/
router.php
1413 lines (1278 loc) · 37.9 KB
/
router.php
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<?php
/* SVN FILE: $Id$ */
/**
* Parses the request URL into controller, action, and parameters.
*
* Long description for file
*
* PHP versions 4 and 5
*
* CakePHP(tm) : Rapid Development Framework (http://www.cakephp.org)
* Copyright 2005-2008, Cake Software Foundation, Inc. (http://www.cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @filesource
* @copyright Copyright 2005-2008, Cake Software Foundation, Inc. (http://www.cakefoundation.org)
* @link http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
* @package cake
* @subpackage cake.cake.libs
* @since CakePHP(tm) v 0.2.9
* @version $Revision$
* @modifiedby $LastChangedBy$
* @lastmodified $Date$
* @license http://www.opensource.org/licenses/mit-license.php The MIT License
*/
/**
* Included libraries.
*
*/
if (!class_exists('Object')) {
require LIBS . 'object.php';
}
/**
* Parses the request URL into controller, action, and parameters.
*
* @package cake
* @subpackage cake.cake.libs
*/
class Router extends Object {
/**
* Array of routes
*
* @var array
* @access public
*/
var $routes = array();
/**
* Caches admin setting from Configure class
*
* @var array
* @access private
*/
var $__admin = null;
/**
* List of action prefixes used in connected routes
*
* @var array
* @access private
*/
var $__prefixes = array();
/**
* Directive for Router to parse out file extensions for mapping to Content-types.
*
* @var boolean
* @access private
*/
var $__parseExtensions = false;
/**
* List of valid extensions to parse from a URL. If null, any extension is allowed.
*
* @var array
* @access private
*/
var $__validExtensions = null;
/**
* 'Constant' regular expression definitions for named route elements
*
* @var array
* @access private
*/
var $__named = array(
'Action' => 'index|show|add|create|edit|update|remove|del|delete|view|item',
'Year' => '[12][0-9]{3}',
'Month' => '0[1-9]|1[012]',
'Day' => '0[1-9]|[12][0-9]|3[01]',
'ID' => '[0-9]+',
'UUID' => '[A-Fa-f0-9]{8}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{12}'
);
/**
* Stores all information necessary to decide what named arguments are parsed under what conditions.
*
* @var string
* @access public
*/
var $named = array(
'default' => array('page', 'fields', 'order', 'limit', 'recursive', 'sort', 'direction', 'step'),
'greedy' => true,
'separator' => ':',
'rules' => false,
);
/**
* The route matching the URL of the current request
*
* @var array
* @access private
*/
var $__currentRoute = array();
/**
* HTTP header shortcut map. Used for evaluating header-based route expressions.
*
* @var array
* @access private
*/
var $__headerMap = array(
'type' => 'content_type',
'method' => 'request_method',
'server' => 'server_name'
);
/**
* Default HTTP request method => controller action map.
*
* @var array
* @access private
*/
var $__resourceMap = array(
array('action' => 'index', 'method' => 'GET', 'id' => false),
array('action' => 'view', 'method' => 'GET', 'id' => true),
array('action' => 'add', 'method' => 'POST', 'id' => false),
array('action' => 'edit', 'method' => 'PUT', 'id' => true),
array('action' => 'delete', 'method' => 'DELETE', 'id' => true),
array('action' => 'edit', 'method' => 'POST', 'id' => true)
);
/**
* List of resource-mapped controllers
*
* @var array
* @access private
*/
var $__resourceMapped = array();
/**
* Maintains the parameter stack for the current request
*
* @var array
* @access private
*/
var $__params = array();
/**
* Maintains the path stack for the current request
*
* @var array
* @access private
*/
var $__paths = array();
/**
* Keeps Router state to determine if default routes have already been connected
*
* @var boolean
* @access private
*/
var $__defaultsMapped = false;
/**
* Gets a reference to the Router object instance
*
* @return object Object instance
* @access public
* @static
*/
function &getInstance() {
static $instance = array();
if (!$instance) {
$instance[0] =& new Router();
$instance[0]->__admin = Configure::read('Routing.admin');
}
return $instance[0];
}
/**
* Gets the named route elements for use in app/config/routes.php
*
* @return array Named route elements
* @access public
* @see Router::$__named
* @static
*/
function getNamedExpressions() {
$_this =& Router::getInstance();
return $_this->__named;
}
/**
* Returns this object's routes array. Returns false if there are no routes available.
