joomla_test/libraries/legacy/application/application.php
2020-01-02 22:20:31 +07:00

1169 lines
29 KiB
PHP

<?php
/**
* @package Joomla.Legacy
* @subpackage Application
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
jimport('joomla.environment.response');
/**
* Base class for a Joomla! application.
*
* Acts as a Factory class for application specific objects and provides many
* supporting API functions. Derived clases should supply the route(), dispatch()
* and render() functions.
*
* @package Joomla.Legacy
* @subpackage Application
* @since 11.1
*/
class JApplication extends JApplicationBase
{
/**
* The client identifier.
*
* @var integer
* @since 11.1
*/
protected $_clientId = null;
/**
* The application message queue.
*
* @var array
* @since 11.1
*/
protected $_messageQueue = array();
/**
* The name of the application.
*
* @var array
* @since 11.1
*/
protected $_name = null;
/**
* The scope of the application.
*
* @var string
* @since 11.1
*/
public $scope = null;
/**
* The time the request was made.
*
* @var date
* @since 11.1
*/
public $requestTime = null;
/**
* The time the request was made as Unix timestamp.
*
* @var integer
* @since 11.1
*/
public $startTime = null;
/**
* @var JApplicationWebClient The application client object.
* @since 12.2
*/
public $client;
/**
* @var array JApplication instances container.
* @since 11.3
*/
protected static $instances = array();
/**
* Class constructor.
*
* @param array $config A configuration array including optional elements such as session
* session_name, clientId and others. This is not exhaustive.
*
* @since 11.1
*/
public function __construct($config = array())
{
// Set the view name.
$this->_name = $this->getName();
// Only set the clientId if available.
if (isset($config['clientId']))
{
$this->_clientId = $config['clientId'];
}
// Enable sessions by default.
if (!isset($config['session']))
{
$config['session'] = true;
}
// Create the input object
$this->input = new JInput;
$this->client = new JApplicationWebClient;
$this->loadDispatcher();
// Set the session default name.
if (!isset($config['session_name']))
{
$config['session_name'] = $this->_name;
}
// Set the default configuration file.
if (!isset($config['config_file']))
{
$config['config_file'] = 'configuration.php';
}
// Create the configuration object.
if (file_exists(JPATH_CONFIGURATION . '/' . $config['config_file']))
{
$this->_createConfiguration(JPATH_CONFIGURATION . '/' . $config['config_file']);
}
// Create the session if a session name is passed.
if ($config['session'] !== false)
{
$this->_createSession(self::getHash($config['session_name']));
}
$this->requestTime = gmdate('Y-m-d H:i');
// Used by task system to ensure that the system doesn't go over time.
$this->startTime = JProfiler::getmicrotime();
}
/**
* Returns the global JApplication object, only creating it if it
* doesn't already exist.
*
* @param mixed $client A client identifier or name.
* @param array $config An optional associative array of configuration settings.
* @param string $prefix A prefix for class names
*
* @return JApplication A JApplication object.
*
* @since 11.1
*/
public static function getInstance($client, $config = array(), $prefix = 'J')
{
if (empty(self::$instances[$client]))
{
// Load the router object.
$info = JApplicationHelper::getClientInfo($client, true);
$path = $info->path . '/includes/application.php';
if (file_exists($path))
{
include_once $path;
// Create a JApplication object.
$classname = $prefix . ucfirst($client);
$instance = new $classname($config);
}
else
{
$error = JError::raiseError(500, JText::sprintf('JLIB_APPLICATION_ERROR_APPLICATION_LOAD', $client));
return $error;
}
self::$instances[$client] = $instance;
}
return self::$instances[$client];
}
/**
* Initialise the application.
*
* @param array $options An optional associative array of configuration settings.
*
* @return void
*
* @since 11.1
*/
public function initialise($options = array())
{
// Set the language in the class.
$config = JFactory::getConfig();
// Check that we were given a language in the array (since by default may be blank).
if (isset($options['language']))
{
$config->set('language', $options['language']);
}
// Set user specific editor.
$user = JFactory::getUser();
$editor = $user->getParam('editor', $this->getCfg('editor'));
if (!JPluginHelper::isEnabled('editors', $editor))
{
$editor = $this->getCfg('editor');
if (!JPluginHelper::isEnabled('editors', $editor))
{
$editor = 'none';
}
}
$config->set('editor', $editor);
// Trigger the onAfterInitialise event.
