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tags/2.0.0-beta
Qiang Xue 12 years ago
parent
e25ad4bc88
commit
f65a0bd9ac
1 changed files with 64 additions and 30 deletions
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  1. 94
      framework/web/UrlRule.php

94
framework/web/UrlRule.php
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@ -33,40 +33,66 @@ class UrlRule extends Object
* will be injected into $_GET.
*/
public $defaults = array();
/**
* @var boolean whether this rule is only used for request parsing.
* Defaults to false, meaning the rule is used for both URL parsing and creation.
*/
public $parsingOnly = false;
/**
* @var string the URL suffix used for this rule.
* For example, ".html" can be used so that the URL looks like pointing to a static HTML page.
* If not, the value of [[UrlManager::suffix]] will be used.
*/
public $suffix;
/**
* @var string|array the HTTP verb (e.g. GET, POST, DELETE) that this rule should match.
* Use array to represent multiple verbs that this rule may match.
* If this property is not set, the rule can match any verb.
* Note that this property is only used when parsing a request. It is ignored for URL creation.
* @see parsingOnly
*/
public $verb;
/**
* @var string the host info (e.g. `http://www.example.com`) that this rule should match.
* If not set, it means the host info is ignored.
*/
public $hostInfo;
/**
* @var string the template for generating a new URL. This is derived from [[pattern]] and is used in generating URL.
*/
protected $template;
private $_template;
/**
* @var string the regex for matching the route part. This is used in generating URL.
*/
protected $routeRule;
private $_routeRule;
/**
* @var array list of regex for matching parameters. This is used in generating URL.
*/
protected $paramRules = array();
private $_paramRules = array();
/**
* @var array list of parameters used in the route.
*/
protected $routeParams = array();
private $_routeParams = array();
/**
* Initializes this rule.
*/
public function init()
{
$this->compileRule();
}
if ($this->verb !== null) {
if (is_array($this->verb)) {
foreach ($this->verb as $i => $verb) {
$this->verb[$i] = strtoupper($verb);
}
} else {
$this->verb = array(strtoupper($this->verb));
}
}
/**
* Compiles the rule using the current configuration.
*/
protected function compileRule()
{
$this->pattern = trim($this->pattern, '/');
if ($this->pattern === '') {
$this->template = '';
$this->_template = '';
$this->pattern = '#^$#u';
return;
} else {
@ -76,7 +102,7 @@ class UrlRule extends Object
$this->route = trim($this->route, '/');
if (strpos($this->route, '<') !== false && preg_match_all('/<(\w+)>/', $this->route, $matches)) {
foreach ($matches[1] as $name) {
$this->routeParams[$name] = "<$name>";
$this->_routeParams[$name] = "<$name>";
}
}
@ -96,24 +122,28 @@ class UrlRule extends Object
} else {
$tr["<$name>"] = "(?P<$name>$pattern)";
}
if (isset($this->routeParams[$name])) {
if (isset($this->_routeParams[$name])) {
$tr2["<$name>"] = "(?P<$name>$pattern)";
} else {
$this->paramRules[$name] = $pattern === '[^\/]+' ? '' : "#^$pattern$#";
$this->_paramRules[$name] = $pattern === '[^\/]+' ? '' : "#^$pattern$#";
}
}
}
$this->template = preg_replace('/<(\w+):?([^>]+)?>/', '<$1>', $this->pattern);
$this->pattern = '#^' . trim(strtr($this->template, $tr), '/') . '$#u';
$this->_template = preg_replace('/<(\w+):?([^>]+)?>/', '<$1>', $this->pattern);
$this->pattern = '#^' . trim(strtr($this->_template, $tr), '/') . '$#u';
if ($this->routeParams !== array()) {
$this->routeRule = '#^' . strtr($this->route, $tr2) . '$#u';
if ($this->_routeParams !== array()) {
$this->_routeRule = '#^' . strtr($this->route, $tr2) . '$#u';
}
}
public function parseUrl($pathInfo)
{
if ($this->verb !== null && !in_array(\Yii::$app->getRequest()->verb, $this->verb, true)) {
return false;
}
if (!preg_match($this->pattern, $pathInfo, $matches)) {
return false;
}
@ -125,14 +155,14 @@ class UrlRule extends Object
$params = $this->defaults;
$tr = array();
foreach ($matches as $name => $value) {
if (isset($this->routeParams[$name])) {
$tr[$this->routeParams[$name]] = $value;
if (isset($this->_routeParams[$name])) {
$tr[$this->_routeParams[$name]] = $value;
unset($params[$name]);
} elseif (isset($this->paramRules[$name])) {
} elseif (isset($this->_paramRules[$name])) {
$params[$name] = $value;
}
}
if ($this->routeRule !== null) {
if ($this->_routeRule !== null) {
$route = strtr($this->route, $tr);
} else {
$route = $this->route;
@ -142,12 +172,16 @@ class UrlRule extends Object
public function createUrl($route, $params)
{
if ($this->parsingOnly) {
return false;
}
$tr = array();
// match the route part first
if ($route !== $this->route) {
if ($this->routeRule !== null && preg_match($this->routeRule, $route, $matches)) {
foreach ($this->routeParams as $name => $token) {
if ($this->_routeRule !== null && preg_match($this->_routeRule, $route, $matches)) {
foreach ($this->_routeParams as $name => $token) {
if (isset($this->defaults[$name]) && strcmp($this->defaults[$name], $matches[$name]) === 0) {
$tr[$token] = '';
} else {
@ -162,23 +196,23 @@ class UrlRule extends Object
// match default params
// if a default param is not in the route pattern, its value must also be matched
foreach ($this->defaults as $name => $value) {
if (isset($this->routeParams[$name])) {
if (isset($this->_routeParams[$name])) {
continue;
}
if (!isset($params[$name])) {
return false;
} elseif (strcmp($params[$name], $value) === 0) { // strcmp will do string conversion automatically
unset($params[$name]);
if (isset($this->paramRules[$name])) {
if (isset($this->_paramRules[$name])) {
$tr["<$name>"] = '';
}
} elseif (!isset($this->paramRules[$name])) {
} elseif (!isset($this->_paramRules[$name])) {
return false;
}
}
// match params in the pattern
foreach ($this->paramRules as $name => $rule) {
foreach ($this->_paramRules as $name => $rule) {
if (isset($params[$name]) && ($rule === '' || preg_match($rule, $params[$name]))) {
$tr["<$name>"] = urlencode($params[$name]);
unset($params[$name]);
@ -187,7 +221,7 @@ class UrlRule extends Object
}
}
$url = trim(strtr($this->template, $tr), '/');
$url = trim(strtr($this->_template, $tr), '/');
if (strpos($url, '//') !== false) {
$url = preg_replace('#/+#', '/', $url);
}

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