public static async Task<ChatContextVM> ListChatRooms(string uId)
{
UserGroupServiceProxy gsvc = new UserGroupServiceProxy();
var m = new ChatContextVM();
var cntx = Cntx;
QueryExpresion qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "GroupName" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "GroupTypeID == " + ApplicationContext.ChatGroupTypeID + " && ParentID is null" }
});
m.TopRooms = new List<EntityAbs<UserGroup>>();
var roots = await gsvc.QueryDatabaseAsync(cntx, new UserGroupSet(), qexpr);
foreach (var r in roots)
{
var top = await gsvc.LoadEntityFullHierarchyRecursAsync(cntx, r);
if (top != null)
m.TopRooms.Add(top);
}
UserGroupMemberServiceProxy uigsvc = new UserGroupMemberServiceProxy();
qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserID" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserGroupRef.GroupTypeID == " + ApplicationContext.ChatGroupTypeID + " && UserID == \"" + uId + "\"" }
});
var recs = await uigsvc.QueryDatabaseAsync(cntx, new UserGroupMemberSet(), qexpr);
if (recs.Count() > 0)
m.MemberIds = (from d in recs select d.UserGroupID).ToArray();
else
m.MemberIds = new string[] { };
return m;
}
public static async Task<string[]> UserGroupChatMembers(string userId)
{
var svc = new UserGroupMemberServiceProxy();
var qexpr = new QueryExpresion();
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserID == \"" + userId + "\" && UserGroupRef.GroupTypeID == " + ApplicationContext.ChatGroupTypeID }
});
var gl = await svc.QueryDatabaseAsync(Cntx, new UserGroupMemberSet(), qexpr);
return gl == null ? null : (from d in gl select d.UserGroupID).ToArray();
}
public static async Task<UserGroup[]> UserGroupChatGroups(string userId)
{
var svc = new UserGroupServiceProxy();
var qexpr = new QueryExpresion();
// check this
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "ID" },
new QToken { TkName = "asc" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "GroupTypeID == " + ApplicationContext.ChatGroupTypeID + " && UserGroupMember.UserID == \"" + userId + "\"" }
});
var gl = await svc.QueryDatabaseAsync(Cntx, new UserGroupSet(), qexpr);
return gl == null ? null : (from d in gl select d).ToArray();
}
private bool PollMessages(CallContext cntx, ulong lastId)
{
var msgsvc = new SignalRMessageServiceProxy();
DateTime dt = DateTime.UtcNow.AddHours(-config.TimeWindowInHours);
QueryExpresion qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "ID" },
new QToken { TkName = "desc" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "ApplicationID == \"" + config.App.ID + "\" && ID > " + lastId + " && TimeStamp > " + dt.Ticks }
});
var msgs = msgsvc.QueryDatabaseLimited(cntx, new SignalRMessageSet(), qexpr, config.MaxBacklogMessages).ToArray();
if (msgs.Length > 0)
{
LastMessageId = (ulong)msgs[0].ID;
IsLastMessageIdChanged = true;
foreach (var e in from d in msgs orderby d.ID ascending select d)
{
var smsg = ScaleoutMessage.FromBytes(e.MesssageData);
forwardMessage((ulong)e.ID, smsg);
}
}
return msgs.Length > 0;
}
public static async Task<List<MemberNotificationType>> GetRecentCategorized(string userId, SimpleMessage[] msgs, int? typeId, int max)
{
var cntx = Cntx;
MembershipPlusServiceProxy svc = new MembershipPlusServiceProxy();
MemberNotificationTypeServiceProxy tsvc = new MemberNotificationTypeServiceProxy();
MemberNotificationServiceProxy nsvc = new MemberNotificationServiceProxy();
var categs = await tsvc.QueryDatabaseAsync(cntx, new MemberNotificationTypeSet(), null);