*
* @param string $route An empty string, or a route string "/"
* @param array $default NULL or an array describing the default route
* @param array $params An array matching the named elements in the route to regular expressions which that element should match.
* @see routes
* @return array Array of routes
* @access public
* @static
*/
function connect($route, $default = array(), $params = array()) {
$_this =& Router::getInstance();
if (!isset($default['action'])) {
$default['action'] = 'index';
}
if (isset($default[$_this->__admin])) {
$default['prefix'] = $_this->__admin;
}
if (isset($default['prefix'])) {
$_this->__prefixes[] = $default['prefix'];
$_this->__prefixes = array_keys(array_flip($_this->__prefixes));
}
$_this->routes[] = array($route, $default, $params);
return $_this->routes;
}
/**
* Specifies what named parameters CakePHP should be parsing. The most common setups are:
*
* Do not parse any named parameters:
* {{{ Router::connectNamed(false); }}}
*
* Parse only default parameters used for CakePHP's pagination:
* {{{ Router::connectNamed(false, array('default' => true)); }}}
*
* Parse only the page parameter if its value is a number:
* {{{ Router::connectNamed(array('page' => '[\d]+'), array('default' => false, 'greedy' => false)); }}}
*
* Parse only the page parameter no mater what.
* {{{ Router::connectNamed(array('page'), array('default' => false, 'greedy' => false)); }}}
*
* Parse only the page parameter if the current action is 'index'.
* {{{ Router::connectNamed(array('page' => array('action' => 'index')), array('default' => false, 'greedy' => false)); }}}
*
* Parse only the page parameter if the current action is 'index' and the controller is 'pages'.
* {{{ Router::connectNamed(array('page' => array('action' => 'index', 'controller' => 'pages')), array('default' => false, 'greedy' => false)); }}}
*
* @param array $named A list of named parameters. Key value pairs are accepted where values are either regex strings to match, or arrays as seen above.
* @param array $options Allows to control all settings: separator, greedy, reset, default
* @return array
* @access public
* @static
*/
function connectNamed($named, $options = array()) {
$_this =& Router::getInstance();
if (isset($options['argSeparator'])) {
$_this->named['separator'] = $options['argSeparator'];
unset($options['argSeparator']);
}
if ($named === true || $named === false) {
$options = array_merge(array('default' => $named, 'reset' => true, 'greedy' => $named), $options);
$named = array();
}
$options = array_merge(array('default' => false, 'reset' => false, 'greedy' => true), $options);
if ($options['reset'] == true || $_this->named['rules'] === false) {
$_this->named['rules'] = array();
}
if ($options['default']) {
$named = array_merge($named, $_this->named['default']);
}
foreach ($named as $key => $val) {
if (is_numeric($key)) {
$_this->named['rules'][$val] = true;
} else {
$_this->named['rules'][$key] = $val;
}
}
$_this->named['greedy'] = $options['greedy'];
return $_this->named;
}
/**
* Creates REST resource routes for the given controller(s)
*
* Options:
*
* - 'id' - The regular expression fragment to use when matching IDs. By default, matches
* integer values and UUIDs.
* - 'prefix' - URL prefix to use for the generated routes. Defaults to '/'.
*
* @param mixed $controller A controller name or array of controller names (i.e. "Posts" or "ListItems")
* @param array $options Options to use when generating REST routes
* @return void
* @access public
* @static
*/
function mapResources($controller, $options = array()) {
$_this =& Router::getInstance();
$options = array_merge(array('prefix' => '/', 'id' => $_this->__named['ID'] . '|' . $_this->__named['UUID']), $options);
$prefix = $options['prefix'];
foreach ((array)$controller as $ctlName) {
$urlName = Inflector::underscore($ctlName);
foreach ($_this->__resourceMap as $params) {
extract($params);
$url = $prefix . $urlName . (($id) ? '/:id' : '');
Router::connect($url,
array('controller' => $urlName, 'action' => $action, '[method]' => $params['method']),
array('id' => $options['id'], 'pass' => array('id'))
);
}
$_this->__resourceMapped[] = $urlName;
}
}
/**
* Builds a route regular expression
*
* @param string $route An empty string, or a route string "/"
* @param array $default NULL or an array describing the default route
* @param array $params An array matching the named elements in the route to regular expressions which that element should match.