JPluginHelper::importPlugin('system');
$this->triggerEvent('onAfterInitialise');
}
/**
* Route the application.
*
* Routing is the process of examining the request environment to determine which
* component should receive the request. The component optional parameters
* are then set in the request object to be processed when the application is being
* dispatched.
*
* @return void
*
* @since 11.1
*/
public function route()
{
// Get the full request URI.
$uri = clone JUri::getInstance();
$router = $this->getRouter();
$result = $router->parse($uri);
foreach ($result as $key => $value)
{
$this->input->def($key, $value);
}
// Trigger the onAfterRoute event.
JPluginHelper::importPlugin('system');
$this->triggerEvent('onAfterRoute');
}
/**
* Dispatch the application.
*
* Dispatching is the process of pulling the option from the request object and
* mapping them to a component. If the component does not exist, it handles
* determining a default component to dispatch.
*
* @param string $component The component to dispatch.
*
* @return void
*
* @since 11.1
*/
public function dispatch($component = null)
{
$document = JFactory::getDocument();
$contents = JComponentHelper::renderComponent($component);
$document->setBuffer($contents, 'component');
// Trigger the onAfterDispatch event.
JPluginHelper::importPlugin('system');
$this->triggerEvent('onAfterDispatch');
}
/**
* Render the application.
*
* Rendering is the process of pushing the document buffers into the template
* placeholders, retrieving data from the document and pushing it into
* the JResponse buffer.
*
* @return void
*
* @since 11.1
*/
public function render()
{
$template = $this->getTemplate(true);
$params = array('template' => $template->template, 'file' => 'index.php', 'directory' => JPATH_THEMES, 'params' => $template->params);
// Parse the document.
$document = JFactory::getDocument();
$document->parse($params);
// Trigger the onBeforeRender event.
JPluginHelper::importPlugin('system');
$this->triggerEvent('onBeforeRender');
// Render the document.
$caching = ($this->getCfg('caching') >= 2) ? true : false;
JResponse::setBody($document->render($caching, $params));
// Trigger the onAfterRender event.
$this->triggerEvent('onAfterRender');
}
/**
* Redirect to another URL.
*
* Optionally enqueues a message in the system message queue (which will be displayed
* the next time a page is loaded) using the enqueueMessage method. If the headers have
* not been sent the redirect will be accomplished using a "301 Moved Permanently"
* code in the header pointing to the new location. If the headers have already been
* sent this will be accomplished using a JavaScript statement.
*
* @param string $url The URL to redirect to. Can only be http/https URL
* @param string $msg An optional message to display on redirect.
* @param string $msgType An optional message type. Defaults to message.
* @param boolean $moved True if the page is 301 Permanently Moved, otherwise 303 See Other is assumed.
*
* @return void Calls exit().
*
* @since 11.1
*
* @see JApplication::enqueueMessage()
*/
public function redirect($url, $msg = '', $msgType = 'message', $moved = false)
{
// Check for relative internal links.
if (preg_match('#^index2?\.php#', $url))
{
$url = JUri::base() . $url;
}
// Strip out any line breaks.
$url = preg_split("/[\r\n]/", $url);
$url = $url[0];
/*
* If we don't start with a http we need to fix this before we proceed.
* We could validly start with something else (e.g. ftp), though this would
* be unlikely and isn't supported by this API.
*/
if (!preg_match('#^http#i', $url))
{
$uri = JUri::getInstance();
$prefix = $uri->toString(array('scheme', 'user', 'pass', 'host', 'port'));
if ($url[0] == '/')
{
// We just need the prefix since we have a path relative to the root.
$url = $prefix . $url;
}
else
{
// It's relative to where we are now, so lets add that.
$parts = explode('/', $uri->toString(array('path')));
array_pop($parts);
$path = implode('/', $parts) . '/';
$url = $prefix . $path . $url;
}
}
// If the message exists, enqueue it.
if (trim($msg))
{
$this->enqueueMessage($msg, $msgType);
}
// Persist messages if they exist.
if (count($this->_messageQueue))
{
$session = JFactory::getSession();
$session->set('application.queue', $this->_messageQueue);
}
// If the headers have been sent, then we cannot send an additional location header
// so we will output a javascript redirect statement.
