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Allow arbitrary bytes in the mime metadata key

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This commit is contained in:
Kovid Goyal
2022-12-03 09:21:36 +05:30
parent fa6527cdf3
commit a622a149f6
2 changed files with 34 additions and 4 deletions
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22
tools/cmd/clipboard/read.go
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@@ -160,6 +160,23 @@ func (self *Output) assign_mime_type(available_mimes []string) (err error) {
return fmt.Errorf("The MIME type %s for %s not available on the clipboard", self.mime_type, self.arg)
}
func escape_metadata_value(k, x string) (ans string) {
if k == "mime" {
x = base64.StdEncoding.EncodeToString(utils.UnsafeStringToBytes(x))
}
return x
}
func unescape_metadata_value(k, x string) (ans string) {
if k == "mime" {
b, err := base64.StdEncoding.DecodeString(x)
if err == nil {
x = string(b)
}
}
return x
}
func encode_bytes(metadata map[string]string, payload []byte) string {
ans := strings.Builder{}
ans.Grow(2048)
@@ -172,7 +189,7 @@ func encode_bytes(metadata map[string]string, payload []byte) string {
}
ans.WriteString(k)
ans.WriteString("=")
ans.WriteString(v)
ans.WriteString(escape_metadata_value(k, v))
}
if len(payload) > 0 {
ans.WriteString(";")
@@ -217,7 +234,8 @@ func parse_escape_code(etype loop.EscapeCodeType, data []byte) (metadata map[str
if len(rp) == 2 {
v = string(rp[1])
}
metadata[string(rp[0])] = v
k := string(rp[0])
metadata[k] = unescape_metadata_value(k, v)
}
}