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feat: integrate client and server sharing workflows

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justme committed 2026-10-02 10:49:45 +08:00
1 parent 42b93ae2d8
commit 7406e2fe37
101 files changed
+3153 -253
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server/src/WebDrop.Core/ChannelService.cs
+17 -4
View File
@@ -324,6 +324,9 @@ public sealed class ChannelService(
if (!store.Read(tx => tx.BlobKeyExists(blobKey))) blobs.Delete(blobKey);
}
private static bool IsItemReadable(Item item, long now) =>
item.ExpiresAt > now && (item.CloseDeadline is null || item.CloseDeadline > now);
// ───────────────────────── 读取 ─────────────────────────
public async Task<LogPage> ReadLogAsync(Id16 id, Credentials creds, long from, int limit, CancellationToken ct = default)
@@ -338,16 +341,19 @@ public sealed class ChannelService(
if (from > 0 && from < channel.CompactedThrough + 1)
throw new WebDropException(ErrorCode.Gone, channel.CompactedThrough + 1);
long now = clock.NowMs;
var list = new List<(long Seq, byte[]? Bytes, StoredFrame? Frame)>();
foreach (var e in tx.ReadLog(id, from, limit))
{
switch (e.Kind)
{
case LogKind.Frame:
if (tx.GetFrame(id, e.ItemId, e.FrameIndex) is { } f) list.Add((e.Seq, null, f));
if (tx.GetItem(id, e.ItemId) is { } frameItem && IsItemReadable(frameItem, now)
&& tx.GetFrame(id, e.ItemId, e.FrameIndex) is { } f)
list.Add((e.Seq, null, f));
break;
case LogKind.Announce:
if (tx.GetItem(id, e.ItemId) is { } it)
if (tx.GetItem(id, e.ItemId) is { } it && IsItemReadable(it, now))
list.Add((e.Seq, LogRecord.EncodeAnnounce(e.Seq, e.ItemId, it.Flags, it.CreatedAt), null));
break;
case LogKind.Tombstone:
@@ -378,7 +384,10 @@ public sealed class ChannelService(
var item = tx.GetItem(id, itemId) ?? throw new WebDropException(ErrorCode.NotFound);
long now = clock.NowMs;
if (item.CloseDeadline is { } deadline && (fromIndex == 0 || now > deadline))
if (item.ExpiresAt <= now) throw new WebDropException(ErrorCode.Gone);
if (item.CloseDeadline is { } deadline && (fromIndex == 0 || now >= deadline))
throw new WebDropException(ErrorCode.Gone);
if (item.IsGated && fromIndex > 0 && !tx.HasDownloadGrant(id, itemId, principal.EndpointHash))
throw new WebDropException(ErrorCode.Gone);
if (fromIndex == 0 && item.IsGated)
@@ -391,6 +400,7 @@ public sealed class ChannelService(
? now + limits.DownloadGraceSeconds * 1000L
: item.CloseDeadline;
tx.UpdateItem(item with { Downloads = downloads, CloseDeadline = closeAt });
tx.AddDownloadGrant(id, itemId, principal.EndpointHash);
}
return 0;
});
@@ -406,7 +416,10 @@ public sealed class ChannelService(
var (_, principal) = Authenticate(tx, id, creds, SeatRule.Required);
if (!ChannelPolicy.CanRead(principal)) throw new WebDropException(ErrorCode.Forbidden);
var item = tx.GetItem(id, itemId) ?? throw new WebDropException(ErrorCode.NotFound);
if (item.CloseDeadline is { } d && clock.NowMs > d) throw new WebDropException(ErrorCode.Gone);
if (item.ExpiresAt <= clock.NowMs) throw new WebDropException(ErrorCode.Gone);
if (item.IsGated && !tx.HasDownloadGrant(id, itemId, principal.EndpointHash))
throw new WebDropException(ErrorCode.Gone);
if (item.CloseDeadline is { } d && clock.NowMs >= d) throw new WebDropException(ErrorCode.Gone);
var taken = new List<StoredFrame>();
uint expected = fromIndex;