#### Url
~~~
/**
* URL生成 支持路由反射
* @param string $url 路由地址
* @param string|array $vars 参数（支持数组和字符串）a=val&b=val2... ['a'=>'val1', 'b'=>'val2']
* @param string|bool $suffix 伪静态后缀，默认为true表示获取配置值
* @param boolean|string $domain 是否显示域名 或者直接传入域名
* @return string
*/
Url::build($url = '', $vars = '', $suffix = true, $domain = false);
// 直接解析URL地址
self::parseUrl($url, &$domain);
{
$request = Request::instance();
if (0 === strpos($url, '/')) {
// 直接作为路由地址解析
$url = substr($url, 1);
} elseif (false !== strpos($url, '\\')) {
// 解析到类
$url = ltrim(str_replace('\\', '/', $url), '/');
} elseif (0 === strpos($url, '@')) {
// 解析到控制器
$url = substr($url, 1);
} else {
// 解析到 模块/控制器/操作
$module = $request->module();
$domains = Route::rules('domain');
if (true === $domain && 2 == substr_count($url, '/')) {
$current = $request->host();
$match = [];
$pos = [];
foreach ($domains as $key => $item) {
if (isset($item['[bind]']) && 0 === strpos($url, $item['[bind]'][0])) {
$pos[$key] = strlen($item['[bind]'][0]) + 1;
$match[] = $key;
$module = '';
}
}
if ($match) {
$domain = current($match);
foreach ($match as $item) {
if (0 === strpos($current, $item)) {
$domain = $item;
}
}
self::$bindCheck = true;
$url = substr($url, $pos[$domain]);
}
} elseif ($domain) {
if (isset($domains[$domain]['[bind]'][0])) {
$bindModule = $domains[$domain]['[bind]'][0];
if ($bindModule && !in_array($bindModule[0], ['\\', '@'])) {
$module = '';
}
}
}
$module = $module ? $module . '/' : '';
$controller = Loader::parseName($request->controller());
if ('' == $url) {
// 空字符串输出当前的 模块/控制器/操作
$url = $module . $controller . '/' . $request->action();
} else {
$path = explode('/', $url);
$action = Config::get('url_convert') ? strtolower(array_pop($path)) : array_pop($path);
$controller = empty($path) ? $controller : (Config::get('url_convert') ? Loader::parseName(array_pop($path)) : array_pop($path));
$module = empty($path) ? $module : array_pop($path) . '/';
$url = $module . $controller . '/' . $action;
}
}
return $url;
}
// 检测域名
self::parseDomain(&$url, $domain);
// 解析URL后缀
self::parseSuffix($suffix);
// 匹配路由地址
Url::function getRuleUrl($rule, &$vars = []);
// 指定当前生成URL地址的root
Url::function root($root);
~~~
