846 lines
21 KiB
PHP
846 lines
21 KiB
PHP
<?php
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/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */
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namespace Icinga\Web;
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use Icinga\Application\Icinga;
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use Icinga\Exception\ProgrammingError;
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use Icinga\Data\Filter\Filter;
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/**
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* Url class that provides convenient access to parameters, allows to modify query parameters and
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* returns Urls reflecting all changes made to the url and to the parameters.
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*
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* Direct instantiation is prohibited and should be done either with @see Url::fromRequest() or
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* @see Url::fromPath()
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*/
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class Url
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{
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/**
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* Whether this url points to an external resource
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*
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* @var bool
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*/
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protected $external;
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/**
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* An array of all parameters stored in this Url
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*
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* @var UrlParams
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*/
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protected $params;
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/**
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* The site anchor after the '#'
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*
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* @var string
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*/
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protected $anchor = '';
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/**
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* The relative path of this Url, without query parameters
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*
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* @var string
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*/
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protected $path = '';
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/**
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* The basePath of this Url
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*
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* @var string
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*/
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protected $basePath;
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/**
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* The host of this Url
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*
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* @var string
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*/
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protected $host;
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/**
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* The port of this Url
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*
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* @var string
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*/
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protected $port;
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/**
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* The scheme of this Url
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*
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* @var string
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*/
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protected $scheme;
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/**
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* The username passed with this Url
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*
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* @var string
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*/
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protected $username;
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/**
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* The password passed with this Url
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*
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* @var string
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*/
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protected $password;
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protected function __construct()
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{
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$this->params = UrlParams::fromQueryString(''); // TODO: ::create()
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}
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/**
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* Create a new Url class representing the current request
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*
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* If $params are given, those will be added to the request's parameters
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* and overwrite any existing parameters
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*
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* @param UrlParams|array $params Parameters that should additionally be considered for the url
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* @param Zend_Request $request A request to use instead of the default one
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*
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* @return Url
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*/
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public static function fromRequest($params = array(), $request = null)
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{
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if ($request === null) {
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$request = static::getRequest();
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}
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$url = new static();
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$url->setPath(ltrim($request->getPathInfo(), '/'));
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// $urlParams = UrlParams::fromQueryString($request->getQuery());
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if (isset($_SERVER['QUERY_STRING'])) {
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$urlParams = UrlParams::fromQueryString($_SERVER['QUERY_STRING']);
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} else {
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$urlParams = UrlParams::fromQueryString('');
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foreach ($request->getQuery() as $k => $v) {
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$urlParams->set($k, $v);
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}
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}
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foreach ($params as $k => $v) {
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$urlParams->set($k, $v);
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}
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$url->setParams($urlParams);
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$url->setBasePath($request->getBaseUrl());
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return $url;
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}
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/**
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* Return a request object that should be used for determining the URL
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*
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* @return Zend_Abstract_Request
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*/
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protected static function getRequest()
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{
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$app = Icinga::app();
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if ($app->isCli()) {
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throw new ProgrammingError(
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'Url::fromRequest and Url::fromPath are currently not supported for CLI operations'
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);
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} else {
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return $app->getRequest();
