/// <summary>
/// Make a member joined activity object from the more generic database activity object
/// </summary>
/// <param name="activity"></param>
/// <param name="memberService"></param>
/// <returns></returns>
private MemberJoinedActivity GenerateMemberJoinedActivity(Activity activity, MemberService memberService)
{
var dataPairs = ActivityBase.UnpackData(activity);
if (!dataPairs.ContainsKey(AppConstants.KeyUserId))
{
// Log the problem then skip
AppHelpers.LogError($"A member joined activity record with id '{activity.Id}' has no user id in its data.");
return(null);
}
var userId = dataPairs[AppConstants.KeyUserId];
var user = memberService.Get(Convert.ToInt32(userId));
if (user == null)
{
// Log the problem then skip
AppHelpers.LogError($"A member joined activity record with id '{activity.Id}' has a user id '{userId}' that is not found in the user table.");
return(null);
}
return(new MemberJoinedActivity(activity, user));
}
public IEnumerable <ActivityBase> GetAll(int howMany, BadgeService badgeService, MemberService memberService)
{
var activities = ContextPerRequest.Db.Activity.AsNoTracking().Take(howMany);
var specificActivities = ConvertToSpecificActivities(activities, badgeService, memberService);
return(specificActivities);
}
public PagedList <ActivityBase> SearchPagedGroupedActivities(string search, int pageIndex, int pageSize, BadgeService badgeService, MemberService memberService)
{
// Read the database for all activities and convert each to a more specialised activity type
var totalCount = ContextPerRequest.Db.Activity.AsNoTracking().Count(x => x.Type.ToUpper().Contains(search.ToUpper()));
// Get the topics using an efficient
var results = ContextPerRequest.Db.Activity.AsNoTracking()
.Where(x => x.Type.ToUpper().Contains(search.ToUpper()))
.OrderByDescending(x => x.Timestamp)
.Skip((pageIndex - 1) * pageSize)
.Take(pageSize)
.ToList()
.OrderByDescending(x => x.Timestamp)
.ThenByDescending(x => x.Timestamp.TimeOfDay);
var activities = new PagedList <Activity>(results, pageIndex, pageSize, totalCount);
return(ConvertToSpecificActivities(activities, pageIndex, pageSize, badgeService, memberService));
}
/// <summary>
/// Gets a paged list of badges
/// </summary>
/// <param name="pageIndex"></param>
/// <param name="pageSize"></param>
/// <param name="badgeService"></param>
/// <param name="memberService"></param>
/// <returns></returns>
public PagedList <ActivityBase> GetPagedGroupedActivities(int pageIndex, int pageSize, BadgeService badgeService, MemberService memberService)
{
// Read the database for all activities and convert each to a more specialised activity type
var totalCount = ContextPerRequest.Db.Activity.AsNoTracking().Count();
var results = ContextPerRequest.Db.Activity
.AsNoTracking()
.OrderByDescending(x => x.Timestamp)
.Skip((pageIndex - 1) * pageSize)
.Take(pageSize)
.ToList()
.OrderByDescending(x => x.Timestamp)
.ThenByDescending(x => x.Timestamp.TimeOfDay);
var activities = new PagedList <Activity>(results, pageIndex, pageSize, totalCount);
var specificActivities = ConvertToSpecificActivities(activities, pageIndex, pageSize, badgeService, memberService);
return(specificActivities);
}
/// <summary>
/// Converts a paged list of generic activities into a list of more specific activity instances
/// </summary>
/// <param name="activities"></param>
/// <param name="badgeService"></param>
/// <param name="memberService"></param>
/// <returns></returns>
private IEnumerable <ActivityBase> ConvertToSpecificActivities(IEnumerable <Activity> activities, BadgeService badgeService, MemberService memberService)
{
var listedResults = new List <ActivityBase>();
foreach (var activity in activities)
{
if (activity.Type == ActivityType.BadgeAwarded.ToString())
{
var badgeActivity = GenerateBadgeActivity(activity, badgeService, memberService);
if (badgeActivity != null)
{
listedResults.Add(badgeActivity);
}
}
else if (activity.Type == ActivityType.MemberJoined.ToString())
{
var memberJoinedActivity = GenerateMemberJoinedActivity(activity, memberService);
if (memberJoinedActivity != null)
{
listedResults.Add(memberJoinedActivity);
}
}
else if (activity.Type == ActivityType.ProfileUpdated.ToString())
{
var profileUpdatedActivity = GenerateProfileUpdatedActivity(activity, memberService);
if (profileUpdatedActivity != null)
{
listedResults.Add(profileUpdatedActivity);
}
}
}
return(listedResults);
}
/// <summary>
/// Converts a paged list of generic activities into a paged list of more specific activity instances
/// </summary>
/// <param name="activities">Paged list of activities where each member may be a specific activity instance e.g. a profile updated activity</param>
