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197 lines
5.6 KiB
PHTML
197 lines
5.6 KiB
PHTML
16 years ago
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<?php
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/*
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+-----------------------------------------------------------------------+
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| program/include/rcube_plugin.php |
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| This file is part of the RoundCube Webmail client |
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| Copyright (C) 2008-2009, RoundCube Dev. - Switzerland |
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| Licensed under the GNU GPL |
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| PURPOSE: |
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| Abstract plugins interface/class |
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| All plugins need to extend this class |
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+-----------------------------------------------------------------------+
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| Author: Thomas Bruederli <roundcube@gmail.com> |
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+-----------------------------------------------------------------------+
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$Id: $
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*/
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/**
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* Plugin interface class
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*
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* @package Core
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*/
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abstract class rcube_plugin
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{
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public $ID;
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public $api;
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public $task;
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protected $home;
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protected $urlbase;
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/**
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* Default constructor.
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*/
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public function __construct($api)
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{
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$this->ID = get_class($this);
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$this->api = $api;
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$this->home = $api->dir . DIRECTORY_SEPARATOR . $this->ID;
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$this->urlbase = $api->url . $this->ID . '/';
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}
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/**
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* Initialization method, needs to be implemented by the plugin itself
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*/
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abstract function init();
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/**
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* Register a callback function for a specific (server-side) hook
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*
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* @param string Hook name
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* @param mixed Callback function as string or array with object reference and method name
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*/
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public function add_hook($hook, $callback)
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{
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$this->api->register_hook($hook, $callback);
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}
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/**
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* Load localized texts from the plugins dir
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*
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* @param string Directory to search in
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* @param mixed Make texts also available on the client (array with list or true for all)
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*/
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public function add_texts($dir, $add2client = false)
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{
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$domain = $this->ID;
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$lang = $_SESSION['language'];
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$locdir = slashify(realpath(slashify($this->home) . $dir));
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$texts = array();
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foreach (array('en_US', $lang) as $lng) {
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@include($locdir . $lng . '.inc');
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$texts = (array)$labels + (array)$messages + (array)$texts;
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}
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// prepend domain to text keys and add to the application texts repository
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if (!empty($texts)) {
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$add = array();
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foreach ($texts as $key => $value)
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$add[$domain.'.'.$key] = $value;
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$rcmail = rcmail::get_instance();
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$rcmail->load_language($lang, $add);
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// add labels to client
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if ($add2client) {
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$js_labels = is_array($add2client) ? array_map(array($this, 'label_map_callback'), $add2client) : array_keys($add);
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$rcmail->output->add_label($js_labels);
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}
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}
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}
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/**
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* Wrapper for rcmail::gettext() adding the plugin ID as domain
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*
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* @return string Localized text
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* @see rcmail::gettext()
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*/
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function gettext($p)
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{
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return rcmail::get_instance()->gettext($p, $this->ID);
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}
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/**
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* Register a handler for a specific client-request action
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*
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* The callback will be executed upon a request like /?_task=mail&_action=plugin.myaction
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*
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* @param string Action name (should be unique)
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* @param mixed Callback function as string or array with object reference and method name
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*/
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public function register_action($action, $callback)
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{
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$this->api->register_action($action, $this->ID, $callback);
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}
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/**
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* Register a handler function for a template object
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*
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* When parsing a template for display, tags like <roundcube:object name="plugin.myobject" />
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* will be replaced by the return value if the registered callback function.
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*
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* @param string Object name (should be unique and start with 'plugin.')
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* @param mixed Callback function as string or array with object reference and method name
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*/
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public function register_handler($name, $callback)
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{
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$this->api->register_handler($name, $this->ID, $callback);
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}
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/**
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* Make this javascipt file available on the client
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*
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* @param string File path; absolute or relative to the plugin directory
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*/
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public function include_script($fn)
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{
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$this->api->include_script($this->ressource_url($fn));
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}
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/**
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* Make this stylesheet available on the client
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*
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* @param string File path; absolute or relative to the plugin directory
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*/
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public function include_stylesheet($fn)
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{
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$this->api->include_stylesheet($this->ressource_url($fn));
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}
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/**
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* Append a button to a certain container
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*
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* @param array Hash array with named parameters (as used in skin templates)
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* @param string Container name where the buttons should be added to
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* @see rcube_remplate::button()
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*/
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public function add_button($p, $container)
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{
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if ($this->api->output->type == 'html') {
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// fix relative paths
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foreach (array('imagepas', 'imageact', 'imagesel') as $key)
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if ($p[$key])
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$p[$key] = $this->api->url . $this->ressource_url($p[$key]);
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$this->api->add_content($this->api->output->button($p), $container);
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}
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}
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/**
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* Make the given file name link into the plugin directory
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*/
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private function ressource_url($fn)
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{
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if ($fn[0] != '/' && !eregi('^https?://', $fn))
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return $this->ID . '/' . $fn;
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else
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return $fn;
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}
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/**
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* Callback function for array_map
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*/
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private function label_map_callback($key)
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{
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return $this->ID.'.'.$key;
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}
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}
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