]> git.mxchange.org Git - friendica-addons.git/commitdiff
Merge pull request #172 from annando/master
authortobiasd <tobias.diekershoff@gmx.net>
Wed, 1 Jan 2014 09:28:18 +0000 (01:28 -0800)
committertobiasd <tobias.diekershoff@gmx.net>
Wed, 1 Jan 2014 09:28:18 +0000 (01:28 -0800)
Unique contacts, bugfix in fbpost and better handling of avatars and cached data in privacy_image_cache

fbpost/fbpost.php
fbsync/fbsync.php
privacy_image_cache/privacy_image_cache.php
twitter/twitter.php

index 092d5f70407b1ea1ddd9c58e19cc367e32682b00..48865f04e830c368fab94d053b38a58b8861c98a 100644 (file)
@@ -293,8 +293,8 @@ function fbpost_content(&$a) {
 function fbpost_plugin_settings(&$a,&$b) {
 
        $b .= '<div class="settings-block">';
-       $b .= '<h3>' . t('Facebook Post Settings') . '</h3>';
-       $b .= '<a href="fbpost">' . t('Facebook Post Settings') . '</a><br />';
+       //$b .= '<h3>' . t('Facebook Post Settings') . '</h3>';
+       $b .= '<a href="fbpost"><h3>' . t('Facebook Post Settings') . '</a></h3>';
        $b .= '</div>';
 
 }
@@ -765,6 +765,10 @@ function fbpost_post_hook(&$a,&$b) {
                                        }
                                        else {
                                                if(! $likes) {
+                                                       $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `self`", intval($b['uid']));
+                                                       if (count($r))
+                                                               $a->contact = $r[0]["id"];
+
                                                        $s = serialize(array('url' => $url, 'item' => $b['id'], 'post' => $postvars));
                                                        require_once('include/queue_fn.php');
                                                        add_to_queue($a->contact,NETWORK_FACEBOOK,$s);
@@ -867,14 +871,17 @@ function fbpost_queue_hook(&$a,&$b) {
                if($x['network'] !== NETWORK_FACEBOOK)
                        continue;
 
-               logger('facebook_queue: run');
+               logger('fbpost_queue_hook: run');
 
                $r = q("SELECT `user`.* FROM `user` LEFT JOIN `contact` on `contact`.`uid` = `user`.`uid` 
                        WHERE `contact`.`self` = 1 AND `contact`.`id` = %d LIMIT 1",
                        intval($x['cid'])
                );
-               if(! count($r))
+               if(! count($r)) {
+                       logger('fbpost_queue_hook: no user found for entry '.print_r($x, true));
+                       update_queue_time($x['id']);
                        continue;
+               }
 
                $user = $r[0];
 
@@ -908,7 +915,13 @@ function fbpost_queue_hook(&$a,&$b) {
                                        logger('fbpost_queue_hook: failed: ' . $j);
                                        update_queue_time($x['id']);
                                }
+                       } else {
+                               logger('fbpost_queue_hook: No fb_post or fb_token.');
+                               update_queue_time($x['id']);
                        }
+               } else {
+                       logger('fbpost_queue_hook: No appid or secret.');
+                       update_queue_time($x['id']);
                }
        }
 }
index 32f62a4a487903baceab9d45b9cf0ded7c84f269..561cabadffcd20fc584dad1ff0a90db9a218b705 100644 (file)
@@ -200,6 +200,7 @@ function fbsync_createpost($a, $uid, $self, $contacts, $applications, $post, $cr
        $postarray['wall'] = 0;
 
        $postarray['verb'] = ACTIVITY_POST;
+       $postarray['network'] =  dbesc(NETWORK_FACEBOOK);
 
        $postarray['uri'] = "fb::".$post->post_id;
        $postarray['thr-parent'] = $postarray['uri'];
@@ -414,6 +415,7 @@ function fbsync_createcomment($a, $uid, $self_id, $self, $user, $contacts, $appl
        $postarray['wall'] = 0;
 
        $postarray['verb'] = ACTIVITY_POST;
+       $postarray['network'] =  dbesc(NETWORK_FACEBOOK);
 
