Merge Xtext's deployment Jenkins pipelines

jenkins/milestone-deploy/Jenkinsfile → jenkins/deploy/Jenkinsfile

@@ -8,15 +8,19 @@ pipeline {
   }
 
   parameters {
-    choice(name: 'RELEASE_TYPE', choices: ['M0', 'M1', 'M2', 'M3', 'RC1', 'RC2', 'GA'], description:
+    choice(name: 'DEPLOYMENT_TYPE', choices: ['nightly' /*first is default*/, 'M0', 'M1', 'M2', 'M3', 'RC1', 'RC2', 'GA'], description:
       '''
         Kind of milestone release to build.
       ''')
   }
 
+  triggers { // https://jenkins.io/doc/book/pipeline/syntax/#triggers
+    cron('50 21 * * *') // nightly at 21:50
+  }
+
   environment {
     DOWNLOAD_AREA = '/home/data/httpd/download.eclipse.org/modeling/tmf/xtext'
-    REPOSITORY_PATH="${DOWNLOAD_AREA}/updates/milestones"
+    REPOSITORY_PATH="${DOWNLOAD_AREA}/updates/${params.DEPLOYMENT_TYPE == 'nightly' ? 'nightly' : 'milestones'}"
   }
 
   tools {
@@ -36,8 +40,11 @@ pipeline {
       }
     }
     stage('Prepare versions for Milestone') {
+      when {
+        expression { return params.DEPLOYMENT_TYPE != 'nightly'}
+      }
       steps {
-        sh './scripts/prepare-for-milestone.sh ${RELEASE_TYPE}'
+        sh './scripts/prepare-for-milestone.sh ${DEPLOYMENT_TYPE}'
       }
     }
     stage('Maven Tycho Build, Sign, Deploy') {
@@ -47,7 +54,7 @@ pipeline {
           sh 'for fpr in $(gpg --list-keys --with-colons  | awk -F: \'/fpr:/ {print $10}\' | sort -u); do echo -e "5\ny\n" |  gpg --batch --command-fd 0 --expert --edit-key ${fpr} trust; done'
         }
         sshagent(['projects-storage.eclipse.org-bot-ssh']) {
-          sh './full-deploy.sh -Peclipse-sign,sonatype-oss-release,release-milestone'
+          sh "./full-deploy.sh -Peclipse-sign,sonatype-oss-release,${params.DEPLOYMENT_TYPE == 'nightly' ? 'release-snapshot' : 'release-milestone'}"
         }
       }
     }