move to psr-4 autoloader

1 files changed, 0 insertions, 948 deletions

diff --git a/classes/pluginhost.php b/classes/pluginhost.php
deleted file mode 100755
index 7778c008f..000000000
--- a/classes/pluginhost.php
+++ /dev/null
@@ -1,948 +0,0 @@
-<?php
-class PluginHost {
-	private ?PDO $pdo = null;
-
-	/**
-	 * separate handle for plugin data so transaction while saving wouldn't clash with possible main
-	 * tt-rss code transactions; only initialized when first needed
-	 */
-	private ?PDO $pdo_data = null;
-
-	/** @var array<string, array<int, array<int, Plugin>>> hook types -> priority levels -> Plugins */
-	private array $hooks = [];
-
-	/** @var array<string, Plugin> */
-	private array $plugins = [];
-
-	/** @var array<string, array<string, Plugin>> handler type -> method type -> Plugin */
-	private array $handlers = [];
-
-	/** @var array<string, array{'description': string, 'suffix': string, 'arghelp': string, 'class': Plugin}> command type -> details array */
-	private array $commands = [];
-
-	/** @var array<string, array<string, mixed>> plugin name -> (potential profile array) -> key -> value  */
-	private array $storage = [];
-
-	/** @var array<int, array<int, array{'id': int, 'title': string, 'sender': Plugin, 'icon': string}>> */
-	private array $feeds = [];
-
-	/** @var array<string, Plugin> API method name, Plugin sender */
-	private array $api_methods = [];
-
-	/** @var array<string, array<int, array{'action': string, 'description': string, 'sender': Plugin}>> */
-	private array $plugin_actions = [];
-
-	private ?int $owner_uid = null;
-
-	private bool $data_loaded = false;
-
-	private static ?PluginHost $instance = null;
-
-	const API_VERSION = 2;
-	const PUBLIC_METHOD_DELIMITER = "--";
-
-	/** @see Plugin::hook_article_button() */
-	const HOOK_ARTICLE_BUTTON = "hook_article_button";
-
-	/** @see Plugin::hook_article_filter() */
-	const HOOK_ARTICLE_FILTER = "hook_article_filter";
-
-	/** @see Plugin::hook_prefs_tab() */
-	const HOOK_PREFS_TAB = "hook_prefs_tab";
-
-	/** @see Plugin::hook_prefs_tab_section() */
-	const HOOK_PREFS_TAB_SECTION = "hook_prefs_tab_section";
-
-	/** @see Plugin::hook_prefs_tabs() */
-	const HOOK_PREFS_TABS = "hook_prefs_tabs";
-
-	/** @see Plugin::hook_feed_parsed() */
-	const HOOK_FEED_PARSED = "hook_feed_parsed";
-
-	/** @see Plugin::hook_update_task() */
-	const HOOK_UPDATE_TASK = "hook_update_task"; //*1
-
-	/** @see Plugin::hook_auth_user() */
-	const HOOK_AUTH_USER = "hook_auth_user";
-
-	/** @see Plugin::hook_hotkey_map() */
-	const HOOK_HOTKEY_MAP = "hook_hotkey_map";
-
-	/** @see Plugin::hook_render_article() */
-	const HOOK_RENDER_ARTICLE = "hook_render_article";
-
-	/** @see Plugin::hook_render_article_cdm() */
-	const HOOK_RENDER_ARTICLE_CDM = "hook_render_article_cdm";
-
-	/** @see Plugin::hook_feed_fetched() */
-	const HOOK_FEED_FETCHED = "hook_feed_fetched";
-
-	/** @see Plugin::hook_sanitize() */
-	const HOOK_SANITIZE = "hook_sanitize";
-
-	/** @see Plugin::hook_render_article_api() */
-	const HOOK_RENDER_ARTICLE_API = "hook_render_article_api";
-
-	/** @see Plugin::hook_toolbar_button() */
-	const HOOK_TOOLBAR_BUTTON = "hook_toolbar_button";
-
-	/** @see Plugin::hook_action_item() */
-	const HOOK_ACTION_ITEM = "hook_action_item";
-
-	/** @see Plugin::hook_headline_toolbar_button() */
