library/ESign/Viewer.php

   1 <?php
   2 namespace ESign;
   3
   4 /**
   5  * Enables echoing and stringifying objects that implement the
   6  * ViewableIF interface.
   7  *
   8  * Copyright (C) 2013 OEMR 501c3 www.oemr.org
   9  *
  10  * LICENSE: This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License
  12  * as published by the Free Software Foundation; either version 3
  13  * of the License, or (at your option) any later version.
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU General Public License for more details.
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program. If not, see <http://opensource.org/licenses/gpl-license.php>;.
  20  *
  21  * @package OpenEMR
  22  * @author  Ken Chapple <ken@mi-squared.com>
  23  * @author  Medical Information Integration, LLC
  24  * @link    http://www.open-emr.org
  25  **/
  26
  27 require_once $GLOBALS['srcdir'].'/ESign/Abstract/Model.php';
  28 require_once $GLOBALS['srcdir'].'/ESign/ViewableIF.php';
  29
  30 class Viewer extends Abstract_Model
  31 {
  32     public function __construct( array $args = null )
  33     {
  34         parent::__construct( $args );
  35
  36         // Force the args key => value pairs to be set as properties on the viewer objet
  37         $this->pushArgs( true );
  38     }
  39
  40     protected function setAttributes( array $attributes )
  41     {
  42         foreach ( $attributes as $key => $value ) {
  43             $this->{$key} = $value;
  44         }
  45     }
  46
  47     public function render( ViewableIF $viewable, array $attributes = null )
  48     {
  49         if ( $attributes ) {
  50             $this->setAttributes( $attributes );
  51         }
  52         include $viewable->getViewScript();
  53     }
  54
  55     public function getHtml( ViewableIF $viewable, array $attributes = null )
  56     {
  57         ob_start();
  58         $this->render( $viewable, $attributes );
  59         $buffer = ob_get_clean();
  60         return $buffer;
  61     }
  62 }