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f2b.go
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package f2bwsbilling
import (
"bytes"
"crypto/tls"
"encoding/xml"
"io/ioutil"
"log"
"math/rand"
"net"
"net/http"
"time"
)
// against "unused imports"
var _ time.Time
var _ xml.Name
type F2bCobranca struct {
XMLName xml.Name `xml:"m:F2bCobranca"` //`xml:"http://www.f2b.com.br/soap/wsbilling.xsd F2bCobranca"`
XmlNS string `xml:"xmlns:m,attr"`
Mensagem Mensagem `xml:"mensagem,omitempty"`
Sacador Sacador `xml:"sacador,omitempty"`
Cobranca Cobranca `xml:"cobranca,omitempty"`
Agendamento Agendamento `xml:"agendamento,omitempty"`
Sacado []Sacado `xml:"sacado,omitempty"`
}
type Mensagem struct {
Data string `xml:"data,attr,omitempty"`
Numero string `xml:"numero,attr,omitempty"`
Tipo_ws string `xml:"tipo_ws,attr,omitempty"`
}
type Sacador struct {
Value string `xml:",chardata"`
Conta string `xml:"conta,attr,omitempty"`
}
type Cobranca struct {
Demonstrativo []string `xml:"demonstrativo,omitempty"`
Sacador_avalista string `xml:"sacador_avalista,omitempty"`
Desconto *Desconto `xml:"desconto,omitempty"`
Multa *Multa `xml:"multa,omitempty"`
Valor float64 `xml:"valor,attr,omitempty"`
Tipo_cobranca string `xml:"tipo_cobranca,attr,omitempty"`
Num_document int32 `xml:"num_document,attr,omitempty"`
Cod_banco string `xml:"cod_banco,attr,omitempty"`
Taxa float64 `xml:"taxa,attr,omitempty"`
Tipo_taxa int32 `xml:"tipo_taxa,attr,omitempty"`
Tipo_parcelamento string `xml:"tipo_parcelamento,attr,omitempty"`
Num_parcelas int32 `xml:"num_parcelas,attr,omitempty"`
}
type Multa struct {
Valor float64 `xml:"valor,attr,omitempty"`
Tipo_multa int32 `xml:"tipo_multa,attr,omitempty"`
Valor_dia float64 `xml:"valor_dia,attr,omitempty"`
Tipo_multa_dia int32 `xml:"tipo_multa_dia,attr,omitempty"`
Atraso int32 `xml:"atraso,attr,omitempty"`
}
type Desconto struct {
Valor float64 `xml:"valor,attr,omitempty"`
Tipo_desconto int32 `xml:"tipo_desconto,attr,omitempty"`
Antecedencia int32 `xml:"antecedencia,attr,omitempty"`
}
type Agendamento struct {
Value string `xml:",chardata"`
Vencimento string `xml:"vencimento,attr,omitempty"`
Ultimo_dia string `xml:"ultimo_dia,attr,omitempty"`
Antecedencia int32 `xml:"antecedencia,attr,omitempty"`
Periodicidade int32 `xml:"periodicidade,attr,omitempty"`
Periodos int32 `xml:"periodos,attr,omitempty"`
Sem_vencimento string `xml:"sem_vencimento,attr,omitempty"`
Carne string `xml:"carne,attr,omitempty"`
}
type Sacado struct {
Nome string `xml:"nome,omitempty"`
Email string `xml:"email,omitempty"`
Endereco *Endereco `xml:"endereco,omitempty"`
Telefone *Telefone `xml:"telefone,omitempty"`
Telefone_com *Telefone_com `xml:"telefone_com,omitempty"`
Telefone_cel *Telefone_cel `xml:"telefone_cel,omitempty"`
Cpf string `xml:"cpf,omitempty"`
Cnpj string `xml:"cnpj,omitempty"`
Observacao string `xml:"observacao,omitempty"`
Grupo string `xml:"grupo,attr,omitempty"`
Codigo string `xml:"codigo,attr,omitempty"`
Envio string `xml:"envio,attr,omitempty"`
