diff options
Diffstat (limited to 'BackEnd/Timeline/Services/TimelineService.cs')
| -rw-r--r-- | BackEnd/Timeline/Services/TimelineService.cs | 588 |
1 files changed, 12 insertions, 576 deletions
diff --git a/BackEnd/Timeline/Services/TimelineService.cs b/BackEnd/Timeline/Services/TimelineService.cs index f8c729bf..f943f8b4 100644 --- a/BackEnd/Timeline/Services/TimelineService.cs +++ b/BackEnd/Timeline/Services/TimelineService.cs @@ -51,20 +51,10 @@ namespace Timeline.Services public long UserId { get; set; }
}
- public class PostData : ICacheableData
- {
-#pragma warning disable CA1819 // Properties should not return arrays
- public byte[] Data { get; set; } = default!;
-#pragma warning restore CA1819 // Properties should not return arrays
- public string Type { get; set; } = default!;
- public string ETag { get; set; } = default!;
- public DateTime? LastModified { get; set; } // TODO: Why nullable?
- }
-
/// <summary>
/// This define the interface of both personal timeline and ordinary timeline.
/// </summary>
- public interface ITimelineService
+ public interface ITimelineService : IBasicTimelineService
{
/// <summary>
/// Get the timeline last modified time (not include name change).
@@ -80,19 +70,6 @@ namespace Timeline.Services Task<DateTime> GetTimelineLastModifiedTime(string timelineName);
/// <summary>
- /// Get the timeline id by name.
- /// </summary>
- /// <param name="timelineName">Timeline name.</param>
- /// <returns>Id of the timeline.</returns>
- /// <exception cref="ArgumentNullException">Thrown when <paramref name="timelineName"/> is null.</exception>
- /// <exception cref="ArgumentException">Throw when <paramref name="timelineName"/> is of bad format.</exception>
- /// <exception cref="TimelineNotExistException">
- /// Thrown when timeline with name <paramref name="timelineName"/> does not exist.
- /// If it is a personal timeline, then inner exception is <see cref="UserNotExistException"/>.
- /// </exception>
- Task<long> GetTimelineIdByName(string timelineName);
-
- /// <summary>
/// Get the timeline unique id.
/// </summary>
/// <param name="timelineName">The name of the timeline.</param>
@@ -139,112 +116,7 @@ namespace Timeline.Services /// </exception>
Task ChangeProperty(string timelineName, TimelineChangePropertyRequest newProperties);
- /// <summary>
- /// Get all the posts in the timeline.
- /// </summary>
- /// <param name="timelineName">The name of the timeline.</param>
- /// <param name="modifiedSince">The time that posts have been modified since.</param>
- /// <param name="includeDeleted">Whether include deleted posts.</param>
- /// <returns>A list of all posts.</returns>
- /// <exception cref="ArgumentNullException">Thrown when <paramref name="timelineName"/> is null.</exception>
- /// <exception cref="ArgumentException">Throw when <paramref name="timelineName"/> is of bad format.</exception>
- /// <exception cref="TimelineNotExistException">
- /// Thrown when timeline with name <paramref name="timelineName"/> does not exist.
- /// If it is a personal timeline, then inner exception is <see cref="UserNotExistException"/>.
- /// </exception>
- Task<List<TimelinePost>> GetPosts(string timelineName, DateTime? modifiedSince = null, bool includeDeleted = false);
- /// <summary>
- /// Get the etag of data of a post.
- /// </summary>
- /// <param name="timelineName">The name of the timeline of the post.</param>
- /// <param name="postId">The id of the post.</param>
- /// <returns>The etag of the data.</returns>
- /// <exception cref="ArgumentNullException">Thrown when <paramref name="timelineName"/> is null.</exception>
- /// <exception cref="ArgumentException">Throw when <paramref name="timelineName"/> is of bad format.</exception>
- /// <exception cref="TimelineNotExistException">
- /// Thrown when timeline with name <paramref name="timelineName"/> does not exist.
