From ca0683a5370b4c00ad35be9c900d7fafc01a6b5e Mon Sep 17 00:00:00 2001
From: WeirdTreeThing <bradyn127@protonmail.com>
Date: Mon, 28 Aug 2023 19:20:58 -0400
Subject: Initial commit

---
 README.md            |   8 ++++
 cros-keyboard-map.py | 111 +++++++++++++++++++++++++++++++++++++++++++++++++++
 install.sh           |  72 +++++++++++++++++++++++++++++++++
 3 files changed, 191 insertions(+)
 create mode 100644 README.md
 create mode 100755 cros-keyboard-map.py
 create mode 100755 install.sh

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..8813662
--- /dev/null
+++ b/README.md
@@ -0,0 +1,8 @@
+# Utility to generate keyd configurations for use on Chromebooks
+
+## Instructions
+1.    git clone https://github.com/WeirdTreeThing/cros-keyboard-map
+2.    cd cros-keyboard-map
+3.    ./install.sh
+
+Thanks to rvaiya for creating [keyd](https://github.com/rvaiya/keyd).
diff --git a/cros-keyboard-map.py b/cros-keyboard-map.py
new file mode 100755
index 0000000..fb27a06
--- /dev/null
+++ b/cros-keyboard-map.py
@@ -0,0 +1,111 @@
+#!/usr/bin/env python3
+
+def vivaldi_scancode_to_keyd(scancode):
+    match scancode:
+        case "90":
+            return "previoussong"
+        case "91":
+            return "zoom"
+        case "92":
+            return "scale"
+        case "93":
+            return "print"
+        case "94":
+            return "brightnessdown"
+        case "95":
+            return "brightnessup"
+        case "97":
+            return "kbdillumdown"
+        case "98":
+            return "kbdillumup"
+        case "99":
+            return "nextsong"
+        case "9A":
+            return "playpause"
+        case "9B":
+            return "micmute"
+        case "9E":
+            return "kbdillumtoggle"
+        case "A0":
+            return "mute"
+        case "AE":
+            return "volumedown"
+        case "B0":
+            return "volumeup"
+        case "E9":
+            return "forward"
+        case "EA":
+            return "back"
+        case "E7":
+            return "refresh"
+
+def load_physmap_data():
+    try:
+        with open("/sys/bus/platform/devices/i8042/serio0/function_row_physmap", "r") as file:
+            return file.read().strip().split()
+    except FileNotFoundError:
+        return ""
+
+def create_keyd_config(physmap):
+    config = ""
+    config += """[ids]
+0001:0001
+
+[main]
+"""
+    # make fn keys act like vivaldi keys when super isn't held
+    i = 0
+    for scancode in physmap:
+        i += 1
+        config += f"f{i} = {vivaldi_scancode_to_keyd(scancode)}\n"
+    config += "\n"
+    
+    # make vivaldi keys act like vivaldi keys when super isn't held
+    i = 0
+    for scancode in physmap:
+        i += 1
+        config += f"{vivaldi_scancode_to_keyd(scancode)} = {vivaldi_scancode_to_keyd(scancode)}\n"
+
+    # make fn keys act like fn keys when super is held
+    i = 0
+    config += "\n[meta]\n"
+    for scancode in physmap:
+        i += 1
+        config += f"f{i} = f{i}\n"
+
+    # make vivaldi keys act like like fn keys when super is held
+    i = 0
+    config += "\n"
+    for scancode in physmap:
+        i += 1
+        config += f"{vivaldi_scancode_to_keyd(scancode)} = f{i}\n"
+
+    # Add various extra shortcuts
+    config += """\n[alt]
+backspace = delete
+meta = capslock
+brightnessdown = kbdillumdown
+brightnessup = kbdillumup
+f6 = kbdillumdown
+f7 = kbdillumup
+
+[control]
+f5 = print
+scale = print
+
+[control+alt]
+backspace = C-A-delete"""
+
+    return config
+
+def main():
+    physmap = load_physmap_data()
+    if not physmap:
+        print("no function row mapping found, using default mapping")
+        physmap = ['EA', 'E9', 'E7', '91', '92', '94', '95', 'A0', 'AE', 'B0']
+    
+    config = create_keyd_config(physmap)
+    with open("cros.conf", "w") as conf:
+        conf.write(config)
+
+main()
diff --git a/install.sh b/install.sh
new file mode 100755
index 0000000..21a65c9
--- /dev/null
+++ b/install.sh
@@ -0,0 +1,72 @@
+#!/bin/bash
+
+#alpine arch and suse have packages
+#need to build on fedora and deb*
+
+if [ -f /usr/bin/apt ]; then
+	distro="deb"
+elif [ -f /usr/bin/zypper ]; then
+	distro="suse"
+elif [ -f /usr/bin/pacman ]; then
+	distro="arch"
+elif [ -f /usr/bin/dnf ]; then
+	distro="fedora"
+elif [ -f /usr/bin/apk ]; then
+	distro="alpine"
+fi
+
+echo "Installing keyd dependencies"
+case $distro in
+    deb)
+        sudo apt install -y build-essential git
+	;;
+    arch)
+	sudo pacman -S --noconfirm base-devel git
+	;;
+    fedora)
+	sudo dnf groupinstall -y "Development Tools" "Development Libraries"
+	;;
+esac
+
+echo "Installing keyd"
+case $distro in
+    suse)
+	sudo zypper --non-interactive install keyd
+	;;
+    arch)
+	git clone https://aur.archlinux.org/keyd.git
+	cd keyd
+	makepkg -si --noconfirm
+	;;
+    alpine)
+	doas apk add --no-interactive keyd
+	;;
+    *)
+        git clone https://github.com/rvaiya/keyd
+	cd keyd
+	make
+	sudo make install
+	cd ..
+        ;;
+esac
+
+echo "Generating config"
+python3 cros-keyboard-map.py
+
+echo "Installing config"
+sudo mkdir -p /etc/keyd
+sudo cp cros.conf /etc/keyd
+
+echo "Enabling keyd"
+case $distro in
+    alpine)
+        doas rc-update add keyd
+        doas rc-service keyd restart
+	;;
+    *)
+        sudo systemctl enable keyd
+	sudo systemctl restart keyd
+	;;
+esac
+
+echo "Done"
-- 
cgit 1.4.1-2-gfad0