From 91e4481c450eb7eb928debc1cb7fa59bdb63dd7b Mon Sep 17 00:00:00 2001
From: Kali Kaneko <kali@leap.se>
Date: Tue, 25 Jul 2017 11:40:11 -0400
Subject: [pkg] packaging and path changes

- move all the pixelated python package under src/
- move the pixelated_www package under the leap namespace
- allow to set globally the static folder
- add hours and minutes to the timestamp in package version, to allow
  for several releases a day.
---
 .../pixelated/resources/attachments_resource.py    | 110 +++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 service/src/pixelated/resources/attachments_resource.py

(limited to 'service/src/pixelated/resources/attachments_resource.py')

diff --git a/service/src/pixelated/resources/attachments_resource.py b/service/src/pixelated/resources/attachments_resource.py
new file mode 100644
index 00000000..1081b4b8
--- /dev/null
+++ b/service/src/pixelated/resources/attachments_resource.py
@@ -0,0 +1,110 @@
+#
+# 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/>.
+import cgi
+import io
+import re
+
+from twisted.internet import defer
+from twisted.protocols.basic import FileSender
+from twisted.python.log import msg
+from twisted.web import server
+from twisted.web.resource import Resource
+from twisted.web.server import NOT_DONE_YET
+from twisted.logger import Logger
+
+from pixelated.resources import respond_json_deferred, BaseResource
+
+
+logger = Logger()
+
+
+class AttachmentResource(Resource):
+    isLeaf = True
+
+    def __init__(self, mail_service, attachment_id):
+        Resource.__init__(self)
+        self.attachment_id = attachment_id
+        self.mail_service = mail_service
+
+    def render_GET(self, request):
+        def error_handler(failure):
+            msg(failure, 'attachment not found')
+            request.code = 404
+            request.finish()
+
+        encoding = request.args.get('encoding', [None])[0]
+        filename = request.args.get('filename', [self.attachment_id])[0]
+        content_type = request.args.get('content_type', ['application/octet-stream'])[0]
+        request.setHeader(b'Content-Type', content_type)
+        request.setHeader(b'Content-Disposition', bytes('attachment; filename="' + filename + '"'))
+
+        d = self._send_attachment(encoding, filename, request)
+        d.addErrback(error_handler)
+
+        return server.NOT_DONE_YET
+
+    @defer.inlineCallbacks
+    def _send_attachment(self, encoding, filename, request):
+        attachment = yield self.mail_service.attachment(self.attachment_id)
+
+        bytes_io = io.BytesIO(attachment['content'])
+
+        try:
+            request.code = 200
+            yield FileSender().beginFileTransfer(bytes_io, request)
+        finally:
+            bytes_io.close()
+            request.finish()
+
+    def _extract_mimetype(self, content_type):
+        match = re.compile('([A-Za-z-]+\/[A-Za-z-]+)').search(content_type)
+        return match.group(1)
+
+
+class AttachmentsResource(BaseResource):
+    BASE_URL = 'attachment'
+
+    def __init__(self, services_factory):
+        BaseResource.__init__(self, services_factory)
+
+    def getChild(self, attachment_id, request):
+        _mail_service = self.mail_service(request)
+        return AttachmentResource(_mail_service, attachment_id)
+
+    def render_POST(self, request):
+        _mail_service = self.mail_service(request)
+        fields = cgi.FieldStorage(fp=request.content, headers=(request.getAllHeaders()),
+                                  environ={'REQUEST_METHOD': 'POST'})
+        _file = fields['attachment']
+        deferred = _mail_service.save_attachment(_file.value, _file.type)
+
+        def send_location(attachment_id):
+            request.setHeader('Location', '/%s/%s' % (self.BASE_URL, attachment_id))
+            response_json = {"ident": attachment_id,
+                             "content-type": _file.type,
+                             "encoding": "base64",  # hard coded for now -- not really used
+                             "name": _file.filename,
+                             "size": len(_file.value)}
+            respond_json_deferred(response_json, request, status_code=201)
+
+        def error_handler(error):
+            logger.error(error)
+            respond_json_deferred({"message": "Something went wrong. Attachment not saved."}, request, status_code=500)
+
+        deferred.addCallback(send_location)
+        deferred.addErrback(error_handler)
+
+        return NOT_DONE_YET
-- 
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