- /// If it is a personal timeline, then inner exception is <see cref="UserNotExistException"/>.
- /// </exception>
- /// <exception cref="TimelinePostNotExistException">Thrown when post of <paramref name="postId"/> does not exist or has been deleted.</exception>
- /// <exception cref="TimelinePostNoDataException">Thrown when post has no data.</exception>
- /// <seealso cref="GetPostData(string, long)"/>
- Task<string> GetPostDataETag(string timelineName, long postId);
-
- /// <summary>
- /// Get the data of a post.
- /// </summary>
- /// <param name="timelineName">The name of the timeline of the post.</param>
- /// <param name="postId">The id of the post.</param>
- /// <returns>The etag of the data.</returns>
- /// <exception cref="ArgumentNullException">Thrown when <paramref name="timelineName"/> is null.</exception>
- /// <exception cref="ArgumentException">Throw when <paramref name="timelineName"/> is of bad format.</exception>
- /// <exception cref="TimelineNotExistException">
- /// Thrown when timeline with name <paramref name="timelineName"/> does not exist.
- /// If it is a personal timeline, then inner exception is <see cref="UserNotExistException"/>.
- /// </exception>
- /// <exception cref="TimelinePostNotExistException">Thrown when post of <paramref name="postId"/> does not exist or has been deleted.</exception>
- /// <exception cref="TimelinePostNoDataException">Thrown when post has no data.</exception>
- /// <seealso cref="GetPostDataETag(string, long)"/>
- Task<PostData> GetPostData(string timelineName, long postId);
-
- /// <summary>
- /// Create a new text post in timeline.
- /// </summary>
- /// <param name="timelineName">The name of the timeline to create post against.</param>
- /// <param name="authorId">The author's user id.</param>
- /// <param name="text">The content text.</param>
- /// <param name="time">The time of the post. If null, then current time is used.</param>
- /// <returns>The info of the created post.</returns>
- /// <exception cref="ArgumentNullException">Thrown when <paramref name="timelineName"/> or <paramref name="text"/> is null.</exception>
- /// <exception cref="ArgumentException">Throw when <paramref name="timelineName"/> is of bad format.</exception>
- /// <exception cref="TimelineNotExistException">
- /// Thrown when timeline with name <paramref name="timelineName"/> does not exist.
- /// If it is a personal timeline, then inner exception is <see cref="UserNotExistException"/>.
- /// </exception>
- /// <exception cref="UserNotExistException">Thrown if user of <paramref name="authorId"/> does not exist.</exception>
- Task<TimelinePost> CreateTextPost(string timelineName, long authorId, string text, DateTime? time);
-
- /// <summary>
- /// Create a new image post in timeline.
- /// </summary>
- /// <param name="timelineName">The name of the timeline to create post against.</param>
- /// <param name="authorId">The author's user id.</param>
- /// <param name="imageData">The image data.</param>
- /// <param name="time">The time of the post. If null, then use current time.</param>
- /// <returns>The info of the created post.</returns>
- /// <exception cref="ArgumentNullException">Thrown when <paramref name="timelineName"/> or <paramref name="imageData"/> is null.</exception>
- /// <exception cref="ArgumentException">Throw when <paramref name="timelineName"/> is of bad format.</exception>
- /// <exception cref="TimelineNotExistException">
- /// Thrown when timeline with name <paramref name="timelineName"/> does not exist.
- /// If it is a personal timeline, then inner exception is <see cref="UserNotExistException"/>.
- /// </exception>
- /// <exception cref="UserNotExistException">Thrown if user of <paramref name="authorId"/> does not exist.</exception>
- /// <exception cref="ImageException">Thrown if data is not a image. Validated by <see cref="ImageValidator"/>.</exception>
- Task<TimelinePost> CreateImagePost(string timelineName, long authorId, byte[] imageData, DateTime? time);
-
- /// <summary>
- /// Delete a post.
