| | |
| | | |
| | | /* |
| | | +-----------------------------------------------------------------------+ |
| | | | program/include/rcube_plugin.php | |
| | | | | |
| | | | This file is part of the Roundcube Webmail client | |
| | | | Copyright (C) 2008-2009, The Roundcube Dev Team | |
| | | | Copyright (C) 2008-2014, The Roundcube Dev Team | |
| | | | | |
| | | | Licensed under the GNU General Public License version 3 or | |
| | | | any later version with exceptions for skins & plugins. | |
| | |
| | | */ |
| | | abstract class rcube_plugin |
| | | { |
| | | /** |
| | | * Class name of the plugin instance |
| | | * |
| | | * @var string |
| | | */ |
| | | public $ID; |
| | | /** |
| | | * Class name of the plugin instance |
| | | * |
| | | * @var string |
| | | */ |
| | | public $ID; |
| | | |
| | | /** |
| | | * Instance of Plugin API |
| | | * |
| | | * @var rcube_plugin_api |
| | | */ |
| | | public $api; |
| | | /** |
| | | * Instance of Plugin API |
| | | * |
| | | * @var rcube_plugin_api |
| | | */ |
| | | public $api; |
| | | |
| | | /** |
| | | * Regular expression defining task(s) to bind with |
| | | * |
| | | * @var string |
| | | */ |
| | | public $task; |
| | | /** |
| | | * 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 AJAX requests |
| | | * |
| | | * @var boolean |
| | | */ |
| | | public $noajax = false; |
| | | |
| | | /** |
| | | * Disables plugin in framed mode |
| | | * |
| | | * @var boolean |
| | | */ |
| | | public $noframe = false; |
| | | /** |
| | | * Disables plugin in framed mode |
| | | * |
| | | * @var boolean |
| | | */ |
| | | public $noframe = false; |
| | | |
| | | protected $home; |
| | | protected $urlbase; |
| | | private $mytask; |
| | | /** |
| | | * A list of config option names that can be modified |
| | | * by the user via user interface (with save-prefs command) |
| | | * |
| | | * @var array |
| | | */ |
| | | public $allowed_prefs; |
| | | |
| | | protected $home; |
| | | protected $urlbase; |
| | | private $mytask; |
| | | private $loaded_config = array(); |
| | | |
| | | |
| | | /** |
| | | * 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 . $this->ID; |
| | | $this->urlbase = $api->url . $this->ID . '/'; |
| | | } |
| | | |
| | | /** |
| | | * Initialization method, needs to be implemented by the plugin itself |
| | | */ |
| | | abstract function init(); |
| | | |
| | | |
| | | /** |
| | | * Attempt to load the given plugin which is required for the current plugin |
| | | * |
| | | * @param string Plugin name |
| | | * @return boolean True on success, false on failure |
| | | */ |
| | | public function require_plugin($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; |
| | | $rcube = rcube::get_instance(); |
| | | if (is_file($fpath) && !$rcube->config->load_from_file($fpath)) { |
| | | rcube::raise_error(array( |
| | | 'code' => 527, 'type' => 'php', |
| | | 'file' => __FILE__, 'line' => __LINE__, |
| | | 'message' => "Failed to load config from $fpath"), true, false); |
| | | return false; |
| | | /** |
| | | * 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 . $this->ID; |
| | | $this->urlbase = $api->url . $this->ID . '/'; |
| | | } |
| | | |
| | | return true; |
| | | } |
| | | /** |
| | | * Initialization method, needs to be implemented by the plugin itself |
| | | */ |
| | | abstract function init(); |
| | | |
| | | /** |
| | | * Register a callback function for a specific (server-side) hook |
| | | * |
| | | * @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) |
| | | { |
| | | $this->api->register_hook($hook, $callback); |
| | | } |
| | | /** |
| | | * Provide information about this |
| | | * |
| | | * @return array Meta information about a plugin or false if not implemented: |
| | | * As hash array with the following keys: |
| | | * name: The plugin name |
| | | * vendor: Name of the plugin developer |
| | | * version: Plugin version name |
| | | * license: License name (short form according to http://spdx.org/licenses/) |
| | | * uri: The URL to the plugin homepage or source repository |
| | | * src_uri: Direct download URL to the source code of this plugin |
| | | * require: List of plugins required for this one (as array of plugin names) |
| | | */ |
| | | public static function info() |
| | | { |
| | | return false; |
| | | } |
| | | |
| | | /** |
| | | * Unregister a callback function for a specific (server-side) hook. |
| | | * |
| | | * @param string $hook Hook name |
