199 lines
4.3 KiB
PHP
199 lines
4.3 KiB
PHP
<?php
|
|
class PluginHost {
|
|
private $link;
|
|
private $hooks = array();
|
|
private $plugins = array();
|
|
private $handlers = array();
|
|
private $commands = array();
|
|
|
|
const HOOK_ARTICLE_BUTTON = 1;
|
|
const HOOK_ARTICLE_FILTER = 2;
|
|
const HOOK_PREFS_TAB = 3;
|
|
const HOOK_PREFS_TAB_SECTION = 4;
|
|
const HOOK_PREFS_TABS = 5;
|
|
const HOOK_FEED_PARSED = 6;
|
|
const HOOK_UPDATE_TASK = 7;
|
|
const HOOK_AUTH_USER = 8;
|
|
|
|
const KIND_ALL = 1;
|
|
const KIND_SYSTEM = 2;
|
|
const KIND_USER = 3;
|
|
|
|
function __construct($link) {
|
|
$this->link = $link;
|
|
}
|
|
|
|
private function register_plugin($name, $plugin) {
|
|
//array_push($this->plugins, $plugin);
|
|
$this->plugins[$name] = $plugin;
|
|
}
|
|
|
|
function get_link() {
|
|
return $this->link;
|
|
}
|
|
|
|
function get_plugins() {
|
|
return $this->plugins;
|
|
}
|
|
|
|
function get_plugin($name) {
|
|
return $this->plugins[$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])) {
|
|
$key = array_Search($this->hooks[$type], $sender);
|
|
if ($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) {
|
|
$plugins = array_map("basename", glob("plugins/*"));
|
|
$this->load(join(",", $plugins), $kind);
|
|
}
|
|
|
|
function load($classlist, $kind) {
|
|
$plugins = explode(",", $classlist);
|
|
|
|
foreach ($plugins as $class) {
|
|
$class = trim($class);
|
|
$class_file = strtolower(basename($class));
|
|
$file = dirname(__FILE__)."/../plugins/$class_file/$class_file.php";
|
|
|
|
if (!isset($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) {
|
|
$command = "-" . str_replace("-", "_", strtolower($command));
|
|
|
|
$this->commands[$command] = array("description" => $description,
|
|
"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 => $data) {
|
|
if (in_array($command, $args)) {
|
|
$command = str_replace("-", "", $command);
|
|
$data["class"]->$command($args);
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
?>
|