iframe-proxy | Sunbelt Computer Software

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* @package testing
* @copyright (c) 2011 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
use Symfony\Component\BrowserKit\CookieJar;
require_once __DIR__ . '/../../phpBB/includes/functions_install.php';
class phpbb_functional_test_case extends phpbb_test_case
	static protected $client;
	static protected $cookieJar;
	static protected $root_url;
	protected $cache = null;
	protected $db = null;
	protected $extension_manager = null;
	* Session ID for current test's session (each test makes its own)
	* @var string
	protected $sid;
	* Language array used by phpBB
	* @var array
	protected $lang = array();
	static protected $config = array();
	static protected $already_installed = false;
	static public function setUpBeforeClass()
		parent::setUpBeforeClass();
		self::$config = phpbb_test_case_helpers::get_test_config();
		self::$root_url = self::$config['phpbb_functional_url'];
		// Important: this is used both for installation and by
		// test cases for querying the tables.
		// Therefore table prefix must be set before a board is
		// installed, and also before each test case is run.
		self::$config['table_prefix'] = 'phpbb_';
		if (!isset(self::$config['phpbb_functional_url']))
			self::markTestSkipped('phpbb_functional_url was not set in test_config and wasn\'t set as PHPBB_FUNCTIONAL_URL environment variable either.');
		if (!self::$already_installed)
			self::install_board();
			self::$already_installed = true;
	public function setUp()
		parent::setUp();
		$this->bootstrap();
		self::$cookieJar = new CookieJar;
		self::$client = new Goutte\Client(array(), null, self::$cookieJar);
		// Reset the curl handle because it is 0 at this point and not a valid
		// resource
		self::$client->getClient()->getCurlMulti()->reset(true);
		// Clear the language array so that things
		// that were added in other tests are gone
		$this->lang = array();
		$this->add_lang('common');
		$this->purge_cache();
	* Perform a request to page
	* @param string	$method		HTTP Method
	* @param string	$path		Page path, relative from phpBB root path
	* @param array $form_data	An array of form field values
	* @param bool	$assert_response_html	Should we perform standard assertions for a normal html page
	* @return Symfony\Component\DomCrawler\Crawler
	static public function request($method, $path, $form_data = array(), $assert_response_html = true)
		$crawler = self::$client->request($method, self::$root_url . $path, $form_data);
		if ($assert_response_html)
			self::assert_response_html();
		return $crawler;
	* Submits a form
	* @param Symfony\Component\DomCrawler\Form $form A Form instance
	* @param array $values An array of form field values
	* @param bool	$assert_response_html	Should we perform standard assertions for a normal html page
	* @return Symfony\Component\DomCrawler\Crawler
	static public function submit(Symfony\Component\DomCrawler\Form $form, array $values = array(), $assert_response_html = true)
		$crawler = self::$client->submit($form, $values);
		if ($assert_response_html)
			self::assert_response_html();
		return $crawler;
	* Get Client Content
	* @return string HTML page
	static public function get_content()
		return self::$client->getResponse()->getContent();
	// bootstrap, called after board is set up
	// once per test case class
	// test cases can override this
	protected function bootstrap()
	public function __construct($name = NULL, array $data = array(), $dataName = '')
		parent::__construct($name, $data, $dataName);
		$this->backupStaticAttributesBlacklist += array(
			'phpbb_functional_test_case' => array('config', 'already_installed'),
	protected function get_db()
		global $phpbb_root_path, $phpEx;
		// so we don't reopen an open connection
		if (!($this->db instanceof \phpbb\db\driver\driver))
			$dbms = self::$config['dbms'];
			$this->db = new $dbms();
			$this->db->sql_connect(self::$config['dbhost'], self::$config['dbuser'], self::$config['dbpasswd'], self::$config['dbname'], self::$config['dbport']);
		return $this->db;
	protected function get_cache_driver()
		if (!$this->cache)
			$this->cache = new \phpbb\cache\driver\file;
		return $this->cache;
	protected function purge_cache()
		$cache = $this->get_cache_driver();