List<MemberNotificationType> tlist = new List<MemberNotificationType>();
DateTime dt = DateTime.UtcNow.AddDays(-1);
foreach (var categ in categs)
{
if (typeId.HasValue && categ.ID != typeId.Value)
continue;
var cond = new MemberNotificationSetConstraints
{
ApplicationIDWrap = new ForeignKeyData<string> { KeyValue = AppId },
UserIDWrap = new ForeignKeyData<string> { KeyValue = userId },
TypeIDWrap = new ForeignKeyData<int> { KeyValue = categ.ID }
};
QueryExpresion qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "PriorityLevel" },
new QToken { TkName = "desc" },
new QToken { TkName = "CreatedDate" },
new QToken { TkName = "desc" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "ReadCount == 0 && CreatedDate >= " + svc.FormatRepoDateTime(dt) }
});
foreach (var msg in msgs)
{
qexpr.FilterTks.Add(new QToken
{
TkName = " && ID != \"" + msg.Id + "\""
});
}
var list = (await nsvc.ConstraintQueryLimitedAsync(cntx, new MemberNotificationSet(), cond, qexpr, max)).ToList();
if (list.Count > 0)
{
categ.ChangedMemberNotifications = list.ToArray();
tlist.Add(categ);
}
}
return tlist;
}
public static async Task<string[]> LoadMessages(string peerId, string userId, int maxMessages, bool dialog)
{
var svc = new MembershipPlusServiceProxy();
var usvc = new UserServiceProxy();
var msgsvc = new ShortMessageServiceProxy();
var cntx = Cntx;
var peer = await usvc.LoadEntityByKeyAsync(cntx, peerId);
DateTime dt = DateTime.UtcNow.AddMinutes(-InitMsgTimeWindow);
var cond = new ShortMessageSetConstraints
{
ApplicationIDWrap = new ForeignKeyData<string> { KeyValue = AppId },
TypeIDWrap = new ForeignKeyData<int> { KeyValue = 1 },
GroupIDWrap = new ForeignKeyData<string> { KeyValue = null }
};
var qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "CreatedDate" },
new QToken { TkName = "desc" }
});
// ToIDWrap = new ForeignKeyData<string> { KeyValue = peerId },
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "( FromID == \"" + peerId + "\" && ToID == \"" + userId + "\" || FromID == \"" + userId + "\" && ToID == \"" + peerId + "\" ) && CreatedDate > " + svc.FormatRepoDateTime(dt) }
});
if (dialog)
{
qexpr.FilterTks.Add(new QToken { TkName = " && ReplyToID is null" });
}
var msgs = (await msgsvc.ConstraintQueryLimitedAsync(cntx, new ShortMessageSet(), cond, qexpr, maxMessages)).ToArray();
List<string> jsonMsgs = new List<string>();
if (msgs.Length > 0)
{
for (int i = msgs.Length - 1; i >= 0; i--)
{
EntitySetType[] excludes;
if (dialog)
{
excludes = new EntitySetType[]
{
EntitySetType.UserGroup,
//EntitySetType.ShortMessageAudience,
EntitySetType.ShortMessageAttachment
};
}
else
{
excludes = new EntitySetType[]
{
EntitySetType.UserGroup,
//EntitySetType.ShortMessageAudience,
EntitySetType.ShortMessageAttachment,
EntitySetType.ShortMessage
};
}
msgs[i] = await msgsvc.LoadEntityGraphRecursAsync(cntx, msgs[i].ID, excludes, null);
jsonMsgs.Add(GetJsonMessage(msgs[i], userId, peer, dialog));
}
}
return jsonMsgs.ToArray();
}
public static async Task<MemberCallback> FindPeer(string chatHubId, string userId, string peerId)
{
var cntx = Cntx;
MembershipPlusServiceProxy svc = new MembershipPlusServiceProxy();
DateTime dt = DateTime.UtcNow.AddMinutes(-ApplicationContext.OnlineUserInactiveTime);
MemberCallbackServiceProxy mcbsvc = new MemberCallbackServiceProxy();
var qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserID" },
