util

Documentation

Index

• Constants
• func AESDecryptMsg(ciphertext []byte, aesKey []byte) (random, rawXMLMsg, appID []byte, err error)
• func AESEncryptMsg(random, rawXMLMsg []byte, appID string, aesKey []byte) (ciphertext []byte)
• func AesECBDecrypt(ciphertext []byte, aesKey []byte) ([]byte, error)
• func CalculateSign(content, signType, key string) (string, error)
• func DecodeWithCommonError(response []byte, apiName string) (err error)
• func DecodeWithError(response []byte, obj interface{}, apiName string) error
• func DecryptMsg(appID, encryptedMsg, aesKey string) (random, rawMsgXMLBytes []byte, err error)
• func EncryptMsg(random, rawXMLMsg []byte, appID, aesKey string) (encrtptMsg []byte, err error)
• func GetCurrTS() int64
• func HTTPGet(uri string) ([]byte, error)
• func HTTPGetContext(ctx context.Context, uri string) ([]byte, error)
• func HTTPPost(uri string, data string) ([]byte, error)
• func HTTPPostContext(ctx context.Context, uri string, data []byte, header map[string]string) ([]byte, error)
• func NewECBDecryptor(b cipher.Block) cipher.BlockMode
• func NewECBEncryptor(b cipher.Block) cipher.BlockMode
• func OrderParam(p map[string]string, bizKey string) (returnStr string)
• func PKCS5Padding(ciphertext []byte, blockSize int) []byte
• func PKCS5UnPadding(origData []byte) []byte
• func ParamSign(p map[string]string, key string) (string, error)
• func PostFile(fieldName, fileName, uri string) ([]byte, error)
• func PostFileFromReader(filedName, fileName, uri string, reader io.Reader) ([]byte, error)
• func PostJSONContext(ctx context.Context, uri string, obj interface{}) ([]byte, error)
• func PostJSONWithRespContentType(uri string, obj interface{}) ([]byte, string, error)
• func PostMultipartForm(fields []MultipartFormField, uri string) (respBody []byte, err error)
• func PostXML(uri string, obj interface{}) ([]byte, error)
• func PostXMLWithTLS(uri string, obj interface{}, ca, key string) ([]byte, error)
• func Query(params map[string]interface{}) string
• func RSADecrypt(privateKey string, ciphertext []byte) ([]byte, error)
• func RSADecryptBase64(privateKey string, cryptoText string) ([]byte, error)
• func RandomStr(length int) string
• func SetURIModifier(fn URIModifier)
• func Signature(params ...string) string
• func SliceChunk(src []string, chunkSize int) (chunks [][]string)
• func Template(source string, data map[string]interface{}) string
• type CommonError
  • func NewCommonError(apiName string, code int64, msg string) *CommonError
  • func (c *CommonError) Error() string
• type ECBDecryptor
  • func (x *ECBDecryptor) BlockSize() int
  • func (x *ECBDecryptor) CryptBlocks(dst, src []byte)
• type ECBEncryptor
  • func (x *ECBEncryptor) BlockSize() int
  • func (x *ECBEncryptor) CryptBlocks(dst, src []byte)
• type MultipartFormField
• type URIModifier

Constants

const (
	SignTypeMD5        = `MD5`
	SignTypeHMACSHA256 = `HMAC-SHA256`
)

微信签名算法方式

Functions

func AESDecryptMsg

func AESDecryptMsg(ciphertext []byte, aesKey []byte) (random, rawXMLMsg, appID []byte, err error)

AESDecryptMsg ciphertext = AES_Encrypt[random(16B) + msg_len(4B) + rawXMLMsg + appId] 参考：github.com/chanxuehong/wechat.v2

func AESEncryptMsg

func AESEncryptMsg(random, rawXMLMsg []byte, appID string, aesKey []byte) (ciphertext []byte)

AESEncryptMsg ciphertext = AES_Encrypt[random(16B) + msg_len(4B) + rawXMLMsg + appId] 参考：github.com/chanxuehong/wechat.v2

func AesECBDecrypt

func AesECBDecrypt(ciphertext []byte, aesKey []byte) ([]byte, error)

AesECBDecrypt will decrypt data with PKCS5Padding

func CalculateSign

func CalculateSign(content, signType, key string) (string, error)

CalculateSign 计算签名

func DecodeWithCommonError

func DecodeWithCommonError(response []byte, apiName string) (err error)

DecodeWithCommonError 将返回值按照CommonError解析

func DecodeWithError

func DecodeWithError(response []byte, obj interface{}, apiName string) error

DecodeWithError 将返回值按照解析

func DecryptMsg

func DecryptMsg(appID, encryptedMsg, aesKey string) (random, rawMsgXMLBytes []byte, err error)

DecryptMsg 消息解密

func EncryptMsg

func EncryptMsg(random, rawXMLMsg []byte, appID, aesKey string) (encrtptMsg []byte, err error)

EncryptMsg 加密消息

func GetCurrTS

func GetCurrTS() int64

GetCurrTS return current timestamps

func HTTPGet

func HTTPGet(uri string) ([]byte, error)

