85 lines
2.4 KiB
Text
85 lines
2.4 KiB
Text
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#!/usr/bin/env bash
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readonly dependency=("mnussbaum/base16-waybar")
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readonly app="waybar"
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path="$1"
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package="$2"
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theme="$3"
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permanent="$4"
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## Main Entrypoint
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#
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# Finds the right theme template file and starts theme
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# switching and, if necessary, permanent setting processes.
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main() {
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dbg_msg $app "Starting Processor"
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tfile="$path/$package/colors/base16-$theme.css"
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if ! file_exists "$tfile"; then
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dbg_msg $app "error" "Theme template $theme not found in package $package"
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exit 1
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fi
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if [[ "$permanent" == "true" ]]; then save; fi
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# theme
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dbg_msg $app "Processor Done"
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}
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## Theme setter
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#
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# Takes care of permanently writing the desired
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# base16 theme into application settings.
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save() {
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dbg_msg $app "Saving theme"
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local waybar_config_dir="${XDG_CONFIG_HOME:-$HOME/.config}/waybar"
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local waybar_data_dir="${XDG_DATA_HOME:-$HOME/.local/share}/waybar"
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if [[ ! -d "$waybar_data_dir" ]]; then
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mkdir -p "$waybar_data_dir"
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dbg_msg $app "Creating waybar data directory in $waybar_data_dir"
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fi
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cat "$tfile" >"$waybar_data_dir/colorscheme.css"
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dbg_msg $app "Saved theme to $waybar_data_dir/colorscheme.css"
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include "$waybar_config_dir" "$waybar_data_dir"
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command -v killall && killall waybar && waybar &
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}
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## Theme includer
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#
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# Makes sure that theme is actually included in
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# default application startup routine.
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# This is the most invasive step of theming since it
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# rewrites within existing configuration files.
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include() {
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dbg_msg $app "Including theme in configuration"
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local waybar_config_dir="$1"
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local waybar_data_dir="$2"
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if file_exists "$waybar_config_dir/style.css"; then
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line_exists_or_append "$waybar_config_dir/style.css" "@import \"$waybar_data_dir/colorscheme.css\";"
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dbg_msg $app "Successfully included theme in configuration"
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else
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dbg_msg $app "warn" "No default configuration file found"
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fi
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dbg_msg $app "Sucessfully included theme"
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}
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# Safe sourcing: https://stackoverflow.com/a/12694189
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DIR="${BASH_SOURCE%/*}"
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if [[ ! -d "$DIR" ]]; then DIR="$PWD"; fi
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# shellcheck source=utilities.sh
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. "$DIR/utilities.sh"
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## Dependency Checker
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#
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# Makes sure the processor is called for the correct
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# base16 package, or refuses to run if it is not.
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if printf '%s\n' "${dependency[@]}" | grep -q -P "^$package$"; then
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main
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else
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dbg_msg $app "error" "Processor does not work for package $package"
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fi
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