new QToken { TkName = "asc" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "HubID == \"" + chatHubId + "\" && ChannelID == \"" + userId + "\" && ConnectionID is not null && IsDisconnected == false" },
new QToken { TkName = "&&" },
new QToken { TkName = "ApplicationID == \"" + AppId + "\" && UserID == \"" + peerId + "\"" },
new QToken { TkName = "&&" },
new QToken { TkName = "UserAppMemberRef.LastActivityDate > " + svc.FormatRepoDateTime(dt) }
});
MemberCallbackServiceProxy cbsv = new MemberCallbackServiceProxy();
return (await cbsv.QueryDatabaseAsync(cntx, new MemberCallbackSet(), qexpr)).SingleOrDefault();
}
public static async Task<PeerShotMessage> UpdateUserMessage(string chatHubId, string userId, string peerId, string msgId, string message)
{
var cntx = Cntx;
UserServiceProxy usvc = new UserServiceProxy();
var u = await usvc.LoadEntityByKeyAsync(cntx, userId);
var peer = await usvc.LoadEntityByKeyAsync(cntx, peerId);
ShortMessageServiceProxy msvc = new ShortMessageServiceProxy();
PeerShotMessage m = new PeerShotMessage();
ShortMessage msg = await msvc.LoadEntityByKeyAsync(cntx, msgId);
if (msg == null || msg.FromID != userId || msg.ToID != peerId)
return null;
var now = DateTime.UtcNow;
msg.MsgText = message;
msg.LastModified = now;
var r = await msvc.AddOrUpdateEntitiesAsync(cntx, new ShortMessageSet(), new ShortMessage[] { msg });
var _msg = r.ChangedEntities[0].UpdatedItem;
_msg.User_FromID = u;
m.msg = GetJsonMessage(_msg, userId, peer, false);
UserAssociationServiceProxy uasvc = new UserAssociationServiceProxy();
var utop = await uasvc.LoadEntityByKeyAsync(cntx, userId, peerId, ApplicationContext.ChatAssocTypeId);
if (utop != null)
{
utop.InteractCount = utop.InteractCount == null ? 1 : utop.InteractCount + 1;
utop.LastInteract = DateTime.UtcNow;
await uasvc.AddOrUpdateEntitiesAsync(cntx, new UserAssociationSet(), new UserAssociation[] { utop });
}
MembershipPlusServiceProxy svc = new MembershipPlusServiceProxy();
DateTime dt = DateTime.UtcNow.AddMinutes(-ApplicationContext.OnlineUserInactiveTime);
MemberCallbackServiceProxy mcbsvc = new MemberCallbackServiceProxy();
var qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserID" },
new QToken { TkName = "asc" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "HubID == \"" + chatHubId + "\" && ChannelID == \"" + userId + "\" && ConnectionID is not null && IsDisconnected == false" },
new QToken { TkName = "&&" },
new QToken { TkName = "ApplicationID == \"" + AppId + "\" && UserID == \"" + peerId + "\"" },
new QToken { TkName = "&&" },
new QToken { TkName = "UserAppMemberRef.LastActivityDate > " + svc.FormatRepoDateTime(dt) }
});
MemberCallbackServiceProxy cbsv = new MemberCallbackServiceProxy();
m.peer = (await cbsv.QueryDatabaseAsync(cntx, new MemberCallbackSet(), qexpr)).SingleOrDefault();
return m;
}
public static async Task<UserDetailsVM> GetUserDetails(string id, bool direct = false)
{
UserDetailServiceProxy udsvc = new UserDetailServiceProxy();
var cntx = Cntx;
cntx.DirectDataAccess = direct;
var details = await udsvc.LoadEntityByKeyAsync(cntx, ApplicationContext.App.ID, id);
UserDetailsVM m = null;
if (details != null)
{
if (!details.IsDescriptionLoaded)
{
details.Description = udsvc.LoadEntityDescription(cntx, ApplicationContext.App.ID, id);
details.IsDescriptionLoaded = true;
}
m = new UserDetailsVM { Details = details };
m.IsPhotoAvailable = !string.IsNullOrEmpty(details.PhotoMime);
}
else
{
m = new UserDetailsVM();
m.IsPhotoAvailable = false;
}
UserDetailSet uds = new UserDetailSet();
m.Genders = uds.GenderValues;