Atualizar string `xml:"atualizar,attr,omitempty"`
Servicos string `xml:"servicos,attr,omitempty"`
}
type Endereco struct {
Logradouro string `xml:"logradouro,attr,omitempty"`
Numero string `xml:"numero,attr,omitempty"`
Complemento string `xml:"complemento,attr,omitempty"`
Bairro string `xml:"bairro,attr,omitempty"`
Cidade string `xml:"cidade,attr,omitempty"`
Estado string `xml:"estado,attr,omitempty"`
Cep string `xml:"cep,attr,omitempty"`
}
type Telefone struct {
Ddd int32 `xml:"ddd,attr,omitempty"`
Numero int32 `xml:"numero,attr,omitempty"`
}
type Telefone_com struct {
Ddd_com int32 `xml:"ddd_com,attr,omitempty"`
Numero_com int32 `xml:"numero_com,attr,omitempty"`
}
type Telefone_cel struct {
Ddd_cel int32 `xml:"ddd_cel,attr,omitempty"`
Numero_cel int32 `xml:"numero_cel,attr,omitempty"`
}
type F2bCobrancaRetorno struct {
XMLName xml.Name `xml:"http://www.f2b.com.br/soap/wsbilling.xsd F2bCobrancaRetorno"`
XmlNS string `xml:"xmlns:m,attr"`
Sacado []struct {
Nome string `xml:"nome,omitempty"`
Email string `xml:"email,omitempty"`
Numero int32 `xml:"numero,attr,omitempty"`
} `xml:"sacado,omitempty"`
Agendamento struct {
Value string
Numero int32 `xml:"numero,attr,omitempty"`
} `xml:"agendamento,omitempty"`
Cobranca []struct {
Nome string `xml:"nome,omitempty"`
Email string `xml:"email,omitempty"`
Url string `xml:"url,omitempty"`
Numero int32 `xml:"numero,attr,omitempty"`
Taxa_registro float64 `xml:"taxa_registro,attr,omitempty"`
Nosso_numero int32 `xml:"nosso_numero,attr,omitempty"`
} `xml:"cobranca,omitempty"`
Carne []struct {
Url string `xml:"url,omitempty"`
Numero int32 `xml:"numero,attr,omitempty"`
} `xml:"carne,omitempty"`
Log string `xml:"log,omitempty"`
}
type WSBillingPortType struct {
client *SOAPClient
}
func NewWSBillingPortType(url string, tls bool, auth *BasicAuth) *WSBillingPortType {
if url == "" {
url = ""
}
client := NewSOAPClient(url, tls, auth)
return &WSBillingPortType{
client: client,
}
}
func NewWSBillingPortTypeWithTLSConfig(url string, tlsCfg *tls.Config, auth *BasicAuth) *WSBillingPortType {
if url == "" {
url = ""
}
client := NewSOAPClientWithTLSConfig(url, tlsCfg, auth)
return &WSBillingPortType{
client: client,
}
}
func (service *WSBillingPortType) AddHeader(header interface{}) {
service.client.AddHeader(header)
}
// Backwards-compatible function: use AddHeader instead
func (service *WSBillingPortType) SetHeader(header interface{}) {
service.client.AddHeader(header)
}
func (service *WSBillingPortType) RegisterWSBilling(request *F2bCobranca) (*F2bCobrancaRetorno, error) {
response := new(F2bCobrancaRetorno)
response.XmlNS = "http://www.f2b.com.br/soap/wsbilling.xsd"
err := service.client.Call("http://www.f2b.com.br/WSBilling", request, response)
if err != nil {
return nil, err
}
return response, nil
}
var timeout = time.Duration(30 * time.Second)
func dialTimeout(network, addr string) (net.Conn, error) {
return net.DialTimeout(network, addr, timeout)
}
type SOAPEnvelope struct {
XMLName xml.Name `xml:"soap-env:Envelope"`