		$cache->purge();
		$cache->unload();
		$cache->load();
	protected function get_extension_manager()
		global $phpbb_root_path, $phpEx;
		$config = new \phpbb\config\config(array());
		$db = $this->get_db();
		$db_tools = new \phpbb\db\tools($db);
		$migrator = new \phpbb\db\migrator(
			$config,
			$db_tools,
			self::$config['table_prefix'] . 'migrations',
			$phpbb_root_path,
			$php_ext,
			self::$config['table_prefix'],
		$container = new phpbb_mock_container_builder();
		$container->set('migrator', $migrator);
		$extension_manager = new \phpbb\extension\manager(
			$container,
			$config,
			new phpbb\filesystem(),
			self::$config['table_prefix'] . 'ext',
			dirname(__FILE__) . '/',
			$php_ext,
			$this->get_cache_driver()
		return $extension_manager;
	static protected function install_board()
		global $phpbb_root_path, $phpEx;
		self::recreate_database(self::$config);
		$config_file = $phpbb_root_path . "config.$phpEx";
		$config_file_dev = $phpbb_root_path . "config_dev.$phpEx";
		$config_file_test = $phpbb_root_path . "config_test.$phpEx";
		if (file_exists($config_file))
			if (!file_exists($config_file_dev))
				rename($config_file, $config_file_dev);
				unlink($config_file);
		self::$cookieJar = new CookieJar;
		self::$client = new Goutte\Client(array(), null, self::$cookieJar);
		// Set client manually so we can increase the cURL timeout
		self::$client->setClient(new Guzzle\Http\Client('', array(
			Guzzle\Http\Client::DISABLE_REDIRECTS	=> true,
			'curl.options'	=> array(
				CURLOPT_TIMEOUT	=> 120,
		// Reset the curl handle because it is 0 at this point and not a valid
		// resource
		self::$client->getClient()->getCurlMulti()->reset(true);
		$parseURL = parse_url(self::$config['phpbb_functional_url']);
		$crawler = self::request('GET', 'install/index.php?mode=install');
		self::assertContains('Welcome to Installation', $crawler->filter('#main')->text());
		$form = $crawler->selectButton('submit')->form();
		// install/index.php?mode=install&sub=requirements
		$crawler = self::submit($form);
		self::assertContains('Installation compatibility', $crawler->filter('#main')->text());
		$form = $crawler->selectButton('submit')->form();
		// install/index.php?mode=install&sub=database
		$crawler = self::submit($form);
		self::assertContains('Database configuration', $crawler->filter('#main')->text());
		$form = $crawler->selectButton('submit')->form(array(
			// Installer uses 3.0-style dbms name
			'dbms'			=> str_replace('phpbb\db\driver\\', '',  self::$config['dbms']),
			'dbhost'		=> self::$config['dbhost'],
			'dbport'		=> self::$config['dbport'],
			'dbname'		=> self::$config['dbname'],
			'dbuser'		=> self::$config['dbuser'],
			'dbpasswd'		=> self::$config['dbpasswd'],
			'table_prefix'	=> self::$config['table_prefix'],
		// install/index.php?mode=install&sub=database
		$crawler = self::submit($form);
		self::assertContains('Successful connection', $crawler->filter('#main')->text());
		$form = $crawler->selectButton('submit')->form();
		// install/index.php?mode=install&sub=administrator
		$crawler = self::submit($form);
		self::assertContains('Administrator configuration', $crawler->filter('#main')->text());
		$form = $crawler->selectButton('submit')->form(array(
			'default_lang'	=> 'en',
			'admin_name'	=> 'admin',
			'admin_pass1'	=> 'adminadmin',
			'admin_pass2'	=> 'adminadmin',
			'board_email'	=> 'nobody@example.com',
		// install/index.php?mode=install&sub=administrator
		$crawler = self::submit($form);
		self::assertContains('Tests passed', $crawler->filter('#main')->text());
		$form = $crawler->selectButton('submit')->form();
		// We have to skip install/index.php?mode=install&sub=config_file
		// because that step will create a config.php file if phpBB has the
		// permission to do so. We have to create the config file on our own
		// in order to get the DEBUG constants defined.
		$config_php_data = phpbb_create_config_file_data(self::$config, self::$config['dbms'], true, true);
		$config_created = file_put_contents($config_file, $config_php_data) !== false;
		if (!$config_created)
			self::markTestSkipped("Could not write $config_file file.");
		// We also have to create a install lock that is normally created by
		// the installer. The file will be removed by the final step of the
		// installer.
