From 3e897727ca7c8b0b5ba11c9d1866dc87ea136c22 Mon Sep 17 00:00:00 2001
From: sei0o inoue <sei0okun@gmail.com>
Date: Sun, 7 Oct 2018 16:51:46 +0900
Subject: Fix #2773 (#2841)

* Added an API endpoint to check the existence of the file

* fix #2773: Now we can prevent users from posting the same images

* bug fix
---
 src/client/app/common/scripts/get-md5.ts | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 src/client/app/common/scripts/get-md5.ts

(limited to 'src/client/app/common/scripts')

diff --git a/src/client/app/common/scripts/get-md5.ts b/src/client/app/common/scripts/get-md5.ts
new file mode 100644
index 0000000000..24ac04c1ad
--- /dev/null
+++ b/src/client/app/common/scripts/get-md5.ts
@@ -0,0 +1,8 @@
+const crypto = require('crypto');
+
+export default (data: ArrayBuffer) => {
+  const buf = new Buffer(data);
+  const hash = crypto.createHash("md5");
+  hash.update(buf);
+  return hash.digest("hex");
+};
\ No newline at end of file
-- 
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