def post(self):
data = self.request.get("url")
if not data.startswith("data:"):
self.error(400)
return
data = data[5:]
try:
metadata, body = data.split(",")
if not metadata.startswith("image/png"):
raise ValueError("Image of wrong MIME type.")
imagedata = base64.standard_b64decode(body)
if len(imagedata) > 500000:
raise ValueError("Image too big.")
image = images.Image(imagedata)
image.resize(300, 300 / image.width * 300)
sub = Submission(submitter=str(self.request.remote_addr) or "")
sub.image = db.Blob(image.execute_transforms())
sub.put()
except ValueError:
self.error(400)
return
self.response.write("{error:false}")
def post(self):
'''
creates a new submission instance and inserts it into the db.
then redirects the user to the blog entry permalink page.
both subject and content are required to make a blog entry.
'''
subject = self.request.get("subject")
content = self.request.get("content")
if subject and content:
submission = Submission(parent=blog_key(),
user=self.user,
subject=subject,
content=content)
submission.put()
time.sleep(0.1)
self.redirect('/%s' % str(submission.key().id()))
else:
error = "You must enter both a subject and content"
self.render("submissions/new.html",
subject=subject,
content=content,
error=error)
def add(self):
submission = Submission(
contents=self.request.body,
mime_type=self.request.content_type,
submitted_by=users.get_current_user()
)
key = submission.put()
return webapp2.Response(key.urlsafe())