gistfile1.groovy

/* 
 * This is script for the Jenkins email-ext plugin.
 * It make it possibile to send a mail for failing downstream jobs to 
 * source committer. It have to be used for.
 *  
 * Usage: save this script in $JENKINS_HOME/email-templates/committers.groovy
 * In the job configuration use the value "${SCRIPT, script="committers.groovy"}"
 * in the field "Global Recipient List" for the component "Editable Email Notification"
 * 
 */ 
def upstreamBuild = null
def cause = build.causes.find {
       if(it instanceof hudson.model.Cause.UpstreamCause) {
               return true
       }
       return false
}

try {
       while(cause != null) {
               upstreamBuild =
hudson.model.Hudson.instance.getItem(cause.upstreamProject).getBuildByNumber(cause.upstreamBuild)
               if(upstreamBuild == null) {
                       break;
               }
               cause = upstreamBuild.causes.find {
                       if(it instanceof hudson.model.Cause.UpstreamCause) {
                               return true
                       }
                       return false
               }
       }
} catch(e) {
   // do nothing
}

// now we loop through the changeset and add all the users to a list
committers = []

if(upstreamBuild != null && upstreamBuild.changeSet != null) {
   upstreamBuild.changeSet.each() { cs ->
           if(cs.user != null) {
                   def email = cs.user.contains("@") ? cs.user : cs.user + "@gmail.com"
                   committers.add(email)
               }
       }
}

committers.unique().join(',')