QueryExpresion qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "ID" },
new QToken { TkName = "asc" }
});
CommunicationTypeServiceProxy ctsvc = new CommunicationTypeServiceProxy();
var lct = await ctsvc.QueryDatabaseAsync(Cntx, new CommunicationTypeSet(), qexpr);
m.ChannelTypes = lct.ToArray();
CommunicationServiceProxy csvc = new CommunicationServiceProxy();
//qexpr = new QueryExpresion();
//qexpr.OrderTks = new List<QToken>(new QToken[] {
// new QToken { TkName = "TypeID" },
// new QToken { TkName = "asc" }
//});
//qexpr.FilterTks = new List<QToken>(new QToken[] {
// new QToken { TkName = "UserID" },
// new QToken { TkName = "==" },
// new QToken { TkName = "\"" + id + "\"" },
// new QToken { TkName = "&&" },
// new QToken { TkName = "ApplicationID" },
// new QToken { TkName = "==" },
// new QToken { TkName = "\"" + ApplicationContext.App.ID + "\"" }
//});
//var lc = await csvc.QueryDatabaseAsync(Cntx, new CommunicationSet(), qexpr);
var fkeys = new CommunicationSetConstraints
{
ApplicationIDWrap = new ForeignKeyData<string> { KeyValue = ApplicationContext.App.ID },
TypeIDWrap = null, // no restriction on types
UserIDWrap = new ForeignKeyData<string> { KeyValue = id }
};
var lc = await csvc.ConstraintQueryAsync(Cntx, new CommunicationSet(), fkeys, null);
foreach (var c in lc)
{
c.Comment = await csvc.LoadEntityCommentAsync(Cntx, c.ID);
c.IsCommentLoaded = true;
c.CommunicationTypeRef = await csvc.MaterializeCommunicationTypeRefAsync(Cntx, c);
m.Channels.Add(new { id = c.ID, label = c.DistinctString, addr = c.AddressInfo, comment = c.Comment, typeId = c.CommunicationTypeRef.TypeName });
}
return m;
}
private static QueryExpresion getConnectedGroupMemberFilter(string hubId, string groupId, bool supervisor = false)
{
MembershipPlusServiceProxy svc = new MembershipPlusServiceProxy();
DateTime dt = DateTime.UtcNow.AddMinutes(-ApplicationContext.OnlineUserInactiveTime);
QueryExpresion qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserID" },
new QToken { TkName = "asc" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "HubID == \"" + hubId + "\" && ChannelID == \"" + groupId + "\" && ConnectionID is not null && IsDisconnected == false" + (!supervisor ? "" : " && SupervisorMode is not null && SupervisorMode == true") },
new QToken { TkName = "&&" },
new QToken { TkName = "ApplicationID == \"" + AppId + "\"" },
new QToken { TkName = "&&" },
new QToken { TkName = "UserAppMemberRef.UserRef.UserGroupMember.UserGroupID == \"" + groupId + "\"" },
new QToken { TkName = "&&" },
new QToken { TkName = "UserAppMemberRef.LastActivityDate > " + svc.FormatRepoDateTime(dt) }
});
return qexpr;
}
public static async Task<ShotMessageNotice> UpdateUserMessage(string noticeHubId, string chatHubId, string userId, string groupId, string msgId, string message)
{
var cntx = Cntx;
UserGroupServiceProxy gsvc = new UserGroupServiceProxy();
var g = await gsvc.LoadEntityByKeyAsync(cntx, groupId);
ShortMessageServiceProxy msvc = new ShortMessageServiceProxy();
var msg = await msvc.LoadEntityByKeyAsync(cntx, msgId);
if (msg == null || msg.FromID != userId)
return null;
if (msg.MsgText == message)
return null;
var now = DateTime.UtcNow;
msg.MsgTitle = GetLeadText(message);
msg.MsgText = message;
msg.LastModified = now;
await msvc.AddOrUpdateEntitiesAsync(cntx, new ShortMessageSet(), new ShortMessage[] { msg });
UserServiceProxy usvc = new UserServiceProxy();
var u = await usvc.LoadEntityByKeyAsync(cntx, userId);
