mirror of
https://github.com/Oreolek/ifhub.club.git
synced 2024-07-01 05:55:02 +03:00
153 lines
4.5 KiB
PHP
153 lines
4.5 KiB
PHP
<?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 поддержки хуков(hooks)
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*
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*/
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class LsHook extends Module {
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/**
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* Содержит список хуков
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*
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* @var array( 'name' => array(
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* array(
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* 'type' => 'module' | 'hook' | 'function',
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* 'callback' => 'callback_name',
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* 'priority' => 1,
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* 'params' => array()
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* ),
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* ),
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* )
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*/
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protected $aHooks=array();
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/**
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* Инициализация модуля
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*
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*/
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public function Init() {
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}
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public function Add($sName,$sType,$sCallBack,$iPriority=1,$aParams=array()) {
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$sName=strtolower($sName);
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$sType=strtolower($sType);
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if (!in_array($sType,array('module','hook','function'))) {
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return false;
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}
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$this->aHooks[$sName][]=array('type'=>$sType,'callback'=>$sCallBack,'params'=>$aParams,'priority'=>(int)$iPriority);
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}
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public function AddExecModule($sName,$sCallBack,$iPriority=1) {
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return $this->Add($sName,'module',$sCallBack,$iPriority);
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}
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public function AddExecFunction($sName,$sCallBack,$iPriority=1) {
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return $this->Add($sName,'function',$sCallBack,$iPriority);
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}
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public function AddExecHook($sName,$sCallBack,$iPriority=1,$aParams=array()) {
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return $this->Add($sName,'hook',$sCallBack,$iPriority,$aParams);
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}
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public function AddDelegateModule($sName,$sCallBack,$iPriority=1) {
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return $this->Add($sName,'module',$sCallBack,$iPriority,array('delegate'=>true));
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}
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public function AddDelegateFunction($sName,$sCallBack,$iPriority=1) {
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return $this->Add($sName,'function',$sCallBack,$iPriority,array('delegate'=>true));
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}
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public function AddDelegateHook($sName,$sCallBack,$iPriority=1,$aParams=array()) {
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$aParams['delegate']=true;
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return $this->Add($sName,'hook',$sCallBack,$iPriority,$aParams);
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}
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public function Run($sName,&$aVars=array()) {
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$result=array();
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$sName=strtolower($sName);
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$bTemplateHook=strpos($sName,'template_')===0 ? true : false;
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if (isset($this->aHooks[$sName])) {
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$aHookNum=array();
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$aHookNumDelegate=array();
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/**
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* Все хуки делим на обычные(exec) и делигирующие(delegate)
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*/
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for ($i=0;$i<count($this->aHooks[$sName]);$i++) {
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if (isset($this->aHooks[$sName][$i]['params']['delegate']) and $this->aHooks[$sName][$i]['params']['delegate']) {
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$aHookNumDelegate[$i]=$this->aHooks[$sName][$i]['priority'];
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} else {
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$aHookNum[$i]=$this->aHooks[$sName][$i]['priority'];
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}
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}
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arsort($aHookNum,SORT_NUMERIC);
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arsort($aHookNumDelegate,SORT_NUMERIC);
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/**
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* Сначала запускаем на выполнение простые
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*/
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foreach ($aHookNum as $iKey => $iPr) {
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$aHook=$this->aHooks[$sName][$iKey];
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if ($bTemplateHook) {
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/**
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* Если это шаблонных хук то сохраняем результат
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*/
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$result['template_result'][]=$this->RunType($aHook,$aVars);
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} else {
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$this->RunType($aHook,$aVars);
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}
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}
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/**
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* Теперь запускаем делигирующие
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* Делегирующий хук должен вернуть результат в формате:
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*
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*/
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foreach ($aHookNumDelegate as $iKey => $iPr) {
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$aHook=$this->aHooks[$sName][$iKey];
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$result=array(
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'delegate_result'=>$this->RunType($aHook,$aVars)
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);
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/**
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* На данный момент только один хук может быть делегирующим
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*/
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break;
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}
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}
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return $result;
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}
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protected function RunType($aHook,&$aVars) {
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$result=null;
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switch ($aHook['type']) {
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case 'module':
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$result=call_user_func_array(array($this,$aHook['callback']),array(&$aVars));
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break;
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case 'function':
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$result=call_user_func_array($aHook['callback'],array(&$aVars));
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break;
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case 'hook':
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if (isset($aHook['params']['sClassName']) and class_exists($aHook['params']['sClassName'])) {
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$oHook=new $aHook['params']['sClassName'];
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$result=call_user_func_array(array($oHook,$aHook['callback']),array(&$aVars));
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}
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break;
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default:
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break;
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}
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return $result;
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}
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}
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?>
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