source: scripts/usr/local/lib/7dtd/serverconfig.sh @ 35

#!/bin/bash

# Provides functions to query and validate values for serverconfig.xml

#################################
## Definition of options

serverconfig_ServerPort_QueryName() {
        echo "Base Port"
}
serverconfig_ServerPort_Type() {
        echo "number"
}
serverconfig_ServerPort_Default() {
        echo "25000"
}
serverconfig_ServerPort_Range() {
        echo "1024-65533"
}
serverconfig_ServerPort_Validate() {
        local I=${INSTANCE:-!}
        if [ $(checkGamePortUsed "$1" "$I") -eq 0 ]; then
                echo "1"
        else
                echo "0"
        fi
}
serverconfig_ServerPort_ErrorMessage() {
        echo "Illegal port number or port already in use by another instance."
}



serverconfig_ServerIsPublic_QueryName() {
        echo "Public server"
}
serverconfig_ServerIsPublic_Type() {
        echo "boolean"
}
serverconfig_ServerIsPublic_Default() {
        echo "true"
}
serverconfig_ServerIsPublic_ErrorMessage() {
        echo "Not a valid boolean given (true/false or yes/no or y/n)."
}



serverconfig_ServerName_QueryName() {
        echo "Server name"
}
serverconfig_ServerName_Type() {
        echo "string"
}
serverconfig_ServerName_Validate() {
        if [ ! -z "$1" ]; then
                echo "1"
        else
                echo "0"
        fi
}
serverconfig_ServerName_ErrorMessage() {
        echo "Server name cannot be empty."
}



serverconfig_ServerPassword_QueryName() {
        echo "Server password"
}
serverconfig_ServerPassword_Type() {
        echo "string"
}



serverconfig_ServerMaxPlayerCount_QueryName() {
        echo "Max players"
}
serverconfig_ServerMaxPlayerCount_Type() {
        echo "number"
}
serverconfig_ServerMaxPlayerCount_Default() {
        echo "4"
}
serverconfig_ServerMaxPlayerCount_Range() {
        echo "1-64"
}



serverconfig_GameWorld_QueryName() {
        echo "World name"
}
serverconfig_GameWorld_Type() {
        echo "enum"
}
serverconfig_GameWorld_Default() {
        echo "1"
}
serverconfig_GameWorld_Values() {
        config_allowed_values=("Navezgane" "MP Wasteland Horde" "MP Wasteland Skirmish" "MP Wasteland War")
}



serverconfig_GameName_QueryName() {
        echo "Game name"
}
serverconfig_GameName_Type() {
        echo "string"
}
serverconfig_GameName_Validate() {
        if [ ! -z "$1" ]; then
                echo "1"
        else
                echo "0"
        fi
}
serverconfig_GameName_ErrorMessage() {
        echo "Game name cannot be empty."
}



serverconfig_GameDifficulty_QueryName() {
        echo "Difficulty"
}
serverconfig_GameDifficulty_Type() {
        echo "number"
}
serverconfig_GameDifficulty_Default() {
        echo "2"
}
serverconfig_GameDifficulty_Range() {
        echo "0-4"
}
serverconfig_GameDifficulty_Values() {
        config_allowed_values=("Very easy" "Easy" "Medium" "Hard" "Very hard")
}



serverconfig_GameMode_QueryName() {
        echo "Game mode"
}
serverconfig_GameMode_Type() {
        echo "enum"
}
serverconfig_GameMode_Default() {
        echo "1"
}
serverconfig_GameMode_Values() {
        config_allowed_values=("GameModeSurvivalMP" "GameModeSurvivalSP")
}



serverconfig_ZombiesRun_QueryName() {
        echo "Zombies run"
}
serverconfig_ZombiesRun_Type() {
        echo "number"
}
serverconfig_ZombiesRun_Default() {
        echo "0"
}
serverconfig_ZombiesRun_Range() {
        echo "0-2"
}
serverconfig_ZombiesRun_Values() {
        config_allowed_values=("Default day/night walk/run" "Never run" "Always run")
}



