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authorAlexanderCurl <alexc@alexc.hu>2026-04-18 17:46:06 +0100
committerAlexanderCurl <alexc@alexc.hu>2026-04-18 17:46:06 +0100
commit70ca3fef77ee8bdc6e3ac28589a6fa08c024cc69 (patch)
treeab1123d4067c1b086dd6faa7ee4ea643236b565a /raveos-hyprland-theme/theme-data/DankMaterialShell/core/internal/clipboard/clipboard.go
parent5d94c0a7d44a2255b81815a52a7056a94a39842d (diff)
downloadRaveOS-PKGBUILD-70ca3fef77ee8bdc6e3ac28589a6fa08c024cc69.tar.gz
RaveOS-PKGBUILD-70ca3fef77ee8bdc6e3ac28589a6fa08c024cc69.zip
Replaced file structures for themes in the correct format
Diffstat (limited to 'raveos-hyprland-theme/theme-data/DankMaterialShell/core/internal/clipboard/clipboard.go')
-rw-r--r--raveos-hyprland-theme/theme-data/DankMaterialShell/core/internal/clipboard/clipboard.go630
1 files changed, 630 insertions, 0 deletions
diff --git a/raveos-hyprland-theme/theme-data/DankMaterialShell/core/internal/clipboard/clipboard.go b/raveos-hyprland-theme/theme-data/DankMaterialShell/core/internal/clipboard/clipboard.go
new file mode 100644
index 0000000..d27d6ff
--- /dev/null
+++ b/raveos-hyprland-theme/theme-data/DankMaterialShell/core/internal/clipboard/clipboard.go
@@ -0,0 +1,630 @@
+package clipboard
+
+import (
+ "fmt"
+ "io"
+ "os"
+ "os/exec"
+ "path/filepath"
+ "syscall"
+
+ "github.com/AvengeMedia/DankMaterialShell/core/internal/proto/ext_data_control"
+ wlclient "github.com/AvengeMedia/DankMaterialShell/core/pkg/go-wayland/wayland/client"
+)
+
+const envServe = "_DMS_CLIPBOARD_SERVE"
+const envMime = "_DMS_CLIPBOARD_MIME"
+const envPasteOnce = "_DMS_CLIPBOARD_PASTE_ONCE"
+const envCacheFile = "_DMS_CLIPBOARD_CACHE"
+
+// MaybeServeAndExit intercepts before cobra when re-exec'd as a clipboard
+// child. Reads source data into memory, deletes any cache file, then serves.
+func MaybeServeAndExit() {
+ if os.Getenv(envServe) == "" {
+ return
+ }
+
+ mimeType := os.Getenv(envMime)
+ pasteOnce := os.Getenv(envPasteOnce) == "1"
+ cachePath := os.Getenv(envCacheFile)
+
+ var data []byte
+ var err error
+
+ switch {
+ case cachePath != "":
+ data, err = os.ReadFile(cachePath)
+ os.Remove(cachePath)
+ default:
+ data, err = io.ReadAll(os.Stdin)
+ }
+
+ if err != nil {
+ fmt.Fprintf(os.Stderr, "clipboard: read source: %v\n", err)
+ os.Exit(1)
+ }
+
+ if err := serveClipboard(data, mimeType, pasteOnce); err != nil {
+ fmt.Fprintf(os.Stderr, "clipboard: serve: %v\n", err)
+ os.Exit(1)
+ }
+ os.Exit(0)
+}
+
+func Copy(data []byte, mimeType string) error {
+ return copyForkCached(data, mimeType, false)
+}
+
+func CopyOpts(data []byte, mimeType string, foreground, pasteOnce bool) error {
+ if foreground {
+ return serveClipboard(data, mimeType, pasteOnce)
+ }
+ return copyForkCached(data, mimeType, pasteOnce)
+}
+
+func CopyReader(data io.Reader, mimeType string, foreground, pasteOnce bool) error {
+ if foreground {
+ buf, err := io.ReadAll(data)
+ if err != nil {
+ return fmt.Errorf("read source: %w", err)
+ }
+ return serveClipboard(buf, mimeType, pasteOnce)
+ }
+ return copyFork(data, mimeType, pasteOnce)
+}
+
+func newForkCmd(mimeType string, pasteOnce bool, extra ...string) *exec.Cmd {
+ cmd := exec.Command(os.Args[0])
+ cmd.Stderr = nil
+ cmd.SysProcAttr = &syscall.SysProcAttr{Setsid: true}
+ cmd.Env = append(os.Environ(),
+ envServe+"=1",
+ envMime+"="+mimeType,
+ )
+ if pasteOnce {
+ cmd.Env = append(cmd.Env, envPasteOnce+"=1")
+ }
+ cmd.Env = append(cmd.Env, extra...)