        $postarray['uri'] = "fb::".$comment->id;
        $postarray['thr-parent'] = $parent_uri;
@@ -548,13 +550,13 @@ function fbsync_createlike($a, $uid, $self_id, $self, $contacts, $like) {
        $likedata = array();
         $likedata['parent'] = $orig_post['id'];
         $likedata['verb'] = ACTIVITY_LIKE;
+       $likedate['network'] =  dbesc(NETWORK_FACEBOOK);
         $likedata['gravity'] = 3;
         $likedata['uid'] = $uid;
         $likedata['wall'] = 0;
         $likedata['uri'] = item_new_uri($a->get_baseurl(), $uid);
         $likedata['parent-uri'] = $orig_post["uri"];
         $likedata['app'] = "Facebook";
-        $likedata['verb'] = ACTIVITY_LIKE;
 
        if ($like->user_id != $self_id) {
                $likedata['contact-id'] = $contact_id;
@@ -598,6 +600,24 @@ function fbsync_createlike($a, $uid, $self_id, $self, $contacts, $like) {
 
 function fbsync_fetch_contact($uid, $contact, $create_user) {
 
+       // Check if the unique contact is existing
+       // To-Do: only update once a while
+       $r = q("SELECT id FROM unique_contacts WHERE url='%s' LIMIT 1",
+               dbesc(normalise_link($contact->url)));
+
+       if (count($r) == 0)
+               q("INSERT INTO unique_contacts (url, name, nick, avatar) VALUES ('%s', '%s', '%s', '%s')",
+                       dbesc(normalise_link($contact->url)),
+                        dbesc($contact->name),
+                        dbesc($contact->username),
+                       dbesc($contact->pic_square));
+       else
+               q("UPDATE unique_contacts SET name = '%s', nick = '%s', avatar = '%s' WHERE url = '%s'",
+                        dbesc($contact->name),
+                        dbesc($contact->username),
+                       dbesc($contact->pic_square),
+                       dbesc(normalise_link($contact->url)));
+
         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
                 intval($uid), dbesc("facebook::".$contact->id));
 
@@ -834,7 +854,7 @@ function fbsync_fetchfeed($a, $uid) {
 
        require_once('include/items.php');
 
-       if ($last_updated == "")
+       //if ($last_updated == "")
                $last_updated = 0;
 
        logger("fbsync_fetchfeed: fetching content for user ".$self_id);
index b0909e814e6791e2a32aea5b8873ce9af778a2e8..6122b9ed75b339a1511227dfd75721f7bf36a1b1 100644 (file)
@@ -34,6 +34,13 @@ function privacy_image_cache_module() {}
 function privacy_image_cache_init() {
        global $a, $_SERVER;
 
+       // The code needs to be reworked, it is too complicated
+       //
+       // it is doing the following:
+       // 1. If a folder "privacy_image_cache" exists and is writeable, then use this for caching
+       // 2. If a cache path is defined, use this
+       // 3. If everything else failed, cache into the database
+
        if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])) {
                header('HTTP/1.1 304 Not Modified');
                header("Last-Modified: " . gmdate("D, d M Y H:i:s", time()) . " GMT");
@@ -55,6 +62,14 @@ function privacy_image_cache_init() {
 
        $thumb = false;
 
+       // If the cache path isn't there, try to create it
+       if (!is_dir($_SERVER["DOCUMENT_ROOT"]."/privacy_image_cache"))
+               if (is_writable($_SERVER["DOCUMENT_ROOT"]))
+                       mkdir($_SERVER["DOCUMENT_ROOT"]."/privacy_image_cache");
+
+       // Checking if caching into a folder in the webroot is activated and working
+       $direct_cache = (is_dir($_SERVER["DOCUMENT_ROOT"]."/privacy_image_cache") AND is_writable($_SERVER["DOCUMENT_ROOT"]."/privacy_image_cache"));
+
        // Look for filename in the arguments
        if (isset($a->argv[1]) OR isset($a->argv[2]) OR isset($a->argv[3])) {
                if (isset($a->argv[3]))
@@ -77,50 +92,53 @@ function privacy_image_cache_init() {
                $thumb = (isset($a->argv[3]) and ($a->argv[3] == "thumb"));
        }
 
