X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=classes%2Fpluginhost.php;h=36c3dfbb33079ec2de4c705ebb3aa76f8138fbd0;hb=6322ac79a020ab584d412d782d62b2ee77d7c6cf;hp=d7926fa4e0bf62f5b3cd1224016fedaeed91bc18;hpb=6065f3ad6364943e4d6b160db8a2c78ff52e2373;p=tt-rss.git

diff --git a/classes/pluginhost.php b/classes/pluginhost.php
index d7926fa4..36c3dfbb 100644
--- a/classes/pluginhost.php
+++ b/classes/pluginhost.php
@@ -1,16 +1,45 @@
 <?php
 class PluginHost {
-	private $link;
+	private $dbh;
 	private $hooks = array();
 	private $plugins = array();
+	private $handlers = array();
+	private $commands = array();
+	private $storage = array();
+	private $feeds = array();
+	private $api_methods = array();
+	private $owner_uid;
+	private $debug;
 
 	const HOOK_ARTICLE_BUTTON = 1;
 	const HOOK_ARTICLE_FILTER = 2;
 	const HOOK_PREFS_TAB = 3;
-	const HOOK_PREFS_SECTION = 4;
+	const HOOK_PREFS_TAB_SECTION = 4;
+	const HOOK_PREFS_TABS = 5;
+	const HOOK_FEED_PARSED = 6;
+	const HOOK_UPDATE_TASK = 7;
+	const HOOK_AUTH_USER = 8;
+	const HOOK_HOTKEY_MAP = 9;
+	const HOOK_RENDER_ARTICLE = 10;
+	const HOOK_RENDER_ARTICLE_CDM = 11;
+	const HOOK_FEED_FETCHED = 12;
+	const HOOK_SANITIZE = 13;
+	const HOOK_RENDER_ARTICLE_API = 14;
+	const HOOK_TOOLBAR_BUTTON = 15;
+	const HOOK_ACTION_ITEM = 16;
+	const HOOK_HEADLINE_TOOLBAR_BUTTON = 17;
+	const HOOK_HOTKEY_INFO = 18;
+	const HOOK_ARTICLE_LEFT_BUTTON = 19;
 
-	function __construct($link) {
-		$this->link = $link;
+	const KIND_ALL = 1;
+	const KIND_SYSTEM = 2;
+	const KIND_USER = 3;
+
+	function __construct($dbh) {
+		$this->dbh = $dbh;
+		$this->storage = $_SESSION["plugin_storage"];
+
+		if (!$this->storage) $this->storage = array();
 	}
 
 	private function register_plugin($name, $plugin) {
@@ -18,8 +47,8 @@ class PluginHost {
 		$this->plugins[$name] = $plugin;
 	}
 
-	function get_link() {
-		return $this->link;
+	function get_dbh() {
+		return $this->dbh;
 	}
 
 	function get_plugins() {
@@ -54,26 +83,281 @@ class PluginHost {
 	}
 
 	function get_hooks($type) {
-		return $this->hooks[$type];
+		if (isset($this->hooks[$type])) {
+			return $this->hooks[$type];
+		} else {
+			return array();
+		}
+	}
+	function load_all($kind, $owner_uid = false) {
+		$plugins = array_map("basename", glob("plugins/*"));
+		$this->load(join(",", $plugins), $kind, $owner_uid);
 	}
 
-	function load($classlist) {
+	function load($classlist, $kind, $owner_uid = false) {
 		$plugins = explode(",", $classlist);
 