* @return array
* @see routes
* @access public
* @static
*/
function writeRoute($route, $default, $params) {
if (empty($route) || ($route === '/')) {
return array('/^[\/]*$/', array());
}
$names = array();
$elements = explode('/', $route);
foreach ($elements as $element) {
if (empty($element)) {
continue;
}
$q = null;
$element = trim($element);
$namedParam = strpos($element, ':') !== false;
if ($namedParam && preg_match('/^:([^:]+)$/', $element, $r)) {
if (isset($params[$r[1]])) {
if ($r[1] != 'plugin' && array_key_exists($r[1], $default)) {
$q = '?';
}
$parsed[] = '(?:/(' . $params[$r[1]] . ')' . $q . ')' . $q;
} else {
$parsed[] = '(?:/([^\/]+))?';
}
$names[] = $r[1];
} elseif ($element === '*') {
$parsed[] = '(?:/(.*))?';
} else if ($namedParam && preg_match_all('/(?!\\\\):([a-z_0-9]+)/i', $element, $matches)) {
$matchCount = count($matches[1]);
foreach ($matches[1] as $i => $name) {
$pos = strpos($element, ':' . $name);
$before = substr($element, 0, $pos);
$element = substr($element, $pos + strlen($name) + 1);
$after = null;
if ($i + 1 === $matchCount && $element) {
$after = preg_quote($element);
}
if ($i === 0) {
$before = '/' . $before;
}
$before = preg_quote($before, '#');
if (isset($params[$name])) {
if (isset($default[$name]) && $name != 'plugin') {
$q = '?';
}
$parsed[] = '(?:' . $before . '(' . $params[$name] . ')' . $q . $after . ')' . $q;
} else {
$parsed[] = '(?:' . $before . '([^\/]+)' . $after . ')?';
}
$names[] = $name;
}
} else {
$parsed[] = '/' . $element;
}
}
return array('#^' . join('', $parsed) . '[\/]*$#', $names);
}
/**
* Returns the list of prefixes used in connected routes
*
* @return array A list of prefixes used in connected routes
* @access public
* @static
*/
function prefixes() {
$_this =& Router::getInstance();
return $_this->__prefixes;
}
/**
* Parses given URL and returns an array of controllers, action and parameters
* taken from that URL.
*
* @param string $url URL to be parsed
* @return array Parsed elements from URL
* @access public
* @static
*/
function parse($url) {
$_this =& Router::getInstance();
if (!$_this->__defaultsMapped) {
$_this->__connectDefaultRoutes();
}
$out = array('pass' => array(), 'named' => array());
$r = $ext = null;
if (ini_get('magic_quotes_gpc') === '1') {
$url = stripslashes_deep($url);
}
if ($url && strpos($url, '/') !== 0) {
$url = '/' . $url;
}
if (strpos($url, '?') !== false) {
$url = substr($url, 0, strpos($url, '?'));
}
extract($_this->__parseExtension($url));
foreach ($_this->routes as $i => $route) {
if (count($route) === 3) {
$route = $_this->compile($i);
}
if (($r = $_this->__matchRoute($route, $url)) !== false) {
$_this->__currentRoute[] = $route;
list($route, $regexp, $names, $defaults, $params) = $route;
$argOptions = array();
if (array_key_exists('named', $params)) {
$argOptions['named'] = $params['named'];
unset($params['named']);
}
if (array_key_exists('greedy', $params)) {
$argOptions['greedy'] = $params['greedy'];
unset($params['greedy']);
}
array_shift($r);
foreach ($names as $name) {
$out[$name] = null;
}
if (is_array($defaults)) {
foreach ($defaults as $name => $value) {
if (preg_match('#[a-zA-Z_\-]#i', $name)) {
$out[$name] = $value;
} else {
$out['pass'][] = $value;
}
}
}
foreach ($r as $key => $found) {
if (empty($found) && $found != 0) {
continue;
}
if (isset($names[$key])) {
$out[$names[$key]] = $_this->stripEscape($found);
} else {
$argOptions['context'] = array('action' => $out['action'], 'controller' => $out['controller']);
extract($_this->getArgs($found, $argOptions));
$out['pass'] = array_merge($out['pass'], $pass);
$out['named'] = $named;
}
}
if (isset($params['pass'])) {
for ($j = count($params['pass']) - 1; $j > -1; $j--) {
if (isset($out[$params['pass'][$j]])) {
array_unshift($out['pass'], $out[$params['pass'][$j]]);
}
}
}
break;
}
}
if (!empty($ext)) {
$out['url']['ext'] = $ext;
}
return $out;
}
/**
* Checks to see if the given URL matches the given route
*
* @param array $route
* @param string $url
* @return mixed Boolean false on failure, otherwise array
* @access private
*/
function __matchRoute($route, $url) {
list($route, $regexp, $names, $defaults) = $route;
if (!preg_match($regexp, $url, $r)) {
return false;
} else {
foreach ($defaults as $key => $val) {
if ($key{0} === '[' && preg_match('/^\[(\w+)\]$/', $key, $header)) {
if (isset($this->__headerMap[$header[1]])) {
$header = $this->__headerMap[$header[1]];
} else {
$header = 'http_' . $header[1];
}
$val = (array)$val;
$h = false;
foreach ($val as $v) {
if (env(strtoupper($header)) === $v) {
$h = true;
}
}
if (!$h) {
return false;
}
}
}
}
return $r;
}
/**
* Compiles a route by numeric key and returns the compiled expression, replacing
* the existing uncompiled route. Do not call statically.