| | | * @param mixed $callback Callback function as string or array with object reference and method name |
| | | */ |
| | | public function remove_hook($hook, $callback) |
| | | { |
| | | $this->api->unregister_hook($hook, $callback); |
| | | } |
| | | /** |
| | | * Attempt to load the given plugin which is required for the current plugin |
| | | * |
| | | * @param string Plugin name |
| | | * @return boolean True on success, false on failure |
| | | */ |
| | | public function require_plugin($plugin_name) |
| | | { |
| | | return $this->api->load_plugin($plugin_name, true); |
| | | } |
| | | |
| | | /** |
| | | * Load localized texts from the plugins dir |
| | | * |
| | | * @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) |
| | | { |
| | | $domain = $this->ID; |
| | | $lang = $_SESSION['language']; |
| | | $langs = array_unique(array('en_US', $lang)); |
| | | $locdir = slashify(realpath(slashify($this->home) . $dir)); |
| | | $texts = array(); |
| | | /** |
| | | * Attempt to load the given plugin which is optional for the current plugin |
| | | * |
| | | * @param string Plugin name |
| | | * @return boolean True on success, false on failure |
| | | */ |
| | | public function include_plugin($plugin_name) |
| | | { |
| | | return $this->api->load_plugin($plugin_name, true, false); |
| | | } |
| | | |
| | | // Language aliases used to find localization in similar lang, see below |
| | | $aliases = array( |
| | | 'de_CH' => 'de_DE', |
| | | 'es_AR' => 'es_ES', |
| | | 'fa_AF' => 'fa_IR', |
| | | 'nl_BE' => 'nl_NL', |
| | | 'pt_BR' => 'pt_PT', |
| | | 'zh_CN' => 'zh_TW', |
| | | ); |
| | | |
| | | // use buffering to handle empty lines/spaces after closing PHP tag |
| | | ob_start(); |
| | | |
| | | foreach ($langs as $lng) { |
| | | $fpath = $locdir . $lng . '.inc'; |
| | | if (is_file($fpath) && is_readable($fpath)) { |
| | | include $fpath; |
| | | $texts = (array)$labels + (array)$messages + (array)$texts; |
| | | } |
| | | else if ($lng != 'en_US') { |
| | | // Find localization in similar language (#1488401) |
| | | $alias = null; |
| | | if (!empty($aliases[$lng])) { |
| | | $alias = $aliases[$lng]; |
| | | } |
| | | else if ($key = array_search($lng, $aliases)) { |
| | | $alias = $key; |
| | | /** |
| | | * 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') |
| | | { |
| | | if (in_array($fname, $this->loaded_config)) { |
| | | return true; |
| | | } |
| | | |
| | | if (!empty($alias)) { |
| | | $fpath = $locdir . $alias . '.inc'; |
| | | if (is_file($fpath) && is_readable($fpath)) { |
| | | include $fpath; |
| | | $texts = (array)$labels + (array)$messages + (array)$texts; |
| | | } |
| | | $this->loaded_config[] = $fname; |
| | | |
| | | $fpath = $this->home.'/'.$fname; |
| | | $rcube = rcube::get_instance(); |
| | | |
| | | if (($is_local = is_file($fpath)) && !$rcube->config->load_from_file($fpath)) { |
| | | rcube::raise_error(array( |
| | | 'code' => 527, 'type' => 'php', |
| | | 'file' => __FILE__, 'line' => __LINE__, |
| | | 'message' => "Failed to load config from $fpath"), true, false); |
| | | return false; |
| | | } |
| | | } |
| | | else if (!$is_local) { |
| | | // Search plugin_name.inc.php file in any configured path |
| | | return $rcube->config->load_from_file($this->ID . '.inc.php'); |
| | | } |
| | | |
| | | return true; |
| | | } |
| | | |
| | | ob_end_clean(); |
| | | |
| | | // prepend domain to text keys and add to the application texts repository |
| | | if (!empty($texts)) { |
| | | $add = array(); |
| | | foreach ($texts as $key => $value) |
| | | $add[$domain.'.'.$key] = $value; |
| | | |
| | | $rcmail = rcube::get_instance(); |
| | | $rcmail->load_language($lang, $add); |
| | | |
| | | // add labels to client |
| | | if ($add2client) { |
| | | $js_labels = is_array($add2client) ? array_map(array($this, 'label_map_callback'), $add2client) : array_keys($add); |
| | | $rcmail->output->add_label($js_labels); |
| | | } |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Wrapper for rcmail::gettext() adding the plugin ID as domain |
| | | * |
| | | * @param string $p Message identifier |
| | | * @return string Localized text |
| | | * @see rcmail::gettext() |
| | | */ |
| | | public function gettext($p) |
| | | { |
| | | return rcube::get_instance()->gettext($p, $this->ID); |
| | | } |
| | | |
| | | /** |
| | | * Register this plugin to be responsible for a specific task |
| | | * |
