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ADD: listplug_table_pluginlist()に関数内キャッシュを追加
[nucleus-jp/nucleus-next.git] / nucleus / libs / MANAGER.php
index 40b52ff..737899a 100644 (file)
  * hoping to diminish execution time\r
  *\r
  * The class is a singleton, meaning that there will be only one object of it\r
- * active at all times. The object can be requested using MANAGER::instance()\r
+ * active at all times. The object can be requested using Manager::instance()\r
  *\r
  * @license http://nucleuscms.org/license.txt GNU General Public License\r
  * @copyright Copyright (C) 2002-2009 The Nucleus Group\r
- * @version $Id: MANAGER.php 1624 2012-01-09 11:36:20Z sakamocchi $\r
+ * @version $Id: MANAGER.php 1731 2012-04-08 15:10:35Z sakamocchi $\r
  */\r
-class MANAGER\r
+class Manager\r
 {\r
-\r
        /**\r
         * Cached ITEM, BLOG, PLUGIN, KARMA and MEMBER objects. When these objects are requested\r
         * through the global $manager object (getItem, getBlog, ...), only the first call\r
@@ -33,50 +32,59 @@ class MANAGER
         * The $items, $blogs, ... arrays map an id to an object (for plugins, the name is used\r
         * rather than an ID)\r
         */\r
-       var $items;\r
-       var $blogs;\r
-       var $plugins;\r
-       var $karma;\r
-       var $templates;\r
-       var $members;\r
-\r
+       private $items;\r
+       private $blogs;\r
+       private $plugins;\r
+       private $karma;\r
+       private $templates;\r
+       private $members;\r
+       \r
        /**\r
         * cachedInfo to avoid repeated SQL queries (see pidInstalled/pluginInstalled/getPidFromName)\r
         * e.g. which plugins exists?\r
         *\r
         * $cachedInfo['installedPlugins'] = array($pid -> $name)\r
         */\r
-       var $cachedInfo;\r
-\r
+       private $cachedInfo;\r
+       \r
        /**\r
         * The plugin subscriptionlist\r
         *\r
         * The subcription array has the following structure\r
         *              $subscriptions[$EventName] = array containing names of plugin classes to be\r
         *                                                                       notified when that event happens\r
+        * \r
+        * NOTE: this is referred by Comments::addComment() for spamcheck API\r
+        * TODO: we should add new methods to get this\r
         */\r
-       var $subscriptions;\r
-\r
+       public $subscriptions;\r
+       \r
+       /**\r
+        * Ticket functions. These are uses by the admin area to make it impossible to simulate certain GET/POST\r
+        * requests. tickets are user specific\r
+        */\r
+       private $currentRequestTicket = '';\r
+       \r
        /**\r
         * Returns the only instance of this class. Creates the instance if it\r
         * does not yet exists. Users should use this function as\r
-        * $manager =& MANAGER::instance(); to get a reference to the object\r
+        * $manager =& Manager::instance(); to get a reference to the object\r
         * instead of a copy\r
         */\r
-       function &instance()\r
+       public function &instance()\r
        {\r
                static $instance = array();\r
                if ( empty($instance) )\r
                {\r
-                       $instance[0] = new MANAGER();\r
+                       $instance[0] = new Manager();\r
                }\r
                return $instance[0];\r
        }\r
-\r
+       \r
        /**\r
         * The constructor of this class initializes the object caches\r
         */\r
-       function MANAGER()\r
+       public function __construct()\r
        {\r
                $this->items = array();\r
                $this->blogs = array();\r
@@ -86,155 +94,160 @@ class MANAGER
                $this->cachedInfo = array();\r
                return;\r
        }\r
-\r
+       \r
        /**\r
         * Returns the requested item object. If it is not in the cache, it will\r
         * first be loaded and then placed in the cache.\r
         * Intended use: $item =& $manager->getItem(1234)\r
         */\r
-       function &getItem($itemid, $allowdraft, $allowfuture)\r
+       public function &getItem($itemid, $allowdraft, $allowfuture)\r
        {\r
                $item =& $this->items[$itemid];\r
-\r
+               \r
                // check the draft and future rules if the item was already cached\r
                if ( $item )\r
                {\r
-                       if ((!$allowdraft) && ($item['draft']))\r
+                       if ( (!$allowdraft) && ($item['draft']) )\r
+                       {\r
