new algorithm to find commands

lgsm/functions/core_getopt.sh

@@ -122,13 +122,10 @@ for ((index="0"; index < ${#currentopt[@]}; index+=3)); do
 	done
 done
 
-### Check if user command exists or run the command
+# Shows LinuxGSM usage
-if [ -z "${getopt}" ]||[[ ! "${optcommands[@]}" =~ "${getopt}" ]]; then
+fn_opt_usage(){
-	if [ -n "${getopt}" ]; then
-		echo -e "${red}Unknown command${default}: $0 ${getopt}"
-		exitcode=2
-	fi
 	echo "Usage: $0 [option]"
+	echo -e ""
 	echo "${gamename} - Linux Game Server Manager - Version ${version}"
 	echo "https://gameservermanagers.com/${selfname}"
 	echo -e ""
@@ -143,7 +140,16 @@ if [ -z "${getopt}" ]||[[ ! "${optcommands[@]}" =~ "${getopt}" ]]; then
 		fi
 	done
 	} | column -s $'\t' -t
-else
+	core_exit.sh
+}
+
+### Check if user commands exist and run corresponding scripts, or display script usage
+if [ -z "${getopt}" ]; then
+	fn_opt_usage
+fi
+# Command exists
+for i in "${optcommands[@]}"; do
+	if [ "${i}" == "${getopt}" ] ; then
 		# Seek and run command
 		index="0"
 		for ((index="0"; index < ${#currentopt[@]}; index+=3)); do
@@ -156,6 +162,13 @@ else
 				fi
 			done	
 		done
+		break
+		core_exit.sh
 	fi
+done
 
+# If we're executing this, it means command was not found
+echo -e "${red}Unknown command${default}: $0 ${getopt}"
+exitcode=2
+fn_opt_usage
 core_exit.sh