def _get_script_hash(self) -> bytes:
file_path = self._nef_path
if file_path.endswith('.nef') and os.path.isfile(file_path):
with open(file_path, mode='rb') as nef:
file = nef.read()
from boa3.neo.contracts.neffile import NefFile
return NefFile.deserialize(file).script_hash
def get_output(self,
path: str,
root_folder: str = None) -> Tuple[bytes, Dict[str, Any]]:
nef_output = path.replace('.py', '.nef')
if not os.path.isfile(nef_output):
return self.compile_and_save(path, root_folder=root_folder)
manifest_output = path.replace('.py', '.manifest.json')
from boa3.neo.contracts.neffile import NefFile
if not os.path.isfile(nef_output):
output = bytes()
else:
with open(nef_output, mode='rb') as nef:
file = nef.read()
output = NefFile.deserialize(file).script
if not os.path.isfile(manifest_output):
manifest = {}
else:
with open(manifest_output) as manifest_output:
import json
manifest = json.loads(manifest_output.read())
return output, manifest
def __init__(self, file_path: str):
self._nef_path: str = file_path
script_hash = None
if file_path.endswith('.nef') and os.path.isfile(file_path):
with open(file_path, mode='rb') as nef:
file = nef.read()
from boa3.neo.contracts.neffile import NefFile
script_hash = NefFile.deserialize(file).script_hash
self._script_hash: Optional[bytes] = script_hash
def _get_contract_id(self, contract_path: str) -> int:
if path.isfile(contract_path):
with open(contract_path, mode='rb') as nef:
from boa3.neo.contracts.neffile import NefFile
script_hash = NefFile.deserialize(nef.read()).script_hash
return self._storage.get_contract_id(script_hash)
contracts = self.contracts
if contract_path in contracts:
return contracts.index(contract_path)
return -1
def compile_and_save(self, path: str, log: bool = True) -> Tuple[bytes, Dict[str, Any]]:
nef_output = path.replace('.py', '.nef')
manifest_output = path.replace('.py', '.manifest.json')
from boa3.boa3 import Boa3
from boa3.neo.contracts.neffile import NefFile
Boa3.compile_and_save(path, show_errors=log)
with open(nef_output, mode='rb') as nef:
file = nef.read()
output = NefFile.deserialize(file).script
with open(manifest_output) as manifest_output:
import json
manifest = json.loads(manifest_output.read())
return output, manifest