		$install_lock_file = $phpbb_root_path . 'cache/install_lock';
		$lock_created = file_put_contents($install_lock_file, '') !== false;
		if (!$lock_created)
			self::markTestSkipped("Could not create $lock_created file.");
		@chmod($install_lock_file, 0666);
		// install/index.php?mode=install&sub=advanced
		$form_data = $form->getValues();
		unset($form_data['submit']);
		$crawler = self::request('POST', 'install/index.php?mode=install&sub=advanced', $form_data);
		self::assertContains('The settings on this page are only necessary to set if you know that you require something different from the default.', $crawler->filter('#main')->text());
		$form = $crawler->selectButton('submit')->form(array(
			'email_enable'		=> true,
			'smtp_delivery'		=> true,
			'smtp_host'			=> 'nxdomain.phpbb.com',
			'smtp_auth'			=> 'PLAIN',
			'smtp_user'			=> 'nxuser',
			'smtp_pass'			=> 'nxpass',
			'cookie_secure'		=> false,
			'force_server_vars'	=> false,
			'server_protocol'	=> $parseURL['scheme'] . '://',
			'server_name'		=> 'localhost',
			'server_port'		=> isset($parseURL['port']) ? (int) $parseURL['port'] : 80,
			'script_path'		=> $parseURL['path'],
		// install/index.php?mode=install&sub=create_table
		$crawler = self::submit($form);
		self::assertContains('The database tables used by phpBB', $crawler->filter('#main')->text());
		self::assertContains('have been created and populated with some initial data.', $crawler->filter('#main')->text());
		$form = $crawler->selectButton('submit')->form();
		// install/index.php?mode=install&sub=final
		$crawler = self::submit($form);
		self::assertContains('You have successfully installed', $crawler->text());
		copy($config_file, $config_file_test);
	static private function recreate_database($config)
		$db_conn_mgr = new phpbb_database_test_connection_manager($config);
		$db_conn_mgr->recreate_db();
	* Creates a new style
	* @param string $style_id Style ID
	* @param string $style_path Style directory
	* @param string $parent_style_id Parent style id. Default = 1
	* @param string $parent_style_path Parent style directory. Default = 'prosilver'
	protected function add_style($style_id, $style_path, $parent_style_id = 1, $parent_style_path = 'prosilver')
		global $phpbb_root_path;
		$db = $this->get_db();
		if (version_compare(PHPBB_VERSION, '3.1.0-dev', '<'))
			$sql = 'INSERT INTO ' . STYLES_TABLE . ' ' . $db->sql_build_array('INSERT', array(
				'style_id' => $style_id,
				'style_name' => $style_path,
				'style_copyright' => '',
				'style_active' => 1,
				'template_id' => $style_id,
				'theme_id' => $style_id,
				'imageset_id' => $style_id,
			$db->sql_query($sql);
			$sql = 'INSERT INTO ' . STYLES_IMAGESET_TABLE . ' ' . $db->sql_build_array('INSERT', array(
				'imageset_id' => $style_id,
				'imageset_name' => $style_path,
				'imageset_copyright' => '',
				'imageset_path' => $style_path,
			$db->sql_query($sql);
			$sql = 'INSERT INTO ' . STYLES_TEMPLATE_TABLE . ' ' . $db->sql_build_array('INSERT', array(
				'template_id' => $style_id,
				'template_name' => $style_path,
				'template_copyright' => '',
				'template_path' => $style_path,
				'bbcode_bitfield' => 'kNg=',
				'template_inherits_id' => $parent_style_id,
				'template_inherit_path' => $parent_style_path,
			$db->sql_query($sql);
			$sql = 'INSERT INTO ' . STYLES_THEME_TABLE . ' ' . $db->sql_build_array('INSERT', array(
				'theme_id' => $style_id,
				'theme_name' => $style_path,
				'theme_copyright' => '',
				'theme_path' => $style_path,
