2009-12-30 00:15:25 +02:00
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<?php
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/*-------------------------------------------------------
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*
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* LiveStreet Engine Social Networking
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* Copyright © 2008 Mzhelskiy Maxim
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*
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*--------------------------------------------------------
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*
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* Official site: www.livestreet.ru
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* Contact e-mail: rus.engine@gmail.com
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*
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* GNU General Public License, version 2:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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*
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---------------------------------------------------------
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*/
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/**
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* Модуль управления плагинами сообщений
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*
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*/
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class LsPlugin extends Module {
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/**
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* Файл содержащий информацию об активированных плагинах
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*
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2009-12-30 01:53:10 +02:00
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* @var string
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2009-12-30 00:15:25 +02:00
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*/
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const PLUGIN_ACTIVATION_FILE = 'plugins.dat';
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2009-12-30 01:53:10 +02:00
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/**
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* Файл описания плагина
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*
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* @var string
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*/
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2010-02-07 19:01:38 +02:00
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const PLUGIN_README_FILE = 'plugin.xml';
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2009-12-30 00:15:25 +02:00
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/**
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* Путь к директории с плагинами
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*
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* @var string
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*/
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protected $sPluginsDir;
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/**
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* Список плагинов
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*
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* @var unknown_type
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*/
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protected $aPluginsList=array();
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2010-01-10 16:26:44 +02:00
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/**
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2010-01-11 15:22:29 +02:00
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* Список engine-rewrite`ов (модули, экшены, сущности, шаблоны)
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2010-01-10 16:26:44 +02:00
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*
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* @var array
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*/
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2010-01-12 21:02:29 +02:00
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protected $aDelegates=array(
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2010-01-10 16:26:44 +02:00
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'module' => array(),
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'action' => array(),
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2010-01-11 15:22:29 +02:00
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'entity' => array(),
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'template' => array()
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2010-01-10 16:26:44 +02:00
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);
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2009-12-30 00:15:25 +02:00
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/**
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* Инициализация модуля
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*
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*/
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public function Init() {
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2010-01-08 22:01:40 +02:00
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$this->sPluginsDir=Config::Get('path.root.server').'/plugins/';
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2009-12-30 00:15:25 +02:00
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}
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/**
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* Получает список информации о всех плагинах, загруженных в plugin-директорию
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*
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* @return array
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*/
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public function GetList() {
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$aList=array_map('basename',glob($this->sPluginsDir.'*',GLOB_ONLYDIR));
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$aActivePlugins=$this->GetActivePlugins();
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2010-01-09 21:49:34 +02:00
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foreach($aList as $sPlugin) {
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2009-12-30 00:15:25 +02:00
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$this->aPluginsList[$sPlugin] = array(
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2010-02-07 19:01:38 +02:00
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'code' => $sPlugin,
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'is_active' => in_array($sPlugin,$aActivePlugins)
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2009-12-30 00:15:25 +02:00
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);
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2010-01-09 21:49:34 +02:00
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2010-02-07 19:01:38 +02:00
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/**
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* Считываем данные из XML файла описания
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*/
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$sPluginXML = $this->sPluginsDir.$sPlugin.'/'.self::PLUGIN_README_FILE;
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if($this->aPluginsList[$sPlugin]['property'] = @simplexml_load_file($sPluginXML)) {
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$this->aPluginsList[$sPlugin]['property']->homepage=$this->Text_Parser($this->aPluginsList[$sPlugin]['property']->homepage);
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2009-12-30 01:53:10 +02:00
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}
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2009-12-30 00:15:25 +02:00
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}
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return $this->aPluginsList;
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}
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public function Toggle($sPlugin,$sAction) {
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$aPlugins=$this->GetList();
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if(!isset($aPlugins[$sPlugin])) return null;
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$sPluginName=ucfirst($sPlugin);
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switch ($sAction) {
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case 'activate':
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case 'deactivate':
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$sAction=ucfirst($sAction);
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$sFile="{$this->sPluginsDir}{$sPlugin}/Plugin{$sPluginName}.class.php";
