Completamento classe scraping

.gitignore

@@ -3,3 +3,4 @@ composer.phar
 composer.lock
 pdf/*
 config.php
+launch.json

scrape.php

@@ -1,11 +1,12 @@
 <?php
 
 require __DIR__.'/vendor/autoload.php';
+require __DIR__.'/config.php';
 
 use Scraping\Scraper;
 
 $scraper = new Scraper();
 
 foreach ($filters as $i => $filter) {
-    $scraper->scrape('GET', $start_url, $filters, $i);
+    $scraper->scrape('GET', $start_url, $filters, $i, $download_dir);
 }

src/Scraping/Scraper.php

@@ -8,23 +8,32 @@ class Scraper
 {
     public $links = [];
 
-    public static function scrape($method, $url, $filters, $level){
+    public static function scrape($method, $url, $filters, $level, $download_dir){
         $client = new Client();
 
         $crawler = $client->request($method, $url);
 
+        if (strstr($client->getResponse()->getHeaders()['content-type'][0], 'text/html')) {
             print str_pad('['.$level.']', $level*2, ' ', STR_PAD_LEFT).' '.$url."\n";
 
-        // 1) Lista atti
             $crawler->filterXPath($filters[$level])->each(function ($node) use ($method, $filters, $level) {
                 $new_url = $node->link()->getUri();
                 $new_level = $level+1;
 
-            //print str_pad('['.$new_level.']', $new_level*2, ' ', STR_PAD_RIGHT).' '.$new_url."\n";
-
                 if ($new_level < count($filters)) {
-                self::scrape($method, $new_url, $filters, $new_level);
+                    self::scrape($method, $new_url, $filters, $new_level, $download_dir);
                 }
             });
+        } else {
+            $content_disposition = $client->getResponse()->getHeaders()['content-disposition'][0];
+
+            $filename = time();
+            
+            if (preg_match('/filename="([^"]+)"/', $content_disposition, $m)) {
+                $filename = $m[1];
+            }
+
+            file_put_contents( $download_dir.'/'.$filename, $client->getResponse()->getContent() );
+        }
     }
 }