wownero-funding-system/funding/api.py
2018-10-29 23:16:39 +01:00

87 lines
2.5 KiB
Python

from flask import jsonify, send_from_directory, Response, request
from flask_yoloapi import endpoint, parameter
import settings
from funding.bin.utils import get_ip
from funding.bin.qr import QrCodeGenerator
from funding.factory import app, db_session
from funding.orm.orm import Proposal, User
@app.route('/api/1/proposals')
@endpoint.api(
parameter('status', type=int, location='args', default=1),
parameter('cat', type=str, location='args'),
parameter('limit', type=int, location='args', default=20),
parameter('offset', type=int, location='args', default=0)
)
def api_proposals_get(status, cat, limit, offset):
try:
proposals = Proposal.find_by_args(status=status, cat=cat, limit=limit, offset=offset)
except Exception as ex:
print(ex)
return 'error', 500
return [p.json for p in proposals]
@app.route('/api/1/convert/wow-usd')
@endpoint.api(
parameter('amount', type=int, location='args', required=True)
)
def api_coin_usd(amount):
from funding.bin.utils import Summary, coin_to_usd
prices = Summary.fetch_prices()
return jsonify(usd=coin_to_usd(amt=amount, btc_per_coin=prices['coin-btc'], usd_per_btc=prices['btc-usd']))
@app.route('/api/1/qr')
@endpoint.api(
parameter('address', type=str, location='args', required=True)
)
def api_qr_generate(address):
"""
Generate a QR image. Subject to IP throttling.
:param address: valid receiving address
:return:
"""
from funding.factory import cache
qr = QrCodeGenerator()
if not qr.exists(address):
# create a new QR code
ip = get_ip()
cache_key = 'qr_ip_%s' % ip
hit = cache.get(cache_key)
if hit and ip not in ['127.0.0.1', 'localhost']:
return Response('Wait a bit before generating a new QR', 403)
throttling_seconds = 3
cache.set(cache_key, {'wow': 'kek'}, throttling_seconds)
created = qr.create(address)
if not created:
raise Exception('Could not create QR code')
return send_from_directory('static/qr', '%s.png' % address)
@app.route('/api/1/wowlight')
@endpoint.api(
parameter('version', type=str, location='args', required=True)
)
def api_wowlight_version_check(version):
"""
Checks incoming wowlight wallet version, returns False when the version is
too old and needs to be upgraded (due to hard-forks)
:param version:
:return: bool
"""
versions = {
'0.1.0': True
}
if version not in versions:
return False
return versions[version]