diff options
| -rw-r--r-- | plugins/Facebook/facebookutil.php | 302 |
1 files changed, 238 insertions, 64 deletions
diff --git a/plugins/Facebook/facebookutil.php b/plugins/Facebook/facebookutil.php index 045891649..e52a3deae 100644 --- a/plugins/Facebook/facebookutil.php +++ b/plugins/Facebook/facebookutil.php @@ -81,114 +81,288 @@ function isFacebookBound($notice, $flink) { function facebookBroadcastNotice($notice) { $facebook = getFacebook(); - $flink = Foreign_link::getByUserID($notice->profile_id, FACEBOOK_SERVICE); + $flink = Foreign_link::getByUserID( + $notice->profile_id, + FACEBOOK_SERVICE + ); if (isFacebookBound($notice, $flink)) { // Okay, we're good to go, update the FB status - $status = null; $fbuid = $flink->foreign_id; $user = $flink->getUser(); - $attachments = $notice->attachments(); try { - // Get the status 'verb' (prefix) the user has set + // Check permissions - // XXX: Does this call count against our per user FB request limit? - // If so we should consider storing verb elsewhere or not storing + common_debug( + 'FacebookPlugin - checking for publish_stream permission for user ' + . "$user->nickname ($user->id), Facebook UID: $fbuid" + ); - $prefix = trim($facebook->api_client->data_getUserPreference(FACEBOOK_NOTICE_PREFIX, - $fbuid)); + // NOTE: $facebook->api_client->users_hasAppPermission('publish_stream', $fbuid) + // has been returning bogus results, so we're using FQL to check for + // publish_stream permission now - $status = "$prefix $notice->content"; + $fql = "SELECT publish_stream FROM permissions WHERE uid = $fbuid"; + $result = $facebook->api_client->fql_query($fql); - common_debug("FacebookPlugin - checking for publish_stream permission for user $user->id"); + $canPublish = 0; - $can_publish = $facebook->api_client->users_hasAppPermission('publish_stream', - $fbuid); + if (!empty($result)) { + $canPublish = $result[0]['publish_stream']; + } - common_debug("FacebookPlugin - checking for status_update permission for user $user->id"); + if ($canPublish == 1) { + common_debug( + "FacebookPlugin - $user->nickname ($user->id), Facebook UID: $fbuid " + . 'has publish_stream permission.' + ); + } else { + common_debug( + "FacebookPlugin - $user->nickname ($user->id), Facebook UID: $fbuid " + . 'does NOT have publish_stream permission. Facebook ' + . 'returned: ' . var_export($result, true) + ); + } - $can_update = $facebook->api_client->users_hasAppPermission('status_update', - $fbuid); - if (!empty($attachments) && $can_publish == 1) { - $fbattachment = format_attachments($attachments); - $facebook->api_client->stream_publish($status, $fbattachment, - null, null, $fbuid); - common_log(LOG_INFO, - "FacebookPlugin - Posted notice $notice->id w/attachment " . - "to Facebook user's stream (fbuid = $fbuid)."); - } elseif ($can_update == 1 || $can_publish == 1) { - $facebook->api_client->users_setStatus($status, $fbuid, false, true); - common_log(LOG_INFO, - "FacebookPlugin - Posted notice $notice->id to Facebook " . - "as a status update (fbuid = $fbuid)."); + common_debug( + 'FacebookPlugin - checking for status_update permission for user ' + . "$user->nickname ($user->id), Facebook UID: $fbuid. " + ); + + $canUpdate = $facebook->api_client->users_hasAppPermission( + 'status_update', + $fbuid + ); + + if ($canUpdate == 1) { + common_debug( + "FacebookPlugin - $user->nickname ($user->id), Facebook UID: $fbuid " + . 'has status_update permission.' + ); + } else { + common_debug( + "FacebookPlugin - $user->nickname ($user->id), Facebook UID: $fbuid " + .'does NOT have status_update permission. Facebook ' + . 'returned: ' . var_export($can_publish, true) + ); + } + + // Post to Facebook + + if ($notice->hasAttachments() && $canPublish == 1) { + publishStream($notice, $user, $fbuid); + } elseif ($canUpdate == 1 || $canPublish == 1) { + statusUpdate($notice, $user, $fbuid); } else { $msg = "FacebookPlugin - Not sending notice $notice->id to Facebook " . - "because user $user->nickname hasn't given the " . + "because user $user->nickname has not given the " . 'Facebook app \'status_update\' or \'publish_stream\' permission.'; common_log(LOG_WARNING, $msg); } // Finally, attempt to update the user's profile box - if ($can_publish == 1 || $can_update == 1) { - updateProfileBox($facebook, $flink, $notice); + if ($canPublish == 1 || $canUpdate == 1) { + updateProfileBox($facebook, $flink, $notice, $user); } } catch (FacebookRestClientException $e) { + return handleFacebookError($e, $notice, $flink); + } + } - $code = $e->getCode(); + return true; +} + +function handleFacebookError($e, $notice, $flink) +{ + $fbuid = $flink->foreign_id; + $user = $flink->getUser(); + $code = $e->getCode(); + $errmsg = $e->getMessage(); + + // XXX: Check for any others? + switch($code) { + case 100: // Invalid parameter + $msg = "FacebookPlugin - Facebook claims notice %d was posted with an invalid parameter (error code 100):" + . "\"%s\" (Notice details: nickname=%s, user ID=%d, Facebook ID=%d, notice content=\"%s\"). " + . "Removing notice from the Facebook queue for safety."; + common_log( + LOG_ERROR, sprintf( + $msg, + $notice->id, + $errmsg, + $user->nickname, + $user->id, + $fbuid, + $notice->content + ) + ); + return true; + break; + case 200: // Permissions error + case 250: // Updating