				'theme_storedb' => 0,
				'theme_mtime' => 0,
				'theme_data' => '',
			$db->sql_query($sql);
			if ($style_path != 'prosilver' && $style_path != 'subsilver2')
				@mkdir($phpbb_root_path . 'styles/' . $style_path, 0777);
				@mkdir($phpbb_root_path . 'styles/' . $style_path . '/template', 0777);
			$db->sql_multi_insert(STYLES_TABLE, array(
				'style_id' => $style_id,
				'style_name' => $style_path,
				'style_copyright' => '',
				'style_active' => 1,
				'style_path' => $style_path,
				'bbcode_bitfield' => 'kNg=',
				'style_parent_id' => $parent_style_id,
				'style_parent_tree' => $parent_style_path,
	* Remove temporary style created by add_style()
	* @param string $style_id Style ID
	* @param string $style_path Style directory
	protected function delete_style($style_id, $style_path)
		global $phpbb_root_path;
		$db = $this->get_db();
		$db->sql_query('DELETE FROM ' . STYLES_TABLE . ' WHERE style_id = ' . $style_id);
		if (version_compare(PHPBB_VERSION, '3.1.0-dev', '<'))
			$db->sql_query('DELETE FROM ' . STYLES_IMAGESET_TABLE . ' WHERE imageset_id = ' . $style_id);
			$db->sql_query('DELETE FROM ' . STYLES_TEMPLATE_TABLE . ' WHERE template_id = ' . $style_id);
			$db->sql_query('DELETE FROM ' . STYLES_THEME_TABLE . ' WHERE theme_id = ' . $style_id);
			if ($style_path != 'prosilver' && $style_path != 'subsilver2')
				@rmdir($phpbb_root_path . 'styles/' . $style_path . '/template');
				@rmdir($phpbb_root_path . 'styles/' . $style_path);
	* Creates a new user with limited permissions
	* @param string $username Also doubles up as the user's password
	* @return int ID of created user
	protected function create_user($username)
		// Required by unique_id
		global $config;
		$config = new \phpbb\config\config(array());
		$config['rand_seed'] = '';
		$config['rand_seed_last_update'] = time() + 600;
		// Required by user_add
		global $db, $cache, $phpbb_dispatcher, $phpbb_container;
		$db = $this->get_db();
		if (!function_exists('phpbb_mock_null_cache'))
			require_once(__DIR__ . '/../mock/null_cache.php');
		$cache = new phpbb_mock_null_cache;
		$cache_driver = new \phpbb\cache\driver\null();
		$phpbb_container = $this->getMock('Symfony\Component\DependencyInjection\ContainerInterface');
		$phpbb_container
			->expects($this->any())
			->method('get')
			->with('cache.driver')
			->will($this->returnValue($cache_driver));
		if (!function_exists('utf_clean_string'))
			require_once(__DIR__ . '/../../phpBB/includes/utf/utf_tools.php');
		if (!function_exists('user_add'))
			require_once(__DIR__ . '/../../phpBB/includes/functions_user.php');
		set_config(null, null, null, $config);
		set_config_count(null, null, null, $config);
		$phpbb_dispatcher = new phpbb_mock_event_dispatcher();
		$user_row = array(
			'username' => $username,
			'group_id' => 2,
			'user_email' => 'nobody@example.com',
			'user_type' => 0,
			'user_lang' => 'en',
			'user_timezone' => 0,
			'user_dateformat' => '',
			'user_password' => phpbb_hash($username . $username),
		return user_add($user_row);
	protected function remove_user_group($group_name, $usernames)
		global $db, $cache, $auth, $config, $phpbb_dispatcher, $phpbb_log, $phpbb_container, $phpbb_root_path, $phpEx;
		$config = new \phpbb\config\config(array());
		$config['coppa_enable'] = 0;
		$db = $this->get_db();
		$phpbb_dispatcher = new phpbb_mock_event_dispatcher();
		$user = $this->getMock('\phpbb\user');
		$auth = $this->getMock('\phpbb\auth\auth');
