]> git.mxchange.org Git - quix0rs-gnu-social.git/blobdiff - lib/facebookutil.php
Fix help text for getvaliddaemons.php
[quix0rs-gnu-social.git] / lib / facebookutil.php
index 8454590d6c3c36c69e5cbec644e927bd90862304..85077c254ae1dbee2f50b846f07e342d1d264326 100644 (file)
@@ -1,7 +1,7 @@
 <?php
 /*
  * Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, Controlez-Vous, Inc.
+ * Copyright (C) 2008, 2009, Control Yourself, Inc.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
@@ -25,25 +25,23 @@ define("FACEBOOK_SERVICE", 2); // Facebook is foreign_service ID 2
 define("FACEBOOK_NOTICE_PREFIX", 1);
 define("FACEBOOK_PROMPTED_UPDATE_PREF", 2);
 
-// Gets all the notices from users with a Facebook link since a given ID
-function getFacebookNotices($since)
-{
-    $qry = 'SELECT notice.* ' .
-        'FROM notice ' .
-        'JOIN foreign_link ' .
-        'WHERE notice.profile_id = foreign_link.user_id ' .
-        'AND foreign_link.service = 2 ' . 
-        'ORDER BY notice.created DESC';
-
-    // XXX: What should the limit be?
-    return Notice::getStreamDirect($qry, 0, 100, 0, 0, null, $since);
-}
-
 function getFacebook()
 {
+    static $facebook = null;
+
     $apikey = common_config('facebook', 'apikey');
     $secret = common_config('facebook', 'secret');
-    return new Facebook($apikey, $secret);
+
+    if ($facebook === null) {
+        $facebook = new Facebook($apikey, $secret);
+    }
+
+    if (!$facebook) {
+        common_log(LOG_ERR, 'Could not make new Facebook client obj!',
+            __FILE__);
+    }
+
+    return $facebook;
 }
 
 function updateProfileBox($facebook, $flink, $notice) {
@@ -51,3 +49,212 @@ function updateProfileBox($facebook, $flink, $notice) {
     $fbaction->updateProfileBox($notice);
 }
 
