wip

Author: Illia Sakovich

config/dynamic-renderer.php

@@ -6,18 +6,17 @@
 
     'rendering_criteria' => [
         // \Coderello\DynamicRenderer\RenderingCriteria\IsProduction::class,
-        \Coderello\DynamicRenderer\RenderingCriteria\IsNotRenderer::class,
         \Coderello\DynamicRenderer\RenderingCriteria\IsCrawler::class,
     ],
 
-    'driver' => env('DYNAMIC_RENDERER_DRIVER', 'prerender_local'),
+    'driver' => env('DYNAMIC_RENDERER_DRIVER', 'prerender'),
 
-    'prerender_local' => [
-        'service_url' => env('PRERENDER_LOCAL_SERVICE_URL', 'http://localhost:3000'),
+    'prerender' => [
+        'url' => env('PRERENDER_URL', 'http://localhost:3000'),
     ],
 
-    'prerender_io' => [
-        // todo: token?
+    'rendertron' => [
+        'url' => env('RENDERTRON_URL', 'http://localhost:3000'),
     ],
 
 ];

src/Managers/DynamicRendererManager.php

@@ -2,8 +2,9 @@
 
 namespace Coderello\DynamicRenderer\Managers;
 
-use Coderello\DynamicRenderer\Renderers\PrerenderLocalRenderer;
+use Coderello\DynamicRenderer\Renderers\PrerenderRenderer;
 use Coderello\DynamicRenderer\Renderers\Renderer;
+use Coderello\DynamicRenderer\Renderers\RendertronRenderer;
 use Coderello\DynamicRenderer\Support\RenderingResult;
 use Illuminate\Support\Facades\Config;
 use Illuminate\Support\Manager;
@@ -15,9 +16,9 @@ class DynamicRendererManager extends Manager implements Renderer
      *
      * @return string
      */
-    public function getDefaultDriver()
+    public function getDefaultDriver(): string
     {
-        return $this->getConfigValue('dynamic-renderer.driver', 'prerender_local');
+        return $this->getConfigValue('dynamic-renderer.driver');
     }
 
     private function getConfigValue(string $key, $default = null)
@@ -26,10 +27,17 @@ private function getConfigValue(string $key, $default = null)
         return Config::get($key, $default);
     }
 
-    public function createPrerenderLocalDriver()
+    public function createPrerenderDriver(): PrerenderRenderer
     {
-        return new PrerenderLocalRenderer(
-            $this->getConfigValue('dynamic-renderer.prerender_local', [])
+        return new PrerenderRenderer(
+            $this->getConfigValue('dynamic-renderer.prerender', [])
+        );
+    }
+
+    public function createRendertronDriver(): RendertronRenderer
+    {
+        return new RendertronRenderer(
+            $this->getConfigValue('dynamic-renderer.rendertron', [])
         );
     }
 
@@ -40,4 +48,12 @@ public function render(string $url): RenderingResult
 
         return $driver->render($url);
     }
+
+    public function getUserAgentPatterns(): array
+    {
+        /** @var Renderer $driver */
+        $driver = $this->driver();
+
+        return $driver->getUserAgentPatterns();
+    }
 }

src/Renderers/PrerenderLocalRenderer.php renamed to src/Renderers/PrerenderRenderer.php

@@ -7,23 +7,23 @@
 use GuzzleHttp\RequestOptions;
 use Illuminate\Support\Str;
 
-class PrerenderLocalRenderer implements Renderer
+class PrerenderRenderer implements Renderer
 {
     /**
      * @var string|null
      */
-    protected $serviceUrl;
+    protected $prerenderUrl;
 
     public function __construct(array $options = [])
     {
-        $this->serviceUrl = $options['service_url'] ?? null;
+        $this->prerenderUrl = $options['url'] ?? null;
     }
 
     public function render(string $url): RenderingResult
     {
         $client = new Client;
 
-        $response = $client->get(Str::finish($this->serviceUrl, '/').$url, [
+        $response = $client->get(Str::finish($this->prerenderUrl, '/').$url, [
             RequestOptions::HTTP_ERRORS => false,
         ]);
 

src/Renderers/RendertronRenderer.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace Coderello\DynamicRenderer\Renderers;
+
+use Coderello\DynamicRenderer\Support\RenderingResult;
+use GuzzleHttp\Client;
+use GuzzleHttp\RequestOptions;
+use Illuminate\Support\Str;
+
+class RendertronRenderer implements Renderer
+{
+    /**
+     * @var string|null
+     */
+    protected $rendertronUrl;
+
+    public function __construct(array $options = [])
+    {
+        $this->rendertronUrl = $options['url'] ?? null;
+    }
+
+    public function render(string $url): RenderingResult
+    {
+        $client = new Client;
+
+        $response = $client->get(Str::finish($this->rendertronUrl, '/render/').$url, [
+            RequestOptions::HTTP_ERRORS => false,
+        ]);
+
+        return (new RenderingResult)
+            ->setContent($response->getBody()->getContents())
+            ->setStatusCode($response->getStatusCode());
+    }
+}

src/RenderingCriteria/IsCrawler.php

@@ -21,10 +21,36 @@ public function __construct(CrawlerDetect $crawlerDetect)
 
     public function matches(Request $request): bool
     {
-        $userAgent = $request->userAgent();
+        $userAgent = strtolower($request->userAgent());
 
-        return $this->crawlerDetect->isCrawler(
-            $userAgent
-        );
+        foreach ($this->botUserAgents() as $botUserAgent) {
+            if ($userAgent === strtolower($botUserAgent)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    protected function botUserAgents(): array
+    {
+        return [
+            'Baiduspider',
+            'bingbot',
+            'Embedly',
+            'facebookexternalhit',
+            'LinkedInBot',
+            'outbrain',
+            'pinterest',
+            'quora link preview',
+            'rogerbot',
+            'showyoubot',
+            'Slackbot',
+            'TelegramBot',
+            'Twitterbot',
+            'vkShare',
+            'W3C_Validator',
+            'WhatsApp',
+        ];
     }
 }

src/RenderingCriteria/IsNotRenderer.php

@@ -3,7 +3,7 @@
 namespace Coderello\DynamicRenderer\Tests;
 
 use Coderello\DynamicRenderer\Facades\DynamicRenderer;
-use Coderello\DynamicRenderer\Renderers\PrerenderLocalRenderer;
+use Coderello\DynamicRenderer\Renderers\PrerenderRenderer;
 use Coderello\DynamicRenderer\Renderers\Renderer;
 use Symfony\Component\Process\Process;