BotLoader/BotLoader.class.php

   1 <?php
   2 /********************************* PHP-P10 ******************************
   3  *    P10 uplink class by pk910   (c)2011 pk910                         *
   4  ************************************************************************
   5  *                          Version 2 (OOP)                             *
   6  *                                                                      *
   7  * PHP-P10 is free software; you can redistribute it and/or modify      *
   8  * it under the terms of the GNU General Public License as published by *
   9  * the Free Software Foundation; either version 2 of the License, or    *
  10  * (at your option) any later version.                                  *
  11  *                                                                      *
  12  * This program is distributed in the hope that it will be useful,      *
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
  15  * GNU General Public License for more details.                         *
  16  *                                                                      *
  17  * You should have received a copy of the GNU General Public License    *
  18  * along with PHP-P10; if not, write to the Free Software Foundation,   *
  19  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.       *
  20  *                                                                      *
  21  ************************************************************************
  22  *
  23  *  BotLoader/BotLoader.class.php
  24  *
  25  * This class loades / rehashs or unloads all Bots.
  26  *
  27  */
  28 require_once("Bot.class.php");
  29 require_once("saxdb.class.php");
  30
  31 class BotLoader {
  32         const BOT_DIR = "Bots";
  33         const TMP_DIR = "tmp";
  34         private $uplink;
  35         private $saxdb;
  36         private $botdb;
  37         private $loadedBots = array();
  38         private $botDatabases = array();
  39         private static $botloader;
  40
  41         public function __construct($uplink) {
  42                 $this->uplink = $uplink;
  43                 $this->saxdb = new saxdb();
  44                 $this->saxdb->loadDB("php_p10.db");
  45                 $this->botdb = $this->saxdb->getSection("BotLoader");
  46                 self::$botloader = $this;
  47                 timer(60*10, array($this, "autosave"), array());
  48         }
  49
  50         public function loadBots() {
  51                 if(array_key_exists("bots", $this->botdb) && is_array($this->botdb["bots"])) {
  52                         foreach($this->botdb["bots"] as $name => $botfile) {
  53                                 $this->loadBot($name, $botfile);
  54                         }
  55                 } else {
  56                         $this->botdb["bots"] = array();
  57                 }
  58         }
  59
  60         public function unloadBots() {
  61                 foreach($this->loadedBots as $name => $bot) {
  62                         $this->unloadBot($name, false);
  63                 }
  64         }
  65
  66         public function save() {
  67                 $this->saxdb->writeDB("php_p10.db");
  68         }
  69
  70         public function autosave() {
  71                 foreach($this->loadedBots as $name => $bot) {
  72                         if(array_key_exists(strtolower($name), $this->botDatabases)) {
  73                                 $db = $bot->writeDB();
  74                                 $this->saxdb->setSection($this->botDatabases[strtolower($name)],$db);
  75                         }
  76                 }
  77                 $this->save();
  78                 timer(60*10, array($this, "autosave"), array());
  79         }
  80
  81         public function loop() {
  82                 foreach($this->loadedBots as $name => $bot) {
  83                         $bot->loop();
  84                 }
  85         }
  86
  87         private function loadBot($name, $botfile) {
  88                 if(array_key_exists(strtolower($name), $this->loadedBots)) return false;
  89                 //load bot
  90                 $bot = $this->loadClass($botfile, $name);
  91                 if(!$bot) return false;
  92                 $bot->load($this->uplink);
  93                 $this->loadedBots[strtolower($name)] = $bot;
  94                 if(!array_key_exists($name, $this->botdb["bots"])) {
  95                         $this->botdb["bots"][$name] = $botfile;
  96                 }
  97         }
  98
  99         private function unloadBot($name, $delete = true) {