*
* @param integer $i
* @return array Returns an array containing the compiled route
* @access public
*/
function compile($i) {
$route = $this->routes[$i];
if (!list($pattern, $names) = $this->writeRoute($route[0], $route[1], $route[2])) {
unset($this->routes[$i]);
return array();
}
$this->routes[$i] = array(
$route[0], $pattern, $names,
array_merge(array('plugin' => null, 'controller' => null), (array)$route[1]),
$route[2]
);
return $this->routes[$i];
}
/**
* Parses a file extension out of a URL, if Router::parseExtensions() is enabled.
*
* @param string $url
* @return array Returns an array containing the altered URL and the parsed extension.
* @access private
*/
function __parseExtension($url) {
$ext = null;
if ($this->__parseExtensions) {
if (preg_match('/\.[0-9a-zA-Z]*$/', $url, $match) === 1) {
$match = substr($match[0], 1);
if (empty($this->__validExtensions)) {
$url = substr($url, 0, strpos($url, '.' . $match));
$ext = $match;
} else {
foreach ($this->__validExtensions as $name) {
if (strcasecmp($name, $match) === 0) {
$url = substr($url, 0, strpos($url, '.' . $name));
$ext = $match;
}
}
}
}
if (empty($ext)) {
$ext = 'html';
}
}
return compact('ext', 'url');
}
/**
* Connects the default, built-in routes, including admin routes, and (deprecated) web services
* routes.
*
* @return void
* @access private
*/
function __connectDefaultRoutes() {
if ($this->__defaultsMapped) {
return;
}
if ($this->__admin) {
$params = array('prefix' => $this->__admin, $this->__admin => true);
}
if ($plugins = App::objects('plugin')) {
foreach ($plugins as $key => $value) {
$plugins[$key] = Inflector::underscore($value);
}
$match = array('plugin' => implode('|', $plugins));
$this->connect('/:plugin/:controller/:action/*', array(), $match);
if ($this->__admin) {
$this->connect("/{$this->__admin}/:plugin/:controller", $params, $match);
$this->connect("/{$this->__admin}/:plugin/:controller/:action/*", $params, $match);
}
}
if ($this->__admin) {
$this->connect("/{$this->__admin}/:controller", $params);
$this->connect("/{$this->__admin}/:controller/:action/*", $params);
}
$this->connect('/:controller', array('action' => 'index'));
$this->connect('/:controller/:action/*');
if ($this->named['rules'] === false) {
$this->connectNamed(true);
}
$this->__defaultsMapped = true;
}
/**
* Takes parameter and path information back from the Dispatcher
*
* @param array $params Parameters and path information
* @return void
* @access public
* @static
*/
function setRequestInfo($params) {
$_this =& Router::getInstance();
$defaults = array('plugin' => null, 'controller' => null, 'action' => null);
$params[0] = array_merge($defaults, (array)$params[0]);
$params[1] = array_merge($defaults, (array)$params[1]);
list($_this->__params[], $_this->__paths[]) = $params;
if (count($_this->__paths)) {
if (isset($_this->__paths[0]['namedArgs'])) {
foreach ($_this->__paths[0]['namedArgs'] as $arg => $value) {
$_this->named['rules'][$arg] = true;
}
}
}
}
/**
* Gets parameter information
*
* @param boolean $current Get current parameter (true)
* @return array Parameter information
* @access public
* @static
*/
function getParams($current = false) {
$_this =& Router::getInstance();
if ($current) {
return $_this->__params[count($_this->__params) - 1];
}
if (isset($_this->__params[0])) {
return $_this->__params[0];
}
return array();
}
/**
* Gets URL parameter by name
*
* @param string $name Parameter name
* @param boolean $current Current parameter
* @return string Parameter value
* @access public
* @static
*/
function getParam($name = 'controller', $current = false) {
$params = Router::getParams($current);
if (isset($params[$name])) {
return $params[$name];
}
return null;
}
/**
* Gets path information
*
* @param boolean $current Current parameter
* @return array
* @access public
* @static
*/
function getPaths($current = false) {
$_this =& Router::getInstance();
if ($current) {
return $_this->__paths[count($_this->__paths) - 1];
}
if (!isset($_this->__paths[0])) {
return array('base' => null);
}
return $_this->__paths[0];
}
/**
* Reloads default Router settings
*
* @access public
* @return void
* @static
*/
function reload() {
$_this =& Router::getInstance();
foreach (get_class_vars('Router') as $key => $val) {
$_this->{$key} = $val;
}
$_this->__admin = Configure::read('Routing.admin');
}
/**
* Promote a route (by default, the last one added) to the beginning of the list
*
* @param $which A zero-based array index representing the route to move. For example,
* if 3 routes have been added, the last route would be 2.
