| | |
| | | +-----------------------------------------------------------------------+ |
| | | | program/include/rcube_plugin.php | |
| | | | | |
| | | | This file is part of the RoundCube Webmail client | |
| | | | Copyright (C) 2008-2009, RoundCube Dev. - Switzerland | |
| | | | Licensed under the GNU GPL | |
| | | | This file is part of the Roundcube Webmail client | |
| | | | Copyright (C) 2008-2009, The Roundcube Dev Team | |
| | | | | |
| | | | Licensed under the GNU General Public License version 3 or | |
| | | | any later version with exceptions for skins & plugins. | |
| | | | See the README file for a full license statement. | |
| | | | | |
| | | | PURPOSE: | |
| | | | Abstract plugins interface/class | |
| | |
| | | | Author: Thomas Bruederli <roundcube@gmail.com> | |
| | | +-----------------------------------------------------------------------+ |
| | | |
| | | $Id: $ |
| | | $Id$ |
| | | |
| | | */ |
| | | |
| | | /** |
| | | * Plugin interface class |
| | | * |
| | | * @package Core |
| | | * @package PluginAPI |
| | | */ |
| | | abstract class rcube_plugin |
| | | { |
| | | /** |
| | | * Class name of the plugin instance |
| | | * |
| | | * @var string |
| | | */ |
| | | public $ID; |
| | | |
| | | /** |
| | | * Instance of Plugin API |
| | | * |
| | | * @var rcube_plugin_api |
| | | */ |
| | | public $api; |
| | | |
| | | /** |
| | | * Regular expression defining task(s) to bind with |
| | | * |
| | | * @var string |
| | | */ |
| | | public $task; |
| | | |
| | | /** |
| | | * Disables plugin in AJAX requests |
| | | * |
| | | * @var boolean |
| | | */ |
| | | public $noajax = false; |
| | | |
| | | /** |
| | | * Disables plugin in framed mode |
| | | * |
| | | * @var boolean |
| | | */ |
| | | public $noframe = false; |
| | | |
| | | protected $home; |
| | | protected $urlbase; |
| | | private $mytask; |
| | | |
| | | |
| | | /** |
| | | * Default constructor. |
| | | * |
| | | * @param rcube_plugin_api $api Plugin API |
| | | */ |
| | | public function __construct($api) |
| | | { |
| | | $this->ID = get_class($this); |
| | | $this->api = $api; |
| | | $this->home = $api->dir . DIRECTORY_SEPARATOR . $this->ID; |
| | | $this->home = $api->dir . $this->ID; |
| | | $this->urlbase = $api->url . $this->ID . '/'; |
| | | } |
| | | |
| | |
| | | */ |
| | | abstract function init(); |
| | | |
| | | |
| | | /** |
| | | * Attempt to load the given plugin which is required for the current plugin |
| | | * |
| | | * @param string Plugin name |
| | | * @return boolean True on success, false on failure |
| | | */ |
| | | public function require_plugin($plugin_name) |
| | | { |
| | | return $this->api->load_plugin($plugin_name); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Load local config file from plugins directory. |
| | | * The loaded values are patched over the global configuration. |
| | | * |
| | | * @param string $fname Config file name relative to the plugin's folder |
| | | * @return boolean True on success, false on failure |
| | | */ |
| | | public function load_config($fname = 'config.inc.php') |
| | | { |
| | | $fpath = $this->home.'/'.$fname; |
| | | $rcmail = rcmail::get_instance(); |
| | | if (is_file($fpath) && !$rcmail->config->load_from_file($fpath)) { |
| | | raise_error(array('code' => 527, 'type' => 'php', |
| | | 'file' => __FILE__, 'line' => __LINE__, |
| | | 'message' => "Failed to load config from $fpath"), true, false); |
| | | return false; |
| | | } |
| | | |
| | | return true; |
| | | } |
| | | |
| | | /** |
| | | * Register a callback function for a specific (server-side) hook |
| | | * |
| | | * @param string Hook name |
| | | * @param mixed Callback function as string or array with object reference and method name |
| | | * @param string $hook Hook name |
| | | * @param mixed $callback Callback function as string or array with object reference and method name |
| | | */ |
| | | public function add_hook($hook, $callback) |
| | | { |
| | |
| | | /** |
| | | * Load localized texts from the plugins dir |
| | | * |
| | | * @param string Directory to search in |
| | | * @param mixed Make texts also available on the client (array with list or true for all) |
| | | * @param string $dir Directory to search in |
| | | * @param mixed $add2client Make texts also available on the client (array with list or true for all) |
| | | */ |
| | | public function add_texts($dir, $add2client = false) |
| | | { |
| | |
| | | $lang = $_SESSION['language']; |
| | | $locdir = slashify(realpath(slashify($this->home) . $dir)); |
| | | $texts = array(); |
| | | |
| | | |
| | | // use buffering to handle empty lines/spaces after closing PHP tag |
| | | ob_start(); |
| | | |
| | | foreach (array('en_US', $lang) as $lng) { |
| | | @include($locdir . $lng . '.inc'); |
| | | $texts = (array)$labels + (array)$messages + (array)$texts; |
| | | $fpath = $locdir . $lng . '.inc'; |
| | | if (is_file($fpath) && is_readable($fpath)) { |
| | | include($fpath); |
| | | $texts = (array)$labels + (array)$messages + (array)$texts; |
| | | } |
| | | } |
| | | |
| | | ob_end_clean(); |
| | | |
| | | // prepend domain to text keys and add to the application texts repository |
| | | if (!empty($texts)) { |
| | |
| | | /** |
| | | * Wrapper for rcmail::gettext() adding the plugin ID as domain |
| | | * |
| | | * @param string $p Message identifier |
| | | * @return string Localized text |
| | | * @see rcmail::gettext() |
| | | */ |
| | |
| | | /** |
| | | * Register this plugin to be responsible for a specific task |
| | | * |