msg.User_FromID = u;
UserGroupMemberServiceProxy gmsvc = new UserGroupMemberServiceProxy();
var cond = new UserGroupMemberSetConstraints
{
UserGroupIDWrap = new ForeignKeyData<string> { KeyValue = groupId }
};
var qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] { new QToken { TkName = "UserID" } });
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken
{
TkName = "SubscribedTo is not null && SubscribedTo == true"
}
});
var gmbs = await gmsvc.ConstraintQueryAsync(cntx, new UserGroupMemberSet(), cond, qexpr);
List<MemberNotification> notices = new List<MemberNotification>();
List<MemberCallback> noteCbks = new List<MemberCallback>();
MemberCallbackServiceProxy mcbsvc = new MemberCallbackServiceProxy();
string noticeMsg = "Group message by " + u.Username + " updated in " + g.DistinctString;
MemberNotificationTypeServiceProxy ntsvc = new MemberNotificationTypeServiceProxy();
var ntype = await ntsvc.LoadEntityByKeyAsync(cntx, ApplicationContext.NewMessageNoticeTypeId);
foreach (var m in gmbs)
{
if (m.ActivityNotification.HasValue && m.ActivityNotification.Value)
{
var cb = await mcbsvc.LoadEntityByKeyAsync(cntx, groupId, noticeHubId, AppId, m.UserID);
if (cb.ConnectionID != null && !cb.IsDisconnected)
{
cb.UserAppMemberRef = await mcbsvc.MaterializeUserAppMemberRefAsync(cntx, cb);
noteCbks.Add(cb);
}
}
notices.Add(new MemberNotification
{
ID = Guid.NewGuid().ToString(),
Title = noticeMsg,
CreatedDate = now,
PriorityLevel = 0,
ReadCount = 0,
ApplicationID = AppId,
TypeID = ApplicationContext.NewMessageNoticeTypeId,
UserID = userId
});
}
var peers = await ListConnectIds(chatHubId, groupId);
List<ShortMessageAudience> laud = new List<ShortMessageAudience>();
foreach (var peer in peers)
{
if (peer.UserID != userId)
{
var a = new ShortMessageAudience
{
MsgID = msg.ID,
UserID = peer.UserID,
VoteCount = 0
};
laud.Add(a);
}
}
if (laud.Count > 0)
{
ShortMessageAudienceServiceProxy audsvc = new ShortMessageAudienceServiceProxy();
await audsvc.AddOrUpdateEntitiesAsync(cntx, new ShortMessageAudienceSet(), laud.ToArray());
}
if (notices.Count > 0)
{
MemberNotificationServiceProxy nsvc = new MemberNotificationServiceProxy();
await nsvc.AddOrUpdateEntitiesAsync(cntx, new MemberNotificationSet(), notices.ToArray());
}
return new ShotMessageNotice { msg = GetJsonMessage(msg, userId, g, false), brief = noticeMsg, categ = ntype, peers = peers, callbacks = noteCbks };
}
public static async Task<dynamic> Subscribe(string userId, string groupId)
{
var cntx = Cntx;
UserGroupMemberServiceProxy uigsvc = new UserGroupMemberServiceProxy();
var uig = await uigsvc.LoadEntityByKeyAsync(cntx, groupId, userId);
if (uig != null && uig.SubscribedTo.HasValue && uig.SubscribedTo.Value)
return new { ok = false, msg = ResourceUtils.GetString("73cca337310dc88725934ac22120ffaf", "You are already a subscriber!") };
QueryExpresion qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>();
qexpr.OrderTks.Add(new QToken { TkName = "UserGroupID" });
qexpr.FilterTks = new List<QToken>();
qexpr.FilterTks.Add(new QToken
{
TkName = "UserID == \"" + userId + "\" && SubscribedTo is not null && SubscribedTo == true"
});
var uigs = await uigsvc.QueryDatabaseAsync(cntx, new UserGroupMemberSet(), qexpr);
if (uigs.Count() >= MaxSubscriptions)
{
return new
{
ok = false,
msg = ResourceUtils.GetString("06200770094b57284bc7b16e0c7ea274", "You number of subscriptions exeeds the allowed limit, please unsubscribe from some of the existing ones first.")
