include/friendica_smarty.php

   1 <?php
   2
   3 use Friendica\Render\ITemplateEngine;
   4
   5 require_once("library/Smarty/libs/Smarty.class.php");
   6 require_once "include/plugin.php";
   7
   8 define('SMARTY3_TEMPLATE_FOLDER','templates');
   9
  10 class FriendicaSmarty extends Smarty {
  11         public $filename;
  12
  13         function __construct() {
  14                 parent::__construct();
  15
  16                 $a = get_app();
  17                 $theme = current_theme();
  18
  19                 // setTemplateDir can be set to an array, which Smarty will parse in order.
  20                 // The order is thus very important here
  21                 $template_dirs = array('theme' => "view/theme/$theme/".SMARTY3_TEMPLATE_FOLDER."/");
  22                 if ( x($a->theme_info,"extends") )
  23                         $template_dirs = $template_dirs + array('extends' => "view/theme/".$a->theme_info["extends"]."/".SMARTY3_TEMPLATE_FOLDER."/");
  24                 $template_dirs = $template_dirs + array('base' => "view/".SMARTY3_TEMPLATE_FOLDER."/");
  25                 $this->setTemplateDir($template_dirs);
  26
  27                 $this->setCompileDir('view/smarty3/compiled/');
  28                 $this->setConfigDir('view/smarty3/config/');
  29                 $this->setCacheDir('view/smarty3/cache/');
  30
  31                 $this->left_delimiter = $a->get_template_ldelim('smarty3');
  32                 $this->right_delimiter = $a->get_template_rdelim('smarty3');
  33
  34                 // Don't report errors so verbosely
  35                 $this->error_reporting = E_ALL & ~E_NOTICE;
  36         }
  37
  38         function parsed($template = '') {
  39                 if ($template) {
  40                         return $this->fetch('string:' . $template);
  41                 }
  42                 return $this->fetch('file:' . $this->filename);
  43         }
  44
  45
  46 }
  47
  48 class FriendicaSmartyEngine implements ITemplateEngine {
  49         static $name ="smarty3";
  50
  51     public function __construct(){
  52                 if (!is_writable('view/smarty3/')){
  53                         echo "<b>ERROR:</b> folder <tt>view/smarty3/</tt> must be writable by webserver."; killme();
  54                 }
  55         }
  56
  57         // ITemplateEngine interface
  58         public function replaceMacros($s, $r) {
  59                 $template = '';
  60                 if (gettype($s) === 'string') {
  61                         $template = $s;
  62                         $s = new FriendicaSmarty();
  63                 }
  64
  65                 $r['$APP'] = get_app();
  66
  67                 // "middleware": inject variables into templates
  68                 $arr = array(
  69                         "template"=> basename($s->filename),
  70                         "vars" => $r
  71                 );
  72                 call_hooks("template_vars", $arr);
  73                 $r = $arr['vars'];
  74
  75                 foreach ($r as $key=>$value) {
  76                         if ($key[0] === '$') {
  77                                 $key = substr($key, 1);
  78                         }
  79                         $s->assign($key, $value);
  80                 }
  81                 return $s->parsed($template);
  82         }
  83
  84         public function getTemplateFile($file, $root=''){
  85                 $a = get_app();
  86                 $template_file = get_template_file($a, SMARTY3_TEMPLATE_FOLDER.'/'.$file, $root);
  87                 $template = new FriendicaSmarty();
  88                 $template->filename = $template_file;
  89                 return $template;
  90         }
  91 }