joomla_test/administrator/components/com_banners/models/client.php

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_banners
 *
 * @copyright   Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

/**
 * Client model.
 *
 * @package     Joomla.Administrator
 * @subpackage  com_banners
 * @since       1.6
 */
class BannersModelClient extends JModelAdmin
{
	/**
	 * Method to test whether a record can be deleted.
	 *
	 * @param   object	A record object.
	 * @return  boolean  True if allowed to delete the record. Defaults to the permission set in the component.
	 * @since   1.6
	 */
	protected function canDelete($record)
	{
		if (!empty($record->id))
			{
				if ($record->state != -2)
				{
					return;
				}
			$user = JFactory::getUser();

			if (!empty($record->catid))
			{
				return $user->authorise('core.delete', 'com_banners.category.'.(int) $record->catid);
			}
			else {
				return $user->authorise('core.delete', 'com_banners');
			}
		}
	}

	/**
	 * Method to test whether a record can be deleted.
	 *
	 * @param   object	A record object.
	 * @return  boolean  True if allowed to change the state of the record. Defaults to the permission set in the component.
	 * @since   1.6
	 */
	protected function canEditState($record)
	{
		$user = JFactory::getUser();

		if (!empty($record->catid))
		{
			return $user->authorise('core.edit.state', 'com_banners.category.'.(int) $record->catid);
		}
		else
		{
			return $user->authorise('core.edit.state', 'com_banners');
		}
	}

	/**
	 * Returns a reference to the a Table object, always creating it.
	 *
	 * @param   type	The table type to instantiate
	 * @param   string	A prefix for the table class name. Optional.
	 * @param   array  Configuration array for model. Optional.
	 * @return  JTable	A database object
	 * @since   1.6
	 */
	public function getTable($type = 'Client', $prefix = 'BannersTable', $config = array())
	{
		return JTable::getInstance($type, $prefix, $config);
	}

	/**
	 * Method to get the record form.
	 *
	 * @param   array  $data		Data for the form.
	 * @param   boolean	$loadData	True if the form is to load its own data (default case), false if not.
	 * @return  mixed  A JForm object on success, false on failure
	 * @since   1.6
	 */
	public function getForm($data = array(), $loadData = true)
	{
		// Get the form.
		$form = $this->loadForm('com_banners.client', 'client', array('control' => 'jform', 'load_data' => $loadData));
		if (empty($form))
		{
			return false;
		}

		return $form;
	}

	/**
	 * Method to get the data that should be injected in the form.
	 *
	 * @return  mixed  The data for the form.
	 * @since   1.6
	 */
	protected function loadFormData()
	{
		// Check the session for previously entered form data.
		$data = JFactory::getApplication()->getUserState('com_banners.edit.client.data', array());

		if (empty($data))
		{
			$data = $this->getItem();
		}

		$this->preprocessData('com_banners.client', $data);

		return $data;
	}

	/**
	 * Prepare and sanitise the table data prior to saving.
	 *
	 * @param   JTable	A JTable object.
	 * @since   1.6
	 */
	protected function prepareTable($table)
	{
		$table->name = htmlspecialchars_decode($table->name, ENT_QUOTES);
	}
}