add metadata feature for files

README.md

@@ -79,6 +79,7 @@ The following settings must be passed as environment variables as shown in the e
 | `aws_bucket`            | (Required) The name of the bucket you're upload to.          |
 | `source_dir`            | (Required) The local directory (or file) you wish to upload to S3. The directory will replace to key generated by [shortid](https://github.com/dylang/shortid) in S3 |
 | `destination_dir`       | (Optional) The destination directory in S3<br />If this field is excluded a [shortid](https://github.com/dylang/shortid) will be generated |
+| `file_metadata`       | (Optional) File's metadata |
 
 > To upload to the root directory, set `destination_dir: ''` in `action.yml`
 

action.yml

@@ -21,6 +21,10 @@ inputs:
     required: false
     default: /
     description: 'destination directory for upload'
+  file_metadata:
+    required: false
+    default: ''
+    description: 'file's metadata'
 outputs:
   object_key:
     description: 'object key'

index.js

@@ -21,6 +21,9 @@ const SOURCE_DIR = core.getInput('source_dir', {
 const DESTINATION_DIR = core.getInput('destination_dir', {
   required: false
 });
+const METADATA = core.getInput('file_metadata', {
+  required: false
+});
 
 const s3 = new S3({
   accessKeyId: AWS_KEY_ID,
@@ -53,7 +56,7 @@ function run() {
         ACL: 'public-read',
         Body: fileStream,
         Key: bucketPath,
-        ContentType: lookup(p.path) || 'text/plain'
+        ContentType: METADATA === '' ? lookup(p.path) : METADATA
       };
       return upload(params);
     })