From 7e14da18b0320c96859dc3d831cb4c9cd3ee96df Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Wed, 9 Sep 2015 14:31:31 +0200
Subject: [server] Also inform lecture owners about expising images, if the
 image expires before the lecture ends

---
 .../org/openslx/bwlp/sat/mail/MailGenerator.java   | 34 ++++++++++++++++++++--
 1 file changed, 31 insertions(+), 3 deletions(-)

diff --git a/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/mail/MailGenerator.java b/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/mail/MailGenerator.java
index fd7b5a2b..aae515b4 100644
--- a/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/mail/MailGenerator.java
+++ b/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/mail/MailGenerator.java
@@ -13,6 +13,7 @@ import org.apache.log4j.Logger;
 import org.openslx.bwlp.sat.database.mappers.DbConfiguration;
 import org.openslx.bwlp.sat.database.mappers.DbImage;
 import org.openslx.bwlp.sat.database.mappers.DbImagePermissions;
+import org.openslx.bwlp.sat.database.mappers.DbLecture;
 import org.openslx.bwlp.sat.database.mappers.DbLecturePermissions;
 import org.openslx.bwlp.sat.database.mappers.DbUser;
 import org.openslx.bwlp.sat.database.mappers.DbUser.User;
@@ -151,8 +152,10 @@ public class MailGenerator {
 			LOGGER.warn("Could not get image details for image version " + version.imageVersionId);
 			return;
 		}
+		boolean isCurrentlyLatest = image.latestVersionId == null
+				|| image.latestVersionId.equals(version.imageVersionId);
 		String message;
-		if (image.latestVersionId == null || image.latestVersionId.equals(version.imageVersionId)) {
+		if (isCurrentlyLatest) {
 			message = "Die aktuellste Version der VM '" + image.imageName + "' läuft in " + days
 					+ " Tag(en) ab. Bitte aktualisieren Sie die VM, da verknüpfte"
 					+ " Veranstaltungen sonst deaktiviert werden.";
@@ -163,9 +166,34 @@ public class MailGenerator {
 		} else {
 			return;
 		}
-		List<UserInfo> relevantUsers = getUserToMail(image);
+		List<UserInfo> relevantUsers;
+		// Mail users responsible for this image
+		message = wordWrap(message);
+		relevantUsers = getUserToMail(image);
 		for (UserInfo user : relevantUsers) {
-			MailQueue.queue(new Mail(user, wordWrap(message)));
+			MailQueue.queue(new Mail(user, message));
+		}
+		// Mail users using this image for a lecture, but only if the image expires before the lecture ends
+		// And the image to delete is currently the newest image
+		if (!isCurrentlyLatest)
+			return;
+		List<LectureSummary> lectures;
+		try {
+			lectures = DbLecture.getLecturesUsingImageVersion(version.imageVersionId);
+		} catch (SQLException e) {
+			lectures = new ArrayList<>(0);
+		}
+		for (LectureSummary lecture : lectures) {
+			if (lecture.endTime < version.expireTime)
+				continue;
+			message = "Hinweis zur Veranstaltung '" + lecture.lectureName + "': Die verwendete VM '"
+					+ image.imageName + "' läuft in " + days + " Tag(en) ab. Bitte aktualisieren"
+					+ " oder wechseln Sie die VM.";
+			message = wordWrap(message);
+			relevantUsers = getUserToMail(lecture);
+			for (UserInfo user : relevantUsers) {
+				MailQueue.queue(new Mail(user, message));
+			}
 		}
 	}
 
-- 
cgit v1.2.3-55-g7522