A terrible little hack until I get time to refactor it

nark3d · Jan 2, 2016 · 11f7430 · 11f7430
1 parent 22fb31b
commit 11f7430
Showing 1 changed file with 47 additions and 2 deletions.
diff --git a/src/File.php b/src/File.php
@@ -7,7 +7,52 @@ class File extends ValueObject
      */
     public function exists()
     {
-        return file_exists($this->getValue());
+        if ($this->isUrl()) {
+            return $this->isReachableUrl();
+        } else {
+            return file_exists($this->getValue());
+        }
+    }
+
+    public function isUrl()
+    {
+        return filter_var($this->getValue(), FILTER_VALIDATE_URL);
+    }
+
+    /**
+     * Refactor this, it's terrible.
+     *
+     * @param bool|true $followRedirects
+     * @return bool|mixed
+     */
+    public function isReachableUrl($followRedirects = true)
+    {
+        if (! $ch = curl_init($this->getValue())) {
+            return false;
+        }
+        curl_setopt($ch, CURLOPT_HEADER, true);    // we want headers
+        curl_setopt($ch, CURLOPT_NOBODY, true);    // don't need body
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);    // catch output (do NOT print!)
+
+        if ($followRedirects) {
+            curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
+            curl_setopt($ch, CURLOPT_MAXREDIRS, 10);
+        } else {
+            curl_setopt($ch, CURLOPT_FOLLOWLOCATION, false);
+        }
+
+        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
+        curl_setopt($ch, CURLOPT_TI/MEOUT, 5);
+        curl_exec($ch);
+        if (curl_errno($ch)) {   // should be 0
+            curl_close($ch);
+            return false;
+        }
+
+        $code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+        @curl_close($ch);
+
+        return $code;
     }
 
     /**
@@ -52,6 +97,6 @@ public static function fromString($string)
 
     public static function fromUrl($url)
     {
-        return self::fromString(file_get_contents($url));
+        return self::fromString($url);
     }
 }