PHP arr::callback_string方法代码示例

 /**
  * Creates and returns a form view object based on the defined inputs,
  * rules, and callbacks. ORM::validate is used as the validation method.
  *
  * Error i18n files follow the format: form_model_name, eg: Model_User would
  * use form_user for errors.
  *
  * @param   array    values array to validate
  * @param   boolean  YES to save the model, or a URI to redirect, on success
  * @return  View
  */
 public function form(array &$array, $save = NO)
 {
     $array = Validation::factory($array)->pre_filter('trim');
     foreach ($this->rules as $column => $rules) {
         foreach ($rules as $rule) {
             $array->add_rules($column, $rule);
         }
     }
     foreach ($this->callbacks as $column => $rules) {
         foreach ($rules as $rule) {
             $array->add_callbacks($column, $rule);
         }
     }
     // Load the form
     $form = View::factory($this->view)->set('action', Router::$current_uri)->set('cancel', Router::$current_uri)->set('attributes', array())->bind('inputs', $inputs)->bind('errors', $errors);
     if (!$this->validate($array, $save)) {
         // Load errors
         $errors = $array->errors('form_' . $this->object_name);
     }
     $inputs = array();
     foreach ($this->inputs as $name => $data) {
         if (is_int($name)) {
             $name = $data;
             $data = nil;
         } else {
             if (isset($data['type']) and $data['type'] === 'dropdown') {
                 if (isset($data['options']) and !is_array($data['options'])) {
                     list($model, $attr) = arr::callback_string($data['options']);
                     // Generate a list of options
                     $data['options'] = ORM::factory($model)->select_list($attr[0], $attr[1]);
                 }
                 if (!isset($data['selected'])) {
                     $data['selected'] = $array[$name];
                 }
             } elseif (isset($data['type']) and $data['type'] === 'upload') {
                 // Form must be multi-part
                 $attributes['enctype'] = 'multipart/form-data';
             } else {
                 $data['value'] = $array[$name];
             }
         }
         if (!isset($data['name'])) {
             // Set input name
             $data['name'] = $name;
         }
         if (!isset($data['title'])) {
             // Set field title
             $data['title'] = ucfirst($name);
         }
         // Add the column to the inputs
         $inputs[arr::remove('title', $data)] = $data;
     }
     return $form;
 }

 /**
  * Creates a SwiftMailer instance.
  *
  * @param   string  DSN connection string
  * @return  object  Swift object
  */
 public static function connect($config = NULL)
 {
     if (!class_exists('Swift', FALSE)) {
         // Load SwiftMailer
         require_once Kohana::find_file('vendor', 'swiftmailer/swift_required');
     }
     // Load default configuration
     $config === NULL and $config = Kohana::config('email');
     switch ($config['driver']) {
         case 'smtp':
             // Set port
             $port = empty($config['options']['port']) ? NULL : (int) $config['options']['port'];
             // Create a SMTP connection
             $connection = Swift_SmtpTransport::newInstance($config['options']['hostname'], $port);
             if (!empty($config['options']['encryption'])) {
                 // Set encryption
                 switch (strtolower($config['options']['encryption'])) {
                     case 'tls':
                     case 'ssl':
                         $connection->setEncryption($config['options']['encryption']);
                         break;
                 }
             }
             // Do authentication, if part of the DSN
             empty($config['options']['username']) or $connection->setUsername($config['options']['username']);
             empty($config['options']['password']) or $connection->setPassword($config['options']['password']);
             if (!empty($config['options']['auth'])) {
                 // Get the class name and params
                 list($class, $params) = arr::callback_string($config['options']['auth']);
                 if ($class === 'PopB4Smtp') {
                     // Load the PopB4Smtp class manually, due to its odd filename
                     require Kohana::find_file('vendor', 'swift/Swift/Authenticator/$PopB4Smtp$');
                 }
                 // Prepare the class name for auto-loading
                 $class = 'Swift_Authenticator_' . $class;
                 // Attach the authenticator
                 $connection->attachAuthenticator($params === NULL ? new $class() : new $class($params[0]));
             }
             // Set the timeout to 5 seconds
             $connection->setTimeout(empty($config['options']['timeout']) ? 5 : (int) $config['options']['timeout']);
             break;
         case 'sendmail':
             // Create a sendmail connection
             $connection = Swift_SendmailTransport::newInstance($config['options']);
             break;
         default:
             // Use the native connection
             $connection = Swift_MailTransport::newInstance();
             break;
     }
     // Create the SwiftMailer instance
     return email::$mail = Swift_Mailer::newInstance($connection);
 }

 /**
  * Creates a SwiftMailer instance.
  *
  * @param   string  DSN connection string
  * @return  object  Swift object
  */
 public static function connect($config = NULL)
 {
     if (!class_exists('Swift', FALSE)) {
         // Load SwiftMailer
         require Kohana::find_file('vendor', 'swift/Swift');
         // Register the Swift ClassLoader as an autoload
         spl_autoload_register(array('Swift_ClassLoader', 'load'));
     }
     // Load default configuration
     $config === NULL and $config = Kohana::config('email');
     switch ($config['driver']) {
         case 'smtp':
             // Set port
             $port = empty($config['options']['port']) ? NULL : (int) $config['options']['port'];
             if (empty($config['options']['encryption'])) {
                 // No encryption
                 $encryption = Swift_Connection_SMTP::ENC_OFF;
             } else {
                 // Set encryption
                 switch (strtolower($config['options']['encryption'])) {
                     case 'tls':
                         $encryption = Swift_Connection_SMTP::ENC_TLS;
                         break;
                     case 'ssl':
                         $encryption = Swift_Connection_SMTP::ENC_SSL;
                         break;
                 }
             }
             // Create a SMTP connection
             $connection = new Swift_Connection_SMTP($config['options']['hostname'], $port, $encryption);
             // Do authentication, if part of the DSN
             empty($config['options']['username']) or $connection->setUsername($config['options']['username']);
             empty($config['options']['password']) or $connection->setPassword($config['options']['password']);
             if (!empty($config['options']['auth'])) {
                 // Get the class name and params
                 list($class, $params) = arr::callback_string($config['options']['auth']);
                 if ($class === 'PopB4Smtp') {
                     // Load the PopB4Smtp class manually, due to its odd filename
                     require Kohana::find_file('vendor', 'swift/Swift/Authenticator/$PopB4Smtp$');
                 }
                 // Prepare the class name for auto-loading
                 $class = 'Swift_Authenticator_' . $class;
                 // Attach the authenticator
                 $connection->attachAuthenticator($params === NULL ? new $class() : new $class($params[0]));
             }
             // Set the timeout to 5 seconds
             $connection->setTimeout(empty($config['options']['timeout']) ? 5 : (int) $config['options']['timeout']);
             break;
         case 'sendmail':
             // Create a sendmail connection
             $connection = new Swift_Connection_Sendmail(empty($config['options']) ? Swift_Connection_Sendmail::AUTO_DETECT : $config['options']);
             // Set the timeout to 5 seconds
             $connection->setTimeout(5);
             break;
         default:
             // Use the native connection
             $connection = new Swift_Connection_NativeMail($config['options']);
             break;
     }
     // Create the SwiftMailer instance
     return email::$mail = new Swift($connection);
 }

 /**
  * Tests the arr::callback_string() function.
  * @dataProvider callback_string_provider
  * @group core.helpers.arr.callback_string
  * @test
  */
 public function callback_string($input_str, $expected_result)
 {
     $result = arr::callback_string($input_str);
     $this->assertEquals($expected_result, $result);
 }