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Published: Nov 3, 2020 License: Apache-2.0 Imports: 30 Imported by: 3,331



Package context provide the context utils Usage:

	import ""

	ctx := context.Context{Request:req,ResponseWriter:rw}

 more docs



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const (
	ApplicationJSON = "application/json"
	ApplicationXML  = "application/xml"
	ApplicationYAML = "application/x-yaml"
	TextXML         = "text/xml"

commonly used mime-types


This section is empty.


func InitGzip added in v1.7.0

func InitGzip(minLength, compressLevel int, methods []string)

InitGzip init the gzipcompress

func ParseEncoding added in v1.6.0

func ParseEncoding(r *http.Request) string

ParseEncoding will extract the right encoding for response the Accept-Encoding's sec is here:

func WriteBody added in v1.6.0

func WriteBody(encoding string, writer io.Writer, content []byte) (bool, string, error)

WriteBody reads writes content to writer by the specific encoding(gzip/deflate)

func WriteFile added in v1.6.0

func WriteFile(encoding string, writer io.Writer, file *os.File) (bool, string, error)

WriteFile reads from file and writes to writer by the specific encoding(gzip/deflate)


type BeegoInput

type BeegoInput struct {
	Context    *Context
	CruSession session.Store

	RequestBody   []byte
	RunMethod     string
	RunController reflect.Type
	// contains filtered or unexported fields

BeegoInput operates the http request header, data, cookie and body. it also contains router params and current session.

func NewInput

func NewInput() *BeegoInput

NewInput return BeegoInput generated by Context.

func (*BeegoInput) AcceptsHTML added in v1.6.0

func (input *BeegoInput) AcceptsHTML() bool

AcceptsHTML Checks if request accepts html response

func (*BeegoInput) AcceptsJSON added in v1.6.0

func (input *BeegoInput) AcceptsJSON() bool

AcceptsJSON Checks if request accepts json response

func (*BeegoInput) AcceptsXML added in v1.6.0

func (input *BeegoInput) AcceptsXML() bool

AcceptsXML Checks if request accepts xml response

func (*BeegoInput) AcceptsYAML added in v1.10.0

func (input *BeegoInput) AcceptsYAML() bool

AcceptsYAML Checks if request accepts json response

func (*BeegoInput) Bind

func (input *BeegoInput) Bind(dest interface{}, key string) error

Bind data from request.Form[key] to dest like /?id=123&isok=true&ft=1.2&ol[0]=1&ol[1]=2&ul[]=str&ul[]=array&user.Name=astaxie var id int beegoInput.Bind(&id, "id") id ==123 var isok bool beegoInput.Bind(&isok, "isok") isok ==true var ft float64 beegoInput.Bind(&ft, "ft") ft ==1.2 ol := make([]int, 0, 2) beegoInput.Bind(&ol, "ol") ol ==[1 2] ul := make([]string, 0, 2) beegoInput.Bind(&ul, "ul") ul ==[str array] user struct{Name} beegoInput.Bind(&user, "user") user == {Name:"astaxie"}

func (*BeegoInput) Cookie

func (input *BeegoInput) Cookie(key string) string

Cookie returns request cookie item string by a given key. if non-existed, return empty string.

func (*BeegoInput) CopyBody

func (input *BeegoInput) CopyBody(MaxMemory int64) []byte

CopyBody returns the raw request body data as bytes.

func (*BeegoInput) Data

func (input *BeegoInput) Data() map[interface{}]interface{}

Data return the implicit data in the input

func (*BeegoInput) Domain

func (input *BeegoInput) Domain() string

Domain returns host name. Alias of Host method.

func (*BeegoInput) GetData

func (input *BeegoInput) GetData(key interface{}) interface{}

GetData returns the stored data in this context.

func (*BeegoInput) Header

func (input *BeegoInput) Header(key string) string

Header returns request header item string by a given string. if non-existed, return empty string.

func (*BeegoInput) Host

func (input *BeegoInput) Host() string

Host returns host name. if no host info in request, return localhost.

func (*BeegoInput) IP

func (input *BeegoInput) IP() string

IP returns request client ip. if in proxy, return first proxy id. if error, return RemoteAddr.

func (*BeegoInput) Is

func (input *BeegoInput) Is(method string) bool

Is returns boolean of this request is on given method, such as Is("POST").