status requires the extended permission status_update + remove_facebook_app($flink); + return true; // dequeue + break; + case 341: // Feed action request limit reached + $msg = "FacebookPlugin - User %s (User ID=%d, Facebook ID=%d) has exceeded " + . "his/her limit for posting notices to Facebook today. Dequeuing " + . "notice %d."; + common_log( + LOG_INFO, sprintf( + $msg, + $user->nickname, + $user->id, + $fbuid, + $notice->id + ) + ); + // @fixme: We want to rety at a later time when the throttling has expired + // instead of just giving up. + return true; + break; + default: + $msg = "FacebookPlugin - Facebook returned an error we don't know how to deal with while trying to " + . "post notice %d. Error code: %d, error message: \"%s\". (Notice details: " + . "nickname=%s, user ID=%d, Facebook ID=%d, notice content=\"%s\"). Re-queueing " + . "notice, and will try to send again later."; + common_log( + LOG_ERROR, sprintf( + $msg, + $notice->id, + $code, + $errmsg, + $user->nickname, + $user->id, + $fbuid, + $notice->content + ) + ); + // Re-queue and try again later + return false; + break; + } +} - $msg = "FacebookPlugin - Facebook returned error code $code: " . - $e->getMessage() . ' - ' . - "Unable to update Facebook status (notice $notice->id) " . - "for $user->nickname (user id: $user->id)!"; +function statusUpdate($notice, $user, $fbuid) +{ + common_debug( + "FacebookPlugin - Attempting to post notice $notice->id " + . "as a status update for $user->nickname ($user->id), " + . "Facebook UID: $fbuid" + ); - common_log(LOG_WARNING, $msg); + $text = formatNotice($notice, $user, $fbuid); - if ($code == 100 || $code == 200 || $code == 250) { + $facebook = getFacebook(); + $result = $facebook->api_client->users_setStatus( + $text, + $fbuid, + false, + true + ); + + common_debug('Facebook returned: ' . var_export($result, true)); + + common_log( + LOG_INFO, + "FacebookPlugin - Posted notice $notice->id as a status " + . "update for $user->nickname ($user->id), " + . "Facebook UID: $fbuid" + ); +} - // 100 The account is 'inactive' (probably - this is not well documented) - // 200 The application does not have permission to operate on the passed in uid parameter. - // 250 Updating status requires the extended permission status_update or publish_stream. - // see: http://wiki.developers.facebook.com/index.php/Users.setStatus#Example_Return_XML +function publishStream($notice, $user, $fbuid) +{ + common_debug( + "FacebookPlugin - Attempting to post notice $notice->id " + . "as stream item with attachment for $user->nickname ($user->id), " + . "Facebook UID: $fbuid" + ); - remove_facebook_app($flink); + $text = formatNotice($notice, $user, $fbuid); + $fbattachment = format_attachments($notice->attachments()); - } else if ($code == 341) { - // 341 Feed action request limit reached - Unable to update Facebook status - // Reposting immediately probably won't work, so drop the message for now. :( + $facebook = getFacebook(); + $facebook->api_client->stream_publish( + $text, + $fbattachment, + null, + null, + $fbuid + ); + + common_debug('Facebook returned: ' . var_export($result, true)); + + common_log( + LOG_INFO, + "FacebookPlugin - Posted notice $notice->id as a stream " + . "item with attachment for $user->nickname ($user->id), " + . "Facebook UID: $fbuid" + ); +} - common_log(LOG_ERR, "Facebook rate limit hit: dropping notice $notice->id"); - return true; - } else { - // Try sending again later. - // - // @fixme at the moment, returning false here could lead to an infinite loop - // if the error condition isn't actually transitory. - // - // Temporarily throwing an exception to kill the process so it'll hit our - // retry limits. - throw new Exception("Facebook error $code on notice $notice->id"); +function formatNotice($notice, $user, $fbuid) +{ + // Get the status 'verb' the user has set, if any - return false; - } + common_debug( + "FacebookPlugin - Looking to see if $user->nickname ($user->id), " + . "Facebook UID: $fbuid has set a verb for Facebook posting..." + ); - } + $facebook = getFacebook(); + $verb = trim( + $facebook->api_client->data_getUserPreference( + FACEBOOK_NOTICE_PREFIX, + $fbuid + ) + ); + + common_debug("Facebook returned " . var_export($verb, true)); + + $text = null; + + if (!empty($verb)) { + common_debug("FacebookPlugin - found a verb: $verb"); + $text = trim($verb) . ' ' . $notice->content; + } else { + common_debug("FacebookPlugin - no verb found."); + $text = $notice->content; } - return true; - + return $text; } -function updateProfileBox($facebook, $flink, $notice) { - $fbaction = new FacebookAction($output = 'php://output', - $indent = null, $facebook, $flink); +function updateProfileBox($facebook, $flink, $notice, $user) { + + $facebook = getFacebook(); + $fbaction = new FacebookAction( + $output = 'php://output', + $indent = null, + $facebook, + $flink + ); + + common_debug( + 'FacebookPlugin - Attempting to update profile box with ' + . "content from notice $notice->id for $user->nickname ($user->id)" + . "Facebook UID: $fbuid" + ); + $fbaction->updateProfileBox($notice); + + common_debug( + 'FacebookPlugin - finished updating profile box for ' + . "$user->nickname ($user->id) Facebook UID: $fbuid" + ); + } function format_attachments($attachments) |