rpicms

A CMS for the Raspberry Pi
git clone git://archive.git.mtrnord.blog/RpicmsTeam/rpicms.git
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Middleware.php (3094B)

      1 <?php
      2 /**
      3  * Slim - a micro PHP 5 framework
      4  *
      5  * @author      Josh Lockhart <info@slimframework.com>
      6  * @copyright   2011 Josh Lockhart
      7  * @link        http://www.slimframework.com
      8  * @license     http://www.slimframework.com/license
      9  * @version     2.4.2
     10  * @package     Slim
     11  *
     12  * MIT LICENSE
     13  *
     14  * Permission is hereby granted, free of charge, to any person obtaining
     15  * a copy of this software and associated documentation files (the
     16  * "Software"), to deal in the Software without restriction, including
     17  * without limitation the rights to use, copy, modify, merge, publish,
     18  * distribute, sublicense, and/or sell copies of the Software, and to
     19  * permit persons to whom the Software is furnished to do so, subject to
     20  * the following conditions:
     21  *
     22  * The above copyright notice and this permission notice shall be
     23  * included in all copies or substantial portions of the Software.
     24  *
     25  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     26  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     27  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     28  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
     29  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
     30  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
     31  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     32  */
     33 namespace Slim;
     34 
     35 /**
     36  * Middleware
     37  *
     38  * @package Slim
     39  * @author  Josh Lockhart
     40  * @since   1.6.0
     41  */
     42 abstract class Middleware
     43 {
     44     /**
     45      * @var \Slim\Slim Reference to the primary application instance
     46      */
     47     protected $app;
     48 
     49     /**
     50      * @var mixed Reference to the next downstream middleware
     51      */
     52     protected $next;
     53 
     54     /**
     55      * Set application
     56      *
     57      * This method injects the primary Slim application instance into
     58      * this middleware.
     59      *
     60      * @param  \Slim\Slim $application
     61      */
     62     final public function setApplication($application)
     63     {
     64         $this->app = $application;
     65     }
     66 
     67     /**
     68      * Get application
     69      *
     70      * This method retrieves the application previously injected
     71      * into this middleware.
     72      *
     73      * @return \Slim\Slim
     74      */
     75     final public function getApplication()
     76     {
     77         return $this->app;
     78     }
     79 
     80     /**
     81      * Set next middleware
     82      *
     83      * This method injects the next downstream middleware into
     84      * this middleware so that it may optionally be called
     85      * when appropriate.
     86      *
     87      * @param \Slim|\Slim\Middleware
     88      */
     89     final public function setNextMiddleware($nextMiddleware)
     90     {
     91         $this->next = $nextMiddleware;
     92     }
     93 
     94     /**
     95      * Get next middleware
     96      *
     97      * This method retrieves the next downstream middleware
     98      * previously injected into this middleware.
     99      *
    100      * @return \Slim\Slim|\Slim\Middleware
    101      */
    102     final public function getNextMiddleware()
    103     {
    104         return $this->next;
    105     }
    106 
    107     /**
    108      * Call
    109      *
    110      * Perform actions specific to this middleware and optionally
    111      * call the next downstream middleware.
    112      */
    113     abstract public function call();
    114 }