func (*BeegoInput) IsAjax

func (input *BeegoInput) IsAjax() bool

IsAjax returns boolean of this request is generated by ajax.

func (*BeegoInput) IsDelete

func (input *BeegoInput) IsDelete() bool

IsDelete Is this a DELETE method request?

func (*BeegoInput) IsGet

func (input *BeegoInput) IsGet() bool

IsGet Is this a GET method request?

func (*BeegoInput) IsHead

func (input *BeegoInput) IsHead() bool

IsHead Is this a Head method request?

func (*BeegoInput) IsOptions

func (input *BeegoInput) IsOptions() bool

IsOptions Is this a OPTIONS method request?

func (*BeegoInput) IsPatch

func (input *BeegoInput) IsPatch() bool

IsPatch Is this a PATCH method request?

func (*BeegoInput) IsPost

func (input *BeegoInput) IsPost() bool

IsPost Is this a POST method request?

func (*BeegoInput) IsPut

func (input *BeegoInput) IsPut() bool

IsPut Is this a PUT method request?

func (*BeegoInput) IsSecure

func (input *BeegoInput) IsSecure() bool

IsSecure returns boolean of this request is in https.

func (*BeegoInput) IsUpload

func (input *BeegoInput) IsUpload() bool

IsUpload returns boolean of whether file uploads in this request or not..

func (*BeegoInput) IsWebsocket

func (input *BeegoInput) IsWebsocket() bool

IsWebsocket returns boolean of this request is in webSocket.

func (*BeegoInput) Method

func (input *BeegoInput) Method() string

Method returns http request method.

func (*BeegoInput) Param

func (input *BeegoInput) Param(key string) string

Param returns router param by a given key.

func (*BeegoInput) Params

func (input *BeegoInput) Params() map[string]string

Params returns the map[key]value.

func (*BeegoInput) ParamsLen added in v1.6.0

func (input *BeegoInput) ParamsLen() int

ParamsLen return the length of the params

func (*BeegoInput) ParseFormOrMulitForm

func (input *BeegoInput) ParseFormOrMulitForm(maxMemory int64) error

ParseFormOrMulitForm parseForm or parseMultiForm based on Content-type

func (*BeegoInput) Port

func (input *BeegoInput) Port() int

Port returns request client port. when error or empty, return 80.

func (*BeegoInput) Protocol

func (input *BeegoInput) Protocol() string

Protocol returns request protocol name, such as HTTP/1.1 .

func (*BeegoInput) Proxy

func (input *BeegoInput) Proxy() []string

Proxy returns proxy client ips slice.

func (*BeegoInput) Query

func (input *BeegoInput) Query(key string) string

Query returns input data item string by a given string.

func (*BeegoInput) Refer

func (input *BeegoInput) Refer() string

Refer returns http referer header.

func (*BeegoInput) Referer added in v1.4.3

func (input *BeegoInput) Referer() string

Referer returns http referer header.

func (*BeegoInput) Reset added in v1.6.0

func (input *BeegoInput) Reset(ctx *Context)

Reset init the BeegoInput

func (*BeegoInput) ResetParams added in v1.7.0

func (input *BeegoInput) ResetParams()

ResetParams clears any of the input's Params This function is used to clear parameters so they may be reset between filter passes.

func (*BeegoInput) Scheme

func (input *BeegoInput) Scheme() string

Scheme returns request scheme as "http" or "https".

func (*BeegoInput) Session

func (input *BeegoInput) Session(key interface{}) interface{}

Session returns current session item value by a given key. if non-existed, return nil.

func (*BeegoInput) SetData

func (input *BeegoInput) SetData(key, val interface{})

SetData stores data with given key in this context. This data are only available in this context.

func (*BeegoInput) SetParam added in v1.6.0

func (input *BeegoInput) SetParam(key, val string)

SetParam will set the param with key and value

func (*BeegoInput) Site

func (input *BeegoInput) Site() string

Site returns base site url as scheme://domain type.

func (*BeegoInput) SubDomains

func (input *BeegoInput) SubDomains() string

SubDomains returns sub domain string. if, returns .

func (*BeegoInput) URI added in v1.6.0

func (input *BeegoInput) URI() string

URI returns full request url with query string, fragment.