};
}
if (uig == null)
{
uig = new UserGroupMember
{
UserID = userId,
UserGroupID = groupId,
SubscribedTo = true,
ActivityNotification = false
};
}
else
uig.SubscribedTo = true;
await uigsvc.AddOrUpdateEntitiesAsync(cntx, new UserGroupMemberSet(), new UserGroupMember[] { uig });
return new { ok = true, msg = "" };
}
public static async Task<ChatRoomVM> LoadChatRoom(string hubId, string groupId, string userId, int maxMessages, bool dialog = false)
{
UserGroupServiceProxy gsvc = new UserGroupServiceProxy();
var cntx = Cntx;
ChatRoomVM m = new ChatRoomVM() { RoomExists = false, DialogMode = dialog };
if (!string.IsNullOrEmpty(groupId))
{
var g = await gsvc.LoadEntityByKeyAsync(cntx, groupId);
if (g != null)
{
m.RoomExists = true;
m.ID = groupId;
m.RoomPath = g.DistinctString.Split('/');
m.RoomInfo = await gsvc.LoadEntityGroupDescriptionAsync(cntx, g.ID);
UserGroupMemberServiceProxy gmsvc = new UserGroupMemberServiceProxy();
UserGroupMember uig = await gmsvc.LoadEntityByKeyAsync(cntx, groupId, userId);
if (uig == null)
{
uig = new UserGroupMember
{
UserID = userId,
UserGroupID = groupId,
SubscribedTo = false,
ActivityNotification = false
};
await gmsvc.AddOrUpdateEntitiesAsync(cntx, new UserGroupMemberSet(), new UserGroupMember[] { uig });
}
cntx.DirectDataAccess = true;
MemberCallbackServiceProxy cbsv = new MemberCallbackServiceProxy();
var qexpr = getConnectedGroupMemberFilter(hubId, g.ID);
var peers = (await cbsv.QueryDatabaseAsync(cntx, new MemberCallbackSet(), qexpr)).ToArray();
List<string> jsonPeers = new List<string>();
if (peers.Length > 0)
{
for (int i = 0; i < peers.Length; i++)
{
// retrieve the related entity graph
peers[i] = await cbsv.LoadEntityGraphRecursAsync(cntx, groupId, hubId, AppId, peers[i].UserID, null, null);
jsonPeers.Add(GetJsonPeer(peers[i]));
}
}
m.ActivePeers = jsonPeers.ToArray();
cntx.DirectDataAccess = false;
ShortMessageServiceProxy msgsvc = new ShortMessageServiceProxy();
var cond = new ShortMessageSetConstraints
{
ApplicationIDWrap = new ForeignKeyData<string> { KeyValue = AppId },
TypeIDWrap = new ForeignKeyData<int> { KeyValue = ApplicationContext.ChatShortMsgTypeId },
GroupIDWrap = new ForeignKeyData<string> { KeyValue = groupId }
};
UserGroupMemberServiceProxy uigsvc = new UserGroupMemberServiceProxy();
qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserID" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserGroupID == \"" + g.ID + "\" && SubscribedTo is not null && SubscribedTo == true" }
});
m.Subscribers = (int)(await uigsvc.QueryEntityCountAsync(cntx, new UserGroupMemberSet(), qexpr));
var svc = new MembershipPlusServiceProxy();
DateTime dt = DateTime.UtcNow.AddMinutes(-InitMsgTimeWindow);
qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "CreatedDate" },
new QToken { TkName = "desc" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "ToID is null && CreatedDate > " + svc.FormatRepoDateTime(dt) }
});
if (dialog)
{
qexpr.FilterTks.Add(new QToken { TkName = " && ReplyToID is null" });
}
var msgs = (await msgsvc.ConstraintQueryLimitedAsync(cntx, new ShortMessageSet(), cond, qexpr, maxMessages)).ToArray();
List<string> jsonMsgs = new List<string>();
if (msgs.Length > 0)
{
for (int i = msgs.Length - 1; i >= 0; i--)
{
EntitySetType[] excludes;
if (dialog)
{
excludes = new EntitySetType[]
{
EntitySetType.UserGroup,
//EntitySetType.ShortMessageAudience,
EntitySetType.ShortMessageAttachment
};
}
else
{
excludes = new EntitySetType[]
{
EntitySetType.UserGroup,
//EntitySetType.ShortMessageAudience,
EntitySetType.ShortMessageAttachment,
EntitySetType.ShortMessage
};
}
msgs[i] = await msgsvc.LoadEntityGraphRecursAsync(cntx, msgs[i].ID, excludes, null);
jsonMsgs.Add(GetJsonMessage(msgs[i], userId, g, dialog));
}
}
