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containerfiles/osm-garmin/app/build-gmap.sh

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#!/usr/bin/env bash
. /app/utils.sh
region="$1"
style="$2"
cwd="$(pwd)"
function build_gmap() {
region="$1"
style="$2"
region_shortname="$(get_region_shortname "$region")"
bounds_dir_md5="$(get_md5_dir "$bounds_dir")"
map_md5="$(get_md5 "$maps_dir/$region_shortname.osm.pbf")"
version="$(echo "$bounds_dir_md5|$map_md5" | md5sum | cut -d' ' -f1)"
generated_map_dir="$out_dir/$region_shortname/"
version_path="$generated_map_dir/version.txt"
build="true"
build_failed="false"
if [[ -n "$style" ]]; then
style="$styles_dir/$style.TYP"
fi
mkdir -p "$generated_map_dir"
if [[ -f "$version_path" ]]; then
if [[ $(cat "$version_path") == "$version" ]]; then
build="false"
fi
fi
if [[ $build == "true" ]]; then
cd "$build_dir"
exec_mkgmap \
--add-pois-to-areas \
--bounds="$bounds_dir" \
--gmapsupp \
--index \
--route \
$tiles_dir/$region_shortname/6324*.osm.pbf $style
[[ $? != 0 ]] && build_failed="true"
cd "$cwd"
if [[ $build_failed == "false" ]]; then
rm -f $generated_map_dir/*
mv "$build_dir/gmapsupp.img" "$generated_map_dir/"
mv "$build_dir/osmmap.img" "$generated_map_dir/"
mv "$build_dir/osmmap.tdb" "$generated_map_dir/"
echo "$version" > "$version_path"
rm -f $build_dir/*
else
rm -f $build_dir/*
fi
fi
}
function cleanup() {
rm -f "$build_dir/*"
}
function exec_mkgmap() {
java -jar /opt/mkgmap/mkgmap.jar $@
}
function exec_splitter() {
java -jar /opt/splitter/splitter.jar $@
}
function update_bounds() {
function download_bounds() {
type="$1"
bounds_url_prefix="https://www.thkukuk.de/osm/data"
curl -L --fail "$bounds_url_prefix/$type-latest.zip" -o "$bounds_dir/$type.zip"
unzip -o "$bounds_dir/$type.zip" -d "$bounds_dir"
rm -f "$bounds_dir/$type.zip"
}
download_bounds "bounds"
#download_bounds "sea"
}
function update_osm_map() {
region="$1"
region_filename="$(get_region_shortname "$region").osm.pbf"
region_path="$maps_dir/$region_filename"
curl -L "$(get_pbf_url "$region")" -o "$region_path"
}
function update_tiles() {
region="$1"
region_tiles_dir="$tiles_dir/$(get_region_shortname "$region")"
mkdir -p "$region_tiles_dir"
rm -rf "$region_tiles_dir/*"
cd "$region_tiles_dir" # HACK: --output-dir doesn't work
exec_splitter "$maps_dir/$(get_region_shortname "$region").osm.pbf"
cd "$cwd"
}
mkdir -p "$bounds_dir"
mkdir -p "$build_dir"
mkdir -p "$maps_dir"
mkdir -p "$out_dir"
mkdir -p "$tiles_dir"
if [[ -z $region ]]; then
die "No region specified"
fi
if [[ "$(check_osm_region_exists "$region")" == "true" ]]; then
echo "👀 Checking for OSM updates..."
if [[ "$(check_osm_update "$region")" == "true" ]]; then
[[ $? != 0 ]] && die "Region \"$region\" does not exist"
echo "🌍 Updating OSM map: $region"
update_osm_map "$region"
echo "📒 Updating bounds and sea..."
update_bounds
echo "✂️ Building tiles: $region"
update_tiles "$region"
fi
echo "🔨 Building Garmin map: $region"
build_gmap "$region" "$style"
else
[[ $? != 0 ]] && die "Region \"$region\" does not exist"
fi
echo "🧹 Cleaning up..."
cleanup