suppress creating the directory update record for profile updates which are part of the normal import_xchan sequence - otherwise we get two for every change. Create it normally if we are called with a profile_update message and don't go through the whole import_xchan thing.

boot.php

@@ -1120,7 +1120,7 @@ function x($s,$k = NULL) {
 
 
 function system_unavailable() {
-	include('system_unavailable.php');
+	include('include/system_unavailable.php');
 	system_down();
 	killme();
 }

include/config.php

@@ -24,6 +24,15 @@ function load_config($family) {
 	if(! array_key_exists('config_loaded',$a->config[$family])) {
 
 		$r = q("SELECT * FROM config WHERE cat = '%s'", dbesc($family));
+
+		// This is often one of the earliest database calls in the life of the page.
+		// If the DB was successfully opened, but we can't read from it, 
+		// we must assume catastrophic failure of the DB. Report the system down.
+
+		if($r === false) {
+			system_unavailable();
+		}
+
 		if($r !== false) {
 			if($r) {
 				foreach($r as $rr) {

include/zot.php

@@ -688,7 +688,7 @@ function import_xchan($arr,$ud_flags = 1) {
 
 	if($dirmode != DIRECTORY_MODE_NORMAL) {
 		if(array_key_exists('profile',$arr) && is_array($arr['profile'])) {
-			$profile_changed = import_directory_profile($xchan_hash,$arr['profile'],$arr['address'],$ud_flags);
+			$profile_changed = import_directory_profile($xchan_hash,$arr['profile'],$arr['address'],$ud_flags, 1);
 			if($profile_changed) {
 				$what .= 'profile ';
 				$changed = true;
@@ -1376,7 +1376,7 @@ function process_profile_delivery($sender,$arr,$deliveries) {
 			dbesc($sender['hash'])
 	);
 	if($r)
-		import_directory_profile($sender['hash'],$arr,$r[0]['xchan_addr'], 1);
+		import_directory_profile($sender['hash'],$arr,$r[0]['xchan_addr'], 1, 0);
 }
 
 
@@ -1387,7 +1387,7 @@ function process_profile_delivery($sender,$arr,$deliveries) {
  *
  */
 
-function import_directory_profile($hash,$profile,$addr,$ud_flags = 1) {
+function import_directory_profile($hash,$profile,$addr,$ud_flags = 1, $suppress_update = 0) {
 
 	logger('import_directory_profile', LOGGER_DEBUG);
 	if(! $hash)
@@ -1493,7 +1493,7 @@ function import_directory_profile($hash,$profile,$addr,$ud_flags = 1) {
 	$d = array('xprof' => $arr, 'profile' => $profile, 'update' => $update);
 	call_hooks('import_directory_profile', $d);
 
-	if($d['update'])
+	if(($d['update']) && (! $suppress_update))
 		update_modtime($arr['xprof_hash'],random_string() . '@' . get_app()->get_hostname(), $addr, $ud_flags);
 	return $d['update'];
 }

js/main.js

@@ -119,6 +119,7 @@
 	var next_page = 1;
 	var page_load = true;
 	var loadingPage = false;
+	var pageHasMoreContent = true;
 
 	$(function() {
 		$.ajaxSetup({cache: false});
@@ -984,7 +985,7 @@ $(window).scroll(function () {
 		}
 	
 		if($(window).scrollTop() + $(window).height() == $(document).height()) {
-			if(! loadingPage) {
+			if((pageHasMoreContent) && (! loadingPage)) {
 				$('#more').hide();
 				$('#no-more').hide();
 				//			alert('scroll');

mod/admin.php

@@ -751,12 +751,16 @@ function admin_page_plugins(&$a){
 		} 
 		
 		$admin_form="";
+
 		if (is_array($a->plugins_admin) && in_array($plugin, $a->plugins_admin)){
 			@require_once("addon/$plugin/$plugin.php");
-			$func = $plugin.'_plugin_admin';
+			if(function_exists($plugin.'_plugin_admin')) {
-			$func($a, $admin_form);
+				$func = $plugin.'_plugin_admin';
+				$func($a, $admin_form);
+			}
 		}
-		
+
+
 		$t = get_markup_template("admin_plugins_details.tpl");
 		return replace_macros($t, array(
 			'$title' => t('Administration'),

version.inc

@@ -1 +1 @@
-2013-09-24.446
+2013-09-25.447