fix(ut2k4server): better parsing of the serverconfig (#3192)

lgsm/functions/info_config.sh

@@ -1064,15 +1064,15 @@ fn_info_config_unreal2(){
 		webadminuser="${unavailable}"
 		webadminpass="${unavailable}"
 	else
-		servername=$(grep "ServerName" "${servercfgfullpath}" | sed -e 's/^[ \t]*//g' -e '/^#/d' -e 's/ServerName//g' | tr -d '=\";,:' | sed -e 's/^[ \t]*//' -e 's/[ \t]*$//'| sed 's/\r$//')
-		serverpassword=$(grep "GamePassword" "${servercfgfullpath}" | sed -e 's/^[ \t]*//g' -e '/^#/d' -e 's/GamePassword//g' | tr -d '=\";,:' | sed -e 's/^[ \t]*//' -e 's/[ \t]*$//'| sed 's/\r$//')
-		adminpassword=$(grep "AdminPassword" "${servercfgfullpath}" | sed -e 's/^[ \t]*//g' -e '/^#/d' -e 's/AdminPassword//g' | tr -d '=\";,:' | sed -e 's/^[ \t]*//' -e 's/[ \t]*$//'| sed 's/\r$//')
-		port=$(grep "Port" "${servercfgfullpath}" | sed -e 's/^[ \t]*//g' | grep "^Port" | grep -v "#" | tr -cd '[:digit:]')
+		servername=$(sed -nr 's/^ServerName=(.*)$/\1/p' "${servercfgfullpath}" | tr -d '=\";,:' | sed 's/\r$//')
+		serverpassword=$(sed -nr 's/^GamePassword=(.*)$/\1/p' "${servercfgfullpath}" | tr -d '=\";,:' | sed 's/\r$//')
+		adminpassword=$(sed -nr 's/^AdminPassword=(.*)$/\1/p' "${servercfgfullpath}" | tr -d '=\";,:' | sed 's/\r$//')
+		port=$(sed -nr 's/^Port=(.*)$/\1/p' "${servercfgfullpath}" | tr -cd '[:digit:]')
 		queryport=$((port + 1))
-		queryportgs=$(grep "OldQueryPortNumber" "${servercfgfullpath}" | grep -v "#" | tr -cd '[:digit:]')
-		webadminenabled=$(grep "bEnabled" "${servercfgfullpath}" | sed -e 's/^[ \t]*//g' -e '/^#/d' -e 's/bEnabled//g' | tr -d '=\";,:' | sed -e 's/^[ \t]*//' -e 's/[ \t]*$//'| sed 's/\r$//')
-		webadminport=$(grep "ListenPort" "${servercfgfullpath}" | grep -v "#" | tr -cd '[:digit:]')
-		webadminuser=$(grep "AdminName" "${servercfgfullpath}" | sed -e 's/^[ \t]*//g' -e '/^#/d' -e 's/AdminName//g' | tr -d '=\";,:' | sed -e 's/^[ \t]*//' -e 's/[ \t]*$//'| sed 's/\r$//')
+		queryportgs=$(sed -nr 's/^OldQueryPortNumber=(.*)$/\1/p' "${servercfgfullpath}" | tr -cd '[:digit:]')
+		webadminenabled=$(sed -nr 's/^bEnabled=(.*)$/\1/p' "${servercfgfullpath}" | tr -d '=\";,:' | sed 's/\r$//')
+		webadminport=$(sed -nr 's/^ListenPort=(.*)$/\1/p' "${servercfgfullpath}" | tr -cd '[:digit:]')
+		webadminuser=$(sed -nr 's/^AdminName=(.*)$/\1/p' "${servercfgfullpath}" | tr -d '=\";,:' | sed 's/\r$//')
 		webadminpass="${adminpassword}"
 
 		# Not Set