use git to download netpd; detect version from meta file

build_macos.sh

 #!/bin/bash
 
 app_name="netpd"
-app_version="2.3.0"
-app_bundle_name="${app_name}-${app_version}.app"
 package_version=$(date +%Y-%m-%d)
+src_url="https://github.com/reduzent/netpd"
 
 # Pd
 pd_archive_file=~/Downloads/pd-0.51-4.unsigned.mac.tar.gz
@@ -18,12 +17,26 @@ ext_urls+=("http://puredata.info/Members/rdz/software/osc/0.2~git20151118/osc-v0
 ext_urls+=("http://puredata.info/Members/rdz/software/slip/0.1~git20151118/slip-v0.1~git20151118-(Darwin-i386-32)(Darwin-x86_64-32)-externals.tar.gz")
 ext_urls+=("http://puredata.info/Members/zmoelnigbot/software/zexy/2.3.1/zexy%5Bv2.3.1%5D(Darwin-amd64-32)(Linux-amd64-32)(Linux-arm64-32)(Linux-armv7-32)(Linux-i386-32)(Windows-amd64-32)(Windows-i386-32).dek")
 
-# netpd bundle
-netpd_bundle_url="https://www.netpd.org/~roman/netpd-plus-instruments-beta.zip"
-
 # workdir
 work_dir=workdir
 
+function fail {
+  echo "abort due some error"
+  exit 1
+}
+
+# get netpd and extract version
+(
+  cd "$(dirname "$0")"
+  mkdir -p "${work_dir}"
+  cd "${work_dir}"
+  git clone --recursive ${src_url} || fail
+) || fail
+
+app_version=$(sed -n 's|^\#X text [0-9][0-9]* [0-9][0-9]* VERSION \(.*\);|\1|p' "$(dirname $0)/${work_dir}/netpd/includes/netpd-meta.pd") || fail
+app_bundle_name="${app_name}-${app_version}.app"
+
+
 info_plist_replacements="
 s/{DISPLAY_NAME}/${app_name}/
 s/{EXECUTBALE}/Pd/
@@ -31,14 +44,9 @@ s/{ICON_FILES}/netpd.icns/
 s/{BUNDLE_NAME}/${app_name}/
 s/{BUNDLE_SHORT_VERSION}/${app_version}_${package_version}/
 s/{SPOKEN_NAME}/${app_name}/
-s/{BUNDLE_VERSION}/${netpd_version}/
+s/{BUNDLE_VERSION}/${app_version}/
 "
 
-function fail {
-  echo "abort due some error"
-  exit 1
-}
-
 # do stuff
 (
   cd "$(dirname "$0")"
@@ -69,11 +77,8 @@ function fail {
     ) || fail
 
     # install netpd
-    (
-      cd ${app_bundle_name}/Contents/Resources
-      curl --fail -s -o file "${netpd_bundle_url}" || fail
-      unzip -q file && rm file || fail
-    ) || fail
+    rm -rf netpd/.git netpd/.gitignore netpd/.gitmodules netpd/instruments/.git
+    mv netpd ${app_bundle_name}/Contents/Resources || fail
 
   ) || fail