-	const HOOK_HEADLINE_TOOLBAR_BUTTON = "hook_headline_toolbar_button";
-
-	/** @see Plugin::hook_hotkey_info() */
-	const HOOK_HOTKEY_INFO = "hook_hotkey_info";
-
-	/** @see Plugin::hook_article_left_button() */
-	const HOOK_ARTICLE_LEFT_BUTTON = "hook_article_left_button";
-
-	/** @see Plugin::hook_prefs_edit_feed() */
-	const HOOK_PREFS_EDIT_FEED = "hook_prefs_edit_feed";
-
-	/** @see Plugin::hook_prefs_save_feed() */
-	const HOOK_PREFS_SAVE_FEED = "hook_prefs_save_feed";
-
-	/** @see Plugin::hook_fetch_feed() */
-	const HOOK_FETCH_FEED = "hook_fetch_feed";
-
-	/** @see Plugin::hook_query_headlines() */
-	const HOOK_QUERY_HEADLINES = "hook_query_headlines";
-
-	/** @see Plugin::hook_house_keeping() */
-	const HOOK_HOUSE_KEEPING = "hook_house_keeping"; //*1
-
-	/** @see Plugin::hook_search() */
-	const HOOK_SEARCH = "hook_search";
-
-	/** @see Plugin::hook_format_enclosures() */
-	const HOOK_FORMAT_ENCLOSURES = "hook_format_enclosures";
-
-	/** @see Plugin::hook_subscribe_feed() */
-	const HOOK_SUBSCRIBE_FEED = "hook_subscribe_feed";
-
-	/** @see Plugin::hook_headlines_before() */
-	const HOOK_HEADLINES_BEFORE = "hook_headlines_before";
-
-	/** @see Plugin::hook_render_enclosure() */
-	const HOOK_RENDER_ENCLOSURE = "hook_render_enclosure";
-
-	/** @see Plugin::hook_article_filter_action() */
-	const HOOK_ARTICLE_FILTER_ACTION = "hook_article_filter_action";
-
-	/** @see Plugin::hook_article_export_feed() */
-	const HOOK_ARTICLE_EXPORT_FEED = "hook_article_export_feed";
-
-	/** @see Plugin::hook_main_toolbar_button() */
-	const HOOK_MAIN_TOOLBAR_BUTTON = "hook_main_toolbar_button";
-
-	/** @see Plugin::hook_enclosure_entry() */
-	const HOOK_ENCLOSURE_ENTRY = "hook_enclosure_entry";
-
-	/** @see Plugin::hook_format_article() */
-	const HOOK_FORMAT_ARTICLE = "hook_format_article";
-
-	/** @see Plugin::hook_format_article_cdm() */
-	const HOOK_FORMAT_ARTICLE_CDM = "hook_format_article_cdm";
-
-	/** @see Plugin::hook_feed_basic_info() */
-	const HOOK_FEED_BASIC_INFO = "hook_feed_basic_info";
-
-	/** @see Plugin::hook_send_local_file() */
-	const HOOK_SEND_LOCAL_FILE = "hook_send_local_file";
-
-	/** @see Plugin::hook_unsubscribe_feed() */
-	const HOOK_UNSUBSCRIBE_FEED = "hook_unsubscribe_feed";
-
-	/** @see Plugin::hook_send_mail() */
-	const HOOK_SEND_MAIL = "hook_send_mail";
-
-	/** @see Plugin::hook_filter_triggered() */
-	const HOOK_FILTER_TRIGGERED = "hook_filter_triggered";
-
-	/** @see Plugin::hook_get_full_text() */
-	const HOOK_GET_FULL_TEXT = "hook_get_full_text";
-
-	/** @see Plugin::hook_article_image() */
-	const HOOK_ARTICLE_IMAGE = "hook_article_image";
-
-	/** @see Plugin::hook_feed_tree() */
-	const HOOK_FEED_TREE = "hook_feed_tree";
-
-	/** @see Plugin::hook_iframe_whitelisted() */
-	const HOOK_IFRAME_WHITELISTED = "hook_iframe_whitelisted";
-
-	/** @see Plugin::hook_enclosure_imported() */
-	const HOOK_ENCLOSURE_IMPORTED = "hook_enclosure_imported";
-
-	/** @see Plugin::hook_headlines_custom_sort_map() */
-	const HOOK_HEADLINES_CUSTOM_SORT_MAP = "hook_headlines_custom_sort_map";
-
-	/** @see Plugin::hook_headlines_custom_sort_override() */
-	const HOOK_HEADLINES_CUSTOM_SORT_OVERRIDE = "hook_headlines_custom_sort_override";
-
-	/** @see Plugin::hook_headline_toolbar_select_menu_item()
-	 * @deprecated removed, see PluginHost::HOOK_HEADLINE_TOOLBAR_SELECT_MENU_ITEM2
-	*/