func (*BeegoInput) URL added in v1.6.0

func (input *BeegoInput) URL() string

URL returns request url path (without query string, fragment).

func (*BeegoInput) UserAgent

func (input *BeegoInput) UserAgent() string

UserAgent returns request client user agent string.

type BeegoOutput

type BeegoOutput struct {
	Context    *Context
	Status     int
	EnableGzip bool

BeegoOutput does work for sending response header.

func NewOutput

func NewOutput() *BeegoOutput

NewOutput returns new BeegoOutput. it contains nothing now.

func (*BeegoOutput) Body

func (output *BeegoOutput) Body(content []byte) error

Body sets response body content. if EnableGzip, compress content string. it sends out response body directly.

func (*BeegoOutput) ContentType

func (output *BeegoOutput) ContentType(ext string)

ContentType sets the content type from ext string. MIME type is given in mime package.

func (*BeegoOutput) Cookie

func (output *BeegoOutput) Cookie(name string, value string, others ...interface{})

Cookie sets cookie value via given key. others are ordered as cookie's max age time, path,domain, secure and httponly.

func (*BeegoOutput) Download

func (output *BeegoOutput) Download(file string, filename ...string)

Download forces response for download file. it prepares the download response header automatically.

func (*BeegoOutput) Header

func (output *BeegoOutput) Header(key, val string)

Header sets response header item string via given key.

func (*BeegoOutput) IsCachable

func (output *BeegoOutput) IsCachable() bool

IsCachable returns boolean of this request is cached. HTTP 304 means cached.

func (*BeegoOutput) IsClientError

func (output *BeegoOutput) IsClientError() bool

IsClientError returns boolean of this request client sends error data. HTTP 4xx means client error.

func (*BeegoOutput) IsEmpty

func (output *BeegoOutput) IsEmpty() bool

IsEmpty returns boolean of this request is empty. HTTP 201,204 and 304 means empty.

func (*BeegoOutput) IsForbidden

func (output *BeegoOutput) IsForbidden() bool

IsForbidden returns boolean of this request is forbidden. HTTP 403 means forbidden.

func (*BeegoOutput) IsNotFound

func (output *BeegoOutput) IsNotFound() bool

IsNotFound returns boolean of this request is not found. HTTP 404 means not found.

func (*BeegoOutput) IsOk

func (output *BeegoOutput) IsOk() bool

IsOk returns boolean of this request runs well. HTTP 200 means ok.

func (*BeegoOutput) IsRedirect

func (output *BeegoOutput) IsRedirect() bool

IsRedirect returns boolean of this request is redirection header. HTTP 301,302,307 means redirection.

func (*BeegoOutput) IsServerError

func (output *BeegoOutput) IsServerError() bool

IsServerError returns boolean of this server handler errors. HTTP 5xx means server internal error.

func (*BeegoOutput) IsSuccessful

func (output *BeegoOutput) IsSuccessful() bool

IsSuccessful returns boolean of this request runs successfully. HTTP 2xx means ok.

func (*BeegoOutput) JSON added in v1.6.0

func (output *BeegoOutput) JSON(data interface{}, hasIndent bool, encoding bool) error

JSON writes json to response body. if encoding is true, it converts utf-8 to \u0000 type.

func (*BeegoOutput) JSONP added in v1.6.0

func (output *BeegoOutput) JSONP(data interface{}, hasIndent bool) error

JSONP writes jsonp to response body.

func (*BeegoOutput) Reset added in v1.6.0

func (output *BeegoOutput) Reset(ctx *Context)

Reset init BeegoOutput

func (*BeegoOutput) ServeFormatted added in v1.11.0

func (output *BeegoOutput) ServeFormatted(data interface{}, hasIndent bool, hasEncode ...bool)

ServeFormatted serve YAML, XML OR JSON, depending on the value of the Accept header

func (*BeegoOutput) Session

func (output *BeegoOutput) Session(name interface{}, value interface{})

Session sets session item value with given key.

func (*BeegoOutput) SetStatus

func (output *BeegoOutput) SetStatus(status int)

SetStatus sets response status code. It writes response header directly.

func (*BeegoOutput) XML added in v1.6.0

func (output *BeegoOutput) XML(data interface{}, hasIndent bool) error

XML writes xml string to response body.