-       $urlhash = 'pic:' . sha1($_REQUEST['url']);
-       // Double encoded url - happens with Diaspora
-       $urlhash2 = 'pic:' . sha1(urldecode($_REQUEST['url']));
-
-       $cachefile = get_cachefile(hash("md5", $_REQUEST['url']));
-       if ($cachefile != '') {
-               if (file_exists($cachefile)) {
-                       $img_str = file_get_contents($cachefile);
-                       $mime = image_type_to_mime_type(exif_imagetype($cachefile));
-
-                       header("Content-type: $mime");
-                       header("Last-Modified: " . gmdate("D, d M Y H:i:s", time()) . " GMT");
-                       header('Etag: "'.md5($img_str).'"');
-                       header("Expires: " . gmdate("D, d M Y H:i:s", time() + (31536000)) . " GMT");
-                       header("Cache-Control: max-age=31536000");
-
-                       // reduce quality - if it isn't a GIF
-                       if ($mime != "image/gif") {
-                               $img = new Photo($img_str, $mime);
-                               if($img->is_valid())
-                                       $img_str = $img->imageString();
+       if (!$direct_cache) {
+               $urlhash = 'pic:' . sha1($_REQUEST['url']);
+               // Double encoded url - happens with Diaspora
+               $urlhash2 = 'pic:' . sha1(urldecode($_REQUEST['url']));
+
+               $cachefile = get_cachefile(hash("md5", $_REQUEST['url']));
+               if ($cachefile != '') {
+                       if (file_exists($cachefile)) {
+                               $img_str = file_get_contents($cachefile);
+                               $mime = image_type_to_mime_type(exif_imagetype($cachefile));
+
+                               header("Content-type: $mime");
+                               header("Last-Modified: " . gmdate("D, d M Y H:i:s", time()) . " GMT");
+                               header('Etag: "'.md5($img_str).'"');
+                               header("Expires: " . gmdate("D, d M Y H:i:s", time() + (31536000)) . " GMT");
+                               header("Cache-Control: max-age=31536000");
+
+                               // reduce quality - if it isn't a GIF
+                               if ($mime != "image/gif") {
+                                       $img = new Photo($img_str, $mime);
+                                       if($img->is_valid()) {
+                                               $img_str = $img->imageString();
+                                       }
+                               }
+
+                               echo $img_str;
+                               killme();
                        }
-
-                       echo $img_str;
-
-                       if (is_dir($_SERVER["DOCUMENT_ROOT"]."/privacy_image_cache"))
-                               file_put_contents($_SERVER["DOCUMENT_ROOT"]."/privacy_image_cache/".privacy_image_cache_cachename($_REQUEST['url'], true), $img_str);
-
-                       killme();
                }
-       }
+       } else
+               $cachefile = "";
 
        $valid = true;
 
-       $r = q("SELECT * FROM `photo` WHERE `resource-id` in ('%s', '%s') LIMIT 1", $urlhash, $urlhash2);
-       if (count($r)) {
-               $img_str = $r[0]['data'];
-               $mime = $r[0]["desc"];
-               if ($mime == "") $mime = "image/jpeg";
+       if (!$direct_cache AND ($cachefile == "")) {
+               $r = q("SELECT * FROM `photo` WHERE `resource-id` in ('%s', '%s') LIMIT 1", $urlhash, $urlhash2);
+               if (count($r)) {
+                       $img_str = $r[0]['data'];
+                       $mime = $r[0]["desc"];
+                       if ($mime == "") $mime = "image/jpeg";
+               }
+       } else
+               $r = array();
 
-       } else {
+       if (!count($r)) {
                // It shouldn't happen but it does - spaces in URL
                $_REQUEST['url'] = str_replace(" ", "+", $_REQUEST['url']);
-
                $redirects = 0;
                $img_str = fetch_url($_REQUEST['url'],true, $redirects, 10);
 
@@ -140,7 +158,7 @@ function privacy_image_cache_init() {
                                $img->scaleImage(10);
                                $img_str = $img->imageString();
                        }
-               } else if ($mime != "image/jpeg") {
+               } else if (($mime != "image/jpeg") AND !$direct_cache AND ($cachefile == "")) {
                        $image = @imagecreatefromstring($img_str);
 
                        if($image === FALSE) die();
@@ -165,25 +183,31 @@ function privacy_image_cache_init() {
                } else {
                        $img = new Photo($img_str, $mime);
                        if($img->is_valid()) {
-                               $img->store(0, 0, $urlhash, $_REQUEST['url'], '', 100);
-                               if ($thumb)
+                               if (!$direct_cache AND ($cachefile == ""))
+                                       $img->store(0, 0, $urlhash, $_REQUEST['url'], '', 100);
+
+                               if ($thumb) {
                                        $img->scaleImage(200); // Test
-                               $img_str = $img->imageString();
+                                       $img_str = $img->imageString();
+                               }
                        }
                        //$mime = "image/jpeg";
                }
        }
+
        // reduce quality - if it isn't a GIF
        if ($mime != "image/gif") {
                $img = new Photo($img_str, $mime);
-               if($img->is_valid())
+               if($img->is_valid()) {
+                       $img->scaleImage(1024); // Test
                        $img_str = $img->imageString();
+               }
        }
 
