laravel 验证码

来源：互联网发布：工业机器人数据采集编辑：程序博客网时间：2024/06/06 07:12

composer require gregwar/captcha

<?phpnamespace App\Http\Controllers;use Illuminate\Http\Request;use App\Http\Requests;use App\Http\Controllers\Controller;//引用对应的命名空间use Gregwar\Captcha\CaptchaBuilder;use Illuminate\Support\Facades\Session;class KitController extends Controller{    /**     * Display a listing of the resource.     *     * @return Response     */    public function captcha($tmp)    {        //生成验证码图片的Builder对象，配置相应属性        $builder = new CaptchaBuilder;        //可以设置图片宽高及字体        $builder->build($width = 100, $height = 40, $font = "captcha1.ttf");        //获取验证码的内容        $phrase = $builder->getPhrase();        //把内容存入session        Session::flash('milkcaptcha', $phrase);        //生成图片        header("Cache-Control: no-cache, must-revalidate");        header('Content-Type: image/jpeg');        ob_clean();        flush();        $builder->output();    }    public function check()    {        $code = Session::get("milkcaptcha");        dump($code);        $key = \Input::get("key");        dump($key);        if ($code == $key) {            //用户输入验证码正确            dump("success");        } else {            //用户输入验证码错误            dump("error");        }    }    /**     * Display a listing of the resource.     *     * @return \Illuminate\Http\Response     */    public function index()    {        return View("kit.index");    }    /**     * Show the form for creating a new resource.     *     * @return \Illuminate\Http\Response     */    public function create()    {        //    }    /**     * Store a newly created resource in storage.     *     * @param  \Illuminate\Http\Request $request     * @return \Illuminate\Http\Response     */    public function store(Request $request)    {        //    }    /**     * Display the specified resource.     *     * @param  int $id     * @return \Illuminate\Http\Response     */    public function show($id)    {        //    }    /**     * Show the form for editing the specified resource.     *     * @param  int $id     * @return \Illuminate\Http\Response     */    public function edit($id)    {        //    }    /**     * Update the specified resource in storage.     *     * @param  \Illuminate\Http\Request $request     * @param  int $id     * @return \Illuminate\Http\Response     */    public function update(Request $request, $id)    {        //    }    /**     * Remove the specified resource from storage.     *     * @param  int $id     * @return \Illuminate\Http\Response     */    public function destroy($id)    {        //    }}

<form action="/kit/check">    <input type="text" name="key">    <input type="hidden" name="_token" value="{{ csrf_token() }}" />    <img src="/kit/captcha/fdsaf" />    <input type="submit"></form>

Route::get('/kit/captcha/{tmp}', 'KitController@captcha'); //显示验证码Route::get('/kit/check', 'KitController@check'); //检查是否正确Route::get('/kit/index', 'KitController@index'); //

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