/// <param name="pageIndex"> </param>
/// <param name="pageSize"> </param>
/// <param name="badgeService"></param>
/// <param name="memberService"></param>
/// <returns></returns>
private PagedList <ActivityBase> ConvertToSpecificActivities(PagedList <Activity> activities, int pageIndex, int pageSize, BadgeService badgeService, MemberService memberService)
{
var listedResults = ConvertToSpecificActivities(activities, badgeService, memberService);
return(new PagedList <ActivityBase>(listedResults, pageIndex, pageSize, activities.Count));
}
public List <Category> GetAllowedCategories(IMemberGroup role, string actionType, PermissionService permissionService, MemberService memberService, CategoryPermissionService categoryPermissionService)
{
var cacheKey = string.Concat("GetAllowedCategoriesCode-", role.Id, "-", actionType);
return((List <Category>)ApplicationContext.Current.ApplicationCache.RequestCache.GetCacheItem(cacheKey, () =>
{
var filteredCats = new List <Category>();
var allCats = GetAll();
foreach (var category in allCats)
{
var permissionSet = permissionService.GetPermissions(category, role, memberService, categoryPermissionService);
if (!permissionSet[actionType].IsTicked)
{
// TODO Only add it category is NOT locked
filteredCats.Add(category);
}
}
return filteredCats;
}));
}
/// <summary>
/// Make a badge activity object from the more generic database activity object
/// </summary>
/// <param name="activity"></param>
/// <param name="badgeService"></param>
/// <returns></returns>
private BadgeActivity GenerateBadgeActivity(Activity activity, BadgeService badgeService, MemberService memberService)
{
// Get the corresponding badge
var dataPairs = ActivityBase.UnpackData(activity);
if (!dataPairs.ContainsKey(AppConstants.KeyBadgeId))
{
// Log the problem then skip
AppHelpers.LogError($"A badge activity record with id '{activity.Id}' has no badge id in its data.");
return(null);
}
var badgeId = dataPairs[AppConstants.KeyBadgeId];
var badge = badgeService.Get(new Guid(badgeId));
if (badge == null)
{
// Log the problem then skip
AppHelpers.LogError($"A badge activity record with id '{activity.Id}' has a badge id '{badgeId}' that is not found in the badge table.");
return(null);
}
var userId = dataPairs[AppConstants.KeyUserId];
var user = memberService.Get(Convert.ToInt32(userId));
if (user == null)
{
// Log the problem then skip
AppHelpers.LogError($"A badge activity record with id '{activity.Id}' has a user id '{userId}' that is not found in the user table.");
return(null);
}
return(new BadgeActivity(activity, badge, user));
}
public List <Category> GetAllowedCategories(IMemberGroup role, PermissionService permissionService, MemberService memberService, CategoryPermissionService categoryPermissionService)
{
return(GetAllowedCategories(role, AppConstants.PermissionDenyAccess, permissionService, memberService, categoryPermissionService));
}
/// <summary>
/// The allowed Categories of a member
/// </summary>
/// <param name="memberGroup"></param>
/// <param name="permissionService"></param>
/// <param name="memberService"></param>
/// <param name="categoryPermissionService"></param>
/// <returns></returns>
public List <Category> AllowedCreateCategories(IMemberGroup memberGroup, PermissionService permissionService, MemberService memberService, CategoryPermissionService categoryPermissionService)
{
var allowedAccessCategories = GetAllowedCategories(memberGroup, permissionService, memberService, categoryPermissionService);
var allowedCreateTopicCategories = GetAllowedCategories(memberGroup, AppConstants.PermissionCreateTopics, permissionService, memberService, categoryPermissionService);
var allowedCreateTopicCategoryIds = allowedCreateTopicCategories.Select(x => x.Id);
if (allowedAccessCategories.Any())
{
allowedAccessCategories.RemoveAll(x => allowedCreateTopicCategoryIds.Contains(x.Id));
allowedAccessCategories.RemoveAll(x => memberGroup.Name != AppConstants.AdminRoleName && x.LockCategory);
}
return(allowedAccessCategories);
}
/// <summary>
/// Add a new post
/// </summary>
/// <param name="postContent"> </param>
/// <param name="topic"> </param>
/// <param name="user"></param>
/// <param name="permissionService"></param>
/// <param name="categoryPermissionService"></param>
/// <param name="memberPointsService"></param>
/// <param name="permissions"> </param>
/// <param name="memberService"></param>
/// <returns>True if post added</returns>
public Post AddNewPost(string postContent, Topic topic, Member user, PermissionService permissionService, MemberService memberService,
CategoryPermissionService categoryPermissionService, MemberPointsService memberPointsService, out PermissionSet permissions)
