User Friendlier Installer (#297)

* Add files via upload

* Rename EasierInstallScript.sh to user_install_script.sh

* Add files via upload

* change so it works on deck instead of my desktop

* Update decky_installer.desktop

* make auto password setter work without the password

* Update user_install_script.sh

* make installer exit properly if user does not accept temp password

* Update user_install_script.sh

* add uninstall option

* Update user_install_script.sh

* Update user_install_script.sh

* Update user_install_script.sh

* "optimisation"

* Update user_install_script.sh

* Add sizing to all zenity prompts

* "optimization" part 2

* "Program now runs 50% faster"

:)

* Update user_install_script.sh

* Update user_install_script.sh

* Update user_install_script.sh

* Change text in branch selection in installer

'Select Branch' if choosing between release and prerelease
'Select Option' if choosing between release, prerelease and uninstall

* .desktop file points at where script is going to be

* add comments

* Change "installing" to "uninstalling"

* change it to ask for "sudo/admin" password

* Add secondary loading bar for download progress

Shamelessly stolen (with permission) from emudeck, who stole it from a random blog
No I don't know how that line works, and I don't think I want to.

* Make uninstaller tell user they can exit

* add default text to the download bar just in case

* silence script download

* silence password check

2 files changed, 172 insertions, 0 deletions

diff --git a/dist/decky_installer.desktop b/dist/decky_installer.desktop
new file mode 100644
index 00000000..07e3b6d5
--- /dev/null
+++ b/dist/decky_installer.desktop
@@ -0,0 +1,8 @@
+#!/usr/bin/env xdg-open
+[Desktop Entry]
+Name=Install Decky
+Exec=sh -c 'curl -O --output-dir /tmp/ https://raw.githubusercontent.com/SteamDeckHomebrew/decky-loader/main/dist/user_install_script.sh 2> /dev/null && bash /tmp/user_install_script.sh'
+Icon=steamdeck-gaming-return
+Terminal=true
+Type=Application
+StartupNotify=false
diff --git a/dist/user_install_script.sh b/dist/user_install_script.sh
new file mode 100644
index 00000000..34dadd40
--- /dev/null
+++ b/dist/user_install_script.sh
@@ -0,0 +1,164 @@
+#!/bin/sh
+
+# if a password was set by decky, this will run when the program closes
+temp_pass_cleanup() {
+  echo $PASS | sudo -S -k passwd -d deck
+}
+
+# if the script is not root yet, get the password and rerun as root
+if (( $EUID != 0 )); then
+    PASS_STATUS=$(passwd -S deck 2> /dev/null)
+    if [ "$PASS_STATUS" = "" ]; then
+        echo "Deck user not found. Continuing anyway, as it probably just means user is on a non-steamos system."
+    fi
+
+    if [ "${PASS_STATUS:5:2}" = "NP" ]; then # if no password is set
+        if ( zenity --title="Decky Installer" --width=300 --height=200 --question --text="You appear to have not set an admin password.\nDecky can still install by temporarily setting your password to 'Decky!' and continuing, then removing it when the installer finishes\nAre you okay with that?" ); then
+            yes "Decky!" | passwd deck
+            trap temp_pass_cleanup EXIT # make sure password is removed when application closes
+            PASS="Decky!"
+        else exit 1; fi
+    else
+        # get password
+        FINISHED="false"