                                return 0;\r
-\r
+                       }\r
+                       \r
                        $blog =& $this->getBlog(getBlogIDFromItemID($itemid));\r
+                       \r
                        if ( (!$allowfuture) && ($item['timestamp'] > $blog->getCorrectTime()) )\r
                        {\r
                                return 0;\r
                        }\r
                }\r
+               \r
                if ( !$item )\r
                {\r
                        // load class if needed\r
                        $this->loadClass('ITEM');\r
                        // load item object\r
-                       $item = ITEM::getitem($itemid, $allowdraft, $allowfuture);\r
+                       $item = Item::getitem($itemid, $allowdraft, $allowfuture);\r
                        $this->items[$itemid] = $item;\r
                }\r
                return $item;\r
        }\r
-\r
+       \r
        /**\r
         * Loads a class if it has not yet been loaded\r
         */\r
-       function loadClass($name)\r
+       public function loadClass($name)\r
        {\r
                $this->_loadClass($name, $name . '.php');\r
                return;\r
        }\r
-\r
+       \r
        /**\r
         * Checks if an item exists\r
         */\r
-       function existsItem($id,$future,$draft)\r
+       public function existsItem($id,$future,$draft)\r
        {\r
                $this->_loadClass('ITEM','ITEM.php');\r
-               return ITEM::exists($id,$future,$draft);\r
+               return Item::exists($id,$future,$draft);\r
        }\r
-\r
+       \r
        /**\r
         * Checks if a category exists\r
         */\r
-       function existsCategory($id)\r
+       public function existsCategory($id)\r
        {\r
-               return (quickQuery('SELECT COUNT(*) as result FROM '.sql_table('category').' WHERE catid='.intval($id)) > 0);\r
+               return (DB::getValue('SELECT COUNT(*) as result FROM '.sql_table('category').' WHERE catid='.intval($id)) > 0);\r
        }\r
-\r
+       \r
        /**\r
         * Returns the blog object for a given blogid\r
         */\r
-       function &getBlog($blogid)\r
+       public function &getBlog($blogid)\r
        {\r
                $blog =& $this->blogs[$blogid];\r
-\r
+               \r
                if ( !$blog )\r
                {\r
                        // load class if needed\r
                        $this->_loadClass('BLOG','BLOG.php');\r
                        // load blog object\r
-                       $blog = new BLOG($blogid);\r
+                       $blog = new Blog($blogid);\r
                        $this->blogs[$blogid] =& $blog;\r
                }\r
                return $blog;\r
        }\r
-\r
+       \r
        /**\r
         * Checks if a blog exists\r
         */\r
-       function existsBlog($name)\r
+       public function existsBlog($name)\r
        {\r
                $this->_loadClass('BLOG','BLOG.php');\r
-               return BLOG::exists($name);\r
+               return Blog::exists($name);\r
        }\r
-\r
+       \r
        /**\r
         * Checks if a blog id exists\r
         */\r
-       function existsBlogID($id)\r
+       public function existsBlogID($id)\r
        {\r
                $this->_loadClass('BLOG','BLOG.php');\r
-               return BLOG::existsID($id);\r
+               return Blog::existsID($id);\r
        }\r
-\r
+       \r
        /**\r
         * Returns a previously read template\r
         */\r
-       function &getTemplate($templateName)\r
+       public function &getTemplate($templateName)\r
        {\r
                $template =& $this->templates[$templateName];\r
-\r
+               \r
                if ( !$template )\r
                {\r
-                       $template = TEMPLATE::read($templateName);\r
+                       $template = Template::read($templateName);\r
                        $this->templates[$templateName] =& $template;\r
                }\r
                return $template;\r
        }\r
-\r
+       \r
        /**\r
         * Returns a KARMA object (karma votes)\r
         */\r
-       function &getKarma($itemid)\r
+       public function &getKarma($itemid)\r
        {\r
                $karma =& $this->karma[$itemid];\r
-\r
-               if ( !$karma ) {\r
+               \r
+               if ( !$karma )\r
+               {\r
                        // load class if needed\r
                        $this->_loadClass('KARMA','KARMA.php');\r
                        // create KARMA object\r