* @return boolean Retuns false if no route exists at the position specified by $which.
* @access public
* @static
*/
function promote($which = null) {
$_this =& Router::getInstance();
if ($which === null) {
$which = count($_this->routes) - 1;
}
if (!isset($_this->routes[$which])) {
return false;
}
$route = $_this->routes[$which];
unset($_this->routes[$which]);
array_unshift($_this->routes, $route);
return true;
}
/**
* Finds URL for specified action.
*
* Returns an URL pointing to a combination of controller and action. Param
* $url can be:
*
* - Empty - the method will find adress to actuall controller/action.
* - '/' - the method will find base URL of application.
* - A combination of controller/action - the method will find url for it.
*
* @param mixed $url Cake-relative URL, like "/products/edit/92" or "/presidents/elect/4"
* or an array specifying any of the following: 'controller', 'action',
* and/or 'plugin', in addition to named arguments (keyed array elements),
* and standard URL arguments (indexed array elements)
* @param mixed $full If (bool) true, the full base URL will be prepended to the result.
* If an array accepts the following keys
* - escape - used when making urls embedded in html escapes query string '&'
* - full - if true the full base URL will be prepended.
* @return string Full translated URL with base path.
* @access public
* @static
*/
function url($url = null, $full = false) {
$_this =& Router::getInstance();
$defaults = $params = array('plugin' => null, 'controller' => null, 'action' => 'index');
if (is_bool($full)) {
$escape = false;
} else {
extract(array_merge(array('escape' => false, 'full' => false), $full));
}
if (!empty($_this->__params)) {
if (isset($this) && !isset($this->params['requested'])) {
$params = $_this->__params[0];
} else {
$params = end($_this->__params);
}
}
$path = array('base' => null);
if (!empty($_this->__paths)) {
if (isset($this) && !isset($this->params['requested'])) {
$path = $_this->__paths[0];
} else {
$path = end($_this->__paths);
}
}
$base = $path['base'];
$extension = $output = $mapped = $q = $frag = null;
if (is_array($url)) {
if (isset($url['base']) && $url['base'] === false) {
$base = null;
unset($url['base']);
}
if (isset($url['full_base']) && $url['full_base'] === true) {
$full = true;
unset($url['full_base']);
}
if (isset($url['?'])) {
$q = $url['?'];
unset($url['?']);
}
if (isset($url['#'])) {
$frag = '#' . urlencode($url['#']);
unset($url['#']);
}
if (empty($url['action'])) {
if (empty($url['controller']) || $params['controller'] === $url['controller']) {
$url['action'] = $params['action'];
} else {
$url['action'] = 'index';
}
}
if ($_this->__admin) {
if (!isset($url[$_this->__admin]) && !empty($params[$_this->__admin])) {
$url[$_this->__admin] = true;
} elseif ($_this->__admin && isset($url[$_this->__admin]) && !$url[$_this->__admin]) {
unset($url[$_this->__admin]);
}
}
$plugin = false;
if (array_key_exists('plugin', $url)) {
$plugin = $url['plugin'];
}
$url = array_merge(array('controller' => $params['controller'], 'plugin' => $params['plugin']), Set::filter($url, true));
if ($plugin !== false) {
$url['plugin'] = $plugin;
}
if (isset($url['ext'])) {
$extension = '.' . $url['ext'];
unset($url['ext']);
}
$match = false;
foreach ($_this->routes as $i => $route) {
if (count($route) === 3) {
$route = $_this->compile($i);
}
$originalUrl = $url;
if (isset($route[4]['persist'], $_this->__params[0])) {
