/
app.py
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/
app.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import os
import re
import webbrowser
import qtawesome as qta
from datetime import datetime
import window_app
from PyQt5 import QtCore, QtWidgets
from PyQt5.QtGui import QPalette
from PyQt5.QtWidgets import QMainWindow, QStyle, QFileDialog, QMessageBox
from config import Config
from advance import AdvanceDialog
from about import DialogAbout
from donate import DialogDonate
from updater import DialogUpdater
class AppWindow(QMainWindow):
def __init__(self, parent=None):
super(AppWindow, self).__init__(parent)
self.ui = window_app.Ui_WindowApp()
self.ui.setupUi(self)
self.host = []
self.hostPath = None
self.hostWritable = False
self.domains = {}
self.config = Config()
self.initStatusBar()
self.bindMenuActions()
self.bindTools()
self.initWindow()
def resetParsedDomains(self):
self.domains = {}
def addParsedDomain(self, domain, ip):
self.domains[domain] = ip
def initStatusBar(self):
"""Init window status bar"""
lang = QtCore.QLocale().system().uiLanguages()
if len(lang):
labelLang = QtWidgets.QLabel()
labelLang.setText(lang[0])
self.ui.statusbar.addPermanentWidget(labelLang)
statusVersion = QtWidgets.QLabel()
_translate = QtCore.QCoreApplication.translate
version = "{}: {}".format(_translate("WindowApp", "Version"), self.config.get("version", "0.0"))
statusVersion.setText(version)
self.ui.statusbar.addPermanentWidget(statusVersion)
def bindTools(self):
"""Bind tools button"""
self.ui.btnOpen.setIcon(self.style().standardIcon(QStyle.SP_DialogOpenButton))
self.ui.btnOpen.clicked.connect(self.clickHostOpen)
self.ui.btnUpdate.clicked.connect(self.clickHostUpdate)
self.ui.btnUpdate.setIcon(self.style().standardIcon(QStyle.SP_BrowserReload))
self.ui.btnSave.clicked.connect(self.clickHostSave)
self.ui.btnSave.setIcon(self.style().standardIcon(QStyle.SP_DialogSaveButton))
self.ui.btnSave.setEnabled(False)
self.ui.btnAdvance.setIcon(qta.icon('fa5s.cog'))
self.ui.btnAdvance.clicked.connect(self.openAdvanceDialog)
self.ui.btnDonate.clicked.connect(self.menuActionDonate)
# self.ui.btnDonate.setIcon(self.style().standardIcon(QStyle.SP_DialogHelpButton))
self.ui.btnDonate.setIcon(qta.icon('fa5s.donate'))
def initWindow(self):
"""Init the window"""
self.previewHostContent(os.path.join(self.config.hostDirectory(), 'hosts'))
def bindMenuActions(self):
"""Menu click actions register"""
self.ui.actionExit.setIcon(self.style().standardIcon(QStyle.SP_MessageBoxCritical))
self.ui.actionExit.triggered.connect(self.menuActionExit)
self.ui.actionAbout.setIcon(self.style().standardIcon(QStyle.SP_FileDialogInfoView))
self.ui.actionAbout.triggered.connect(self.menuActionAbout)
self.ui.actionOnlineManual.setIcon(self.style().standardIcon(QStyle.SP_TitleBarContextHelpButton))
self.ui.actionOnlineManual.triggered.connect(self.menuActionManual)
self.ui.actionDonate.setIcon(qta.icon('fa5s.donate'))
self.ui.actionDonate.triggered.connect(self.menuActionDonate)
self.ui.actionReportIssue.setIcon(self.style().standardIcon(QStyle.SP_MessageBoxWarning))
self.ui.actionReportIssue.triggered.connect(self.menuActionIssue)
def menuActionExit(self):
"""Exit application"""
self.close()
def menuActionAbout(self):
"""Click menu about"""
dialog = DialogAbout(self)
dialog.display()
def menuActionManual(self):
"""Click menu manual"""
url = self.config.get("manual")
webbrowser.open(url)
def menuActionDonate(self):
"""Donate me"""
dialog = DialogDonate(self)
dialog.display()
def menuActionIssue(self):
