fix more php warnings

4 files changed, 15 insertions, 9 deletions

diff --git a/Zotlabs/Lib/Apps.php b/Zotlabs/Lib/Apps.php
index a29992bbc..ad80e1094 100644
--- a/Zotlabs/Lib/Apps.php
+++ b/Zotlabs/Lib/Apps.php
@@ -236,6 +236,7 @@ class Apps {
 			$ret['photo'] = $baseurl . '/' . get_default_profile_photo(80);
 
 		$ret['type'] = 'system';
+		$ret['plugin'] = '';
 
 		foreach($ret as $k => $v) {
 			if(strpos($v,'http') === 0) {
@@ -600,12 +601,12 @@ class Apps {
 			'$edit' => ((local_channel() && $installed && $mode == 'edit') ? t('Edit') : ''),
 			'$delete' => ((local_channel() && $mode == 'edit') ? t('Delete') : ''),
 			'$undelete' => ((local_channel() && $mode == 'edit') ? t('Undelete') : ''),
-			'$settings_url' => ((local_channel() && $installed && $mode == 'list') ? $papp['settings_url'] : ''),
-			'$deleted' => $papp['deleted'],
+			'$settings_url' => ((local_channel() && $installed && $mode == 'list' && isset($papp['settings_url'])) ? $papp['settings_url'] : ''),
+			'$deleted' => $papp['deleted'] ?? false,
 			'$feature' => ((isset($papp['embed']) || $mode == 'edit') ? false : true),
 			'$pin' => ((isset($papp['embed']) || $mode == 'edit') ? false : true),
-			'$featured' => ((strpos($papp['categories'], 'nav_featured_app') === false) ? false : true),
-			'$pinned' => ((strpos($papp['categories'], 'nav_pinned_app') === false) ? false : true),
+			'$featured' => ((isset($papp['categories']) && strpos($papp['categories'], 'nav_featured_app') === false) ? false : true),
+			'$pinned' => ((isset($papp['categories']) && strpos($papp['categories'], 'nav_pinned_app') === false) ? false : true),
 			'$mode' => $mode,
 			'$add' => t('Add to app-tray'),
 			'$remove' => t('Remove from app-tray'),
diff --git a/Zotlabs/Module/Appman.php b/Zotlabs/Module/Appman.php
index d287115d4..2ada83c3e 100644
--- a/Zotlabs/Module/Appman.php
+++ b/Zotlabs/Module/Appman.php
@@ -13,7 +13,7 @@ class Appman extends \Zotlabs\Web\Controller {
 		if(! local_channel())
 			return;
 
-		if($_POST['url']) {
+		if(isset($_POST['url']) && $_POST['url']) {
 			$arr = array(
 				'uid' => intval($_REQUEST['uid']),
 				'url' => escape_tags($_REQUEST['url']),
@@ -50,7 +50,7 @@ class Appman extends \Zotlabs\Web\Controller {
 			return;
 		}
 
-		if($_POST['install']) {
+		if(isset($_POST['install']) && $_POST['install']) {
 			Apps::app_install(local_channel(),$papp);
 			if(Apps::app_installed(local_channel(),$papp))
 				info( t('App installed.') . EOL);
@@ -73,7 +73,7 @@ class Appman extends \Zotlabs\Web\Controller {
 
 		}
 
-		if($_POST['delete']) {
+		if(isset($_POST['deleted']) && $_POST['deleted']) {
 
 			// Fetch the app for sync before it is deleted (if it is deletable))
 			$sync = q("SELECT * FROM app WHERE app_channel = %d AND app_id = '%s' LIMIT 1",
diff --git a/Zotlabs/Module/Cdav.php b/Zotlabs/Module/Cdav.php
index 599552545..6c168b2c9 100644
--- a/Zotlabs/Module/Cdav.php
+++ b/Zotlabs/Module/Cdav.php
@@ -914,6 +914,7 @@ class Cdav extends Controller {
 			head_add_js('/library/fullcalendar/packages/timegrid/main.min.js');
 			head_add_js('/library/fullcalendar/packages/list/main.min.js');
 
+			$o = '';
 			$sources = '';
 			$resource_id = '';
 			$resource = null;
@@ -921,6 +922,8 @@ class Cdav extends Controller {
 			if(argc() == 3)
 				$resource_id = argv(2);
 
+			$categories = '';
+
 			if($resource_id) {
 				$r = q("SELECT event.*, item.author_xchan, item.owner_xchan, item.plink, item.id as item_id FROM event LEFT JOIN item ON event.event_hash = item.resource_id
 					WHERE event.uid = %d AND event.event_hash = '%s' LIMIT 1",
@@ -944,7 +947,6 @@ class Cdav extends Controller {
 					$resource = $r[0];
 
 					$catsenabled = feature_enabled(local_channel(),'categories');
-					$categories = '';
 					if($catsenabled){
 						if($r[0]['term']) {
 							$cats = get_terms_oftype($r[0]['term'], TERM_CATEGORY);
diff --git a/Zotlabs/Widget/Cdav.php b/Zotlabs/Widget/Cdav.php
index f84f5cb04..3a86f0d25 100644
--- a/Zotlabs/Widget/Cdav.php
+++ b/Zotlabs/Widget/Cdav.php
@@ -38,7 +38,7 @@ class Cdav {
 				intval($channel['channel_id'])
 			);
 
-			$sharee_options .= '<option value="">' . t('Select Channel') . '</option>' . "\r\n";
+			$sharee_options = '<option value="">' . t('Select Channel') . '</option>' . "\r\n";
 			foreach($local_channels as $local_channel) {
 				$sharee_options .= '<option value="' . $local_channel['channel_hash'] . '">' . $local_channel['channel_name'] . '</option>' . "\r\n";
 			}
@@ -46,6 +46,9 @@ class Cdav {
 			$access_options = '<option value="3">' . t('Read-write') . '</option>' . "\r\n";
 			$access_options .= '<option value="2">' . t('Read-only') . '</option>' . "\r\n";
 
+			$shared_calendars = [];
+			$my_calendars = [];
+
 			//list calendars
 			foreach($sabrecals as $sabrecal) {
 				if($sabrecal['share-access'] == 1)