Card #30 - adds attachments controller

1 files changed, 38 insertions, 0 deletions

diff --git a/service/pixelated/controllers/attachments_controller.py b/service/pixelated/controllers/attachments_controller.py
new file mode 100644
index 00000000..7435ce33
--- /dev/null
+++ b/service/pixelated/controllers/attachments_controller.py
@@ -0,0 +1,38 @@
+#
+# Copyright (c) 2014 ThoughtWorks, Inc.
+#
+# Pixelated is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Pixelated is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
+
+from flask import send_file
+from flask import request
+
+import io
+import re
+
+
+class AttachmentsController:
+
+    def __init__(self, querier):
+        self.querier = querier
+
+    def attachment(self, attachment_id):
+        encoding = request.args.get('encoding', '')
+        attachment = self.querier.attachment(attachment_id, encoding)
+        response = send_file(io.BytesIO(attachment['content']),
+                             mimetype=self._extract_mimetype(attachment['content-type']))
+        return response
+
+    def _extract_mimetype(self, content_type):
+        match = re.compile('([A-Za-z-]+\/[A-Za-z-]+)').search(content_type)
+        return match.group(1)