daps2docker-common

#!/usr/bin/env bash
#
# This file is part of the daps2docker scripts
# It contains common variables and 

# --- Variables
#
SYSTEM_CONFIGDIR="/etc/daps2docker"
USER_CONFIGDIR="$HOME/.config/daps2docker"
DEFAULT_CONFIGNAME="config"
GIT_DEFAULT_CONFIGNAME=".daps2docker.conf"
META_PREFIX=".meta"

# Declare some global arrays
declare -A valid_formats
declare -A configfilelist
index=0

# --- Functions
#
is_bool() {
    # Check if the value is a boolean
    # $1 - value to check for boolness
    [[ "$1" == 0 || "$1" == 1 ]] && echo "isbool"
}


load_config_file() {
    # $1 the config file to be loaded
    #
    local config=$1
    if [[ -e $config ]]; then
        source "$config"
        index=$((index + 1))
        configfilelist[$index]=$config
        echo "[INFO] Loading config file \"$config\"..."
    fi
}


get_toplevel_gitdir() {
    # $1 the directory to check if it's a local Git repo
    local DIR=${1:-.}
    # If we have a file, use the directory only
    [ -f $DIR ] && DIR=$(dirname $DIR)

    git -C ${DIR} rev-parse --show-toplevel
}


is_git_dir() {
    local dir=${1:-.}
    # $1 the directory to check if it's a local Git repo
    get_toplevel_gitdir ${dir} 1>/dev/null 2>&1; return $?
}


get_user_id() {
    # Get the user id
    if [ -n "$UID" ]; then
        echo "$UID"
    else
        id -u
    fi
}

get_group_id() {
    # Get the group id
    if [ -n "$GID" ]; then
        echo "$GID"
    else
        id -g
    fi
}

get_user_group_id() {
    # Get the user and group id
    local USER_ID=$(get_user_id)
    local GROUP_ID=$(get_group_id)
    echo "${USER_ID}:${GROUP_ID}"
}

log_message() {
    # $1 - the message to log
    # $2 - the log level
    local message=$1
    local loglevel=${2:-"INFO"}
    echo -e "[$loglevel] $message"
}

log_debug() {
    # $1 - the message to log
    log_message "$1" "DEBUG"
}

log_info() {
    # $1 - the message to log
    log_message "$1" "INFO"
}

log_warn() {
    # $1 - the message to log
    log_message "$1" "WARN"
}

log_error() {
    # $1 - the message to log
    log_message "$1" "ERROR"
}

log_critical() {
    # $1 - the message to log
    log_message "$1" "CRITICAL"
}