- /// </summary>
- /// <param name="timelineName">The name of the timeline to delete post against.</param>
- /// <param name="postId">The id of the post to delete.</param>
- /// <exception cref="ArgumentNullException">Thrown when <paramref name="timelineName"/> is null.</exception>
- /// <exception cref="ArgumentException">Throw when <paramref name="timelineName"/> is of bad format.</exception>
- /// <exception cref="TimelineNotExistException">
- /// Thrown when timeline with name <paramref name="timelineName"/> does not exist.
- /// If it is a personal timeline, then inner exception is <see cref="UserNotExistException"/>.
- /// </exception>
- /// <exception cref="TimelinePostNotExistException">Thrown when the post with given id does not exist or is deleted already.</exception>
- /// <remarks>
- /// First use <see cref="HasPostModifyPermission(string, long, long, bool)"/> to check the permission.
- /// </remarks>
- Task DeletePost(string timelineName, long postId);
-
- /// <summary>
- /// Delete all posts of the given user. Used when delete a user.
- /// </summary>
- /// <param name="userId">The id of the user.</param>
- Task DeleteAllPostsOfUser(long userId);
/// <summary>
/// Change member of timeline.
@@ -305,29 +177,6 @@ namespace Timeline.Services /// </remarks>
Task<bool> HasReadPermission(string timelineName, long? visitorId);
- /// <summary>
- /// Verify whether a user has the permission to modify a post.
- /// </summary>
- /// <param name="timelineName">The name of the timeline.</param>
- /// <param name="postId">The id of the post.</param>
- /// <param name="modifierId">The id of the user to check on.</param>
- /// <param name="throwOnPostNotExist">True if you want it to throw <see cref="TimelinePostNotExistException"/>. Default false.</param>
- /// <returns>True if can modify, false if can't modify.</returns>
- /// <exception cref="ArgumentNullException">Thrown when <paramref name="timelineName"/> is null.</exception>
- /// <exception cref="ArgumentException">Throw when <paramref name="timelineName"/> is of bad format.</exception>
- /// <exception cref="TimelineNotExistException">
- /// Thrown when timeline with name <paramref name="timelineName"/> does not exist.
- /// If it is a personal timeline, then inner exception is <see cref="UserNotExistException"/>.
- /// </exception>
- /// <exception cref="TimelinePostNotExistException">Thrown when the post with given id does not exist or is deleted already and <paramref name="throwOnPostNotExist"/> is true.</exception>
- /// <remarks>
- /// Unless <paramref name="throwOnPostNotExist"/> is true, this method should return true if the post does not exist.
- /// If the post is deleted, its author info still exists, so it is checked as the post is not deleted unless <paramref name="throwOnPostNotExist"/> is true.
- /// This method does not check whether the user is administrator.
- /// It only checks whether he is the author of the post or the owner of the timeline.
- /// Return false when user with modifier id does not exist.
- /// </remarks>
- Task<bool> HasPostModifyPermission(string timelineName, long postId, long modifierId, bool throwOnPostNotExist = false);
/// <summary>
/// Verify whether a user is member of a timeline.
