def is_divisible(db, asset):
"""Check if the asset is divisible."""
if asset in (config.BTC, config.XCP):
return True
else:
cursor = db.cursor()
cursor.execute('''SELECT * FROM issuances \
WHERE (status = ? AND asset = ?)''', ('valid', asset))
issuances = cursor.fetchall()
if not issuances: raise exceptions.AssetError('No such asset: {}'.format(asset))
return issuances[0]['divisible']
def get_asset_id (db, asset_name, block_index):
"""Return asset_id from asset_name."""
if not enabled('hotfix_numeric_assets'):
return generate_asset_id(asset_name, block_index)
cursor = db.cursor()
cursor.execute('''SELECT * FROM assets WHERE asset_name = ?''', (asset_name,))
assets = list(cursor)
if len(assets) == 1:
return int(assets[0]['asset_id'])
else:
raise exceptions.AssetError('No such asset: {}'.format(asset_name))