{
// Get the permissions for the category that this topic is in
permissions = permissionService.GetPermissions(topic.Category, user.Groups.FirstOrDefault(), memberService, categoryPermissionService);
// Check this users role has permission to create a post
if (permissions[AppConstants.PermissionDenyAccess].IsTicked || permissions[AppConstants.PermissionReadOnly].IsTicked)
{
// Throw exception so Ajax caller picks it up
throw new ApplicationException(AppHelpers.Lang("Errors.NoPermission"));
}
// Has permission so create the post
var newPost = new Post
{
PostContent = postContent,
Member = user,
MemberId = user.Id,
Topic = topic,
IpAddress = AppHelpers.GetUsersIpAddress(),
DateCreated = DateTime.UtcNow,
DateEdited = DateTime.UtcNow
};
newPost = SanitizePost(newPost);
var category = topic.Category;
if (category.ModerateAllPostsInThisCategory == true)
{
newPost.Pending = true;
}
// create the post
Add(newPost);
// Update the users points score and post count for posting
memberPointsService.Add(new MemberPoints
{
Points = Dialogue.Settings().PointsAddedPerNewPost,
MemberId = user.Id,
RelatedPostId = newPost.Id
});
// add the last post to the topic
topic.LastPost = newPost;
// Add post to members count
memberService.AddPostCount(user);
return(newPost);
}
/// <summary>
/// Delete a post
/// </summary>
/// <param name="unitOfWork"></param>
/// <param name="post"></param>
/// <param name="memberService"></param>
/// <param name="memberPointsService"></param>
/// <param name="topicNotificationService"></param>
/// <returns> True if parent was deleted too</returns>
public bool Delete(UnitOfWork unitOfWork, Post post, MemberService memberService, MemberPointsService memberPointsService, TopicNotificationService topicNotificationService)
{
// Get the topic
var topic = post.Topic;
// The member who created this post
var postMember = memberService.Get(post.MemberId);
var topicDeleted = false;
// See if we need to delete the topic or not
if (post.IsTopicStarter)
{
topic.LastPost = null;
// Delete all posts
if (topic.Posts != null)
{
var postsToDelete = new List <Post>();
postsToDelete.AddRange(topic.Posts);
var memberIds = postsToDelete.Select(x => x.MemberId).Distinct().ToList();
foreach (var postFromTopic in postsToDelete)
{
post.Files.Clear();
DeleteIndividualPost(topic, postFromTopic, memberPointsService, false);
unitOfWork.SaveChanges();
}
// Sync the members post count. For all members who had a post deleted.
var members = memberService.GetAllById(memberIds);
memberService.SyncMembersPostCount(members);
}
if (topic.TopicNotifications != null)
{
var notificationsToDelete = new List <TopicNotification>();
notificationsToDelete.AddRange(topic.TopicNotifications);
foreach (var topicNotification in notificationsToDelete)
{
topicNotificationService.Delete(topicNotification);
}
}
topic.Posts?.Clear();
topic.TopicNotifications?.Clear();
topic.Category = null;
topic.LastPost = null;
ContextPerRequest.Db.Topic.Remove(topic);
// Set to true
topicDeleted = true;
}
else
{
DeleteIndividualPost(topic, post, memberPointsService);
memberService.SyncMembersPostCount(new List <Member> {
postMember
});
}
return(topicDeleted);
}
/// <summary>
/// Returns permission set based on category and role
/// </summary>
/// <param name="category"></param>
/// <param name="memberGroup"></param>
/// <param name="memberService"></param>
/// <param name="categoryPermissionService"></param>
/// <returns></returns>
public PermissionSet GetPermissions(Category category, IMemberGroup memberGroup, MemberService memberService, CategoryPermissionService categoryPermissionService)
{
if (memberGroup == null)
{
// This can only happen if the user has deleted a group, and not reassigned them
// so in this occasion we just set them to a guest until the admin assigns them a new group
memberGroup = memberService.GetGroupByName(AppConstants.GuestRoleName);
}
// Pass the role in to see select which permissions to apply
// Going to cache this per request, just to help with performance
var objectContextKey = string.Concat("GetPermissions", "-", category.Id, "-", memberGroup.Id);
if (!HttpContext.Current.Items.Contains(objectContextKey))
{
switch (memberGroup.Name)
{
case AppConstants.AdminRoleName:
_permissions = GetAdminPermissions(category, memberGroup);
break;
case AppConstants.GuestRoleName:
_permissions = GetGuestPermissions(category, memberGroup, categoryPermissionService);
break;
default:
_permissions = GetOtherPermissions(category, memberGroup, categoryPermissionService);
break;
}
HttpContext.Current.Items.Add(objectContextKey, _permissions);
}
return(HttpContext.Current.Items[objectContextKey] as PermissionSet);
}