@@ -395,28 +244,20 @@ namespace Timeline.Services Task<Models.Timeline> ChangeTimelineName(string oldTimelineName, string newTimelineName);
}
- public class TimelineService : ITimelineService
+ public class TimelineService : BasicTimelineService, ITimelineService
{
- public TimelineService(ILogger<TimelineService> logger, DatabaseContext database, IDataManager dataManager, IUserService userService, IImageValidator imageValidator, IClock clock)
+ public TimelineService(DatabaseContext database, IUserService userService, IClock clock)
+ : base(database, userService, clock)
{
- _logger = logger;
_database = database;
- _dataManager = dataManager;
_userService = userService;
- _imageValidator = imageValidator;
_clock = clock;
}
- private readonly ILogger<TimelineService> _logger;
-
private readonly DatabaseContext _database;
- private readonly IDataManager _dataManager;
-
private readonly IUserService _userService;
- private readonly IImageValidator _imageValidator;
-
private readonly IClock _clock;
private readonly UsernameValidator _usernameValidator = new UsernameValidator();
@@ -459,122 +300,12 @@ namespace Timeline.Services };
}
- private async Task<TimelinePost> MapTimelinePostFromEntity(TimelinePostEntity entity, string timelineName)
- {
- User? author = entity.AuthorId.HasValue ? await _userService.GetUser(entity.AuthorId.Value) : null;
-
- ITimelinePostContent? content = null;
-
- if (entity.Content != null)
- {
- var type = entity.ContentType;
-
- content = type switch
- {
- TimelinePostContentTypes.Text => new TextTimelinePostContent(entity.Content),
- TimelinePostContentTypes.Image => new ImageTimelinePostContent(entity.Content),
- _ => throw new DatabaseCorruptedException(string.Format(CultureInfo.InvariantCulture, ExceptionDatabaseUnknownContentType, type))
- };
- }
-
- return new TimelinePost(
- id: entity.LocalId,
- author: author,
- content: content,
- time: entity.Time,
- lastUpdated: entity.LastUpdated,
- timelineName: timelineName
- );
- }
-
- private TimelineEntity CreateNewTimelineEntity(string? name, long ownerId)
- {
- var currentTime = _clock.GetCurrentTime();
-
- return new TimelineEntity
- {
- Name = name,
- NameLastModified = currentTime,
- OwnerId = ownerId,
- Visibility = TimelineVisibility.Register,
- CreateTime = currentTime,
- LastModified = currentTime,
- CurrentPostLocalId = 0,
- Members = new List<TimelineMemberEntity>()
- };
- }
-
-
-
- // Get timeline id by name. If it is a personal timeline and it does not exist, it will be created.
- //
- // This method will check the name format and if it is invalid, ArgumentException is thrown.
- //
- // For personal timeline, if the user does not exist, TimelineNotExistException will be thrown with UserNotExistException as inner exception.
- // For ordinary timeline, if the timeline does not exist, TimelineNotExistException will be thrown.
- //
- // It follows all timeline-related function common interface contracts.
- private async Task<long> FindTimelineId(string timelineName)
- {
- timelineName = TimelineHelper.ExtractTimelineName(timelineName, out var isPersonal);
-
- if (isPersonal)
- {
- long userId;
- try
- {
- userId = await _userService.GetUserIdByUsername(timelineName);
- }
- catch (ArgumentException e)
- {
- throw new ArgumentException(ExceptionFindTimelineUsernameBadFormat, nameof(timelineName), e);
- }
- catch (UserNotExistException e)
- {
- throw new TimelineNotExistException(timelineName, e);
- }
-
- var timelineEntity = await _database.Timelines.Where(t => t.OwnerId == userId && t.Name == null).Select(t => new { t.Id }).SingleOrDefaultAsync();
-
- if (timelineEntity != null)
- {
- return timelineEntity.Id;
- }
- else
- {
- var newTimelineEntity = CreateNewTimelineEntity(null, userId);
- _database.Timelines.Add(newTimelineEntity);
- await _database.SaveChangesAsync();
-
- return newTimelineEntity.Id;
- }
- }
- else
- {
- if (timelineName == null)
- throw new ArgumentNullException(nameof(timelineName));
