Implement DNSDomains Export

Returns the zonefile data as string.

dnsdomains.go

@@ -196,6 +196,19 @@ func (s *DNSDomainService) Edit(context context.Context, params EditDNSDomainPar
 	return &data.Response.Domain, err
 }
 
+// Export - return the zonefile for the domain
+func (s *DNSDomainService) Export(context context.Context, domainname string) (string, error) {
+	data := struct {
+		Response struct {
+			Zonefile string
+		}
+	}{}
+	err := s.client.post(context, "domain/export", &data, struct {
+		Name string `json:"domainname"`
+	}{domainname})
+	return data.Response.Zonefile, err
+}
+
 // List - return a list of all domains in your account
 func (s *DNSDomainService) List(context context.Context) (*[]DNSDomain, error) {
 	data := struct {

dnsdomains_test.go

@@ -303,3 +303,13 @@ func TestDnsDomainsGenerateAuthCode(t *testing.T) {
 	assert.Equal(t, "domain/generateauthcode", c.lastPath, "path used is correct")
 	assert.Equal(t, "abcxy123-=%", authcode, "correct return data")
 }
+
+func TestDnsDomainsExport(t *testing.T) {
+	c := &mockClient{}
+	d := DNSDomainService{client: c}
+
+	d.Export(context.Background(), "example.com")
+
+	assert.Equal(t, "POST", c.lastMethod, "method is used correct")
+	assert.Equal(t, "domain/export", c.lastPath, "path used is correct")
+}