loadClass example

break;

                case 'mailto':
                    // TODO                 default:
                    throw new Zend_Uri_Exception("Scheme \"$scheme\" is not supported");
                    break;
            }
        }

        try {
            Zend_Loader::loadClass($className);
        } catch (Exception $e) {
            throw new Zend_Uri_Exception("\"$className\" not found");
        }

        $schemeHandler = new $className($scheme, $schemeSpecific);

        if (! $schemeHandler instanceof Zend_Uri) {
            throw new Zend_Uri_Exception("\"$className\" is not an instance of Zend_Uri");
        }

        return $schemeHandler;
    }

$keyValue, $type);
                }
                $whereOrTerms[] = '(' . implode(' AND ', $whereAndTerms) . ')';
            }
            $whereClause = '(' . implode(' OR ', $whereOrTerms) . ')';
        }

        // issue ZF-5775 (empty where clause should return empty rowset)         if ($whereClause == null) {
            $rowsetClass = $this->getRowsetClass();
            if (!class_exists($rowsetClass)) {
                Zend_Loader::loadClass($rowsetClass);
            }
            return new $rowsetClass(array('table' => $this, 'rowClass' => $this->getRowClass(), 'stored' => true));
        }

        return $this->fetchAll($whereClause);
    }

    /** * Fetches all rows. * * Honors the Zend_Db_Adapter fetch mode. * * @param string|array|Zend_Db_Table_Select $where OPTIONAL An SQL WHERE clause or Zend_Db_Table_Select object. * @param string|array $order OPTIONAL An SQL ORDER clause. * @param int $count OPTIONAL An SQL LIMIT count. * @param int $offset OPTIONAL An SQL LIMIT offset. * @return Zend_Db_Table_Rowset_Abstract The row results per the Zend_Db_Adapter fetch mode. */

    public function _sendMail()
    {
        // If sending multiple messages per session use existing adapter         if (!($this->_connection instanceof Zend_Mail_Protocol_Smtp)) {
            // Check if authentication is required and determine required class             $connectionClass = 'Zend_Mail_Protocol_Smtp';
            if ($this->_auth) {
                $connectionClass .= '_Auth_' . ucwords($this->_auth);
            }
            if (!class_exists($connectionClass)) {
                Zend_Loader::loadClass($connectionClass);
            }
            $this->setConnection(new $connectionClass($this->_host, $this->_port, $this->_config));
            $this->_connection->connect();
            $this->_connection->helo($this->_name);
        } else {
            // Reset connection to ensure reliable transaction             $this->_connection->rset();
        }

        // Set sender email address         $this->_connection->mail($this->_mail->getReturnPath());

        

        if (!is_array($config) || empty($config)) {
            throw new Zend_Log_Exception(
                'Configuration must be an array or instance of Zend_Config'
            );
        }

        $params    = isset($config[ $type .'Params' ]) ? $config[ $type .'Params' ] : array();
        $className = $this->getClassName($config, $type, $namespace);
        if (!class_exists($className)) {
            Zend_Loader::loadClass($className);
        }

        $reflection = new ReflectionClass($className);
        if (!$reflection->implementsInterface('Zend_Log_FactoryInterface')) {
            throw new Zend_Log_Exception(
                $className . ' does not implement Zend_Log_FactoryInterface and can not be constructed from config.'
            );
        }

        return call_user_func(array($className, 'factory'), $params);
    }

    

$profilerClass = $profiler['class'];
            }
            if (isset($profiler['instance'])) {
                $profilerInstance = $profiler['instance'];
            }
        } elseif (!$profilerIsObject) {
            $enabled = (bool) $profiler;
        }

        if ($profilerInstance === null) {
            if (!class_exists($profilerClass)) {
                Zend_Loader::loadClass($profilerClass);
            }
            $profilerInstance = new $profilerClass();
        }

        if (!$profilerInstance instanceof Zend_Db_Profiler) {
            /* @see Zend_Db_Profiler_Exception */
            throw new Zend_Db_Profiler_Exception('Class ' . get_class($profilerInstance) . ' does not extend '
                . 'Zend_Db_Profiler');
        }