-
- ValidateTimelineName(timelineName, nameof(timelineName));
-
- var timelineEntity = await _database.Timelines.Where(t => t.Name == timelineName).Select(t => new { t.Id }).SingleOrDefaultAsync();
-
- if (timelineEntity == null)
- {
- throw new TimelineNotExistException(timelineName);
- }
- else
- {
- return timelineEntity.Id;
- }
- }
- }
-
public async Task<DateTime> GetTimelineLastModifiedTime(string timelineName)
{
if (timelineName == null)
throw new ArgumentNullException(nameof(timelineName));
- var timelineId = await FindTimelineId(timelineName);
+ var timelineId = await GetTimelineIdByName(timelineName);
var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).Select(t => new { t.LastModified }).SingleAsync();
@@ -586,31 +317,19 @@ namespace Timeline.Services if (timelineName == null)
throw new ArgumentNullException(nameof(timelineName));
- var timelineId = await FindTimelineId(timelineName);
+ var timelineId = await GetTimelineIdByName(timelineName);
var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).Select(t => new { t.UniqueId }).SingleAsync();
return timelineEntity.UniqueId;
}
- public async Task<long> GetTimelineIdByName(string timelineName)
- {
- if (timelineName == null)
- throw new ArgumentNullException(nameof(timelineName));
-
- var timelineId = await FindTimelineId(timelineName);
-
- var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).Select(t => new { t.Id }).SingleAsync();
-
- return timelineEntity.Id;
- }
-
public async Task<Models.Timeline> GetTimeline(string timelineName)
{
if (timelineName == null)
throw new ArgumentNullException(nameof(timelineName));
- var timelineId = await FindTimelineId(timelineName);
+ var timelineId = await GetTimelineIdByName(timelineName);
var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).Include(t => t.Members).SingleAsync();
@@ -627,262 +346,6 @@ namespace Timeline.Services return await MapTimelineFromEntity(timelineEntity);
}
- public async Task<List<TimelinePost>> GetPosts(string timelineName, DateTime? modifiedSince = null, bool includeDeleted = false)
- {
- modifiedSince = modifiedSince?.MyToUtc();
-
- if (timelineName == null)
- throw new ArgumentNullException(nameof(timelineName));
-
- var timelineId = await FindTimelineId(timelineName);
- IQueryable<TimelinePostEntity> query = _database.TimelinePosts.Where(p => p.TimelineId == timelineId);
-
- if (!includeDeleted)
- {
- query = query.Where(p => p.Content != null);
- }
-
- if (modifiedSince.HasValue)
- {
- query = query.Include(p => p.Author).Where(p => p.LastUpdated >= modifiedSince || (p.Author != null && p.Author.UsernameChangeTime >= modifiedSince));
- }
-
- query = query.OrderBy(p => p.Time);
-
- var postEntities = await query.ToListAsync();
-
- var posts = new List<TimelinePost>();
- foreach (var entity in postEntities)
- {
- posts.Add(await MapTimelinePostFromEntity(entity, timelineName));
- }
- return posts;
- }
-
- public async Task<string> GetPostDataETag(string timelineName, long postId)
- {
- if (timelineName == null)
- throw new ArgumentNullException(nameof(timelineName));
-
- var timelineId = await FindTimelineId(timelineName);
-
- var postEntity = await _database.TimelinePosts.Where(p => p.TimelineId == timelineId && p.LocalId == postId).SingleOrDefaultAsync();
-
- if (postEntity == null)
- throw new TimelinePostNotExistException(timelineName, postId, false);
-
- if (postEntity.Content == null)
- throw new TimelinePostNotExistException(timelineName, postId, true);
-
- if (postEntity.ContentType != TimelinePostContentTypes.Image)
- throw new TimelinePostNoDataException(ExceptionGetDataNonImagePost);
-
- var tag = postEntity.Content;
-
- return tag;
- }
-
- public async Task<PostData> GetPostData(string timelineName, long postId)
- {
- if (timelineName == null)
- throw new ArgumentNullException(nameof(timelineName));
-
- var timelineId = await FindTimelineId(timelineName);
