install-rick

#
# Rick Dangerous Libretro installer and updater for GameShell
#

#
# variables
#
XR_BIN_FILE=/home/cpi/apps/emulators/xrick_libretro.so
XR_GIT_SOURCE=https://github.com/libretro/xrick-libretro.git
XR_CLONE_DIR=/tmp/xrick-libretro
XR_DATA_DIR=/home/cpi/games/xrick
XR_NAME=RickDangerous
XR_LAUNCHER_DIR_1=/home/cpi/apps/launcher
XR_LAUNCHER_DIR_2=/home/cpi/launcher
XR_MENU=Menu/GameShell
XR_MENU_RETRO="20_Retro Games"
XR_MENU_APPS=Apps
XR_MENU_ICON=skin/default/Menu/GameShell
XR_ICON_1=https://raw.githubusercontent.com/sbielmann/gameshell-installers/master/icons/xrick_bw1.png
XR_ICON_2=https://raw.githubusercontent.com/sbielmann/gameshell-installers/master/icons/xrick_bw2.png
XR_ICON_3=https://raw.githubusercontent.com/sbielmann/gameshell-installers/master/icons/xrick_col1.png
XR_ICON_APP=https://raw.githubusercontent.com/sbielmann/gameshell-installers/master/icons/apps.png

#
# set launcher paths, either old OS 0.1 or new style OS 0.2 and more recent
#
if [ -d ${XR_LAUNCHER_DIR_1} ]
then
  XR_MENU_BASE=${XR_LAUNCHER_DIR_1}/${XR_MENU}
  XR_MENU_ICON_BASE=${XR_LAUNCHER_DIR_1}/${XR_MENU_ICON}
else
  if [ -d ${XR_LAUNCHER_DIR_2} ]
  then
    XR_MENU_BASE=${XR_LAUNCHER_DIR_2}/${XR_MENU}
    XR_MENU_ICON_BASE=${XR_LAUNCHER_DIR_2}/${XR_MENU_ICON}
  fi
fi

#
# print some welcome text, check whether we install for the first time
# or for an update, and let user choose menu item location and icon
#
echo ""
echo "=================================================="
echo "           Rick Dangerous installer"
echo "=================================================="
echo ""
echo "Press Control and C keys anytime to interrupt the installation"
echo ""
echo "GameShell needs to be connected to the internet, it will"
echo "download the core source and icons during installation"
echo ""

XR_DO_UPDATE=0
XR_MENU_CHOICE="0"
XR_ICON_CHOICE="0"

if [ -f ${XR_BIN_FILE} ]
then
    XR_DO_UPDATE=1
    echo "Game is already installed, will update it"
else
    while [ "${XR_MENU_CHOICE}" != "a" ] && [ "${XR_MENU_CHOICE}" != "b" ] && [ "${XR_MENU_CHOICE}" != "c" ]
    do
        echo ""
        echo "Where would you like to put the game menu item?"
        echo "  a - Top Level"
        echo "  b - Apps"
        echo "  c - Retro Games"
        echo "Apps will be created if not yet existing, with icon from Micro007."
        echo -n "Your choice (a,b,c): "
        read XR_MENU_CHOICE
    done

    while [ "${XR_ICON_CHOICE}" != "a" ] && [ "${XR_ICON_CHOICE}" != "b" ] && [ "${XR_ICON_CHOICE}" != "c" ]
    do
        echo ""
        echo "Which icon for the game would you like to install?"
        echo "  a - Default black & white"
        echo "  b - Aluqard black & white"
        echo "  c - Aluqard color"
        echo -n "Your choice (a,b,c): "
        read XR_ICON_CHOICE
    done
    echo ""
fi

#
# helper function to print out different texts for installation or update
# Arguments:
#   - Text to print when installing
#   - Text to print when updating
#
function printInstallOrUpdate() {
    if [ ${XR_DO_UPDATE} -eq 0 ]
    then
        echo $1
    else
        echo $2
    fi
}