+ return cmd
+}
+
+func waitReady(cmd *exec.Cmd) error {
+ stdout, err := cmd.StdoutPipe()
+ if err != nil {
+ return fmt.Errorf("stdout pipe: %w", err)
+ }
+ if err := cmd.Start(); err != nil {
+ return fmt.Errorf("start: %w", err)
+ }
+ var buf [1]byte
+ if _, err := stdout.Read(buf[:]); err != nil {
+ return fmt.Errorf("waiting for clipboard ready: %w", err)
+ }
+ return nil
+}
+
+func copyForkCached(data []byte, mimeType string, pasteOnce bool) error {
+ cacheFile, err := createClipboardCacheFile()
+ if err != nil {
+ return fmt.Errorf("create cache file: %w", err)
+ }
+ cachePath := cacheFile.Name()
+
+ if _, err := cacheFile.Write(data); err != nil {
+ cacheFile.Close()
+ os.Remove(cachePath)
+ return fmt.Errorf("write cache file: %w", err)
+ }
+ if err := cacheFile.Close(); err != nil {
+ os.Remove(cachePath)
+ return fmt.Errorf("close cache file: %w", err)
+ }
+
+ cmd := newForkCmd(mimeType, pasteOnce, envCacheFile+"="+cachePath)
+ cmd.Stdin = nil
+ if err := waitReady(cmd); err != nil {
+ os.Remove(cachePath)
+ return err
+ }
+ return nil
+}
+
+func copyFork(data io.Reader, mimeType string, pasteOnce bool) error {
+ cmd := newForkCmd(mimeType, pasteOnce)
+
+ switch src := data.(type) {
+ case *os.File:
+ cmd.Stdin = src
+ return waitReady(cmd)
+
+ default:
+ stdin, err := cmd.StdinPipe()
+ if err != nil {
+ return fmt.Errorf("stdin pipe: %w", err)
+ }
+
+ stdout, err := cmd.StdoutPipe()
+ if err != nil {
+ return fmt.Errorf("stdout pipe: %w", err)
+ }
+
+ if err := cmd.Start(); err != nil {
+ return fmt.Errorf("start: %w", err)
+ }
+ if _, err := io.Copy(stdin, data); err != nil {
+ stdin.Close()
+ return fmt.Errorf("write stdin: %w", err)
+ }
+ if err := stdin.Close(); err != nil {
+ return fmt.Errorf("close stdin: %w", err)
+ }
+
+ var buf [1]byte
+ if _, err := stdout.Read(buf[:]); err != nil {
+ return fmt.Errorf("waiting for clipboard ready: %w", err)
+ }
+ return nil
+ }
+}
+
+func signalReady() {
+ if os.Getenv(envServe) == "" {
+ return
+ }
+ os.Stdout.Write([]byte{1})
+}
+
+func createClipboardCacheFile() (*os.File, error) {
+ preferredDirs := []string{}
+
+ if cacheDir, err := os.UserCacheDir(); err == nil {
+ preferredDirs = append(preferredDirs, filepath.Join(cacheDir, "dms", "clipboard"))
+ }
+ preferredDirs = append(preferredDirs, "/var/tmp/dms/clipboard")
+
+ for _, dir := range preferredDirs {
+ if err := os.MkdirAll(dir, 0o700); err != nil {
+ continue
+ }
+ cachedData, err := os.CreateTemp(dir, "dms-clipboard-*")
+ if err == nil {
+ return cachedData, nil
+ }
+ }
+ return os.CreateTemp("", "dms-clipboard-*")
+}
+
+func serveClipboard(data []byte, mimeType string, pasteOnce bool) error {
+ display, err := wlclient.Connect("")
+ if err != nil {
+ return fmt.Errorf("wayland connect: %w", err)
+ }
+ defer display.Destroy()
+
+ ctx := display.Context()
+ registry, err := display.GetRegistry()
+ if err != nil {
+ return fmt.Errorf("get registry: %w", err)
+ }
+ defer registry.Destroy()
+
+ var dataControlMgr *ext_data_control.ExtDataControlManagerV1
+ var seat *wlclient.Seat
+ var bindErr error
+
+ registry.SetGlobalHandler(func(e wlclient.RegistryGlobalEvent) {
+ switch e.Interface {
+ case "ext_data_control_manager_v1":
+ dataControlMgr = ext_data_control.NewExtDataControlManagerV1(ctx)