XmlNS string `xml:"xmlns:soap-env,attr"`
Header *SOAPHeader
Body SOAPBody
}
type SOAPHeader struct {
XMLName xml.Name `xml:"soap-env:Header"`
XmlNS string `xml:"xmlns:soap-env,attr"`
Items []interface{} `xml:",omitempty"`
}
type SOAPBody struct {
XMLName xml.Name `xml:"soap-env:Body"`
Fault *SOAPFault `xml:",omitempty"`
Content interface{} `xml:",omitempty"`
}
type SOAPFault struct {
XMLName xml.Name `xml:"http://schemas.xmlsoap.org/soap/envelope/ Fault"`
Code string `xml:"faultcode,omitempty"`
String string `xml:"faultstring,omitempty"`
Actor string `xml:"faultactor,omitempty"`
Detail string `xml:"detail,omitempty"`
}
type ResponseSOAPEnvelope struct {
XMLName xml.Name `xml:"Envelope"`
Header *SOAPHeader
Body ResponseSOAPBody
}
type ResponseSOAPHeader struct {
XMLName xml.Name `xml:"Header"`
Items []interface{} `xml:",omitempty"`
}
type ResponseSOAPBody struct {
XMLName xml.Name `xml:"Body"`
Fault *SOAPFault `xml:",omitempty"`
Content interface{} `xml:",omitempty"`
}
const (
// Predefined WSS namespaces to be used in
WssNsWSSE string = "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd"
WssNsWSU string = "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd"
WssNsType string = "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-username-token-profile-1.0#PasswordText"
)
type WSSSecurityHeader struct {
XMLName xml.Name `xml:"http://schemas.xmlsoap.org/soap/envelope/ wsse:Security"`
XmlNSWsse string `xml:"xmlns:wsse,attr"`
MustUnderstand string `xml:"mustUnderstand,attr,omitempty"`
Token *WSSUsernameToken `xml:",omitempty"`
}
type WSSUsernameToken struct {
XMLName xml.Name `xml:"wsse:UsernameToken"`
XmlNSWsu string `xml:"xmlns:wsu,attr"`
XmlNSWsse string `xml:"xmlns:wsse,attr"`
Id string `xml:"wsu:Id,attr,omitempty"`
Username *WSSUsername `xml:",omitempty"`
Password *WSSPassword `xml:",omitempty"`
}
type WSSUsername struct {
XMLName xml.Name `xml:"wsse:Username"`
XmlNSWsse string `xml:"xmlns:wsse,attr"`
Data string `xml:",chardata"`
}
type WSSPassword struct {
XMLName xml.Name `xml:"wsse:Password"`
XmlNSWsse string `xml:"xmlns:wsse,attr"`
XmlNSType string `xml:"Type,attr"`
Data string `xml:",chardata"`
}
type BasicAuth struct {
Login string
Password string
}
type SOAPClient struct {
url string
tlsCfg *tls.Config
auth *BasicAuth
headers []interface{}
}
// **********
// Accepted solution from http://stackoverflow.com/questions/22892120/how-to-generate-a-random-string-of-a-fixed-length-in-golang
// Author: Icza - http://stackoverflow.com/users/1705598/icza
const (
letterBytes = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
letterIdxBits = 6 // 6 bits to represent a letter index
letterIdxMask = 1<<letterIdxBits - 1 // All 1-bits, as many as letterIdxBits
letterIdxMax = 63 / letterIdxBits // # of letter indices fitting in 63 bits
)
func randStringBytesMaskImprSrc(n int) string {
src := rand.NewSource(time.Now().UnixNano())
b := make([]byte, n)
// A src.Int63() generates 63 random bits, enough for letterIdxMax characters!