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}
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}
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/**
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* Create a new Url class representing the given url
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*
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* If $params are given, those will be added to the urls parameters
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* and overwrite any existing parameters
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*
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* @param string $url The string representation of the url to parse
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* @param array $params An array of parameters that should additionally be considered for the url
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* @param Zend_Request $request A request to use instead of the default one
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*
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* @return Url
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*/
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public static function fromPath($url, array $params = array(), $request = null)
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{
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if ($request === null) {
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$request = static::getRequest();
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}
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if (! is_string($url)) {
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throw new ProgrammingError(
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'url "%s" is not a string',
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$url
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);
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}
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$urlObject = new static();
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if ($url === '#') {
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$urlObject->setPath($url);
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return $urlObject;
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}
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$urlParts = parse_url($url);
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if (isset($urlParts['scheme']) && (
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$urlParts['scheme'] !== $request->getScheme()
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|| (isset($urlParts['host']) && $urlParts['host'] !== $request->getServer('SERVER_NAME'))
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|| (isset($urlParts['port']) && $urlParts['port'] != $request->getServer('SERVER_PORT')))
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) {
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$urlObject->setIsExternal();
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}
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if (isset($urlParts['path'])) {
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$urlPath = $urlParts['path'];
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if ($urlPath && $urlPath[0] === '/') {
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if ($urlObject->isExternal() || isset($urlParts['user'])) {
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$urlPath = substr($urlPath, 1);
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} else {
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$requestBaseUrl = $request->getBaseUrl();
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if ($requestBaseUrl && $requestBaseUrl !== '/' && strpos($urlPath, $requestBaseUrl) === 0) {
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$urlPath = substr($urlPath, strlen($requestBaseUrl) + 1);
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$urlObject->setBasePath($requestBaseUrl);
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}
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}
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} elseif (! $urlObject->isExternal()) {
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$urlObject->setBasePath($request->getBaseUrl());
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}
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$urlObject->setPath($urlPath);
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} elseif (! $urlObject->isExternal()) {
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$urlObject->setBasePath($request->getBaseUrl());
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}
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// TODO: This has been used by former filter implementation, remove it:
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if (isset($urlParts['query'])) {
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$params = UrlParams::fromQueryString($urlParts['query'])->mergeValues($params);
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}
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if (isset($urlParts['fragment'])) {
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$urlObject->setAnchor($urlParts['fragment']);
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}
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if (isset($urlParts['user']) || $urlObject->isExternal()) {
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if (isset($urlParts['user'])) {
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$urlObject->setUsername($urlParts['user']);
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}
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if (isset($urlParts['host'])) {
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$urlObject->setHost($urlParts['host']);
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}
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if (isset($urlParts['port'])) {
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$urlObject->setPort($urlParts['port']);
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}
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if (isset($urlParts['scheme'])) {
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$urlObject->setScheme($urlParts['scheme']);
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}
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if (isset($urlParts['pass'])) {
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$urlObject->setPassword($urlParts['pass']);
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}
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}
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$urlObject->setParams($params);
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return $urlObject;
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}
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/**
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* Create a new filter that needs to fullfill the base filter and the optional filter (if it exists)
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*
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* @param string $url The url to apply the new filter to
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* @param Filter $filter The base filter
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* @param Filter $optional The optional filter
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*
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* @return Url The altered URL containing the new filter
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* @throws ProgrammingError
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*/
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public static function urlAddFilterOptional($url, $filter, $optional)
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{
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$url = static::fromPath($url);
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$f = $filter;
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if (isset($optional)) {
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$f = Filter::matchAll($filter, $optional);
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}
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return $url->setQueryString($f->toQueryString());
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}
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/**
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* Add the given filter to the current filter of the URL
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*
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* @param Filter $and
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*
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* @return $this
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*/
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public function addFilter($and)
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{
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$this->setQueryString(
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Filter::fromQueryString($this->getQueryString())
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->andFilter($and)
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->toQueryString()
