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<?php |
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namespace Anax\Uri; |
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/** |
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* Class to help the buildup of an uri. |
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* Wraps a string and provides methods to check and manipulate uri. |
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*/ |
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class Uri |
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{ |
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/** |
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* @var string $uri The boxed uri string. |
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*/ |
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private $uri; |
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/** |
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* Uri constructor. |
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* |
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* @param string $uri Initial uri-string. |
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*/ |
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public function __construct($uri) |
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{ |
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$this->uri = $uri; |
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} |
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/** |
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* Check if uri is empty by php standards with exception "0" string |
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* (see http://php.net/manual/en/function.empty.php). |
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* |
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* @return bool |
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*/ |
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public function isEmpty() |
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{ |
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return empty($this->uri) && $this->uri !== "0"; |
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} |
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/** |
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* Check if uri starts with string. |
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* |
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* Private helper class helper. |
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* |
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* @param string $string String to check for in start of uri. |
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* |
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* @return bool True if uri strarts with $string. |
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*/ |
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private function uriBeginsWith($string) |
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{ |
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$len = strlen($string); |
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return substr($this->uri, 0, $len) == $string; |
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} |
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/** |
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* Check if uri starts with one or more strings. |
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* |
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* @param string ...$string Strings to check for in start of uri. |
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* |
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* @return bool True if uri strarts with $string. |
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*/ |
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public function startsWith(...$strings) |
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{ |
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return array_reduce($strings, function ($collectedCondition, $string) { |
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return $this->uriBeginsWith($string) || $collectedCondition; |
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}, false); |
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} |
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/** |
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* Prepend this uri with another uri with a slash inbetween. |
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* |
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* Example: |
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* $relativeUri = new Uri("about"); // $relativeUrl->uri() == "about" |
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* $baseUrl = new Uri("http://dbwebb.se"); // $baseUrl->uri() == "http://dbwebb.se" |
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* $urlString = $relativeUri->prepend($baseUrl)->uri(); // $urlString == "http://dbwebb.se/about" |
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* |
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* @param Uri $uri Uri to prepend this uri |
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* |
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* @return Uri self Reference to this Uri for chaining. |
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*/ |
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public function prepend(Uri $uri) |
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{ |
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$this->uri = $uri->uri() . "/" . ltrim($this->uri(), "/"); |
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return $this; |
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} |
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/** |
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* Appends supplied $uri to this uri with a slash inbetween. |
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* |
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* Example: |
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* $relativeUri = new Uri("about"); // $relativeUrl->uri() == "about" |
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* $baseUrl = new Uri("http://dbwebb.se"); // $baseUrl->uri() == "http://dbwebb.se" |
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* $urlString = $baseUri->append($relativeUri)->uri(); // $urlString == "http://dbwebb.se/about" |
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* |
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* @param Uri $uri Uri to append this uri |
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* |
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* @return Uri self Reference to this Uri for chaining. |
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*/ |
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public function append(Uri $uri) |
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{ |
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$this->uri = $this->uri() . "/" . ltrim($uri->uri(), "/"); |
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return $this; |
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} |
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/** |
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* Remove the basename part of uri if it is same as argument. |
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* |
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* Example: |
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* $theUri = new Uri("http://dbwebb.se/about/this.html"); |
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* theUri->removeBasename("index.html"); // theUri->uri() == "http://dbwebb.se/about/this.html" |
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* theUri->removeBasename("this.html"); // theUri->uri() == "http://dbwebb.se/about" |
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* |
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* @param string $basename The basename to remove. |
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* |
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* @return Uri self Reference to this Uri for chaining. |
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*/ |
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public function removeBasename($basename) |
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{ |
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$this->uri = basename($this->uri) == $basename |
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? dirname($this->uri) |
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: $this->uri; |
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return $this; |
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} |
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/** |
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* Get the boxed uri as string without any trailing slash. |
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* |
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* @return string The uri |
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*/ |
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public function uri() |
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{ |
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return rtrim($this->uri, "/"); |
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} |
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} |
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canax /
uri
