PHP CacheHandler类代码示例

 /**
  * Returns the current template directory
  *
  * @since 1.0
  * @see get_option
  * @todo This is dirrrty dirrrty code. Fix ASAP.
  *
  * @param string $view Name of the current view
  * @param string $prefix String to prefix to the cache ID, defaults to template name
  * @return string
  */
 public static function load($view = 'chrono', $prefix = '')
 {
     if (empty($prefix)) {
         $prefix = get_option('template');
     }
     $current = Templates::get_current();
     $view_file = $view . '.php';
     $cache = new CacheHandler();
     $cache->begin_caching($prefix . $_SERVER['REQUEST_URI']);
     if (file_exists($current['Template Dir'] . '/' . $view_file)) {
         require_once $current['Template Dir'] . '/' . $view_file;
     } else {
         require_once $current['Template Dir'] . '/index.php';
     }
     $cache->end_caching($prefix . $_SERVER['REQUEST_URI']);
 }

 function read($session_key)
 {
     if (!$session_key || !$this->session_started) {
         return;
     }
     $oCacheHandler =& CacheHandler::getInstance('object');
     if ($oCacheHandler->isSupport()) {
         $cache_key = 'object:' . $session_key;
         $output->data = $oCacheHandler->get($cache_key);
     }
     if (!$output->data) {
         $args->session_key = $session_key;
         $columnList = array('session_key', 'cur_mid', 'val');
         $output = executeQuery('session.getSession', $args, $columnList);
         // Confirm there is a table created if read error occurs
         if (!$output->toBool()) {
             $oDB =& DB::getInstance();
             if (!$oDB->isTableExists('session')) {
                 $oDB->createTableByXmlFile($this->module_path . 'schemas/session.xml');
             }
             if (!$oDB->isColumnExists("session", "cur_mid")) {
                 $oDB->addColumn('session', "cur_mid", "varchar", 128);
             }
             $output = executeQuery('session.getSession', $args);
         }
         // Check if there is a table created in case there is no "cur_mid" value in the sessions information
         if (!isset($output->data->cur_mid)) {
             $oDB =& DB::getInstance();
             if (!$oDB->isColumnExists("session", "cur_mid")) {
                 $oDB->addColumn('session', "cur_mid", "varchar", 128);
             }
         }
     }
     return $output->data->val;
 }

 /**
  * Check if a row of today's counter status exists 
  *
  * @param integer $site_srl Site_srl
  * @return bool
  */
 function isInsertedTodayStatus($site_srl = 0)
 {
     $args = new stdClass();
     $args->regdate = date('Ymd');
     $insertedTodayStatus = false;
     $oCacheHandler = CacheHandler::getInstance('object', NULL, TRUE);
     if ($oCacheHandler->isSupport()) {
         $cache_key = 'counter:insertedTodayStatus:' . $site_srl . '_' . $args->regdate;
         $insertedTodayStatus = $oCacheHandler->get($cache_key);
     }
     if ($insertedTodayStatus === false) {
         if ($site_srl) {
             $args->site_srl = $site_srl;
             $output = executeQuery('counter.getSiteTodayStatus', $args);
         } else {
             $output = executeQuery('counter.getTodayStatus', $args);
         }
         $insertedTodayStatus = !!$output->data->count;
         if ($insertedTodayStatus && $oCacheHandler->isSupport()) {
             $oCacheHandler->put($cache_key, TRUE);
             $_old_date = date('Ymd', strtotime('-1 day'));
             $oCacheHandler->delete('counter:insertedTodayStatus:' . $site_srl . '_' . $_old_date);
         }
     }
     return $insertedTodayStatus;
 }

 /**
  * Get one of layout information created in the DB
  * Return DB info + XML info of the generated layout
  * @param int $layout_srl
  * @return object info of layout
  **/
 function getLayout($layout_srl)
 {
     // cache controll
     $oCacheHandler =& CacheHandler::getInstance('object');
     if ($oCacheHandler->isSupport()) {
         $cache_key = 'object:' . $layout_srl;
         $layout_info = $oCacheHandler->get($cache_key);
     }
     if (!$layout_info) {
         // Get information from the DB
         $args->layout_srl = $layout_srl;
         $output = executeQuery('layout.getLayout', $args);
         if (!$output->data) {
             return;
         }
         // Return xml file informaton after listing up the layout and extra_vars
         $layout_info = $this->getLayoutInfo($layout, $output->data, $output->data->layout_type);
         // If deleted layout files, delete layout instance
         // if (!$layout_info) {
         // $oLayoutController = &getAdminController('layout');
         // $oLayoutController->deleteLayout($layout_srl);
         // return;
         // }
         //insert in cache
         if ($oCacheHandler->isSupport()) {
             $oCacheHandler->put($cache_key, $layout_info);
         }
     }
     return $layout_info;
 }