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);
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return $this;
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}
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/**
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* Set the basePath for this url
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*
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* @param string $basePath New basePath of this url
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*
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* @return $this
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*/
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public function setBasePath($basePath)
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{
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$this->basePath = rtrim($basePath, '/ ');
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return $this;
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}
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/**
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* Return the basePath set for this url
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*
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* @return string
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*/
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public function getBasePath()
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{
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return $this->basePath;
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}
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/**
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* Set the host for this url
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*
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* @param string $host New host of this Url
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*
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* @return $this
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*/
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public function setHost($host)
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{
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$this->host = $host;
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return $this;
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}
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/**
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* Return the host set for this url
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*
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* @return string
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*/
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public function getHost()
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{
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return $this->host;
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}
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/**
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* Set the port for this url
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*
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* @param string $port New port of this url
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*
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* @return $this
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*/
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public function setPort($port)
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{
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$this->port = $port;
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return $this;
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}
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/**
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* Return the port set for this url
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*
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* @return string
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*/
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public function getPort()
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{
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return $this->port;
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}
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/**
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* Set the scheme for this url
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*
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* @param string $scheme The scheme used for this url
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*
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* @return $this
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*/
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public function setScheme($scheme)
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{
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$this->scheme = $scheme;
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return $this;
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}
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/**
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* Return the scheme set for this url
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*
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* @return string
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*/
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public function getScheme()
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{
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return $this->scheme;
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}
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/**
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* Set the baseUrl for this url
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*
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* @deprecated Please create a new url from scratch instead
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*
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* @param string $baseUrl The url path to use as the url base
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*
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* @return $this
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*/
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public function setBaseUrl($baseUrl)
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{
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$urlParts = parse_url($baseUrl);
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if (isset($urlParts["host"])) {
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$this->setHost($urlParts["host"]);
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}
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if (isset($urlParts["port"])) {
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$this->setPort($urlParts["port"]);
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}
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if (isset($urlParts['scheme'])) {
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$this->setScheme($urlParts['scheme']);
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}
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if (isset($urlParts['user'])) {
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$this->setUsername($urlParts['user']);
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}
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if (isset($urlParts['pass'])) {
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$this->setPassword($urlParts['pass']);
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}
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if (isset($urlParts['path'])) {
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$this->setBasePath($urlParts['path']);
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}
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return $this;
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}
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/**
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* Return the baseUrl for this url
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*
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* @deprecated
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*
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* @return string
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*/
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public function getBaseUrl()
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{
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if (! $this->isExternal()) {
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return $this->getBasePath();
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}
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$urlString = '';
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if ($this->getScheme()) {
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$urlString .= $this->getScheme() . '://';
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}
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if ($this->getPassword()) {