-                       $karma = new KARMA($itemid);\r
+                       $karma = new Karma($itemid);\r
                        $this->karma[$itemid] =& $karma;\r
                }\r
                return $karma;\r
        }\r
-\r
+       \r
        /**\r
         * Returns a MEMBER object\r
         */\r
-       function &getMember($memberid)\r
+       public function &getMember($memberid)\r
        {\r
                $mem =& $this->members[$memberid];\r
-\r
+               \r
                if ( !$mem )\r
                {\r
                        // load class if needed\r
                        $this->_loadClass('MEMBER','MEMBER.php');\r
                        // create MEMBER object\r
-                       $mem =& MEMBER::createFromID($memberid);\r
+                       $mem =& Member::createFromID($memberid);\r
                        $this->members[$memberid] =& $mem;\r
                }\r
                return $mem;\r
        }\r
-\r
+       \r
        /**\r
         * Set the global parser preferences\r
         */\r
-       function setParserProperty($name, $value)\r
+       public function setParserProperty($name, $value)\r
        {\r
                $this->parserPrefs[$name] = $value;\r
                return;\r
@@ -243,17 +256,17 @@ class MANAGER
        /**\r
         * Get the global parser preferences\r
         */\r
-       function getParserProperty($name)\r
+       public function getParserProperty($name)\r
        {\r
                return $this->parserPrefs[$name];\r
        }\r
-\r
+       \r
        /**\r
-         * A helper function to load a class\r
-         \r
-         *     private\r
-         */\r
-       function _loadClass($name, $filename)\r
+        * A helper function to load a class\r
+        * \r
+             private\r
+        */\r
+       private function _loadClass($name, $filename)\r
        {\r
                if ( !class_exists($name) )\r
                {\r
@@ -262,84 +275,90 @@ class MANAGER
                }\r
                return;\r
        }\r
-\r
+       \r
        /**\r
-        * MANAGER::_loadPlugin()\r
+        * Manager::_loadPlugin()\r
         * loading a certain plugin\r
         * \r
         * @param       string $name plugin name\r
         * @return      void\r
         */\r
-       function _loadPlugin($name)\r
+       private function _loadPlugin($name)\r
        {\r
+               global $DIR_PLUGINS, $MYSQL_HANDLER, $MYSQL_PREFIX;\r
+               \r
+               if ( class_exists($name) )\r
+               {\r
+                       return;\r
+               }\r
+               \r
+               $fileName = "{$DIR_PLUGINS}{$name}.php";\r
+               \r
+               if ( !file_exists($fileName) )\r
+               {\r
+                       if ( !defined('_MANAGER_PLUGINFILE_NOTFOUND') )\r
+                       {\r
+                               define('_MANAGER_PLUGINFILE_NOTFOUND', 'Plugin %s was not loaded (File not found)');\r
+                       }\r
+                       ActionLog::add(WARNING, sprintf(_MANAGER_PLUGINFILE_NOTFOUND, $name)); \r
+                       return 0;\r
+               }\r
+               \r
+               // load plugin\r
+               include($fileName);\r
+               \r
+               // check if class exists (avoid errors in eval'd code)\r
                if ( !class_exists($name) )\r
                {\r
-                               global $DIR_PLUGINS;\r
-                               \r
-                               $fileName = $DIR_PLUGINS . $name . '.php';\r
-                               \r
-                               if ( !file_exists($fileName) )\r
-                               {\r
-                                       if ( !defined('_MANAGER_PLUGINFILE_NOTFOUND') )\r
-                                       {\r
-                                               define('_MANAGER_PLUGINFILE_NOTFOUND', 'Plugin %s was not loaded (File not found)');\r
-                                       }\r
-                                       ACTIONLOG::add(WARNING, sprintf(_MANAGER_PLUGINFILE_NOTFOUND, $name)); \r
-                                       return 0;\r
-                               }\r
-                               \r
-                               // load plugin\r
-                               include($fileName);\r
-                               \r
-                               // check if class exists (avoid errors in eval'd code)\r
-                               if ( !class_exists($name) )\r
-                               {\r