-	const HOOK_HEADLINE_TOOLBAR_SELECT_MENU_ITEM = "hook_headline_toolbar_select_menu_item";
-
-	/** @see Plugin::hook_headline_toolbar_select_menu_item() */
-	const HOOK_HEADLINE_TOOLBAR_SELECT_MENU_ITEM2 = "hook_headline_toolbar_select_menu_item2";
-
-	/** @see Plugin::hook_pre_subscribe() */
-	const HOOK_PRE_SUBSCRIBE = "hook_pre_subscribe";
-
-	/** @see Plugin::hook_post_logout() */
-	const HOOK_POST_LOGOUT = "hook_post_logout";
-
-	/** @see Plugin::hook_loginform_additional_buttons() */
-	const HOOK_LOGINFORM_ADDITIONAL_BUTTONS = "hook_loginform_additional_buttons";
-
-	const KIND_ALL = 1;
-	const KIND_SYSTEM = 2;
-	const KIND_USER = 3;
-
-	static function object_to_domain(Plugin $plugin): string {
-		return strtolower(get_class($plugin));
-	}
-
-	function __construct() {
-		$this->pdo = Db::pdo();
-		$this->storage = [];
-	}
-
-	private function __clone() {
-		//
-	}
-
-	public static function getInstance(): PluginHost {
-		if (self::$instance == null)
-			self::$instance = new self();
-
-		return self::$instance;
-	}
-
-	private function register_plugin(string $name, Plugin $plugin): void {
-		//array_push($this->plugins, $plugin);
-		$this->plugins[$name] = $plugin;
-	}
-
-	/** needed for compatibility with API 1 */
-	function get_link(): bool {
-		return false;
-	}
-
-	/** needed for compatibility with API 2 (?) */
-	function get_dbh(): bool {
-		return false;
-	}
-
-	function get_pdo(): PDO {
-		return $this->pdo;
-	}
-
-	/**
-	 * @return array<int, string>
-	 */
-	function get_plugin_names(): array {
-		$names = [];
-
-		foreach ($this->plugins as $p) {
-			array_push($names, get_class($p));
-		}
-
-		return $names;
-	}
-
-	/**
-	 * @return array<Plugin>
-	 */
-	function get_plugins(): array {
-		return $this->plugins;
-	}
-
-	function get_plugin(string $name): ?Plugin {
-		return $this->plugins[strtolower($name)] ?? null;
-	}
-
-	/**
-	 * @param PluginHost::HOOK_* $hook
-	 * @param mixed $args
-	 */
-	function run_hooks(string $hook, ...$args): void {
-
-		$method = strtolower((string)$hook);
-
-		foreach ($this->get_hooks((string)$hook) as $plugin) {
-			//Debug::log("invoking: " . get_class($plugin) . "->$hook()", Debug::$LOG_VERBOSE);
-
-			try {
-				$plugin->$method(...$args);
-			} catch (Exception $ex) {
-				user_error($ex, E_USER_WARNING);
-			} catch (Error $err) {
-				user_error($err, E_USER_WARNING);
-			}
-		}
-	}
-
-	/**
-	 * @param PluginHost::HOOK_* $hook
-	 * @param mixed $args
-	 * @param mixed $check
-	 */
-	function run_hooks_until(string $hook, $check, ...$args): bool {
-		$method = strtolower((string)$hook);
-
-		foreach ($this->get_hooks((string)$hook) as $plugin) {
-			try {
-				$result = $plugin->$method(...$args);
-
-				if ($result == $check)
-					return true;
-
-			} catch (Exception $ex) {
-				user_error($ex, E_USER_WARNING);
-			} catch (Error $err) {
-				user_error($err, E_USER_WARNING);
-			}
-		}
-
-		return false;
-	}
-
-	/**
-	 * @param PluginHost::HOOK_* $hook
-	 * @param mixed $args
-	 */
-	function run_hooks_callback(string $hook, Closure $callback, ...$args): void {
-		$method = strtolower((string)$hook);
-
-		foreach ($this->get_hooks((string)$hook) as $plugin) {
-			//Debug::log("invoking: " . get_class($plugin) . "->$hook()", Debug::$LOG_VERBOSE);
-
-			try {
-				if ($callback($plugin->$method(...$args), $plugin))
-					break;