| | | * @param string $task Task name (only characters [a-z0-9_.-] are allowed) |
| | | */ |
| | | public function register_task($task) |
| | | { |
| | | if ($this->api->register_task($task, $this->ID)) |
| | | $this->mytask = $task; |
| | | } |
| | | |
| | | /** |
| | | * Register a handler for a specific client-request action |
| | | * |
| | | * The callback will be executed upon a request like /?_task=mail&_action=plugin.myaction |
| | | * |
| | | * @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->mytask); |
| | | } |
| | | |
| | | /** |
| | | * Register a handler function for a template object |
| | | * |
| | | * 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 $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) |
| | | { |
| | | $this->api->register_handler($name, $this->ID, $callback); |
| | | } |
| | | |
| | | /** |
| | | * Make this javascipt file available on the client |
| | | * |
| | | * @param string $fn File path; absolute or relative to the plugin directory |
| | | */ |
| | | public function include_script($fn) |
| | | { |
| | | $this->api->include_script($this->resource_url($fn)); |
| | | } |
| | | |
| | | /** |
| | | * Make this stylesheet available on the client |
| | | * |
| | | * @param string $fn File path; absolute or relative to the plugin directory |
| | | */ |
| | | public function include_stylesheet($fn) |
| | | { |
| | | $this->api->include_stylesheet($this->resource_url($fn)); |
| | | } |
| | | |
| | | /** |
| | | * Append a button to a certain container |
| | | * |
| | | * @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, $container) |
| | | { |
| | | if ($this->api->output->type == 'html') { |
| | | // fix relative paths |
| | | foreach (array('imagepas', 'imageact', 'imagesel') as $key) |
| | | if ($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 $fn Filename |
| | | */ |
| | | private function resource_url($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() |
| | | { |
| | | $rcmail = rcube::get_instance(); |
| | | foreach (array($rcmail->config->get('skin'), 'larry') as $skin) { |
| | | $skin_path = 'skins/' . $skin; |
| | | if (is_dir(realpath(slashify($this->home) . $skin_path))) |
| | | break; |
| | | /** |
| | | * Register a callback function for a specific (server-side) hook |
| | | * |
| | | * @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) |
| | | { |
| | | $this->api->register_hook($hook, $callback); |
| | | } |
| | | |
| | | return $skin_path; |
| | | } |
| | | /** |
| | | * Unregister a callback function for a specific (server-side) hook. |
| | | * |
| | | * @param string $hook Hook name |
| | | * @param mixed $callback Callback function as string or array |
| | | * with object reference and method name |
| | | */ |
| | | public function remove_hook($hook, $callback) |
| | | { |
| | | $this->api->unregister_hook($hook, $callback); |
| | | } |
| | | |
| | | /** |
| | | * Callback function for array_map |
| | | * |
| | | * @param string $key Array key. |
| | | * @return string |
| | | */ |
| | | private function label_map_callback($key) |
| | | { |
| | | return $this->ID.'.'.$key; |
| | | } |
| | | /** |
| | | * Load localized texts from the plugins dir |
| | | * |
| | | * @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) |
| | | { |
| | | $domain = $this->ID; |
| | | $lang = $_SESSION['language']; |
| | | $langs = array_unique(array('en_US', $lang)); |
| | | $locdir = slashify(realpath(slashify($this->home) . $dir)); |
| | | $texts = array(); |
| | | |
| | | // Language aliases used to find localization in similar lang, see below |
| | | $aliases = array( |
| | | 'de_CH' => 'de_DE', |
| | | 'es_AR' => 'es_ES', |
| | | 'fa_AF' => 'fa_IR', |
| | | 'nl_BE' => 'nl_NL', |
| | | 'pt_BR' => 'pt_PT', |
| | | 'zh_CN' => 'zh_TW', |
| | | ); |
| | | |
| | | // use buffering to handle empty lines/spaces after closing PHP tag |
| | | ob_start(); |
| | | |
| | | foreach ($langs as $lng) { |
| | | $fpath = $locdir . $lng . '.inc'; |
| | | if (is_file($fpath) && is_readable($fpath)) { |
| | | include $fpath; |
| | | $texts = (array)$labels + (array)$messages + (array)$texts; |
| | | } |
| | | else if ($lng != 'en_US') { |
| | | // Find localization in similar language (#1488401) |
| | | $alias = null; |
| | | if (!empty($aliases[$lng])) { |
| | | $alias = $aliases[$lng]; |
| | | } |
| | | else if ($key = array_search($lng, $aliases)) { |
| | | $alias = $key; |
| | | } |
| | | |
| | | if (!empty($alias)) { |
