src/Wallabag/Wallabag/FlattrItem.php

   1 <?php
   2 /**
   3  * wallabag, self hostable application allowing you to not miss any content anymore
   4  *
   5  * @category   wallabag
   6  * @author     Nicolas Lœuillet <nicolas@loeuillet.org>
   7  * @copyright  2013
   8  * @license    http://opensource.org/licenses/MIT see COPYING file
   9  */
  10
  11 namespace Wallabag\Wallabag;
  12
  13 class FlattrItem
  14 {
  15     public $status;
  16     public $urlToFlattr;
  17     public $flattrItemURL;
  18     public $numFlattrs;
  19
  20     public function checkItem($urlToFlattr, $id)
  21     {
  22         $this->_cacheFlattrFile($urlToFlattr, $id);
  23         $flattrResponse = file_get_contents(CACHE . "/flattr/".$id.".cache");
  24         if($flattrResponse != FALSE) {
  25             $result = json_decode($flattrResponse);
  26             if (isset($result->message)) {
  27                 if ($result->message == "flattrable") {
  28                     $this->status = FLATTRABLE;
  29                 }
  30             }
  31             elseif (is_object($result) && $result->link) {
  32                 $this->status = FLATTRED;
  33                 $this->flattrItemURL = $result->link;
  34                 $this->numFlattrs = $result->flattrs;
  35             }
  36             else {
  37                 $this->status = NOT_FLATTRABLE;
  38             }
  39         }
  40         else {
  41             $this->status = "FLATTR_ERR_CONNECTION";
  42         }
  43     }
  44
  45     private function _cacheFlattrFile($urlToFlattr, $id)
  46     {
  47         if (!is_dir(CACHE . '/flattr')) {
  48             mkdir(CACHE . '/flattr', 0777);
  49         }
  50
  51         // if a cache flattr file for this url already exists and it's been less than one day than it have been updated, see in /cache
  52         if ((!file_exists(CACHE . "/flattr/".$id.".cache")) || (time() - filemtime(CACHE . "/flattr/".$id.".cache") > 86400)) {
  53             $askForFlattr = Tools::getFile(FLATTR_API . $urlToFlattr);
  54             $flattrCacheFile = fopen(CACHE . "/flattr/".$id.".cache", 'w+');
  55             fwrite($flattrCacheFile, $askForFlattr);
  56             fclose($flattrCacheFile);
  57         }
  58     }
  59 }