Avoid warnings in addons

blockem/blockem.php

@@ -138,6 +138,10 @@ function blockem_prepare_body_content_filter(\Friendica\App $a, &$hook_data)
 }
 
 function blockem_display_item(&$a,&$b) {
+	if (empty($b['output']['body'])) {
+		return;
+	}
+
 	if(strstr($b['output']['body'],'id="blockem-wrap-'))
 		$b['output']['thumb'] = $a->get_baseurl() . "/images/person-80.jpg";
 }
@@ -177,7 +181,7 @@ function blockem_item_photo_menu(&$a,&$b) {
 
 	$blocked = false;
 	$author = $b['item']['author-link'];
-	if(is_array($a->data['blockem'])) {
+	if(!empty($a->data['blockem'])) {
 		foreach($a->data['blockem'] as $bloke) {
 			if(link_compare($bloke,$author)) {
 				$blocked = true;

jappixmini/jappixmini.php

@@ -477,7 +477,7 @@ function jappixmini_script(App $a)
 		return;
 	}
 
-	if ($_GET["mode"] == "minimal") {
+	if (defaults($_GET, "mode", '') == "minimal") {
 		return;
 	}
 

openstreetmap/openstreetmap.php

@@ -94,7 +94,7 @@ function openstreetmap_location($a, &$item)
 		}
 	}
 
-	if ($target == "") {
+	if (empty($target)) {
 		$target = $nomserver.'?q='.urlencode($item['location']);
 	}
 

pumpio/pumpio.php

@@ -957,6 +957,7 @@ function pumpio_dolike(&$a, $uid, $self, $post, $own_id, $threadcompletion = tru
 	$likedata['gravity'] = GRAVITY_ACTIVITY;
 	$likedata['uid'] = $uid;
 	$likedata['wall'] = 0;
+	$likedata['network'] = NETWORK_PUMPIO;
 	$likedata['uri'] = Item::newURI($uid);
 	$likedata['parent-uri'] = $orig_post["uri"];
 	$likedata['contact-id'] = $contactid;

rendertime/rendertime.php

@@ -30,7 +30,7 @@ function rendertime_page_end(&$a, &$o) {
 	$ignored_modules = ["fbrowser"];
 	$ignored = in_array($a->module, $ignored_modules);
 
-	if (is_site_admin() && ($_GET["mode"] != "minimal") && !$a->is_mobile && !$a->is_tablet && !$ignored) {
+	if (is_site_admin() && (defaults($_GET, "mode", '') != "minimal") && !$a->is_mobile && !$a->is_tablet && !$ignored) {
 		$o = $o.'<div class="renderinfo">'. L10n::t("Database: %s/%s, Network: %s, Rendering: %s, Session: %s, I/O: %s, Other: %s, Total: %s",
 			round($a->performance["database"] - $a->performance["database_write"], 3),
 			round($a->performance["database_write"], 3),

showmore/showmore.php

@@ -126,6 +126,8 @@ function showmore_prepare_body(\Friendica\App $a, &$hook_data)
 	if (get_body_length($hook_data['html']) > $chars) {
 		$found = true;
 		$shortened = trim(showmore_cutitem($hook_data['html'], $chars)) . "...";
+	} else {
+		$found = false;
 	}
 
 	if ($found) {

xmpp/xmpp.php

@@ -131,7 +131,7 @@ function xmpp_converse(App $a)
 		return;
 	}
 
-	if ($_GET["mode"] == "minimal") {
+	if (defaults($_GET, "mode", '') == "minimal") {
 		return;
 	}