osm-garmin: add Containerfile

osm-garmin/app/build-gmap.sh

@@ -0,0 +1,146 @@
+#!/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