        if ($enabled !== null) {
            

    public static function is($value, $classBaseName, array $args = array(), $namespaces = array())
    {
        $namespaces = array_merge((array) $namespaces, self::$_defaultNamespaces, array('Zend_Validate'));
        $className  = ucfirst($classBaseName);
        try {
            if (!class_exists($className, false)) {
                foreach($namespaces as $namespace) {
                    $class = $namespace . '_' . $className;
                    $file  = str_replace('_', DIRECTORY_SEPARATOR, $class) . '.php';
                    if (Zend_Loader::isReadable($file)) {
                        Zend_Loader::loadClass($class);
                        $className = $class;
                        break;
                    }
                }
            }

            $class = new ReflectionClass($className);
            if ($class->implementsInterface('Zend_Validate_Interface')) {
                if ($class->hasMethod('__construct')) {
                    $keys    = array_keys($args);
                    $numeric = false;
                    

$options = array_merge($opt, $options);
            }
        } else if (!is_array($options)) {
            $options = array('adapter' => $options);
        }

        if (Zend_Loader::isReadable('Zend/Translate/Adapter/' . ucfirst($options['adapter']). '.php')) {
            $options['adapter'] = 'Zend_Translate_Adapter_' . ucfirst($options['adapter']);
        }

        if (!class_exists($options['adapter'])) {
            Zend_Loader::loadClass($options['adapter']);
        }

        if (array_key_exists('cache', $options)) {
            Zend_Translate_Adapter::setCache($options['cache']);
        }

        $adapter = $options['adapter'];
        unset($options['adapter']);
        $this->_adapter = new $adapter($options);
        if (!$this->_adapter instanceof Zend_Translate_Adapter) {
            throw new Zend_Translate_Exception("Adapter " . $adapter . " does not extend Zend_Translate_Adapter");
        }

    public function setAdapter($adapter, $options = null)
    {
        $adapter = ucfirst(strtolower($adapter));
        if (Zend_Loader::isReadable('Zend/Validate/Barcode/' . $adapter. '.php')) {
            $adapter = 'Zend_Validate_Barcode_' . $adapter;
        }

        if (!class_exists($adapter)) {
            Zend_Loader::loadClass($adapter);
        }

        $this->_adapter = new $adapter($options);
        if (!$this->_adapter instanceof Zend_Validate_Barcode_AdapterInterface) {
            throw new Zend_Validate_Exception(
                "Adapter " . $adapter . " does not implement Zend_Validate_Barcode_AdapterInterface"
            );
        }

        return $this;
    }

    

    public function __construct(array $config)
    {
        if (isset($config['table'])) {
            $this->_table      = $config['table'];
            $this->_tableClass = get_class($this->_table);
        }
        if (isset($config['rowClass'])) {
            $this->_rowClass   = $config['rowClass'];
        }
        if (!class_exists($this->_rowClass)) {
            Zend_Loader::loadClass($this->_rowClass);
        }
        if (isset($config['data'])) {
            $this->_data       = $config['data'];
        }
        if (isset($config['readOnly'])) {
            $this->_readOnly   = $config['readOnly'];
        }
        if (isset($config['stored'])) {
            $this->_stored     = $config['stored'];
        }

        

    public function prepare($sql)
    {
        $this->_connect();
        $stmtClass = $this->_defaultStmtClass;
        if (!class_exists($stmtClass)) {
            Zend_Loader::loadClass($stmtClass);
        }
        $stmt = new $stmtClass($this, $sql);
        $stmt->setFetchMode($this->_fetchMode);
        return $stmt;
    }

    /** * Gets the last ID generated automatically by an IDENTITY/AUTOINCREMENT column. * * As a convention, on RDBMS brands that support sequences * (e.g. Oracle, PostgreSQL, DB2), this method forms the name of a sequence * from the arguments and returns the last id generated by that sequence. * On RDBMS brands that support IDENTITY/AUTOINCREMENT columns, this method * returns the last value generated for such a column, and the table name * argument is disregarded. * * On RDBMS brands that don't support sequences, $tableName and $primaryKey * are ignored. * * @param string $tableName OPTIONAL Name of table. * @param string $primaryKey OPTIONAL Name of primary key column. * @return string */