| | | * @param string Task name (only characters [a-z0-9_.-] are allowed) |
| | | * @param string $task Task name (only characters [a-z0-9_.-] are allowed) |
| | | */ |
| | | public function register_task($task) |
| | | { |
| | | if ($task != asciiwords($task)) { |
| | | raise_error(array('code' => 526, 'type' => 'php', 'message' => "Invalid task name: $task. Only characters [a-z0-9_.-] are allowed"), true, false); |
| | | } |
| | | else if (in_array(rcmail::$main_tasks, $task)) { |
| | | raise_error(array('code' => 526, 'type' => 'php', 'message' => "Cannot register taks $task; already taken by another plugin or the application itself"), true, false); |
| | | } |
| | | else { |
| | | rcmail::$main_tasks[] = $task; |
| | | } |
| | | if ($this->api->register_task($task, $this->ID)) |
| | | $this->mytask = $task; |
| | | } |
| | | |
| | | /** |
| | |
| | | * |
| | | * The callback will be executed upon a request like /?_task=mail&_action=plugin.myaction |
| | | * |
| | | * @param string Action name (should be unique) |
| | | * @param mixed Callback function as string or array with object reference and method name |
| | | * @param string $action Action name (should be unique) |
| | | * @param mixed $callback Callback function as string or array with object reference and method name |
| | | */ |
| | | public function register_action($action, $callback) |
| | | { |
| | | $this->api->register_action($action, $this->ID, $callback); |
| | | $this->api->register_action($action, $this->ID, $callback, $this->mytask); |
| | | } |
| | | |
| | | /** |
| | |
| | | * When parsing a template for display, tags like <roundcube:object name="plugin.myobject" /> |
| | | * will be replaced by the return value if the registered callback function. |
| | | * |
| | | * @param string Object name (should be unique and start with 'plugin.') |
| | | * @param mixed Callback function as string or array with object reference and method name |
| | | * @param string $name Object name (should be unique and start with 'plugin.') |
| | | * @param mixed $callback Callback function as string or array with object reference and method name |
| | | */ |
| | | public function register_handler($name, $callback) |
| | | { |
| | |
| | | /** |
| | | * Make this javascipt file available on the client |
| | | * |
| | | * @param string File path; absolute or relative to the plugin directory |
| | | * @param string $fn File path; absolute or relative to the plugin directory |
| | | */ |
| | | public function include_script($fn) |
| | | { |
| | | $this->api->include_script($this->ressource_url($fn)); |
| | | $this->api->include_script($this->resource_url($fn)); |
| | | } |
| | | |
| | | /** |
| | | * Make this stylesheet available on the client |
| | | * |
| | | * @param string File path; absolute or relative to the plugin directory |
| | | * @param string $fn File path; absolute or relative to the plugin directory |
| | | */ |
| | | public function include_stylesheet($fn) |
| | | { |
| | | $this->api->include_stylesheet($this->ressource_url($fn)); |
| | | $this->api->include_stylesheet($this->resource_url($fn)); |
| | | } |
| | | |
| | | /** |
| | | * Append a button to a certain container |
| | | * |
| | | * @param array Hash array with named parameters (as used in skin templates) |
| | | * @param string Container name where the buttons should be added to |
| | | * @param array $p Hash array with named parameters (as used in skin templates) |
| | | * @param string $container Container name where the buttons should be added to |
| | | * @see rcube_remplate::button() |
| | | */ |
| | | public function add_button($p, $container) |
| | |
| | | // fix relative paths |
| | | foreach (array('imagepas', 'imageact', 'imagesel') as $key) |
| | | if ($p[$key]) |
| | | $p[$key] = $this->api->url . $this->ressource_url($p[$key]); |
| | | $p[$key] = $this->api->url . $this->resource_url($p[$key]); |
| | | |
| | | $this->api->add_content($this->api->output->button($p), $container); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Generate an absolute URL to the given resource within the current |
| | | * plugin directory |
| | | * |
| | | * @param string $fn The file name |
| | | * @return string Absolute URL to the given resource |
| | | */ |
| | | public function url($fn) |
| | | { |
| | | return $this->api->url . $this->resource_url($fn); |
| | | } |
| | | |
| | | /** |
| | | * Make the given file name link into the plugin directory |
| | | * |
| | | * @param string $fn Filename |
| | | */ |
| | | private function ressource_url($fn) |
| | | private function resource_url($fn) |
| | | { |
| | | if ($fn[0] != '/' && !eregi('^https?://', $fn)) |
| | | if ($fn[0] != '/' && !preg_match('|^https?://|i', $fn)) |
| | | return $this->ID . '/' . $fn; |
| | | else |
| | | return $fn; |
| | | } |
| | | |
| | | /** |
| | | * Provide path to the currently selected skin folder within the plugin directory |
| | | * with a fallback to the default skin folder. |
| | | * |
| | | * @return string Skin path relative to plugins directory |
| | | */ |
| | | public function local_skin_path() |
| | | { |
| | | $skin_path = 'skins/'.$this->api->config->get('skin'); |
| | | if (!is_dir(realpath(slashify($this->home) . $skin_path))) |
| | | $skin_path = 'skins/default'; |
| | | return $skin_path; |
| | | } |
| | | |
| | | /** |
| | | * Callback function for array_map |
| | | * |
| | | * @param string $key Array key. |
| | | * @return string |
| | | */ |
| | | private function label_map_callback($key) |
| | | { |