mirror of
https://github.com/astaxie/beego.git
synced 2024-12-23 17:50:52 +00:00
222 lines
5.6 KiB
Go
222 lines
5.6 KiB
Go
package context
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import (
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"bytes"
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"io/ioutil"
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"net/http"
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"strconv"
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"strings"
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"github.com/astaxie/beego/session"
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)
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// BeegoInput operates the http request header ,data ,cookie and body.
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// it also contains router params and current session.
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type BeegoInput struct {
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CruSession session.SessionStore
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Params map[string]string
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Data map[interface{}]interface{} // store some values in this context when calling context in filter or controller.
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Request *http.Request
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RequestBody []byte
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}
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// NewInput return BeegoInput generated by http.Request.
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func NewInput(req *http.Request) *BeegoInput {
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return &BeegoInput{
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Params: make(map[string]string),
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Data: make(map[interface{}]interface{}),
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Request: req,
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}
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}
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// Protocol returns request protocol name, such as HTTP/1.1 .
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func (input *BeegoInput) Protocol() string {
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return input.Request.Proto
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}
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// Uri returns full request url with query string, fragment.
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func (input *BeegoInput) Uri() string {
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return input.Request.RequestURI
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}
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// Url returns request url path (without query string, fragment).
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func (input *BeegoInput) Url() string {
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return input.Request.URL.String()
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}
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// Site returns base site url as scheme://domain type.
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func (input *BeegoInput) Site() string {
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return input.Scheme() + "://" + input.Domain()
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}
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// Scheme returns request scheme as "http" or "https".
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func (input *BeegoInput) Scheme() string {
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if input.Request.URL.Scheme != "" {
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return input.Request.URL.Scheme
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} else if input.Request.TLS == nil {
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return "http"
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} else {
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return "https"
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}
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}
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// Domain returns host name.
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// Alias of Host method.
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func (input *BeegoInput) Domain() string {
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return input.Host()
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}
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// Host returns host name.
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// if no host info in request, return localhost.
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func (input *BeegoInput) Host() string {
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if input.Request.Host != "" {
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hostParts := strings.Split(input.Request.Host, ":")
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if len(hostParts) > 0 {
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return hostParts[0]
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}
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return input.Request.Host
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}
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return "localhost"
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}
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// Method returns http request method.
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func (input *BeegoInput) Method() string {
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return input.Request.Method
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}
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// Is returns boolean of this request is on given method, such as Is("POST").
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func (input *BeegoInput) Is(method string) bool {
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return input.Method() == method
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}
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// IsAjax returns boolean of this request is generated by ajax.
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func (input *BeegoInput) IsAjax() bool {
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return input.Header("X-Requested-With") == "XMLHttpRequest"
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}
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// IsSecure returns boolean of this request is in https.
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func (input *BeegoInput) IsSecure() bool {
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return input.Scheme() == "https"
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}
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// IsSecure returns boolean of this request is in webSocket.
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func (input *BeegoInput) IsWebsocket() bool {
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return input.Header("Upgrade") == "websocket"
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}
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// IsSecure returns boolean of whether file uploads in this request or not..
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func (input *BeegoInput) IsUpload() bool {
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return input.Request.MultipartForm != nil
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}
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// IP returns request client ip.
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// if in proxy, return first proxy id.
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// if error, return 127.0.0.1.
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func (input *BeegoInput) IP() string {
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ips := input.Proxy()
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if len(ips) > 0 && ips[0] != "" {
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return ips[0]
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}
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ip := strings.Split(input.Request.RemoteAddr, ":")
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if len(ip) > 0 {
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if ip[0] != "[" {
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return ip[0]
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}
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}
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return "127.0.0.1"
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}
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// Proxy returns proxy client ips slice.
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func (input *BeegoInput) Proxy() []string {
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if ips := input.Header("X-Forwarded-For"); ips != "" {
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return strings.Split(ips, ",")
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}
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return []string{}
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}
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// Refer returns http referer header.
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func (input *BeegoInput) Refer() string {
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return input.Header("Referer")
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}
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// SubDomains returns sub domain string.
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// if aa.bb.domain.com, returns aa.bb .
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func (input *BeegoInput) SubDomains() string {
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parts := strings.Split(input.Host(), ".")
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return strings.Join(parts[len(parts)-2:], ".")
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}
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// Port returns request client port.
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// when error or empty, return 80.
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func (input *BeegoInput) Port() int {
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parts := strings.Split(input.Request.Host, ":")
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if len(parts) == 2 {
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port, _ := strconv.Atoi(parts[1])
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return port
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}
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return 80
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}
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// UserAgent returns request client user agent string.
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func (input *BeegoInput) UserAgent() string {
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return input.Header("User-Agent")
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}
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// Param returns router param by a given key.
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func (input *BeegoInput) Param(key string) string {
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if v, ok := input.Params[key]; ok {
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return v
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}
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return ""
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}
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// Query returns input data item string by a given string.
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func (input *BeegoInput) Query(key string) string {
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input.Request.ParseForm()
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return input.Request.Form.Get(key)
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}
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// Header returns request header item string by a given string.
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func (input *BeegoInput) Header(key string) string {
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return input.Request.Header.Get(key)
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}
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// Cookie returns request cookie item string by a given key.
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// if non-existed, return empty string.
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func (input *BeegoInput) Cookie(key string) string {
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ck, err := input.Request.Cookie(key)
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if err != nil {
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return ""
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}
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return ck.Value
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}
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// Session returns current session item value by a given key.
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func (input *BeegoInput) Session(key interface{}) interface{} {
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return input.CruSession.Get(key)
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}
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// Body returns the raw request body data as bytes.
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func (input *BeegoInput) Body() []byte {
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requestbody, _ := ioutil.ReadAll(input.Request.Body)
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input.Request.Body.Close()
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bf := bytes.NewBuffer(requestbody)
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input.Request.Body = ioutil.NopCloser(bf)
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input.RequestBody = requestbody
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return requestbody
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}
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// GetData returns the stored data in this context.
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func (input *BeegoInput) GetData(key interface{}) interface{} {
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if v, ok := input.Data[key]; ok {
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return v
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}
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return nil
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}
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// SetData stores data with given key in this context.
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// This data are only available in this context.
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func (input *BeegoInput) SetData(key, val interface{}) {
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input.Data[key] = val
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}
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