L3 3.6 图片验证码

app/Http/Controllers/Api/CaptchasController.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Http\Controllers\Api;
+
+use App\Http\Requests\Api\CaptchaRequest;
+use Gregwar\Captcha\CaptchaBuilder;
+use Illuminate\Support\Facades\Cache;
+use Illuminate\Support\Str;
+use Illuminate\Http\Request;
+
+class CaptchasController extends Controller
+{
+    public function store(CaptchaRequest $request,CaptchaBuilder $captchaBuilder){
+        $key = 'captcha-'.Str::random(15);
+        $phone =$request->phone;
+
+        $captcha = $captchaBuilder->build();
+        $expiredAt = now()->addMinutes(5);
+        Cache::put($key,['phone' => $phone, 'code' => $captcha->getPhrase()],$expiredAt);
+
+        $result = [
+            'captcha_key'=>$key,
+            'expired_at'=>$expiredAt->toDateTimeString(),
+            'url'=>url('api/v1/captchas/'.$key),
+            'cptach_img_content'=>$captcha->inline(),
+        ];
+        return response()->json($result)->setStatusCode(201);
+    }
+
+    public function show(Request $request){
+        $key = $request->captcha_key;
+        $captchaData = Cache::get($key);
+        if(!$captchaData){
+            abort(403,'验证码已失效');
+        }
+
+        $captchaBuilder = new CaptchaBuilder($captchaData['code']);
+        $captchaBuilder->build();
+        header('Content-type: image/jpeg');
+
+        $captchaBuilder->output();
+    }
+}

app/Http/Controllers/Api/VerificationCodesController.php

@@ -8,12 +8,22 @@
 use Illuminate\Support\Str;
 use Overtrue\EasySms\EasySms;
 use App\Http\Requests\Api\VerificationCodeRequest;
+use Illuminate\Auth\AuthenticationException;
 
 class VerificationCodesController extends Controller
 {
     public function store(VerificationCodeRequest $request,EasySms $easySms){
-        $phone = $request->phone;
+        $key = $request->captcha_key;
+        $captchaData = Cache::get($key);
+        if(!$captchaData){
+            abort(403,'图片验证码已失效');
+        }
+        if(!hash_equals($captchaData['code'],$request->captcha_code)){
+            // 返回401
+            throw new AuthenticationException('图片验证码错误');
+        }
 
+        $phone = $captchaData['phone'];
         if(!app()->environment('production')){
             $code = '1234';
         }else{

app/Http/Requests/Api/CaptchaRequest.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Http\Requests\Api;
+
+use Illuminate\Foundation\Http\FormRequest;
+
+class CaptchaRequest extends FormRequest
+{
+    public function rules()
+    {
+        return [
+            'phone' => [
+                'required',
+                'regex:/^((13[0-9])|(14[5,7])|(15[0-3,5-9])|(17[0,3,5-8])|(18[0-9])|166|198|199)\d{8}$/',
+                'unique:users'
+            ]
+        ];
+    }
+}

app/Http/Requests/Api/VerificationCodeRequest.php

@@ -8,11 +8,16 @@ class VerificationCodeRequest extends FormRequest
     public function rules()
     {
         return [
-            'phone' => [
-                'required',
-                'regex:/^((13[0-9])|(14[5,7])|(15[0-3,5-9])|(17[0,3,5-8])|(18[0-9])|166|198|199)\d{8}$/',
-                'unique:users'
-            ]
+            'captcha_key'=>'required|string',
+            'captcha_code'=>'required|string'
+        ];
+    }
+
+    public function attributes()
+    {
+        return [
+            'captcha_key'=>'key必须',
+            'captcha_code'=>'验证码'
         ];
     }
 }

composer.json

@@ -12,6 +12,7 @@
         "doctrine/dbal": "^2.12",
         "fideloper/proxy": "^4.2",
         "fruitcake/laravel-cors": "^1.0",
+        "gregwar/captcha": "^1.1",
         "guzzlehttp/guzzle": "~6.3",
         "intervention/image": "^2.5",
         "laravel/framework": "^7.0",

routes/api.php

@@ -16,6 +16,12 @@
 
 Route::prefix('v1')->namespace('Api')->name('api.v1.')->group(function () {
     Route::middleware('throttle:10,1')->group(function (){
+        // 图片验证码
+        Route::post('captchas', 'CaptchasController@store')->name('captchas.store');
+
+
+
+
         // 发送短信验证码
         Route::post('verificationCodes', 'VerificationCodesController@store')->name('verificationCodes.store');
         //用户注册
@@ -26,6 +32,6 @@
     Route::middleware('throttle:' . config('api.rate_limits.access'))->group(function (){
 
     });
-
+    Route::get('captchas/{captcha_key}', 'CaptchasController@show')->name('captchas.show');
 
 });