opmlexport/opmlexport.php

   1 <?php
   2 /**
   3  * Name: OPML Export
   4  * Description: Export user's RSS/Atom contacts as OPML
   5  * Version: 1.0
   6  * Author: Fabio Comuni <https://social.gl-como.it/profile/fabrixxm>
   7  * License: 3-clause BSD license
   8  */
   9
  10 use Friendica\DI;
  11 use Friendica\App;
  12 use Friendica\Core\Hook;
  13 use Friendica\Core\Logger;
  14 use Friendica\Network\HTTPException;
  15 use Friendica\Database\DBA;
  16 use Friendica\Core\Renderer;
  17 use Friendica\Core\Protocol;
  18 use Friendica\Model\Contact;
  19 use Friendica\Model\User;
  20
  21 function opmlexport_install()
  22 {
  23         Hook::register('addon_settings',        __FILE__, 'opmlexport_addon_settings');
  24         Hook::register('addon_settings_post',   __FILE__, 'opmlexport_addon_settings_post');
  25         Logger::notice('installed opmlexport Addon');
  26 }
  27
  28
  29 function opmlexport()
  30 {
  31         $condition = [
  32                 'uid'     => DI::userSession()->getLocalUserId(),
  33                 'self'    => false,
  34                 'deleted' => false,
  35                 'archive' => false,
  36                 'blocked' => false,
  37                 'pending' => false,
  38                 'network' => Protocol::FEED
  39         ];
  40         $data = Contact::selectToArray([], $condition, ['order' => ['name']]);
  41         $user = User::getById(DI::userSession()->getLocalUserId());
  42
  43         $xml = new \DOMDocument( '1.0', 'utf-8' );
  44         $opml = $xml->createElement('opml');
  45         $head = $xml->createElement('head');
  46         $body = $xml->createElement('body');
  47         $outline = $xml->createElement('outline');
  48         $outline->setAttribute('title', $user['username'] . '\'s RSS/Atom contacts');
  49         $outline->setAttribute('text', $user['username'] . '\'s RSS/Atom contacts');
  50
  51         foreach($data as $c) {
  52                 $entry = $xml->createElement('outline');
  53                 $entry->setAttribute('title',  $c['name']);
  54                 $entry->setAttribute('text',   $c['name']);
  55                 $entry->setAttribute('xmlUrl', $c['url']);
  56                 $outline->appendChild($entry);
  57         }
  58
  59         $body->appendChild($outline);
  60         $opml->appendChild($head);
  61         $opml->appendChild($body);
  62         $xml->appendChild($opml);
  63         header('Content-Type: text/x-opml');
  64         header('Content-Disposition: attachment; filename=feeds.opml');
  65         $xml->formatOutput = true;
  66         echo $xml->saveXML();
  67         die();
  68 }
  69
  70
  71 function opmlexport_addon_settings(array &$data)
  72 {
  73         if (!DI::userSession()->getLocalUserId()) {
  74                 return;
  75         }
  76
  77         $data = [
  78                 'addon'  => 'opmlexport',
  79                 'title'  => DI::l10n()->t('OPML Export'),
  80                 'submit' => DI::l10n()->t('Export RSS/Atom contacts'),
  81         ];
  82 }
  83
  84
  85 function opmlexport_addon_settings_post(array &$b)
  86 {
  87         if (!DI::userSession()->getLocalUserId() || empty($_POST['opmlexport-submit'])) {
  88                 return;
  89         }
  90
  91         opmlexport();
  92 }