103 lines
2.3 KiB
PHP
103 lines
2.3 KiB
PHP
<?php namespace Laravel;
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class URI {
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/**
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* The URI for the current request.
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*
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* @var string
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*/
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public static $uri;
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/**
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* The URI segments for the current request.
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*
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* @var array
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*/
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protected static $segments = array();
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/**
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* Get the URI for the current request.
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*
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* If the request is to the root of the application, a single forward slash
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* will be returned. Otherwise, the URI will be returned with all of the
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* leading and trailing slashes removed.
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*
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* @return string
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*/
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public static function current()
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{
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if ( ! is_null(static::$uri)) return static::$uri;
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$uri = parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH);
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// Remove the root application URL from the request URI. If the application
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// is nested within a sub-directory of the web document root, this will get
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// rid of all of the the sub-directories from the request URI.
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$uri = static::remove($uri, parse_url(URL::base(), PHP_URL_PATH));
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if (($index = '/'.Config::$items['application']['index']) !== '/')
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{
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$uri = static::remove($uri, $index);
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}
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static::$uri = static::format($uri);
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static::$segments = explode('/', static::$uri);
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return static::$uri;
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}
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/**
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* Get a specific segment of the request URI via an one-based index.
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*
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* <code>
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* // Get the first segment of the request URI
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* $segment = URI::segment(1);
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*
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* // Get the second segment of the URI, or return a default value
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* $segment = URI::segment(2, 'Taylor');
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* </code>
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*
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* @param int $index
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* @param mixed $default
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* @return string
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*/
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public static function segment($index, $default = null)
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{
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static::current();
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return Arr::get(static::$segments, $index - 1, $default);
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}
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/**
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* Remove a given value from the URI.
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*
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* @param string $uri
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* @param string $value
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* @return string
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*/
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protected static function remove($uri, $value)
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{
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if (strpos($uri, $value) === 0)
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{
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return substr($uri, strlen($value));
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}
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return $uri;
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}
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/**
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* Format a given URI.
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*
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* If the URI is an empty string, a single forward slash will be returned.
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* Otherwise, we will trim the URI's leading and trailing slashes.
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*
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* @param string $uri
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* @return string
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*/
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protected static function format($uri)
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{
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return (($uri = trim($uri, '/')) !== '') ? $uri : '/';
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}
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} |