Affrae add block_branch_names_not_starting_with_userID.sh (#144)

* Create block_branch_names_not_starting_with_userID.sh

* change check comment

* change comments

* remove uneeded code

* comma fix

* comment fixes

* commented out the happy message

Author: affrae

pre-receive-hooks/block_branch_names_not_starting_with_userID.sh

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+#
+# Pre-receive hook that will block any new commits that their names do not being with the userID
+#
+# More details on pre-receive hooks and how to apply them can be found on
+# https://help.github.com/enterprise/admin/guides/developer-workflow/managing-pre-receive-hooks-on-the-github-enterprise-appliance/
+#
+
+zero_commit="0000000000000000000000000000000000000000"
+
+while read oldrev newrev refname; do
+  # Only check new branches ($oldrev is zero commit), don't block tags
+  if [[ $oldrev == $zero_commit && $refname =~ ^refs/heads/ ]]; then
+    # Check if the branch name begins with the userID - NOTE THIS IS CASE SENSITIVE AT THE MOMENT
+    if [[ ! $refname =~ ^refs/heads/$GITHUB_USER_LOGIN ]]; then
+      echo "Hi, $GITHUB_USER_LOGIN Blocking creation of new branch $refname"
+      echo "because it does not start with your username ($GITHUB_USER_LOGIN)"
+      echo "as outlined in the branch naming policy guide"
+      exit 1
+    fi
+  fi
+done
+# The following echoes may be enabled if you like. They are a purely a cosmetic
+# demo item to show that it does not have to be just error messages passed back.
+# echo "Hi $GITHUB_USER_LOGIN, allowing creation of new branch $refname"
+# echo "because it does start with your username ($GITHUB_USER_LOGIN)"
+# echo "as outlined in the branch naming policy guide - thank you!"
+exit 0