- var postEntity = await _database.TimelinePosts.Where(p => p.TimelineId == timelineId && p.LocalId == postId).SingleOrDefaultAsync();
-
- if (postEntity == null)
- throw new TimelinePostNotExistException(timelineName, postId, false);
-
- if (postEntity.Content == null)
- throw new TimelinePostNotExistException(timelineName, postId, true);
-
- if (postEntity.ContentType != TimelinePostContentTypes.Image)
- throw new TimelinePostNoDataException(ExceptionGetDataNonImagePost);
-
- var tag = postEntity.Content;
-
- byte[] data;
-
- try
- {
- data = await _dataManager.GetEntry(tag);
- }
- catch (InvalidOperationException e)
- {
- throw new DatabaseCorruptedException(ExceptionGetDataDataEntryNotExist, e);
- }
-
- if (postEntity.ExtraContent == null)
- {
- _logger.LogWarning(LogGetDataNoFormat);
- var format = Image.DetectFormat(data);
- postEntity.ExtraContent = format.DefaultMimeType;
- await _database.SaveChangesAsync();
- }
-
- return new PostData
- {
- Data = data,
- Type = postEntity.ExtraContent,
- ETag = tag,
- LastModified = postEntity.LastUpdated
- };
- }
-
- public async Task<TimelinePost> CreateTextPost(string timelineName, long authorId, string text, DateTime? time)
- {
- time = time?.MyToUtc();
-
- if (timelineName == null)
- throw new ArgumentNullException(nameof(timelineName));
- if (text == null)
- throw new ArgumentNullException(nameof(text));
-
- var timelineId = await FindTimelineId(timelineName);
- var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).SingleAsync();
-
- var author = await _userService.GetUser(authorId);
-
- var currentTime = _clock.GetCurrentTime();
- var finalTime = time ?? currentTime;
-
- timelineEntity.CurrentPostLocalId += 1;
-
- var postEntity = new TimelinePostEntity
- {
- LocalId = timelineEntity.CurrentPostLocalId,
- ContentType = TimelinePostContentTypes.Text,
- Content = text,
- AuthorId = authorId,
- TimelineId = timelineId,
- Time = finalTime,
- LastUpdated = currentTime
- };
- _database.TimelinePosts.Add(postEntity);
- await _database.SaveChangesAsync();
-
-
- return new TimelinePost(
- id: postEntity.LocalId,
- content: new TextTimelinePostContent(text),
- time: finalTime,
- author: author,
- lastUpdated: currentTime,
- timelineName: timelineName
- );
- }
-
- public async Task<TimelinePost> CreateImagePost(string timelineName, long authorId, byte[] data, DateTime? time)
- {
- time = time?.MyToUtc();
-
- if (timelineName == null)
- throw new ArgumentNullException(nameof(timelineName));
- if (data == null)
- throw new ArgumentNullException(nameof(data));
-
- var timelineId = await FindTimelineId(timelineName);
- var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).SingleAsync();
-
- var author = await _userService.GetUser(authorId);
-
- var imageFormat = await _imageValidator.Validate(data);
-
- var imageFormatText = imageFormat.DefaultMimeType;
-
- var tag = await _dataManager.RetainEntry(data);
-
- var currentTime = _clock.GetCurrentTime();
- var finalTime = time ?? currentTime;
-
- timelineEntity.CurrentPostLocalId += 1;
-
- var postEntity = new TimelinePostEntity
- {
- LocalId = timelineEntity.CurrentPostLocalId,
- ContentType = TimelinePostContentTypes.Image,
- Content = tag,
- ExtraContent = imageFormatText,
- AuthorId = authorId,
- TimelineId = timelineId,
- Time = finalTime,
- LastUpdated = currentTime
- };
- _database.TimelinePosts.Add(postEntity);
- await _database.SaveChangesAsync();
-
- return new TimelinePost(
- id: postEntity.LocalId,
- content: new ImageTimelinePostContent(tag),
- time: finalTime,
- author: author,
- lastUpdated: currentTime,
- timelineName: timelineName
- );
- }
-
- public async Task DeletePost(string timelineName, long id)
- {
- if (timelineName == null)
- throw new ArgumentNullException(nameof(timelineName));
-
- var timelineId = await FindTimelineId(timelineName);
-
- var post = await _database.TimelinePosts.Where(p => p.TimelineId == timelineId && p.LocalId == id).SingleOrDefaultAsync();
-
- if (post == null)
