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Fixed a caching bug, moved summary/stats to Redis and included code for a WOW->BTC->USD calculator

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This commit is contained in:
Sander Ferdinand 2018-07-12 02:39:49 +02:00
parent a40cd265af
commit 35fa3f51c6
7 changed files with 128 additions and 45 deletions
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40
wowfunding/bin/utils_request.py
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@ -2,59 +2,33 @@ from datetime import datetime
from flask import session, g
import settings
from wowfunding.factory import app, db_session, summary_data
from wowfunding.bin.utils import Summary
from wowfunding.factory import app, db_session
from wowfunding.orm.orm import Proposal, User, Comment
@app.context_processor
def templating():
global summary_data
from flask.ext.login import current_user
recent_comments = db_session.query(Comment).order_by(Comment.date_added.desc()).limit(3).all()
summary_data = Summary.fetch_stats()
return dict(logged_in=current_user.is_authenticated,
current_user=current_user,
funding_categories=settings.FUNDING_CATEGORIES,
funding_statuses=settings.FUNDING_STATUSES,
summary_data=summary_data[1],
summary_data=summary_data,
recent_comments=recent_comments)
def fetch_summary(purge=False):
global summary_data
if summary_data and not purge:
if (datetime.now() - summary_data[0]).total_seconds() <= 120:
return
data = {}
categories = settings.FUNDING_CATEGORIES
statuses = settings.FUNDING_STATUSES.keys()
for cat in categories:
q = db_session.query(Proposal)
q = q.filter(Proposal.category == cat)
res = q.count()
data.setdefault('cats', {})
data['cats'][cat] = res
for status in statuses:
q = db_session.query(Proposal)
q = q.filter(Proposal.status == status)
res = q.count()
data.setdefault('statuses', {})
data['statuses'][status] = res
data.setdefault('users', {})
data['users']['count'] = db_session.query(User.id).count()
summary_data = [datetime.now(), data]
@app.before_request
def before_request():
fetch_summary()
pass
@app.after_request
def after_request(res):
if hasattr(g, 'wowfunding_prices'):
delattr(g, 'wowfunding_prices')
res.headers.add('Accept-Ranges', 'bytes')
if settings.DEBUG:
res.headers['Cache-Control'] = 'no-cache, no-store, must-revalidate'