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   1  <?php  
   2  
   3  /**
   4   * Projax
   5   *
   6   * An open source set of php helper classes for prototype and script.aculo.us.
   7   *
   8   * @package        Projax
   9   * @author        Vikas Patial
  10   * @copyright    Copyright (c) 2006, ngcoders.
  11   * @license        http://www.gnu.org/copyleft/gpl.html 
  12   * @link        http://www.ngcoders.com
  13   * @since        Version 0.2
  14   * @filesource
  15   */
  16  
  17  class JavaScript {
  18      
  19  	function button_to_function($name,$function=null)
  20      {
  21          return '<input type="button" value="'.$name.'" onclick="'.$function.'" />';
  22          
  23      }
  24      
  25  
  26  	function escape($javascript)
  27      {
  28          $javascript=addslashes($javascript);
  29          $javascript=str_replace(array("\r\n","\n","\r"),array("\n"),$javascript);
  30          return $javascript;
  31          
  32      }
  33      
  34      
  35  	function tag($content)
  36      {
  37          return '<script type="text/javascript">'.$content.'</script>';
  38      }
  39      
  40          
  41  	function link_to_function($name,$function,$html_options=null)
  42      {
  43          return '<a href="'.((isset($html_options['href']))?$html_options['href']:'#').'" onclick="'.((isset($html_options['onclick']))?$html_options['onclick'].';':'').$function.'; return false;" />'.$name.'</a>';
  44      }
  45          
  46      /////////////////////////////////////////////////////////////////////////////////////
  47      //                             Private functions 
  48      /////////////////////////////////////////////////////////////////////////////////////
  49      
  50  	function _array_or_string_for_javascript($option)
  51      {
  52          $return_val='';
  53          if(is_array($option))
  54          {
  55              foreach ($option as $value) {
  56                  if(!empty($return_val))$ret_val.=', ';
  57                  $return_val.=$value;
  58              }
  59              return '['.$return_val.']';
  60          } 
  61              return "'$option'";    
  62      }
  63      
  64      
  65  	function _options_for_javascript($options)
  66      {
  67          $return_val='';
  68          
  69          if (is_array($options)) {
  70              
  71          foreach ($options as $var=>$val)
  72          {
  73              if (!empty($return_val)) $return_val.=', ';
  74              $return_val.="$var:$val";
  75          }
  76          }        
  77          return '{'.$return_val.'}';
  78      }
  79  }
  80  
  81  
  82  ?>