post-receive

#!/bin/sh

# webhook post_url: this URL is hit with a POST request when you push
post_url="http://www.postbin.org/q3dil8"
repo_url="http://server"
commit_url="http://server/commit/"
repo_name="reponame"
repo_owner_name="Owner name"
repo_owner_email="name@domain.com"
repo_desc="Description of the repo"

read oldrev newrev refname

refname=${refname##refs/heads/}

gitver=$(git --version)
gitver=${gitver##* }

rev=$(git describe ${newrev} 2>/dev/null)
[[ -z ${rev} ]] && rev=${newrev:0:12}

rawcommit=$(git cat-file commit ${newrev})

author=$(sed -n -e '/^author \([^<]*\).*$/s--\1-p' \
  <<< "${rawcommit}")
author=$(echo ${author} | sed -e 's/[ ]*$//')

email=$(sed -n -e '/^author .*<\([^>]*\).*$/s--\1-p' \
  <<< "${rawcommit}")

logmessage=$(sed -e '1,/^$/d' <<< "${rawcommit}")
logmessage=${logmessage//&/&amp;}
logmessage=${logmessage//</&lt;}
logmessage=${logmessage//>/&gt;}

ts=$(sed -n -e '/^author .*> \([0-9]\+\).*$/s--\1-p' \
  <<< "${rawcommit}")

out="
{
  \"after\": \"${newrev}\", 
  \"before\": \"${oldrev}\", 
  \"commits\": [
    {
      \"added\": [
$(git diff-tree -r --name-only --diff-filter=A ${newrev} | sed -e '1d' -e 's-.*-        \"&\",-' | sed -e '$s/,//')
      ], 
      \"author\": {
        \"email\": \"${email}\", 
        \"name\": \"${author}\"
      }, 
      \"id\": \"${rev}\", 
      \"message\": \"${logmessage}\", 
      \"modified\": [
$(git diff-tree -r --name-only --diff-filter=M ${newrev} | sed -e '1d' -e 's-.*-        \"&\",-' | sed -e '$s/,//')
      ], 
      \"removed\": [
$(git diff-tree -r --name-only --diff-filter=D ${newrev} | sed -e '1d' -e 's-.*-        \"&\",-' | sed -e '$s/,//')
      ], 
      \"timestamp\": \"${ts}\",
      \"url\": \"${commit_url}${newrev}\"
    }
  ], 
  \"ref\": \"${refname}\",
  \"repository\": 
  {
    \"url\": \"${repo_url}\",
    \"name\": \"${repo_name}\",
    \"description\": \"${repo_desc}\",
    \"owner\":
    {
      \"name\": \"${repo_owner_name}\",
      \"email\": \"${repo_owner_email}\"
    }
  }
}"

wget --post-data "payload=${out}" ${post_url} --quiet -o /dev/null