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Check that an image is not too long. #1

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Check that an image is not too long. #1

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f821954
Check that an image is not too long.
davean Nov 27, 2013
e6ae820
Merge github.com:chromakode/danceparty
davean Dec 4, 2013
02c3624
Improve handling the database instantiation and initialization.
davean Dec 4, 2013
c09fada
Use a polling-based cache for the main page's json.
davean Dec 4, 2013
57e2d53
Merge github.com:chromakode/danceparty
davean Dec 4, 2013
35b8a8c
Merge github.com:chromakode/danceparty
davean Dec 4, 2013
7b68891
Merge github.com:chromakode/danceparty
davean Dec 4, 2013
cad97ea
Basic rate limit based on a simple leaking bucket.
davean Dec 4, 2013
db42373
Don't count approved uploads against one's quota.
davean Dec 5, 2013
f403ffb
Merge github.com:chromakode/danceparty
davean Dec 5, 2013
bf01667
Merge github.com:chromakode/danceparty
davean Dec 5, 2013
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4 changes: 3 additions & 1 deletion danceparty/default_settings.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,5 +6,7 @@
CDN_HTTPS_HOST = None
CACHE_POLL_INTERVAL = 30
GA_ID = None
UPLOAD_RATE_PERIOD = 86400 # 1 day
UPLOAD_RATE_COUNT = 2
RG_VERIFY_ENDPOINT = None
RG_VERIFY_SECRET = None
RG_VERIFY_SECRET = None
12 changes: 11 additions & 1 deletion danceparty/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -86,7 +86,11 @@ def create_db():
'all': {
'map': "function(doc) { emit(doc.ts, doc) }"
},
},
'upload_rate': {
'map': "function(doc) { if(doc.status != 'approved') { emit(doc.ip, [doc.ts]) } }",
'reduce': "function (key, values, rereduce) { return [].concat.apply([], values).sort().reverse().slice(0,%d); }"%(app.config['UPLOAD_RATE_COUNT']*2) #it is assumed if the majority of the uploads in the bucket are approved that they aren't spammers.
},
}
}
doc = db.get(views['_id'], {})
if doc.get('views') != views['views']:
Expand Down Expand Up @@ -275,6 +279,12 @@ def remove_dance(dance_id):

@app.route('/dance', methods=['POST'])
def upload_dance():
recent = g.db.view('danceparty/upload_rate',group=True, group_level=1, stale='update_after', key=request.remote_addr)
if recent:
now = time.time()
if app.config['UPLOAD_RATE_COUNT'] <= \
len(filter(lambda t: t>(now - app.config['UPLOAD_RATE_PERIOD']), recent.rows[0].value)):
abort(403)
if app.config['RG_VERIFY_ENDPOINT']:
user_id, user_token = request.form['user_id'], request.form['user_token']
check_token = hmac.new(app.config['RG_VERIFY_SECRET'], user_id, hashlib.sha1).hexdigest()
Expand Down