+        while [ "$FINISHED" != "true" ]; do
+            PASS=$(zenity --title="Decky Installer" --width=300 --height=100 --entry --hide-text --text="Enter your sudo/admin password")
+            if [[ $? -eq 1 ]] || [[ $? -eq 5 ]]; then
+                exit 1
+            fi
+            if ( echo "$PASS" | sudo -S -k true ); then
+                FINISHED="true"
+            else
+                zenity --title="Decky Installer" --width=150 --height=40 --info --text "Incorrect Password"
+            fi
+        done
+    fi
+
+    if ! [ $USER = "deck" ]; then
+        zenity --title="Decky Installer" --width=300 --height=100 --warning --text "You appear to not be on a deck.\nDecky should still mostly work, but you may not get full functionality."
+    fi
+
+    # get user dir before rerunning as root, otherwise it'll just be 'home/root'
+    USER_DIR="$(getent passwd $USER | cut -d: -f6)"
+    HOMEBREW_FOLDER="${USER_DIR}/homebrew"
+    echo "$PASS" | sudo -S -k sh "$0" "$USER_DIR" "$HOMEBREW_FOLDER" # rerun script as root
+    exit 1
+fi
+
+# all code below should be run as root
+USER_DIR=$1
+HOMEBREW_FOLDER=$2
+
+# if decky is already installed, then also add an 'uninstall' prompt
+if [[ -f "${USER_DIR}/homebrew/services/PluginLoader" ]] ; then
+    BRANCH=$(zenity --title="Decky Installer" --width=360 --height=170 --list --radiolist --text "Select Option:" --hide-header --column "Buttons" --column "Choice" --column "Info" TRUE "release" "(Recommended option)" FALSE "prerelease" "(May be unstable)" FALSE "uninstall decky loader" "")
+else
+    BRANCH=$(zenity --title="Decky Installer" --width=300 --height=100 --list --radiolist --text "Select Branch:" --hide-header --column "Buttons" --column "Choice" --column "Info" TRUE "release" "(Recommended option)" FALSE "prerelease" "(May be unstable)" )
+fi
+if [[ $? -eq 1 ]] || [[ $? -eq 5 ]]; then
+    exit 1
+fi
+
+# uninstall if uninstall option was selected
+if [ "$BRANCH" == "uninstall decky loader" ] ; then
+    (
+    echo "30" ; echo "# Disabling and removing services" ;
+    sudo systemctl disable --now plugin_loader.service > /dev/null
+    sudo rm -f "${USER_DIR}/.config/systemd/user/plugin_loader.service"
+    sudo rm -f "/etc/systemd/system/plugin_loader.service"
+
+    echo "60" ; echo "# Removing Temporary Files" ;
+    rm -rf "/tmp/plugin_loader"
+    rm -rf "/tmp/user_install_script.sh"
+
+    echo "90" ; echo "# Cleaning services folder" ;
+    sudo rm "${HOMEBREW_FOLDER}/services/PluginLoader"
+    echo "100" ; echo "# Uninstall finished, installer can now be closed";
+    ) |
+    zenity --progress \
+  --title="Decky Installer" \
+   --width=300 --height=100 \
+  --text="Uninstalling..." \
+  --percentage=0 \
+  --no-cancel
+  exit 1
+fi
+
+# otherwise install decky loader
+(
+echo "15" ; echo "# Creating file structure" ;
+rm -rf "${HOMEBREW_FOLDER}/services"
+sudo mkdir -p "${HOMEBREW_FOLDER}/services"
+sudo mkdir -p "${HOMEBREW_FOLDER}/plugins"
+touch "${USER_DIR}/.steam/steam/.cef-enable-remote-debugging"
+
+echo "30" ; echo "# Finding latest $BRANCH";
+if [ $BRANCH = 'prerelease' ] ; then
+    RELEASE=$(curl -s 'https://api.github.com/repos/SteamDeckHomebrew/decky-loader/releases' | jq -r "first(.[] | select(.prerelease == "true"))")
+else