        // If there is a real existing directory then put the cache file there
        // advantage: real file access is really fast
        // Otherwise write in cachefile
-       if ($valid AND is_dir($_SERVER["DOCUMENT_ROOT"]."/privacy_image_cache"))
+       if ($valid AND $direct_cache)
                file_put_contents($_SERVER["DOCUMENT_ROOT"]."/privacy_image_cache/".privacy_image_cache_cachename($_REQUEST['url'], true), $img_str);
        elseif ($cachefile != '')
                file_put_contents($cachefile, $img_str);
@@ -306,13 +330,12 @@ function privacy_image_cache_display_item_hook(&$a, &$o) {
     if (isset($o["output"])) {
         if (isset($o["output"]["thumb"]) && !privacy_image_cache_is_local_image($o["output"]["thumb"]))
             $o["output"]["thumb"] = $a->get_baseurl() . "/privacy_image_cache/".privacy_image_cache_cachename($o["output"]["thumb"]);
-            //$o["output"]["thumb"] = $a->get_baseurl() . "/privacy_image_cache/?url=" . escape_tags(addslashes(rawurlencode($o["output"]["thumb"])));
         if (isset($o["output"]["author-avatar"]) && !privacy_image_cache_is_local_image($o["output"]["author-avatar"]))
             $o["output"]["author-avatar"] = $a->get_baseurl() . "/privacy_image_cache/".privacy_image_cache_cachename($o["output"]["author-avatar"]);
-            //$o["output"]["author-avatar"] = $a->get_baseurl() . "/privacy_image_cache/?url=" . escape_tags(addslashes(rawurlencode($o["output"]["author-avatar"])));
         if (isset($o["output"]["owner-avatar"]) && !privacy_image_cache_is_local_image($o["output"]["owner-avatar"]))
             $o["output"]["owner-avatar"] = $a->get_baseurl() . "/privacy_image_cache/".privacy_image_cache_cachename($o["output"]["owner-avatar"]);
-            //$o["output"]["owner-avatar"] = $a->get_baseurl() . "/privacy_image_cache/?url=" . escape_tags(addslashes(rawurlencode($o["output"]["owner-avatar"])));
+        if (isset($o["output"]["owner_photo"]) && !privacy_image_cache_is_local_image($o["output"]["owner_photo"]))
+            $o["output"]["owner_photo"] = $a->get_baseurl() . "/privacy_image_cache/".privacy_image_cache_cachename($o["output"]["owner_photo"]);
     }
 }
 
index 7364547af160bad92e276242007682d4038c4493..0043a3a9bd989de8ec90b2f63af130a1097f4944 100755 (executable)
@@ -169,6 +169,7 @@ function twitter_settings_post ($a,$post) {
                del_pconfig(local_user(), 'twitter', 'intelligent_shortening');
                del_pconfig(local_user(), 'twitter', 'import');
                del_pconfig(local_user(), 'twitter', 'create_user');
+               del_pconfig(local_user(), 'twitter', 'own_id');
        } else {
        if (isset($_POST['twitter-pin'])) {
                //  if the user supplied us with a PIN from Twitter, let the magic of OAuth happen
@@ -632,8 +633,12 @@ function twitter_post_hook(&$a,&$b) {
                         $orig_post = $r[0];
                 }
 
-               // To-Do: Ab dem letzten / nehmen
-               $b["body"] = "@".substr($orig_post["author-link"], 20)." ".$b["body"];
+               $nickname = preg_replace("=https?://twitter.com/(.*)=ism", "$1", $orig_post["author-link"]);
+               $nickname = "@[url=".$orig_post["author-link"]."]".$nickname."[/url]";
+
+               logger("twitter_post_hook: comparing ".$nickname." with ".$b["body"], LOGGER_DEBUG);
+               if (strpos($b["body"], $nickname) === false)
+                       $b["body"] = $nickname." ".$b["body"];
 
                logger("twitter_post_hook: parent found ".print_r($orig_post, true), LOGGER_DATA);
        } else {
@@ -680,9 +685,14 @@ function twitter_post_hook(&$a,&$b) {
        if($ckey && $csecret && $otoken && $osecret) {
                logger('twitter: we have customer key and oauth stuff, going to send.', LOGGER_DEBUG);
 