-                                       ACTIONLOG::add(WARNING, sprintf(_MANAGER_PLUGINFILE_NOCLASS, $name));\r
-                                       return 0;\r
-                               }\r
-                               \r
-                               // add to plugin array\r
-                               eval('$this->plugins[$name] = new ' . $name . '();');\r
-                               \r
-                               // get plugid\r
-                               $this->plugins[$name]->setID($this->getPidFromName($name));\r
-                               \r
-                               // unload plugin if a prefix is used and the plugin cannot handle this^\r
-                               global $MYSQL_PREFIX;\r
-                               if ( ($MYSQL_PREFIX != '')\r
-                                 && !$this->plugins[$name]->supportsFeature('SqlTablePrefix') )\r
-                               {\r
-                                       unset($this->plugins[$name]);\r
-                                       ACTIONLOG::add(WARNING, sprintf(_MANAGER_PLUGINTABLEPREFIX_NOTSUPPORT, $name));\r
-                                       return 0;\r
-                               }\r
-                               \r
-                               // unload plugin if using non-mysql handler and plugin does not support it \r
-                               global $MYSQL_HANDLER;\r
-                               if ( (!in_array('mysql',$MYSQL_HANDLER))\r
-                                 && !$this->plugins[$name]->supportsFeature('SqlApi') )\r
-                               {\r
-                                       unset($this->plugins[$name]);\r
-                                       ACTIONLOG::add(WARNING, sprintf(_MANAGER_PLUGINSQLAPI_NOTSUPPORT, $name));\r
-                                       return 0;\r
-                               }\r
-                               \r
-                               // call init method\r
-                               $this->plugins[$name]->init();\r
+                       ActionLog::add(WARNING, sprintf(_MANAGER_PLUGINFILE_NOCLASS, $name));\r
+                       return 0;\r
                }\r
+               \r
+               // add to plugin array\r
+               $this->plugins[$name] = new $name();\r
+               \r
+               // get plugid\r
+               $this->plugins[$name]->setID($this->getPidFromName($name));\r
+               \r
+               // unload plugin if a prefix is used and the plugin cannot handle this\r
+               if ( ($MYSQL_PREFIX != '')\r
+                 && !$this->plugins[$name]->supportsFeature('SqlTablePrefix') )\r
+               {\r
+                       unset($this->plugins[$name]);\r
+                       ActionLog::add(WARNING, sprintf(_MANAGER_PLUGINTABLEPREFIX_NOTSUPPORT, $name));\r
+                       return 0;\r
+               }\r
+               \r
+               // unload plugin if using non-mysql handler and plugin does not support it \r
+               if ( (!in_array('mysql',$MYSQL_HANDLER))\r
+                 && !$this->plugins[$name]->supportsFeature('SqlApi') )\r
+               {\r
+                       unset($this->plugins[$name]);\r
+                       ActionLog::add(WARNING, sprintf(_MANAGER_PLUGINSQLAPI_NOTSUPPORT, $name));\r
+                       return 0;\r
+               }\r
+               \r
+               // call init method\r
+               $this->plugins[$name]->init();\r
+               \r
                return;\r
        }\r
 \r
        /**\r
+        * Manager:getPlugin()\r
         * Returns a PLUGIN object\r
+        * \r
+        * @param       string  $name   name of plugin\r
+        * @return      object  plugin object\r
         */\r
-       function &getPlugin($name)\r
+       public function &getPlugin($name)\r
        {\r
                // retrieve the name of the plugin in the right capitalisation\r
                $name = $this->getUpperCaseName ($name);\r
+               \r
                // get the plugin       \r
                $plugin =& $this->plugins[$name]; \r
-\r
+               \r
                if ( !$plugin )\r
                {\r
                        // load class if needed\r
@@ -348,17 +367,27 @@ class MANAGER
                }\r
                return $plugin;\r
        }\r
-\r
+       \r
        /**\r
-         * Checks if the given plugin IS loaded or not\r
-         */\r
-       function &pluginLoaded($name)\r
+        * Manager::pluginLoaded()\r
+        * Checks if the given plugin IS loaded or not\r