 /**
  * Regenerate all cache files
  * @return void
  */
 function procAdminRecompileCacheFile()
 {
     // rename cache dir
     $temp_cache_dir = './files/cache_' . $_SERVER['REQUEST_TIME'];
     FileHandler::rename('./files/cache', $temp_cache_dir);
     FileHandler::makeDir('./files/cache');
     // remove module extend cache
     FileHandler::removeFile(_XE_PATH_ . 'files/config/module_extend.php');
     // remove debug files
     FileHandler::removeFile(_XE_PATH_ . 'files/_debug_message.php');
     FileHandler::removeFile(_XE_PATH_ . 'files/_debug_db_query.php');
     FileHandler::removeFile(_XE_PATH_ . 'files/_db_slow_query.php');
     $oModuleModel = getModel('module');
     $module_list = $oModuleModel->getModuleList();
     // call recompileCache for each module
     foreach ($module_list as $module) {
         $oModule = NULL;
         $oModule = getClass($module->module);
         if (method_exists($oModule, 'recompileCache')) {
             $oModule->recompileCache();
         }
     }
     // remove cache
     $truncated = array();
     $oObjectCacheHandler = CacheHandler::getInstance('object');
     $oTemplateCacheHandler = CacheHandler::getInstance('template');
     if ($oObjectCacheHandler->isSupport()) {
         $truncated[] = $oObjectCacheHandler->truncate();
     }
     if ($oTemplateCacheHandler->isSupport()) {
         $truncated[] = $oTemplateCacheHandler->truncate();
     }
     if (count($truncated) && in_array(FALSE, $truncated)) {
         return new Object(-1, 'msg_self_restart_cache_engine');
     }
     // remove cache dir
     $tmp_cache_list = FileHandler::readDir('./files', '/(^cache_[0-9]+)/');
     if ($tmp_cache_list) {
         foreach ($tmp_cache_list as $tmp_dir) {
             if ($tmp_dir) {
                 FileHandler::removeDir('./files/' . $tmp_dir);
             }
         }
     }
     // remove duplicate indexes (only for CUBRID)
     $db_type = Context::getDBType();
     if ($db_type == 'cubrid') {
         $db = DB::getInstance();
         $db->deleteDuplicateIndexes();
     }
     // check autoinstall packages
     $oAutoinstallAdminController = getAdminController('autoinstall');
     $oAutoinstallAdminController->checkInstalled();
     $this->setMessage('success_updated');
 }

 /**
  * Regenerate all cache files
  * @return void
  */
 function procAdminRecompileCacheFile()
 {
     // rename cache dir
     $temp_cache_dir = './files/cache_' . time();
     FileHandler::rename('./files/cache', $temp_cache_dir);
     FileHandler::makeDir('./files/cache');
     // remove debug files
     FileHandler::removeFile(_XE_PATH_ . 'files/_debug_message.php');
     FileHandler::removeFile(_XE_PATH_ . 'files/_debug_db_query.php');
     FileHandler::removeFile(_XE_PATH_ . 'files/_db_slow_query.php');
     $oModuleModel =& getModel('module');
     $module_list = $oModuleModel->getModuleList();
     // call recompileCache for each module
     foreach ($module_list as $module) {
         $oModule = null;
         $oModule =& getClass($module->module);
         if (method_exists($oModule, 'recompileCache')) {
             $oModule->recompileCache();
         }
     }
     // remove cache
     $truncated = array();
     $oObjectCacheHandler =& CacheHandler::getInstance('object');
     $oTemplateCacheHandler =& CacheHandler::getInstance('template');
     if ($oObjectCacheHandler->isSupport()) {
         $truncated[] = $oObjectCacheHandler->truncate();
     }
     if ($oTemplateCacheHandler->isSupport()) {
         $truncated[] = $oTemplateCacheHandler->truncate();
     }
     if (count($truncated) && in_array(false, $truncated)) {
         return new Object(-1, 'msg_self_restart_cache_engine');
     }
     // remove cache dir
     $tmp_cache_list = FileHandler::readDir('./files', '/(^cache_[0-9]+)/');
     if ($tmp_cache_list) {
         foreach ($tmp_cache_list as $tmp_dir) {
             if ($tmp_dir) {
                 FileHandler::removeDir('./files/' . $tmp_dir);
             }
         }
     }
     // remove duplicate indexes (only for CUBRID)
     $db_type =& Context::getDBType();
     if ($db_type == 'cubrid') {
         $db =& DB::getInstance();
         $db->deleteDuplicateIndexes();
     }
     $this->setMessage('success_updated');
 }

