httpKit

package
v3.0.94 Latest Latest
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 Go to latest Published: May 27, 2024 License: Apache-2.0 Imports: 26 Imported by: 0

Documentation

Overview

Package httpKit

请求头 || 响应头 key: 不区分大小写

Index

Constants

View Source 
const (
	// PlainContentType 纯文本格式.
	PlainContentType = "text/plain; charset=utf-8"

	// JsonContentType JSON数据格式.
	JsonContentType = "application/json; charset=utf-8"

	// XmlContentType XML数据格式.
	XmlContentType = "text/xml; charset=utf-8"

	// FormUrlencodedContentType 适用于 POST 请求.
	/*
		application/x-www-form-urlencoded: 将键值对的参数用&连接起来，如果有空格，将空格转换为+加号；有特殊符号，将特殊符号转换为ASCII HEX值.
		application/x-www-form-urlencoded是浏览器默认的编码格式，对于Get请求，是将参数转换?key=value&key=value格式，连接到url后.
	*/
	FormUrlencodedContentType = "application/x-www-form-urlencoded; charset=utf-8"

	// OctetStreamContentType 二进制流数据（如常见的文件下载）.
	/*
		参考：https://www.runoob.com/http/http-content-type.html
	*/
	OctetStreamContentType = "application/octet-stream; charset=utf-8"
)
View Source 
const (
	HeaderAccept = "Accept"

	HeaderAcceptEncoding = "Accept-Encoding"

	HeaderAcceptLanguage = "Accept-Language"

	HeaderAccessControlAllowCredentials = "Access-Control-Allow-Credentials"

	HeaderAccessControlAllowHeaders = "Access-Control-Allow-Headers"

	HeaderAccessControlAllowMethods = "Access-Control-Allow-Methods"

	HeaderAccessControlAllowOrigin = "Access-Control-Allow-Origin"

	HeaderAccessControlMaxAge = "Access-Control-Max-Age"

	HeaderAllow = "Allow"

	HeaderCacheControl = "Cache-Control"

	HeaderContentType = "Content-Type"

	HeaderConnection = "Connection"

	HeaderOrigin = "Origin"

	HeaderSetCookie = "Set-Cookie"

	HeaderVary = "Vary"

	HeaderUpgrade = "Upgrade"

	HeaderXXSSProtection = "X-XSS-Protection"

	HeaderChimeraProxy = "Chimera-Proxy"
)

Variables

View Source 
var (
	// GetRequestPublicIp 获取http请求的 "公网ip".
	/*
		涉及的请求头:
		(1) "X-Forwarded-For"
		(2) "X-Real-Ip"
	*/
	GetRequestPublicIp func(req *http.Request) string = netutil.GetRequestPublicIp
)
View Source 
var (
	NotSeekableError = errorKit.Newf("request body is not seekable")
)
View Source 
var (
	RemoteIPHeaders = []string{"X-Forwarded-For", "X-Real-IP"}
)

Functions

func AddHeader 

func AddHeader(header http.Header, key, value string)

AddHeader

PS: key对应的 切片 中，在 最后面 添加value.

e.g. 

header := make(map[string][]string)
AddHeader(header, "k", "0")
fmt.Println(header) 		// map[K:[0]]
AddHeader(header, "k", "1")
fmt.Println(header) 		// map[K:[0 1]]
AddHeader(header, "k", "1")
fmt.Println(header) 		// map[K:[0 1 1]]

func AddHeaderIfMissing 

func AddHeaderIfMissing(header http.Header, key, value string)

AddHeaderIfMissing

PS: 区分大小写.

func AddHeaderIfMissingIgnoreCase 

func AddHeaderIfMissingIgnoreCase(header http.Header, key, value string)

AddHeaderIfMissingIgnoreCase

PS: 不区分大小写.

func AssertHttpUrl 

func AssertHttpUrl(httpUrl string) error

func DelHeader 

func DelHeader(header http.Header, key string)

func GetAcceptLanguages added in v3.0.19 

func GetAcceptLanguages(req *http.Request) []string

GetAcceptLanguages 根据请求头"Accept-Language".

func GetClientIP 

func GetClientIP(req *http.Request) string

GetClientIP

PS: 参考 gin's Context.ClientIP().

func GetClientIPFromHeader 

func GetClientIPFromHeader(req *http.Request) string

GetClientIPFromHeader

PS: 参考 gin's Context.ClientIP().

func GetClientScheme 

func GetClientScheme(req *http.Request) string

GetClientScheme 客户端发送的原始请求 使用的Web协议.