HTTPGet get 请求

func HTTPGetContext

func HTTPGetContext(ctx context.Context, uri string) ([]byte, error)

HTTPGetContext get 请求

func HTTPPost

func HTTPPost(uri string, data string) ([]byte, error)

HTTPPost post 请求

func HTTPPostContext

func HTTPPostContext(ctx context.Context, uri string, data []byte, header map[string]string) ([]byte, error)

HTTPPostContext post 请求

func NewECBDecryptor

func NewECBDecryptor(b cipher.Block) cipher.BlockMode

NewECBDecryptor returns a BlockMode which decrypts in electronic code book mode, using the given Block.

func NewECBEncryptor

func NewECBEncryptor(b cipher.Block) cipher.BlockMode

NewECBEncryptor returns a BlockMode which encrypts in electronic code book mode, using the given Block.

func OrderParam

func OrderParam(p map[string]string, bizKey string) (returnStr string)

OrderParam order params

func PKCS5Padding

func PKCS5Padding(ciphertext []byte, blockSize int) []byte

PKCS5Padding -

func PKCS5UnPadding

func PKCS5UnPadding(origData []byte) []byte

PKCS5UnPadding -

func ParamSign

func ParamSign(p map[string]string, key string) (string, error)

ParamSign 计算所传参数的签名

func PostFile

func PostFile(fieldName, fileName, uri string) ([]byte, error)

PostFile 上传文件

func PostFileFromReader

func PostFileFromReader(filedName, fileName, uri string, reader io.Reader) ([]byte, error)

PostFileFromReader 上传文件，从 io.Reader 中读取

func PostJSONContext

func PostJSONContext(ctx context.Context, uri string, obj interface{}) ([]byte, error)

PostJSONContext post json 数据请求

func PostJSONWithRespContentType

func PostJSONWithRespContentType(uri string, obj interface{}) ([]byte, string, error)

PostJSONWithRespContentType post json数据请求，且返回数据类型

func PostMultipartForm

func PostMultipartForm(fields []MultipartFormField, uri string) (respBody []byte, err error)

func PostXML

func PostXML(uri string, obj interface{}) ([]byte, error)

PostXML perform HTTP/POST request with XML body

func PostXMLWithTLS

func PostXMLWithTLS(uri string, obj interface{}, ca, key string) ([]byte, error)

PostXMLWithTLS perform HTTP/POST request with XML body and TLS

func Query

func Query(params map[string]interface{}) string

Query 将Map序列化为Query参数

func RSADecrypt

func RSADecrypt(privateKey string, ciphertext []byte) ([]byte, error)

RSADecrypt 数据解密

func RSADecryptBase64

func RSADecryptBase64(privateKey string, cryptoText string) ([]byte, error)

RSADecryptBase64 Base64解码后再次进行RSA解密

func RandomStr

func RandomStr(length int) string

RandomStr 随机生成字符串

func SetURIModifier

func SetURIModifier(fn URIModifier)

SetURIModifier 设置URI修改器

func Signature

func Signature(params ...string) string

Signature sha1签名

func SliceChunk

func SliceChunk(src []string, chunkSize int) (chunks [][]string)

SliceChunk 用于将字符串切片分块

func Template

func Template(source string, data map[string]interface{}) string

Template 对字符串中的和map的key相同的字符串进行模板替换 仅支持 形如: {name}

Types

type CommonError

type CommonError struct {
	ErrCode int64  `json:"errcode"`
	ErrMsg  string `json:"errmsg"`
	// contains filtered or unexported fields
}

CommonError 微信返回的通用错误json

func NewCommonError

func NewCommonError(apiName string, code int64, msg string) *CommonError

NewCommonError 新建CommonError错误，对于无errcode和errmsg的返回也可以返回该通用错误

func (*CommonError) Error

func (c *CommonError) Error() string

type ECBDecryptor

type ECBDecryptor ecb

ECBDecryptor -

func (*ECBDecryptor) BlockSize

func (x *ECBDecryptor) BlockSize() int

BlockSize implement BlockMode.BlockSize

func (*ECBDecryptor) CryptBlocks

func (x *ECBDecryptor) CryptBlocks(dst, src []byte)

CryptBlocks implement BlockMode.CryptBlocks

type ECBEncryptor

type ECBEncryptor ecb

ECBEncryptor -

func (*ECBEncryptor) BlockSize

func (x *ECBEncryptor) BlockSize() int

BlockSize implement BlockMode.BlockSize

func (*ECBEncryptor) CryptBlocks

func (x *ECBEncryptor) CryptBlocks(dst, src []byte)

CryptBlocks implement BlockMode.CryptBlocks

type MultipartFormField

type MultipartFormField struct {
	IsFile     bool
	Fieldname  string
	Value      []byte
	Filename   string
	FileReader io.Reader
}

MultipartFormField 保存文件或其他字段信息

type URIModifier

type URIModifier func(uri string) string

URIModifier URI修改器