+        * \r
+        * @param       string  $name   name of plugin\r
+        * @return      object  plugin object\r
+        */\r
+       public function &pluginLoaded($name)\r
        {\r
                $plugin =& $this->plugins[$name];\r
                return $plugin;\r
        }\r
-               \r
-       function &pidLoaded($pid)\r
+       \r
+       /**\r
+        * Manager::pidLoaded()\r
+        * \r
+        * @param       integer $pid    id for plugin\r
+        * @return      object  plugin object\r
+        */\r
+       public function &pidLoaded($pid)\r
        {\r
                $plugin=false;\r
                reset($this->plugins);\r
@@ -373,23 +402,40 @@ class MANAGER
                }\r
                return $plugin;\r
        }\r
-\r
+       \r
        /**\r
-         * checks if the given plugin IS installed or not\r
-         */\r
-       function pluginInstalled($name)\r
+        * Manager::pluginInstalled()\r
+        * checks if the given plugin IS installed or not\r
+        * \r
+        * @param       string  $name   name of plugin\r
+        * @return      boolean exists or not\r
+        */\r
+       public function pluginInstalled($name)\r
        {\r
                $this->_initCacheInfo('installedPlugins');\r
                return ($this->getPidFromName($name) != -1);\r
        }\r
 \r
-       function pidInstalled($pid)\r
+       /**\r
+        * Manager::pidInstalled()\r
+        * checks if the given plugin IS installed or not\r
+        * \r
+        * @param       integer $pid    id of plugin\r
+        * @return      boolean exists or not\r
+        */\r
+       public function pidInstalled($pid)\r
        {\r
                $this->_initCacheInfo('installedPlugins');\r
                return ($this->cachedInfo['installedPlugins'][$pid] != '');\r
        }\r
-\r
-       function getPidFromName($name)\r
+       \r
+       /**\r
+        * Manager::getPidFromName()\r
+        * \r
+        * @param       string  $name   name of plugin\r
+        * @return      mixed   id for plugin or -1 if not exists\r
+        */\r
+       public function getPidFromName($name)\r
        {\r
                $this->_initCacheInfo('installedPlugins');\r
                foreach ( $this->cachedInfo['installedPlugins'] as $pid => $pfile )\r
@@ -401,11 +447,32 @@ class MANAGER
                }\r
                return -1;\r
        }\r
-\r
+       \r
+       /**\r
+        * Manager::getPluginNameFromPid()\r
+        * \r
+        * @param       string  $pid    ID for plugin\r
+        * @return      string  name of plugin\r
+        */\r
+       public function getPluginNameFromPid($pid)\r
+       {\r
+               if ( !array_key_exists($pid, $this->cachedInfo['installedPlugins']) )\r
+               {\r
+                       $query = 'SELECT pfile FROM %s WHERE pid=%d;';\r
+                       $query = sprintf($query, sql_table('plugin'), (integer) $pid);\r
+                       return DB::getValue($query);\r
+               }\r
+               return $this->cachedInfo['installedPlugins'][$pid];\r
+       }\r
+       \r
        /**\r
-         * Retrieve the name of a plugin in the right capitalisation\r
-         */\r
-       function getUpperCaseName ($name)\r
+        * Manager::getUpperCaseName()\r
+        * Retrieve the name of a plugin in the right capitalisation\r
+        * \r
+        * @param       string  $name   name of plugin\r
+        * @return      string  name according to UpperCamelCase\r
+        */\r
+       public function getUpperCaseName ($name)\r
        {\r
                $this->_initCacheInfo('installedPlugins');\r
                foreach ( $this->cachedInfo['installedPlugins'] as $pid => $pfile )\r
@@ -418,49 +485,62 @@ class MANAGER
                return -1;\r
        }\r
        \r
-       function clearCachedInfo($what)\r
+       /**\r
+        * Manager::clearCachedInfo()\r
+        * \r
+        * @param       string  $what\r
+        * @return      void\r
+        */\r
+       public function clearCachedInfo($what)\r
        {\r
                unset($this->cachedInfo[$what]);\r
                return;\r
        }\r
-\r
+       \r
        /**\r
+        * Manager::_initCacheInfo()\r
         * Loads some info on the first call only\r
+        * \r
+        * @param       string  $what   'installedPlugins'\r
+        * @return      void\r
         */\r
-       function _initCacheInfo($what)\r
+       private function _initCacheInfo($what)\r
        {\r
-               if ( isset($this->cachedInfo[$what]) && is_array($this->cachedInfo[$what]) )\r
