//we keep all loaded plugins available in global scope for reuse
global $DOKU_PLUGINS;
//plugin already loaded?
if($DOKU_PLUGINS[$type][$name] != null){
return $DOKU_PLUGINS[$type][$name];
}
//try to load the wanted plugin file
if(!include_once(DOKU_PLUGIN.$name.'/'.$type.'.php')){
return null;
}
//construct class and instanciate
$class = $type.'_plugin_'.$name;
$DOKU_PLUGINS[$type][$name] = new $class;
return $DOKU_PLUGINS[$type][$name];
}