-			} catch (Exception $ex) {
-				user_error($ex, E_USER_WARNING);
-			} catch (Error $err) {
-				user_error($err, E_USER_WARNING);
-			}
-		}
-	}
-
-	/**
-	 * @param PluginHost::HOOK_* $hook
-	 * @param mixed $args
-	 */
-	function chain_hooks_callback(string $hook, Closure $callback, &...$args): void {
-		$method = strtolower((string)$hook);
-		$span = OpenTelemetry\API\Trace\Span::getCurrent();
-		$span->addEvent("chain_hooks_callback: $hook");
-
-		foreach ($this->get_hooks((string)$hook) as $plugin) {
-			//Debug::log("invoking: " . get_class($plugin) . "->$hook()", Debug::$LOG_VERBOSE);
-
-			//$p_span = Tracer::start("$hook - " . get_class($plugin));
-
-			$span->addEvent("$hook - " . get_class($plugin));
-
-			try {
-				if ($callback($plugin->$method(...$args), $plugin))
-					break;
-			} catch (Exception $ex) {
-				user_error($ex, E_USER_WARNING);
-			} catch (Error $err) {
-				user_error($err, E_USER_WARNING);
-			}
-
-			//$p_span->end();
-		}
-
-		//$span->end();
-	}
-
-	/**
-	 * @param PluginHost::HOOK_* $type
-	 */
-	function add_hook(string $type, Plugin $sender, int $priority = 50): void {
-		$priority = (int) $priority;
-
-		if (!method_exists($sender, strtolower((string)$type))) {
-			user_error(
-				sprintf("Plugin %s tried to register a hook without implementation: %s",
-					get_class($sender), $type),
-				E_USER_WARNING
-			);
-			return;
-		}
-
-		if (empty($this->hooks[$type])) {
-			$this->hooks[$type] = [];
-		}
-
-		if (empty($this->hooks[$type][$priority])) {
-			$this->hooks[$type][$priority] = [];
-		}
-
-		array_push($this->hooks[$type][$priority], $sender);
-		ksort($this->hooks[$type]);
-	}
-
-	/**
-	 * @param PluginHost::HOOK_* $type
-	 */
-	function del_hook(string $type, Plugin $sender): void {
-		if (is_array($this->hooks[$type])) {
-			foreach (array_keys($this->hooks[$type]) as $prio) {
-				$key = array_search($sender, $this->hooks[$type][$prio]);
-
-				if ($key !== false) {
-					unset($this->hooks[$type][$prio][$key]);
-				}
-			}
-		}
-	}
-
-	/**
-	 * @param PluginHost::HOOK_* $type
-	 * @return array<int, Plugin>
-	 */
-	function get_hooks(string $type) {
-		if (isset($this->hooks[$type])) {
-			$tmp = [];
-
-			foreach (array_keys($this->hooks[$type]) as $prio) {
-				array_push($tmp, ...$this->hooks[$type][$prio]);
-			}
-
-			return $tmp;
-		}
-		return [];
-	}
-
-	/**
-	 * @param PluginHost::KIND_* $kind
-	 */
-	function load_all(int $kind, int $owner_uid = null, bool $skip_init = false): void {
-		$span = Tracer::start(__METHOD__);
-		$span->setAttribute('func.args', json_encode(func_get_args()));
-
-		$plugins = [...(glob("plugins/*") ?: []), ...(glob("plugins.local/*") ?: [])];
-		$plugins = array_filter($plugins, "is_dir");
-		$plugins = array_map("basename", $plugins);
-
-		asort($plugins);
-
-		$this->load(join(",", $plugins), (int)$kind, $owner_uid, $skip_init);
-
-		$span->end();
-	}
-
-	/**
-	 * @param PluginHost::KIND_* $kind
-	 */
-	function load(string $classlist, int $kind, int $owner_uid = null, bool $skip_init = false): void {
-		$span = Tracer::start(__METHOD__);
-		$span->setAttribute('func.args', json_encode(func_get_args()));
-
-		$plugins = explode(",", $classlist);
-
-		$this->owner_uid = (int) $owner_uid;
-
-		foreach ($plugins as $class) {
-			$class = trim($class);
