Платформа ЦРНП "Мирокод" для разработки проектов
https://git.mirocod.ru
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41 lines
1.1 KiB
41 lines
1.1 KiB
package protocol |
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import ( |
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"bytes" |
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"encoding/base64" |
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"reflect" |
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) |
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// URLEncodedBase64 represents a byte slice holding URL-encoded base64 data. |
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// When fields of this type are unmarshaled from JSON, the data is base64 |
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// decoded into a byte slice. |
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type URLEncodedBase64 []byte |
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// UnmarshalJSON base64 decodes a URL-encoded value, storing the result in the |
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// provided byte slice. |
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func (dest *URLEncodedBase64) UnmarshalJSON(data []byte) error { |
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if bytes.Equal(data, []byte("null")) { |
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return nil |
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} |
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// Trim the leading spaces |
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data = bytes.Trim(data, "\"") |
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out := make([]byte, base64.RawURLEncoding.DecodedLen(len(data))) |
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n, err := base64.RawURLEncoding.Decode(out, data) |
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if err != nil { |
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return err |
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} |
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v := reflect.ValueOf(dest).Elem() |
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v.SetBytes(out[:n]) |
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return nil |
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} |
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// MarshalJSON base64 encodes a non URL-encoded value, storing the result in the |
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// provided byte slice. |
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func (data URLEncodedBase64) MarshalJSON() ([]byte, error) { |
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if data == nil { |
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return []byte("null"), nil |
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} |
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return []byte(`"` + base64.RawURLEncoding.EncodeToString(data) + `"`), nil |
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}
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