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$urlString .= $this->getUsername() . ':' . $this->getPassword() . '@';
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} elseif ($this->getUsername()) {
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$urlString .= $this->getUsername() . '@';
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}
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if ($this->getHost()) {
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$urlString .= $this->getHost();
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}
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if ($this->getPort()) {
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$urlString .= ':' . $this->getPort();
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}
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if ($this->getBasePath()) {
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$urlString .= $this->getBasePath();
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}
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return $urlString;
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}
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/**
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* Set the relative path of this url, without query parameters
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*
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* @param string $path The path to set
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*
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* @return $this
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*/
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public function setPath($path)
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{
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$this->path = $path;
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return $this;
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}
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/**
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* Return the relative path of this url, without query parameters
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*
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* If you want the relative path with query parameters use getRelativeUrl
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*
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* @return string
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*/
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public function getPath()
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{
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return $this->path;
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}
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/**
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* Set whether this url points to an external resource
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*
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* @param bool $state
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*
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* @return $this
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*/
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public function setIsExternal($state = true)
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{
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$this->external = (bool) $state;
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return $this;
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}
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/**
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* Return whether this url points to an external resource
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*
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* @return bool
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*/
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public function isExternal()
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{
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return $this->external;
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}
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/**
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* Set the username passed with this url
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*
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* @param string $username The username to set
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*
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* @return $this
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*/
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public function setUsername($username)
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{
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$this->username = $username;
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return $this;
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}
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/**
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* Return the username passed with this url
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*
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* @return string
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*/
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public function getUsername()
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{
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return $this->username;
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}
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/**
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* Set the username passed with this url
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*
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* @param string $password The password to set
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*
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* @return $this
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*/
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public function setPassword($password)
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{
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$this->password = $password;
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return $this;
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}
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/**
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* Return the password passed with this url
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*
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* @return string
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*/
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public function getPassword()
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{
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return $this->password;
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}
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/**
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* Return the relative url
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*
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* @return string
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*/
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public function getRelativeUrl($separator = '&')
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{
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$path = $this->buildPathQueryAndFragment($separator);
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if ($path && $path[0] === '/') {
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return '';
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}
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return $path;
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}
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/**
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* Return this url's path with its query parameters and fragment as string
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*
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* @return string
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*/
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protected function buildPathQueryAndFragment($querySeparator)
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{
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$anchor = $this->getAnchor();
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if ($anchor) {
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$anchor = '#' . $anchor;
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}
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$query = $this->getQueryString($querySeparator);
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if ($query) {
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$query = '?' . $query;
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}
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return $this->getPath() . $query . $anchor;
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}
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public function setQueryString($queryString)
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{
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$this->params = UrlParams::fromQueryString($queryString);
