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46 lines
736 B
Markdown
46 lines
736 B
Markdown
# Captcha
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an example for use captcha
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```
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package controllers
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import (
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"github.com/astaxie/beego"
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"github.com/astaxie/beego/cache"
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"github.com/astaxie/beego/utils/captcha"
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)
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var cpt *captcha.Captcha
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func init() {
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// use beego cache system store the captcha data
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store := cache.NewMemoryCache()
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cpt = captcha.NewWithFilter("/captcha/", store)
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}
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type MainController struct {
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beego.Controller
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}
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func (this *MainController) Get() {
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this.TplNames = "index.tpl"
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}
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func (this *MainController) Post() {
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this.TplNames = "index.tpl"
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this.Data["Success"] = cpt.VerifyReq(this.Ctx.Request)
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}
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```
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template usage
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```
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{{.Success}}
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<form action="/" method="post">
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{{create_captcha}}
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<input name="captcha" type="text">
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</form>
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```
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