+               if ( array_key_exists($what, $this->cachedInfo)\r
+                 && is_array($this->cachedInfo[$what]) )\r
                {\r
                        return;\r
                }\r
+               \r
                switch ($what)\r
                {\r
                        // 'installedPlugins' = array ($pid => $name)\r
                        case 'installedPlugins':\r
                                $this->cachedInfo['installedPlugins'] = array();\r
-                               $res = sql_query('SELECT pid, pfile FROM ' . sql_table('plugin'));\r
-                               while ( $o = sql_fetch_object($res) )\r
+                               $res = DB::getResult('SELECT pid, pfile FROM ' . sql_table('plugin'));\r
+                               foreach ( $res as $row )\r
                                {\r
-                                       $this->cachedInfo['installedPlugins'][$o->pid] = $o->pfile;\r
+                                       $this->cachedInfo['installedPlugins'][$row['pid']] = $row['pfile'];\r
                                }\r
                                break;\r
                }\r
                return;\r
        }\r
-\r
+       \r
        /**\r
+        * Manager::notify()\r
         * A function to notify plugins that something has happened. Only the plugins\r
         * that are subscribed to the event will get notified.\r
         * Upon the first call, the list of subscriptions will be fetched from the\r
         * database. The plugins itsself will only get loaded when they are first needed\r
         *\r
-        * @param $eventName\r
-        *              Name of the event (method to be called on plugins)\r
-        * @param $data\r
-        *              Can contain any type of data, depending on the event type. Usually this is\r
-        *              an itemid, blogid, ... but it can also be an array containing multiple values\r
+        * @param       string  $eventName      Name of the event (method to be called on plugins)\r
+        * @param       string  $data           Can contain any type of data,\r
+        *                                                              depending on the event type. Usually this is an itemid, blogid, ...\r
+        *                                                              but it can also be an array containing multiple values\r
+        * @return      void\r
         */\r
-       function notify($eventName, $data)\r
+       public function notify($eventName, $data)\r
        {\r
                // load subscription list if needed\r
                if ( !is_array($this->subscriptions) )\r
@@ -470,11 +550,12 @@ class MANAGER
                \r
                // get listening objects\r
                $listeners = false;\r
-               if ( isset($this->subscriptions[$eventName]) )\r
+               if ( array_key_exists($eventName, $this->subscriptions)\r
+                 && !empty($this->subscriptions[$eventName]) )\r
                {\r
                        $listeners = $this->subscriptions[$eventName];\r
                }\r
-\r
+               \r
                // notify all of them\r
                if ( is_array($listeners) )\r
                {\r
@@ -482,9 +563,11 @@ class MANAGER
                        {\r
                                // load class if needed\r
                                $this->_loadPlugin($listener);\r
+                               \r
                                // do notify (if method exists)\r
-                               if ( isset($this->plugins[$listener])\r
-                                 && method_exists($this->plugins[$listener], 'event_' . $eventName))\r
+                               if ( array_key_exists($listener, $this->plugins)\r
+                                 && !empty($this->plugins[$listener])\r
+                                 && method_exists($this->plugins[$listener], 'event_' . $eventName) )\r
                                {\r
                                        call_user_func(array(&$this->plugins[$listener],'event_' . $eventName), $data);\r
                                }\r
@@ -492,88 +575,119 @@ class MANAGER
                }\r
                return;\r
        }\r
-\r
+       \r
        /**\r
+        * Manager::_loadSubscriptions()\r
         * Loads plugin subscriptions\r
+        * \r
+        * @param       void\r
+        * @return      void\r
         */\r
-       function _loadSubscriptions()\r
+       private function _loadSubscriptions()\r
        {\r