+               // If it's a repeated message from twitter then do a native retweet and exit
+               if (twitter_is_retweet($a, $b['uid'], $b['body']))
+                       return;
+
                require_once('library/twitteroauth.php');
                require_once('include/bbcode.php');
                $tweet = new TwitterOAuth($ckey,$csecret,$otoken,$osecret);
+
                 // in theory max char is 140 but T. uses t.co to make links 
                 // longer so we give them 10 characters extra
                if (!$intelligent_shortening) {
@@ -767,6 +777,7 @@ function twitter_post_hook(&$a,&$b) {
                         $msg = $msgarr["msg"];
                         $image = $msgarr["image"];
                }
+
                // and now tweet it :-)
                if(strlen($msg) and ($image != "")) {
                        $img_str = fetch_url($image);
@@ -792,16 +803,6 @@ function twitter_post_hook(&$a,&$b) {
                        $result = $cb->statuses_updateWithMedia($post);
                        unlink($tempfile);
 
-                       /*
-                       // Old Code
-                       $mime = image_type_to_mime_type(exif_imagetype($tempfile));
-                       unlink($tempfile);
-
-                       $filename = "upload";
-
-                       $result = $tweet->post('statuses/update_with_media', array('media[]' => "{$img_str};type=".$mime.";filename={$filename}" , 'status' => $msg));
-                       */
-
                        logger('twitter_post_with_media send, result: ' . print_r($result, true), LOGGER_DEBUG);
                        if ($result->errors OR $result->error) {
                                logger('Send to Twitter failed: "' . print_r($result->errors, true) . '"');
@@ -1119,6 +1120,24 @@ function twitter_queue_hook(&$a,&$b) {
 
 function twitter_fetch_contact($uid, $contact, $create_user) {
 
+       // Check if the unique contact is existing
+       // To-Do: only update once a while
+        $r = q("SELECT id FROM unique_contacts WHERE url='%s' LIMIT 1",
+                       dbesc(normalise_link("https://twitter.com/".$contact->screen_name)));
+
+       if (count($r) == 0)
+               q("INSERT INTO unique_contacts (url, name, nick, avatar) VALUES ('%s', '%s', '%s', '%s')",
+                       dbesc(normalise_link("https://twitter.com/".$contact->screen_name)),
+                       dbesc($contact->name),
+                       dbesc($contact->screen_name),
+                       dbesc($contact->profile_image_url_https));
+       else
+               q("UPDATE unique_contacts SET name = '%s', nick = '%s', avatar = '%s' WHERE url = '%s'",
+                       dbesc($contact->name),
+                       dbesc($contact->screen_name),
+                       dbesc($contact->profile_image_url_https),
+                       dbesc(normalise_link("https://twitter.com/".$contact->screen_name)));
+
        $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
                intval($uid), dbesc("twitter::".$contact->id_str));
 
@@ -1191,6 +1210,7 @@ function twitter_fetch_contact($uid, $contact, $create_user) {
                        dbesc(datetime_convert()),
                        intval($contact_id)
                );
+
        } else {
                // update profile photos once every two weeks as we have no notification of when they change.
 
@@ -1282,6 +1302,7 @@ function twitter_createpost($a, $uid, $post, $self, $create_user, $only_existing
        $has_picture = false;
 
        $postarray = array();
+       $postarray['network'] = NETWORK_TWITTER;
        $postarray['gravity'] = 0;
        $postarray['uid'] = $uid;
        $postarray['wall'] = 0;
@@ -1425,6 +1446,7 @@ function twitter_createpost($a, $uid, $post, $self, $create_user, $only_existing
                $postarray['body'] = $converted["body"];
                $postarray['tag'] = $converted["tags"];
 
+               twitter_fetch_contact($uid, $post->retweeted_status->user, false);
 