-			$class_file = strtolower(basename(clean($class)));
-
-			$span->addEvent("$class_file: load");
-
-			// try system plugin directory first
-			$file = dirname(__DIR__) . "/plugins/$class_file/init.php";
-
-			if (!file_exists($file)) {
-				$file = dirname(__DIR__) . "/plugins.local/$class_file/init.php";
-
-				if (!file_exists($file)) {
-					continue;
-				}
-			}
-
-			if (!isset($this->plugins[$class])) {
-				// WIP hack
-				// we can't catch incompatible method signatures via Throwable
-				// this also enables global tt-rss safe mode in case there are more plugins like this
-				if (!getenv('TTRSS_XDEBUG_ENABLED') && ($_SESSION["plugin_blacklist"][$class] ?? 0)) {
-
-					// only report once per-plugin per-session
-					if ($_SESSION["plugin_blacklist"][$class] < 2) {
-						user_error("Plugin $class has caused a PHP fatal error so it won't be loaded again in this session.", E_USER_WARNING);
-						$_SESSION["plugin_blacklist"][$class] = 2;
-					}
-
-					$_SESSION["safe_mode"] = 1;
-
-					$span->setAttribute('error', 'plugin is blacklisted');
-					continue;
-				}
-
-				try {
-					$_SESSION["plugin_blacklist"][$class] = 1;
-					require_once $file;
-					unset($_SESSION["plugin_blacklist"][$class]);
-
-				} catch (Error $err) {
-					user_error($err, E_USER_WARNING);
-
-					$span->setAttribute('error', $err);
-					continue;
-				}
-
-				if (class_exists($class) && is_subclass_of($class, "Plugin")) {
-					$plugin = new $class($this);
-					$plugin_api = $plugin->api_version();
-
-					if ($plugin_api < self::API_VERSION) {
-						user_error("Plugin $class is not compatible with current API version (need: " . self::API_VERSION . ", got: $plugin_api)", E_USER_WARNING);
-
-						$span->setAttribute('error', 'plugin is not compatible with API version');
-						continue;
-					}
-
-					if (file_exists(dirname($file) . "/locale")) {
-						_bindtextdomain($class, dirname($file) . "/locale");
-						_bind_textdomain_codeset($class, "UTF-8");
-					}
-
-					$span->addEvent("$class_file: initialize");
-
-					try {
-						switch ($kind) {
-							case $this::KIND_SYSTEM:
-								if ($this->is_system($plugin)) {
-									if (!$skip_init) $plugin->init($this);
-									$this->register_plugin($class, $plugin);
-								}
-								break;
-							case $this::KIND_USER:
-								if (!$this->is_system($plugin)) {
-									if (!$skip_init) $plugin->init($this);
-									$this->register_plugin($class, $plugin);
-								}
-								break;
-							case $this::KIND_ALL:
-								if (!$skip_init) $plugin->init($this);
-								$this->register_plugin($class, $plugin);
-								break;
-							}
-					} catch (Exception $ex) {
-						user_error($ex, E_USER_WARNING);
-					} catch (Error $err) {
-						user_error($err, E_USER_WARNING);
-					}
-				}
-			}
-		}
-
-		$this->load_data();
-		$span->end();
-	}
-
-	function is_system(Plugin $plugin): bool {
-		$about = $plugin->about();
-
-		return ($about[3] ?? false) === true;
-	}
-
-	// only system plugins are allowed to modify routing
-	function add_handler(string $handler, string $method, Plugin $sender): void {
-		$handler = str_replace("-", "_", strtolower($handler));
-		$method = strtolower($method);
-
-		if ($this->is_system($sender)) {
-			$this->handlers[$handler] ??= [];
-			$this->handlers[$handler][$method] = $sender;
-		}
-	}
-