if (headers_sent())
{
echo "<script>document.location.href='" . str_replace("'", "&apos;", $url) . "';</script>\n";
}
else
{
$document = JFactory::getDocument();
jimport('phputf8.utils.ascii');
if (($this->client->engine == JApplicationWebClient::TRIDENT) && !utf8_is_ascii($url))
{
// MSIE type browser and/or server cause issues when url contains utf8 character,so use a javascript redirect method
echo '<html><head><meta http-equiv="content-type" content="text/html; charset=' . $document->getCharset() . '" />'
. '<script>document.location.href=\'' . str_replace("'", "&apos;", $url) . '\';</script></head></html>';
}
else
{
// All other browsers, use the more efficient HTTP header method
header($moved ? 'HTTP/1.1 301 Moved Permanently' : 'HTTP/1.1 303 See other');
header('Location: ' . $url);
header('Content-Type: text/html; charset=' . $document->getCharset());
}
}
$this->close();
}
/**
* Enqueue a system message.
*
* @param string $msg The message to enqueue.
* @param string $type The message type. Default is message.
*
* @return void
*
* @since 11.1
*/
public function enqueueMessage($msg, $type = 'message')
{
// For empty queue, if messages exists in the session, enqueue them first.
if (!count($this->_messageQueue))
{
$session = JFactory::getSession();
$sessionQueue = $session->get('application.queue');
if (count($sessionQueue))
{
$this->_messageQueue = $sessionQueue;
$session->set('application.queue', null);
}
}
// Enqueue the message.
$this->_messageQueue[] = array('message' => $msg, 'type' => strtolower($type));
}
/**
* Get the system message queue.
*
* @return array The system message queue.
*
* @since 11.1
*/
public function getMessageQueue()
{
// For empty queue, if messages exists in the session, enqueue them.
if (!count($this->_messageQueue))
{
$session = JFactory::getSession();
$sessionQueue = $session->get('application.queue');
if (count($sessionQueue))
{
$this->_messageQueue = $sessionQueue;
$session->set('application.queue', null);
}
}
return $this->_messageQueue;
}
/**
* Gets a configuration value.
*
* An example is in application/japplication-getcfg.php Getting a configuration
*
* @param string $varname The name of the value to get.
* @param string $default Default value to return
*
* @return mixed The user state.
*
* @since 11.1
*/
public function getCfg($varname, $default = null)
{
$config = JFactory::getConfig();
return $config->get('' . $varname, $default);
}
/**
* Method to get the application name.
*
* The dispatcher name is by default parsed using the classname, or it can be set
* by passing a $config['name'] in the class constructor.
*
* @return string The name of the dispatcher.
*
* @since 11.1
*/
public function getName()
{
$name = $this->_name;
if (empty($name))
{
$r = null;
if (!preg_match('/J(.*)/i', get_class($this), $r))
{
JLog::add(JText::_('JLIB_APPLICATION_ERROR_APPLICATION_GET_NAME'), JLog::WARNING, 'jerror');
}
$name = strtolower($r[1]);
}
return $name;
}
/**
* Gets a user state.
*
* @param string $key The path of the state.
* @param mixed $default Optional default value, returned if the internal value is null.
*
* @return mixed The user state or null.
*
* @since 11.1
*/
public function getUserState($key, $default = null)
{
$session = JFactory::getSession();
$registry = $session->get('registry');
if (!is_null($registry))
{
return $registry->get($key, $default);
}
return $default;
}
/**
* Sets the value of a user state variable.
*
* @param string $key The path of the state.
* @param string $value The value of the variable.
*
* @return mixed The previous state, if one existed.
*
* @since 11.1
*/
public function setUserState($key, $value)
{
$session = JFactory::getSession();
$registry = $session->get('registry');
if (!is_null($registry))
{
return $registry->set($key, $value);
}
return null;
}
/**
* Gets the value of a user state variable.
*
* @param string $key The key of the user state variable.
* @param string $request The name of the variable passed in a request.
* @param string $default The default value for the variable if not found. Optional.
* @param string $type Filter for the variable, for valid values see {@link JFilterInput::clean()}. Optional.
*
* @return The request user state.
*
* @since 11.1
*/
public function getUserStateFromRequest($key, $request, $default = null, $type = 'none')
{
$cur_state = $this->getUserState($key, $default);
$new_state = $this->input->get($request, null, $type);
// Save the new value only if it was set in this request.
if ($new_state !== null)
{
$this->setUserState($key, $new_state);
}
else
{
$new_state = $cur_state;
}
return $new_state;
}
/**
* Login authentication function.
*
* Username and encoded password are passed the onUserLogin event which
* is responsible for the user validation. A successful validation updates
* the current session record with the user's details.