m.RecentMsgs = jsonMsgs.ToArray();
}
}
return m;
}
public static async Task<dynamic> LoadRoomSummary(string hubId, string id)
{
UserGroupServiceProxy gsvc = new UserGroupServiceProxy();
var cntx = Cntx;
string descr = await gsvc.LoadEntityGroupDescriptionAsync(cntx, id);
MemberCallbackServiceProxy mcbsvc = new MemberCallbackServiceProxy();
var qexpr = getConnectedGroupMemberFilter(hubId, id);
long cnt = await mcbsvc.QueryEntityCountAsync(cntx, new MemberCallbackSet(), qexpr);
UserGroupMemberServiceProxy uigsvc = new UserGroupMemberServiceProxy();
qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserID" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserGroupID == \"" + id + "\" && SubscribedTo is not null && SubscribedTo == true" }
});
long scnt = await uigsvc.QueryEntityCountAsync(cntx, new UserGroupMemberSet(), qexpr);
qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "Username" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UsersInRole_UserID.RoleRef.UserGroupAdminRole.GroupID == \"" + id + "\"" }
});
UserServiceProxy usvc = new UserServiceProxy();
var admins = await usvc.QueryDatabaseAsync(cntx, new UserSet(), qexpr);
List<dynamic> ladms = new List<dynamic>();
if (admins.Count() > 0)
{
RoleServiceProxy rsvc = new RoleServiceProxy();
foreach (var u in admins)
{
qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "ID" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserGroupAdminRole.GroupID == \"" + id + "\" && UsersInRole.UserID == \"" + u.ID + "\"" }
});
var role = (await rsvc.QueryDatabaseAsync(cntx, new RoleSet(), qexpr)).First();
ladms.Add(new { id = u.ID, name = u.Username, role = role.DisplayName });
}
}
dynamic r = new { descr = descr, active = cnt, subscribers = scnt, admins = ladms };
return r;
}
public static async Task<MemberCallback> OnUserDisconnected(string hubId, string connectId)
{
if (string.IsNullOrEmpty(connectId))
return null;
var cntx = Cntx;
MemberCallbackServiceProxy cbksvc = new MemberCallbackServiceProxy();
QueryExpresion qexpr = new QueryExpresion();
qexpr.OrderTks = new List<QToken>(new QToken[] {
new QToken { TkName = "UserID" },
new QToken { TkName = "asc" }
});
qexpr.FilterTks = new List<QToken>(new QToken[] {
new QToken { TkName = "ApplicationID == \"" + AppId + "\" && HubID == \"" + hubId + "\" && ConnectionID == \"" + connectId + "\"" }
});
var cbk = (await cbksvc.QueryDatabaseAsync(cntx, new MemberCallbackSet(), qexpr)).FirstOrDefault();
if (cbk != null)
{
// top level entity does not need to set 'StartAutoUpdating' since it is done by the proxy:
// cbk.StartAutoUpdating = true;
cbk.ConnectionID = null;
cbk.LastActiveDate = DateTime.UtcNow;
cbk.IsDisconnected = true;
await cbksvc.AddOrUpdateEntitiesAsync(cntx, new MemberCallbackSet(), new MemberCallback[] { cbk });
}
return cbk;
}
private void Subscribe()
{
if (_notifier != null)
{
_trace.TraceWarning("Callback channel is broken. Try to re-establish ... ");
_notifier.Closed -= _delClosed;
_notifier.Faulted -= _delClosed;
}
_notifier = new InstanceContext(this);
_notifier.Closed += _delClosed;
_notifier.Faulted += _delClosed;
try
{
svc = new MembershipPlusDuplexServiceProxy(_notifier);
var sub = new SetSubscription
{
EntityType = EntitySetType.SignalRMessage,
EntityFilter = null
};
var qexpr = new QueryExpresion
{
FilterTks = new List<QToken>()
};
qexpr.FilterTks.Add(new QToken
{
TkName = "ApplicationID == \"" + config.App.ID + "\""
});
sub.EntityFilter = qexpr;
var cntx = Cntx;
svc.SubscribeToUpdates(cntx, cntx.CallerID, cntx.CallerID, new SetSubscription[] { sub });
_trace.TraceWarning("Subscription done.");
CallbackFailed = false;
}
catch
{
_trace.TraceWarning("Subscription failed.");
CallbackFailed = true;
// the data service is down ... wait and try again ...
}
}