serverconfig_ShowAllPlayersOnMap_QueryName() {
        echo "Show all players on map"
}
serverconfig_ShowAllPlayersOnMap_Type() {
        echo "boolean"
}
serverconfig_ShowAllPlayersOnMap_Default() {
        echo "true"
}
serverconfig_ShowAllPlayersOnMap_ErrorMessage() {
        echo "Not a valid boolean given (true/false or yes/no or y/n)."
}



serverconfig_BuildCreate_QueryName() {
        echo "Item spawn menu"
}
serverconfig_BuildCreate_Type() {
        echo "boolean"
}
serverconfig_BuildCreate_Default() {
        echo "true"
}
serverconfig_BuildCreate_ErrorMessage() {
        echo "Not a valid boolean given (true/false or yes/no or y/n)."
}



serverconfig_DayNightLength_QueryName() {
        echo "Length of one day"
}
serverconfig_DayNightLength_Type() {
        echo "number"
}
serverconfig_DayNightLength_Default() {
        echo "45"
}



serverconfig_FriendlyFire_QueryName() {
        echo "Friendly fire"
}
serverconfig_FriendlyFire_Type() {
        echo "boolean"
}
serverconfig_FriendlyFire_Default() {
        echo "false"
}
serverconfig_FriendlyFire_ErrorMessage() {
        echo "Not a valid boolean given (true/false or yes/no or y/n)."
}



serverconfig_DayCount_QueryName() {
        echo "Day Count (Horde)"
}
serverconfig_DayCount_Type() {
        echo "number"
}
serverconfig_DayCount_Default() {
        echo "3"
}



serverconfig_FragLimit_QueryName() {
        echo "Frag limit (DM)"
}
serverconfig_FragLimit_Type() {
        echo "number"
}
serverconfig_FragLimit_Default() {
        echo "5"
}



serverconfig_MatchLength_QueryName() {
        echo "Match length (DM)"
}
serverconfig_MatchLength_Type() {
        echo "number"
}
serverconfig_MatchLength_Default() {
        echo "15"
}



serverconfig_RebuildMap_QueryName() {
        echo "Rebuild map on round restart"
}
serverconfig_RebuildMap_Type() {
        echo "boolean"
}
serverconfig_RebuildMap_Default() {
        echo "false"
}
serverconfig_RebuildMap_ErrorMessage() {
        echo "Not a valid boolean given (true/false or yes/no or y/n)."
}



serverconfig_ControlPanelEnabled_QueryName() {
        echo "Enable control panel"
}
serverconfig_ControlPanelEnabled_Type() {
        echo "boolean"
}
serverconfig_ControlPanelEnabled_Default() {
        echo "false"
}
serverconfig_ControlPanelEnabled_ErrorMessage() {
        echo "Not a valid boolean given (true/false or yes/no or y/n)."
}



serverconfig_ControlPanelPort_QueryName() {
        echo "Control panel port"
}
serverconfig_ControlPanelPort_Type() {
        echo "number"
}
serverconfig_ControlPanelPort_Default() {
        echo "8080"
}
serverconfig_ControlPanelPort_Range() {
        echo "1024-65535"
}
serverconfig_ControlPanelPort_Validate() {
        local I=${INSTANCE:-!}
        if [ $(checkTCPPortUsed "$1" "$I") -eq 0 ]; then
                echo "1"
        else
                echo "0"
        fi
}
serverconfig_ControlPanelPort_ErrorMessage() {
        echo "Illegal port number or port already in use by another instance."
}



serverconfig_ControlPanelPassword_QueryName() {
        echo "Control panel password"
}
serverconfig_ControlPanelPassword_Type() {
        echo "string"
}



serverconfig_TelnetPort_QueryName() {
        echo "Telnet port"
}
serverconfig_TelnetPort_Type() {
        echo "number"
}
serverconfig_TelnetPort_Default() {
        echo "8081"
}
serverconfig_TelnetPort_Range() {
        echo "1024-65535"
}
serverconfig_TelnetPort_Validate() {
        local I=${INSTANCE:-!}
        if [ $(checkTCPPortUsed "$1" "$I") -eq 0 ]; then
                echo "1"
        else
                echo "0"
        fi
}
serverconfig_TelnetPort_ErrorMessage() {
        echo "Illegal port number or port already in use by another instance."
}



