166 lines
4 KiB
Bash
Executable file
166 lines
4 KiB
Bash
Executable file
#!/bin/sh
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set -e
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DOTFILES="$(dirname "$(realpath "$0")")"
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TARGET="$HOME"
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# shellcheck disable=SC1091 # don't complain about following config.local
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[ -r "$DOTFILES/config.local" ] && . "$DOTFILES/config.local"
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GIT_USER="${GIT_USER:-Fernando Schauenburg}"
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GIT_EMAIL="${GIT_EMAIL:-dev@schauenburg.me}"
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main() {
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IS_DRY_RUN=yes
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while getopts 'fht:' opt; do case "$opt" in
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f) unset IS_DRY_RUN;;
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t) TARGET="$OPTARG";;
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h) usage; exit 0;;
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*) usage; exit 1;;
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esac done
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check_dependencies
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greeting
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make_dirs
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stow_home
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link_config
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git_user_config
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}
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check_dependencies() {
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for cmd in stow readlink; do
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if ! command -v "$cmd" >/dev/null 2>&1; then
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error "Dependency \`$cmd\` not found."
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exit 1
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fi
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done
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}
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greeting() {
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dry_run && {
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warn "Performing dry run (use -f to actually make changes)."
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warn
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}
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info "Deploying dotfiles:"
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info " Source: $cyan$DOTFILES$rst"
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info " Target: $cyan$TARGET$rst"
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info " Git user: $green$GIT_USER <$GIT_EMAIL>$rst"
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if [ -t 0 ] && [ -t 1 ]; then
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info
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info "Press ENTER to continue (CTRL-C to cancel)..."
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read -r
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fi
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}
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make_dirs() {
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heading 'create auxiliary directories'
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while read -r item; do
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dir="$TARGET/$item"
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if [ ! -d "$dir" ]; then
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echo "${yellow}MKDIR:$rst $dir"
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dry_run || mkdir -p "$dir"
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fi
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done <<EOF
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.local/share/less/
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.local/share/python/
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.local/share/nvim/shada/
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.local/share/zsh/
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.local/etc/git/
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EOF
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}
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link_config() {
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heading 'link .config directory'
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link="$TARGET/.config"
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dotfiles_config="$DOTFILES/config"
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backup="$TARGET/old_dot_config"
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if [ "$(readlink "$link")" != "$dotfiles_config" ]; then
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if [ -d "$link" ]; then
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echo "${red}WARNING:$rst moving existing '$link' to '$backup'"
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dry_run || mv "$link" "$backup"
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fi
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echo "${yellow}LINK:$rst $link $blue=>$rst $dotfiles_config"
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dry_run || ln -s "$dotfiles_config" "$link"
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fi
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}
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stow_home() {
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heading 'stow home directory'
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stow -v${IS_DRY_RUN:+n} --no-folding -d "$DOTFILES" -t "$TARGET" home 2>&1 \
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| sed -E \
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-e "s/^(WARNING:)/$red\1$rst/" \
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-e "s/^([^:]+:)/$yellow\1$rst/" \
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-e "s/=>/$blue=>$rst/"
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}
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git_user_config() {
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heading 'git user configuration'
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config_file="$TARGET/.local/etc/git/config.user"
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temp_git="$(mktemp)"
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cat >"$temp_git" <<EOF
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# *************************************
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# * DO NOT EDIT THIS FILE *
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# *************************************
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#
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# This file was generated by the bootstrap script and any changes will be
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# overwritten the next time it is run. For local settings, use this instead:
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#
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# ~/.local/etc/git/config
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#
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EOF
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git config -f "$temp_git" user.name "${GIT_USER}"
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git config -f "$temp_git" user.email "${GIT_EMAIL}"
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if ! diff "$config_file" "$temp_git" >/dev/null 2>&1; then
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if [ -f "$config_file" ]; then action=OVERWRITE; else action=CREATE; fi
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echo "$yellow$action:$rst $config_file with contents of $temp_git:"
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echo "$cyan"
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cat "$temp_git"
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echo "$rst"
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dry_run || cp -f "$temp_git" "$config_file"
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fi
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}
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###############################################################################
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# Helper Functions
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###############################################################################
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if [ -t 1 ]; then
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rst="$(printf '\033[0m')"
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red="$(printf '\033[31m')"
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green="$(printf '\033[32m')"
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yellow="$(printf '\033[33m')"
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blue="$(printf '\033[34m')"
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# magenta="$(printf '\033[35m')"
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cyan="$(printf '\033[36m')"
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else
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rst=''
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red=''
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green=''
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yellow=''
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blue=''
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# magenta=''
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cyan=''
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fi
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dry_run() { [ -n "$IS_DRY_RUN" ]; }
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usage() {
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echo "Usage: $(basename "$0") [-h] [-f] [-t <target>]"
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echo ""
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echo " -h print this help and exit"
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echo " -f modify filesystem rather than dry run"
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echo " -t set <target> directory (default: \$HOME)"
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}
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heading() { echo "${blue}===== $1 ==========${rst}"; }
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info() { echo "$*"; }
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warn() { echo "${yellow}$*${rst}"; }
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error() { echo "${red}$*${rst}"; }
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main "$@"
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