From 68fc2a220e81589d86af0233b533b6b713545a24 Mon Sep 17 00:00:00 2001
From: friendica <info@friendica.com>
Date: Wed, 19 Mar 2014 19:53:14 -0700
Subject: prune_hub_reinstalls() and add cron weekly as a side effect

---
 include/hubloc.php | 32 ++++++++++++++++++++++++++++++++
 include/poller.php | 17 +++++++++++++++++
 2 files changed, 49 insertions(+)
 create mode 100644 include/hubloc.php

(limited to 'include')

diff --git a/include/hubloc.php b/include/hubloc.php
new file mode 100644
index 000000000..b6f0c8c57
--- /dev/null
+++ b/include/hubloc.php
@@ -0,0 +1,32 @@
+<?php /** @file */
+
+
+
+function prune_hub_reinstalls() {
+
+	$r = q("select site_url from site where true");
+	if($r) {
+		foreach($r as $rr) {
+			$x = q("select count(*) as t, hubloc_sitekey, max(hubloc_connected) as c from hubloc where hubloc_url = '%s' group by hubloc_sitekey order by c",
+				dbesc($rr['site_url'])
+			);
+
+			// see if this url has more than one sitekey, indicating it has been re-installed.
+
+			if(count($x) > 1) {
+				
+				$d1 = datetime_convert('UTC','UTC',$x[0]['c']);
+				$d2 = datetime_convert('UTC','UTC','now - 3 days');
+
+				// allow some slop period, say 3 days - just in case this is a glitch or transient occurrence
+
+				if($d1 < $d2) {
+					logger('prune_hub_reinstalls: removing dead hublocs at ' . $rr['site_url']);
+					$y = q("delete from hubloc where hubloc_sitekey = '%s'",
+						dbesc($x[0]['hubloc_sitekey'])
+					);
+				}
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/include/poller.php b/include/poller.php
index 423ee46c1..bae39dd2e 100644
--- a/include/poller.php
+++ b/include/poller.php
@@ -105,6 +105,23 @@ function poller_run($argv, $argc){
 
 	if($d2 != intval($d1)) {
 
+		$d3 = intval(datetime_convert('UTC','UTC','now','N'));
+		if($d3 == 7) {
+		
+			/**
+			 * Cron Weekly
+			 * 
+			 * Actions in the following block are executed once per day only on Sunday (once per week).
+			 *
+			 */
+
+			require_once('include/hubloc.php');
+			prune_hub_reinstalls();
+
+
+		}
+
+
 		// expire any read notifications over a month old
 
 		q("delete from notify where seen = 1 and date < UTC_TIMESTAMP() - INTERVAL 30 DAY");
-- 
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