*
* Username and encoded password are sent as credentials (along with other
* possibilities) to each observer (authentication plugin) for user
* validation. Successful validation will update the current session with
* the user details.
*
* @param array $credentials Array('username' => string, 'password' => string)
* @param array $options Array('remember' => boolean)
*
* @return boolean True on success.
*
* @since 11.1
*/
public function login($credentials, $options = array())
{
// Get the global JAuthentication object.
jimport('joomla.user.authentication');
$authenticate = JAuthentication::getInstance();
$response = $authenticate->authenticate($credentials, $options);
if ($response->status === JAuthentication::STATUS_SUCCESS)
{
// Validate that the user should be able to login (different to being authenticated).
// This permits authentication plugins blocking the user
$authorisations = $authenticate->authorise($response, $options);
foreach ($authorisations as $authorisation)
{
$denied_states = array(JAuthentication::STATUS_EXPIRED, JAuthentication::STATUS_DENIED);
if (in_array($authorisation->status, $denied_states))
{
// Trigger onUserAuthorisationFailure Event.
$this->triggerEvent('onUserAuthorisationFailure', array((array) $authorisation));
// If silent is set, just return false.
if (isset($options['silent']) && $options['silent'])
{
return false;
}
// Return the error.
switch ($authorisation->status)
{
case JAuthentication::STATUS_EXPIRED:
return JError::raiseWarning('102002', JText::_('JLIB_LOGIN_EXPIRED'));
break;
case JAuthentication::STATUS_DENIED:
return JError::raiseWarning('102003', JText::_('JLIB_LOGIN_DENIED'));
break;
default:
return JError::raiseWarning('102004', JText::_('JLIB_LOGIN_AUTHORISATION'));
break;
}
}
}
// Import the user plugin group.
JPluginHelper::importPlugin('user');
// OK, the credentials are authenticated and user is authorised. Lets fire the onLogin event.
$results = $this->triggerEvent('onUserLogin', array((array) $response, $options));
/*
* If any of the user plugins did not successfully complete the login routine
* then the whole method fails.
*
* Any errors raised should be done in the plugin as this provides the ability
* to provide much more information about why the routine may have failed.
*/
if (!in_array(false, $results, true))
{
// Set the remember me cookie if enabled.
if (isset($options['remember']) && $options['remember'])
{
// Create the encryption key, apply extra hardening using the user agent string.
$privateKey = self::getHash(@$_SERVER['HTTP_USER_AGENT']);
$key = new JCryptKey('simple', $privateKey, $privateKey);
$crypt = new JCrypt(new JCryptCipherSimple, $key);
$rcookie = $crypt->encrypt(json_encode($credentials));
$lifetime = time() + 365 * 24 * 60 * 60;
// Use domain and path set in config for cookie if it exists.
$cookie_domain = $this->getCfg('cookie_domain', '');
$cookie_path = $this->getCfg('cookie_path', '/');
$secure = $this->isSSLConnection();
setcookie(self::getHash('JLOGIN_REMEMBER'), $rcookie, $lifetime, $cookie_path, $cookie_domain, $secure, true);
}
return true;
}
}
// Trigger onUserLoginFailure Event.
$this->triggerEvent('onUserLoginFailure', array((array) $response));
// If silent is set, just return false.
if (isset($options['silent']) && $options['silent'])
{
return false;
}
// If status is success, any error will have been raised by the user plugin
if ($response->status !== JAuthentication::STATUS_SUCCESS)
{
JLog::add($response->error_message, JLog::WARNING, 'jerror');
}
return false;
}
/**
* Logout authentication function.
*
* Passed the current user information to the onUserLogout event and reverts the current
* session record back to 'anonymous' parameters.
* If any of the authentication plugins did not successfully complete
* the logout routine then the whole method fails. Any errors raised
* should be done in the plugin as this provides the ability to give
* much more information about why the routine may have failed.
*
* @param integer $userid The user to load - Can be an integer or string - If string, it is converted to ID automatically
* @param array $options Array('clientid' => array of client id's)
*
* @return boolean True on success
*
* @since 11.1
*/
public function logout($userid = null, $options = array())
{
// Get a user object from the JApplication.
$user = JFactory::getUser($userid);
// Build the credentials array.
$parameters['username'] = $user->get('username');
$parameters['id'] = $user->get('id');
// Set clientid in the options array if it hasn't been set already.
if (!isset($options['clientid']))
{
$options['clientid'] = $this->getClientId();
}
// Import the user plugin group.
