448 lines
11 KiB
PHP
448 lines
11 KiB
PHP
<?php
|
|
class PluginHost {
|
|
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;
|
|
const HOOK_PREFS_TAB = 3;
|
|
const HOOK_PREFS_TAB_SECTION = 4;
|
|
const HOOK_PREFS_TABS = 5;
|
|
const HOOK_FEED_PARSED = 6;
|
|
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 HOOK_SEND_LOCAL_FILE = 37;
|
|
|
|
const KIND_ALL = 1;
|
|
const KIND_SYSTEM = 2;
|
|
const KIND_USER = 3;
|
|
|
|
function __construct() {
|
|
$this->pdo = Db::pdo();
|
|
|
|
$this->storage = array();
|
|
}
|
|
|
|
private function __clone() {
|
|
//
|
|
}
|
|
|
|
public static function getInstance() {
|
|
if (self::$instance == null)
|
|
self::$instance = new self();
|
|
|
|
return self::$instance;
|
|
}
|
|
|
|
private function register_plugin($name, $plugin) {
|
|
//array_push($this->plugins, $plugin);
|
|
$this->plugins[$name] = $plugin;
|
|
}
|
|
|
|
// needed for compatibility with API 1
|
|
function get_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() {
|
|
return $this->plugins;
|
|
}
|
|
|
|
function get_plugin($name) {
|
|
return $this->plugins[strtolower($name)];
|
|
}
|
|
|
|
function run_hooks($type, $method, $args) {
|
|
foreach ($this->get_hooks($type) as $hook) {
|
|
$hook->$method($args);
|
|
}
|
|
}
|
|
|
|
function add_hook($type, $sender) {
|
|
if (!is_array($this->hooks[$type])) {
|
|
$this->hooks[$type] = array();
|
|
}
|
|
|
|
array_push($this->hooks[$type], $sender);
|
|
}
|
|
|
|
function del_hook($type, $sender) {
|
|
if (is_array($this->hooks[$type])) {
|
|
$key = array_Search($sender, $this->hooks[$type]);
|
|
if ($key !== FALSE) {
|
|
unset($this->hooks[$type][$key]);
|
|
}
|
|
}
|
|
}
|
|
|
|
function get_hooks($type) {
|
|
if (isset($this->hooks[$type])) {
|
|
return $this->hooks[$type];
|
|
} else {
|
|
return array();
|
|
}
|
|
}
|
|
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, $skip_init = false) {
|
|
$plugins = explode(",", $classlist);
|
|
|
|
$this->owner_uid = (int) $owner_uid;
|
|
|
|
foreach ($plugins as $class) {
|
|
$class = trim($class);
|
|
$class_file = strtolower(basename($class));
|
|
|
|
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($plugin)) {
|
|
if (!$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, $plugin);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function is_system($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, $sender) {
|
|
$handler = str_replace("-", "_", strtolower($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($args);
|
|
}
|
|
}
|
|
}
|
|
|
|
function load_data() {
|
|
if ($this->owner_uid) {
|
|
$sth = $this->pdo->prepare("SELECT name, content FROM ttrss_plugin_storage
|
|
WHERE owner_uid = ?");
|
|
$sth->execute([$this->owner_uid]);
|
|
|
|
while ($line = $sth->fetch()) {
|
|
$this->storage[$line["name"]] = unserialize($line["content"]);
|
|
}
|
|
}
|
|
}
|
|
|
|
private function save_data($plugin) {
|
|
if ($this->owner_uid) {
|
|
$this->pdo->beginTransaction();
|
|
|
|
$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();
|
|
|
|
$content = serialize($this->storage[$plugin]);
|
|
|
|
if ($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 {
|
|
$sth = $this->pdo->prepare("INSERT INTO ttrss_plugin_storage
|
|
(name,owner_uid,content) VALUES
|
|
(?, ?, ?)");
|
|
$sth->execute([$plugin, $this->owner_uid, (string)$content]);
|
|
}
|
|
|
|
$this->pdo->commit();
|
|
}
|
|
}
|
|
|
|
function set($sender, $name, $value, $sync = true) {
|
|
$idx = get_class($sender);
|
|
|
|
if (!isset($this->storage[$idx]))
|
|
$this->storage[$idx] = array();
|
|
|
|
$this->storage[$idx][$name] = $value;
|
|
|
|
if ($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);
|
|
|
|
return $this->storage[$idx];
|
|
}
|
|
|
|
function clear_data($sender) {
|
|
if ($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, $this->owner_uid]);
|
|
}
|
|
}
|
|
|
|
function set_debug($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;
|
|
}
|
|
}
|