!!!: 返回值不一定准确，除非 代理s 好好配合（有的话）.

@return "http" || "https"

func GetFormFile 

func GetFormFile(r *http.Request, key string, maxMemory int64) (multipart.File, *multipart.FileHeader, error)

GetFormFile

[Go] golang获取http中的get传递的参数 

https://www.cnblogs.com/taoshihan/p/12943118.html

@param maxMemory 可以为-1，此时将采用默认值

func GetHeader 

func GetHeader(header http.Header, key string) string

GetHeader

PS: (1) 不存在与 key 对应值的话，将返回 ""; (2) 存在多个值的话（[]string && len > 1），返回第一个值.

func GetHeaderValues 

func GetHeaderValues(header http.Header, key string) []string

GetHeaderValues

@param key 不存在对应值的话，将返回 nil

func GetMethod 

func GetMethod(req *http.Request) string

GetMethod 请求的method.

func GetOrigin 

func GetOrigin(header http.Header) string

GetOrigin 获取请求的Origin

func GetProto 

func GetProto(req *http.Request) string

GetProto 服务器的HTTP版本.

@return (1) "HTTP/1.0" 

(2) "HTTP/1.1"
(3) "HTTP/2.0"（https）

func GetRawQuery 

func GetRawQuery(req *http.Request) string

GetRawQuery

e.g. http://127.0.0.1/a/b?1=1&2=2 => "1=1&2=2"

func GetReferer 

func GetReferer(r *http.Request) string

GetReferer

PS: (1) 涉及 Referer验证; (2) 参考: notes/Web（漏洞等）/Web.wps

func GetRemoteIP 

func GetRemoteIP(req *http.Request) string

GetRemoteIP 获取客户端IP地址（客户端的远程IP地址）.

PS: 参考 gin's Context.RemoteIP().

e.g. 当客户端通过代理服务器连接时，RemoteIP() 返回代理服务器的 IP 地址

func GetRequestUrl 

func GetRequestUrl(req *http.Request) string

GetRequestUrl 返回当前接口的url（带query）.

func GetRoute 

func GetRoute(req *http.Request) string

GetRoute 获取: 路由（不带query）.

e.g. 

http://127.0.0.1/a/b?1=1&2=2 => "/a/b"

func GetRouteWithQuery 

func GetRouteWithQuery(req *http.Request) string

GetRouteWithQuery 获取: 路由（带query）.

e.g. 

http://127.0.0.1/a/b?1=1&2=2 => "/a/b?1=1&2=2"

func GetScheme 

func GetScheme(req *http.Request) string

GetScheme 请求使用的Web协议.

@return "http" || "https"

func GetUserAgent 

func GetUserAgent(header http.Header) string

GetUserAgent 获取http请求头中"User Agent"的值.

参考: https://www.sunzhongwei.com/golang-gin-for-user-agent-in-http-request-header-value

e.g. Chrome浏览器: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36 Safari浏览器: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.5 Safari/605.1.15

func HeaderContainsValue 

func HeaderContainsValue(header http.Header, key, value string) bool

HeaderContainsValue Header中，指定key对应的value切片是否包含指定value？

PS: 区分大小写.

func HeaderContainsValueIgnoreCase 

func HeaderContainsValueIgnoreCase(header http.Header, key, value string) bool

HeaderContainsValueIgnoreCase Header中，指定key对应的value切片是否包含指定value？\

PS: 不区分大小写.

func HeaderToMap 

func HeaderToMap(header http.Header) map[string]interface{}

HeaderToMap http.Header（即 map[string][]string） => map[string]interface{}

func MakeRequestBodySeekable 

func MakeRequestBodySeekable(req *http.Request) error

MakeRequestBodySeekable

Go语言: 如何让 request.Body 可以多次读取 

https://www.cnblogs.com/ayanmw/p/17191530.html

PS: (1) 一般与 proxy() 搭配使用; (2) 某个路由涉及代理（请求转发）的话，需要在handler里面 首先 调用此方法; (3) 请求有内容的话，会全部读取一遍请求体内容.