+ if err := registry.Bind(e.Name, e.Interface, e.Version, dataControlMgr); err != nil {
+ bindErr = err
+ }
+ case "wl_seat":
+ if seat != nil {
+ return
+ }
+ seat = wlclient.NewSeat(ctx)
+ if err := registry.Bind(e.Name, e.Interface, e.Version, seat); err != nil {
+ bindErr = err
+ }
+ }
+ })
+
+ display.Roundtrip()
+ display.Roundtrip()
+
+ if bindErr != nil {
+ return fmt.Errorf("registry bind: %w", bindErr)
+ }
+ if dataControlMgr == nil {
+ return fmt.Errorf("compositor does not support ext_data_control_manager_v1")
+ }
+ defer dataControlMgr.Destroy()
+ if seat == nil {
+ return fmt.Errorf("no seat available")
+ }
+
+ device, err := dataControlMgr.GetDataDevice(seat)
+ if err != nil {
+ return fmt.Errorf("get data device: %w", err)
+ }
+ defer device.Destroy()
+
+ source, err := dataControlMgr.CreateDataSource()
+ if err != nil {
+ return fmt.Errorf("create data source: %w", err)
+ }
+
+ if err := source.Offer(mimeType); err != nil {
+ return fmt.Errorf("offer mime type: %w", err)
+ }
+ if mimeType == "text/plain;charset=utf-8" || mimeType == "text/plain" {
+ if err := source.Offer("text/plain"); err != nil {
+ return fmt.Errorf("offer text/plain: %w", err)
+ }
+ if err := source.Offer("text/plain;charset=utf-8"); err != nil {
+ return fmt.Errorf("offer text/plain;charset=utf-8: %w", err)
+ }
+ if err := source.Offer("UTF8_STRING"); err != nil {
+ return fmt.Errorf("offer UTF8_STRING: %w", err)
+ }
+ if err := source.Offer("STRING"); err != nil {
+ return fmt.Errorf("offer STRING: %w", err)
+ }
+ if err := source.Offer("TEXT"); err != nil {
+ return fmt.Errorf("offer TEXT: %w", err)
+ }
+ }
+
+ cancelled := make(chan struct{})
+ pasted := make(chan struct{}, 1)
+
+ source.SetSendHandler(func(e ext_data_control.ExtDataControlSourceV1SendEvent) {
+ _ = syscall.SetNonblock(e.Fd, false)
+ file := os.NewFile(uintptr(e.Fd), "pipe")
+ defer file.Close()
+ _, _ = file.Write(data)
+ select {
+ case pasted <- struct{}{}:
+ default:
+ }
+ })
+
+ source.SetCancelledHandler(func(e ext_data_control.ExtDataControlSourceV1CancelledEvent) {
+ close(cancelled)
+ })
+
+ if err := device.SetSelection(source); err != nil {
+ return fmt.Errorf("set selection: %w", err)
+ }
+
+ display.Roundtrip()
+ signalReady()
+
+ for {
+ select {
+ case <-cancelled:
+ return nil
+ case <-pasted:
+ if pasteOnce {
+ return nil
+ }
+ default:
+ if err := ctx.Dispatch(); err != nil {
+ return nil
+ }
+ }
+ }
+}
+
+func CopyText(text string) error {
+ return Copy([]byte(text), "text/plain;charset=utf-8")
+}
+
+func Paste() ([]byte, string, error) {
+ display, err := wlclient.Connect("")
+ if err != nil {
+ return nil, "", fmt.Errorf("wayland connect: %w", err)
+ }
+ defer display.Destroy()
+
+ ctx := display.Context()
+ registry, err := display.GetRegistry()
+ if err != nil {
+ return nil, "", fmt.Errorf("get registry: %w", err)
+ }
+ defer registry.Destroy()
+
+ var dataControlMgr *ext_data_control.ExtDataControlManagerV1
+ var seat *wlclient.Seat
+ var bindErr error
+
+ registry.SetGlobalHandler(func(e wlclient.RegistryGlobalEvent) {
+ switch e.Interface {
+ case "ext_data_control_manager_v1":
+ dataControlMgr = ext_data_control.NewExtDataControlManagerV1(ctx)
+ if err := registry.Bind(e.Name, e.Interface, e.Version, dataControlMgr); err != nil {