serverconfig_TelnetPassword_QueryName() {
        echo "Telnet password"
}
serverconfig_TelnetPassword_Type() {
        echo "string"
}
serverconfig_TelnetPassword_Validate() {
        if [ -z $1 ]; then
                echo "0"
        else
                echo "1"
        fi
}
serverconfig_TelnetPassword_ErrorMessage() {
        echo "Telnet must have a password set to function."
}



serverconfig_DisableNAT_QueryName() {
        echo "Disable NAT"
}
serverconfig_DisableNAT_Type() {
        echo "boolean"
}
serverconfig_DisableNAT_Default() {
        echo "true"
}
serverconfig_DisableNAT_ErrorMessage() {
        echo "Not a valid boolean given (true/false or yes/no or y/n)."
}




serverconfig_DropOnDeath_QueryName() {
        echo "Drop on Death"
}
serverconfig_DropOnDeath_Type() {
        echo "number"
}
serverconfig_DropOnDeath_Default() {
        echo "0"
}
serverconfig_DropOnDeath_Range() {
        echo "0-3"
}
serverconfig_DropOnDeath_Values() {
        config_allowed_values=("Everything" "Toolbelt only" "Backpack only" "Delete all")
}


serverconfig_DropOnQuit_QueryName() {
        echo "Drop on Quit"
}
serverconfig_DropOnQuit_Type() {
        echo "number"
}
serverconfig_DropOnQuit_Default() {
        echo "0"
}
serverconfig_DropOnQuit_Range() {
        echo "0-3"
}
serverconfig_DropOnQuit_Values() {
        config_allowed_values=("Nothing" "Everything" "Toolbelt only" "Backpack only")
}




serverconfig_CraftTimer_QueryName() {
        echo "Craft speed"
}
serverconfig_CraftTimer_Type() {
        echo "number"
}
serverconfig_CraftTimer_Default() {
        echo "1"
}
serverconfig_CraftTimer_Range() {
        echo "0-2"
}
serverconfig_CraftTimer_Values() {
        config_allowed_values=("Instant" "Normal" "Double")
}


serverconfig_LootTimer_QueryName() {
        echo "Loot open speed"
}
serverconfig_LootTimer_Type() {
        echo "number"
}
serverconfig_LootTimer_Default() {
        echo "1"
}
serverconfig_LootTimer_Range() {
        echo "0-2"
}
serverconfig_LootTimer_Values() {
        config_allowed_values=("Instant" "Normal" "Double")
}




serverconfig_PlayerDamageGiven_QueryName() {
        echo "Damage Player->Zombies"
}
serverconfig_PlayerDamageGiven_Type() {
        echo "number"
}
serverconfig_PlayerDamageGiven_Default() {
        echo "2"
}
serverconfig_PlayerDamageGiven_Range() {
        echo "0-4"
}
serverconfig_PlayerDamageGiven_Values() {
        config_allowed_values=("50%" "75%" "100%" "150%" "200%")
}


serverconfig_PlayerDamageRecieved_QueryName() {
        echo "Damage Zombies->Player"
}
serverconfig_PlayerDamageRecieved_Type() {
        echo "number"
}
serverconfig_PlayerDamageRecieved_Default() {
        echo "2"
}
serverconfig_PlayerDamageRecieved_Range() {
        echo "0-4"
}
serverconfig_PlayerDamageRecieved_Values() {
        config_allowed_values=("50%" "75%" "100%" "150%" "200%")
}


serverconfig_EnemySenseMemory_QueryName() {
        echo "Sense memory (seconds)"
}
serverconfig_EnemySenseMemory_Type() {
        echo "number"
}
serverconfig_EnemySenseMemory_Default() {
        echo "60"
}


