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118 lines
2.5 KiB
Go
118 lines
2.5 KiB
Go
package objx
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import (
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"bytes"
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"encoding/base64"
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"encoding/json"
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"errors"
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"fmt"
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"net/url"
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)
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// JSON converts the contained object to a JSON string
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// representation
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func (m Map) JSON() (string, error) {
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result, err := json.Marshal(m)
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if err != nil {
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err = errors.New("objx: JSON encode failed with: " + err.Error())
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}
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return string(result), err
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}
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// MustJSON converts the contained object to a JSON string
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// representation and panics if there is an error
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func (m Map) MustJSON() string {
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result, err := m.JSON()
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if err != nil {
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panic(err.Error())
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}
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return result
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}
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// Base64 converts the contained object to a Base64 string
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// representation of the JSON string representation
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func (m Map) Base64() (string, error) {
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var buf bytes.Buffer
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jsonData, err := m.JSON()
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if err != nil {
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return "", err
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}
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encoder := base64.NewEncoder(base64.StdEncoding, &buf)
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encoder.Write([]byte(jsonData))
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encoder.Close()
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return buf.String(), nil
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}
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// MustBase64 converts the contained object to a Base64 string
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// representation of the JSON string representation and panics
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// if there is an error
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func (m Map) MustBase64() string {
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result, err := m.Base64()
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if err != nil {
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panic(err.Error())
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}
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return result
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}
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// SignedBase64 converts the contained object to a Base64 string
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// representation of the JSON string representation and signs it
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// using the provided key.
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func (m Map) SignedBase64(key string) (string, error) {
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base64, err := m.Base64()
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if err != nil {
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return "", err
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}
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sig := HashWithKey(base64, key)
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return base64 + SignatureSeparator + sig, nil
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}
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// MustSignedBase64 converts the contained object to a Base64 string
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// representation of the JSON string representation and signs it
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// using the provided key and panics if there is an error
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func (m Map) MustSignedBase64(key string) string {
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result, err := m.SignedBase64(key)
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if err != nil {
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panic(err.Error())
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}
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return result
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}
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/*
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URL Query
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------------------------------------------------
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*/
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// URLValues creates a url.Values object from an Obj. This
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// function requires that the wrapped object be a map[string]interface{}
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func (m Map) URLValues() url.Values {
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vals := make(url.Values)
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for k, v := range m {
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//TODO: can this be done without sprintf?
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vals.Set(k, fmt.Sprintf("%v", v))
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}
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return vals
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}
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// URLQuery gets an encoded URL query representing the given
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// Obj. This function requires that the wrapped object be a
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// map[string]interface{}
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func (m Map) URLQuery() (string, error) {
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return m.URLValues().Encode(), nil
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}
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