Initial implementation to let slides be passed in the backend

akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/BreakoutModel.scala

@@ -18,8 +18,11 @@ object BreakoutModel {
       captureSlides: Boolean,
       captureNotesFilename: String,
       captureSlidesFilename: String,
+      allPages: Boolean,
+      presId: String,
   ): BreakoutRoom2x = {
-    new BreakoutRoom2x(id, externalId, name, parentId, sequence, shortName, isDefaultName, freeJoin, voiceConf, assignedUsers, Vector(), Vector(), None, false, captureNotes, captureSlides, captureNotesFilename, captureSlidesFilename)
+    new BreakoutRoom2x(id, externalId, name, parentId, sequence, shortName, isDefaultName, freeJoin, voiceConf, assignedUsers, Vector(), Vector(), None, false,
+      captureNotes, captureSlides, captureNotesFilename, captureSlidesFilename, allPages, presId)
   }
 
 }

akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/breakout/CreateBreakoutRoomsCmdMsgHdlr.scala

@@ -40,26 +40,30 @@ trait CreateBreakoutRoomsCmdMsgHdlr extends RightsManagementTrait {
   }
 
   def processRequest(msg: CreateBreakoutRoomsCmdMsg, state: MeetingState2x): MeetingState2x = {
-
+    val presId = getPresentationId(state) // The current presentation
-    val presId = getPresentationId(state)
+    val presSlide = getPresentationSlide(state) // The current slide
-    val presSlide = getPresentationSlide(state)
     val parentId = liveMeeting.props.meetingProp.intId
     var rooms = new collection.immutable.HashMap[String, BreakoutRoom2x]
 
     var i = 0
     for (room <- msg.body.rooms) {
+      val roomPresId = if (room.presId.isEmpty) presId else room.presId;
+
       i += 1
       val (internalId, externalId) = BreakoutRoomsUtil.createMeetingIds(liveMeeting.props.meetingProp.intId, i)
       val voiceConf = BreakoutRoomsUtil.createVoiceConfId(liveMeeting.props.voiceProp.voiceConf, i)
 
       val breakout = BreakoutModel.create(parentId, internalId, externalId, room.name, room.sequence, room.shortName,
                                           room.isDefaultName, room.freeJoin, voiceConf, room.users, msg.body.captureNotes,
-                                          msg.body.captureSlides, room.captureNotesFilename, room.captureSlidesFilename)
+                                          msg.body.captureSlides, room.captureNotesFilename, room.captureSlidesFilename,
+                                          room.allPages, roomPresId)
 
       rooms = rooms + (breakout.id -> breakout)
     }
 
     for (breakout <- rooms.values.toVector) {
+      val roomSlides = if (breakout.allPages) -1 else presSlide;
+
       val roomDetail = new BreakoutRoomDetail(
         breakout.id, breakout.name,
         liveMeeting.props.meetingProp.intId,
@@ -72,7 +76,9 @@ trait CreateBreakoutRoomsCmdMsgHdlr extends RightsManagementTrait {
         msg.body.durationInMinutes * 60,
         liveMeeting.props.password.moderatorPass,
         liveMeeting.props.password.viewerPass,
-        presId, presSlide, msg.body.record,
+        breakout.presId,
+        roomSlides,
+        msg.body.record,
         liveMeeting.props.breakoutProps.privateChatEnabled,
         breakout.captureNotes,
         breakout.captureSlides,

akka-bbb-apps/src/main/scala/org/bigbluebutton/core/domain/BreakoutRoom2x.scala

@@ -19,6 +19,8 @@ case class BreakoutRoom2x(
     captureSlides:         Boolean,
     captureNotesFilename:  String,
     captureSlidesFilename: String,
+    allPages: Boolean,
+    presId: String,
 ) {
 
 }

bbb-common-message/src/main/scala/org/bigbluebutton/common2/msgs/BreakoutMsgs.scala

@@ -71,7 +71,7 @@ case class BreakoutRoomDetail(
 object CreateBreakoutRoomsCmdMsg { val NAME = "CreateBreakoutRoomsCmdMsg" }
 case class CreateBreakoutRoomsCmdMsg(header: BbbClientMsgHeader, body: CreateBreakoutRoomsCmdMsgBody) extends StandardMsg
 case class CreateBreakoutRoomsCmdMsgBody(meetingId: String, durationInMinutes: Int, record: Boolean, captureNotes: Boolean, captureSlides: Boolean, rooms: Vector[BreakoutRoomMsgBody], sendInviteToModerators: Boolean)
-case class BreakoutRoomMsgBody(name: String, sequence: Int, shortName: String, captureNotesFilename: String, captureSlidesFilename: String, isDefaultName: Boolean, freeJoin: Boolean, users: Vector[String])
+case class BreakoutRoomMsgBody(name: String, sequence: Int, shortName: String, captureNotesFilename: String, captureSlidesFilename: String, isDefaultName: Boolean, freeJoin: Boolean, users: Vector[String], allPages: Boolean, presId: String)
 
 // Sent by user to request ending all the breakout rooms
 object EndAllBreakoutRoomsMsg { val NAME = "EndAllBreakoutRoomsMsg" }

bbb-common-web/src/main/java/org/bigbluebutton/presentation/PresentationUrlDownloadService.java

@@ -94,6 +94,7 @@ public class PresentationUrlDownloadService {
                 }, 5, TimeUnit.SECONDS);
     }
 
+    // A negative presentationSlide indicates the entire presentation deck should be used.
     private void extractPage(final String sourceMeetingId, final String presentationId,
                              final Integer presentationSlide, final String destinationMeetingId) {
 
@@ -146,7 +147,7 @@ public class PresentationUrlDownloadService {
                 + newFilename;
         File newPresentation = new File(newFilePath);
 
-        if (sourcePresentationFile.getName().toLowerCase().endsWith("pdf")) {
+        if (sourcePresentationFile.getName().toLowerCase().endsWith("pdf") && presentationSlide >= 0) {
             pageExtractor.extractPage(sourcePresentationFile, new File(
                     newFilePath), presentationSlide);
         } else {