JPluginHelper::importPlugin('user');
// OK, the credentials are built. Lets fire the onLogout event.
$results = $this->triggerEvent('onUserLogout', array($parameters, $options));
// Check if any of the plugins failed. If none did, success.
if (!in_array(false, $results, true))
{
// Use domain and path set in config for cookie if it exists.
$cookie_domain = $this->getCfg('cookie_domain', '');
$cookie_path = $this->getCfg('cookie_path', '/');
setcookie(self::getHash('JLOGIN_REMEMBER'), false, time() - 86400, $cookie_path, $cookie_domain);
return true;
}
// Trigger onUserLoginFailure Event.
$this->triggerEvent('onUserLogoutFailure', array($parameters));
return false;
}
/**
* Gets the name of the current template.
*
* @param array $params An optional associative array of configuration settings
*
* @return string System is the fallback.
*
* @since 11.1
*/
public function getTemplate($params = false)
{
$template = new StdClass;
$template->template = 'system';
$template->params = new JRegistry;
if ($params)
{
return $template;
}
return $template->template;
}
/**
* Returns the application JRouter object.
*
* @param string $name The name of the application.
* @param array $options An optional associative array of configuration settings.
*
* @return JRouter A JRouter object
*
* @since 11.1
*/
static public function getRouter($name = null, array $options = array())
{
if (!isset($name))
{
$app = JFactory::getApplication();
$name = $app->getName();
}
jimport('joomla.application.router');
try
{
$router = JRouter::getInstance($name, $options);
}
catch (Exception $e)
{
return null;
}
return $router;
}
/**
* This method transliterates a string into an URL
* safe string or returns a URL safe UTF-8 string
* based on the global configuration
*
* @param string $string String to process
*
* @return string Processed string
*
* @since 11.1
*/
static public function stringURLSafe($string)
{
if (JFactory::getConfig()->get('unicodeslugs') == 1)
{
$output = JFilterOutput::stringURLUnicodeSlug($string);
}
else
{
$output = JFilterOutput::stringURLSafe($string);
}
return $output;
}
/**
* Returns the application JPathway object.
*
* @param string $name The name of the application.
* @param array $options An optional associative array of configuration settings.
*
* @return JPathway A JPathway object
*
* @since 11.1
*/
public function getPathway($name = null, $options = array())
{
if (!isset($name))
{
$name = $this->_name;
}
try
{
$pathway = JPathway::getInstance($name, $options);
}
catch (Exception $e)
{
return null;
}
return $pathway;
}
/**
* Returns the application JPathway object.
*
* @param string $name The name of the application/client.
* @param array $options An optional associative array of configuration settings.
*
* @return JMenu JMenu object.
*
* @since 11.1
*/
public function getMenu($name = null, $options = array())
{
if (!isset($name))
{
$name = $this->_name;
}
try
{
$menu = JMenu::getInstance($name, $options);
}
catch (Exception $e)
{
return null;
}
return $menu;
}
/**
* Provides a secure hash based on a seed
*
* @param string $seed Seed string.
*
* @return string A secure hash
*
* @since 11.1
*/
public static function getHash($seed)
{
return md5(JFactory::getConfig()->get('secret') . $seed);
}
/**
* Create the configuration registry.
*
* @param string $file The path to the configuration file
*
* @return JConfig A JConfig object
*
* @since 11.1
*/
protected function _createConfiguration($file)
{
JLoader::register('JConfig', $file);
// Create the JConfig object.
$config = new JConfig;
// Get the global configuration object.
$registry = JFactory::getConfig();
// Load the configuration values into the registry.
$registry->loadObject($config);
return $config;
}
/**
* Create the user session.
*
* Old sessions are flushed based on the configuration value for the cookie
* lifetime. If an existing session, then the last access time is updated.
* If a new session, a session id is generated and a record is created in
* the #__sessions table.
*
* @param string $name The sessions name.
*
* @return JSession JSession on success. May call exit() on database error.
*
* @since 11.1
*/
protected function _createSession($name)
{
$options = array();
$options['name'] = $name;
switch ($this->_clientId)
{
case 0:
if ($this->getCfg('force_ssl') == 2)
{
$options['force_ssl'] = true;
}
break;
case 1:
if ($this->getCfg('force_ssl') >= 1)
{
$options['force_ssl'] = true;
}
break;
}
$this->registerEvent('onAfterSessionStart', array($this, 'afterSessionStart'));
$session = JFactory::getSession($options);
$session->initialise($this->input, $this->dispatcher);
$session->start();
// TODO: At some point we need to get away from having session data always in the db.