 function clearSumCache()
 {
     if ($_POST['option_clear_sum'] == 'on') {
         $qry = DBFactory::getDBQuery();
         $qry->execute("DELETE FROM kb3_sum_alliance");
         $qry->execute("DELETE FROM kb3_sum_corp");
         $qry->execute("DELETE FROM kb3_sum_pilot");
         // Clear page and query cache as well since they also contain the
         // summaries.
         CacheHandler::removeByAge('SQL', 0, true);
         CacheHandler::removeByAge('store', 0, true);
         $_POST['option_clear_sum'] == 'off';
     }
 }

 /**
  * Get an image.
  *
  * Returns an image resource or false on failure. Fetches the image from
  * CCP if needed.
  * @param integer $id
  * @param integer $size
  * @return resource Image resource or false on failure.
  */
 static function get($id, $size = 64)
 {
     $id = (int) $id;
     $size = (int) $size;
     if ($size != 32 && $size != 64) {
         return false;
     }
     if (!$id) {
         return imagecreatefromjpeg("img/portrait_0_{$size}.jpg");
     }
     // If it's in the cache then read it from there.
     if (CacheHandler::exists("{$id}_{$size}.png", "img")) {
         return imagecreatefrompng(CacheHandler::getInternal("{$id}_{$size}.png", "img"));
     } else {
         $img = self::fetchImage($id, $size);
         imagepng($img, CacheHandler::getInternal("{$id}_{$size}.png", "img"));
         return $img ? $img : imagecreatefromjpeg("img/portrait_0_{$size}.jpg");
     }
 }

 function procMagiccontentSetup()
 {
     $req = Context::getRequestVars();
     $widget_sequence = $req->widget_sequence;
     $is_complete = $req->is_complete;
     unset($req->is_complete);
     unset($req->widget_sequence);
     unset($req->act);
     foreach ($req as $key => $value) {
         if ($value == '') {
             unset($req->{$key});
         }
     }
     $serialize_data = serialize($req);
     $args = new stdClass();
     $args->data = $serialize_data;
     $args->widget_sequence = $widget_sequence;
     $args->is_complete = $is_complete;
     if ($is_complete == 1) {
         $dargs = new stdClass();
         $dargs->widget_sequence = $widget_sequence;
         $dargs->is_complete = 0;
         $output = executeQuery('magiccontent.deleteMagicContentData', $dargs);
     }
     $oMagiccontentModel =& getModel('magiccontent');
     if ($oMagiccontentModel->getSetupData($widget_sequence, $is_complete) === false) {
         $args->data_srl = getNextSequence();
         $output = executeQuery('magiccontent.insertMagicContentData', $args);
     } else {
         $output = executeQuery('magiccontent.updateMagicContentData', $args);
     }
     $oCacheHandler = CacheHandler::getInstance('template');
     if ($oCacheHandler->isSupport()) {
         $key = 'widget_cache:' . $widget_sequence;
         $oCacheHandler->delete($key);
     }
     $lang_type = Context::getLangType();
     $cache_file = sprintf('%s%d.%s.cache', $this->cache_path, $widget_sequence, $lang_type);
     FileHandler::removeFile($cache_file);
     return new Object(0, 'success');
 }

 /**
  * Get data from database, and set the value to documentItem object
  * @param bool $load_extra_vars
  * @return void
  */
 function _loadFromDB($load_extra_vars = true)
 {
     if (!$this->document_srl) {
         return;
     }
     // cache controll
     $oCacheHandler =& CacheHandler::getInstance('object');
     if ($oCacheHandler->isSupport() && !count($this->columnList)) {
         $cache_key = 'object_document_item:' . $this->document_srl;
         $output = $oCacheHandler->get($cache_key);
     }
     if (!$output) {
         $args->document_srl = $this->document_srl;
         $output = executeQuery('document.getDocument', $args, $this->columnList);
         //insert in cache
         if ($output->data->document_srl && $oCacheHandler->isSupport()) {
             $oCacheHandler->put($cache_key, $output);
         }
     }
     $this->setAttribute($output->data, $load_extra_vars);
 }