        // Adapter no longer normalized- see http://framework.zend.com/issues/browse/ZF-5606         $adapterName = $adapterNamespace . '_';
        $adapterName .= str_replace(' ', '_', ucwords(str_replace('_', ' ', strtolower($adapter))));

        /* * Load the adapter class. This throws an exception * if the specified class cannot be loaded. */
        if (!class_exists($adapterName)) {
            Zend_Loader::loadClass($adapterName);
        }

        /* * Create an instance of the adapter class. * Pass the config to the adapter class constructor. */
        $dbAdapter = new $adapterName($config);

        /* * Verify that the object created is a descendent of the abstract adapter type. */
        

if (!isset($options['port']) && !empty($config->MailerPort)) {
                $options['port'] = $config->MailerPort;
            }
            if (!isset($options['name']) && !empty($config->MailerHostname)) {
                $options['name'] = $config->MailerHostname;
            }
            if (!isset($options['host']) && !empty($config->MailerHost)) {
                $options['host'] = $config->MailerHost;
            }
        }

        if (!$loader->loadClass($options['type'])) {
            $transportName = ucfirst(strtolower($options['type']));
            $transportName = 'Zend_Mail_Transport_' . $transportName;
        } else {
            $transportName = $options['type'];
        }
        unset($options['type'], $options['charset']);

        if ($transportName === Zend_Mail_Transport_Smtp::class) {
            $transport = Enlight_Class::Instance($transportName, [$options['host'] ?? null, $options]);
        } elseif (!empty($options)) {
            $transport = Enlight_Class::Instance($transportName, [$options]);
        }

    public function setCookieJar($cookiejar = true)
    {
        Zend_Loader::loadClass('Zend_Http_CookieJar');

        if ($cookiejar instanceof Zend_Http_CookieJar) {
            $this->cookiejar = $cookiejar;
        } elseif ($cookiejar === true) {
            $this->cookiejar = new Zend_Http_CookieJar();
        } elseif (! $cookiejar) {
            $this->cookiejar = null;
        } else {
            /** @see Zend_Http_Client_Exception */
            throw new Zend_Http_Client_Exception('Invalid parameter type passed as CookieJar');
        }

        

    public static function filterStatic($value, $classBaseName, array $args = array(), $namespaces = array())
    {
        $namespaces = array_merge((array) $namespaces, self::$_defaultNamespaces, array('Zend_Filter'));
        foreach ($namespaces as $namespace) {
            $className = $namespace . '_' . ucfirst($classBaseName);
            if (!class_exists($className, false)) {
                try {
                    $file = str_replace('_', DIRECTORY_SEPARATOR, $className) . '.php';
                    if (Zend_Loader::isReadable($file)) {
                        Zend_Loader::loadClass($className);
                    } else {
                        continue;
                    }
                } catch (Zend_Exception $ze) {
                    continue;
                }
            }

            $class = new ReflectionClass($className);
            if ($class->implementsInterface('Zend_Filter_Interface')) {
                if ($class->hasMethod('__construct')) {
                    

    public function setPluginLoader($type, $loader)
    {
        $type       = $this->_validateLoaderType($type);

        if (is_string($loader)) {
            if (!class_exists($loader)) {
                Zend_Loader::loadClass($loader);
            }
            $loader = new $loader();
        } elseif (!is_object($loader)) {
            throw new Zend_Http_UserAgent_Exception(sprintf(
                'Expected a plugin loader class or object; received %s',
                gettype($loader)
            ));
        }
        if (!$loader instanceof Zend_Loader_PluginLoader) {
            throw new Zend_Http_UserAgent_Exception(sprintf(
                'Expected an object extending Zend_Loader_PluginLoader; received %s',