#!/bin/sh
while read oldrev newrev refname; do
	if [[ $refname =~ .*/master$ ]]; then
		# definitely updating master;
		CHECKFILE=$(git ls-tree --full-tree -r HEAD |grep requirements.txt |awk '{print $3}')
		TMPREQ=$(git cat-file -p $CHECKFILE > /tmp/{{PROJECT}}-req.txt)
		if [ $CHECKFILE ]; then
			{{VENVSDIR}}/{{PROJECT}}/bin/pip install -r /tmp/{{PROJECT}}-req.txt
		fi
		if git diff-tree --name-only -r -z $oldrev $newrev $CHECKFILE; then
			{{VENVSDIR}}/{{PROJECT}}/bin/pip install -r /tmp/{{PROJECT}}-req.txt
		fi
	fi
done