		$phpbb_log = new \phpbb\log\log($db, $user, $auth, $phpbb_dispatcher, $phpbb_root_path, 'adm/', $phpEx, LOG_TABLE);
		$cache = new phpbb_mock_null_cache;
		$cache_driver = new \phpbb\cache\driver\null();
		$phpbb_container = new phpbb_mock_container_builder();
		$phpbb_container->set('cache.driver', $cache_driver);
		$phpbb_container->set('notification_manager', new phpbb_mock_notification_manager());
		if (!function_exists('utf_clean_string'))
			require_once(__DIR__ . '/../../phpBB/includes/utf/utf_tools.php');
		if (!function_exists('group_user_del'))
			require_once(__DIR__ . '/../../phpBB/includes/functions_user.php');
		$sql = 'SELECT group_id
			FROM ' . GROUPS_TABLE . "
			WHERE group_name = '" . $db->sql_escape($group_name) . "'";
		$result = $db->sql_query($sql);
		$group_id = (int) $db->sql_fetchfield('group_id');
		$db->sql_freeresult($result);
		return group_user_del($group_id, false, $usernames, $group_name);
	protected function add_user_group($group_name, $usernames, $default = false, $leader = false)
		global $db, $cache, $auth, $config, $phpbb_dispatcher, $phpbb_log, $phpbb_container, $phpbb_root_path, $phpEx;
		$config = new \phpbb\config\config(array());
		$config['coppa_enable'] = 0;
		$db = $this->get_db();
		$phpbb_dispatcher = new phpbb_mock_event_dispatcher();
		$user = $this->getMock('\phpbb\user');
		$auth = $this->getMock('\phpbb\auth\auth');
		$phpbb_log = new \phpbb\log\log($db, $user, $auth, $phpbb_dispatcher, $phpbb_root_path, 'adm/', $phpEx, LOG_TABLE);
		$cache = new phpbb_mock_null_cache;
		$cache_driver = new \phpbb\cache\driver\null();
		$phpbb_container = $this->getMock('Symfony\Component\DependencyInjection\ContainerInterface');
		$phpbb_container
			->expects($this->any())
			->method('get')
			->with('cache.driver')
			->will($this->returnValue($cache_driver));
		if (!function_exists('utf_clean_string'))
			require_once(__DIR__ . '/../../phpBB/includes/utf/utf_tools.php');
		if (!function_exists('group_user_del'))
			require_once(__DIR__ . '/../../phpBB/includes/functions_user.php');
		$sql = 'SELECT group_id
			FROM ' . GROUPS_TABLE . "
			WHERE group_name = '" . $db->sql_escape($group_name) . "'";
		$result = $db->sql_query($sql);
		$group_id = (int) $db->sql_fetchfield('group_id');
		$db->sql_freeresult($result);
		return group_user_add($group_id, false, $usernames, $group_name, $default, $leader);
	protected function login($username = 'admin')
		$this->add_lang('ucp');
		$crawler = self::request('GET', 'ucp.php');
		$this->assertContains($this->lang('LOGIN_EXPLAIN_UCP'), $crawler->filter('html')->text());
		$form = $crawler->selectButton($this->lang('LOGIN'))->form();
		$crawler = self::submit($form, array('username' => $username, 'password' => $username . $username));
		$this->assertNotContains($this->lang('LOGIN'), $crawler->filter('.navbar')->text());
		$cookies = self::$cookieJar->all();
		// The session id is stored in a cookie that ends with _sid - we assume there is only one such cookie
		foreach ($cookies as $cookie);
			if (substr($cookie->getName(), -4) == '_sid')
				$this->sid = $cookie->getValue();
	protected function logout()
		$this->add_lang('ucp');
		$crawler = self::request('GET', 'ucp.php?sid=' . $this->sid . '&mode=logout');
		$this->assertContains($this->lang('REGISTER'), $crawler->filter('.navbar')->text());
		unset($this->sid);
	* Login to the ACP
	* You must run login() before calling this.
	protected function admin_login($username = 'admin')
		$this->add_lang('acp/common');
		// Requires login first!
