/DevApp/library/ServerLibraries/ZendFramework/1.7/library/Zend/Controller/Router/Route/Regex.php
PHP | 230 lines | 117 code | 31 blank | 82 comment | 15 complexity | bc276aabf095e0c1b6b82cf16458ceed MD5 | raw file
Possible License(s): BSD-3-Clause, LGPL-2.0, MIT, Apache-2.0
- <?php
- /**
- * Zend Framework
- *
- * LICENSE
- *
- * This source file is subject to the new BSD license that is bundled
- * with this package in the file LICENSE.txt.
- * It is also available through the world-wide-web at this URL:
- * http://framework.zend.com/license/new-bsd
- * If you did not receive a copy of the license and are unable to
- * obtain it through the world-wide-web, please send an email
- * to license@zend.com so we can send you a copy immediately.
- *
- * @package Zend_Controller
- * @subpackage Router
- * @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
- * @version $Id: Regex.php 12525 2008-11-10 20:18:32Z ralph $
- * @license http://framework.zend.com/license/new-bsd New BSD License
- */
- /** Zend_Controller_Router_Route_Abstract */
- require_once 'Zend/Controller/Router/Route/Abstract.php';
- /**
- * Regex Route
- *
- * @package Zend_Controller
- * @subpackage Router
- * @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- */
- class Zend_Controller_Router_Route_Regex extends Zend_Controller_Router_Route_Abstract
- {
- protected $_regex = null;
- protected $_defaults = array();
- protected $_reverse = null;
- protected $_map = array();
- protected $_values = array();
- /**
- * Instantiates route based on passed Zend_Config structure
- *
- * @param Zend_Config $config Configuration object
- */
- public static function getInstance(Zend_Config $config)
- {
- $defs = ($config->defaults instanceof Zend_Config) ? $config->defaults->toArray() : array();
- $map = ($config->map instanceof Zend_Config) ? $config->map->toArray() : array();
- $reverse = (isset($config->reverse)) ? $config->reverse : null;
- return new self($config->route, $defs, $map, $reverse);
- }
- public function __construct($route, $defaults = array(), $map = array(), $reverse = null)
- {
- $this->_regex = '#^' . $route . '$#i';
- $this->_defaults = (array) $defaults;
- $this->_map = (array) $map;
- $this->_reverse = $reverse;
- }
- public function getVersion() {
- return 1;
- }
-
- /**
- * Matches a user submitted path with a previously defined route.
- * Assigns and returns an array of defaults on a successful match.
- *
- * @param string $path Path used to match against this routing map
- * @return array|false An array of assigned values or a false on a mismatch
- */
- public function match($path)
- {
- $path = trim(urldecode($path), '/');
- $res = preg_match($this->_regex, $path, $values);
- if ($res === 0) return false;
- // array_filter_key()? Why isn't this in a standard PHP function set yet? :)
- foreach ($values as $i => $value) {
- if (!is_int($i) || $i === 0) {
- unset($values[$i]);
- }
- }
- $this->_values = $values;
- $values = $this->_getMappedValues($values);
- $defaults = $this->_getMappedValues($this->_defaults, false, true);
- $return = $values + $defaults;
- return $return;
- }
- /**
- * Maps numerically indexed array values to it's associative mapped counterpart.
- * Or vice versa. Uses user provided map array which consists of index => name
- * parameter mapping. If map is not found, it returns original array.
- *
- * Method strips destination type of keys form source array. Ie. if source array is
- * indexed numerically then every associative key will be stripped. Vice versa if reversed
- * is set to true.
- *
- * @param array $values Indexed or associative array of values to map
- * @param boolean $reversed False means translation of index to association. True means reverse.
- * @param boolean $preserve Should wrong type of keys be preserved or stripped.
- * @return array An array of mapped values
- */
- protected function _getMappedValues($values, $reversed = false, $preserve = false)
- {
- if (count($this->_map) == 0) {
- return $values;
- }
- $return = array();
- foreach ($values as $key => $value) {
- if (is_int($key) && !$reversed) {
- if (array_key_exists($key, $this->_map)) {
- $index = $this->_map[$key];
- } elseif (false === ($index = array_search($key, $this->_map))) {
- $index = $key;
- }
- $return[$index] = $values[$key];
- } elseif ($reversed) {
- $index = (!is_int($key)) ? array_search($key, $this->_map, true) : $key;
- if (false !== $index) {
- $return[$index] = $values[$key];
- }
- } elseif ($preserve) {
- $return[$key] = $value;
- }
- }
- return $return;
- }
- /**
- * Assembles a URL path defined by this route
- *
- * @param array $data An array of name (or index) and value pairs used as parameters
- * @return string Route path with user submitted parameters
- */
- public function assemble($data = array(), $reset = false, $encode = false)
- {
- if ($this->_reverse === null) {
- require_once 'Zend/Controller/Router/Exception.php';
- throw new Zend_Controller_Router_Exception('Cannot assemble. Reversed route is not specified.');
- }
- $defaultValuesMapped = $this->_getMappedValues($this->_defaults, true, false);
- $matchedValuesMapped = $this->_getMappedValues($this->_values, true, false);
- $dataValuesMapped = $this->_getMappedValues($data, true, false);
- // handle resets, if so requested (By null value) to do so
- if (($resetKeys = array_search(null, $dataValuesMapped, true)) !== false) {
- foreach ((array) $resetKeys as $resetKey) {
- if (isset($matchedValuesMapped[$resetKey])) {
- unset($matchedValuesMapped[$resetKey]);
- unset($dataValuesMapped[$resetKey]);
- }
- }
- }
- // merge all the data together, first defaults, then values matched, then supplied
- $mergedData = $defaultValuesMapped;
- $mergedData = $this->_arrayMergeNumericKeys($mergedData, $matchedValuesMapped);
- $mergedData = $this->_arrayMergeNumericKeys($mergedData, $dataValuesMapped);
- if ($encode) {
- foreach ($mergedData as $key => &$value) {
- $value = urlencode($value);
- }
- }
- ksort($mergedData);
- $return = @vsprintf($this->_reverse, $mergedData);
- if ($return === false) {
- require_once 'Zend/Controller/Router/Exception.php';
- throw new Zend_Controller_Router_Exception('Cannot assemble. Too few arguments?');
- }
- return $return;
- }
- /**
- * Return a single parameter of route's defaults
- *
- * @param string $name Array key of the parameter
- * @return string Previously set default
- */
- public function getDefault($name) {
- if (isset($this->_defaults[$name])) {
- return $this->_defaults[$name];
- }
- }
- /**
- * Return an array of defaults
- *
- * @return array Route defaults
- */
- public function getDefaults() {
- return $this->_defaults;
- }
- /**
- * _arrayMergeNumericKeys() - allows for a strict key (numeric's included) array_merge.
- * php's array_merge() lacks the ability to merge with numeric keys.
- *
- * @param array $array1
- * @param array $array2
- * @return array
- */
- protected function _arrayMergeNumericKeys(Array $array1, Array $array2)
- {
- $returnArray = $array1;
- foreach ($array2 as $array2Index => $array2Value) {
- $returnArray[$array2Index] = $array2Value;
- }
- return $returnArray;
- }
- }