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admin f21fa5b5e8 cdrop — 跨 OS 剪贴板与文件传输服务
Commilitia Drop:自托管的跨设备剪贴板同步与点对点文件传输。

- 后端 Go(chi / SQLite WAL / SSE Hub / WebRTC signaling + 状态机 / Relay ring buffer),编译进单个 distroless 镜像(前端 go:embed)。
- 前端 React + TanStack Router + Zustand,自实现 SSE + WebRTC P2P,NAT 受阻时回退服务端中继;聚珍(Juzhen)CJK 综合排版。
- 桌面端 Wails v2(macOS / Windows),瘦客户端复用 web。
- 鉴权 OIDC PKCE(自建 Casdoor 等),refresh_token 信封加密存系统密钥库;iOS Shortcut 用 HS256 scoped token。

架构文档与变更记录见 docs 分支(PROJECT_BRIEF / FRONTEND_DESIGN / CHANGELOG)。

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2026-06-15 21:38:28 +08:00

68 lines
1.7 KiB
Go

//go:build windows
package platform
import (
"context"
"golang.design/x/clipboard"
)
// windowsClipboard is the Windows Source backed by golang.design/x/clipboard
// (pure syscall, no cgo): it watches the clipboard for local copies via
// GetClipboardSequenceNumber polling and writes plain text back.
type windowsClipboard struct {
ready bool
}
// NewClipboardSource returns the platform clipboard Source (Windows). If the
// clipboard can't be initialised it degrades to an inert source so the rest of
// the sync wiring still runs.
func NewClipboardSource() Source {
return &windowsClipboard{ready: clipboard.Init() == nil}
}
func (c *windowsClipboard) Watch(ctx context.Context) <-chan ClipboardEvent {
out := make(chan ClipboardEvent)
go func() {
defer close(out)
if !c.ready {
<-ctx.Done()
return
}
changes := clipboard.Watch(ctx, clipboard.FmtText)
for {
select {
case <-ctx.Done():
return
case data, ok := <-changes:
if !ok {
return
}
if data.Format != clipboard.FmtText || len(data.Bytes) == 0 {
continue
}
// golang.design/x/clipboard surfaces only the text — the Windows
// privacy formats (ExcludeClipboardContentFromMonitorProcessing /
// CanUploadToCloudClipboard) aren't exposed, so Sensitive stays
// false and the server's 5-min TTL is the backstop. A raw
// EnumClipboardFormats check is a possible follow-up.
select {
case out <- ClipboardEvent{Text: string(data.Bytes)}:
case <-ctx.Done():
return
}
}
}
}()
return out
}
func (c *windowsClipboard) Write(text string) error {
if !c.ready {
return nil
}
clipboard.Write(clipboard.FmtText, []byte(text))
return nil
}