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if(is_file($sFile)) {
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require_once($sFile);
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$sClassName="Plugin{$sPluginName}";
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$oPlugin=new $sClassName;
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2010-01-12 21:02:29 +02:00
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if($sAction=='Activate') {
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2010-02-07 20:01:12 +02:00
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/**
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* Проверяем совместимость с версией LS
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*/
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if(defined('LS_VERSION')
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and version_compare(LS_VERSION,$aPlugins[$sPlugin]['property']->requires->livestreet,'=<')) {
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$this->Message_AddError(
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$this->Lang_Get(
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'plugins_activation_version_error',
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array(
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'version'=>$aPlugins[$sPlugin]['property']->requires->livestreet)
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),
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$this->Lang_Get('error'),
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true
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);
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return;
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}
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/**
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* Проверяем наличие require-плагинов
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*/
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if($aPlugins[$sPlugin]['property']->requires->plugins) {
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$aActivePlugins=$this->GetActivePlugins();
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$iConflict=0;
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foreach ($aPlugins[$sPlugin]['property']->requires->plugins->children() as $sReqPlugin) {
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if(!in_array($sReqPlugin,$aActivePlugins)) {
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$iConflict++;
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$this->Message_AddError(
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$this->Lang_Get('plugins_activation_requires_error',
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array(
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'plugin'=>ucfirst($sReqPlugin)
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)
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),
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$this->Lang_Get('error'),
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true
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);
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}
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}
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if($iConflict) { return; }
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}
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2010-01-12 21:02:29 +02:00
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/**
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* Проверяем, не вступает ли данный плагин в конфликт с уже активированными
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* (по поводу объявленных делегатов)
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*/
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$aPluginDelegates=$oPlugin->GetDelegates();
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$iConflict=0;
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foreach ($this->aDelegates as $sGroup=>$aReplaceList) {
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$iCount=0;
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if(isset($aPluginDelegates[$sGroup])
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and is_array($aPluginDelegates[$sGroup])
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and $iCount=count($aOverlap=array_intersect_key($aReplaceList,$aPluginDelegates[$sGroup]))) {
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$iConflict+=$iCount;
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2010-01-14 17:45:47 +02:00
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foreach ($aOverlap as $sResource=>$aConflict) {
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$this->Message_AddError(
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$this->Lang_Get('plugins_activation_overlap', array(
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'resource'=>$sResource,
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'delegate'=>$aConflict['delegate'],
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'plugin' =>$aConflict['sign']
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)),
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$this->Lang_Get('error'), true
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);
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}
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2010-01-12 21:02:29 +02:00
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}
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2010-01-14 17:45:47 +02:00
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if($iCount){ return; }
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2010-01-12 21:02:29 +02:00
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}
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}
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2009-12-30 00:15:25 +02:00
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$bResult=$oPlugin->$sAction();
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2010-02-08 17:49:15 +02:00
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} else {
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/**
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* Исполняемый файл плагина не найден
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*/
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$this->Message_AddError($this->Lang_Get('plugins_activation_file_not_found'),$this->Lang_Get('error'),true);
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return;
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2009-12-30 00:15:25 +02:00
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}
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if($bResult) {
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/**
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* Переопределяем список активированных пользователем плагинов
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*/
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$aActivePlugins=$this->GetActivePlugins();
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if($sAction=='Activate') {
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/**
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* Вносим данные в файл об активации плагина
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*/
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$aActivePlugins[] = $sPlugin;
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} else {
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/**
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* Вносим данные в файл о деактивации плагина
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*/
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$aIndex=array_keys($aActivePlugins,$sPlugin);
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if(is_array($aIndex)) {
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unset($aActivePlugins[array_shift($aIndex)]);
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}
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}
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2010-01-09 21:49:34 +02:00
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$this->SetActivePlugins($aActivePlugins);
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2009-12-30 00:15:25 +02:00
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}
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return $bResult;
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default:
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return null;
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}
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}
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/**
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* Возвращает список активированных плагинов в системе
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*