+ bindErr = err
+ }
+ case "wl_seat":
+ if seat != nil {
+ return
+ }
+ seat = wlclient.NewSeat(ctx)
+ if err := registry.Bind(e.Name, e.Interface, e.Version, seat); err != nil {
+ bindErr = err
+ }
+ }
+ })
+
+ display.Roundtrip()
+ display.Roundtrip()
+
+ if bindErr != nil {
+ return nil, "", fmt.Errorf("registry bind: %w", bindErr)
+ }
+
+ if dataControlMgr == nil {
+ return nil, "", fmt.Errorf("compositor does not support ext_data_control_manager_v1")
+ }
+ defer dataControlMgr.Destroy()
+
+ if seat == nil {
+ return nil, "", fmt.Errorf("no seat available")
+ }
+
+ device, err := dataControlMgr.GetDataDevice(seat)
+ if err != nil {
+ return nil, "", fmt.Errorf("get data device: %w", err)
+ }
+ defer device.Destroy()
+
+ offerMimeTypes := make(map[*ext_data_control.ExtDataControlOfferV1][]string)
+
+ device.SetDataOfferHandler(func(e ext_data_control.ExtDataControlDeviceV1DataOfferEvent) {
+ if e.Id == nil {
+ return
+ }
+ offerMimeTypes[e.Id] = nil
+ e.Id.SetOfferHandler(func(me ext_data_control.ExtDataControlOfferV1OfferEvent) {
+ offerMimeTypes[e.Id] = append(offerMimeTypes[e.Id], me.MimeType)
+ })
+ })
+
+ var selectionOffer *ext_data_control.ExtDataControlOfferV1
+ gotSelection := false
+
+ device.SetSelectionHandler(func(e ext_data_control.ExtDataControlDeviceV1SelectionEvent) {
+ selectionOffer = e.Id
+ gotSelection = true
+ })
+
+ display.Roundtrip()
+ display.Roundtrip()
+
+ if !gotSelection || selectionOffer == nil {
+ return nil, "", fmt.Errorf("no clipboard data")
+ }
+
+ mimeTypes := offerMimeTypes[selectionOffer]
+ selectedMime := selectPreferredMimeType(mimeTypes)
+ if selectedMime == "" {
+ return nil, "", fmt.Errorf("no supported mime type")
+ }
+
+ r, w, err := os.Pipe()
+ if err != nil {
+ return nil, "", fmt.Errorf("create pipe: %w", err)
+ }
+ defer r.Close()
+
+ if err := selectionOffer.Receive(selectedMime, int(w.Fd())); err != nil {
+ w.Close()
+ return nil, "", fmt.Errorf("receive: %w", err)
+ }
+ w.Close()
+
+ display.Roundtrip()
+
+ data, err := io.ReadAll(r)
+ if err != nil {
+ return nil, "", fmt.Errorf("read: %w", err)
+ }
+
+ return data, selectedMime, nil
+}
+
+func PasteText() (string, error) {
+ data, _, err := Paste()
+ if err != nil {
+ return "", err
+ }
+ return string(data), nil
+}
+
+func selectPreferredMimeType(mimes []string) string {
+ preferred := []string{
+ "text/plain;charset=utf-8",
+ "text/plain",
+ "UTF8_STRING",
+ "STRING",
+ "TEXT",
+ "image/png",
+ "image/jpeg",
+ }
+
+ for _, pref := range preferred {
+ for _, mime := range mimes {
+ if mime == pref {
+ return mime
+ }
+ }
+ }
+
+ if len(mimes) > 0 {
+ return mimes[0]
+ }
+ return ""
+}
+
+func IsImageMimeType(mime string) bool {
+ return len(mime) > 6 && mime[:6] == "image/"
+}
+
+type Offer struct {
+ MimeType string
+ Data []byte
+}
+
+func CopyMulti(offers []Offer, foreground, pasteOnce bool) error {
+ if !foreground {
+ return copyMultiFork(offers, pasteOnce)
+ }
+ return copyMultiServe(offers, pasteOnce)
+}
+
+func copyMultiFork(offers []Offer, pasteOnce bool) error {
+ args := []string{os.Args[0], "cl", "copy", "--foreground", "--type", "__multi__"}
+ if pasteOnce {
+ args = append(args, "--paste-once")
+ }
+
+ cmd := exec.Command(args[0], args[1:]...)