 100                 if(!(array_key_exists(strtolower($name), $this->loadedBots))) return false;
 101                 //unload bot
 102                 $bot = $this->loadedBots[strtolower($name)];
 103                 if(array_key_exists(strtolower($name), $this->botDatabases)) {
 104                         $db = $bot->writeDB();
 105                         $this->saxdb->setSection($this->botDatabases[strtolower($name)],$db);
 106                         unset($this->botDatabases[strtolower($name)]);
 107                 }
 108                 ModCMD::unbindBot($bot);
 109                 $bot->unload(false);
 110                 unset($this->loadedBots[strtolower($name)]);
 111                 if(array_key_exists($name, $this->botdb["bots"]) && $delete) {
 112                         unset($this->botdb["bots"][$name]);
 113                 }
 114         }
 115
 116         private function rehashBot($name) {
 117                 if(!(array_key_exists(strtolower($name), $this->loadedBots))) return false;
 118                 //rehash bot
 119                 $bot = $this->loadedBots[strtolower($name)];
 120                 if(array_key_exists(strtolower($name), $this->botDatabases)) {
 121                         $db = $bot->writeDB();
 122                         $this->saxdb->setSection($this->botDatabases[strtolower($name)],$db);
 123                         unset($this->botDatabases[strtolower($name)]);
 124                 }
 125                 ModCMD::unbindBot($bot);
 126                 $data = $bot->unload(true);
 127                 unset($this->loadedBots[strtolower($name)]);
 128                 //ok  bot is unloaded... load it again...
 129                 $bot = $this->loadClass($botfile, $name);
 130                 if(!$bot) return false;
 131                 $bot->load($this->uplink, $data);
 132                 $this->loadedBots[strtolower($name)] = $bot;
 133         }
 134
 135         private function listLoadedBots() {
 136                 return $this->loadedBots;
 137         }
 138
 139         private function addDBsection($bot, $section) {
 140                 if(!is_a($bot, "Bot")) return false;
 141                 $name = null;
 142                 foreach($this->loadedBots as $botname => $cbot) {
 143                         if($cbot === $bot) {
 144                                 $name = $botname;
 145                                 break;
 146                         }
 147                 }
 148                 if($name == null) return false;
 149                 if(array_key_exists(strtolower($name), $this->botDatabases)) {
 150                         return false;
 151                 }
 152                 $this->botDatabases[strtolower($name)] = $section;
 153                 $bot->readDB($this->saxdb->getSection($section));
 154         }
 155
 156         private function loadClass($file, $classprefix) {
 157                 $dir = self::BOT_DIR;
 158                 $tmp = self::TMP_DIR;
 159                 $maincode=file_get_contents($dir."/".$file);
 160                 if(!$maincode) return;
 161                 $class = rand(10000,99999);
 162                 while(class_exists("bot_".$classprefix."_".$class)) {
 163                         $class = rand(10000,99999);
 164                 }
 165                 $maincode = str_replace('{$_NAME}', "module_".$classprefix."_".$class, $maincode);
 166                 $fp = fopen($tmp."/modules_".$classprefix."_".$class.".tmp.php", 'w');
 167                 fwrite($fp, $maincode);
 168                 fclose($fp);
 169                 include($tmp."/modules_".$classprefix."_".$class.".tmp.php");
 170                 $classname = "module_".$classprefix."_".$class;
 171                 $newclass = new $classname();
 172                 unlink($tmp."/modules_".$classprefix."_".$class.".tmp.php");
 173                 return $newclass;
 174         }
 175
 176         public static function load($name, $botfile) {
 177                 return self::$botloader->loadBot($name, $botfile);
 178         }
 179
 180         public static function unload($name) {
 181                 return self::$botloader->unloadBot($name);
 182         }
 183
 184         public static function rehash($name) {
 185                 return self::$botloader->rehashBot($name);
 186         }
 187
 188         public static function listBots() {
 189                 return self::$botloader->listLoadedBots();
 190         }
 191
 192         public static function registerDB($bot, $name) {
 193                 return self::$botloader->addDBsection($bot, $name);
 194         }
 195 }
 196
 197 ?>