From 821429fdf13ca1bcd442b389d390287921b65e0b Mon Sep 17 00:00:00 2001
From: Michael <heluecht@pirati.ca>
Date: Tue, 4 Sep 2018 17:48:09 +0000
Subject: [PATCH] Good news, everyone - again somce notices removed

---
 mod/events.php             | 18 ++++++++++--------
 mod/notifications.php      | 11 ++++-------
 mod/unfollow.php           |  2 +-
 src/App.php                |  6 +++++-
 src/Util/HTTPSignature.php |  2 ++
 5 files changed, 22 insertions(+), 17 deletions(-)

diff --git a/mod/events.php b/mod/events.php
index 91474022fc..21cf70d20f 100644
--- a/mod/events.php
+++ b/mod/events.php
@@ -54,11 +54,11 @@ function events_post(App $a) {
 	$cid = (x($_POST, 'cid') ? intval($_POST['cid']) : 0);
 	$uid = local_user();
 
-	$start_text  = escape_tags($_REQUEST['start_text']);
-	$finish_text = escape_tags($_REQUEST['finish_text']);
+	$start_text  = escape_tags(defaults($_REQUEST, 'start_text', ''));
+	$finish_text = escape_tags(defaults($_REQUEST, 'finish_text', ''));
 
-	$adjust   = intval($_POST['adjust']);
-	$nofinish = intval($_POST['nofinish']);
+	$adjust   = intval(defaults($_POST, 'adjust', 0));
+	$nofinish = intval(defaults($_POST, 'nofinish', 0));
 
 	// The default setting for the `private` field in event_store() is false, so mirror that
 	$private_event = false;
@@ -91,9 +91,9 @@ function events_post(App $a) {
 	// and we'll waste a bunch of time responding to it. Time that
 	// could've been spent doing something else.
 
-	$summary  = escape_tags(trim($_POST['summary']));
-	$desc     = escape_tags(trim($_POST['desc']));
-	$location = escape_tags(trim($_POST['location']));
+	$summary  = escape_tags(trim(defaults($_POST, 'summary', '')));
+	$desc     = escape_tags(trim(defaults($_POST, 'desc', '')));
+	$location = escape_tags(trim(defaults($_POST, 'location', '')));
 	$type     = 'event';
 
 	$action = ($event_id == '') ? 'new' : "event/" . $event_id;
@@ -117,7 +117,7 @@ function events_post(App $a) {
 		goaway($onerror_url);
 	}
 
-	$share = (intval($_POST['share']) ? intval($_POST['share']) : 0);
+	$share = intval(defaults($_POST, 'share', 0));
 
 	$c = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `self` LIMIT 1",
 		intval(local_user())
@@ -484,6 +484,8 @@ function events_content(App $a) {
 
 		if ($mode === 'new' || $mode === 'copy') {
 			$acl = ($cid ? '' : ACL::getFullSelectorHTML($a->user, false, $orig_event));
+		} else {
+			$acl = '';
 		}
 
 		// If we copy an old event, we need to remove the ID and URI
diff --git a/mod/notifications.php b/mod/notifications.php
index bc581b6dd3..091323d998 100644
--- a/mod/notifications.php
+++ b/mod/notifications.php
@@ -87,10 +87,11 @@ function notifications_content(App $a)
 	$perpage = 20;
 	$startrec = ($page * $perpage) - $perpage;
 
+	$notif_header = L10n::t('Notifications');
+
 	// Get introductions
 	if ((($a->argc > 1) && ($a->argv[1] == 'intros')) || (($a->argc == 1))) {
 		Nav::setSelected('introductions');
-		$notif_header = L10n::t('Notifications');
 
 		$all = (($a->argc > 2) && ($a->argv[2] == 'all'));
 
@@ -132,12 +133,8 @@ function notifications_content(App $a)
 
 	$notif_tpl = get_markup_template('notifications.tpl');
 
-	if (!isset($notifs['ident'])) {
-		logger('Missing data in notifs: ' . json_encode($a->argv), LOGGER_DEBUG);
-	}
-
 	// Process the data for template creation
-	if ($notifs['ident'] === 'introductions') {
+	if (defaults($notifs, 'ident', '') === 'introductions') {
 		$sugg = get_markup_template('suggestions.tpl');
 		$tpl = get_markup_template("intros.tpl");
 
@@ -280,7 +277,7 @@ function notifications_content(App $a)
 		}
 
 	// Normal notifications (no introductions)
-	} else {
+	} elseif (!empty($notifs['notifications'])) {
 		// The template files we need in different cases for formatting the content
 		$tpl_item_like = 'notifications_likes_item.tpl';
 		$tpl_item_dislike = 'notifications_dislikes_item.tpl';
diff --git a/mod/unfollow.php b/mod/unfollow.php
index 0af16ec671..956b6fbdb7 100644
--- a/mod/unfollow.php
+++ b/mod/unfollow.php
@@ -22,7 +22,7 @@ function unfollow_post()
 		// NOTREACHED
 	}
 
-	if ($_REQUEST['cancel']) {
+	if (!empty($_REQUEST['cancel'])) {
 		goaway($return_url);
 	}
 
diff --git a/src/App.php b/src/App.php
index 2a5fba8541..488c2301b6 100644
--- a/src/App.php
+++ b/src/App.php
@@ -1074,7 +1074,11 @@ class App
 
 		$meminfo = [];
 		foreach ($memdata as $line) {
-			list($key, $val) = explode(':', $line);
+			$data = explode(':', $line);
+			if (count($data) != 2) {
+				continue;
+			}
+			list($key, $val) = $data;
 			$meminfo[$key] = (int) trim(str_replace('kB', '', $val));
 			$meminfo[$key] = (int) ($meminfo[$key] / 1024);
 		}
diff --git a/src/Util/HTTPSignature.php b/src/Util/HTTPSignature.php
index f88b0423c5..911de4308e 100644
--- a/src/Util/HTTPSignature.php
+++ b/src/Util/HTTPSignature.php
@@ -125,6 +125,8 @@ class HTTPSignature
 			$key = $key($sig_block['keyId']);
 		}
 
+		logger('Got keyID ' . $sig_block['keyId']);
+
 		// We don't use Activity Pub at the moment.
 //		if (!$key) {
 //			$result['signer'] = $sig_block['keyId'];