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* @return array
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*/
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public function GetActivePlugins() {
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/**
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* Читаем данные из файла PLUGINS.DAT
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*/
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$aPlugins=@file($this->sPluginsDir.self::PLUGIN_ACTIVATION_FILE);
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2010-01-09 21:49:34 +02:00
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$aPlugins =(is_array($aPlugins))?array_unique(array_map('trim',$aPlugins)):array();
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2009-12-30 00:15:25 +02:00
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return $aPlugins;
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}
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/**
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* Записывает список активных плагинов в файл PLUGINS.DAT
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*
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* @param array|string $aPlugins
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*/
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public function SetActivePlugins($aPlugins) {
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if(!is_array($aPlugins)) $aPlugins = array($aPlugins);
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2010-01-09 21:49:34 +02:00
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$aPlugins=array_unique(array_map('trim',$aPlugins));
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2009-12-30 00:15:25 +02:00
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/**
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* Записываем данные в файл PLUGINS.DAT
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*/
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file_put_contents($this->sPluginsDir.self::PLUGIN_ACTIVATION_FILE, implode(PHP_EOL,$aPlugins));
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}
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2009-12-30 16:54:56 +02:00
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public function Delete($aPlugins) {
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if(!is_array($aPlugins)) $aPlugins=array($aPlugins);
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$aActivePlugins=$this->GetActivePlugins();
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foreach ($aPlugins as $sPluginCode) {
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/**
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* Если плагин активен, деактивируем его
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*/
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if(in_array($sPluginCode,$aActivePlugins)) $this->Toggle($sPluginCode,'deactivate');
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/**
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* Удаляем директорию с плагином
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*/
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func_rmdir($this->sPluginsDir.$sPluginCode);
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}
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}
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2010-01-10 16:26:44 +02:00
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/**
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* Перенаправление вызовов на модули, экшены, сущности
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*
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* @param string $sType
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* @param string $sFrom
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* @param string $sTo
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2010-01-14 17:45:47 +02:00
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* @param string $sSign
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2010-01-10 16:26:44 +02:00
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*/
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2010-01-14 17:45:47 +02:00
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public function Delegate($sType,$sFrom,$sTo,$sSign=__CLASS__) {
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/**
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* Запрещаем неподписанные делегаты
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*/
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if(!is_string($sSign) or !strlen($sSign)) return null;
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2010-01-12 21:02:29 +02:00
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if(!in_array($sType,array_keys($this->aDelegates)) or !$sFrom or !$sTo) return null;
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2010-01-14 17:45:47 +02:00
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$this->aDelegates[$sType][trim($sFrom)]=array(
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'delegate'=>trim($sTo),
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'sign'=>$sSign
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);
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2010-01-10 16:26:44 +02:00
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}
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/**
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* Возвращает делегат модуля, экшена, сущности.
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* Если делегат не определен, отдает переданный в качестве sender`a параметр
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*
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* @param string $sType
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* @param string $sFrom
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* @return string
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*/
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public function GetDelegate($sType,$sFrom) {
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2010-01-14 17:45:47 +02:00
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return $this->isDelegated($sType,$sFrom)?$this->aDelegates[$sType][$sFrom]['delegate']:$sFrom;
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}
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/**
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* Возвращает подпись делегата модуля, экшена, сущности.
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*
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* @param string $sType
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* @param string $sFrom
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* @return string|null
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*/
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public function GetDelegateSign($sType,$sFrom) {
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return $this->isDelegated($sType,$sFrom)?$this->aDelegates[$sType][$sFrom]['sign']:null;
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2010-01-10 16:26:44 +02:00
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}
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/**
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* Возвращает true, если установлено правило делегирования
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*
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* @param string $sType
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* @param string $sFrom
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* @return bool
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*/
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public function isDelegated($sType,$sFrom) {
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2010-01-12 21:02:29 +02:00
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if(!in_array($sType,array_keys($this->aDelegates)) or !$sFrom) return false;
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2010-01-14 17:45:47 +02:00
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return isset($this->aDelegates[$sType][$sFrom]['delegate']);
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2010-01-10 16:26:44 +02:00
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}
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|
2009-12-30 00:15:25 +02:00
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/**
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* При завершении работы модуля
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*
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*/
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public function Shutdown() {
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}
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}
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?>
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