75 lines
2.7 KiB
C#
75 lines
2.7 KiB
C#
 
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using MongoDB.Entities;
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using PrivaPub.Federation.Actors;
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using PrivaPub.Federation.Outbox;
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using PrivaPub.Federation.Rendering;
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using PrivaPub.Models.Social;
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using PrivaPub.Models.User;
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using PrivaPub.StaticServices;
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using System.Text.Json.Nodes;
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namespace PrivaPub.Domain.Relationships
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{
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public interface IReportService
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{
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Task<Report> File(LocalActor reporter, string targetAccountId, IReadOnlyList<string> postIds, string comment, string category, bool forward,
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CancellationToken token);
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}
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public class ReportService : IReportService
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{
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readonly DbEntities _dbEntities;
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readonly ILocalActorService _localActors;
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readonly IDeliveryService _delivery;
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public ReportService(DbEntities dbEntities, ILocalActorService localActors, IDeliveryService delivery)
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{
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_dbEntities = dbEntities;
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_localActors = localActors;
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_delivery = delivery;
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}
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public async Task<Report> File(LocalActor reporter, string targetAccountId, IReadOnlyList<string> postIds, string comment, string category,
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bool forward, CancellationToken token)
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{
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var localTarget = await _dbEntities.Avatars.MatchID(targetAccountId).ExecuteFirstAsync(token);
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var remoteTarget = localTarget == default ? await _dbEntities.ForeignAvatars.MatchID(targetAccountId).ExecuteFirstAsync(token) : default;
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if (localTarget == default && remoteTarget == default)
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return default;
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var targetUri = localTarget != default ? _localActors.FromAvatar(localTarget).Uri : remoteTarget.ActorURI;
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var posts = postIds.Count == 0
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? new List<Models.Post.Post>()
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: await _dbEntities.Posts.Match(p => postIds.Contains(p.ID) && p.ActorURI == targetUri).ExecuteAsync(token);
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var report = new Report
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{
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ReporterAvatarId = reporter.Id,
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TargetAccountId = targetAccountId,
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TargetActorURI = targetUri,
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PostIds = posts.Select(p => p.ID).ToList(),
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ObjectURIs = posts.Select(p => p.ObjectURI).ToList(),
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Comment = comment?.Trim(),
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Category = category is "spam" or "legal" or "violation" ? category : "other",
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Forwarded = forward && remoteTarget != default
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};
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await DB.Default.SaveAsync(report, token);
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if (report.Forwarded)
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{
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var instance = await _localActors.GetInstanceActor(token);
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var flag = new JsonObject
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{
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["@context"] = ActivityPubRenderer.ActivityStreams,
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["id"] = instance.ActivityUri($"flag-{report.ID}"),
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["type"] = "Flag",
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["actor"] = instance.Uri,
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["content"] = report.Comment ?? string.Empty,
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["object"] = new JsonArray(report.ObjectURIs.Prepend(targetUri).Select(u => (JsonNode)u).ToArray())
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};
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await _delivery.Enqueue(instance, new[] { remoteTarget.SharedInboxURL ?? remoteTarget.InboxURL }, flag, token);
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}
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return report;
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}
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}
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}
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