44 lines
927 B
Go
44 lines
927 B
Go
package convutil
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import (
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"bytes"
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"github.com/klauspost/compress/flate"
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"io"
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"strings"
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)
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type DeflateConvert struct{}
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func (d DeflateConvert) Enable() bool {
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return true
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}
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func (d DeflateConvert) Encode(str string) (string, bool) {
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var compress = func(b []byte) (string, error) {
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var buf bytes.Buffer
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writer, err := flate.NewWriter(&buf, flate.DefaultCompression)
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if err != nil {
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return "", err
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}
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if _, err = writer.Write([]byte(str)); err != nil {
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writer.Close()
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return "", err
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}
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writer.Close()
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return string(buf.Bytes()), nil
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}
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if deflateStr, err := compress([]byte(str)); err == nil {
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return deflateStr, true
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}
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return str, false
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}
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func (d DeflateConvert) Decode(str string) (string, bool) {
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reader := flate.NewReader(strings.NewReader(str))
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defer reader.Close()
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if decompressed, err := io.ReadAll(reader); err == nil {
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return string(decompressed), true
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}
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return str, false
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}
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