		if (empty($this->sid))
			$this->fail('$this->sid is empty. Make sure you call login() before admin_login()');
		$crawler = self::request('GET', 'adm/index.php?sid=' . $this->sid);
		$this->assertContains($this->lang('LOGIN_ADMIN_CONFIRM'), $crawler->filter('html')->text());
		$form = $crawler->selectButton($this->lang('LOGIN'))->form();
		foreach ($form->getValues() as $field => $value)
			if (strpos($field, 'password_') === 0)
				$crawler = self::submit($form, array('username' => $username, $field => $username . $username));
				$this->assertContains($this->lang('ADMIN_PANEL'), $crawler->filter('h1')->text());
				$cookies = self::$cookieJar->all();
				// The session id is stored in a cookie that ends with _sid - we assume there is only one such cookie
				foreach ($cookies as $cookie);
					if (substr($cookie->getName(), -4) == '_sid')
						$this->sid = $cookie->getValue();
	protected function add_lang($lang_file)
		if (is_array($lang_file))
			foreach ($lang_file as $file)
				$this->add_lang($file);
		$lang_path = __DIR__ . "/../../phpBB/language/en/$lang_file.php";
		$lang = array();
		if (file_exists($lang_path))
			include($lang_path);
		$this->lang = array_merge($this->lang, $lang);
	protected function lang()
		$args = func_get_args();
		$key = $args[0];
		if (empty($this->lang[$key]))
			throw new RuntimeException('Language key "' . $key . '" could not be found.');
		$args[0] = $this->lang[$key];
		return call_user_func_array('sprintf', $args);
	 * assertContains for language strings
	 * @param string $needle Search string
	 * @param string $haystack Search this
	 * @param string $message Optional failure message
	public function assertContainsLang($needle, $haystack, $message = null)
		$this->assertContains(html_entity_decode($this->lang($needle), ENT_QUOTES), $haystack, $message);
	* Perform some basic assertions for the page
	* Checks for debug/error output before the actual page content and the status code
	* @param mixed $status_code		Expected status code, false to disable check
	* @return null
	static public function assert_response_html($status_code = 200)
		if ($status_code !== false)
			self::assert_response_status_code($status_code);
		// Any output before the doc type means there was an error
		$content = self::$client->getResponse()->getContent();
		self::assertNotContains('[phpBB Debug]', $content);
		self::assertStringStartsWith('<!DOCTYPE', trim($content), 'Output found before DOCTYPE specification.');
	* Perform some basic assertions for an xml page
	* Checks for debug/error output before the actual page content and the status code
	* @param mixed $status_code		Expected status code, false to disable check
	* @return null
	static public function assert_response_xml($status_code = 200)
		if ($status_code !== false)
			self::assert_response_status_code($status_code);
		// Any output before the xml opening means there was an error
		$content = self::$client->getResponse()->getContent();
		self::assertNotContains('[phpBB Debug]', $content);
		self::assertStringStartsWith('<?xml', trim($content), 'Output found before XML specification.');
	* Heuristic function to check that the response is success.
	* When php decides to die with a fatal error, it still sends 200 OK
	* status code. This assertion tries to catch that.
	* @param int $status_code	Expected status code
	* @return null
	static public function assert_response_status_code($status_code = 200)
		self::assertEquals($status_code, self::$client->getResponse()->getStatus());
	public function assert_filter($crawler, $expr, $msg = null)
		$nodes = $crawler->filter($expr);
		if ($msg)
			$msg .= "\n";
			$msg = '';
		$msg .= "`$expr` not found in DOM.";
		$this->assertGreaterThan(0, count($nodes), $msg);
		return $nodes;
	* Asserts that exactly one checkbox with name $name exists within the scope
	* of $crawler and that the checkbox is checked.
	* @param Symfony\Component\DomCrawler\Crawler $crawler
	* @param string $name
	* @param string $message
	* @return null
	public function assert_checkbox_is_checked($crawler, $name, $message = '')
		$this->assertSame(
			'checked',
			$this->assert_find_one_checkbox($crawler, $name)->attr('checked'),
			$message ?: "Failed asserting that checkbox $name is checked."
	* Asserts that exactly one checkbox with name $name exists within the scope
	* of $crawler and that the checkbox is unchecked.
	* @param Symfony\Component\DomCrawler\Crawler $crawler
	* @param string $name
	* @param string $message
	* @return null
	public function assert_checkbox_is_unchecked($crawler, $name, $message = '')
		$this->assertSame(
			$this->assert_find_one_checkbox($crawler, $name)->attr('checked'),
			$message ?: "Failed asserting that checkbox $name is unchecked."
