public static function get_add_lock_form($plugin, array $lockplugin = null) {
        global $CFG; // Needed for includes.
        $plugins = core_component::get_plugin_list('cachelock');
        if (!array_key_exists($plugin, $plugins)) {
            throw new coding_exception('Invalid cache lock plugin requested when trying to create a form.');
        }
        $plugindir = $plugins[$plugin];
        $class = 'cache_lock_form';
        if (file_exists($plugindir.'/addinstanceform.php') && in_array('cache_is_configurable', class_implements($class))) {
            require_once($plugindir.'/addinstanceform.php');
            if (class_exists('cachelock_'.$plugin.'_addinstance_form')) {
                $class = 'cachelock_'.$plugin.'_addinstance_form';
                if (!array_key_exists('cache_lock_form', class_parents($class))) {
                    throw new coding_exception('Cache lock plugin add instance forms must extend cache_lock_form');
                }
            }
        }
        return new $class(null, array('lock' => $plugin));
    }
public static function get_add_lock_form($plugin, array $lockplugin = null) {
        global $CFG; // Needed for includes.
        $plugins = core_component::get_plugin_list('cachelock');
        if (!array_key_exists($plugin, $plugins)) {
            throw new coding_exception('Invalid cache lock plugin requested when trying to create a form.');
        }
        $plugindir = $plugins[$plugin];
        $class = 'cache_lock_form';
        if (file_exists($plugindir.'/addinstanceform.php') && in_array('cache_is_configurable', class_implements($class))) {
            require_once($plugindir.'/addinstanceform.php');
            if (class_exists('cachelock_'.$plugin.'_addinstance_form')) {
                $class = 'cachelock_'.$plugin.'_addinstance_form';
                if (!array_key_exists('cache_lock_form', class_parents($class))) {
                    throw new coding_exception('Cache lock plugin add instance forms must extend cache_lock_form');
                }
            }
        }
        return new $class(null, array('lock' => $plugin));
    }
public static function get_add_lock_form ( $ plugin , array $ lockplugin = null ) { global $ CFG ; // Needed for includes. $ plugins = core_component :: get_plugin_list ( 'cachelock' ) ; if ( ! array_key_exists ( $ plugin , $ plugins ) ) { throw new coding_exception ( 'Invalid cache lock plugin requested when trying to create a form.' ) ; } $ plugindir = $ plugins [ $ plugin ] ; $ class = 'cache_lock_form' ; if ( file_exists ( $ plugindir . '/addinstanceform.php' ) && in_array ( 'cache_is_configurable' , class_implements ( $ class ) ) ) { require_once ( $ plugindir . '/addinstanceform.php' ) ; if ( class_exists ( 'cachelock_' . $ plugin . '_addinstance_form' ) ) { $ class = 'cachelock_' . $ plugin . '_addinstance_form' ; if ( ! array_key_exists ( 'cache_lock_form' , class_parents ( $ class ) ) ) { throw new coding_exception ( 'Cache lock plugin add instance forms must extend cache_lock_form' ) ; } } } return new $ class ( null , array ( 'lock' => $ plugin ) ) ; }
Gets the form to use when adding a lock instance.

@param string $plugin
@param array $lockplugin
@return cache_lock_form
@throws coding_exception
Gets the form to use when adding a lock instance .