+		$this->owner_uid = (int) $owner_uid;
+
 		foreach ($plugins as $class) {
 			$class = trim($class);
-			$class_file = str_replace("_", "/", strtolower(basename($class)));
-			$file = dirname(__FILE__)."/../plugins/$class_file/$class_file.php";
+			$class_file = strtolower(basename($class));
+
+			if (!is_dir(dirname(__FILE__)."/../plugins/$class_file")) continue;
+
+			$file = dirname(__FILE__)."/../plugins/$class_file/init.php";
+
+			if (!isset($this->plugins[$class])) {
+				if (file_exists($file)) require_once $file;
+
+				if (class_exists($class) && is_subclass_of($class, "Plugin")) {
+					$plugin = new $class($this);
+
+					switch ($kind) {
+					case $this::KIND_SYSTEM:
+						if ($this->is_system($plugin)) {
+							$plugin->init($this);
+							$this->register_plugin($class, $plugin);
+						}
+						break;
+					case $this::KIND_USER:
+						if (!$this->is_system($plugin)) {
+							$plugin->init($this);
+							$this->register_plugin($class, $plugin);
+						}
+						break;
+					case $this::KIND_ALL:
+						$plugin->init($this);
+						$this->register_plugin($class, $plugin);
+						break;
+					}
+				}
+			}
+		}
+	}
+
+	function is_system($plugin) {
+		$about = $plugin->about();
+
+		return @$about[3];
+	}
+
+	// only system plugins are allowed to modify routing
+	function add_handler($handler, $method, $sender) {
+		$handler = str_replace("-", "_", strtolower($handler));
+		$method = strtolower($method);
+
+		if ($this->is_system($sender)) {
+			if (!is_array($this->handlers[$handler])) {
+				$this->handlers[$handler] = array();
+			}
+
+			$this->handlers[$handler][$method] = $sender;
+		}
+	}
+
+	function del_handler($handler, $method) {
+		$handler = str_replace("-", "_", strtolower($handler));
+		$method = strtolower($method);
+
+		if ($this->is_system($sender)) {
+			unset($this->handlers[$handler][$method]);
+		}
+	}
+
+	function lookup_handler($handler, $method) {
+		$handler = str_replace("-", "_", strtolower($handler));
+		$method = strtolower($method);
+
+		if (is_array($this->handlers[$handler])) {
+			if (isset($this->handlers[$handler]["*"])) {
+				return $this->handlers[$handler]["*"];
+			} else {
+				return $this->handlers[$handler][$method];
+			}
+		}
+
+		return false;
+	}
+
+	function add_command($command, $description, $sender, $suffix = "", $arghelp = "") {
+		$command = str_replace("-", "_", strtolower($command));
+
+		$this->commands[$command] = array("description" => $description,
+			"suffix" => $suffix,
+			"arghelp" => $arghelp,
+			"class" => $sender);
+	}
+
+	function del_command($command) {
+		$command = "-" . strtolower($command);
+
+		unset($this->commands[$command]);
+	}
+
+	function lookup_command($command) {
+		$command = "-" . strtolower($command);
+
+		if (is_array($this->commands[$command])) {
+			return $this->commands[$command]["class"];
+		} else {
+			return false;
+		}
+
+		return false;
+	}
+
+	function get_commands() {
+		return $this->commands;
+	}
+
+	function run_commands($args) {
+		foreach ($this->get_commands() as $command => $data) {
+			if (isset($args[$command])) {
+				$command = str_replace("-", "", $command);
+				$data["class"]->$command($args);
+			}
+		}
+	}
+
+	function load_data($force = false) {
+		if ($this->owner_uid && (!$_SESSION["plugin_storage"] || $force))  {
+			$plugin = db_escape_string( $plugin);
+
+			$result = db_query( "SELECT name, content FROM ttrss_plugin_storage
+				WHERE owner_uid = '".$this->owner_uid."'");
+
+			while ($line = db_fetch_assoc($result)) {
+				$this->storage[$line["name"]] = unserialize($line["content"]);
+			}
+
+			$_SESSION["plugin_storage"] = $this->storage;
+		}
+	}
+
+	private function save_data($plugin) {
+		if ($this->owner_uid) {
+			$plugin = db_escape_string( $plugin);
+
+			db_query( "BEGIN");
+
+			$result = db_query("SELECT id FROM ttrss_plugin_storage WHERE
+				owner_uid= '".$this->owner_uid."' AND name = '$plugin'");
+
+			if (!isset($this->storage[$plugin]))
+				$this->storage[$plugin] = array();
+
+			$content = db_escape_string( serialize($this->storage[$plugin]));
+
+			if (db_num_rows($result) != 0) {
+				db_query( "UPDATE ttrss_plugin_storage SET content = '$content'
+					WHERE owner_uid= '".$this->owner_uid."' AND name = '$plugin'");
+
+			} else {
+				db_query( "INSERT INTO ttrss_plugin_storage
+					(name,owner_uid,content) VALUES
+					('$plugin','".$this->owner_uid."','$content')");
+			}
+
+			db_query( "COMMIT");
+		}
+	}
+
+	function set($sender, $name, $value, $sync = true) {
+		$idx = get_class($sender);
+
+		if (!isset($this->storage[$idx]))
+			$this->storage[$idx] = array();
+
+		$this->storage[$idx][$name] = $value;
+
+		$_SESSION["plugin_storage"] = $this->storage;
+
+		if ($sync) $this->save_data(get_class($sender));
+	}
+
+	function get($sender, $name, $default_value = false) {
+		$idx = get_class($sender);
+
+		if (isset($this->storage[$idx][$name])) {
+			return $this->storage[$idx][$name];
+		} else {
+			return $default_value;
+		}
+	}
+
+	function get_all($sender) {
+		$idx = get_class($sender);
 
