include/friendica_smarty.php

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