diff options
Diffstat (limited to 'phpBB/phpbb')
| -rw-r--r-- | phpBB/phpbb/path_helper.php | 116 | 
1 files changed, 116 insertions, 0 deletions
| diff --git a/phpBB/phpbb/path_helper.php b/phpBB/phpbb/path_helper.php index fefef39c51..f92c2b72b2 100644 --- a/phpBB/phpbb/path_helper.php +++ b/phpBB/phpbb/path_helper.php @@ -216,4 +216,120 @@ class path_helper  		return $scheme . $this->filesystem->clean_path($path);  	} + +	/** +	* Glue URL parameters together +	* +	* @param array $params URL parameters in the form of array(name => value) +	* @return string Returns the glued string, e.g. name1=value1&name2=value2 +	*/ +	public function glue_url_params($params) +	{ +		$_params = array(); + +		foreach ($params as $key => $value) +		{ +			$_params[] = $key . '=' . $value; +		} +		return implode('&', $_params); +	} + +	/** +	* Get the base and parameters of a URL +	* +	* @param string $url URL to break apart +	* @param bool $is_amp Is the parameter separator &. Defaults to true. +	* @return array Returns the base and parameters in the form of array('base' => string, 'params' => array(name => value)) +	*/ +	public function get_url_parts($url, $is_amp = true) +	{ +		$separator = ($is_amp) ? '&' : '&'; +		$params = array(); + +		if (strpos($url, '?') !== false) +		{ +			$base = substr($url, 0, strpos($url, '?')); +			$args = substr($url, strlen($base) + 1); +			$args = ($args) ? explode($separator, $args) : array(); + +			foreach ($args as $argument) +			{ +				if (empty($argument)) +				{ +					continue; +				} +				list($key, $value) = explode('=', $argument, 2); + +				if ($key === '') +				{ +					continue; +				} + +				$params[$key] = $value; +			} +		} +		else +		{ +			$base = $url; +		} + +		return array( +			'base'		=> $base, +			'params'	=> $params, +		); +	} + +	/** +	* Strip parameters from an already built URL. +	* +	* @param string $url URL to strip parameters from +	* @param array|string $strip Parameters to strip. +	* @param bool $is_amp Is the parameter separator &. Defaults to true. +	* @return string Returns the new URL. +	*/ +	public function strip_url_params($url, $strip, $is_amp = true) +	{ +		$url_parts = $this->get_url_parts($url, $is_amp); +		$params = $url_parts['params']; + +		if (!is_array($strip)) +		{ +			$strip = array($strip); +		} + +		if (!empty($params)) +		{ +			// Strip the parameters off +			foreach ($strip as $param) +			{ +				unset($params[$param]); +			} +		} + +		return $url_parts['base'] . (($params) ? '?' . $this->glue_url_params($params) : ''); +	} + +	/** +	* Append parameters to an already built URL. +	* +	* @param string $url URL to append parameters to +	* @param array $new_params Parameters to add in the form of array(name => value) +	* @param string $is_amp Is the parameter separator &. Defaults to true. +	* @return string Returns the new URL. +	*/ +	public function append_url_params($url, $new_params, $is_amp = true) +	{ +		$url_parts = $this->get_url_parts($url, $is_amp); +		$params = array_merge($url_parts['params'], $new_params); + +		// Move the sid to the end if it's set +		if (isset($params['sid'])) +		{ +			$sid = $params['sid']; +			unset($params['sid']); +			$params['sid'] = $sid; +		} + +		return $url_parts['base'] . (($params) ? '?' . $this->glue_url_params($params) : ''); +	}  } | 
