libraries/Template.class.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * hold PMA\Template class
   5  *
   6  * @package PMA
   7  */
   8
   9 namespace PMA;
  10
  11 if (! defined('PHPMYADMIN')) {
  12     exit;
  13 }
  14
  15 /**
  16  * Class Template
  17  *
  18  * Handle front end templating
  19  *
  20  * @package PMA
  21  */
  22 class Template
  23 {
  24
  25     protected $name = null;
  26
  27     const BASE_PATH = 'templates/';
  28
  29     /**
  30      * Template constructor
  31      *
  32      * @param string $name Template name
  33      */
  34     protected function __construct($name)
  35     {
  36         $this->name = $name;
  37     }
  38
  39     /**
  40      * Template getter
  41      *
  42      * @param string $name Template name
  43      *
  44      * @return Template
  45      */
  46     public static function get($name)
  47     {
  48         return new Template($name);
  49     }
  50
  51     /**
  52      * Remove whitespaces between tags and innerHTML
  53      *
  54      * @param string $content HTML to perform the trim method
  55      *
  56      * @return string
  57      */
  58     public static function trim($content)
  59     {
  60         $regexp = '/(<[^\/][^>]+>)\s+|\s+(<\/)/';
  61
  62         return preg_replace($regexp, "$1$2", $content);
  63     }
  64
  65     /**
  66      * Render template
  67      *
  68      * @param array $data Variables to provides for template
  69      * @param bool  $trim Trim content
  70      *
  71      * @return string
  72      */
  73     public function render($data = array(), $trim = true)
  74     {
  75         $template = static::BASE_PATH . $this->name . '.phtml';
  76         try {
  77             extract($data);
  78             ob_start();
  79             if (file_exists($template)) {
  80                 include $template;
  81             } else {
  82                 throw new \LogicException(
  83                     'The template "' . $template . '" not found.'
  84                 );
  85             }
  86             if ($trim) {
  87                 $content = Template::trim(ob_get_clean());
  88             } else {
  89                 $content = ob_get_clean();
  90             }
  91
  92             return $content;
  93         } catch (\LogicException $e) {
  94             ob_end_clean();
  95             throw new \LogicException($e->getMessage());
  96         }
  97     }
  98 }