#! /bin/bash

set -e

# Get our path reliably...
resolve_symlinks() {
    local dir_context path
    path=$(readlink -- "$1")
    if [ $? -eq 0 ]; then
        dir_context=$(dirname -- "$1")
        resolve_symlinks "$(_prepend_path_if_relative "$dir_context" "$path")"
    else
        printf '%s\n' "$1"
    fi
}

_prepend_path_if_relative() {
    case "$2" in
        /* ) printf '%s\n' "$2" ;;
         * ) printf '%s\n' "$1/$2" ;;
    esac
}

canonicalize_path() {
    if [ -d "$1" ]; then
        _canonicalize_dir_path "$1"
    else
        _canonicalize_file_path "$1"
    fi
}

_canonicalize_dir_path() {
    (cd "$1" 2>/dev/null && pwd -P)
}

_canonicalize_file_path() {
    local dir file
    dir=$(dirname -- "$1")
    file=$(basename -- "$1")
    (cd "$dir" 2>/dev/null && printf '%s/%s\n' "$(pwd -P)" "$file")
}

realpath() {
    canonicalize_path "$(resolve_symlinks "$1")"
}
###

DIR="$(dirname $(realpath $0))"
log="${DIR}/github-sync.log"
date=$(date)
echo -n "${date}" >> "${log}"

on_fail() {
    popd
    echo ' -- failed' >> "${log}"
    echo 'Content-type: text/plain'
    echo ''
    echo 'fail'
    exit 1
}
trap 'on_fail "$_"' ERR

pushd /git/factor-github.git
git --bare fetch origin '*:*'
popd
echo ' -- ok' >> "${log}"
echo 'Content-type: text/plain'
echo ''
echo 'success'