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theupriserandClaude Sonnet 5.5
df74295a3d
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01Ss5gKj7XG5JPi27XwGBGTs
88 lines
3.6 KiB
Bash
88 lines
3.6 KiB
Bash
#!/bin/bash
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# "Return to Gaming Mode" desktop shortcut and the sudoers rule it needs.
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# Sourced by steamify.sh; not meant to be run on its own.
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shortcut_desktop_dir() {
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# The target user's Desktop folder, from their user-dirs.dirs.
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local user_home desktop_dir
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user_home="$(getent passwd "$TARGET_USER" | cut -d: -f6)"
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if [[ -f "$user_home/.config/user-dirs.dirs" ]]; then
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desktop_dir=$(grep '^XDG_DESKTOP_DIR=' "$user_home/.config/user-dirs.dirs" | cut -d '"' -f 2)
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desktop_dir="${desktop_dir/\$HOME/$user_home}"
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fi
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echo "${desktop_dir:-$user_home/Desktop}"
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}
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shortcut_install_sudoers() {
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# plasma-login-manager needs the sync bridge run and a restart, which the
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# shortcut can't sudo for interactively (Terminal=false), so it gets a
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# password-less rule scoped to exactly those two commands.
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local sudoers_tmp
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sudoers_tmp="$(mktemp)"
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cat > "$sudoers_tmp" << EOF
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$TARGET_USER ALL=(root) NOPASSWD: /usr/bin/systemctl start sync-steamos-session.service, /usr/bin/systemctl restart plasmalogin
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EOF
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if sudo visudo -cf "$sudoers_tmp" >/dev/null; then
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sudo install -m 0440 -o root -g root "$sudoers_tmp" /etc/sudoers.d/gamescope-session-switch
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ok "Installed /etc/sudoers.d/gamescope-session-switch for the shortcut."
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else
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warn "Generated sudoers rule failed validation; the shortcut will not be able to restart plasmalogin."
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fi
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rm -f "$sudoers_tmp"
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}
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create_desktop_shortcut() {
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local desktop_dir
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desktop_dir="$(shortcut_desktop_dir)"
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mkdir -p "$desktop_dir"
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# On SDDM, steamos-session-select logging out is enough: Relogin=true
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# logs straight back in to the newly selected session, like SteamOS.
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local exec_line="steamos-session-select gamescope"
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if [[ "$LOGIN_MANAGER" == "plasmalogin" ]]; then
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exec_line="sh -c 'steamos-session-select gamescope && sudo -n /usr/bin/systemctl start sync-steamos-session.service && sudo -n /usr/bin/systemctl restart plasmalogin'"
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shortcut_install_sudoers
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else
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sudo rm -f /etc/sudoers.d/gamescope-session-switch
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fi
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# SteamOS itself uses Valve's "gaming-return" icon (Steam logo with a
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# return arrow; the Deck-style arrow is only used on Steam Deck
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# hardware). The theme installs it (lib/steamos-extras.sh) and updates
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# the shortcut via set_shortcut_icon; without it, use Steam's icon.
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local shortcut_icon="steam"
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[[ -f /usr/local/share/icons/hicolor/scalable/actions/gaming-return.svg ]] &&
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shortcut_icon="gaming-return"
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local shortcut_path="$desktop_dir/Return to Gaming Mode.desktop"
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info "Creating 'Return to Gaming Mode' desktop shortcut at: $shortcut_path"
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# Written with its mode already set: Plasma opens a desktop icon it first
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# saw non-executable in an editor.
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install_executable "$shortcut_path" 755 << EOF
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[Desktop Entry]
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Name=Return to Gaming Mode
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Comment=Switch session back to Gamescope
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Exec=$exec_line
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Icon=$shortcut_icon
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Terminal=false
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Type=Application
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Categories=System;
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EOF
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ok "Desktop shortcut created successfully."
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}
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set_shortcut_icon() {
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# set_shortcut_icon <icon>: update an existing shortcut, if any.
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local shortcut
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shortcut="$(xdg-user-dir DESKTOP 2>/dev/null || echo "$HOME/Desktop")/Return to Gaming Mode.desktop"
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[[ -f "$shortcut" ]] && sed -i "s/^Icon=.*/Icon=$1/" "$shortcut"
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return 0
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}
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remove_desktop_shortcut() {
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local desktop_dir
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desktop_dir="$(xdg-user-dir DESKTOP 2>/dev/null || echo "$HOME/Desktop")"
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rm -f "$desktop_dir/Return to Gaming Mode.desktop"
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sudo rm -f /etc/sudoers.d/gamescope-session-switch
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}
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