#
# download game data and source, if not already, compile if not already
# install it or update existing installation
#
if [ ! -d ${XR_CLONE_DIR} ]
then
    echo "Downloading game core source..."
    git clone ${XR_GIT_SOURCE} ${XR_CLONE_DIR} >/dev/null 2>&1
    if [ $? -ne 0 ]
    then
      echo ""
      echo "ERROR: Unable to download game cour source, please check internet connection"
      echo ""
      cd - >/dev/null 2>&1
      return 1
    fi
else
    echo "Game core source already downloaded"
fi

cd ${XR_CLONE_DIR} >/dev/null 2>&1
echo "Compiling game core, takes about 1 minute..."
make >/dev/null 2>&1
chmod -x xrick_libretro.so

printInstallOrUpdate "Installing game core" "Updating game core"
cp xrick_libretro.so ${XR_BIN_FILE}

printInstallOrUpdate "Installing game data file" "Updating game data file"
mkdir -p ${XR_DATA_DIR}
cp data.zip ${XR_DATA_DIR}

#
# create launcher menu with icon, however only when installing
#
XR_APP_ICON_IMAGE=""
if [ ${XR_DO_UPDATE} -eq 0 ]
then
    echo "Configuring menu item..."
    case ${XR_MENU_CHOICE} in
        "b")
            XR_MENU=${XR_MENU_BASE}/${XR_MENU_APPS}
            XR_MENU_ICON=${XR_MENU_ICON_BASE}/${XR_MENU_APPS}
            # special case, we also have to ensure that
            # apps is existing
            if [ ! -d ${XR_MENU} ]
            then
                echo "Apps menu not found, will create it..."
                mkdir -p ${XR_MENU}
                mkdir -p ${XR_MENU_ICON}
                echo "Downloading and installing Apps icon..."
                XR_APP_ICON_IMAGE=${XR_MENU_ICON_BASE}/${XR_MENU_APPS}.png
                wget -O ${XR_APP_ICON_IMAGE} ${XR_ICON_APP} >/dev/null 2>&1
            fi
        ;;
        "c")
            XR_MENU="${XR_MENU_BASE}/${XR_MENU_RETRO}"
            XR_MENU_ICON="${XR_MENU_ICON_BASE}/${XR_MENU_RETRO}"
        ;;
        *)
            XR_MENU=${XR_MENU_BASE}
            XR_MENU_ICON=${XR_MENU_ICON_BASE}
        ;;
    esac
    XR_MENU_ITEM="${XR_MENU}/${XR_NAME}.sh"
    XR_MENU_ICON_IMAGE="${XR_MENU_ICON}/${XR_NAME}.png"
    echo "retroarch -L ${XR_BIN_FILE} ${XR_DATA_DIR}/data.zip" > "${XR_MENU_ITEM}"
    chmod +x "${XR_MENU_ITEM}"

    echo "Downloading and installing menu icon..."
    case ${XR_ICON_CHOICE} in
        "b")
            XR_ICON=${XR_ICON_2}
        ;;
        "c")
            XR_ICON=${XR_ICON_3}
        ;;
        *)
            XR_ICON=${XR_ICON_1}
        ;;
    esac
    wget -O "${XR_MENU_ICON_IMAGE}" ${XR_ICON} >/dev/null 2>&1
fi

#
# head back to start directory and tell user that script
# is completed, either installing or updating
#
cd - >/dev/null 2>&1
echo ""
echo "=================================================="
echo ""
if [ ${XR_DO_UPDATE} -eq 0 ]
then
    echo "         Rick Dangerous installed"
    echo ""
    echo "Installed files:"
    echo "  ${XR_BIN_FILE}"
    echo "  ${XR_DATA_DIR}/data.zip"
    echo "  ${XR_MENU_ITEM}"
    echo "  ${XR_MENU_ICON_IMAGE}"
    if [ "XX${XR_APP_ICON_IMAGE}" != "XX" ]
    then
        echo "  ${XR_APP_ICON_IMAGE}"
    fi
    echo ""
    echo ""
    echo "         Please start RetroArch and quit"
    echo "         it again to reset menu contents"
    echo "         or reboot your Gameshell"
else
    echo "         Rick Dangerous updated"
    echo ""
    echo "Updated files:"
    echo "  ${XR_BIN_FILE}"
    echo "  ${XR_DATA_DIR}/data.zip"
    echo ""
    echo ""
    echo "         Game is ready to play"
fi
echo ""