def get_ethclient(host):
if host == "":
return None
if "https" in host:
_port = 443
_host = host.split(':')[1].split('//')[1]
else:
_port = host.split(':')[2]
_host = host.split(':')[1].split('//')[1]
try:
client = EthJsonRpc(host=_host, port=_port, tls=True)
except Exception as e:
QMessageBox.information(self,"Information",str(e))
return
if client.net_listening():
return client
else:
return
class Ethclient(QDialog, Ui_ethclient):
ethClient = pyqtSignal(object)
finishedWork = pyqtSignal()
ethClientHost = pyqtSignal(str)
def __init__(self):
super(Ethclient, self).__init__()
# super(Yglian, self).__init__(None, Qt.Dialog | Qt.WindowMaximizeButtonHint | Qt.WindowMinimizeButtonHint)
self.setupUi(self)
self.work = WorkThreadEthConnect()
self.thread = QThread()
self.finishedWork.connect(self.work.Finished)
self.ethClient.connect(self.work.EthClient)
self.ethClientHost.connect(self.set_host)
self.work.moveToThread(self.thread)
self.work.finished.connect(self.thread.quit)
self.thread.started.connect(self.work.run)
self.work.response.connect(self.connect_show)
self.comboBox_webNo.addItem("https://web3.yglian.com")
self.comboBox_webNo.addItem("https://yglian-qa.qschou.com")
self.comboBox_webNo.setEditText("请选择节点")
# self.comboBox_webNo.focusOutEvent(,self.post_tradeinfo)
self.comboBox_webNo.installEventFilter(self)
self.pushButtonConnectButton = True
self.client = None
@pyqtSlot()
def on_pushButtonConnect_clicked(self):
if self.pushButtonConnectButton:
host = self.comboBox_webNo.currentText()
if host == "" or (":" not in host):
QMessageBox.information(self, "Information", "请输入节点地址")
return
try:
self.client = eth.get_ethclient(host)
except exceptions.ConnectionError:
QMessageBox.warning(self, "Warning", "节点链接失败，请检查节点")
return
if self.client:
self.pushButtonConnectButton = False
self.pushButtonConnect.setText("断开")
self.label_blockNumber.clear()
else:
QMessageBox.warning(self, "Warning", "节点链接失败，请检查节点")
return
self.ethClient.emit(self.client)
self.thread.start()
else:
try:
self.finishedWork.emit()
self.label_blockNumber.clear()
self.pushButtonConnectButton = True
self.pushButtonConnect.setText("连接")
except BaseException as e:
print(e)
self.pushButtonConnectButton = True
self.label_blockNumber.clear()
self.pushButtonConnect.setText("连接")
@pyqtSlot(str)
def connect_show(self, string):
self.label_blockNumber.setText(string)
if self.pushButtonConnectButton:
self.label_blockNumber.clear()
def get_ethclient(self):
host = self.comboBox_webNo.text()
if host == "":
return None
if "https" in host:
_port = 443
_host = host.split(':')[1].split('//')[1]
else:
_port = host.split(':')[2]
_host = host.split(':')[1].split('//')[1]
try:
self.client = EthJsonRpc(host=_host, port=_port, tls=True)
except Exception as e:
QMessageBox.information(self, "Information", str(e))
return
if self.client.net_listening():
return self.client
else:
QMessageBox.warning("Warning", "节点链接失败，请检查节点")
def eventFilter(self, widget, event):
if event.type() == QEvent.FocusIn:
# self.inp_text_signal.emit("已进")
if self.comboBox_webNo.currentText().strip() == '请输入节点':
self.comboBox_webNo.clear()
elif event.type() == QEvent.FocusOut:
if self.comboBox_webNo.currentText().strip() == '':
self.comboBox_webNo.setEditText("请输入节点")
self.ethClientHost.emit(self.comboBox_webNo.currentText())
else:
pass
return False
@pyqtSlot(str)
def set_host(self, host):
eth.set_host(host)
from ethjsonrpc import EthJsonRpc # to use Parity-specific methods, import ParityEthJsonRpc
base_address = "0xbb1588c5debc2871cd8852c4bd6c6e4cb1d9fe15"
c = EthJsonRpc('127.0.0.1', 8545)
print(c.net_version())
print(c.web3_clientVersion())
print(c.net_listening())
print(c.net_peerCount())
print(c.eth_mining())
print(c.eth_gasPrice())
contract_addr = "0xc1bba31875a1a66eb4794e6e4dd07811fb58b5c5"
my_addr = str(c.eth_coinbase())
print my_addr
tx = c.call_with_transaction(my_addr, contract_addr, 'pushByte(string)',
['Hello, world'])
print(tx)
results = c.call(contract_addr, 'getdata()', [], ['string'])
print(results)