X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=classes%2Fpluginhost.php;h=5c545d18b281b6ac9ccfa627ca29c4f751e82e0d;hb=3a0292303e453f38204279b5d1c978a4b9c367e9;hp=5b8a77fd64e9d8e90991a863ff4e115715dc9bb3;hpb=e470a273cf09562fb2f9c0c899002303f19c8d16;p=tt-rss.git

diff --git a/classes/pluginhost.php b/classes/pluginhost.php
old mode 100644
new mode 100755
index 5b8a77fd..5c545d18
--- a/classes/pluginhost.php
+++ b/classes/pluginhost.php
@@ -1,14 +1,23 @@
 <?php
 class PluginHost {
-	private $link;
+	private $pdo;
 	private $hooks = array();
 	private $plugins = array();
 	private $handlers = array();
 	private $commands = array();
 	private $storage = array();
 	private $feeds = array();
+	private $api_methods = array();
+	private $plugin_actions = array();
 	private $owner_uid;
 	private $debug;
+	private $last_registered;
+	private static $instance;
+
+	const API_VERSION = 2;
+
+	// Hooks marked with *1 are run in global context and available
+	// to plugins loaded in config.php only
 
 	const HOOK_ARTICLE_BUTTON = 1;
 	const HOOK_ARTICLE_FILTER = 2;
@@ -16,7 +25,7 @@ class PluginHost {
 	const HOOK_PREFS_TAB_SECTION = 4;
 	const HOOK_PREFS_TABS = 5;
 	const HOOK_FEED_PARSED = 6;
-	const HOOK_UPDATE_TASK = 7;
+	const HOOK_UPDATE_TASK = 7; // *1
 	const HOOK_AUTH_USER = 8;
 	const HOOK_HOTKEY_MAP = 9;
 	const HOOK_RENDER_ARTICLE = 10;
@@ -27,17 +36,47 @@ class PluginHost {
 	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;
+	const HOOK_PREFS_EDIT_FEED = 20;
+	const HOOK_PREFS_SAVE_FEED = 21;
+	const HOOK_FETCH_FEED = 22;
+	const HOOK_QUERY_HEADLINES = 23;
+	const HOOK_HOUSE_KEEPING = 24; // *1
+	const HOOK_SEARCH = 25;
+	const HOOK_FORMAT_ENCLOSURES = 26;
+	const HOOK_SUBSCRIBE_FEED = 27;
+	const HOOK_HEADLINES_BEFORE = 28;
+	const HOOK_RENDER_ENCLOSURE = 29;
+	const HOOK_ARTICLE_FILTER_ACTION = 30;
+	const HOOK_ARTICLE_EXPORT_FEED = 31;
+	const HOOK_MAIN_TOOLBAR_BUTTON = 32;
+	const HOOK_ENCLOSURE_ENTRY = 33;
+	const HOOK_FORMAT_ARTICLE = 34;
+	const HOOK_FORMAT_ARTICLE_CDM = 35;
+	const HOOK_FEED_BASIC_INFO = 36;
+	const HOOK_SEND_LOCAL_FILE = 37;
+	const HOOK_UNSUBSCRIBE_FEED = 38;
 
 	const KIND_ALL = 1;
 	const KIND_SYSTEM = 2;
 	const KIND_USER = 3;
 
-	function __construct($link) {
-		$this->link = $link;
+	function __construct() {
+		$this->pdo = Db::pdo();
 
-		$this->storage = $_SESSION["plugin_storage"];
+		$this->storage = array();
+	}
 
-		if (!$this->storage) $this->storage = array();
+	private function __clone() {
+		//
+	}
+
+	public static function getInstance() {
+		if (self::$instance == null)
+			self::$instance = new self();
+
+		return self::$instance;
 	}
 
 	private function register_plugin($name, $plugin) {
@@ -45,8 +84,27 @@ class PluginHost {
 		$this->plugins[$name] = $plugin;
 	}
 
