mirror of
https://github.com/astaxie/beego.git
synced 2024-11-16 14:00:59 +00:00
120 lines
2.8 KiB
Go
120 lines
2.8 KiB
Go
package beego
|
|
|
|
import (
|
|
"bytes"
|
|
"fmt"
|
|
"mime"
|
|
"net/http"
|
|
"strings"
|
|
)
|
|
|
|
type Context struct {
|
|
ResponseWriter http.ResponseWriter
|
|
Request *http.Request
|
|
RequestBody []byte
|
|
Params map[string]string
|
|
}
|
|
|
|
func (ctx *Context) WriteString(content string) {
|
|
ctx.ResponseWriter.Write([]byte(content))
|
|
}
|
|
|
|
func (ctx *Context) Abort(status int, body string) {
|
|
ctx.ResponseWriter.WriteHeader(status)
|
|
ctx.ResponseWriter.Write([]byte(body))
|
|
}
|
|
|
|
func (ctx *Context) Redirect(status int, url_ string) {
|
|
ctx.ResponseWriter.Header().Set("Location", url_)
|
|
ctx.ResponseWriter.WriteHeader(status)
|
|
}
|
|
|
|
func (ctx *Context) NotModified() {
|
|
ctx.ResponseWriter.WriteHeader(304)
|
|
}
|
|
|
|
func (ctx *Context) NotFound(message string) {
|
|
ctx.ResponseWriter.WriteHeader(404)
|
|
ctx.ResponseWriter.Write([]byte(message))
|
|
}
|
|
|
|
//Sets the content type by extension, as defined in the mime package.
|
|
//For example, ctx.ContentType("json") sets the content-type to "application/json"
|
|
func (ctx *Context) ContentType(ext string) {
|
|
if !strings.HasPrefix(ext, ".") {
|
|
ext = "." + ext
|
|
}
|
|
ctype := mime.TypeByExtension(ext)
|
|
if ctype != "" {
|
|
ctx.ResponseWriter.Header().Set("Content-Type", ctype)
|
|
}
|
|
}
|
|
|
|
func (ctx *Context) SetHeader(hdr string, val string, unique bool) {
|
|
if unique {
|
|
ctx.ResponseWriter.Header().Set(hdr, val)
|
|
} else {
|
|
ctx.ResponseWriter.Header().Add(hdr, val)
|
|
}
|
|
}
|
|
|
|
//Sets a cookie -- duration is the amount of time in seconds. 0 = forever
|
|
|
|
//params:
|
|
//string name
|
|
//string value
|
|
//int64 expire = 0
|
|
//string $path
|
|
//string $domain
|
|
//bool $secure = false
|
|
//bool $httponly = false
|
|
func (ctx *Context) SetCookie(name string, value string, others ...interface{}) {
|
|
var b bytes.Buffer
|
|
fmt.Fprintf(&b, "%s=%s", sanitizeName(name), sanitizeValue(value))
|
|
if len(others) > 0 {
|
|
switch others[0].(type) {
|
|
case int:
|
|
fmt.Fprintf(&b, "; Max-Age=%d", others[0].(int))
|
|
case int64:
|
|
fmt.Fprintf(&b, "; Max-Age=%d", others[0].(int64))
|
|
case int32:
|
|
fmt.Fprintf(&b, "; Max-Age=%d", others[0].(int32))
|
|
}
|
|
} else {
|
|
fmt.Fprintf(&b, "; Max-Age=0")
|
|
}
|
|
if len(others) > 1 {
|
|
fmt.Fprintf(&b, "; Path=%s", sanitizeValue(others[1].(string)))
|
|
}
|
|
if len(others) > 2 {
|
|
fmt.Fprintf(&b, "; Domain=%s", sanitizeValue(others[2].(string)))
|
|
}
|
|
if len(others) > 3 {
|
|
fmt.Fprintf(&b, "; Secure")
|
|
}
|
|
if len(others) > 4 {
|
|
fmt.Fprintf(&b, "; HttpOnly")
|
|
}
|
|
ctx.SetHeader("Set-Cookie", b.String(), true)
|
|
}
|
|
|
|
var cookieNameSanitizer = strings.NewReplacer("\n", "-", "\r", "-")
|
|
|
|
func sanitizeName(n string) string {
|
|
return cookieNameSanitizer.Replace(n)
|
|
}
|
|
|
|
var cookieValueSanitizer = strings.NewReplacer("\n", " ", "\r", " ", ";", " ")
|
|
|
|
func sanitizeValue(v string) string {
|
|
return cookieValueSanitizer.Replace(v)
|
|
}
|
|
|
|
func (ctx *Context) GetCookie(key string) string {
|
|
keycookie, err := ctx.Request.Cookie(key)
|
|
if err != nil {
|
|
return ""
|
|
}
|
|
return keycookie.Value
|
|
}
|