PHP AWS_APP::debug_log方法代码示例

 public function __construct()
 {
     if (load_class('core_config')->get('system')->debug) {
         $start_time = microtime(TRUE);
     }
     if (load_class('core_config')->get('database')->charset) {
         load_class('core_config')->get('database')->master['charset'] = load_class('core_config')->get('database')->charset;
         if (load_class('core_config')->get('database')->slave) {
             load_class('core_config')->get('database')->slave['charset'] = load_class('core_config')->get('database')->charset;
         }
     }
     $this->db['master'] = Zend_Db::factory(load_class('core_config')->get('database')->driver, load_class('core_config')->get('database')->master);
     try {
         $this->db['master']->query("SET sql_mode = ''");
     } catch (Exception $e) {
         throw new Zend_Exception('Can\'t connect master database: ' . $e->getMessage());
     }
     if (load_class('core_config')->get('system')->debug and class_exists('AWS_APP', false)) {
         AWS_APP::debug_log('database', microtime(TRUE) - $start_time, 'Connect Master DB');
     }
     if (load_class('core_config')->get('database')->slave) {
         if (load_class('core_config')->get('system')->debug) {
             $start_time = microtime(TRUE);
         }
         $this->db['slave'] = Zend_Db::factory(load_class('core_config')->get('database')->driver, load_class('core_config')->get('database')->slave);
         try {
             $this->db['slave']->query("SET sql_mode = ''");
         } catch (Exception $e) {
             throw new Zend_Exception('Can\'t connect slave database: ' . $e->getMessage());
         }
         if (load_class('core_config')->get('system')->debug and class_exists('AWS_APP', false)) {
             AWS_APP::debug_log('database', microtime(TRUE) - $start_time, 'Connect Slave DB');
         }
     } else {
         $this->db['slave'] =& $this->db['master'];
     }
     if (!defined('MYSQL_VERSION')) {
         define('MYSQL_VERSION', $this->db['master']->getServerVersion());
     }
     //Zend_Db_Table_Abstract::setDefaultAdapter($this->db['master']);
     $this->setObject();
 }

 /**
  * 系统初始化
  */
 private static function init()
 {
     set_exception_handler(array('AWS_APP', 'exception_handle'));
     self::$config = load_class('core_config');
     self::$db = load_class('core_db');
     self::$plugins = load_class('core_plugins');
     self::$settings = self::model('setting')->get_settings();
     if ((!defined('G_SESSION_SAVE') or G_SESSION_SAVE == 'db') and get_setting('db_version') > 20121123) {
         Zend_Session::setSaveHandler(new Zend_Session_SaveHandler_DbTable(array('name' => get_table('sessions'), 'primary' => 'id', 'modifiedColumn' => 'modified', 'dataColumn' => 'data', 'lifetimeColumn' => 'lifetime')));
         self::$session_type = 'db';
     }
     Zend_Session::setOptions(array('name' => G_COOKIE_PREFIX . '_Session', 'cookie_domain' => G_COOKIE_DOMAIN));
     if (G_SESSION_SAVE == 'file' and G_SESSION_SAVE_PATH) {
         Zend_Session::setOptions(array('save_path' => G_SESSION_SAVE_PATH));
     }
     Zend_Session::start();
     self::$session = new Zend_Session_Namespace(G_COOKIE_PREFIX . '_Anwsion');
     if ($default_timezone = get_setting('default_timezone')) {
         date_default_timezone_set($default_timezone);
     }
     if ($img_url = get_setting('img_url')) {
         define('G_STATIC_URL', $img_url);
     } else {
         define('G_STATIC_URL', base_url() . '/static');
     }
     if (self::config()->get('system')->debug) {
         if ($cornd_timer = self::cache()->getGroup('crond')) {
             foreach ($cornd_timer as $cornd_tag) {
                 if ($cornd_runtime = self::cache()->get($cornd_tag)) {
                     AWS_APP::debug_log('crond', 0, 'Tag: ' . str_replace('crond_timer_', '', $cornd_tag) . ', Last run time: ' . date('Y-m-d H:i:s', $cornd_runtime));
                 }
             }
         }
     }
 }

 /**
  * GET
  * @param  $key
  */
 public function get($key)
 {
     if (AWS_APP::config()->get('system')->debug) {
         list($usec, $sec) = explode(' ', microtime());
         $start_time = (double) $usec + (double) $sec;
     }
     if (!$key) {
         return false;
     }
     $result = $this->cache_factory->load($this->cachePrefix . $key);
     if (AWS_APP::config()->get('system')->debug) {
         list($usec, $sec) = explode(' ', microtime());
         $end_time = (double) $usec + (double) $sec;
         $stime = sprintf("%06f", $end_time - $start_time);
         AWS_APP::debug_log('cache', $stime, 'Get Cache: ' . str_replace($this->groupPrefix, '', $key) . ', result type: ' . gettype($result));
     }
     return $result;
 }

 /**
  * 计算字段总和, SELECT SUM() 方法
  *
  * 面向对象数据库操作, 表名无需加表前缀, 数据也无需使用 $this->quote 进行过滤 ($where 条件除外)
  *
  * @param	string
  * @param	string
  * @param	string
  * @return	int
  */
 public function sum($table, $column, $where = '')
 {
     $this->slave();
     $select = $this->select();
     $select->from($this->get_table($table), 'SUM(' . $column . ') AS n');
     if ($where) {
         $select->where($where);
     }
     $sql = $select->__toString();
     if (AWS_APP::config()->get('system')->debug) {
         $start_time = microtime(TRUE);
     }
     try {
         $result = $this->db()->fetchRow($select);
     } catch (Exception $e) {
         show_error("Database error\n------\n\nSQL: {$sql}\n\nError Message: " . $e->getMessage(), $e->getMessage());
     }
     if (AWS_APP::config()->get('system')->debug) {
         AWS_APP::debug_log('database', microtime(TRUE) - $start_time, $sql);
     }
     return intval($result['n']);
 }