+	// needed for compatibility with API 1
 	function get_link() {
-		return $this->link;
+		return false;
+	}
+
+	function get_dbh() {
+		return Db::get();
+	}
+
+	function get_pdo() {
+		return $this->pdo;
+	}
+
+	function get_plugin_names() {
+		$names = array();
+
+		foreach ($this->plugins as $p) {
+			array_push($names, get_class($p));
+		}
+
+		return $names;
 	}
 
 	function get_plugins() {
@@ -54,7 +112,7 @@ class PluginHost {
 	}
 
 	function get_plugin($name) {
-		return $this->plugins[$name];
+		return $this->plugins[strtolower($name)];
 	}
 
 	function run_hooks($type, $method, $args) {
@@ -73,7 +131,7 @@ class PluginHost {
 
 	function del_hook($type, $sender) {
 		if (is_array($this->hooks[$type])) {
-			$key = array_Search($this->hooks[$type], $sender);
+			$key = array_Search($sender, $this->hooks[$type]);
 			if ($key !== FALSE) {
 				unset($this->hooks[$type][$key]);
 			}
@@ -87,12 +145,18 @@ class PluginHost {
 			return array();
 		}
 	}
-	function load_all($kind, $owner_uid = false) {
-		$plugins = array_map("basename", glob("plugins/*"));
-		$this->load(join(",", $plugins), $kind, $owner_uid);
+	function load_all($kind, $owner_uid = false, $skip_init = false) {
+
+		$plugins = array_merge(glob("plugins/*"), glob("plugins.local/*"));
+		$plugins = array_filter($plugins, "is_dir");
+		$plugins = array_map("basename", $plugins);
+
+		asort($plugins);
+
+		$this->load(join(",", $plugins), $kind, $owner_uid, $skip_init);
 	}
 
-	function load($classlist, $kind, $owner_uid = false) {
+	function load($classlist, $kind, $owner_uid = false, $skip_init = false) {
 		$plugins = explode(",", $classlist);
 
 		$this->owner_uid = (int) $owner_uid;
@@ -100,29 +164,69 @@ class PluginHost {
 		foreach ($plugins as $class) {
 			$class = trim($class);
 			$class_file = strtolower(basename($class));
-			$file = dirname(__FILE__)."/../plugins/$class_file/init.php";
+
+			if (!is_dir(__DIR__."/../plugins/$class_file") &&
+					!is_dir(__DIR__."/../plugins.local/$class_file")) continue;
+
+			// try system plugin directory first
+			$file = __DIR__ . "/../plugins/$class_file/init.php";
+			$vendor_dir = __DIR__ . "/../plugins/$class_file/vendor";
+
+			if (!file_exists($file)) {
+				$file = __DIR__ . "/../plugins.local/$class_file/init.php";
+				$vendor_dir = __DIR__ . "/../plugins.local/$class_file/vendor";
+			}
 
 			if (!isset($this->plugins[$class])) {
 				if (file_exists($file)) require_once $file;
 
 				if (class_exists($class) && is_subclass_of($class, "Plugin")) {
+
+					// register plugin autoloader if necessary, for namespaced classes ONLY
+					// layout corresponds to tt-rss main /vendor/author/Package/Class.php
+
+					if (file_exists($vendor_dir)) {
+						spl_autoload_register(function($class) use ($vendor_dir) {
+
+							if (strpos($class, '\\') !== FALSE) {
+								list ($namespace, $class_name) = explode('\\', $class, 2);
+
+								if ($namespace && $class_name) {
+									$class_file = "$vendor_dir/$namespace/" . str_replace('\\', '/', $class_name) . ".php";
+
+									if (file_exists($class_file))
+										require_once $class_file;
+								}
+							}
+						});
+					}
+
 					$plugin = new $class($this);
 
+					$plugin_api = $plugin->api_version();
+
+					if ($plugin_api < PluginHost::API_VERSION) {
+						user_error("Plugin $class is not compatible with current API version (need: " . PluginHost::API_VERSION . ", got: $plugin_api)", E_USER_WARNING);
+						continue;
+					}
+
+					$this->last_registered = $class;
+
 					switch ($kind) {
 					case $this::KIND_SYSTEM:
 						if ($this->is_system($plugin)) {
-							$plugin->init($this);
+							if (!$skip_init) $plugin->init($this);
 							$this->register_plugin($class, $plugin);
 						}
 						break;
 					case $this::KIND_USER:
 						if (!$this->is_system($plugin)) {
-							$plugin->init($this);
+							if (!$skip_init) $plugin->init($this);
 							$this->register_plugin($class, $plugin);
 						}
 						break;
 					case $this::KIND_ALL:
-						$plugin->init($this);
+						if (!$skip_init) $plugin->init($this);
 						$this->register_plugin($class, $plugin);
 						break;
 					}
@@ -151,7 +255,7 @@ class PluginHost {
 		}
 	}
 
-	function del_handler($handler, $method) {
+	function del_handler($handler, $method, $sender) {
 		$handler = str_replace("-", "_", strtolower($handler));
 		$method = strtolower($method);
 
