<?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 $plugin_actions = array();
private $owner_uid;
+ private $debug;
+ private $last_registered;
+ private static $instance;
+
+ const API_VERSION = 2;
+
+ // Hooks marked with *1 are run in global context and available
+ // to plugins loaded in config.php only
const HOOK_ARTICLE_BUTTON = 1;
const HOOK_ARTICLE_FILTER = 2;
const HOOK_PREFS_TAB_SECTION = 4;
const HOOK_PREFS_TABS = 5;
const HOOK_FEED_PARSED = 6;
- const HOOK_UPDATE_TASK = 7;
+ const HOOK_UPDATE_TASK = 7; // *1
const HOOK_AUTH_USER = 8;
const HOOK_HOTKEY_MAP = 9;
const HOOK_RENDER_ARTICLE = 10;
const HOOK_RENDER_ARTICLE_CDM = 11;
+ const HOOK_FEED_FETCHED = 12;
+ const HOOK_SANITIZE = 13;
+ const HOOK_RENDER_ARTICLE_API = 14;
+ const HOOK_TOOLBAR_BUTTON = 15;
+ const HOOK_ACTION_ITEM = 16;
+ const HOOK_HEADLINE_TOOLBAR_BUTTON = 17;
+ const HOOK_HOTKEY_INFO = 18;
+ const HOOK_ARTICLE_LEFT_BUTTON = 19;
+ const HOOK_PREFS_EDIT_FEED = 20;
+ const HOOK_PREFS_SAVE_FEED = 21;
+ const HOOK_FETCH_FEED = 22;
+ const HOOK_QUERY_HEADLINES = 23;
+ const HOOK_HOUSE_KEEPING = 24; // *1
+ const HOOK_SEARCH = 25;
+ const HOOK_FORMAT_ENCLOSURES = 26;
+ const HOOK_SUBSCRIBE_FEED = 27;
+ const HOOK_HEADLINES_BEFORE = 28;
+ const HOOK_RENDER_ENCLOSURE = 29;
+ const HOOK_ARTICLE_FILTER_ACTION = 30;
+ const HOOK_ARTICLE_EXPORT_FEED = 31;
+ const HOOK_MAIN_TOOLBAR_BUTTON = 32;
+ const HOOK_ENCLOSURE_ENTRY = 33;
+ const HOOK_FORMAT_ARTICLE = 34;
+ const HOOK_FORMAT_ARTICLE_CDM = 35;
+ const HOOK_FEED_BASIC_INFO = 36;
const KIND_ALL = 1;
const KIND_SYSTEM = 2;
const KIND_USER = 3;
- function __construct($link) {
- $this->link = $link;
+ function __construct() {
+ $this->dbh = Db::get();
+
+ $this->storage = array();
+ }
+
+ private function __clone() {
+ //
+ }
- $this->storage = $_SESSION["plugin_storage"];
+ public static function getInstance() {
+ if (self::$instance == null)
+ self::$instance = new self();
- if (!$this->storage) $this->storage = array();
+ return self::$instance;
}
private function register_plugin($name, $plugin) {
$this->plugins[$name] = $plugin;
}
+ // needed for compatibility with API 1
function get_link() {
- return $this->link;
+ return false;
+ }
+
+ function get_dbh() {
+ return $this->dbh;
+ }
+
+ function get_plugin_names() {
+ $names = array();
+
+ foreach ($this->plugins as $p) {
+ array_push($names, get_class($p));
+ }
+
+ return $names;
}
function get_plugins() {
}
function get_plugin($name) {
- return $this->plugins[$name];
+ return $this->plugins[strtolower($name)];
}
function run_hooks($type, $method, $args) {
function del_hook($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]);
}
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) $owner_uid;
foreach ($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";
+
+ if (!file_exists($file)) {
+ $file = __DIR__ . "/../plugins.local/$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);
+ $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, $plugin);
break;
}
}
}
- function del_handler($handler, $method) {
+ function del_handler($handler, $method, $sender) {
$handler = str_replace("-", "_", strtolower($handler));
$method = strtolower($method);
return false;
}
- function add_command($command, $description, $sender) {
- $command = "-" . str_replace("-", "_", strtolower($command));
+ function add_command($command, $description, $sender, $suffix = "", $arghelp = "") {
+ $command = str_replace("-", "_", strtolower($command));
$this->commands[$command] = array("description" => $description,
+ "suffix" => $suffix,
+ "arghelp" => $arghelp,
"class" => $sender);
}
function run_commands($args) {
foreach ($this->get_commands() as $command => $data) {
- if (in_array($command, $args)) {
+ if (isset($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);
-
- $result = db_query($this->link, "SELECT name, content FROM ttrss_plugin_storage
+ function load_data() {
+ if ($this->owner_uid) {
+ $result = $this->dbh->query("SELECT name, content FROM ttrss_plugin_storage
WHERE owner_uid = '".$this->owner_uid."'");
- while ($line = db_fetch_assoc($result)) {
+ while ($line = $this->dbh->fetch_assoc($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);
+ $plugin = $this->dbh->escape_string($plugin);
- db_query($this->link, "BEGIN");
+ $this->dbh->query("BEGIN");
- $result = db_query($this->link,"SELECT id FROM ttrss_plugin_storage WHERE
+ $result = $this->dbh->query("SELECT id FROM ttrss_plugin_storage WHERE
owner_uid= '".$this->owner_uid."' AND name = '$plugin'");
if (!isset($this->storage[$plugin]))
$this->storage[$plugin] = array();
- $content = db_escape_string(serialize($this->storage[$plugin]));
+ $content = $this->dbh->escape_string(serialize($this->storage[$plugin]),
+ false);
- if (db_num_rows($result) != 0) {
- db_query($this->link, "UPDATE ttrss_plugin_storage SET content = '$content'
+ if ($this->dbh->num_rows($result) != 0) {
+ $this->dbh->query("UPDATE ttrss_plugin_storage SET content = '$content'
WHERE owner_uid= '".$this->owner_uid."' AND name = '$plugin'");
} else {
- db_query($this->link, "INSERT INTO ttrss_plugin_storage
+ $this->dbh->query("INSERT INTO ttrss_plugin_storage
(name,owner_uid,content) VALUES
('$plugin','".$this->owner_uid."','$content')");
}
- db_query($this->link, "COMMIT");
+ $this->dbh->query("COMMIT");
}
}
$this->storage[$idx][$name] = $value;
- $_SESSION["plugin_storage"] = $this->storage;
-
if ($sync) $this->save_data(get_class($sender));
}
unset($this->storage[$idx]);
- db_query($this->link, "DELETE FROM ttrss_plugin_storage WHERE name = '$idx'
+ $this->dbh->query("DELETE FROM ttrss_plugin_storage WHERE name = '$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();
+
+ $id = count($this->feeds[$cat_id]);
+
+ array_push($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];
+ }
+
+ 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;
+ }
}
-?>