 function procAjaxboardAdminDeleteAjaxboard()
 {
     $module_srl = Context::get('module_srl');
     $oModuleController = getController('module');
     $output = $oModuleController->deleteModule($module_srl);
     if (!$output->toBool()) {
         return $output;
     }
     $oCacheHandler = CacheHandler::getInstance('object', NULL, true);
     if ($oCacheHandler->isSupport()) {
         $object_key = 'module_ajaxboard_module_srls';
         $cache_key = $oCacheHandler->getGroupKey('site_and_module', $object_key);
         $oCacheHandler->delete($cache_key);
         $object_key = 'module_ajaxboard_linked_info';
         $cache_key = $oCacheHandler->getGroupKey('site_and_module', $object_key);
         $oCacheHandler->delete($cache_key);
         $object_key = 'module_ajaxboard_notify_info';
         $cache_key = $oCacheHandler->getGroupKey('site_and_module', $object_key);
         $oCacheHandler->delete($cache_key);
     }
     $this->setMessage('success_deleted');
     $this->setRedirectUrl(getNotEncodedUrl('', 'module', 'admin', 'act', 'dispAjaxboardAdminContent'));
 }

 /**
  * Get data from database, and set the value to documentItem object
  * @param bool $load_extra_vars
  * @return void
  */
 function _loadFromDB($load_extra_vars = true)
 {
     if (!$this->document_srl) {
         return;
     }
     $document_item = false;
     $cache_put = false;
     $columnList = array();
     $this->columnList = array();
     // cache controll
     $oCacheHandler = CacheHandler::getInstance('object');
     if ($oCacheHandler->isSupport()) {
         $cache_key = 'document_item:' . getNumberingPath($this->document_srl) . $this->document_srl;
         $document_item = $oCacheHandler->get($cache_key);
         if ($document_item !== false) {
             $columnList = array('readed_count', 'voted_count', 'blamed_count', 'comment_count', 'trackback_count');
         }
     }
     $args = new stdClass();
     $args->document_srl = $this->document_srl;
     $output = executeQuery('document.getDocument', $args, $columnList);
     if ($document_item === false) {
         $document_item = $output->data;
         //insert in cache
         if ($document_item && $oCacheHandler->isSupport()) {
             $oCacheHandler->put($cache_key, $document_item);
         }
     } else {
         $document_item->readed_count = $output->data->readed_count;
         $document_item->voted_count = $output->data->voted_count;
         $document_item->blamed_count = $output->data->blamed_count;
         $document_item->comment_count = $output->data->comment_count;
         $document_item->trackback_count = $output->data->trackback_count;
     }
     $this->setAttribute($document_item, $load_extra_vars);
 }

 /**
  * @brief Delete comment
  **/
 function deleteReview($review_srl, $is_admin = false, $isMoveToTrash = false)
 {
     // create the comment model object
     $oCommentModel =& getModel('store_review');
     // check if comment already exists
     $comment = $oCommentModel->getReview($review_srl);
     if ($comment->review_srl != $review_srl) {
         return new Object(-1, 'msg_invalid_request');
     }
     $item_srl = $comment->item_srl;
     // call a trigger (before)
     $output = ModuleHandler::triggerCall('store_review.deleteReview', 'before', $comment);
     if (!$output->toBool()) {
         return $output;
     }
     // check if child comment exists on the comment
     $child_count = $oCommentModel->getChildCommentCount($review_srl);
     if ($child_count > 0) {
         return new Object(-1, 'fail_to_delete_have_children');
     }
     // check if permission is granted
     if (!$is_admin && !$comment->isGranted()) {
         return new Object(-1, 'msg_not_permitted');
     }
     // begin transaction
     $oDB =& DB::getInstance();
     $oDB->begin();
     // Delete
     $args->review_srl = $review_srl;
     $output = executeQuery('store_review.deleteReview', $args);
     if (!$output->toBool()) {
         $oDB->rollback();
         return $output;
     }
     $output = executeQuery('store_review.deleteReviewList', $args);
     // update the number of comments
     $comment_count = $oCommentModel->getReviewCount($item_srl);
     /*
     		// create the controller object of the document
     		$oDocumentController = &getController('document');
     		// update comment count of the article posting
     		$output = $oDocumentController->updateCommentCount($document_srl, $comment_count, null, false);
     		if(!$output->toBool()) {
     			$oDB->rollback();
     			return $output;
     		}
     */
     // call a trigger (after)
     if ($output->toBool()) {
         $trigger_output = ModuleHandler::triggerCall('store_review.deleteReview', 'after', $comment);
         if (!$trigger_output->toBool()) {
             $oDB->rollback();
             return $trigger_output;
         }
     }
     if (!$isMoveToTrash) {
         $this->_deleteDeclaredComments($args);
         $this->_deleteVotedComments($args);
     }
     // commit
     $oDB->commit();
     $output->add('item_srl', $item_srl);
     //remove from cache
     $oCacheHandler =& CacheHandler::getInstance('object');
     if ($oCacheHandler->isSupport()) {
         $oCacheHandler->invalidateGroupKey('commentList');
     }
     return $output;
 }