-			if (file_exists($file)) require_once $file;
+		return $this->storage[$idx];
+	}
+
+	function clear_data($sender) {
+		if ($this->owner_uid) {
+			$idx = get_class($sender);
+
+			unset($this->storage[$idx]);
+
+			db_query( "DELETE FROM ttrss_plugin_storage WHERE name = '$idx'
+				AND owner_uid = " . $this->owner_uid);
+
+			$_SESSION["plugin_storage"] = $this->storage;
+		}
+	}
+
+	function set_debug($debug) {
+		$this->debug = $debug;
+	}
+
+	function get_debug() {
+		return $this->debug;
+	}
+
+	// Plugin feed functions are *EXPERIMENTAL*!
+
+	// cat_id: only -1 is supported (Special)
+	function add_feed($cat_id, $title, $icon, $sender) {
+		if (!$this->feeds[$cat_id]) $this->feeds[$cat_id] = array();
 
-			if (class_exists($class) && is_subclass_of($class, "Plugin")) {
-				$plugin = new $class($this);
+		$id = count($this->feeds[$cat_id]);
 
-				$this->register_plugin($class, $plugin);
+		array_push($this->feeds[$cat_id],
+			array('id' => $id, 'title' => $title, 'sender' => $sender, 'icon' => $icon));
+
+		return $id;
+	}
+
+	function get_feeds($cat_id) {
+		return $this->feeds[$cat_id];
+	}
+
+	// convert feed_id (e.g. -129) to pfeed_id first
+	function get_feed_handler($pfeed_id) {
+		foreach ($this->feeds as $cat) {
+			foreach ($cat as $feed) {
+				if ($feed['id'] == $pfeed_id) {
+					return $feed['sender'];
+				}
 			}
 		}
 	}
 
+	static function pfeed_to_feed_id($label) {
+		return PLUGIN_FEED_BASE_INDEX - 1 - abs($label);
+	}
+
+	static function feed_to_pfeed_id($feed) {
+		return PLUGIN_FEED_BASE_INDEX - 1 + abs($feed);
+	}
+
+	function add_api_method($name, $sender) {
+		if ($this->is_system($sender)) {
+			$this->api_methods[strtolower($name)] = $sender;
+		}
+	}
+
+	function get_api_method($name) {
+		return $this->api_methods[$name];
+	}
 }
 ?>