moved getEmbeddedImageInfo to a trait

Author: oscarotero

src/ImageInfo/Curl.php

@@ -7,6 +7,8 @@
  */
 class Curl implements ImageInfoInterface
 {
+    use UtilsTrait;
+
     protected static $mimetypes = [
         'image/jpeg',
         'image/png',
@@ -169,22 +171,4 @@ public function writeCallback($connection, $string)
 
         return -1;
     }
-
-    protected static function getEmbeddedImageInfo($content)
-    {
-        $pieces = explode(';', $content, 2);
-
-        if ((count($pieces) !== 2) || (strpos($pieces[0], 'image/') === false) || (strpos($pieces[1], 'base64,') !== 0)) {
-            return false;
-        }
-
-        $info = getimagesizefromstring(base64_decode(substr($pieces[1], 7)));
-
-        return [
-            'width' => $info[0],
-            'height' => $info[1],
-            'size' => $info[0] * $info[1],
-            'mime' => $info['mime'],
-        ];
-    }
 }

src/ImageInfo/UtilsTrait.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace Embed\ImageInfo;
+
+trait UtilsTrait
+{
+    /**
+     * Extract image info from embedded images (data:image/jpeg;base64,...)
+     * 
+     * @param string $content
+     * 
+     * @return array|false
+     */
+    protected static function getEmbeddedImageInfo($content)
+    {
+        $pieces = explode(';', $content, 2);
+
+        if ((count($pieces) !== 2) || (strpos($pieces[0], 'image/') === false) || (strpos($pieces[1], 'base64,') !== 0)) {
+            return false;
+        }
+
+        $info = getimagesizefromstring(base64_decode(substr($pieces[1], 7)));
+
+        return [
+            'width' => $info[0],
+            'height' => $info[1],
+            'size' => $info[0] * $info[1],
+            'mime' => $info['mime'],
+        ];
+    }
+}