@@ -198,8 +302,6 @@ class PluginHost {
 		} else {
 			return false;
 		}
-
-		return false;
 	}
 
 	function get_commands() {
@@ -215,46 +317,44 @@ class PluginHost {
 		}
 	}
 
-	function load_data($force = false) {
-		if ($this->owner_uid && (!$_SESSION["plugin_storage"] || $force))  {
-			$plugin = db_escape_string($this->link, $plugin);
-
-			$result = db_query($this->link, "SELECT name, content FROM ttrss_plugin_storage
-				WHERE owner_uid = '".$this->owner_uid."'");
+	function load_data() {
+		if ($this->owner_uid)  {
+			$sth = $this->pdo->prepare("SELECT name, content FROM ttrss_plugin_storage
+				WHERE owner_uid = ?");
+			$sth->execute([$this->owner_uid]);
 
-			while ($line = db_fetch_assoc($result)) {
+			while ($line = $sth->fetch()) {
 				$this->storage[$line["name"]] = unserialize($line["content"]);
 			}
-
-			$_SESSION["plugin_storage"] = $this->storage;
 		}
 	}
 
 	private function save_data($plugin) {
 		if ($this->owner_uid) {
-			$plugin = db_escape_string($this->link, $plugin);
-
-			db_query($this->link, "BEGIN");
+			$this->pdo->beginTransaction();
 
-			$result = db_query($this->link,"SELECT id FROM ttrss_plugin_storage WHERE
-				owner_uid= '".$this->owner_uid."' AND name = '$plugin'");
+			$sth = $this->pdo->prepare("SELECT id FROM ttrss_plugin_storage WHERE
+				owner_uid= ? AND name = ?");
+			$sth->execute([$this->owner_uid, $plugin]);
 
 			if (!isset($this->storage[$plugin]))
 				$this->storage[$plugin] = array();
 
-			$content = db_escape_string($this->link, serialize($this->storage[$plugin]));
+			$content = serialize($this->storage[$plugin]);
 
-			if (db_num_rows($result) != 0) {
-				db_query($this->link, "UPDATE ttrss_plugin_storage SET content = '$content'
-					WHERE owner_uid= '".$this->owner_uid."' AND name = '$plugin'");
+			if ($sth->fetch()) {
+				$sth = $this->pdo->prepare("UPDATE ttrss_plugin_storage SET content = ?
+					WHERE owner_uid= ? AND name = ?");
+				$sth->execute([(string)$content, $this->owner_uid, $plugin]);
 
 			} else {
-				db_query($this->link, "INSERT INTO ttrss_plugin_storage
+				$sth = $this->pdo->prepare("INSERT INTO ttrss_plugin_storage
 					(name,owner_uid,content) VALUES
-					('$plugin','".$this->owner_uid."','$content')");
+					(?, ?, ?)");
+				$sth->execute([$plugin, $this->owner_uid, (string)$content]);
 			}
 
-			db_query($this->link, "COMMIT");
+			$this->pdo->commit();
 		}
 	}
 
@@ -266,8 +366,6 @@ class PluginHost {
 
 		$this->storage[$idx][$name] = $value;
 
-		$_SESSION["plugin_storage"] = $this->storage;
-
 		if ($sync) $this->save_data(get_class($sender));
 	}
 
@@ -284,7 +382,9 @@ class PluginHost {
 	function get_all($sender) {
 		$idx = get_class($sender);
 
-		return $this->storage[$idx];
+		$data = $this->storage[$idx];
+
+		return $data ? $data : [];
 	}
 
 	function clear_data($sender) {
@@ -293,10 +393,9 @@ class PluginHost {
 
 			unset($this->storage[$idx]);
 
-			db_query($this->link, "DELETE FROM ttrss_plugin_storage WHERE name = '$idx'
-				AND owner_uid = " . $this->owner_uid);
-
-			$_SESSION["plugin_storage"] = $this->storage;
+			$sth = $this->pdo->prepare("DELETE FROM ttrss_plugin_storage WHERE name = ?
+				AND owner_uid = ?");
+			$sth->execute([$idx, $this->owner_uid]);
 		}
 	}
 
@@ -345,5 +444,27 @@ class PluginHost {
 		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];
+	}
+
+	function add_filter_action($sender, $action_name, $action_desc) {
+		$sender_class = get_class($sender);
+
+		if (!isset($this->plugin_actions[$sender_class]))
+			$this->plugin_actions[$sender_class] = array();
+
+		array_push($this->plugin_actions[$sender_class],
+			array("action" => $action_name, "description" => $action_desc, "sender" => $sender));
+	}
+
+	function get_filter_actions() {
+		return $this->plugin_actions;
+	}
 }
-?>