/**
* Loads all available plugins from the specified folder.
* @param string $folder Name of the folder to load plugins from. This is a sub-folder of the 'sloodle/plugin' folder. It will only load files which are directly contained inside it.
* @return bool True if successful, or false if it fails. (It will only report failure if the folder does not exist, or there is an error accessing it.)
*/
function load_plugins($folder)
{
if (empty($folder)) {
return false;
}
// Get a list of all the files in the specified folder
$pluginFolder = SLOODLE_DIRROOT . '/plugin/' . $folder;
$files = sloodle_get_files($pluginFolder, true);
if (!$files) {
return false;
}
if (count($files) == 0) {
return true;
}
// Start by including the relevant base class files, if they are available
@(include_once SLOODLE_DIRROOT . '/plugin/_base.php');
@(include_once $pluginFolder . '/_base.php');
// Go through each filename
foreach ($files as $file) {
// Include the specified file
include_once $pluginFolder . '/' . $file;
}
// Build a complete list of plugin class names
$this->plugin_class_names = array();
$allclasses = get_declared_classes();
foreach ($allclasses as $c) {
// Attempt to get the plugin ID.
// If this operation fails, then the class is not a SLOODLE plugin.
$pluginid = @call_user_func(array($c, 'sloodle_get_plugin_id'));
if (empty($pluginid)) {
continue;
}
// Attempt to get the plugin category
$plugincat = @call_user_func(array($c, 'get_category'));
if (empty($plugincat)) {
$plugincat = '';
}
// Store the class name
$this->plugin_class_names[strtolower($plugincat)][strtolower($pluginid)] = $c;
}
return true;
}
/**
* This file brings all of the Sloodle module classes together.
* It also provides functionality to create and load different module types.
*
* @package sloodle
* @copyright Copyright (c) 2008 Sloodle (various contributors)
* @license http://www.gnu.org/licenses/gpl-3.0.html GNU GPL v3
*
* @contributor Peter R. Bloomfield
*/
/** Base module. */
require_once SLOODLE_LIBROOT . '/modules/module_base.php';
require_once SLOODLE_LIBROOT . '/general.php';
// Now we will go through every file in the "lib/modules" folder which starts "module_", and include it.
$MODULESPATH = SLOODLE_LIBROOT . '/modules';
$modulefiles = sloodle_get_files($MODULESPATH, true);
// Go through each file
if (is_array($modulefiles)) {
foreach ($modulefiles as $mf) {
// Does this filename start with "module_" and end with ".php"?
if (strcasecmp(substr($mf, 0, 7), 'module_') == 0 && strcasecmp(substr($mf, -4), '.php') == 0) {
// Yes - include it
include_once $MODULESPATH . '/' . $mf;
}
}
}
// We will store an associative array of module types to module class names
// e.g. { 'chat'=>'SloodleModuleChat', 'distributor'=>'SloodleModuleDistributor', ...}
global $SLOODLE_MODULE_CLASS;
$SLOODLE_MODULE_CLASS = array();
// Go through each declared class