+    RELEASE=$(curl -s 'https://api.github.com/repos/SteamDeckHomebrew/decky-loader/releases' | jq -r "first(.[] | select(.prerelease == "false"))")
+fi
+read VERSION DOWNLOADURL < <(echo $(jq -r '.tag_name, .assets[].browser_download_url' <<< ${RELEASE}))
+
+echo "45" ; echo "# Installing version $VERSION" ;
+curl -L $DOWNLOADURL -o ${HOMEBREW_FOLDER}/services/PluginLoader 2>&1 | stdbuf -oL tr '\r' '\n' | sed -u 's/^ *\([0-9][0-9]*\).*\( [0-9].*$\)/\1\n#Download Speed\:\2/' | zenity --progress --title "Downloading Decky" --text="Download Speed: 0" --width=300 --height=100 --auto-close --no-cancel 2>/dev/null
+chmod +x ${HOMEBREW_FOLDER}/services/PluginLoader
+echo $VERSION > ${HOMEBREW_FOLDER}/services/.loader.version
+
+echo "70" ; echo "# Kiling plugin_loader if it exists" ;
+systemctl --user stop plugin_loader 2> /dev/null
+systemctl --user disable plugin_loader 2> /dev/null
+systemctl stop plugin_loader 2> /dev/null
+systemctl disable plugin_loader 2> /dev/null
+
+echo "85" ; echo "# Setting up systemd" ;
+curl -L https://raw.githubusercontent.com/SteamDeckHomebrew/decky-loader/main/dist/plugin_loader-${BRANCH}.service  --output ${HOMEBREW_FOLDER}/services/plugin_loader-${BRANCH}.service
+cat > "${HOMEBREW_FOLDER}/services/plugin_loader-backup.service" <<- EOM
+[Unit]
+Description=SteamDeck Plugin Loader
+After=network-online.target
+Wants=network-online.target
+[Service]
+Type=simple
+User=root
+Restart=always
+ExecStart=${HOMEBREW_FOLDER}/services/PluginLoader
+WorkingDirectory=${HOMEBREW_FOLDER}/services
+KillSignal=SIGKILL
+Environment=PLUGIN_PATH=${HOMEBREW_FOLDER}/plugins
+Environment=LOG_LEVEL=INFO
+[Install]
+WantedBy=multi-user.target
+EOM
+
+# if .service file doesn't exist for whatever reason, use backup file instead
+if [[ -f "${HOMEBREW_FOLDER}/services/plugin_loader-${BRANCH}.service" ]]; then
+    printf "Grabbed latest ${BRANCH} service.\n"
+    sed -i -e "s|\${HOMEBREW_FOLDER}|${HOMEBREW_FOLDER}|" "${HOMEBREW_FOLDER}/services/plugin_loader-${BRANCH}.service"
+    cp -f "${HOMEBREW_FOLDER}/services/plugin_loader-${BRANCH}.service" "/etc/systemd/system/plugin_loader.service"
+else
+    printf "Could not curl latest ${BRANCH} systemd service, using built-in service as a backup!\n"
+    rm -f "/etc/systemd/system/plugin_loader.service"
+    cp "${HOMEBREW_FOLDER}/services/plugin_loader-backup.service" "/etc/systemd/system/plugin_loader.service"
+fi
+
+mkdir -p ${HOMEBREW_FOLDER}/services/.systemd
+cp ${HOMEBREW_FOLDER}/services/plugin_loader-${BRANCH}.service ${HOMEBREW_FOLDER}/services/.systemd/plugin_loader-${BRANCH}.service
+cp ${HOMEBREW_FOLDER}/services/plugin_loader-backup.service ${HOMEBREW_FOLDER}/services/.systemd/plugin_loader-backup.service
+rm ${HOMEBREW_FOLDER}/services/plugin_loader-backup.service ${HOMEBREW_FOLDER}/services/plugin_loader-${BRANCH}.service
+
+systemctl daemon-reload
+systemctl start plugin_loader
+systemctl enable plugin_loader
+echo "100" ; echo "# Install finished, installer can now be closed";
+) |
+zenity --progress \
+  --title="Decky Installer" \
+  --width=300 --height=100 \
+  --text="Installing..." \
+  --percentage=0 \
+  --no-cancel # not actually sure how to make the cancel work properly, so it's just not there unless someone else can figure it out
+
+if [ "$?" = -1 ] ; then
+        zenity --title="Decky Installer" --width=150 --height=70 --error --text="Download interrupted."
+fi