for i, cache, remain := n-1, src.Int63(), letterIdxMax; i >= 0; {
if remain == 0 {
cache, remain = src.Int63(), letterIdxMax
}
if idx := int(cache & letterIdxMask); idx < len(letterBytes) {
b[i] = letterBytes[idx]
i--
}
cache >>= letterIdxBits
remain--
}
return string(b)
}
// **********
func NewWSSSecurityHeader(user, pass, mustUnderstand string) *WSSSecurityHeader {
hdr := &WSSSecurityHeader{XmlNSWsse: WssNsWSSE, MustUnderstand: mustUnderstand}
hdr.Token = &WSSUsernameToken{XmlNSWsu: WssNsWSU, XmlNSWsse: WssNsWSSE, Id: "UsernameToken-" + randStringBytesMaskImprSrc(9)}
hdr.Token.Username = &WSSUsername{XmlNSWsse: WssNsWSSE, Data: user}
hdr.Token.Password = &WSSPassword{XmlNSWsse: WssNsWSSE, XmlNSType: WssNsType, Data: pass}
return hdr
}
func (b *ResponseSOAPBody) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
if b.Content == nil {
return xml.UnmarshalError("Content must be a pointer to a struct")
}
var (
token xml.Token
err error
consumed bool
)
Loop:
for {
if token, err = d.Token(); err != nil {
return err
}
if token == nil {
break
}
switch se := token.(type) {
case xml.StartElement:
if consumed {
return xml.UnmarshalError("Found multiple elements inside SOAP body; not wrapped-document/literal WS-I compliant")
} else if se.Name.Space == "http://schemas.xmlsoap.org/soap/envelope/" && se.Name.Local == "Fault" {
b.Fault = &SOAPFault{}
b.Content = nil
err = d.DecodeElement(b.Fault, &se)
if err != nil {
return err
}
consumed = true
} else {
if err = d.DecodeElement(b.Content, &se); err != nil {
return err
}
consumed = true
}
case xml.EndElement:
break Loop
}
}
return nil
}
func (f *SOAPFault) Error() string {
return f.String
}
func NewSOAPClient(url string, insecureSkipVerify bool, auth *BasicAuth) *SOAPClient {
tlsCfg := &tls.Config{
InsecureSkipVerify: insecureSkipVerify,
}
return NewSOAPClientWithTLSConfig(url, tlsCfg, auth)
}
func NewSOAPClientWithTLSConfig(url string, tlsCfg *tls.Config, auth *BasicAuth) *SOAPClient {
return &SOAPClient{
url: url,
tlsCfg: tlsCfg,
auth: auth,
}
}
func (s *SOAPClient) AddHeader(header interface{}) {
s.headers = append(s.headers, header)
}
func (s *SOAPClient) Call(soapAction string, request, response interface{}) error {
envelope := new(SOAPEnvelope) //SOAPEnvelope{}
envelope.XmlNS = "http://schemas.xmlsoap.org/soap/envelope/"
if s.headers != nil && len(s.headers) > 0 {
soapHeader := &SOAPHeader{Items: make([]interface{}, len(s.headers))}
copy(soapHeader.Items, s.headers)
envelope.Header = soapHeader
envelope.Header.XmlNS = "http://schemas.xmlsoap.org/soap/envelope/"
}
envelope.Body.Content = request
buffer := new(bytes.Buffer)
encoder := xml.NewEncoder(buffer)
//encoder.Indent(" ", " ")
if err := encoder.Encode(envelope); err != nil {
return err
}
if err := encoder.Flush(); err != nil {
return err
}
log.Println(buffer.String())
req, err := http.NewRequest("POST", s.url, buffer)
if err != nil {
return err
}
if s.auth != nil {
req.SetBasicAuth(s.auth.Login, s.auth.Password)
}
req.Header.Add("Content-Type", "text/xml; charset=\"utf-8\"")
req.Header.Add("SOAPAction", soapAction)
req.Header.Set("User-Agent", "gowsdl/0.1")
req.Close = true
tr := &http.Transport{
TLSClientConfig: s.tlsCfg,
Dial: dialTimeout,
}
client := &http.Client{Transport: tr}
res, err := client.Do(req)
if err != nil {
return err
}
defer res.Body.Close()
rawbody, err := ioutil.ReadAll(res.Body)
if err != nil {
return err
}
if len(rawbody) == 0 {
log.Println("empty response")
return nil
}
log.Println(string(rawbody))
respEnvelope := new(ResponseSOAPEnvelope)
respEnvelope.Body = ResponseSOAPBody{Content: response}
err = xml.Unmarshal(rawbody, respEnvelope)
if err != nil {
return err
}
fault := respEnvelope.Body.Fault
if fault != nil {
return fault
}
return nil
}