                // initialize as array\r
                $this->subscriptions = array();\r
-\r
-               $res = sql_query('SELECT p.pfile as pfile, e.event as event FROM '.sql_table('plugin_event').' as e, '.sql_table('plugin').' as p WHERE e.pid=p.pid ORDER BY p.porder ASC');\r
-               while ( $o = sql_fetch_object($res) )\r
+               \r
+               $query = "SELECT p.pfile as pfile, e.event as event"\r
+                      . " FROM %s as e, %s as p"\r
+                      . " WHERE e.pid=p.pid ORDER BY p.porder ASC";\r
+               $query = sprintf($query, sql_table('plugin_event'), sql_table('plugin'));\r
+               $res = DB::getResult($query);\r
+               \r
+               foreach ( $res as $row )\r
                {\r
-                       $pluginName = $o->pfile;\r
-                       $eventName = $o->event;\r
+                       $pluginName = $row['pfile'];\r
+                       $eventName = $row['event'];\r
                        $this->subscriptions[$eventName][] = $pluginName;\r
                }\r
                return;\r
        }\r
-\r
-       /*\r
-               Ticket functions. These are uses by the admin area to make it impossible to simulate certain GET/POST\r
-               requests. tickets are user specific\r
-       */\r
-\r
-       var $currentRequestTicket = '';\r
-\r
+       \r
        /**\r
+        * Manager::getNumberOfSubscribers()\r
+        * \r
+        * @param       string  $event  name of events\r
+        * @return      integer number of event subscriber\r
+        */\r
+       public function getNumberOfSubscribers($event)\r
+       {\r
+               $query = 'SELECT COUNT(*) as count FROM %s WHERE event=%s;';\r
+               $query = sprintf($query, sql_table('plugin_event'), DB::quoteValue($event));\r
+               return (integer) DB::getValue($query);\r
+       }\r
+       \r
+       /**\r
+        * Manager::addTicketToUrl()\r
         * GET requests: Adds ticket to URL (URL should NOT be html-encoded!, ticket is added at the end)\r
+        * \r
+        * @param       string  url     string for URI\r
+        * @return      void\r
         */\r
-       function addTicketToUrl($url)\r
+       public function addTicketToUrl($url)\r
        {\r
                $ticketCode = 'ticket=' . $this->_generateTicket();\r
-               if ( strstr($url, '?') )\r
+               if ( i18n::strpos($url, '?') === FALSE )\r
                {\r
-                       $ticketCode = "{$url}&{$ticketCode}";\r
+                       $ticketCode = "{$url}?{$ticketCode}";\r
                }\r
                else\r
                {\r
-                       $ticketCode = "{$url}?{$ticketCode}";\r
+                       $ticketCode = "{$url}&{$ticketCode}";\r
                }\r
                return $ticketCode;\r
        }\r
-\r
+       \r
        /**\r
+        * Manager::addTicketHidden()\r
         * POST requests: Adds ticket as hidden formvar\r
+        * \r
+        * @param       void\r
+        * @return      void\r
         */\r
-       function addTicketHidden()\r
+       public function addTicketHidden()\r
        {\r
                $ticket = $this->_generateTicket();\r
-               echo '<input type="hidden" name="ticket" value="', ENTITY::hsc($ticket), '" />';\r
+               echo '<input type="hidden" name="ticket" value="', Entity::hsc($ticket), '" />';\r
                return;\r
        }\r
-\r
+       \r
        /**\r
+        * Manager::getNewTicket()\r
         * Get a new ticket\r
         * (xmlHTTPRequest AutoSaveDraft uses this to refresh the ticket)\r
+        * \r
+        * @param       void\r
+        * @return      string  string of ticket\r
         */\r
-       function getNewTicket()\r
+       public function getNewTicket()\r
        {\r
                $this->currentRequestTicket = '';\r
                return $this->_generateTicket();\r
        }\r
-\r
+       \r
        /**\r
+        * Manager::checkTicket()\r
         * Checks the ticket that was passed along with the current request\r
+        * \r
+        * @param       void\r
+        * @return      boolean correct or not\r
         */\r
-       function checkTicket()\r
+       public function checkTicket()\r
        {\r
                global $member;\r
-\r
+               \r
                // get ticket from request\r
                $ticket = requestVar('ticket');\r
-\r
+               \r
                // no ticket -> don't allow\r
                if ( $ticket == '' )\r
                {\r
-                       return false;\r