serverconfig_EnemySpawnMode_QueryName() {
        echo "Spawn mode"
}
serverconfig_EnemySpawnMode_Type() {
        echo "number"
}
serverconfig_EnemySpawnMode_Default() {
        echo "3"
}
serverconfig_EnemySpawnMode_Range() {
        echo "0-5"
}
serverconfig_EnemySpawnMode_Values() {
        config_allowed_values=("Disabled" "50%" "75%" "100%" "125%" "150%")
}


serverconfig_EnemyDifficulty_QueryName() {
        echo "Enemy difficulty"
}
serverconfig_EnemyDifficulty_Type() {
        echo "number"
}
serverconfig_EnemyDifficulty_Default() {
        echo "0"
}
serverconfig_EnemyDifficulty_Range() {
        echo "0-1"
}
serverconfig_EnemyDifficulty_Values() {
        config_allowed_values=("Normal" "Feral")
}




serverconfig_NightPercentage_QueryName() {
        echo "Night percentage"
}
serverconfig_NightPercentage_Type() {
        echo "number"
}
serverconfig_NightPercentage_Default() {
        echo "35"
}
serverconfig_NightPercentage_Range() {
        echo "10-90"
}



serverconfig_BlockDurabilityModifier_QueryName() {
        echo "Block durability (%)"
}
serverconfig_BlockDurabilityModifier_Type() {
        echo "number"
}
serverconfig_BlockDurabilityModifier_Default() {
        echo "100"
}




serverconfig_LootAbundance_QueryName() {
        echo "Loot abundance (%)"
}
serverconfig_LootAbundance_Type() {
        echo "number"
}
serverconfig_LootAbundance_Default() {
        echo "100"
}


serverconfig_LootRespawnDays_QueryName() {
        echo "Loot respawn delay (days)"
}
serverconfig_LootRespawnDays_Type() {
        echo "number"
}
serverconfig_LootRespawnDays_Default() {
        echo "7"
}




serverconfig_LandClaimSize_QueryName() {
        echo "Land claim size"
}
serverconfig_LandClaimSize_Type() {
        echo "number"
}
serverconfig_LandClaimSize_Default() {
        echo "7"
}


serverconfig_LandClaimDeadZone_QueryName() {
        echo "Minimum keystone distance"
}
serverconfig_LandClaimDeadZone_Type() {
        echo "number"
}
serverconfig_LandClaimDeadZone_Default() {
        echo "30"
}


serverconfig_LandClaimExpiryTime_QueryName() {
        echo "Claim expiry time (days)"
}
serverconfig_LandClaimExpiryTime_Type() {
        echo "number"
}
serverconfig_LandClaimExpiryTime_Default() {
        echo "3"
}


serverconfig_LandClaimDecayMode_QueryName() {
        echo "Claim decay mode"
}
serverconfig_LandClaimDecayMode_Type() {
        echo "number"
}
serverconfig_LandClaimDecayMode_Default() {
        echo "0"
}
serverconfig_LandClaimDecayMode_Range() {
        echo "0-2"
}
serverconfig_LandClaimDecayMode_Values() {
        config_allowed_values=("Linear" "Exponential" "Full protection")
}


serverconfig_LandClaimOnlineDurabilityModifier_QueryName() {
        echo "Claim durability modifier - online"
}
serverconfig_LandClaimOnlineDurabilityModifier_Type() {
        echo "number"
}
serverconfig_LandClaimOnlineDurabilityModifier_Default() {
        echo "4"
}


serverconfig_LandClaimOfflineDurabilityModifier_QueryName() {
        echo "Claim durability modifier - offline"
}
serverconfig_LandClaimOfflineDurabilityModifier_Type() {
        echo "number"
}
serverconfig_LandClaimOfflineDurabilityModifier_Default() {
        echo "4"
}




serverconfig_AirDropFrequency_QueryName() {
        echo "Airdrop delay (hours)"
}
serverconfig_AirDropFrequency_Type() {
        echo "number"
}
serverconfig_AirDropFrequency_Default() {
        echo "24"
}




