обработка нажатия cancel - Общие вопросы веб разработки

function cancel() {
		$htmlmap = $this->getModel('htmlmap');
		$htmlmap->setState('id', $this->_fields['id']);
		$htmlmap->checkin(); 
		$msg = JText::_('EDIT_HTMLMAP_CANCELLED');
		$type = 'message';
		$this->setRedirect(JRoute::_('index.php?option=com_htmlmap&controller=htmlmaps&view=htmlmaps'), $msg, $type);

function checkin() {
		$map = $this->getMap();
		$map->checkin();
	}

var $_map = null;
function getMap() {
	if (empty($this->_map)) {
		$this->_map = $this->getTable();
		$this->_map->load($this->getState('id'));
	}
	return $this->_map;
}

public function cancel()
{
      if ($this->_fields['id'] > 0)
      {
         $htmlmap = $this->getModel('htmlmap');
         $htmlmap->setState('id', $this->_fields['id']);
         $htmlmap->checkin();
      }

      $msg = JText::_('EDIT_HTMLMAP_CANCELLED');
      $type = 'message';
      $this->setRedirect(JRoute::_('index.php?option=com_htmlmap&controller=htmlmaps&view=htmlmaps'), $msg, $type);
}

if(!($this->_fields['id']===null)){
	$htmlmap->checkin();
}

jimport('joomla.database.table');
class HTMLMapTableHTMLMap extends JTable {
	/* Constructor */
	function __construct(&$db) {
		parent::__construct('#__htmlmap', 'id', $db);
	}
	
	public function bind($array, $ignore = array()) {
		if (isset($array['params']) && is_array($array['params'])) {
			$registry = new JRegistry;
			$registry->loadArray($array['params']);
			$array['params'] = (string) $parameter;
		}
		return parent::bind($array, $ignore);
	}
} ?>

jimport('joomla.application.component.controller');
class HTMLMapControllerHTMLMap extends JControllerLegacy {
	var $_id = null;
	var $_fields = null;
	function __construct($config = array()) {
		if (array_key_exists('id', $config)) {
			$this->_id = $config['id'];
		} else {
			$this->_id = JRequest::getInt('id', 0);
		}
		if (array_key_exists('fields', $config)) {
			$this->_fields = $config['fields'];
		} else {
			$this->_fields = JRequest::getVar('param');
		}
		parent::__construct($config);
	}
function save() {
		$var = $this->input->get('fields');
		$htmlmap = $this->getModel($name = 'HTMLMap', $prefix = 'HTMLMapModel', $config = array());
		$htmlmap->setState('fields', $this->_fields);
		if ($htmlmap->save()) {
			$msg = JText::_('HTMLMAP_SAVED');
			$type = 'message';
		} else {
			$msg = JText::_('ERROR_SAVING_HTMLMAP'). ": " . $htmlmap->getError();
			$type = 'error';
		}
		$this->setRedirect(JRoute::_('index.php?option=com_htmlmap&controller=htmlmaps&view=htmlmaps'), $msg, $type);
	}
} ?>

jimport('joomla.application.component.model');
class HTMLMapModelHTMLMap extends JModelLegacy {
	var $_map = null;
	function __construct($config) {
		if (!array_key_exists('table_path', $config)) {
			$config['table_path'] = JPATH_ADMINISTRATOR . DS . 'components' . DS . 'com_htmlmap' . DS . 'tables';
		}
		parent::__construct($config);
	}
	function save() {
		$map = $this->getTable($name='HTMLMap', $prefix='HTMLMapTable', $options = array());
		$fields = $this->getState('fields');
		if ($map->save($this->getState('fields'))) {
			$this->setState('id', $map->id);
			return true;
		} else {
			$this->setError($map->getError());
			return false;
		}
	}
} ?>

var $_id = null;
	var $_fields = null;
	function __construct($config = array()) {
		if (array_key_exists('id', $config)) {
			$this->_id = $config['id'];
		} else {
			$this->_id = JRequest::getInt('id', 0);
		}
		if (array_key_exists('fields', $config)) {
			$this->_fields = $config['fields'];
		} else {
			$this->_fields = JRequest::getVar('param');
		}
		parent::__construct($config);
	}

<?php defined('_JEXEC') or die('Restricted access');

class HTMLMapControllerHTMLMap extends JControllerForm {
	public function __construct($config = array()) {
		parent::__construct($config);
		if ($this->input->get('return') == 'htmlmaps') {
			$this->view_list = 'htmlmaps';
			$this->view_item = 'com_htmlmap&view=htmlmaps';
		}
	}

	public function batch($model = null) {
		JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
		$model = $this->getModel($name = 'HTMLMap', $prefix = 'HTMLMapModel', $config = array());
		$this->setRedirect(JRoute::_('index.php?option=com_htmlmap&view=htmlmap' . $this->getRedirectToListAppend(), false));
		return parent::batch($model);
	}

	protected function postSaveHook(JModelLegacy $model, $validData = array()) {
		return;
	}
} ?>

<installfile>install.php</installfile>

<?php defined('_JEXEC') or die('Restricted access');

jimport('joomla.application.component.model');

defined('DS') or define('DS', DIRECTORY_SEPARATOR);

function com_install() {
	jimport('joomla.filesystem.folder');
	$folder = JPATH_SITE . DS . 'images' . DS . 'htmlmaps';
	if (@JFolder::create($folder)===false)
		JError :: raiseWarning(1, JText :: _('FAILED TO CREATE DIRECTORY'). ' "' . $folder . '"');
		return false;
	}
} ?>

jimport('joomla.filesystem.folder');
	if(!(JFolder::create(JPATH_ROOT . DS . 'images' . DS . 'htmlmaps'))) {
		echo "FAILED TO CREATE DIRECTORY";
		return false;
	}

jimport('joomla.filesystem.folder');

function CF($name)
{
	$result = JFolder::create(JPATH_ROOT . $name);
	if (!$result)
		JError::raiseWarning('', JText::_('FAILED TO CREATE DIRECTORY'));
	return $result;
}

if (!CF('/images/htmlmaps'))
	return false;

jimport('joomla.filesystem.folder');
...

/**
 * Method to create the necessary directories
 *
 * @return  boolean  True on success, false otherwise.
 *
 * @since   1.0
 */
private function createDirectories()
{
	$result = JFolder::create(JPATH_SITE . '/ncuploads');

	if (false === $result)
	{
		JLog::add(sprintf('Unable to create uploads folder %s', JPATH_SITE . '/ncuploads'), JLog::ERROR, 'jerror');
	}

	return $result;
}

		/**
		 * creates a folder with empty HTML file
		 *
		 * @author Max Milbers
		 *
		 */
		public function createIndexFolder($path){

			if(JFolder::create($path)) {
				/*if(!JFile::exists($path .DS. 'index.html')){
					JFile::copy(VMPATH_ROOT.DS.'components'.DS.'index.html', $path .DS. 'index.html');
				}*/
				return true;
			}
			return false;
		}