| | | $fpath = $locdir . $alias . '.inc'; |
| | | if (is_file($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)) { |
| | | $add = array(); |
| | | foreach ($texts as $key => $value) { |
| | | $add[$domain.'.'.$key] = $value; |
| | | } |
| | | |
| | | $rcube = rcube::get_instance(); |
| | | $rcube->load_language($lang, $add); |
| | | |
| | | // add labels to client |
| | | if ($add2client && method_exists($rcube->output, 'add_label')) { |
| | | if (is_array($add2client)) { |
| | | $js_labels = array_map(array($this, 'label_map_callback'), $add2client); |
| | | } |
| | | else { |
| | | $js_labels = array_keys($add); |
| | | } |
| | | $rcube->output->add_label($js_labels); |
| | | } |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Wrapper for add_label() adding the plugin ID as domain |
| | | */ |
| | | public function add_label() |
| | | { |
| | | $rcube = rcube::get_instance(); |
| | | |
| | | if (method_exists($rcube->output, 'add_label')) { |
| | | $args = func_get_args(); |
| | | if (count($args) == 1 && is_array($args[0])) { |
| | | $args = $args[0]; |
| | | } |
| | | |
| | | $args = array_map(array($this, 'label_map_callback'), $args); |
| | | $rcube->output->add_label($args); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Wrapper for rcube::gettext() adding the plugin ID as domain |
| | | * |
| | | * @param string $p Message identifier |
| | | * |
| | | * @return string Localized text |
| | | * @see rcube::gettext() |
| | | */ |
| | | public function gettext($p) |
| | | { |
| | | return rcube::get_instance()->gettext($p, $this->ID); |
| | | } |
| | | |
| | | /** |
| | | * Register this plugin to be responsible for a specific task |
| | | * |
| | | * @param string $task Task name (only characters [a-z0-9_-] are allowed) |
| | | */ |
| | | public function register_task($task) |
| | | { |
| | | if ($this->api->register_task($task, $this->ID)) { |
| | | $this->mytask = $task; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Register a handler for a specific client-request action |
| | | * |
| | | * The callback will be executed upon a request like /?_task=mail&_action=plugin.myaction |
| | | * |
| | | * @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->mytask); |
| | | } |
| | | |
| | | /** |
| | | * Register a handler function for a template object |
| | | * |
| | | * 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 $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) |
| | | { |
| | | $this->api->register_handler($name, $this->ID, $callback); |
| | | } |
| | | |
| | | /** |
| | | * Make this javascipt file available on the client |
| | | * |
| | | * @param string $fn File path; absolute or relative to the plugin directory |
| | | */ |
| | | public function include_script($fn) |
| | | { |
| | | $this->api->include_script($this->resource_url($fn)); |
| | | } |
| | | |
| | | /** |
| | | * Make this stylesheet available on the client |
| | | * |
| | | * @param string $fn File path; absolute or relative to the plugin directory |
| | | */ |
| | | public function include_stylesheet($fn) |
| | | { |
| | | $this->api->include_stylesheet($this->resource_url($fn)); |
| | | } |
| | | |
| | | /** |
| | | * Append a button to a certain container |
| | | * |
| | | * @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, $container) |
| | | { |
| | | if ($this->api->output->type == 'html') { |
| | | // fix relative paths |
| | | foreach (array('imagepas', 'imageact', 'imagesel') as $key) { |
| | | if ($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 $fn Filename |
| | | */ |
| | | private function resource_url($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() |
| | | { |
| | | $rcube = rcube::get_instance(); |
| | | $skins = array_keys((array)$rcube->output->skins); |
| | | if (empty($skins)) { |
| | | $skins = (array) $rcube->config->get('skin'); |
| | | } |
| | | foreach ($skins as $skin) { |
| | | $skin_path = 'skins/' . $skin; |
| | | if (is_dir(realpath(slashify($this->home) . $skin_path))) { |
| | | break; |
| | | } |
| | | } |
| | | |
| | | return $skin_path; |
| | | } |
| | | |
| | | /** |
| | | * Callback function for array_map |
| | | * |
| | | * @param string $key Array key. |
| | | * @return string |
| | | */ |
| | | private function label_map_callback($key) |
| | | { |
| | | if (strpos($key, $this->ID.'.') === 0) { |
| | | return $key; |
| | | } |
| | | |
| | | return $this->ID.'.'.$key; |
| | | } |
| | | } |