inc/poche/FlattrItem.class.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 class FlattrItem
  12 {
  13     public $status;
  14     public $urlToFlattr;
  15     public $flattrItemURL;
  16     public $numFlattrs;
  17
  18     public function checkItem($urlToFlattr, $id)
  19     {
  20         $this->_cacheFlattrFile($urlToFlattr, $id);
  21         $flattrResponse = file_get_contents(CACHE . "/flattr/".$id.".cache");
  22         if($flattrResponse != FALSE) {
  23             $result = json_decode($flattrResponse);
  24             if (isset($result->message)) {
  25                 if ($result->message == "flattrable") {
  26                     $this->status = FLATTRABLE;
  27                 }
  28             }
  29             elseif (is_object($result) && $result->link) {
  30                 $this->status = FLATTRED;
  31                 $this->flattrItemURL = $result->link;
  32                 $this->numFlattrs = $result->flattrs;
  33             }
  34             else {
  35                 $this->status = NOT_FLATTRABLE;
  36             }
  37         }
  38         else {
  39             $this->status = "FLATTR_ERR_CONNECTION";
  40         }
  41     }
  42
  43     private function _cacheFlattrFile($urlToFlattr, $id)
  44     {
  45         if (!is_dir(CACHE . '/flattr')) {
  46             mkdir(CACHE . '/flattr', 0777);
  47         }
  48
  49         // if a cache flattr file for this url already exists and it's been less than one day than it have been updated, see in /cache
  50         if ((!file_exists(CACHE . "/flattr/".$id.".cache")) || (time() - filemtime(CACHE . "/flattr/".$id.".cache") > 86400)) {
  51             $askForFlattr = Tools::getFile(FLATTR_API . $urlToFlattr);
  52             $flattrCacheFile = fopen(CACHE . "/flattr/".$id.".cache", 'w+');
  53             fwrite($flattrCacheFile, $askForFlattr);
  54             fclose($flattrCacheFile);
  55         }
  56     }
  57 }