Initial commit.

generate.sh

@@ -0,0 +1,126 @@
+#!/bin/bash
+
+DEFAULT_OUTPUT_FOLDER=outputs
+
+bounding_box=
+debug=false
+
+input_file=
+output_name=
+
+# FUNCTION help_short()
+#
+# Print short usage information.
+function help_short() {
+    echo "Usage: $0 [-h|--help] [-d|--debug] [-b|--bounding-box] [-o|--output OUTPUT_NAME] INPUT_FILE"
+}
+
+# FUNCTION help_long()
+#
+# Print detailed usage information.
+function help_long() {
+    help_short
+    printf "\t-d,--debug\tEnable debug mode.\n"
+    printf "\t-b,--bounding-box \tSpecify a bounding-box, either via a string or a file.\n"
+    printf "\t-h,--help\tPrint this help.\n"
+}
+
+# FUNCTION error(...)
+#
+# Print error composed of arguments, then exit.
+function error() {
+    echo "$0: $*" >> /dev/stderr
+    exit 1
+}
+
+# FUNCTION error_and_usage(...)
+#
+# Print error composed of arguments, followed by help, then exit.
+function error_and_usage() {
+    echo "$0: $*" >> /dev/stderr
+    help_short
+    exit 1
+}
+
+# FUNCTION warning(...)
+#
+# Print warning / information composed of arguments.
+function warning() {
+    echo "$0: $*" >> /dev/stderr
+}
+
+# FUNCTION run(...)
+#
+# Execute given command if debug mode is disabled, otherwize
+# print it to stderr.
+function run() {
+    $debug && warning $*
+    $debug || $*
+}
+
+# FUNCTION check_input_file()
+#
+# Check if input file exists and has read access.
+function() check_input_file() {
+
+    if [ -z "${input_file}" ]; then
+        error_and_usage "Missing input file."
+    fi
+
+    if [ ! -e "${input_file}" ]; then
+        error "${input_file} does not exist."
+    fi
+
+    if [ ! -e "${input_file}" ]; then
+        error "${input_file} does not exist."
+    fi
+
+    if [ ! -r "${input_file}" ]; then
+        error "${input_file} is not readable."
+    fi
+
+}
+
+# FUNCTION check_output_file()
+#
+# Check output file.
+function() check_input_file() {
+
+    if [ -z "${output_file}" ]; then
+        output_file=${DEFAULT_OUTPUT_FOLDER}/$(basename -s .pbf ${input_file})
+        warning "No output file specific, switching to ${output_file}."
+    fi
+
+}
+
+# Loop for command line arguments, see:
+#   http://stackoverflow.com/a/14203146/2666289
+while [ ! -z "$1" ]
+do
+    key="$1"
+
+    case $key in
+        -b|--bounding-box)
+            bounding_box="$2"
+            shift
+            ;;
+        -d|--debug)
+            debug=true
+            ;;
+        -o|--output)
+            output_name="$2"
+            shift
+            ;;
+        -h|--help)
+            help_long
+            exit 0
+            ;;
+        *)
+            input_file="$key"
+            ;;
+    esac
+    shift # past argument or value
+done
+
+check_input_file
+check_output_file