Added script to pull framework changes into clones

pull_upstream_changes.sh

@@ -0,0 +1,56 @@
+#!/usr/bin/env bash
+
+# pull_upstream_changes - Updates repo and applies upstream changes
+#
+# Copyright (C) 2016 Peter Mosmans [Radically Open Security]
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+
+# File which has to exist in the target directory to qualify as target
+FINGERPRINT="dtd"
+# List of files and directories that need to be updated
+SOURCEFILES="dtd xslt"
+# Root directory within source repo
+SOURCEROOT="xml"
+
+
+## Don't change anything below this line
+VERSION=0.6
+
+source=$(dirname $(readlink -f $0))
+target=$1
+
+if [ -z "$target" ]; then
+    target=$(readlink -f .)
+    if [ "${target}" == "${source}" ]; then
+        echo "Usage: pull_upstream_changes [TARGET]"
+        echo "       or run from within target directory"
+        exit
+    fi
+fi
+
+# Check if the target actually contains the repository
+if [ ! -z ${FINGERPRINT} ] && [ ! -d $target/dtd ]; then
+   echo "[-] ${target} does not contain the correct repository"
+   exit
+fi
+
+# Update repository
+echo "[*] Updating source repository (${source})..."
+pushd "$source" >/dev/null && git pull && popd >/dev/null
+
+# Only update newer files
+echo "[*] Applying changes (if any)..."
+for sourcefile in ${SOURCEFILES}; do
+    if [ -d "${source}/${SOURCEROOT}/${sourcefile}" ]; then
+       cp -prv ${source}/${SOURCEROOT}/${sourcefile} $target/
+    else
+        cp -pv ${source}/${SOURCEROOT}/${sourcefile} $target/${sourcefile}
+    fi
+done
+echo "[+] Done"
+