 /**
  * @brief 자식 게시판 정보 반환
  * @param int $module_srl
  * @return array
  */
 function getAttachInfo($module_srl)
 {
     if (!$module_srl) {
         return array();
     }
     // 캐시 및 메모리 키값을 위한 해시 생성
     $hash_id = md5('module_srl:' . $module_srl);
     // 메모리에서 자식 게시판 정보 불러오기
     $attach_info = $GLOBALS['__timeline__']['attach_info'][$hash_id];
     // 메모리에 값이 없는 경우
     if (is_null($attach_info)) {
         $attach_info = FALSE;
         $oCacheHandler = CacheHandler::getInstance('object', NULL, TRUE);
         // 캐시에서 자식 게시판 정보 불러오기
         if ($oCacheHandler->isSupport()) {
             $object_key = 'attach_info:' . $hash_id;
             $cache_key = $oCacheHandler->getGroupKey('timeline', $object_key);
             $attach_info = $oCacheHandler->get($cache_key);
         }
         // 저장된 캐시가 없거나 캐시를 사용할 수 없는 경우
         if ($attach_info === FALSE) {
             $attach_info = array();
             $args = new stdClass();
             $args->module_srl = $module_srl;
             // DB에서 자식 게시판 정보 불러오기
             $output = executeQueryArray('timeline.getAttachInfo', $args);
             foreach ($output->data as $item) {
                 $attach_info[] = $item->target_srl;
             }
             // 캐시 저장
             if ($oCacheHandler->isSupport()) {
                 $oCacheHandler->put($cache_key, $attach_info);
             }
         }
         // 메모리 저장
         $GLOBALS['__timeline__']['attach_info'][$hash_id] = $attach_info;
     }
     return $attach_info;
 }

<?php

require_once 'include/CacheHandler.php';
$cacheObj = new CacheHandler();
$results = $cacheObj->getFromCache();
?>

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link href="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAB10lEQVQ4jX1TO2tUQRQelIgiGEt7CwVBhLvzzcZq73xnA4uQbht/QFBLFQnaWIivxcZXE8TCJkSw8REfnWkiRhEiCMEHgkERjGHnjKLCXovcXTfX3D1wiuGc78E3M8bkldVqm6O48bIOHs0fadWZslLighJZaXs8isRs29v9/4Fj6hIl/gwg+Nn2thUFV5R4ueKTnT1wliRDSrwaqF7HpUAEJTqROKmCuWVJhlfVPU4NBBPvlW6q7/xLiRNKzGTN5kajxJfB6vaYEp1CHl9VbCvSXTNB7HgUXFbiYiQmVTCvxO98+a4Sz9cP1Z0zxhgTPK4r8TQSt5VYUY+FSHdT6/asCs4Xw1TBfaV7sJZAbCu/yntKeyt4HFK6Z0pkeXhHYx2VSMwaY0ygPVJwYJeU9oUSn5S4kTX3bFKxE7nqR2OMaY8mu/P5jBIfig4mvtf2bQ/E2yiYXk3ZPenZ9u6N0j5W4rXW7I4g9nAxg0X17ngg3nUHfQ4+Z6N7ty5LMqyCeRUcVMFcjyD6SkM9Forp/iOwSzGtjuXOumEuRl9prHnOgS4NxJ0gOFNw0O2OEg+j4EB22mwo/VRZkgz1EwSiHWmvttPKrlLQukQjI1tiWh371nDbBu39BUbXq0cwWvsKAAAAAElFTkSuQmCC" rel="icon" type="image/x-icon" />    
    <title>Idea House</title>

    <link rel="stylesheet" href="salvattore.css">
    <link rel="stylesheet" href="normalize.css">
    <link rel="stylesheet" href="styles.css">    
</head>
<body>

<h1>Idea House</h1>

<div id="timeline" data-columns="4">
    <?php 
foreach ($results as $result) {
    ?>
        <div class="item line-<?php 
    echo $result['metadata']['data_source'];
    ?>