$url = array_merge(array_intersect_key($params, Set::combine($route[4]['persist'], '/')), $url);
}
if ($match = $_this->mapRouteElements($route, $url)) {
$output = trim($match, '/');
$url = array();
break;
}
$url = $originalUrl;
}
$named = $args = array();
$skip = array(
'bare', 'action', 'controller', 'plugin', 'ext', '?', '#', 'prefix', $_this->__admin
);
$keys = array_values(array_diff(array_keys($url), $skip));
$count = count($keys);
// Remove this once parsed URL parameters can be inserted into 'pass'
for ($i = 0; $i < $count; $i++) {
if ($i === 0 && is_numeric($keys[$i]) && in_array('id', $keys)) {
$args[0] = $url[$keys[$i]];
} elseif (is_numeric($keys[$i]) || $keys[$i] === 'id') {
$args[] = $url[$keys[$i]];
} else {
$named[$keys[$i]] = $url[$keys[$i]];
}
}
if ($match === false) {
list($args, $named) = array(Set::filter($args, true), Set::filter($named));
if (!empty($url[$_this->__admin])) {
$url['action'] = str_replace($_this->__admin . '_', '', $url['action']);
}
if (empty($named) && empty($args) && (!isset($url['action']) || $url['action'] === 'index')) {
$url['action'] = null;
}
$urlOut = Set::filter(array($url['controller'], $url['action']));
if (isset($url['plugin']) && $url['plugin'] != $url['controller']) {
array_unshift($urlOut, $url['plugin']);
}
if ($_this->__admin && isset($url[$_this->__admin])) {
array_unshift($urlOut, $_this->__admin);
}
$output = join('/', $urlOut) . '/';
}
if (!empty($args)) {
$args = join('/', $args);
if ($output{strlen($output) - 1} != '/') {
$args = '/'. $args;
}
$output .= $args;
}
if (!empty($named)) {
foreach ($named as $name => $value) {
$output .= '/' . $name . $_this->named['separator'] . $value;
}
}
$output = str_replace('//', '/', $base . '/' . $output);
} else {
if (((strpos($url, '://')) || (strpos($url, 'javascript:') === 0) || (strpos($url, 'mailto:') === 0)) || (!strncmp($url, '#', 1))) {
return $url;
}
if (empty($url)) {
if (!isset($path['here'])) {
$path['here'] = '/';
}
$output = $path['here'];
} elseif (substr($url, 0, 1) === '/') {
$output = $base . $url;
} else {
$output = $base . '/';
if ($_this->__admin && isset($params[$_this->__admin])) {
$output .= $_this->__admin . '/';
}
if (!empty($params['plugin']) && $params['plugin'] !== $params['controller']) {
$output .= Inflector::underscore($params['plugin']) . '/';
}
$output .= Inflector::underscore($params['controller']) . '/' . $url;
}
$output = str_replace('//', '/', $output);
}
if ($full && defined('FULL_BASE_URL')) {
$output = FULL_BASE_URL . $output;
}
if (!empty($extension) && substr($output, -1) === '/') {
$output = substr($output, 0, -1);
}
return $output . $extension . $_this->queryString($q, array(), $escape) . $frag;
}
/**
* Maps a URL array onto a route and returns the string result, or false if no match
*
* @param array $route Route Route
* @param array $url URL URL to map
* @return mixed Result (as string) or false if no match
* @access public
* @static
*/
function mapRouteElements($route, $url) {
if (isset($route[3]['prefix'])) {
$prefix = $route[3]['prefix'];
unset($route[3]['prefix']);
}
$pass = array();
$defaults = $route[3];
$routeParams = $route[2];
$params = Set::diff($url, $defaults);
$urlInv = array_combine(array_values($url), array_keys($url));
$i = 0;
while (isset($defaults[$i])) {
if (isset($urlInv[$defaults[$i]])) {
if (!in_array($defaults[$i], $url) && is_int($urlInv[$defaults[$i]])) {
return false;
}
unset($urlInv[$defaults[$i]], $defaults[$i]);
} else {