#################################
## Edit option functions

configEditServer() {
        local CV
        
        echo "Server"
        echo "--------------------------------"
        for CV in \
                        ServerName ServerPassword ServerIsPublic ServerPort ServerMaxPlayerCount \
                        DisableNAT \
                        ; do
                $1 $CV
        done
        echo
}

configEditRemoteControl() {
        local CV
        
        echo "Remote control"
        echo "--------------------------------"
        for CV in \
                        ControlPanelEnabled ControlPanelPort ControlPanelPassword \
                        TelnetPort TelnetPassword \
                        ; do
                if [ "$CV" = "TelnetPort" ]; then
                        echo
                        echo "NOTE: Telnet will always be enabled for management purposes!"
                        echo "Make sure you block external access to this port!"
                        echo
                fi
                $1 $CV
        done
        echo
}

configEditGameType() {
        local CV
        
        echo "Game type"
        echo "--------------------------------"
        for CV in \
                        GameName GameWorld GameMode \
                        ; do
                $1 $CV
        done
        echo
}

configEditGameTypeSpecific() {
        local CV
        
        echo "Options for specific game types"
        echo "--------------------------------"
        for CV in \
                        DayCount FragLimit MatchLength RebuildMap \
                        ; do
                $1 $CV
        done
        echo
}

configEditGeneric() {
        local CV
        
        echo "Generic options"
        echo "--------------------------------"
        for CV in \
                        ShowAllPlayersOnMap FriendlyFire BuildCreate \
                        BlockDurabilityModifier \
                        ; do
                $1 $CV
        done
        echo
}

configEditDropLoot() {
        local CV
        
        echo "Drop and Loot"
        echo "--------------------------------"
        for CV in \
                        DropOnDeath DropOnQuit \
                        LootAbundance LootRespawnDays AirDropFrequency \
                        ; do
                $1 $CV
        done
        echo
}

configEditTimes() {
        local CV
        
        echo "Times / Durations"
        echo "--------------------------------"
        for CV in \
                        CraftTimer LootTimer \
                        DayNightLength NightPercentage \
                        ; do
                $1 $CV
        done
        echo
}

configEditDifficulty() {
        local CV
        
        echo "Difficulty"
        echo "--------------------------------"
        for CV in \
                        GameDifficulty ZombiesRun \
                        PlayerDamageGiven PlayerDamageRecieved EnemySenseMemory EnemySpawnMode EnemyDifficulty \
                        ; do
                $1 $CV
        done
        echo
}

configEditLandClaim() {
        local CV
        
        echo "Land claim options"
        echo "--------------------------------"
        for CV in \
                        LandClaimSize LandClaimDeadZone LandClaimExpiryTime LandClaimDecayMode \
                        LandClaimOnlineDurabilityModifier LandClaimOfflineDurabilityModifier \
                        ; do
                $1 $CV
        done
        echo
}

configEditAll() {
        configEditServer "$1"
        configEditRemoteControl "$1"
        configEditGameType "$1"
        configEditGameTypeSpecific "$1"
        configEditGeneric "$1"
        configEditDropLoot "$1"
        configEditTimes "$1"
        configEditDifficulty "$1"
        configEditLandClaim "$1"
}





#################################
## Generic worker functions


# List all defined config editing parts
# Returns:
#   List of config funcs
listConfigEditFuncs() {
        local CV
        for CV in $(declare -F | cut -d\  -f3 | grep "^configEdit.*$"); do
                CV=${CV#configEdit}
                printf "%s " "$CV"
        done
}


# List all defined config options
# Returns:
#   List of defined config options
listConfigValues() {
        local CV
        for CV in $(declare -F | cut -d\  -f3 | grep "^serverconfig_.*_Type$"); do
                CV=${CV#serverconfig_}
                CV=${CV%_Type}
                printf "%s " "$CV"
        done
}