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return $this;
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}
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public function getQueryString($separator = null)
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{
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return $this->params->toString($separator);
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}
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/**
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* Return the absolute url with query parameters as a string
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*
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* @return string
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*/
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public function getAbsoluteUrl($separator = '&')
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{
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$path = $this->buildPathQueryAndFragment($separator);
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if ($path && ($path === '#' || $path[0] === '/')) {
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return $path;
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}
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$basePath = $this->getBasePath();
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if (! $basePath) {
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$basePath = '/';
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}
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if ($this->getUsername() || $this->isExternal()) {
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$urlString = '';
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if ($this->getScheme()) {
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$urlString .= $this->getScheme() . '://';
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}
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if ($this->getPassword()) {
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$urlString .= $this->getUsername() . ':' . $this->getPassword() . '@';
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} elseif ($this->getUsername()) {
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$urlString .= $this->getUsername() . '@';
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}
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if ($this->getHost()) {
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$urlString .= $this->getHost();
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}
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if ($this->getPort()) {
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$urlString .= ':' . $this->getPort();
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}
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return $urlString . $basePath . ($basePath !== '/' && $path ? '/' : '') . $path;
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} else {
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return $basePath . ($basePath !== '/' && $path ? '/' : '') . $path;
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}
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}
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/**
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* Add a set of parameters to the query part if the keys don't exist yet
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*
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* @param array $params The parameters to add
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*
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* @return $this
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*/
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public function addParams(array $params)
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{
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foreach ($params as $k => $v) {
|
|
$this->params->add($k, $v);
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Set and overwrite the given params if one if the same key already exists
|
|
*
|
|
* @param array $params The parameters to set
|
|
*
|
|
* @return $this
|
|
*/
|
|
public function overwriteParams(array $params)
|
|
{
|
|
foreach ($params as $k => $v) {
|
|
$this->params->set($k, $v);
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Overwrite the parameters used in the query part
|
|
*
|
|
* @param UrlParams|array $params The new parameters to use for the query part
|
|
*
|
|
* @return $this
|
|
*/
|
|
public function setParams($params)
|
|
{
|
|
if ($params instanceof UrlParams) {
|
|
$this->params = $params;
|
|
} elseif (is_array($params)) {
|
|
$urlParams = UrlParams::fromQueryString('');
|
|
foreach ($params as $k => $v) {
|
|
$urlParams->set($k, $v);
|
|
}
|
|
$this->params = $urlParams;
|
|
} else {
|
|
throw new ProgrammingError(
|
|
'Url params needs to be either an array or an UrlParams instance'
|
|
);
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Return all parameters that will be used in the query part
|
|
*
|
|
* @return UrlParams An instance of UrlParam containing all parameters
|
|
*/
|
|
public function getParams()
|
|
{
|
|
return $this->params;
|
|
}
|
|
|
|
/**
|
|
* Return true if a urls' query parameter exists, otherwise false
|
|
*
|
|
* @param string $param The url parameter name to check
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function hasParam($param)
|
|
{
|
|
return $this->params->has($param);
|
|
}
|
|
|
|
/**
|
|
* Return a url's query parameter if it exists, otherwise $default
|
|
*
|
|
* @param string $param A query parameter name to return if existing
|
|
* @param mixed $default A value to return when the parameter doesn't exist
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public function getParam($param, $default = null)
|
|
{
|
|
return $this->params->get($param, $default);
|
|
}
|
|
|
|
/**
|
|
* Set a single parameter, overwriting any existing one with the same name
|
|
*
|
|
* @param string $param The query parameter name
|
|
* @param array|string $value An array or string to set as the parameter value
|
|
*
|
|
* @return $this
|
|
*/
|
|
public function setParam($param, $value = true)
|
|
{
|
|
$this->params->set($param, $value);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Set the url anchor-part
|
|
*
|
|
* @param string $anchor The site's anchor string without the '#'
|
|
*
|
|
* @return $this
|
|
*/
|
|
public function setAnchor($anchor)
|
|
{
|
|
$this->anchor = $anchor;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Return the url anchor-part
|
|
*
|
|
* @return string The site's anchor string without the '#'
|
|
*/
|
|
public function getAnchor()
|
|
{
|
|
return $this->anchor;
|
|
}
|
|
|
|
/**
|
|
* Remove provided key (if string) or keys (if array of string) from the query parameter array
|
|
*
|
|
* @param string|array $keyOrArrayOfKeys An array of strings or a string representing the key(s)
|
|
* of the parameters to be removed
|
|
* @return $this
|
|
*/
|
|
public function remove($keyOrArrayOfKeys)
|
|
{
|
|
$this->params->remove($keyOrArrayOfKeys);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Shift a query parameter from this URL if it exists, otherwise $default
|
|
*
|
|
* @param string $param Parameter name
|
|
* @param mixed $default Default value in case $param does not exist
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public function shift($param, $default = null)
|
|
{
|
|
return $this->params->shift($param, $default);
|
|
}
|
|
|
|
/**
|
|
* Whether the given URL matches this URL object
|
|
*
|
|
* This does an exact match, parameters MUST be in the same order
|
|
*
|
|
* @param Url|string $url the URL to compare against
|
|
*
|
|
* @return bool whether the URL matches
|
|
*/
|
|
public function matches($url)
|
|
{
|
|
if (! $url instanceof static) {
|
|
$url = static::fromPath($url);
|
|
}
|
|
return (string) $url === (string) $this;
|
|
}
|
|
|
|
/**
|
|
* Return a copy of this url without the parameter given
|
|
*
|
|
* The argument can be either a single query parameter name or an array of parameter names to
|
|
* remove from the query list
|
|
*
|
|
* @param string|array $keyOrArrayOfKeys A single string or an array containing parameter names
|
|
*
|
|
* @return Url
|
|
*/
|
|
public function getUrlWithout($keyOrArrayOfKeys)
|
|
{
|
|
return $this->without($keyOrArrayOfKeys);
|
|
}
|
|
|
|
public function without($keyOrArrayOfKeys)
|
|
{
|
|
$url = clone($this);
|
|
$url->remove($keyOrArrayOfKeys);
|
|
return $url;
|
|
}
|
|
|
|
/**
|
|
* Return a copy of this url with the given parameter(s)
|
|
*
|
|
* The argument can be either a single query parameter name or an array of parameter names to
|
|
* remove from the query list
|
|
*
|
|
* @param string|array $param A single string or an array containing parameter names
|
|
* @param array $values an optional values array
|
|
*
|
|
* @return Url
|
|
*/
|
|
public function with($param, $values = null)
|
|
{
|
|
$url = clone($this);
|
|
$url->params->mergeValues($param, $values);
|
|
return $url;
|
|
}
|
|
|
|
public function __clone()
|
|
{
|
|
$this->params = clone $this->params;
|
|
}
|
|
|
|
/**
|
|
* Alias for @see Url::getAbsoluteUrl()
|
|
*
|
|
* @return string
|
|
*/
|
|
public function __toString()
|
|
{
|
|
return $this->getAbsoluteUrl('&');
|
|
}
|
|
}
|