"""Click menu issue"""
url = self.config.get("issue")
webbrowser.open(url)
def openAdvanceDialog(self):
dialog = AdvanceDialog(self)
dialog.exec()
def previewHostContent(self, host):
"""Get the host content"""
if host and os.path.exists(host):
self.hostPath = host
self.ui.hostPath.setText(host)
palette = self.ui.hostPath.palette()
if os.access(host, os.W_OK):
self.hostWritable = True
palette.setColor(QPalette.Text, QtCore.Qt.darkGreen)
else:
self.hostWritable = False
palette.setColor(QPalette.Text, QtCore.Qt.red)
self.ui.hostPath.setPalette(palette)
try:
self.host = []
with open(host, mode="r", encoding="utf-8") as f:
for line in f.readlines():
self.host.append(line.strip())
f.close()
self.ui.textHost.setPlainText(f"{os.linesep}".join(self.host))
return True
except Exception as e:
print(f"Read host error:{e}")
return False
else:
return False
def clickHostOpen(self):
"""Select host file dialog"""
_translate = QtCore.QCoreApplication.translate
host, _ = QFileDialog.getOpenFileName(
self,
_translate("WindowApp", "Select the HOST"),
self.config.hostDirectory(),
""
)
if host and not self.previewHostContent(host):
QMessageBox.critical(
self,
_translate("WindowApp", "Host read error"),
_translate("WindowApp", "Read host content failed!"),
QMessageBox.Ok)
def clickHostUpdate(self):
"""Start update host dns"""
dialog = DialogUpdater(self)
# dialog.setWindowFlag(QtCore.Qt.CustomizeWindowHint)
# dialog.setWindowFlag(QtCore.Qt.WindowCloseButtonHint)
# dialog.setWindowFlags(QtCore.Qt.WindowTitleHint)
dialog.exec()
self.rebuildHostData()
def clickHostSave(self):
"""Save the updated host"""
if not self.hostPath:
return
# os.access 不能正确检测 HOST 文件的可写性
# print(f"Host:{self.hostPath} permission:{os.access(self.hostPath, os.W_OK)}")
_translate = QtCore.QCoreApplication.translate
content = self.ui.textHost.toPlainText()
try:
with open(self.hostPath, "w", encoding="utf-8") as f:
f.write(content)
except Exception as e:
print(f"Update host error:{e}")
QMessageBox.warning(
self,
_translate("WindowApp", "Warning"),
_translate("WindowApp",
"Can not rewrite the host content,\nPlease copy the content replace the host file manually."),
QMessageBox.Ok)
return
QMessageBox.information(
self,
_translate("WindowApp", "Success"),
_translate("WindowApp",
"Congratulations!\nThe latest GitHub HOST information was updated in your host."),
QMessageBox.Ok)
def rebuildHostData(self):
"""Rebuild host content"""
rows = []
spaces = []
for line in self.host:
if not line:
spaces.append(line)
if len(spaces) < 2:
rows.append(line)
continue
else:
spaces = []
if line.startswith("#"):
if not line.strip().startswith("# Github host"):
rows.append(line)
continue
words = set(re.split(r"\s+", line))
for key in self.domains.keys():
if key in words:
words.remove(key)
list_words = list(words)
if len(list_words) > 1:
new_words = []
for word in list_words:
if re.match(r"^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$", word):
new_words.append(word)
list_words.remove(word)
break
new_words.extend(list_words)
rows.append(" ".join(new_words))
elif len(list_words) == 1:
if not re.match(r"^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$", list_words[0]):
rows.append(list_words[0])
rows.append("")
start = "# Github host dns updated at: {}".format(datetime.now().strftime("%Y-%m-%d %H:%M:%S"))
rows.append(start)
for domain in self.domains.keys():
if self.domains[domain]:
rows.append("{} {}".format(self.domains[domain], domain))
rows.append("")
self.ui.textHost.setPlainText(f"{os.linesep}".join(rows))
self.ui.btnSave.setEnabled(True)