# Validate the given value for the given option
# Params:
#   1: Option name
#   2: Value
# Returns:
#   0/1: invalid/valid
isValidOptionValue() {
        local TYPE=$(serverconfig_$1_Type)
        local RANGE=""

        if [ "$TYPE" = "enum" ]; then
                TYPE="number"
                serverconfig_$1_Values
                RANGE=1-${#config_allowed_values[@]}
        else
                if [ "$(type -t serverconfig_$1_Range)" = "function" ]; then
                        RANGE=$(serverconfig_$1_Range)
                fi
        fi

        case "$TYPE" in
                number)
                        if [ $(isANumber "$2") -eq 0 ]; then
                                echo "0"
                                return
                        fi
                        if [ ! -z "$RANGE" ]; then
                                local MIN=$(cut -d- -f1 <<< "$RANGE")
                                local MAX=$(cut -d- -f2 <<< "$RANGE")
                                if [ $2 -lt $MIN -o $2 -gt $MAX ]; then
                                        echo "0"
                                        return
                                fi
                        fi
                        ;;
                boolean)
                        if [ $(isABool "$2") -eq 0 ]; then
                                echo "0"
                                return
                        fi
                        ;;
                string)
                        ;;
        esac
        

        if [ "$(type -t serverconfig_$1_Validate)" = "function" ]; then
                if [ $(serverconfig_$1_Validate "$2") -eq 0 ]; then
                        echo "0"
                        return
                fi
        fi
        
        echo "1"
}

# Query for the value of a single config option
# Will be stored in $configCurrent_$1
# Params:
#   1: Option name
configQueryValue() {
        local TYPE=$(serverconfig_$1_Type)
        local NAME=""
        local RANGE=""
        local DEFAULT=""
        local currentValName=configCurrent_$1

        if [ "$(type -t serverconfig_$1_Values)" = "function" ]; then
                echo "$(serverconfig_$1_QueryName), options:"
                serverconfig_$1_Values
                NAME="Select option"
                if [ "$TYPE" = "enum" ]; then
                        local OPTOFFSET=1
                else
                        local OPTOFFSET=0
                fi
                for (( i=$OPTOFFSET; i < ${#config_allowed_values[@]}+$OPTOFFSET; i++ )); do
                        printf "  %2d: %s\n" $i "${config_allowed_values[$i-$OPTOFFSET]}"
                done
        else
                NAME=$(serverconfig_$1_QueryName)
        fi

        if [ "$TYPE" = "enum" ]; then
                RANGE=1-${#config_allowed_values[@]}
                if [ ! -z "${!currentValName}" ]; then
                        for (( i=1; i < ${#config_allowed_values[@]}+1; i++ )); do
                                if [ "${!currentValName}" = "${config_allowed_values[$i-1]}" ]; then
                                        DEFAULT=$i
                                fi
                        done
                        export $currentValName=
                fi
        else
                if [ "$(type -t serverconfig_$1_Range)" = "function" ]; then
                        RANGE=$(serverconfig_$1_Range)
                fi
        fi

        if [ -z "$DEFAULT" ]; then
                if [ ! -z "${!currentValName}" ]; then
                        DEFAULT=${!currentValName}
                else
                        if [ "$(type -t serverconfig_$1_Default)" = "function" ]; then
                                DEFAULT=$(serverconfig_$1_Default)
                        fi
                fi
        fi

        local prompt=$(printf "%s" "$NAME")
        if [ ! -z "$RANGE" ]; then
                prompt=$(printf "%s (%s)" "$prompt" "$RANGE")
        fi
        if [ ! -z "$DEFAULT" ]; then
                prompt=$(printf "%s [%s]" "$prompt" "$DEFAULT")
        fi
        prompt=$(printf "%s:" "$prompt")
        prompt=$(printf "%-*s " 40 "$prompt")

        while : ; do
                read -p "$prompt" $currentValName
                export $currentValName="${!currentValName:-$DEFAULT}"
                if [ $(isValidOptionValue "$1" "${!currentValName}") -eq 0 ]; then
                        if [ "$(type -t serverconfig_$1_ErrorMessage)" = "function" ]; then
                                serverconfig_$1_ErrorMessage "${!currentValName}"
                        fi
                fi
                [ $(isValidOptionValue "$1" "${!currentValName}") -eq 1 ] && break
        done
        
        if [ "$TYPE" = "enum" ]; then
                export $currentValName="${config_allowed_values[$currentValName-1]}"
        fi
        echo
}

