plugins/MentionURL/MentionURLPlugin.php

   1 <?php
   2
   3 if (!defined('GNUSOCIAL')) { exit(1); }
   4
   5 require_once __DIR__ . '/lib/util.php';
   6
   7 /*
   8  * This plugin lets you type @twitter.com/singpolyma
   9  * so that you can be specific instead of relying on heuristics.
  10  */
  11 class MentionURLPlugin extends Plugin
  12 {
  13     function onEndFindMentions(Profile $sender, $text, &$mentions)
  14     {
  15         $matches = array();
  16
  17         preg_match_all('/(?:^|\s+)@([A-Za-z0-9_:\-\.\/%]+)\b/',
  18                        $text,
  19                        $atmatches,
  20                        PREG_OFFSET_CAPTURE);
  21
  22         foreach ($atmatches[1] as $match) {
  23             $url = $match[0];
  24             if(!common_valid_http_url($url)) { $url = 'http://' . $url; }
  25             if(common_valid_http_url($url)) {
  26                 $mentioned = Mention_url_profile::fromUrl($url);
  27                 $text = mb_strlen($mentioned->nickname) <= mb_strlen($match[0]) ? $mentioned->nickname : $match[0];
  28             }
  29
  30             if($mentioned instanceof Profile) {
  31                 $matches[$match[1]] = array('mentioned' => array($mentioned),
  32                                             'type' => 'mention',
  33                                             'text' => $text,
  34                                             'position' => $match[1],
  35                                             'length' => mb_strlen($match[0]),
  36                                             'url' => $mentioned->profileurl);
  37             }
  38         }
  39
  40         foreach ($mentions as $i => $other) {
  41             // If we share a common prefix with a local user, override it!
  42             $pos = $other['position'];
  43             if (isset($matches[$pos])) {
  44                 $mentions[$i] = $matches[$pos];
  45                 unset($matches[$pos]);
  46             }
  47         }
  48         foreach ($matches as $mention) {
  49             $mentions[] = $mention;
  50         }
  51
  52         return true;
  53     }
  54
  55     public function onStartGetProfileFromURI($uri, &$profile)
  56     {
  57         $mention_profile = Mention_url_profile::getKV('profileurl', $uri);
  58         if($mention_profile instanceof Mention_url_profile) {
  59             $profile = $mention_profile->getProfile();
  60             return !($profile instanceof Profile);
  61         }
  62
  63         return true;
  64     }
  65
  66     public function onCheckSchema()
  67     {
  68         $schema = Schema::get();
  69         $schema->ensureTable('mention_url_profile', Mention_url_profile::schemaDef());
  70         return true;
  71     }
  72
  73     public function onPluginVersion(array &$versions)
  74     {
  75         $versions[] = array('name' => 'MentionURL',
  76                             'version' => GNUSOCIAL_VERSION,
  77                             'author' => 'Stephen Paul Weber',
  78                             'homepage' => 'http://gnu.io/',
  79                             'description' =>
  80                             // TRANS: Plugin description.
  81                             _m('Plugin to allow mentioning arbitrary URLs.'));
  82         return true;
  83     }
  84 }