- throw new TimelinePostNotExistException(timelineName, id, false);
-
- if (post.Content == null)
- throw new TimelinePostNotExistException(timelineName, id, true);
-
- string? dataTag = null;
-
- if (post.ContentType == TimelinePostContentTypes.Image)
- {
- dataTag = post.Content;
- }
-
- post.Content = null;
- post.LastUpdated = _clock.GetCurrentTime();
-
- await _database.SaveChangesAsync();
-
- if (dataTag != null)
- {
- await _dataManager.FreeEntry(dataTag);
- }
- }
-
- public async Task DeleteAllPostsOfUser(long userId)
- {
- var posts = await _database.TimelinePosts.Where(p => p.AuthorId == userId).ToListAsync();
-
- var now = _clock.GetCurrentTime();
-
- var dataTags = new List<string>();
-
- foreach (var post in posts)
- {
- if (post.Content != null)
- {
- if (post.ContentType == TimelinePostContentTypes.Image)
- {
- dataTags.Add(post.Content);
- }
- post.Content = null;
- }
- post.LastUpdated = now;
- }
-
- await _database.SaveChangesAsync();
-
- foreach (var dataTag in dataTags)
- {
- await _dataManager.FreeEntry(dataTag);
- }
- }
-
public async Task ChangeProperty(string timelineName, TimelineChangePropertyRequest newProperties)
{
if (timelineName == null)
@@ -890,7 +353,7 @@ namespace Timeline.Services if (newProperties == null)
throw new ArgumentNullException(nameof(newProperties));
- var timelineId = await FindTimelineId(timelineName);
+ var timelineId = await GetTimelineIdByName(timelineName);
var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).SingleAsync();
@@ -976,7 +439,7 @@ namespace Timeline.Services if (simplifiedAdd == null && simplifiedRemove == null)
return;
- var timelineId = await FindTimelineId(timelineName);
+ var timelineId = await GetTimelineIdByName(timelineName);
async Task<List<long>?> CheckExistenceAndGetId(List<string>? list)
{
@@ -1016,7 +479,7 @@ namespace Timeline.Services if (timelineName == null)
throw new ArgumentNullException(nameof(timelineName));
- var timelineId = await FindTimelineId(timelineName);
+ var timelineId = await GetTimelineIdByName(timelineName);
var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).Select(t => new { t.OwnerId }).SingleAsync();
return userId == timelineEntity.OwnerId;
@@ -1027,7 +490,7 @@ namespace Timeline.Services if (timelineName == null)
throw new ArgumentNullException(nameof(timelineName));
- var timelineId = await FindTimelineId(timelineName);
+ var timelineId = await GetTimelineIdByName(timelineName);
var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).Select(t => new { t.Visibility }).SingleAsync();
if (timelineEntity.Visibility == TimelineVisibility.Public)
@@ -1047,39 +510,12 @@ namespace Timeline.Services }
}
- public async Task<bool> HasPostModifyPermission(string timelineName, long postId, long modifierId, bool throwOnPostNotExist = false)
- {
- if (timelineName == null)
- throw new ArgumentNullException(nameof(timelineName));
-
- var timelineId = await FindTimelineId(timelineName);
-
- var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).Select(t => new { t.OwnerId }).SingleAsync();
-
- var postEntity = await _database.TimelinePosts.Where(p => p.Id == postId).Select(p => new { p.Content, p.AuthorId }).SingleOrDefaultAsync();
-
- if (postEntity == null)
- {
- if (throwOnPostNotExist)
- throw new TimelinePostNotExistException(timelineName, postId, false);
- else
- return true;
- }
-
- if (postEntity.Content == null && throwOnPostNotExist)
- {
- throw new TimelinePostNotExistException(timelineName, postId, true);
- }
-
- return timelineEntity.OwnerId == modifierId || postEntity.AuthorId == modifierId;
- }
-
public async Task<bool> IsMemberOf(string timelineName, long userId)
{
if (timelineName == null)
throw new ArgumentNullException(nameof(timelineName));
- var timelineId = await FindTimelineId(timelineName);
+ var timelineId = await GetTimelineIdByName(timelineName);
var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).Select(t => new { t.OwnerId }).SingleAsync();
|