52 lines
1.2 KiB
Go
52 lines
1.2 KiB
Go
package apple
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import (
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"encoding/json"
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"strings"
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)
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type NotificationEnvelope struct {
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NotificationType string
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TransactionJWS string
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}
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func ParseNotificationSignedPayload(jws string) (*NotificationEnvelope, error) {
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parts := strings.Split(strings.TrimSpace(jws), ".")
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if len(parts) != 3 {
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return nil, ErrInvalidJWS
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}
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data, err := decodeB64URL(parts[1])
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if err != nil {
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return nil, err
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}
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var raw map[string]interface{}
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if err = json.Unmarshal(data, &raw); err != nil {
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return nil, err
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}
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env := &NotificationEnvelope{}
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if v, ok := raw["notificationType"].(string); ok {
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env.NotificationType = v
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}
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if d, ok := raw["data"].(map[string]interface{}); ok {
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if sjws, ok := d["signedTransactionInfo"].(string); ok {
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env.TransactionJWS = sjws
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}
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}
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return env, nil
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}
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func VerifyNotificationSignedPayload(jws string) (*TransactionPayload, string, error) {
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env, err := ParseNotificationSignedPayload(jws)
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if err != nil {
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return nil, "", err
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}
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if env.TransactionJWS == "" {
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return nil, env.NotificationType, ErrInvalidJWS
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}
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tx, err := VerifyTransactionJWS(env.TransactionJWS)
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if err != nil {
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return nil, env.NotificationType, err
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}
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return tx, env.NotificationType, nil
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}
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