From d7de7bb70a4e74e7f771160857ce78e5d74860be Mon Sep 17 00:00:00 2001
From: Michael <heluecht@pirati.ca>
Date: Wed, 24 May 2017 06:29:47 +0000
Subject: [PATCH] Optimized priorities for the automated expiring of items

---
 include/cron.php     |  9 +++++++--
 include/items.php    | 16 ++++++++++------
 include/notifier.php | 19 +++++++++++++++----
 3 files changed, 32 insertions(+), 12 deletions(-)

diff --git a/include/cron.php b/include/cron.php
index bac9c8a3d8..9b3a5e16c1 100644
--- a/include/cron.php
+++ b/include/cron.php
@@ -195,7 +195,7 @@ function cron_poll_contacts($argc, $argv) {
 				$contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 			}
 
-			if ($contact['priority'] AND !$force) {
+			if (($contact['priority'] >= 0) AND !$force) {
 				$update = false;
 
 				$t = $contact['last-update'];
@@ -225,11 +225,16 @@ function cron_poll_contacts($argc, $argv) {
 						}
 						break;
 					case 1:
-					default:
 						if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 hour")) {
 							$update = true;
 						}
 						break;
+					case 0:
+					default:
+						if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 15 minute")) {
+							$update = true;
+						}
+						break;
 				}
 				if (!$update) {
 					continue;
diff --git a/include/items.php b/include/items.php
index c36b842b4b..f6027e56ba 100644
--- a/include/items.php
+++ b/include/items.php
@@ -2076,7 +2076,7 @@ function item_expire($uid, $days, $network = "", $force = false) {
 		drop_item($item['id'], false);
 	}
 
-	proc_run(PRIORITY_HIGH, "include/notifier.php", "expire", $uid);
+	proc_run(PRIORITY_LOW, "include/notifier.php", "expire", $uid);
 
 }
 
@@ -2099,7 +2099,7 @@ function drop_items($items) {
 	// multiple threads may have been deleted, send an expire notification
 
 	if ($uid) {
-		proc_run(PRIORITY_HIGH, "include/notifier.php", "expire", $uid);
+		proc_run(PRIORITY_LOW, "include/notifier.php", "expire", $uid);
 	}
 }
 
@@ -2290,11 +2290,15 @@ function drop_item($id, $interactive = true) {
 			}
 		}
 
-		$drop_id = intval($item['id']);
+		// send the notification upstream/downstream when it is one of our posts
+		// We don't have to do this for foreign posts
+		/// @todo Check if we still can delete foreign comments on our own post
+		if ($item['wall'] OR $item['origin']) {
+			$drop_id = intval($item['id']);
+			$priority = ($interactive ? PRIORITY_HIGH : PRIORITY_LOW);
 
-		// send the notification upstream/downstream as the case may be
-
-		proc_run(PRIORITY_HIGH, "include/notifier.php", "drop", $drop_id);
+			proc_run($priority, "include/notifier.php", "drop", $drop_id);
+		}
 
 		if (! $interactive) {
 			return $owner;
diff --git a/include/notifier.php b/include/notifier.php
index 4f9b34d014..dd0a65089a 100644
--- a/include/notifier.php
+++ b/include/notifier.php
@@ -55,6 +55,17 @@ function notifier_run(&$argv, &$argc){
 		return;
 	}
 
+	// Inherit the priority
+	$queue = dba::select('workerqueue', array('priority'), array('pid' => getmypid()), array('limit' => 1));
+	if (dbm::is_result($queue)) {
+		$priority = $queue['priority'];
+		logger('inherited priority: '.$priority);
+	} else {
+		// Normally this shouldn't happen.
+		$priority = PRIORITY_HIGH;
+		logger('no inherited priority! Something is wrong.');
+	}
+
 	logger('notifier: invoked: ' . print_r($argv,true), LOGGER_DEBUG);
 
 	$cmd = $argv[1];
@@ -348,7 +359,7 @@ function notifier_run(&$argv, &$argc){
 			// a delivery fork. private groups (forum_mode == 2) do not uplink
 
 			if ((intval($parent['forum_mode']) == 1) && (! $top_level) && ($cmd !== 'uplink')) {
-				proc_run(PRIORITY_HIGH,'include/notifier.php','uplink',$item_id);
+				proc_run($priority, 'include/notifier.php', 'uplink', $item_id);
 			}
 
 			$conversants = array();
@@ -487,7 +498,7 @@ function notifier_run(&$argv, &$argc){
 			}
 			logger("Deliver ".$target_item["guid"]." to ".$contact['url']." via network ".$contact['network'], LOGGER_DEBUG);
 
-			proc_run(PRIORITY_HIGH,'include/delivery.php', $cmd, $item_id, $contact['id']);
+			proc_run($priority, 'include/delivery.php', $cmd, $item_id, $contact['id']);
 		}
 	}
 
@@ -552,7 +563,7 @@ function notifier_run(&$argv, &$argc){
 
 				if ((! $mail) && (! $fsuggest) && (! $followup)) {
 					logger('notifier: delivery agent: '.$rr['name'].' '.$rr['id'].' '.$rr['network'].' '.$target_item["guid"]);
-					proc_run(PRIORITY_HIGH,'include/delivery.php',$cmd,$item_id,$rr['id']);
+					proc_run($priority, 'include/delivery.php', $cmd, $item_id, $rr['id']);
 				}
 			}
 		}
@@ -592,7 +603,7 @@ function notifier_run(&$argv, &$argc){
 		}
 
 		// Handling the pubsubhubbub requests
-		proc_run(PRIORITY_HIGH,'include/pubsubpublish.php');
+		proc_run($priority, 'include/pubsubpublish.php');
 	}
 
 	logger('notifier: calling hooks', LOGGER_DEBUG);