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PHP Source format, 4 years 8 months old, and 1,494 hits.

Miscellany
Saturday, June 9th, 2007 at 5:24:41pm MDT 

  1. <?php
  2. /**
  3. * Assign.php
  4. *
  5. * @category   Naneau
  6. * @package    Naneau_Action_Helper
  7. * @copyright  Copyright (c) 2007 Maurice Fonk - http://naneau.nl
  8. * @version    0.2
  9. */
  10.  
  11. /**
  12. * action helper base class
  13. */
  14. require_once 'Zend/Controller/Action/Helper/Abstract.php';
  15.  
  16. /**
  17. * Naneau_Action_Helper_Assign
  18. *
  19. *
  20. * Action helper for assigining fields to the action controllers. Has built in
  21. * option to assign all action helpers as fields.
  22. *
  23. * @category   Naneau
  24. * @package    Naneau_Action_Helper
  25. * @copyright  Copyright (c) 2007 Maurice Fonk - http://naneau.nl
  26. */
  27. class Naneau_Action_Helper_Assign extends Zend_Controller_Action_Helper_Abstract {
  28.  
  29.     /**
  30.      * use underscore?
  31.      *
  32.      * Using underscores is the proper way of doing it, given the coding
  33.      * standard for the Zend Framework.
  34.      *
  35.      * @var bool
  36.      */
  37.     private $_useUnderscore = true;
  38.  
  39.     /**
  40.      * assign all helpers in preDispatch?
  41.      *
  42.      * @var bool
  43.      */
  44.     private $_autoFindHelpers = true;
  45.  
  46.     /**
  47.      * array of plugins
  48.      *
  49.      * @var Zend_Controller_Action_Helper_Abstract[]
  50.      */
  51.     private $_plugins = array();
  52.  
  53.     /**
  54.      * constructor
  55.      *
  56.      * @see assign()
  57.      * @param bool $autoFindHelpers automatically assign _all_ action helpers
  58.      * @param bool $useUnderscore use an underscore
  59.      */
  60.     public function __construct($autoFindHelpers = true, $useUnderscore = true) {
  61.         $this->_autoFind = $autoFind;
  62.         $this->_useUnderscore = $useUnderscore;
  63.     }
  64.  
  65.     /**
  66.      * on every dispatch assign helpers
  67.      * @return void
  68.      */
  69.     public function preDispatch() {
  70.         if ($this->_autoFindHelpers) {
  71.             //find all helpers
  72.             foreach (Zend_Controller_Action_HelperBroker::getExistingHelpers() as $helper) {
  73.                 $name = $helper->getName();
  74.                 $this->assign($name, $helper);
  75.             }
  76.         }
  77.  
  78.         $controller = $this->getActionController();
  79.         //current action controller
  80.         foreach($this->_plugins as $name => $plugin) {
  81.             $controller->$name = $plugin;
  82.         }
  83.     }
  84.  
  85.     /**
  86.      * add an object to be added
  87.      *
  88.      * @param string $name
  89.      * @param object $obj
  90.      * @return void
  91.      */
  92.     public function assign($name, $obj)
  93.     {
  94.         if ($this->_useUnderscore) {
  95.             $name = '_' .  ltrim($name, '_');
  96.             //remove any possible underscores that are there and add one
  97.         }
  98.  
  99.         $this->_plugins[$name] = $obj;
  100.         return $this;
  101.         //return self for chaining
  102.     }
  103. }

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