From 02e09359d0bba7e9f918d73bbc5ad6bc43ff0234 Mon Sep 17 00:00:00 2001
From: Rashmi Shenoy <rshenoy@hyperglance.com>
Date: Tue, 2 Dec 2025 22:28:37 +0000
Subject: [PATCH] Fix schema for PropertyType.File and pattern matcher for
 mimetype to accept dot character

---
 packages/engine/src/lib/variables/processors/file.ts  | 2 +-
 packages/engine/src/lib/variables/props-processor.ts  | 3 ++-
 packages/engine/test/services/props-processor.test.ts | 2 +-
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/packages/engine/src/lib/variables/processors/file.ts b/packages/engine/src/lib/variables/processors/file.ts
index 4fd74e259b..39c0506fed 100644
--- a/packages/engine/src/lib/variables/processors/file.ts
+++ b/packages/engine/src/lib/variables/processors/file.ts
@@ -31,7 +31,7 @@ function handleBase64File(propertyValue: string): WorkflowFile | null {
   if (!isBase64(propertyValue, { allowMime: true })) {
     return null;
   }
-  const matches = propertyValue.match(/^data:([A-Za-z-+/]+);base64,(.+)$/); // example match: data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQAQMAAAAlPW0iAAAABlBMVEUAAAD///+l2Z/dAAAAM0lEQVR4nGP4/5/h/1+G/58ZDrAz3D/McH8yw83NDDeNGe4Ug9C9zwz3gVLMDA/A6P9/AFGGFyjOXZtQAAAAAElFTkSuQmCC
+  const matches = propertyValue.match(/^data:([A-Za-z.+/-]+);base64,(.+)$/); // example match: data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQAQMAAAAlPW0iAAAABlBMVEUAAAD///+l2Z/dAAAAM0lEQVR4nGP4/5/h/1+G/58ZDrAz3D/McH8yw83NDDeNGe4Ug9C9zwz3gVLMDA/A6P9/AFGGFyjOXZtQAAAAAElFTkSuQmCC
   if (!matches || matches?.length !== 3) {
     return null;
   }
diff --git a/packages/engine/src/lib/variables/props-processor.ts b/packages/engine/src/lib/variables/props-processor.ts
index 0f3b2159fa..16ac38052b 100644
--- a/packages/engine/src/lib/variables/props-processor.ts
+++ b/packages/engine/src/lib/variables/props-processor.ts
@@ -7,6 +7,7 @@ import {
   InputPropertyMap,
   PropertyType,
   StaticPropsValue,
+  WorkflowFile,
 } from '@openops/blocks-framework';
 import { tryParseJson } from '@openops/common';
 import { AUTHENTICATION_PROPERTY_NAME, isNil, isObject } from '@openops/shared';
@@ -192,7 +193,7 @@ const validateProperty = (
       });
       break;
     case PropertyType.FILE:
-      schema = z.record(z.any(), z.any(), {
+      schema = z.instanceof(WorkflowFile, {
         error: `Expected a file url or base64 with mimeType, received: ${originalValue}`,
       });
       break;
diff --git a/packages/engine/test/services/props-processor.test.ts b/packages/engine/test/services/props-processor.test.ts
index e4e59ac880..04eff3d500 100644
--- a/packages/engine/test/services/props-processor.test.ts
+++ b/packages/engine/test/services/props-processor.test.ts
@@ -9,7 +9,7 @@ describe('Props Processor', () => {
     };
     const props = {
       base64WithMime: Property.File({
-        displayName: 'Base64',
+        displayName: 'Base64WithMime',
         required: true,
       }),
       base64: Property.File({