From 15852474822774a0a1163f5379f1940d1e0fab1d Mon Sep 17 00:00:00 2001
From: "Gerber, Mike" <mike.gerber@sbb.spk-berlin.de>
Date: Fri, 22 May 2020 17:15:50 +0200
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20ppn2ocr:=20Make=20PPN=20a=20command?=
 =?UTF-8?q?=20line=20parameter?=
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---
 ppn2ocr | 38 +++++++++++++++++++++++++++++---------
 1 file changed, 29 insertions(+), 9 deletions(-)

diff --git a/ppn2ocr b/ppn2ocr
index a94f5e8..6d64540 100755
--- a/ppn2ocr
+++ b/ppn2ocr
@@ -1,16 +1,19 @@
-#!/bin/sh
-#ppn="PPN719671574"
-#ppn="PPN726351202"  # Einblattdruck
-#ppn=PPN787969397  # Folz, Hans: Abenteuerliches Klopfan, 1481
-#ppn=PPN833534149  # Der von Wienn Rueff was ordnung || die Burger auf denen plaetzen ... , 1528
-ppn=PPN77164308X  # Bericht des Evangelischen Vereins an seine Mitglieder und Freunde , 1915
+#!/bin/bash
+# Get OCR results as a OCR-D workspace for a given PPN
 
+set -e  # Abort on error
 
-set -e
 
-self_dir=`dirname $0`
-self_dir=`realpath $self_dir`
+show_help() {
+  cat <<-EOH
+Usage: $0 PPN77164308X
 
+  Get OCR results as a OCR-D workspace for a given PPN
+
+Options:
+  --help                          Show this message and exit.
+EOH
+}
 
 make_workspace () {
     ppn=$1
@@ -40,6 +43,23 @@ make_workspace () {
 }
 
 
+# Command line parameters
+OPTS=`getopt -o h --long help -- "$@"`
+eval set -- "$OPTS"
+while true; do
+    case "$1" in
+        -h|--help) show_help; exit; shift;;
+        --) shift; break;;
+        *) break;;
+    esac
+done
+if [ -z "$1" ]; then show_help; exit; fi
+ppn=$1
+
+
+# From here, the magic happens
+self_dir=`dirname $0`
+self_dir=`realpath $self_dir`
 
 make_workspace $ppn $ppn
 $self_dir/run-docker-hub -I PRESENTATION --skip-validation