php8: fix some undefined variables

(cherry picked from commit ed64eba13adf55e564d127e1640409fccca00fd3)

5 files changed, 26 insertions, 24 deletions

diff --git a/Zotlabs/Lib/Libzot.php b/Zotlabs/Lib/Libzot.php
index 6aa49c5a7..db35dfb70 100644
--- a/Zotlabs/Lib/Libzot.php
+++ b/Zotlabs/Lib/Libzot.php
@@ -299,7 +299,6 @@ class Libzot {
 		}
 
 		$record = Zotfinger::exec($url, $channel);
-
 		// Check the HTTP signature
 
 		$hsig = $record['signature'];
diff --git a/Zotlabs/Module/Network.php b/Zotlabs/Module/Network.php
index ee6ff3619..a21095940 100644
--- a/Zotlabs/Module/Network.php
+++ b/Zotlabs/Module/Network.php
@@ -457,6 +457,8 @@ class Network extends \Zotlabs\Web\Controller {
 		if($update && $_SESSION['loadtime'])
 			$simple_update = " AND (( item_unseen = 1 AND item.changed > '" . datetime_convert('UTC','UTC',$_SESSION['loadtime']) . "' )  OR item.changed > '" . datetime_convert('UTC','UTC',$_SESSION['loadtime']) . "' ) ";
 
+		$items = [];
+
 		if($nouveau && $load) {
 			// "New Item View" - show all items unthreaded in reverse created date order
 			$items = q("SELECT item.*, item.id AS item_id, created FROM item
diff --git a/Zotlabs/Widget/Activity_filter.php b/Zotlabs/Widget/Activity_filter.php
index 9200811b4..b7a69752e 100644
--- a/Zotlabs/Widget/Activity_filter.php
+++ b/Zotlabs/Widget/Activity_filter.php
@@ -12,10 +12,14 @@ class Activity_filter {
 		if(! local_channel())
 			return '';
 
-		$cmd = \App::$cmd;
-		$filter_active = false;
-
-		$tabs = [];
+		$filter_active  = '';
+		$dm_active      = '';
+		$events_active  = '';
+		$polls_active   = '';
+		$starred_active = '';
+		$conv_active    = '';
+		$tabs           = [];
+		$cmd            = \App::$cmd;
 
 		if(x($_GET,'dm')) {
 			$dm_active = (($_GET['dm'] == 1) ? 'active' : '');
diff --git a/include/conversation.php b/include/conversation.php
index f3e5fafa7..04aa1ef5a 100644
--- a/include/conversation.php
+++ b/include/conversation.php
@@ -1313,6 +1313,7 @@ function hz_status_editor($a, $x, $popup = false) {
 	if($c && $c['channel_moved'])
 		return $o;
 
+	$webpage   = ((x($x,'webpage')) ? $x['webpage'] : '');
 	$plaintext = true;
 
 	$feature_nocomment = feature_enabled($x['profile_uid'], 'disable_comments');
@@ -1366,8 +1367,6 @@ function hz_status_editor($a, $x, $popup = false) {
 	else
 		$id_select = '';
 
-	$webpage = ((x($x,'webpage')) ? $x['webpage'] : '');
-
 	$reset = ((x($x,'reset')) ? $x['reset'] : '');
 
 	$feature_auto_save_draft = ((feature_enabled($x['profile_uid'], 'auto_save_draft')) ? "true" : "false");
diff --git a/include/items.php b/include/items.php
index 3a59aaedb..8b22a7b4c 100644
--- a/include/items.php
+++ b/include/items.php
@@ -4488,18 +4488,23 @@ function zot_feed($uid, $observer_hash, $arr) {
 
 function items_fetch($arr,$channel = null,$observer_hash = null,$client_mode = CLIENT_MODE_NORMAL,$module = 'network') {
 
-	$result = array('success' => false);
-
-	$sql_extra = '';
-	$sql_nets = '';
+	$result      = ['success' => false];
+	$sql_extra   = '';
+	$sql_nets    = '';
 	$sql_options = '';
-	$sql_extra2 = '';
-	$sql_extra3 = '';
-	$def_acl = '';
-
-	$item_uids = ' true ';
+	$sql_extra2  = '';
+	$sql_extra3  = '';
+	$def_acl     = '';
+	$item_uids   = ' true ';
 	$item_normal = item_normal();
 
+	if (! (isset($arr['include_follow']) && intval($arr['include_follow']))) {
+		$item_normal .= sprintf(" and not verb in ('%s', '%s') ",
+			dbesc(ACTIVITY_FOLLOW),
+			dbesc(ACTIVITY_UNFOLLOW)
+		);
+	}
+
 	if($arr['uid']) {
 		$uid = $arr['uid'];
 	}
@@ -4510,13 +4515,6 @@ function items_fetch($arr,$channel = null,$observer_hash = null,$client_mode = C
 		$item_uids = " item.uid = " . intval($uid) . " ";
 	}
 
-	if (! (isset($arr['include_follow']) && intval($arr['include_follow']))) {
-		$sql_options .= sprintf(" and not verb in ('%s', '%s') ",
-			dbesc(ACTIVITY_FOLLOW),
-			dbesc(ACTIVITY_UNFOLLOW)
-		);
-	}
-
 	if($arr['star'])
 		$sql_options .= " and item_starred = 1 ";
 
@@ -4584,7 +4582,7 @@ function items_fetch($arr,$channel = null,$observer_hash = null,$client_mode = C
 	}
 
 	if($channel && intval($arr['compat']) === 1) {
-		$sql_extra = " AND author_xchan = '" . $channel['channel_hash'] . "' and item_private = 0 $sql_options $item_normal ";
+		$sql_extra = " AND author_xchan = '" . $channel['channel_hash'] . "' and item_private = 0 $item_normal ";
 	}
 
 	if ($arr['datequery']) {