-	function del_handler(string $handler, string $method, Plugin $sender): void {
-		$handler = str_replace("-", "_", strtolower($handler));
-		$method = strtolower($method);
-
-		if ($this->is_system($sender)) {
-			unset($this->handlers[$handler][$method]);
-		}
-	}
-
-	/**
-	 * @return false|Plugin false if the handler couldn't be found, otherwise the Plugin/handler
-	 */
-	function lookup_handler(string $handler, string $method) {
-		$handler = str_replace("-", "_", strtolower($handler));
-		$method = strtolower($method);
-
-		if (isset($this->handlers[$handler])) {
-			if (isset($this->handlers[$handler]["*"])) {
-				return $this->handlers[$handler]["*"];
-			} else {
-				return $this->handlers[$handler][$method];
-			}
-		}
-
-		return false;
-	}
-
-	function add_command(string $command, string $description, Plugin $sender, string $suffix = "", string $arghelp = ""): void {
-		$command = str_replace("-", "_", strtolower($command));
-
-		$this->commands[$command] = array("description" => $description,
-			"suffix" => $suffix,
-			"arghelp" => $arghelp,
-			"class" => $sender);
-	}
-
-	function del_command(string $command): void {
-		$command = "-" . strtolower($command);
-
-		unset($this->commands[$command]);
-	}
-
-	/**
-	 * @return false|Plugin false if the command couldn't be found, otherwise the registered Plugin
-	 */
-	function lookup_command(string $command) {
-		$command = "-" . strtolower($command);
-
-		if (array_key_exists($command, $this->commands)) {
-			return $this->commands[$command]["class"];
-		} else {
-			return false;
-		}
-	}
-
-	/** @return array<string, array{'description': string, 'suffix': string, 'arghelp': string, 'class': Plugin}>> command type -> details array */
-	function get_commands() {
-		return $this->commands;
-	}
-
-	/**
-	 * @param array<string, mixed> $args
-	 */
-	function run_commands(array $args): void {
-		foreach ($this->get_commands() as $command => $data) {
-			if (isset($args[$command])) {
-				$command = str_replace("-", "", $command);
-				$data["class"]->$command($args);
-			}
-		}
-	}
-
-	private function load_data(): void {
-		$span = OpenTelemetry\API\Trace\Span::getCurrent();
-		$span->addEvent('load plugin data');
-
-		if ($this->owner_uid && !$this->data_loaded && Config::get_schema_version() > 100)  {
-			$sth = $this->pdo->prepare("SELECT name, content FROM ttrss_plugin_storage
-				WHERE owner_uid = ?");
-			$sth->execute([$this->owner_uid]);
-
-			while ($line = $sth->fetch()) {
-				$span->addEvent($line["name"] . ': unserialize');
-
-				$this->storage[$line["name"]] = unserialize($line["content"]);
-			}
-
-			$this->data_loaded = true;
-		}
-	}
-
-	private function save_data(string $plugin): void {
-		if ($this->owner_uid) {
-			$span = OpenTelemetry\API\Trace\Span::getCurrent();
-			$span->addEvent(__METHOD__ . ": $plugin");
-
-			if (!$this->pdo_data)
-				$this->pdo_data = Db::instance()->pdo_connect();
-
-			$this->pdo_data->beginTransaction();
-
-			$sth = $this->pdo_data->prepare("SELECT id FROM ttrss_plugin_storage WHERE
-				owner_uid= ? AND name = ?");
-			$sth->execute([$this->owner_uid, $plugin]);
-
-			$this->storage[$plugin] ??= [];
-
-			$content = serialize($this->storage[$plugin]);
-
-			if ($sth->fetch()) {
-				$sth = $this->pdo_data->prepare("UPDATE ttrss_plugin_storage SET content = ?
