Merge pull request #594 from damijank/patch-1

Implement ChecksumCalculator Interface
KnpLabs · Dec 13, 2018 · 7a92aba · 7a92aba
2 parents 9c520a9 + cc83b7e
commit 7a92aba
Show file tree

Hide file tree

Showing 2 changed files with 36 additions and 1 deletion.
diff --git a/src/Gaufrette/Adapter/AzureBlobStorage.php b/src/Gaufrette/Adapter/AzureBlobStorage.php
@@ -22,7 +22,8 @@
  */
 class AzureBlobStorage implements Adapter,
                                   MetadataSupporter,
-                                  SizeCalculator
+                                  SizeCalculator,
+                                  ChecksumCalculator
 
 {
     /**
@@ -334,6 +335,26 @@ public function size($key)
 
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function checksum($key)
+    {
+        $this->init();
+        list($containerName, $key) = $this->tokenizeKey($key);
+
+        try {
+            $properties = $this->blobProxy->getBlobProperties($containerName, $key);
+            $checksumBase64 = $properties->getProperties()->getContentMD5();
+
+            return \bin2hex(\base64_decode($checksumBase64, true));
+        } catch (ServiceException $e) {
+            $this->failIfContainerNotFound($e, sprintf('read content MD5 for key "%s"', $key), $containerName);
+
+            return false;
+        }
+    }
+
     /**
      * {@inheritdoc}
      * @throws \RuntimeException

diff --git a/tests/Gaufrette/Functional/Adapter/AzureMultiContainerBlobStorageTest.php b/tests/Gaufrette/Functional/Adapter/AzureMultiContainerBlobStorageTest.php
@@ -108,6 +108,20 @@ public function shouldGetSize()
         $this->assertEquals($contentSize, $this->filesystem->size($path));
     }
 
+    /**
+     * @test
+     * @group functional
+     */
+    public function shouldGetMd5Hash()
+    {
+        $path = $this->createUniqueContainerName('container') . '/foo';
+
+        $content = 'Some content';
+        $this->filesystem->write($path, $content);
+
+        $this->assertEquals(\md5($content), $this->filesystem->checksum($path));
+    }
+
     /**
      * @test
      * @group functional