From 668451751411b0d43ecc0791c6524e7e9a0cd21e Mon Sep 17 00:00:00 2001
From: Jan Friedli
Date: Fri, 21 Aug 2020 09:09:19 +0200
Subject: added endpoint to clean file and return it directly for automated
 clients

---
 matweb/oas/remove_metadata.yml | 41 +++++++++++++++++++++++++++++++++++++++++
 matweb/rest_api.py             | 36 ++++++++++++++++++++++++++++++++++++
 2 files changed, 77 insertions(+)
 create mode 100644 matweb/oas/remove_metadata.yml

(limited to 'matweb')

diff --git a/matweb/oas/remove_metadata.yml b/matweb/oas/remove_metadata.yml
new file mode 100644
index 0000000..ad5a7da
--- /dev/null
+++ b/matweb/oas/remove_metadata.yml
@@ -0,0 +1,41 @@
+---
+tags:
+  - "Metadata removal cleaning in one request (automated clients)"
+summary: 'Upload a single file which will be cleaned from metadata and returned directly'
+requestBody:
+  description: "The file that will be cleaned from metadata and the cleaned file is returned directly"
+  required: true
+  content:
+    multipart/form-data:
+      schema:
+        type: object
+        properties:
+          file:
+            type: string
+            format: binary
+responses:
+  '200':
+    description: "The cleaned file"
+    content:
+      "*/*":
+        schema:
+          type: string
+          format: binary
+  400:
+    description: "Invalid input"
+    content:
+      application/json:
+        schema:
+          $ref: '#/components/schemas/ErrorResponse'
+  415:
+    description: "Unsupported file type"
+    content:
+      application/json:
+        schema:
+          $ref: '#/components/schemas/ErrorResponse'
+  500:
+    description: "Unable to clean the file"
+    content:
+      application/json:
+        schema:
+          $ref: '#/components/schemas/ErrorResponse'
\ No newline at end of file
diff --git a/matweb/rest_api.py b/matweb/rest_api.py
index 2909cf6..50b7c37 100644
--- a/matweb/rest_api.py
+++ b/matweb/rest_api.py
@@ -84,6 +84,38 @@ class APIDownload(Resource):
         return send_from_directory(current_app.config['UPLOAD_FOLDER'], filepath, as_attachment=True)
 
 
+class APIClean(Resource):
+    @swag_from('./oas/remove_metadata.yml')
+    def post(self):
+        if 'file' not in request.files:
+            abort(400, message='No file part')
+
+        uploaded_file = request.files['file']
+        if not uploaded_file.filename:
+            abort(400, message='No selected `file`')
+        try:
+            filename, filepath = utils.save_file(uploaded_file, current_app.config['UPLOAD_FOLDER'])
+        except ValueError:
+            abort(400, message='Invalid Filename')
+
+        parser, mime = utils.get_file_parser(filepath)
+
+        if parser is None:
+            abort(415, message='The type %s is not supported' % mime)
+
+        if parser.remove_all() is not True:
+            abort(500, message='Unable to clean %s' % mime)
+
+        _, _, _, output_filename = utils.cleanup(parser, filepath, current_app.config['UPLOAD_FOLDER'])
+
+        @after_this_request
+        def remove_file(response):
+            os.remove(os.path.join(current_app.config['UPLOAD_FOLDER'], output_filename))
+            return response
+
+        return send_from_directory(current_app.config['UPLOAD_FOLDER'], output_filename, as_attachment=True)
+
+
 class APIBulkDownloadCreator(Resource):
     schema = {
         'download_list': {
@@ -168,6 +200,10 @@ api.add_resource(
     APIDownload,
     '/download/<string:key>/<string:secret>/<string:filename>'
 )
+api.add_resource(
+    APIClean,
+    '/remove_metadata'
+)
 api.add_resource(
     APIBulkDownloadCreator,
     '/download/bulk'
-- 
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