+ cmd.Stdin = nil
+ cmd.Stdout = nil
+ cmd.Stderr = nil
+ cmd.SysProcAttr = &syscall.SysProcAttr{Setsid: true}
+
+ stdin, err := cmd.StdinPipe()
+ if err != nil {
+ return fmt.Errorf("stdin pipe: %w", err)
+ }
+
+ if err := cmd.Start(); err != nil {
+ return fmt.Errorf("start: %w", err)
+ }
+
+ for _, offer := range offers {
+ fmt.Fprintf(stdin, "%s\x00%d\x00", offer.MimeType, len(offer.Data))
+ if _, err := stdin.Write(offer.Data); err != nil {
+ stdin.Close()
+ return fmt.Errorf("write offer data: %w", err)
+ }
+ }
+ stdin.Close()
+
+ return nil
+}
+
+func copyMultiServe(offers []Offer, pasteOnce bool) error {
+ display, err := wlclient.Connect("")
+ if err != nil {
+ return fmt.Errorf("wayland connect: %w", err)
+ }
+ defer display.Destroy()
+
+ ctx := display.Context()
+ registry, err := display.GetRegistry()
+ if err != nil {
+ return fmt.Errorf("get registry: %w", err)
+ }
+ defer registry.Destroy()
+
+ var dataControlMgr *ext_data_control.ExtDataControlManagerV1
+ var seat *wlclient.Seat
+ var bindErr error
+
+ registry.SetGlobalHandler(func(e wlclient.RegistryGlobalEvent) {
+ switch e.Interface {
+ case "ext_data_control_manager_v1":
+ dataControlMgr = ext_data_control.NewExtDataControlManagerV1(ctx)
+ if err := registry.Bind(e.Name, e.Interface, e.Version, dataControlMgr); err != nil {
+ bindErr = err
+ }
+ case "wl_seat":
+ if seat != nil {
+ return
+ }
+ seat = wlclient.NewSeat(ctx)
+ if err := registry.Bind(e.Name, e.Interface, e.Version, seat); err != nil {
+ bindErr = err
+ }
+ }
+ })
+
+ display.Roundtrip()
+ display.Roundtrip()
+
+ if bindErr != nil {
+ return fmt.Errorf("registry bind: %w", bindErr)
+ }
+ if dataControlMgr == nil {
+ return fmt.Errorf("compositor does not support ext_data_control_manager_v1")
+ }
+ defer dataControlMgr.Destroy()
+ if seat == nil {
+ return fmt.Errorf("no seat available")
+ }
+
+ device, err := dataControlMgr.GetDataDevice(seat)
+ if err != nil {
+ return fmt.Errorf("get data device: %w", err)
+ }
+ defer device.Destroy()
+
+ source, err := dataControlMgr.CreateDataSource()
+ if err != nil {
+ return fmt.Errorf("create data source: %w", err)
+ }
+
+ offerMap := make(map[string][]byte)
+ for _, offer := range offers {
+ if err := source.Offer(offer.MimeType); err != nil {
+ return fmt.Errorf("offer %s: %w", offer.MimeType, err)
+ }
+ offerMap[offer.MimeType] = offer.Data
+ }
+
+ cancelled := make(chan struct{})
+ pasted := make(chan struct{}, 1)
+
+ source.SetSendHandler(func(e ext_data_control.ExtDataControlSourceV1SendEvent) {
+ _ = syscall.SetNonblock(e.Fd, false)
+ file := os.NewFile(uintptr(e.Fd), "pipe")
+ defer file.Close()
+
+ if data, ok := offerMap[e.MimeType]; ok {
+ _, _ = file.Write(data)
+ }
+
+ select {
+ case pasted <- struct{}{}:
+ default:
+ }
+ })
+
+ source.SetCancelledHandler(func(e ext_data_control.ExtDataControlSourceV1CancelledEvent) {
+ close(cancelled)
+ })
+
+ if err := device.SetSelection(source); err != nil {
+ return fmt.Errorf("set selection: %w", err)
+ }
+
+ display.Roundtrip()
+
+ for {
+ select {
+ case <-cancelled:
+ return nil
+ case <-pasted:
+ if pasteOnce {
+ return nil
+ }
+ default:
+ if err := ctx.Dispatch(); err != nil {
+ return nil
+ }
+ }
+ }
+}