From 25e93288ba63dd65285dab68935b05b4e077aff5 Mon Sep 17 00:00:00 2001
From: Evan Prodromou <evan@prodromou.name>
Date: Fri, 4 Jul 2008 20:22:07 -0400
Subject: a little more error-checking in the queuedaemon

darcs-hash:20080705002207-84dde-c5bc4da7dbca8a32ea4126badb772e99bd4f8bf1.gz
---
 lib/jabber.php  | 10 +++++++++-
 lib/util.php    | 18 ++++++++++--------
 queuedaemon.php | 12 ++++++++++--
 3 files changed, 29 insertions(+), 11 deletions(-)

diff --git a/lib/jabber.php b/lib/jabber.php
index 9bccc6fe4..8f8d6a4d8 100644
--- a/lib/jabber.php
+++ b/lib/jabber.php
@@ -132,10 +132,18 @@ function jabber_broadcast_notice($notice) {
 		while ($sub->fetch()) {
 			$user = User::staticGet($sub->subscriber);
 			if ($user && $user->jabber && $user->jabbernotify) {
-				jabber_send_message($user->jabber, $msg);
+				common_log(LOG_INFO, 
+						   'Sending notice ' . $notice->id . ' to ' . $user->jabber,
+						   __FILE__);
+				$success = jabber_send_message($user->jabber, $msg);
+				if (!$success) {
+					# XXX: Not sure, but I think that's the right thing to do
+					return false;
+				}
 			}
 		}
 	}
+	return true;
 }
 
 function jabber_format_notice(&$profile, &$notice) {
diff --git a/lib/util.php b/lib/util.php
index 8beaa77d3..6aff62786 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -810,9 +810,9 @@ function common_redirect($url, $code=307) {
 function common_broadcast_notice($notice, $remote=false) {
 	if (common_config('queue', 'enabled')) {
 		# Do it later!
-		common_enqueue_notice($notice);
+		return common_enqueue_notice($notice);
 	} else {
-		common_real_broadcast($notice, $remote);
+		return common_real_broadcast($notice, $remote);
 	}
 }
 
@@ -827,24 +827,26 @@ function common_enqueue_notice($notice) {
 	if ($result === FALSE) {
 	    $last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
 	    common_log(LOG_ERROR, 'DB error inserting queue item: ' . $last_error->message);
-	    return;
+	    return false;
 	}
 	common_log(LOG_INFO, 'complete queueing notice ID = ' . $notice->id);
 	return $result;
 }
 	  
 function common_real_broadcast($notice, $remote=false) {
-	// XXX: optionally use a queue system like http://code.google.com/p/microapps/wiki/NQDQ
+	$success = true;
 	if (!$remote) {
 		# Make sure we have the OMB stuff
 		require_once(INSTALLDIR.'/lib/omb.php');
-		omb_broadcast_remote_subscribers($notice);
+		$success = omb_broadcast_remote_subscribers($notice);
+	}
+	if ($success) {
+		require_once(INSTALLDIR.'/lib/jabber.php');
+		$success = jabber_broadcast_notice($notice);
 	}
-	require_once(INSTALLDIR.'/lib/jabber.php');
-	jabber_broadcast_notice($notice);
 	// XXX: broadcast notices to SMS
 	// XXX: broadcast notices to other IM
-	return true;
+	return $success;
 }
 
 function common_broadcast_profile($profile) {
diff --git a/queuedaemon.php b/queuedaemon.php
index 91cfff0bf..8da69b9da 100755
--- a/queuedaemon.php
+++ b/queuedaemon.php
@@ -96,7 +96,15 @@ do {
 		if ($notice) {
 			qd_log(LOG_INFO, 'broadcasting notice ID = ' . $notice->id);
 			# XXX: what to do if broadcast fails?
-			common_real_broadcast($notice, qd_is_remote($notice));
+			$result = common_real_broadcast($notice, qd_is_remote($notice));
+			if (!$result) {
+				qd_log(LOG_WARNING, 'Failed broadcast for notice ID = ' . $notice->id);
+				$orig = $qi;
+				$qi->claimed = NULL;
+				$qi->update($orig);
+				qd_log(LOG_WARNING, 'Abandoned claim for notice ID = ' . $notice->id);
+				continue;
+			}
 			qd_log(LOG_INFO, 'finished broadcasting notice ID = ' . $notice->id);
 			$notice = NULL;
 		} else {
@@ -105,7 +113,7 @@ do {
 		$qi->delete();
 		$qi = NULL;
 	} else {
-		# qd_clear_old_claims();
+		qd_clear_old_claims();
 		# In busy times, sleep less
 		$sleeptime = 30000000/($in_a_row+1);
 		qd_log(LOG_INFO, 'sleeping ' . $sleeptime . ' microseconds');
-- 
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