sources/plugin-class.inc.php

   1 <?php
   2
   3 class plugin {
   4
   5         public $plugin_list;
   6         private $ircmain;
   7
   8         function __construct() {
   9                 $this->ircmain = main::GetInstance();
  10         }
  11
  12          public function load_plugin($plugin_name) {
  13                 if ( !array_key_exists ( $plugin_name, $this->plugin_list ) ) {
  14                         if ( is_readable('./plugins/'.$plugin_name.'-plugin.inc.php') ) {
  15                                 require_once './plugins/'.$plugin_name.'-plugin.inc.php';
  16                                 $this->plugin_list[$plugin_name] = new $plugin_name($this);
  17                                 self::plugin_register_cmd($plugin_name, $this->plugin_list[$plugin_name]->commands_list());
  18                         } else {
  19                                 throw new Exception("Class '$plugin_name' not found",0);
  20                         }
  21                 }
  22         }
  23
  24         protected function plugin_register_cmd($plugin,$commands) {
  25                 foreach ($commands as $method => $info) {
  26                         if (!method_exists($this->plugin_list[$plugin],$method) || !is_callable(array($this->plugin_list[$plugin],$method))) {
  27                                 trigger_error("method '$plugin:$method' in the commands list is not callable.\n",E_USER_WARNING);
  28                         } else {
  29                                 self::add_command($plugin,$method,$info['accepted_args'],$info['help'],$info['type']);
  30                         }
  31                 }
  32         }
  33
  34         public function unload_plugin($plugin_name) {
  35                 if ( array_key_exists ( $plugin_name, $this->plugin_list ) ) {
  36                         unset( $this->plugin_list[$plugin_name] );
  37                 }
  38         }
  39
  40         private function do_command ($msg_info,$plugin,$method) {
  41                 $all_args = array_slice(func_get_args(), 3);
  42
  43                 if (isset($this->commands[$plugin])) {
  44                         foreach ($this->commands[$plugin] as $method_name => $methods) {
  45                                 if ($method_name == $method) {
  46                                                 $accepted_args = $methods['accepted_args'];
  47
  48                                         if ( $accepted_args >= 1 )
  49                                                 $the_args = array_slice($all_args, 0, $accepted_args);
  50                                         elseif ( $accepted_args == 0 )
  51                                                 $the_args = NULL;
  52                                         else
  53                                                 $the_args = $all_args;
  54
  55                                 //      echo "Args :\n";
  56                                 //      print_r($the_args);
  57                                 //      echo "\n";
  58
  59                                         if ($plugin == 'core') {
  60                                                 call_user_func_array(array($this->ircmain,$method_name),$the_args);
  61                                         } else {
  62                                                 $this->plugin_list[$plugin]->current_message($msg_info);
  63                                                 call_user_func_array(array($this->plugin_list[$plugin],$method_name),$the_args);
  64                                         }
  65                                 }
  66                         }
  67                 }
  68         }
  69
  70         private function add_command($plugin,$method_to_add,$accepted_args=0,$help='',$type='public') {
  71                 if (isset($this->commands[$plugin][$method_to_add])) {
  72                         return true;
  73                 }
  74
  75                 $this->commands[$plugin][$method_to_add] = array(
  76                         'accepted_args' => $accepted_args,
  77                         'help'          => $help,
  78                         'type'          => $type
  79                 );
  80                 return true;
  81         }
  82
  83         private function remove_command($plugin,$method_to_remove) {
  84                 if ($method_to_remove == '_all_method') {
  85                         unset($this->commands[$plugin]);
  86                 } elseif (isset($this->commands[$plugin][$method_to_remove])) {
  87                         unset($this->commands[$plugin][$method_to_remove]);
  88
  89                         $this->commands[$plugin] = $new_method_list;
  90                 }
  91                 return false;
  92         }
  93
  94         private function list_command($plugin) {
  95                 if (isset($this->commands[$plugin])) {
  96                         foreach ($this->commands[$plugin] as $method_name => $method_info) {
  97                                 $command_list[] = array_merge(array('method'=>$method_name),$method_info);
  98                         }
  99                         return $command_list;
 100                 }
 101                 return false;
 102         }
 103 }
 104
 105 ?>