105 lines
1.8 KiB
Go
105 lines
1.8 KiB
Go
// Package urlencode provides a urlencode codec
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package urlencode
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import (
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"io"
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"io/ioutil"
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"github.com/unistack-org/micro/v3/codec"
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rutil "github.com/unistack-org/micro/v3/util/reflect"
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)
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type urlencodeCodec struct{}
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func (c *urlencodeCodec) Marshal(b interface{}) ([]byte, error) {
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switch m := b.(type) {
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case nil:
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return nil, nil
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case *codec.Frame:
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return m.Data, nil
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}
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v, err := rutil.StructURLValues(b, "", []string{"protobuf", "json"})
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if err != nil {
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return nil, err
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}
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return []byte(v.Encode()), nil
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}
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func (c *urlencodeCodec) Unmarshal(b []byte, v interface{}) error {
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if len(b) == 0 {
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return nil
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}
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switch m := v.(type) {
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case nil:
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return nil
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case *codec.Frame:
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m.Data = b
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return nil
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}
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mp, err := rutil.URLMap(string(b))
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if err != nil {
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return err
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}
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return rutil.Merge(v, rutil.FlattenMap(mp), rutil.Tags([]string{"protobuf", "json"}), rutil.SliceAppend(true))
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}
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func (c *urlencodeCodec) ReadHeader(conn io.Reader, m *codec.Message, t codec.MessageType) error {
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return nil
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}
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func (c *urlencodeCodec) ReadBody(conn io.Reader, b interface{}) error {
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switch m := b.(type) {
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case nil:
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return nil
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case *codec.Frame:
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buf, err := ioutil.ReadAll(conn)
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if err != nil {
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return err
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} else if len(buf) == 0 {
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return nil
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}
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m.Data = buf
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return nil
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}
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buf, err := ioutil.ReadAll(conn)
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if err != nil {
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return err
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} else if len(buf) == 0 {
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return nil
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}
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return c.Unmarshal(buf, b)
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}
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func (c *urlencodeCodec) Write(conn io.Writer, m *codec.Message, b interface{}) error {
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switch m := b.(type) {
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case nil:
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return nil
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case *codec.Frame:
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_, err := conn.Write(m.Data)
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return err
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}
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buf, err := c.Marshal(b)
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if err != nil {
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return err
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}
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_, err = conn.Write(buf)
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return err
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}
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func (c *urlencodeCodec) String() string {
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return "json"
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}
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func NewCodec() codec.Codec {
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return &urlencodeCodec{}
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}
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