104 lines
2.6 KiB
PHP
104 lines
2.6 KiB
PHP
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<?php
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require_once('config/Config_Db.php');
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class Config {
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/**
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* static pointer to instances
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* @var array(Config)
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*/
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private static $instances = array();
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/**
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* can handle several instances, distinct by instance name string
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* @var string
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*/
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private $instanceName = '';
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/**
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* config object
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* @var Config_Db
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*/
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private $config = null;
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/**
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* make a new Config_Db
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*
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* by using the $where statement you can limit the data that is fetched from db, i.e. only get config for zone $id
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*
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* @param string $instanceName
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* @param Zend_Db_Adapter $db
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* @param string $where
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*/
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protected function __construct($instanceName = null, $db = null, $where = null) {
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if ($instanceName === null)
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throw new Exception(__METHOD__ . ': expected an instance name, got none');
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$config = new Zend_Config_Ini(APPLICATION_PATH . '/configs/application.ini', APPLICATION_ENV);
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$this->instanceName = $instanceName;
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if ($db === null)
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$db = Zend_Db::factory($config->dnssecme->db->config->pdo, $config->dnssecme->db->config);
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$this->config = new Config_Db($db, $instanceName, $where, true);
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}
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/**
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* get already existing instance, make new instance or throw an exception
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* @param string $instanceName
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* @param Zend_Db_Adapter $db
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* @param string $where
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*/
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public static function getInstance($instanceName, $db = null, $where = null) {
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if ($instanceName === null)
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throw new Exception(__METHOD__ . ': expected an instance name, got none');
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// no caching if presumeably volatile data is requested
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if ($db !== null && $where !== null) {
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return new Config($instanceName, $db, $where);
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}
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if (!array_key_exists($instanceName, self::$instances)) {
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self::$instances[$instanceName] = new Config($instanceName, $db, $where);
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}
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return self::$instances[$instanceName];
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}
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/**
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* magic method that dispatches all unrecognized method calls to the config object
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*
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* @param string $param
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*/
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public function __get($param) {
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return $this->config->$param;
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}
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/**
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* magic method that handles isset inquiries to attributes
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*
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* @param string $param
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*/
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public function __isset($param) {
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return isset($this->config->$param);
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}
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/**
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* magic method that dispatches all unrecognized method calls to the config object
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*
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* @param string $param
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* @param string $value
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*/
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public function __set($param, $value) {
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$this->config->$param = $value;
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}
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/**
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* get the config object
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* @return Zend_Config_*
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*/
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public function getConfig() {
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return $this->config;
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}
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}
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?>
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