$db = JFactory::getDbo();
// Remove expired sessions from the database.
$time = time();
if ($time % 2)
{
// The modulus introduces a little entropy, making the flushing less accurate
// but fires the query less than half the time.
$query = $db->getQuery(true)
->delete($db->quoteName('#__session'))
->where($db->quoteName('time') . ' < ' . $db->quote((int) ($time - $session->getExpire())));
$db->setQuery($query);
$db->execute();
}
// Check to see the the session already exists.
$handler = $this->getCfg('session_handler');
if (($handler != 'database' && ($time % 2 || $session->isNew()))
|| ($handler == 'database' && $session->isNew()))
{
$this->checkSession();
}
return $session;
}
/**
* Checks the user session.
*
* If the session record doesn't exist, initialise it.
* If session is new, create session variables
*
* @return void
*
* @since 11.1
*/
public function checkSession()
{
$db = JFactory::getDbo();
$session = JFactory::getSession();
$user = JFactory::getUser();
$query = $db->getQuery(true)
->select($db->quoteName('session_id'))
->from($db->quoteName('#__session'))
->where($db->quoteName('session_id') . ' = ' . $db->quote($session->getId()));
$db->setQuery($query, 0, 1);
$exists = $db->loadResult();
// If the session record doesn't exist initialise it.
if (!$exists)
{
$query->clear();
if ($session->isNew())
{
$query->insert($db->quoteName('#__session'))
->columns($db->quoteName('session_id') . ', ' . $db->quoteName('client_id') . ', ' . $db->quoteName('time'))
->values($db->quote($session->getId()) . ', ' . (int) $this->getClientId() . ', ' . $db->quote((int) time()));
$db->setQuery($query);
}
else
{
$query->insert($db->quoteName('#__session'))
->columns(
$db->quoteName('session_id') . ', ' . $db->quoteName('client_id') . ', ' . $db->quoteName('guest') . ', ' .
$db->quoteName('time') . ', ' . $db->quoteName('userid') . ', ' . $db->quoteName('username')
)
->values(
$db->quote($session->getId()) . ', ' . (int) $this->getClientId() . ', ' . (int) $user->get('guest') . ', ' .
$db->quote((int) $session->get('session.timer.start')) . ', ' . (int) $user->get('id') . ', ' . $db->quote($user->get('username'))
);
$db->setQuery($query);
}
// If the insert failed, exit the application.
try
{
$db->execute();
}
catch (RuntimeException $e)
{
jexit($e->getMessage());
}
}
}
/**
* After the session has been started we need to populate it with some default values.
*
* @return void
*
* @since 12.2
*/
public function afterSessionStart()
{
$session = JFactory::getSession();
if ($session->isNew())
{
$session->set('registry', new JRegistry('session'));
$session->set('user', new JUser);
}
}
/**
* Gets the client id of the current running application.
*
* @return integer A client identifier.
*
* @since 11.1
*/
public function getClientId()
{
return $this->_clientId;
}
/**
* Is admin interface?
*
* @return boolean True if this application is administrator.
*
* @since 11.1
*/
public function isAdmin()
{
return ($this->_clientId == 1);
}
/**
* Is site interface?
*
* @return boolean True if this application is site.
*
* @since 11.1
*/
public function isSite()
{
return ($this->_clientId == 0);
}
/**
* Method to determine if the host OS is Windows
*
* @return boolean True if Windows OS
*
* @since 11.1
* @deprecated 13.3 Use the IS_WIN constant instead.
*/
public static function isWinOS()
{
JLog::add('JApplication::isWinOS() is deprecated. Use the IS_WIN constant instead.', JLog::WARNING, 'deprecated');
return IS_WIN;
}
/**
* Determine if we are using a secure (SSL) connection.
*
* @return boolean True if using SSL, false if not.
*
* @since 12.2
*/
public function isSSLConnection()
{
return ((isset($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] == 'on')) || getenv('SSL_PROTOCOL_VERSION'));
}
/**
* Returns the response as a string.
*
* @return string The response
*
* @since 11.1
*/
public function __toString()
{
$compress = $this->getCfg('gzip', false);
return JResponse::toString($compress);
}
}