portal/patient/fwk/libs/verysimple/Phreeze/SavantRenderEngine.php

   1 <?php
   2 /** @package    verysimple::Phreeze */
   3 require_once("IRenderEngine.php");
   4 require_once('savant/Savant3.php');
   5
   6 /**
   7  * Implementation of IRenderEngine that uses Savant as the template language
   8  *
   9  * @package verysimple::Phreeze
  10  * @author VerySimple Inc.
  11  * @copyright 1997-2010 VerySimple, Inc.
  12  * @license http://www.gnu.org/licenses/lgpl.html LGPL
  13  * @version 1.0
  14  */
  15 class SavantRenderEngine implements IRenderEngine
  16 {
  17     static $TEMPLATE_EXTENSION = ".tpl.php";
  18
  19     /** @var Savant3 */
  20     public $savant;
  21
  22     /**
  23      *
  24      * @param string $templatePath
  25      * @param string $compilePath
  26      *          (not used for this render engine)
  27      */
  28     function __construct($templatePath = '', $compilePath = '')
  29     {
  30         $this->savant = new Savant3(array (
  31                 'exceptions' => true
  32         ));
  33
  34         // normalize the path
  35         if (substr($templatePath, - 1) != '/' && substr($templatePath, - 1) != '\\') {
  36             $templatePath .= "/";
  37         }
  38
  39         if ($templatePath) {
  40             $this->savant->setPath('template', $templatePath);
  41         }
  42     }
  43
  44     /**
  45      * @inheritdoc
  46      */
  47     public function assign($key, $value)
  48     {
  49         $this->savant->$key = $value;
  50     }
  51
  52     /**
  53      * @inheritdoc
  54      */
  55     public function display($template)
  56     {
  57         // strip off .tpl from the end for backwards compatibility with older apps
  58         if (substr($template, - 4) == '.tpl') {
  59             $template = substr($template, 0, - 4);
  60         }
  61
  62             // these two are special templates used by the Phreeze controller and dispatcher
  63         if ($template == "_redirect") {
  64             header("Location: " . $this->savant->url);
  65             die();
  66         } elseif ($template == "_error") {
  67             $this->savant->display('_error' . self::$TEMPLATE_EXTENSION);
  68         } else {
  69             $this->savant->display($template . self::$TEMPLATE_EXTENSION);
  70         }
  71     }
  72
  73     /**
  74      * Returns the specified model value
  75      */
  76     public function get($key)
  77     {
  78         return $this->savant->$key;
  79     }
  80
  81     /**
  82      * @inheritdoc
  83      */
  84     public function fetch($template)
  85     {
  86         return $this->savant->fetch($template . self::$TEMPLATE_EXTENSION);
  87     }
  88
  89     /**
  90      *
  91      * @see IRenderEngine::clear()
  92      */
  93     function clear($key)
  94     {
  95         if (array_key_exists($key, $this->savant)) {
  96             unset($this->savant [$key]);
  97         }
  98     }
  99
 100     /**
 101      *
 102      * @see IRenderEngine::clearAll()
 103      */
 104     function clearAll()
 105     {
 106         throw new Exception('clearAll not implemented for SavantRenderEngine');
 107     }
 108
 109     /**
 110      *
 111      * @see IRenderEngine::getAll()
 112      */
 113     function getAll()
 114     {
 115         return get_object_vars($this->savant);
 116     }
 117 }