                // Deactivated at the moment, since there are problems with answers to retweets
                if (false AND !intval(get_config('system','wall-to-wall_share'))) {
@@ -1439,6 +1461,10 @@ function twitter_createpost($a, $uid, $post, $self, $create_user, $only_existing
                        $postarray['author-name'] = $post->retweeted_status->user->name;
                        $postarray['author-link'] = "https://twitter.com/".$post->retweeted_status->user->screen_name;
                        $postarray['author-avatar'] = $post->retweeted_status->user->profile_image_url_https;
+                       //if (($post->retweeted_status->user->screen_name != "") AND ($post->retweeted_status->id_str != "")) {
+                       //      $postarray['plink'] = "https://twitter.com/".$post->retweeted_status->user->screen_name."/status/".$post->retweeted_status->id_str;
+                       //      $postarray['uri'] = "twitter::".$post->retweeted_status->id_str;
+                       //}
                }
 
        }
@@ -1757,7 +1783,8 @@ function twitter_siteinfo($url, $dontincludemedia) {
 
        if (sizeof($data["images"]) > 0) {
                $imagedata = $data["images"][0];
-               $text .= '[img='.$imagedata["width"].'x'.$imagedata["height"].']'.$imagedata["src"].'[/img]' . "\n";
+               //$text .= '[img='.$imagedata["width"].'x'.$imagedata["height"].']'.$imagedata["src"].'[/img]' . "\n";
+               $text .= '[img]'.$imagedata["src"].'[/img]'."\n";
        }
 
        if (is_string($data["text"]))
@@ -1789,17 +1816,6 @@ function twitter_convertmsg($a, $body, $no_tags = false, $dontincludemedia) {
                        if ($type == "")
                                $type = $oembed_data->type;
 
-                       // To-Do:
-                       // Twitlonger
-
-//                     if (strstr($expanded_url, "//www.youtube.com/"))
-//                             $body = str_replace($match[2], "\n[youtube]".$expanded_url."[/youtube]\n", $body);
-//                     elseif (strstr($expanded_url, "//player.vimeo.com/"))
-//                             $body = str_replace($match[2], "\n[vimeo]".$expanded_url."[/vimeo]\n", $body);
-//                     elseif (strstr($expanded_url, "//twitpic.com/")) // Test
-//                             $body = str_replace($match[2], "\n[url]".$expanded_url."[/url]\n", $body);
-//                     elseif (strstr($expanded_url, "//instagram.com/"))
-//                             $body = str_replace($match[2], "\n[url]".$expanded_url."[/url]\n", $body);
                        if ($oembed_data->type != "link")
                                $body = str_replace($match[2], "\n[url]".$expanded_url."[/url]\n", $body);
                        else {
@@ -1914,8 +1930,57 @@ function twitter_fetch_own_contact($a, $uid) {
                        intval($uid), dbesc("twitter::".$own_id));
                if(count($r))
                        $contact_id = $r[0]["id"];
+               else
+                       del_pconfig($uid, 'twitter', 'own_id');
+
        }
 
        return($contact_id);
 }
+
+function twitter_is_retweet($a, $uid, $body) {
+       $body = trim($body);
+
+       // Skip if it isn't a pure repeated messages
+       // Does it start with a share?
+       if (strpos($body, "[share") > 0)
+               return(false);
+
+       // Does it end with a share?
+       if (strlen($body) > (strrpos($body, "[/share]") + 8))
+               return(false);
+
+       $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$1",$body);
+       // Skip if there is no shared message in there
+       if ($body == $attributes)
+               return(false);
+
+       $link = "";
+       preg_match("/link='(.*?)'/ism", $attributes, $matches);
+       if ($matches[1] != "")
+               $link = $matches[1];
+
+       preg_match('/link="(.*?)"/ism', $attributes, $matches);
+       if ($matches[1] != "")
+               $link = $matches[1];
+
+       $id = preg_replace("=https?://twitter.com/(.*)/status/(.*)=ism", "$2", $link);
+       if ($id == $link)
+               return(false);
+
+       logger('twitter_is_retweet: Retweeting id '.$id.' for user '.$uid, LOGGER_DEBUG);
+
+       $ckey    = get_config('twitter', 'consumerkey');
+       $csecret = get_config('twitter', 'consumersecret');
+       $otoken  = get_pconfig($uid, 'twitter', 'oauthtoken');
+       $osecret = get_pconfig($uid, 'twitter', 'oauthsecret');
+
+       require_once('library/twitteroauth.php');
+       $connection = new TwitterOAuth($ckey,$csecret,$otoken,$osecret);
+
+       $result = $connection->post('statuses/retweet/'.$id);
+
+       return(!isset($result->errors));
+}
+
 ?>