-					WHERE owner_uid= ? AND name = ?");
-				$sth->execute([$content, $this->owner_uid, $plugin]);
-
-			} else {
-				$sth = $this->pdo_data->prepare("INSERT INTO ttrss_plugin_storage
-					(name,owner_uid,content) VALUES
-					(?, ?, ?)");
-				$sth->execute([$plugin, $this->owner_uid, $content]);
-			}
-
-			$this->pdo_data->commit();
-		}
-	}
-
-	/**
-	 * same as set(), but sets data to current preference profile
-	 *
-	 * @param mixed $value
-	 */
-	function profile_set(Plugin $sender, string $name, $value): void {
-		$profile_id = $_SESSION["profile"] ?? null;
-
-		if ($profile_id) {
-			$idx = get_class($sender);
-
-			$this->storage[$idx] ??= [];
-			$this->storage[$idx][$profile_id] ??= [];
-			$this->storage[$idx][$profile_id][$name] = $value;
-
-			$this->save_data(get_class($sender));
-		} else {
-			$this->set($sender, $name, $value);
-		}
-	}
-
-	/**
-	 * @param mixed $value
-	 */
-	function set(Plugin $sender, string $name, $value): void {
-		$idx = get_class($sender);
-
-		$this->storage[$idx] ??= [];
-		$this->storage[$idx][$name] = $value;
-
-		$this->save_data(get_class($sender));
-	}
-
-	/**
-	 * @param array<int|string, mixed> $params
-	 */
-	function set_array(Plugin $sender, array $params): void {
-		$idx = get_class($sender);
-
-		$this->storage[$idx] ??= [];
-
-		foreach ($params as $name => $value)
-			$this->storage[$idx][$name] = $value;
-
-		$this->save_data(get_class($sender));
-	}
-
-	/**
-	 * same as get(), but sets data to current preference profile
-	 *
-	 * @param mixed $default_value
-	 * @return mixed
-	 */
-	function profile_get(Plugin $sender, string $name, $default_value = false) {
-		$profile_id = $_SESSION["profile"] ?? null;
-
-		if ($profile_id) {
-			$idx = get_class($sender);
-
-			$this->load_data();
-
-			if (isset($this->storage[$idx][$profile_id][$name])) {
-				return $this->storage[$idx][$profile_id][$name];
-			} else {
-				return $default_value;
-			}
-
-		} else {
-			return $this->get($sender, $name, $default_value);
-		}
-	}
-
-	/**
-	 * @param mixed $default_value
-	 * @return mixed
-	 */
-	function get(Plugin $sender, string $name, $default_value = false) {
-		$idx = get_class($sender);
-
-		$this->load_data();
-
-		if (isset($this->storage[$idx][$name])) {
-			return $this->storage[$idx][$name];
-		} else {
-			return $default_value;
-		}
-	}
-
-	/**
-	 * @param array<int|string, mixed> $default_value
-	 * @return array<int|string, mixed>
-	 */
-	function get_array(Plugin $sender, string $name, array $default_value = []) {
-		$tmp = $this->get($sender, $name);
-
-		if (!is_array($tmp)) $tmp = $default_value;
-
-		return $tmp;
-	}
-
-	/**
-	 * @return array<string, mixed>
-	 */
-	function get_all(Plugin $sender) {
-		$idx = get_class($sender);
-
-		return $this->storage[$idx] ?? [];
-	}
-
-	function clear_data(Plugin $sender): void {
-		if ($this->owner_uid) {
-			$idx = get_class($sender);
-
-			unset($this->storage[$idx]);
-
-			$sth = $this->pdo->prepare("DELETE FROM ttrss_plugin_storage WHERE name = ?
-				AND owner_uid = ?");
-			$sth->execute([$idx, $this->owner_uid]);
-		}
-	}
-
-	// Plugin feed functions are *EXPERIMENTAL*!