func (*BeegoOutput) YAML added in v1.10.0

func (output *BeegoOutput) YAML(data interface{}) error

YAML writes yaml to response body.

type Context

type Context struct {
	Input          *BeegoInput
	Output         *BeegoOutput
	Request        *http.Request
	ResponseWriter *Response
	// contains filtered or unexported fields

Context Http request context struct including BeegoInput, BeegoOutput, http.Request and http.ResponseWriter. BeegoInput and BeegoOutput provides some api to operate request and response more easily.

func NewContext added in v1.6.0

func NewContext() *Context

NewContext return the Context with Input and Output

func (*Context) Abort

func (ctx *Context) Abort(status int, body string)

Abort stops this request. if beego.ErrorMaps exists, panic body.

func (*Context) CheckXSRFCookie added in v1.6.0

func (ctx *Context) CheckXSRFCookie() bool

CheckXSRFCookie checks xsrf token in this request is valid or not. the token can provided in request header "X-Xsrftoken" and "X-CsrfToken" or in form field value named as "_xsrf".

func (*Context) GetCookie

func (ctx *Context) GetCookie(key string) string

GetCookie Get cookie from request by a given key. It's alias of BeegoInput.Cookie.

func (*Context) GetSecureCookie

func (ctx *Context) GetSecureCookie(Secret, key string) (string, bool)

GetSecureCookie Get secure cookie from request by a given key.

func (*Context) Redirect

func (ctx *Context) Redirect(status int, localurl string)

Redirect does redirection to localurl with http header status code.

func (*Context) RenderMethodResult added in v1.8.3

func (ctx *Context) RenderMethodResult(result interface{})

RenderMethodResult renders the return value of a controller method to the output

func (*Context) Reset added in v1.6.0

func (ctx *Context) Reset(rw http.ResponseWriter, r *http.Request)

Reset init Context, BeegoInput and BeegoOutput

func (*Context) SetCookie

func (ctx *Context) SetCookie(name string, value string, others ...interface{})

SetCookie Set cookie for response. It's alias of BeegoOutput.Cookie.

func (*Context) SetSecureCookie

func (ctx *Context) SetSecureCookie(Secret, name, value string, others ...interface{})

SetSecureCookie Set Secure cookie for response.

func (*Context) WriteString

func (ctx *Context) WriteString(content string)

WriteString Write string to response body. it sends response body.

func (*Context) XSRFToken added in v1.6.0

func (ctx *Context) XSRFToken(key string, expire int64) string

XSRFToken creates a xsrf token string and returns.

type Renderer added in v1.8.3

type Renderer interface {
	Render(ctx *Context)

Renderer defines an http response renderer

type Response added in v1.6.0

type Response struct {
	Started bool
	Status  int
	Elapsed time.Duration

Response is a wrapper for the http.ResponseWriter started set to true if response was written to then don't execute other handler

func (*Response) CloseNotify added in v1.6.0

func (r *Response) CloseNotify() <-chan bool

CloseNotify http.CloseNotifier

func (*Response) Flush added in v1.6.0

func (r *Response) Flush()

Flush http.Flusher

func (*Response) Hijack added in v1.6.0

func (r *Response) Hijack() (net.Conn, *bufio.ReadWriter, error)

Hijack hijacker for http

func (*Response) Pusher added in v1.11.0

func (r *Response) Pusher() (pusher http.Pusher)

Pusher http.Pusher

func (*Response) Write added in v1.6.0

func (r *Response) Write(p []byte) (int, error)

Write writes the data to the connection as part of an HTTP reply, and sets `started` to true. started means the response has sent out.

func (*Response) WriteHeader added in v1.6.0

func (r *Response) WriteHeader(code int)

WriteHeader sends an HTTP response header with status code, and sets `started` to true.

type StatusCode added in v1.8.3

type StatusCode int

StatusCode sets the http response status code

const (
	//BadRequest indicates http error 400
	BadRequest StatusCode = http.StatusBadRequest

	//NotFound indicates http error 404
	NotFound StatusCode = http.StatusNotFound

func (StatusCode) Error added in v1.8.3

func (s StatusCode) Error() string

func (StatusCode) Render added in v1.8.3

func (s StatusCode) Render(ctx *Context)

Render sets the http status code


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