Bugfix charts extension

Author: kimbtech

extensions/charts/index.json

@@ -4,5 +4,5 @@
 	"events" : {
 		"statsViewed" : "TTTCharts\\Charts::statsViewed"
 	},
-	"version" : "v1.0.1"
+	"version" : "v1.0.2"
 }

extensions/charts/index.php

@@ -69,8 +69,10 @@ private static function createBar(array $data) : string {
 		$c = str_repeat("-", self::LINE_LENGTH+1) . PHP_EOL;
 		$fullLength = 0;
 		foreach($lengths as $name => $d){
-			$c .= '|' . \str_pad($name, $d - 1, " ", STR_PAD_BOTH);
-			$fullLength += $d < 1 ? 1 : $d;
+			if( $d > 0){
+				$c .= '|' . \str_pad($name, $d - 1, " ", STR_PAD_BOTH);
+				$fullLength += $d < 1 ? 1 : $d;
+			}
 		}
 		$c .= str_repeat(" ", self::LINE_LENGTH - $fullLength) . '|' . PHP_EOL;
 		$c .= str_repeat("-", self::LINE_LENGTH+1);