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Code Issues Releases Wiki Activity

coins_details: better erc20 parsing

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This commit is contained in:
slush 2018-04-06 23:10:35 +02:00
parent 11e7af3a39
commit 46bc119962
1 changed files with 59 additions and 12 deletions
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71
coins_details.py
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@ -63,7 +63,7 @@ def update_coins(details):
print("Updating", coin['coin_label'], coin['coin_shortcut'])
out = details['coins'].setdefault(coin['coin_shortcut'], {})
out['shortcut'] = coin['coin_shortcut']
out['type'] = 'coin'
out['type'] = 'blockchain'
set_default(out, 'name', coin['coin_label'])
set_default(out, 't1_enabled', 'yes')
@ -73,19 +73,61 @@ def update_coins(details):
#pprint.pprint(coin)
def update_erc20(details):
# FIXME Parse tokens using trezor-common/ethereum_tokens-gen.py
networks = [
('eth', 1),
# ('exp', 2),
# ('rop', 3),
('rin', 4),
('ubq', 8),
# ('rsk', 30),
('kov', 42),
('etc', 61),
]
# Fetch list of tokens already included in Trezor Core
r = requests.get('https://raw.githubusercontent.com/trezor/trezor-core/master/src/apps/ethereum/tokens.py')
d = {}
exec(r.text, d)
# TODO 'Qmede...' can be removed after ipfs_hash is being generated into tokens.py
ipfs_hash = d.get('ipfs_hash') or 'QmedefcF1fecLVpRymJJmyJFRpJuCTiNfPYBhzUdHPUq3T'
infos = {}
for n in networks:
print("Updating info about erc20 tokens for", n[0])
url = 'https://gateway.ipfs.io/ipfs/%s/%s.json' % (ipfs_hash, n[0])
r = requests.get(url)
infos[n[0]] = r.json()
#print(infos)
for t in d['tokens']:
token = t[2]
print('Updating', token)
try:
network = [ n[0] for n in networks if n[1] == t[0] ][0]
except:
raise Exception("Unknown network", t[0], "for erc20 token", token)
try:
info = [ i for i in infos[network] if i['symbol'] == token ][0]
except:
raise Exception("Unknown details for erc20 token", token)
out = details['coins'].setdefault(token, {})
out['name'] = info['name']
out['type'] = 'erc20'
out['chain_id'] = t[0]
out['network'] = network
out['address'] = info['address']
set_default(out, 't1_enabled', 'yes')
set_default(out, 't2_enabled', 'yes')
set_default(out, 'links', {})
if info['website']:
out['links']['Homepage'] = info['website']
if info.get('social', {}).get('github', None):
out['links']['Github'] = info['social']['github']
def update_ethereum(details):
print('Updating Ethereum ETH')
@ -96,14 +138,19 @@ def update_ethereum(details):
set_default(out, 't2_enabled', 'yes')
update_marketcap(out, 'ethereum')
def update_nem(details):
print('Updating NEM')
out = details['coins'].setdefault('NEM', {})
out['name'] = 'NEM'
out['type'] = 'coin'
set_default(out, 't1_enabled', 'yes')
set_default(out, 't2_enabled', 'yes')
update_marketcap(out, 'nem')
def update_mosaics(details):
r = requests.get('https://raw.githubusercontent.com/trezor/trezor-mcu/master/firmware/nem_mosaics.json')
for mosaic in r.json():
print('Updating', mosaic['name'], mosaic['ticker'])
out = details['coins'].setdefault(mosaic['ticker'].strip(), {})
out['name'] = mosaic['name']
out['type'] = 'mosaic'
set_default(out, 't1_enabled', 'yes')
set_default(out, 't2_enabled', 'yes')
# Update NEM marketcap
update_marketcap(details['coins']['XEM'], 'NEM')
if __name__ == '__main__':
try:
@ -114,7 +161,7 @@ if __name__ == '__main__':
update_coins(details)
update_erc20(details)
update_ethereum(details)
update_nem(details)
update_mosaics(details)
update_info(details)
print(json.dumps(details, sort_keys=True, indent=4))