first commit

vendor/laravel/ui/auth-backend/ThrottlesLogins.php

@@ -0,0 +1,124 @@
+<?php
+
+namespace Illuminate\Foundation\Auth;
+
+use Illuminate\Auth\Events\Lockout;
+use Illuminate\Cache\RateLimiter;
+use Illuminate\Http\Request;
+use Illuminate\Http\Response;
+use Illuminate\Support\Str;
+use Illuminate\Validation\ValidationException;
+
+trait ThrottlesLogins
+{
+    /**
+     * Determine if the user has too many failed login attempts.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return bool
+     */
+    protected function hasTooManyLoginAttempts(Request $request)
+    {
+        return $this->limiter()->tooManyAttempts(
+            $this->throttleKey($request), $this->maxAttempts()
+        );
+    }
+
+    /**
+     * Increment the login attempts for the user.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return void
+     */
+    protected function incrementLoginAttempts(Request $request)
+    {
+        $this->limiter()->hit(
+            $this->throttleKey($request), $this->decayMinutes() * 60
+        );
+    }
+
+    /**
+     * Redirect the user after determining they are locked out.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return \Symfony\Component\HttpFoundation\Response
+     *
+     * @throws \Illuminate\Validation\ValidationException
+     */
+    protected function sendLockoutResponse(Request $request)
+    {
+        $seconds = $this->limiter()->availableIn(
+            $this->throttleKey($request)
+        );
+
+        throw ValidationException::withMessages([
+            $this->username() => [trans('auth.throttle', [
+                'seconds' => $seconds,
+                'minutes' => ceil($seconds / 60),
+            ])],
+        ])->status(Response::HTTP_TOO_MANY_REQUESTS);
+    }
+
+    /**
+     * Clear the login locks for the given user credentials.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return void
+     */
+    protected function clearLoginAttempts(Request $request)
+    {
+        $this->limiter()->clear($this->throttleKey($request));
+    }
+
+    /**
+     * Fire an event when a lockout occurs.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return void
+     */
+    protected function fireLockoutEvent(Request $request)
+    {
+        event(new Lockout($request));
+    }
+
+    /**
+     * Get the throttle key for the given request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return string
+     */
+    protected function throttleKey(Request $request)
+    {
+        return Str::transliterate(Str::lower($request->input($this->username())).'|'.$request->ip());
+    }
+
+    /**
+     * Get the rate limiter instance.
+     *
+     * @return \Illuminate\Cache\RateLimiter
+     */
+    protected function limiter()
+    {
+        return app(RateLimiter::class);
+    }
+
+    /**
+     * Get the maximum number of attempts to allow.
+     *
+     * @return int
+     */
+    public function maxAttempts()
+    {
+        return property_exists($this, 'maxAttempts') ? $this->maxAttempts : 5;
+    }
+
+    /**
+     * Get the number of minutes to throttle for.
+     *
+     * @return int
+     */
+    public function decayMinutes()
+    {
+        return property_exists($this, 'decayMinutes') ? $this->decayMinutes : 1;
+    }
+}