+                       return FALSE;\r
                }\r
-\r
+               \r
                // remove expired tickets first\r
                $this->_cleanUpExpiredTickets();\r
-\r
+               \r
                // get member id\r
                if (!$member->isLoggedIn())\r
                {\r
@@ -583,10 +697,14 @@ class MANAGER
                {\r
                        $memberId = $member->getID();\r
                }\r
-\r
+               \r
                // check if ticket is a valid one\r
-               $query = 'SELECT COUNT(*) as result FROM ' . sql_table('tickets') . ' WHERE member=' . intval($memberId). ' and ticket=\''.sql_real_escape_string($ticket).'\'';\r
-\r
+               $query = sprintf('SELECT COUNT(*) as result FROM %s WHERE member=%d and ticket=%s',\r
+                       sql_table('tickets'),\r
+                       intval($memberId),\r
+                       DB::quoteValue($ticket)\r
+               );\r
+               \r
                /*\r
                 * NOTE:\r
                 * [in the original implementation, the checked ticket was deleted. This would lead to invalid\r
@@ -594,33 +712,39 @@ class MANAGER
                 * leaving the keys in the database is not a real problem, since they're member-specific and\r
                 * only valid for a period of one hour]\r
                 */\r
-               if ( quickQuery($query) == 1 )\r
+               if ( DB::getValue($query) != 1 )\r
                {\r
-                       return true;\r
-               }\r
-               // not a valid ticket\r
-               else\r
-               {\r
-                       return false;\r
+                       return FALSE;\r
                }\r
+               \r
+               return TRUE;\r
        }\r
 \r
        /**\r
-        * (internal method) Removes the expired tickets\r
+        * Manager::_cleanUpExpiredTickets()\r
+        * Removes the expired tickets\r
+        * \r
+        * @param       void\r
+        * @return      void\r
         */\r
-       function _cleanUpExpiredTickets()\r
+       private function _cleanUpExpiredTickets()\r
        {\r
                // remove tickets older than 1 hour\r
                $oldTime = time() - 60 * 60;\r
-               $query = 'DELETE FROM ' . sql_table('tickets'). ' WHERE ctime < \'' . date('Y-m-d H:i:s',$oldTime) .'\'';\r
-               sql_query($query);\r
+               $query = 'DELETE FROM %s WHERE ctime < %s';\r
+               $query = sprintf($query, sql_table('tickets'), DB::formatDateTime($oldTime));\r
+               DB::execute($query);\r
                return;\r
        }\r
-\r
+       \r
        /**\r
-        * (internal method) Generates/returns a ticket (one ticket per page request)\r
+        * Manager::_generateTicket()\r
+        * Generates/returns a ticket (one ticket per page request)\r
+        * \r
+        * @param       void\r
+        * @return      void\r
         */\r
-       function _generateTicket()\r
+       private function _generateTicket()\r
        {\r
                if ( $this->currentRequestTicket == '' )\r
                {\r
@@ -636,18 +760,19 @@ class MANAGER
                        {\r
                                $memberId = $member->getID();\r
                        }\r
-\r
+                       \r
                        $ok = false;\r
                        while ( !$ok )\r
                        {\r
                                // generate a random token\r
                                srand((double)microtime()*1000000);\r
                                $ticket = md5(uniqid(rand(), true));\r
-\r
+                               \r
                                // add in database as non-active\r
-                               $query = 'INSERT INTO ' . sql_table('tickets') . ' (ticket, member, ctime) ';\r
-                               $query .= 'VALUES (\'' . sql_real_escape_string($ticket). '\', \'' . intval($memberId). '\', \'' . date('Y-m-d H:i:s',time()) . '\')';\r
-                               if ( sql_query($query) )\r
+                               $query = 'INSERT INTO %s (ticket, member, ctime) VALUES (%s, %d, %s)';\r
+                               $query = sprintf($query, sql_table('tickets'), DB::quoteValue($ticket), (integer) $memberId, DB::formatDateTime());\r
+                               \r
+                               if ( DB::execute($query) !== FALSE )\r
                                {\r
                                        $ok = true;\r
                                }\r