func ObtainGetParam 

func ObtainGetParam(r *http.Request, key string) string

ObtainGetParam

[Go] golang获取http中的get传递的参数 

https://www.cnblogs.com/taoshihan/p/12943118.html

func ObtainPostParam 

func ObtainPostParam(r *http.Request, key string) (string, error)

ObtainPostParam

[Go] golang获取http中的get传递的参数 

https://www.cnblogs.com/taoshihan/p/12943118.html

func OverrideRequestBody 

func OverrideRequestBody(req *http.Request, m map[string][]string) error

OverrideRequestBody 覆盖 POST请求 的请求体（request body）.

func PolyfillContextPath 

func PolyfillContextPath(relativePath string) string

PolyfillContextPath *

  • e.g.
  • "" => ""
  • "/" => "/"
  • "//" => "/"
  • "///" => "/"
  • "/c/////c//" => "/c/c/" *
  • @return 优化过的ContextPath

func ResetRequestBody 

func ResetRequestBody(req *http.Request) error

ResetRequestBody 重置请求体，以防: 已经读完body了，请求转发给别人，别人收到的请求没内容.

func RespondData 

func RespondData(w http.ResponseWriter, code int, contentType string, data []byte) error

RespondData 响应字节流（二进制流）

参考: gin里面的 Context.Content() .

@return 如果不为nil，建议输出到控制台

func RespondFile 

func RespondFile(w http.ResponseWriter, r *http.Request, code int, filePath, fileName string) error

RespondFile 响应文件

参考: gin里面的 Context.File() 和 Context.FileAttachment() .

@param filePath 文件路径 @param fileName 文件名（可以为""，此时将从 传参filePath 中获取） @return 如果不为nil，建议输出到控制台

func RespondJson 

func RespondJson(w http.ResponseWriter, code int, obj any) error

RespondJson

参考: gin里面的 Context.JSON() .

func RespondString 

func RespondString(w http.ResponseWriter, code int, format string, values ...any) error

RespondString

参考: gin里面的 Context.String() .

func RespondStringData 

func RespondStringData(w http.ResponseWriter, code int, data []byte) error

func SetHeader 

func SetHeader(header http.Header, key, value string)

SetHeader

e.g. 

header := make(map[string][]string)

httpKit.AddHeader(header, "k", "0")
fmt.Println(header) 				// map[K:[0]]
httpKit.AddHeader(header, "k", "1")
fmt.Println(header) 				// map[K:[0 1]]

httpKit.SetHeader(header, "k", "2")
fmt.Println(header) 				// map[K:[2]]
httpKit.SetHeader(header, "k", "")
fmt.Println(header) 				// map[]

func SetHeaderIfMissing 

func SetHeaderIfMissing(header http.Header, key, value string)

SetHeaderIfMissing

PS: 区分大小写.

func SetHeaderIfMissingIgnoreCase 

func SetHeaderIfMissingIgnoreCase(header http.Header, key, value string)

SetHeaderIfMissingIgnoreCase

PS: 不区分大小写.

func Status 

func Status(w http.ResponseWriter, code int)

Status 设置响应的http状态码

PS: (1) 不建议多次设置 http状态码； (2) 如果多次设置的话，感觉 第一次设置的值 会生效.

@param code -1: 不设置http状态码

func ToRequestBodyString 

func ToRequestBodyString(m map[string][]string) string

ToRequestBodyString

条件: (1) POST (2) x-www-form-urlencoded

e.g. 

m := map[string][]string{
	"a": []string{"test"},
	"b": []string{"测试"},
}
fmt.Println(ToRequestBodyString(m)) // a=test&b=%E6%B5%8B%E8%AF%95

func TryToResetRequestBody 

func TryToResetRequestBody(req *http.Request) error

Types

type Repeat 

type Repeat struct {
	Reader io.ReaderAt
	Offset int64
}

func (*Repeat) Close 

func (p *Repeat) Close() error

func (*Repeat) Read 

func (p *Repeat) Read(val []byte) (n int, err error)

Read 重写读方法，使每次读取request.Body时能从指定位置读取

func (*Repeat) Reset 

func (p *Repeat) Reset()

Reset 重置偏移量

Source Files

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