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Beego/utils/captcha
supiyun 2d26f7df2f 验证码reload问题
当页面放置一段时间,验证码将从缓存中失效。当用户再来刷新验证码将出现验证码404。对于reload操作应该直接生成验证码。
2015-03-16 17:40:55 +08:00
..
captcha.go 验证码reload问题 2015-03-16 17:40:55 +08:00
image_test.go update the documents & comments 2014-08-18 16:41:43 +08:00
image.go update the documents & comments 2014-08-18 16:41:43 +08:00
README.md add readme for captcha, and enhanced performance 2014-01-17 12:07:30 +08:00
siprng_test.go update the documents & comments 2014-08-18 16:41:43 +08:00
siprng.go update the documents & comments 2014-08-18 16:41:43 +08:00

Captcha

an example for use captcha

package controllers

import (
	"github.com/astaxie/beego"
	"github.com/astaxie/beego/cache"
	"github.com/astaxie/beego/utils/captcha"
)

var cpt *captcha.Captcha

func init() {
	// use beego cache system store the captcha data
	store := cache.NewMemoryCache()
	cpt = captcha.NewWithFilter("/captcha/", store)
}

type MainController struct {
	beego.Controller
}

func (this *MainController) Get() {
	this.TplNames = "index.tpl"
}

func (this *MainController) Post() {
	this.TplNames = "index.tpl"

	this.Data["Success"] = cpt.VerifyReq(this.Ctx.Request)
}

template usage

{{.Success}}
<form action="/" method="post">
	{{create_captcha}}
	<input name="captcha" type="text">
</form>