	* Searches for an input element of type checkbox with the name $name using
	* $crawler. Contains an assertion that only one such checkbox exists within
	* the scope of $crawler.
	* @param Symfony\Component\DomCrawler\Crawler $crawler
	* @param string $name
	* @param string $message
	* @return Symfony\Component\DomCrawler\Crawler
	public function assert_find_one_checkbox($crawler, $name, $message = '')
		$query = sprintf('//input[@type="checkbox" and @name="%s"]', $name);
		$result = $crawler->filterXPath($query);
		$this->assertEquals(
			sizeof($result),
			$message ?: 'Failed asserting that exactly one checkbox with name' .
				" $name exists in crawler scope."
		return $result;
	* Creates a topic
	* Be sure to login before creating
	* @param int $forum_id
	* @param string $subject
	* @param string $message
	* @param array $additional_form_data Any additional form data to be sent in the request
	* @return array post_id, topic_id
	public function create_topic($forum_id, $subject, $message, $additional_form_data = array())
		$posting_url = "posting.php?mode=post&f={$forum_id}&sid={$this->sid}";
		$form_data = array_merge(array(
			'subject'		=> $subject,
			'message'		=> $message,
			'post'			=> true,
		), $additional_form_data);
		return self::submit_post($posting_url, 'POST_TOPIC', $form_data);
	* Creates a post
	* Be sure to login before creating
	* @param int $forum_id
	* @param int $topic_id
	* @param string $subject
	* @param string $message
	* @param array $additional_form_data Any additional form data to be sent in the request
	* @return array post_id, topic_id
	public function create_post($forum_id, $topic_id, $subject, $message, $additional_form_data = array())
		$posting_url = "posting.php?mode=reply&f={$forum_id}&t={$topic_id}&sid={$this->sid}";
		$form_data = array_merge(array(
			'subject'		=> $subject,
			'message'		=> $message,
			'post'			=> true,
		), $additional_form_data);
		return self::submit_post($posting_url, 'POST_REPLY', $form_data);
	* Helper for submitting posts
	* @param string $posting_url
	* @param string $posting_contains
	* @param array $form_data
	* @return array post_id, topic_id
	protected function submit_post($posting_url, $posting_contains, $form_data)
		$this->add_lang('posting');
		$crawler = self::request('GET', $posting_url);
		$this->assertContains($this->lang($posting_contains), $crawler->filter('html')->text());
		$hidden_fields = array(
			$crawler->filter('[type="hidden"]')->each(function ($node, $i) {
				return array('name' => $node->attr('name'), 'value' => $node->attr('value'));
		foreach ($hidden_fields as $fields)
			foreach($fields as $field)
				$form_data[$field['name']] = $field['value'];
		// Bypass time restriction that said that if the lastclick time (i.e. time when the form was opened)
		// is not at least 2 seconds before submission, cancel the form
		$form_data['lastclick'] = 0;
		// I use a request because the form submission method does not allow you to send data that is not
		// contained in one of the actual form fields that the browser sees (i.e. it ignores "hidden" inputs)
		// Instead, I send it as a request with the submit button "post" set to true.
		$crawler = self::request('POST', $posting_url, $form_data);
		$this->assertContains($this->lang('POST_STORED'), $crawler->filter('html')->text());
		$url = $crawler->selectLink($this->lang('VIEW_MESSAGE', '', ''))->link()->getUri();
		return array(
			'topic_id'	=> $this->get_parameter_from_link($url, 't'),
			'post_id'	=> $this->get_parameter_from_link($url, 'p'),
	* Returns the requested parameter from a URL
	* @param	string	$url
	* @param	string	$parameter
	* @return		string	Value of the parameter in the URL, null if not set
	public function get_parameter_from_link($url, $parameter)
		if (strpos($url, '?') === false)
			return null;
		$url_parts = explode('?', $url);
		if (isset($url_parts[1]))
			$url_parameters = $url_parts[1];
			if (strpos($url_parameters, '#') !== false)
				$url_parameters = explode('#', $url_parameters);
				$url_parameters = $url_parameters[0];
			foreach (explode('&', $url_parameters) as $url_param)
				list($param, $value) = explode('=', $url_param);
				if ($param == $parameter)
					return $value;
		return null;
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