-
-	// cat_id: only -1 (Feeds::CATEGORY_SPECIAL) is supported (Special)
-	function add_feed(int $cat_id, string $title, string $icon, Plugin $sender): int {
-
-		if (empty($this->feeds[$cat_id]))
-			$this->feeds[$cat_id] = [];
-
-		$id = count($this->feeds[$cat_id]);
-
-		array_push($this->feeds[$cat_id],
-			['id' => $id, 'title' => $title, 'sender' => $sender, 'icon' => $icon]);
-
-		return $id;
-	}
-
-	/**
-	 * @return array<int, array{'id': int, 'title': string, 'sender': Plugin, 'icon': string}>
-	 */
-	function get_feeds(int $cat_id) {
-		return $this->feeds[$cat_id] ?? [];
-	}
-
-	// convert feed_id (e.g. -129) to pfeed_id first
-	function get_feed_handler(int $pfeed_id): ?Plugin {
-		foreach ($this->feeds as $cat) {
-			foreach ($cat as $feed) {
-				if ($feed['id'] == $pfeed_id) {
-					return $feed['sender'];
-				}
-			}
-		}
-		return null;
-	}
-
-	static function pfeed_to_feed_id(int $pfeed): int {
-		return PLUGIN_FEED_BASE_INDEX - 1 - abs($pfeed);
-	}
-
-	static function feed_to_pfeed_id(int $feed): int {
-		return PLUGIN_FEED_BASE_INDEX - 1 + abs($feed);
-	}
-
-	function add_api_method(string $name, Plugin $sender): void {
-		if ($this->is_system($sender)) {
-			$this->api_methods[strtolower($name)] = $sender;
-		}
-	}
-
-	function get_api_method(string $name): ?Plugin {
-		return $this->api_methods[$name] ?? null;
-	}
-
-	function add_filter_action(Plugin $sender, string $action_name, string $action_desc): void {
-		$sender_class = get_class($sender);
-
-		$this->plugin_actions[$sender_class] ??= [];
-
-		$this->plugin_actions[$sender_class][] = [
-			"action" => $action_name,
-			"description" => $action_desc,
-			"sender" => $sender,
-		];
-	}
-
-	/**
-	 * @return array<string, array<int, array{'action': string, 'description': string, 'sender': Plugin}>>
-	 */
-	function get_filter_actions() {
-		return $this->plugin_actions;
-	}
-
-	function get_owner_uid(): ?int {
-		return $this->owner_uid;
-	}
-
-	/**
-	 * handled by classes/pluginhandler.php, requires valid session
-	 *
-	 * @param array<int|string, mixed> $params
-	 */
-	function get_method_url(Plugin $sender, string $method, array $params = []): string  {
-		return Config::get_self_url() . "/backend.php?" .
-			http_build_query(
-				array_merge(
-					[
-						"op" => "pluginhandler",
-						"plugin" => strtolower(get_class($sender)),
-						"method" => $method
-					],
-					$params));
-	}
-
-	// shortcut syntax (disabled for now)
-	/* function get_method_url(Plugin $sender, string $method, $params)  {
-		return Config::get_self_url() . "/backend.php?" .
-			http_build_query(
-				array_merge(
-					[
-						"op" => strtolower(get_class($sender) . self::PUBLIC_METHOD_DELIMITER . $method),
-					],
-					$params));
-	} */
-
-	/**
-	 * WARNING: endpoint in public.php, exposed to unauthenticated users
-	 *
-	 * @param array<int|string, mixed> $params
-	 */
-	function get_public_method_url(Plugin $sender, string $method, array $params = []): ?string  {
-		if ($sender->is_public_method($method)) {
-			return Config::get_self_url() . "/public.php?" .
-				http_build_query(
-					array_merge(
-						[
-							"op" => strtolower(get_class($sender) . self::PUBLIC_METHOD_DELIMITER . $method),
-						],
-						$params));
-		}
-		user_error("get_public_method_url: requested method '$method' of '" . get_class($sender) . "' is private.");
-		return null;
-	}
-
-	function get_plugin_dir(Plugin $plugin): string {
-		$ref = new ReflectionClass(get_class($plugin));
-		return dirname($ref->getFileName());
-	}
-
-	// TODO: use get_plugin_dir()
-	function is_local(Plugin $plugin): bool {
-		$ref = new ReflectionClass(get_class($plugin));
-		return basename(dirname(dirname($ref->getFileName()))) == "plugins.local";
-	}
-}