RetroDECK/global.sh

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3.1 KiB
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#!/bin/bash
# This file is containing some global function needed for the script such as the config file tools
# Static variables
rd_conf="/var/config/retrodeck/retrodeck.cfg" # RetroDECK config file path
emuconfigs="/app/retrodeck/emu-configs" # folder with all the default emulator configs
lockfile="/var/config/retrodeck/.lock" # where the lockfile is located
default_sd="/run/media/mmcblk0p1" # Steam Deck SD default path
hard_version="$(cat '/app/retrodeck/version')" # hardcoded version (in the readonly filesystem)
conf_write() {
# writes the variables in the retrodeck config file
echo "DEBUG: printing the config file content before writing it:"
cat "$rd_conf"
echo ""
echo "Writing the config file: $rd_conf"
# TODO: this can be optimized with a while and a list of variables to check
if [ ! -z "$version" ] #if the variable is not null then I update it
then
sed -i "s%version=.*%version=$version%" "$rd_conf"
fi
if [ ! -z "$rdhome" ]
then
sed -i "s%rdhome=.*%rdhome=$rdhome%" "$rd_conf"
fi
if [ ! -z "$roms_folder" ]
then
sed -i "s%roms_folder=.*%roms_folder=$roms_folder%" "$rd_conf"
fi
if [ ! -z "$media_folder" ]
then
sed -i "s%media_folder=.*%media_folder=$media_folder%" "$rd_conf"
fi
if [ ! -z "$themes_folder" ]
then
sed -i "s%themes_folder=.*%themes_folder=$themes_folder%" "$rd_conf"
fi
if [ ! -z "$sdcard" ]
then
sed -i "s%sdcard=.*%sdcard=$sdcard%" "$rd_conf"
fi
echo "DEBUG: New contents:"
cat "$rd_conf"
echo ""
}
# If there is no config file I initalize the file with the the default values
if [ ! -f "$rd_conf" ]
then
echo "RetroDECK config file not found in $rd_conf"
echo "Initializing"
# Initializing the variables
version="$hard_version" # if we are here means that the we are in a new installation, so the version is valorized with the hardcoded one
rdhome="$HOME/retrodeck" # the retrodeck home, aka ~/retrodeck
roms_folder="$rdhome/roms" # the default roms folder path
media_folder="$rdhome/downloaded_media" # the media folder, where all the scraped data is downloaded into
themes_folder="$rdhome/themes" # the themes folder
sdcard="$default_sd" # Steam Deck SD default path
# Writing the variables for the first time
echo '#!/bin/bash' >> $rd_conf
echo "version=$version" >> $rd_conf
echo "rdhome=$rdhome" >> $rd_conf
echo "roms_folder=$roms_folder" >> $rd_conf
echo "media_folder=$media_folder" >> $rd_conf
echo "themes_folder=$themes_folder" >> $rd_conf
echo "sdcard=$sdcard" >> $rd_conf
echo "Setting config file permissions"
chmod +rwx $rd_conf
# If the config file is existing i just read the variables (source it)
else
echo "Found RetroDECK config file in $rd_conf"
echo "Loading it"
source "$rd_conf"
fi