#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Sat Mar 17 00:51:16 2018
@author: kindy
python 调用baidu api实现简单翻译软件
前往http://api.fanyi.baidu.com/api/trans/product/index注册账号， 登录后台创建应用
"""
import http.client as httplib
from hashlib import md5
import urllib
import random
import json
import sys
import time
from PyQt5 import QtCore, QtGui, uic
from PyQt5.QtCore import QCoreApplication
from PyQt5.QtWidgets import QApplication, QWidget, QMainWindow, QMessageBox
from PyQt5.QtWidgets import QFileDialog, QAction, qApp
from PyQt5.QtGui import QIcon, QPixmap
qtCreatorFile = "youdao.ui"
# 使用uic加载
Ui_MainWindow, QtBaseClass = uic.loadUiType(qtCreatorFile)
class MyApp(QMainWindow, Ui_MainWindow):
def __init__(self):
QMainWindow.__init__(self)
Ui_MainWindow.__init__(self)
super().__init__()
self.initUI() # 调用自定义的UI初始化函数initUI()
self.initBaiDu()
def initBaiDu(self):
self.appKey = '20180317000136787' # 就是应用ID
self.secretKey = 'jkwmEFzkfdHdmMy3Q2RR' # 就是应用密钥
self.httpClient = None
self.myurl = '/api/trans/vip/translate'
self.salt = random.randint(1, 65536) # 随机数
def lang_transform(self, lang):
'''
tranform the language into correct format that ai.youdao.com accepted
中文 zh-CHS
日文 ja
英文 EN
韩文 ko
法文 fr
俄文 ru
葡萄牙文 pt
西班牙文 es
'''
if lang == "Chinese":
return "zh"
if lang == "Japanease":
return "ja"
if lang == "English":
return "en"
if lang == "Korea":
return "kor"
if lang == "Russia":
return "ru"
if lang == "French":
return "fra"
if lang == "Auto":
return "auto"
def initUI(self):
'''
Initialize the window's UI
'''
self.setupUi(self)
self.setWindowTitle("Dict Translate")
self.setWindowIcon(QIcon("translate.png")) # 设置图标，linux下只有任务栏会显示图标
self.initMenuBar() # 初始化菜单栏
self.initToolBar() # 初始化工具栏
self.initButton() # 初始化按钮
self.show() # 显示
def initMenuBar(self):
'''
初始化菜单栏
'''
menubar = self.menuBar()
#self.actionExit.triggered.connect(qApp.quit) # 按下菜单栏的Exit按钮会退出程序
#self.actionExit.setStatusTip("退出程序") # 左下角状态提示
#self.actionExit.setShortcut('Ctrl+Q') # 添加快捷键
exitAct = QAction(QIcon('exit.png'), 'Exit', self)
exitAct.setShortcut('Ctrl+Q')
exitAct.triggered.connect(qApp.quit)
fileMenu = menubar.addMenu('&File')
fileMenu.addAction(exitAct)
fileMenu = menubar.addMenu('&Help')
def initToolBar(self):
'''
初始化工具栏
创建一个QAction实例exitAct，然后添加到designer已经创建的默认的工具栏toolBar里面
'''
exitAct = QAction(QIcon('exit.png'), 'Exit', self)
exitAct.setShortcut('Ctrl+Q')
exitAct.triggered.connect(qApp.quit)
self.toolBar.addAction(exitAct)
def initButton(self):
'''
'''
self.btnClear.clicked.connect(self.clearButton_callback) # 按下按钮调用回调函数
self.btnClear.setToolTip("清除文本输入内容") # 设置提示
#self.btnBrowse.setStyleSheet("{border-image: url(/home/kindy/Files/python/gui/pyq/play.ico);}") # 此代码没有效果
self.btnExchange.clicked.connect(self.exchangeButton_callback) # 一旦按下按钮，连接槽函数进行处理
self.btnExchange.setToolTip("转换翻译语言")
self.btnTranslate.clicked.connect(self.transButton_callback)
self.btnTranslate.setToolTip("翻译内容")
def clearButton_callback(self):
self.transInput.clear()
self.transInput.setFocus()
def exchangeButton_callback(self):
pass
def transButton_callback(self, filename):
'''
调用有道词典API进行文字识别
'''
start = time.time()
end = time.time()
trans = self.get_translation( self.transInput.toPlainText())
# self.transOutput.setPlainText(self.transInput.toPlainText()+self.fromLang)
self.transOutput.setPlainText(trans)
self.transOutput.setStatusTip("翻译时间：%.2fs"%(end-start))
def get_translation(self, query):
self.q = self.transInput.toPlainText() # 获取控件内容，得到询的内容
self.toLang = self.lang_transform(self.transTo.currentText() ) # 目标语言
self.fromLang = self.lang_transform (self.transFrom.currentText()) # 源语言
sign = self.appKey + query + str(self.salt) + self.secretKey # 签名
m1 = md5()
m1.update( sign.encode() )
sign = m1.hexdigest() # 计算签名的哈希值
# self.myurl = self.myurl+'?appKey=' + self.appKey + '&q='+ urllib.parse.quote(query) + '&from='+self.fromLang+'&to='+self.toLang+'&salt='+str(self.salt)+'&sign='+sign
self.myurl = self.myurl+'?appid='+self.appKey+'&q='+urllib.parse.quote(query)+'&from='+self.fromLang+'&to='+self.toLang+'&salt='+str(self.salt)+'&sign='+sign
try:
httpClient = httplib.HTTPConnection('api.fanyi.baidu.com')
httpClient.request('GET', self.myurl)
#response是HTTPResponse对象
response = httpClient.getresponse()
res = response.read().decode('unicode-escape')
hjson = json.loads(res)
#
exp = str(hjson['trans_result'][0]["dst"])
# exp = exp[0]
# exp = exp.replace(',','\r\n')
# exp = exp.replace('[',' ')
# exp = exp.replace(']',' ')
# exp = exp.replace('\'',' ')
return exp
except Exception as e:
print (e)
finally:
if httpClient:
httpClient.close()
if __name__ == "__main__":
app = QApplication(sys.argv)
window = MyApp()
sys.exit(app.exec_())