+function isFacebookBound($notice, $flink) {
+
+    if (empty($flink)) {
+        return false;
+    }
+
+    // If the user does not want to broadcast to Facebook, move along
+    if (!($flink->noticesync & FOREIGN_NOTICE_SEND == FOREIGN_NOTICE_SEND)) {
+        common_log(LOG_INFO, "Skipping notice $notice->id " .
+            'because user has FOREIGN_NOTICE_SEND bit off.');
+        return false;
+    }
+
+    $success = false;
+
+    // If it's not a reply, or if the user WANTS to send @-replies...
+    if (!preg_match('/@[a-zA-Z0-9_]{1,15}\b/u', $notice->content) ||
+        ($flink->noticesync & FOREIGN_NOTICE_SEND_REPLY)) {
+
+        $success = true;
+
+        // The two condition below are deal breakers:
+
+        // Avoid a loop
+        if ($notice->source == 'Facebook') {
+            common_log(LOG_INFO, "Skipping notice $notice->id because its " .
+                'source is Facebook.');
+            $success = false;
+        }
+
+        $facebook = getFacebook();
+        $fbuid = $flink->foreign_id;
+
+        try {
+
+            // Check to see if the user has given the FB app status update perms
+            $result = $facebook->api_client->
+                users_hasAppPermission('publish_stream', $fbuid);
+
+            if ($result != 1) {
+                $result = $facebook->api_client->
+                    users_hasAppPermission('status_update', $fbuid);
+            }
+            if ($result != 1) {
+                $user = $flink->getUser();
+                $msg = "Not sending notice $notice->id to Facebook " .
+                    "because user $user->nickname hasn't given the " .
+                    'Facebook app \'status_update\' or \'publish_stream\' permission.';
+                common_debug($msg);
+                $success = false;
+            }
+
+        } catch(FacebookRestClientException $e){
+            common_log(LOG_ERR, $e->getMessage());
+            $success = false;
+        }
+
+    }
+
+    return $success;
+
+}
+
+function facebookBroadcastNotice($notice)
+{
+    $facebook = getFacebook();
+    $flink = Foreign_link::getByUserID($notice->profile_id, FACEBOOK_SERVICE);
+
+    if (isFacebookBound($notice, $flink)) {
+
+        $status = null;
+        $fbuid = $flink->foreign_id;
+
+        $user = $flink->getUser();
+
+        // Get the status 'verb' (prefix) the user has set
+
+        try {
+            $prefix = $facebook->api_client->
+                data_getUserPreference(FACEBOOK_NOTICE_PREFIX, $fbuid);
+
+            $status = "$prefix $notice->content";
+
+        } catch(FacebookRestClientException $e) {
+            common_log(LOG_WARNING, $e->getMessage());
+            common_log(LOG_WARNING,
+                'Unable to get the status verb setting from Facebook ' .
+                "for $user->nickname (user id: $user->id).");
+        }
+
+        // Okay, we're good to go, update the FB status
+
+        try {
+            $result = $facebook->api_client->
+                users_hasAppPermission('publish_stream', $fbuid);
+            if($result == 1){
+                // authorized to use the stream api, so use it
+                $fbattachment = null;
+                $attachments = $notice->attachments();
+                if($attachments){
+                    $fbattachment=array();
+                    $fbattachment['media']=array();
+                    //facebook only supports one attachment per item
+                    $attachment = $attachments[0];
+                    $fbmedia=array();
+                    if(strncmp($attachment->mimetype,'image/',strlen('image/'))==0){
+                        $fbmedia['type']='image';
+                        $fbmedia['src']=$attachment->url;
+                        $fbmedia['href']=$attachment->url;
+                        $fbattachment['media'][]=$fbmedia;
+/* Video doesn't seem to work. The notice never makes it to facebook, and no error is reported.
+                    }else if(strncmp($attachment->mimetype,'video/',strlen('image/'))==0 || $attachment->mimetype="application/ogg"){
+                        $fbmedia['type']='video';
+                        $fbmedia['video_src']=$attachment->url;
+                        // http://wiki.developers.facebook.com/index.php/Attachment_%28Streams%29
+                        // says that preview_img is required... but we have no value to put in it
+                        // $fbmedia['preview_img']=$attachment->url;
+                        if($attachment->title){
+                            $fbmedia['video_title']=$attachment->title;
+                        }
+                        $fbmedia['video_type']=$attachment->mimetype;
+                        $fbattachment['media'][]=$fbmedia;
+*/
+                    }else if($attachment->mimetype=='audio/mpeg'){
+                        $fbmedia['type']='mp3';
+                        $fbmedia['src']=$attachment->url;
+                        $fbattachment['media'][]=$fbmedia;
+                    }else if($attachment->mimetype=='application/x-shockwave-flash'){
+                        $fbmedia['type']='flash';
+                        // http://wiki.developers.facebook.com/index.php/Attachment_%28Streams%29
+                        // says that imgsrc is required... but we have no value to put in it
+                        // $fbmedia['imgsrc']='';
+                        $fbmedia['swfsrc']=$attachment->url;
+                        $fbattachment['media'][]=$fbmedia;
+                    }else{
+                        $fbattachment['name']=($attachment->title?$attachment->title:$attachment->url);
+                        $fbattachment['href']=$attachment->url;
+                    }
+                }
+                $facebook->api_client->stream_publish($status, $fbattachment, null, null, $fbuid);
+            }else{
+                $facebook->api_client->users_setStatus($status, $fbuid, false, true);
+            }
+        } catch(FacebookRestClientException $e) {
+            common_log(LOG_ERR, $e->getMessage());
+            common_log(LOG_ERR,
+                'Unable to update Facebook status for ' .
+                "$user->nickname (user id: $user->id)!");
+
+            $code = $e->getCode();
+
+            if ($code >= 200) {
+
+                // 200 The application does not have permission to operate on the passed in uid parameter.
+                // 250 Updating status requires the extended permission status_update or publish_stream.
+                // see: http://wiki.developers.facebook.com/index.php/Users.setStatus#Example_Return_XML
+
+                remove_facebook_app($flink);
+            }
+
+        }
+
+        // Now try to update the profile box
+
+        try {
+            updateProfileBox($facebook, $flink, $notice);
+        } catch(FacebookRestClientException $e) {
+            common_log(LOG_WARNING, $e->getMessage());
+            common_log(LOG_WARNING,
+                'Unable to update Facebook profile box for ' .
+                "$user->nickname (user id: $user->id).");
+        }
+
+    }
+
+    return true;
+}
+
+function remove_facebook_app($flink)
+{
+
+    $user = $flink->getUser();
+
+    common_log(LOG_INFO, 'Removing Facebook App Foreign link for ' .
+        "user $user->nickname (user id: $user->id).");
+
+    $result = $flink->delete();
+
+    if (empty($result)) {
+        common_log(LOG_ERR, 'Could not remove Facebook App ' .
+            "Foreign_link for $user->nickname (user id: $user->id)!");
+        common_log_db_error($flink, 'DELETE', __FILE__);
+    }
+
+    // Notify the user that we are removing their FB app access
+
+    $result = mail_facebook_app_removed($user);
+
+    if (!$result) {
+
+        $msg = 'Unable to send email to notify ' .
+            "$user->nickname (user id: $user->id) " .
+            'that their Facebook app link was ' .
+            'removed!';
+
+        common_log(LOG_WARNING, $msg);
+    }
+
+}