# Set parameters for current instance that have forced values:
#  - TelnetEnabled must be set so that management scripts can work
#  - AdminFileName is made to point to the local instance admins.xml
#  - SaveGameFolder is made to point to the instance folder
# Params:
#   1: Instance name
configSetAutoParameters() {
        configCurrent_TelnetEnabled=true
        configCurrent_AdminFileName=admins.xml
        configCurrent_SaveGameFolder="$(getInstancePath "$1")"
}


# Print defined config value
# Params:
#   1: Config option
printConfigValue() {
        local currentValName=configCurrent_$1
        printf "%-25s = %s\n" "$(serverconfig_$1_QueryName)" "${!currentValName}"
}

# Query for an instance name (will be saved in $INSTANCE)
readInstanceName() {
        until [ $(isValidInstanceName "$INSTANCE") -eq 1 ]; do
                read -p "Instance name: " INSTANCE
                if [ $(isValidInstanceName "$INSTANCE") -eq 0 ]; then
                        echo "Invalid instance name, may only contain:"
                        echo " - letters (A-Z / a-z)"
                        echo " - digits (0-9)"
                        echo " - underscores (_)"
                        echo " - hyphens (-)"
                fi
        done
}

# Undefine the current config values
unsetAllConfigValues() {
        local CV
        for CV in $(listConfigValues); do
                local currentValName=configCurrent_$CV
                export $currentValName=
        done
}

# Load all config values from the config.xml of the given instance
# Params:
#   1: Instance name
loadCurrentConfigValues() {
        local CV
        for CV in $(listConfigValues); do
                local currentValName=configCurrent_$CV
                local cfile=$(getInstancePath "$1")/config.xml
                local XPATH="/ServerSettings/property[@name='$CV']/@value"
                local VAL=$($XMLSTARLET sel -t -v "$XPATH" $cfile)
                if [ ! -z "$VAL" ]; then
                        export $currentValName="$VAL"
                fi
        done
}

# Save all config values to the config.xml of the given instance
# Params:
#   1: Instance name
saveCurrentConfigValues() {
        local CV
        for CV in $(listConfigValues) TelnetEnabled AdminFileName SaveGameFolder; do
                local currentValName=configCurrent_$CV
                local val="${!currentValName}"
                local cfile=$(getInstancePath "$1")/config.xml

                XPATHBASE="/ServerSettings/property[@name='$CV']"

                if [ -z $($XMLSTARLET sel -t -v "$XPATHBASE/@name" $cfile) ]; then
                        $XMLSTARLET ed -L \
                                -s "/ServerSettings" -t elem -n "property" -v "" \
                                -i "/ServerSettings/property[not(@name)]" -t attr -n "name" -v "$CV" \
                                -i "$XPATHBASE" -t attr -n "value" -v "$val" \
                                $cfile
                else
                        $XMLSTARLET ed -L \
                                -u "$XPATHBASE/@value" -v "$val" \
                                $cfile
                fi
        done
}

# Check if the config template exists
# Returns:
#   0/1: no/yes
configTemplateExists() {
        if [ -f $SDTD_BASE/templates/config.xml ]; then
                echo 1
        else
                echo 0
        fi
}

# Get a single value from a serverconfig
# Params:
#   1: Instance name
#   2: Property name
# Returns:
#   Property value
getConfigValue() {
        local CONF=$(getInstancePath $1)/config.xml
        $XMLSTARLET sel -t -v "/ServerSettings/property[@name='$2']/@value" $CONF
}

# Update a single value in a serverconfig
# Params:
#   1: Instance name
#   2: Property name
#   3: New value
setConfigValue() {
        local CONF=$(getInstancePath $1)/config.xml
        $XMLSTARLET ed -L -u "/ServerSettings/property[@name='$2']/@value" -v "$3" $CONF
}