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     const PLUGIN_VERSION = '2.0.0';
  14
  15     function onEndFindMentions(Profile $sender, $text, &$mentions)
  16     {
  17         $matches = array();
  18
  19         preg_match_all('/(?:^|\s+)@([A-Za-z0-9_:\-\.\/%]+)\b/',
  20                        $text,
  21                        $atmatches,
  22                        PREG_OFFSET_CAPTURE);
  23
  24         foreach ($atmatches[1] as $match) {
  25             $url = $match[0];
  26             if(!common_valid_http_url($url)) { $url = 'http://' . $url; }
  27             if(common_valid_http_url($url)) {
  28                 $mentioned = Mention_url_profile::fromUrl($url);
  29                 $text = mb_strlen($mentioned->nickname) <= mb_strlen($match[0]) ? $mentioned->nickname : $match[0];
  30             }
  31
  32             if($mentioned instanceof Profile) {
  33                 $matches[$match[1]] = array('mentioned' => array($mentioned),
  34                                             'type' => 'mention',
  35                                             'text' => $text,
  36                                             'position' => $match[1],
  37                                             'length' => mb_strlen($match[0]),
  38                                             'url' => $mentioned->profileurl);
  39             }
  40         }
  41
  42         foreach ($mentions as $i => $other) {
  43             // If we share a common prefix with a local user, override it!
  44             $pos = $other['position'];
  45             if (isset($matches[$pos])) {
  46                 $mentions[$i] = $matches[$pos];
  47                 unset($matches[$pos]);
  48             }
  49         }
  50         foreach ($matches as $mention) {
  51             $mentions[] = $mention;
  52         }
  53
  54         return true;
  55     }
  56
  57     public function onStartGetProfileFromURI($uri, &$profile)
  58     {
  59         $mention_profile = Mention_url_profile::getKV('profileurl', $uri);
  60         if($mention_profile instanceof Mention_url_profile) {
  61             $profile = $mention_profile->getProfile();
  62             return !($profile instanceof Profile);
  63         }
  64
  65         return true;
  66     }
  67
  68     public function onCheckSchema()
  69     {
  70         $schema = Schema::get();
  71         $schema->ensureTable('mention_url_profile', Mention_url_profile::schemaDef());
  72         return true;
  73     }
  74
  75     public function onPluginVersion(array &$versions)
  76     {
  77         $versions[] = array('name' => 'MentionURL',
  78                             'version' => self::PLUGIN_VERSION,
  79                             'author' => 'Stephen Paul Weber',
  80                             'homepage' => 'http://gnu.io/',
  81                             'description' =>
  82                             // TRANS: Plugin description.
  83                             _m('Plugin to allow mentioning arbitrary URLs.'));
  84         return true;
  85     }
  86 }