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qt_gui.py
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qt_gui.py
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# coding=utf-8
'''
Created on 2016年5月24日
@author: moverzp
description: 使用pyqt4编写GUI界面
'''
import sys, os
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import mongoDB, recommend
import operator
from Dialog import Dialog
from time import sleep
# reload(sys)
# sys.setdefaultencoding('utf-8')
#QTextCodec.setCodecForTr(QTextCodec.codecForName("utf8"))
class MyGui(QDialog):
def __init__(self, parent = None):
QWidget.__init__(self)
self.mongodb = mongoDB.MongoDB() #数据库操作器
self.recommend = recommend.Recommend() #推荐器
self.spiderGui = SpiderGui()
#函数
self._init_gui()
self._init_signal_slot()
self._display_bookshelf()
self._recommend_good_books()
#变量
#self.recommendUrls， 保存推荐书籍的url
#self.searchDoc, 搜索栏cursor
#self.bookshelfDoc, 书架栏cursor
#self.bookshelfDoc2, 推荐栏cursor
def _init_gui(self):
self.setWindowTitle("GoodBooks")
#搜索栏布局
self.searchLabel = QLabel(u'书名')
self.searchEdit = QLineEdit()
self.searchButton = QPushButton(u'搜索')
self.searchTable = QTableWidget(0, 2)
self.searchTable.setEditTriggers(QAbstractItemView.NoEditTriggers) #禁止编辑
self.searchTable.setHorizontalHeaderLabels([u'书名', u'评分'])
self.searchTable.setSelectionBehavior(QAbstractItemView.SelectRows) #整行选中的方式
self.searchTable.setColumnWidth(0, 220)
self.searchTable.setColumnWidth(1, 30)
self.spiderButton = QPushButton(u'爬虫窗口')
searchLayout = QGridLayout()
searchLayout.addWidget(self.searchLabel, 0, 0)
searchLayout.addWidget(self.searchEdit, 0, 1)
searchLayout.addWidget(self.searchButton, 0, 2)
searchLayout.addWidget(self.searchTable, 1, 0, 1, 3)
searchLayout.addWidget(self.spiderButton, 2, 0)
#书籍栏布局
self.bookNameLabel = QLabel(u'书名：')
self.bookNameEdit = QLineEdit()
#bookNameLabel.setFrameStyle(QFrame.Panel|QFrame.Sunken)
self.scoreLabel = QLabel(u'评分：')
self.scoreEdit = QLineEdit()
self.authorLabel = QLabel(u'作者：')
self.authorEdit = QLineEdit()
self.timeLabel = QLabel(u'出版时间：')
self.timeEdit = QLineEdit()
self.publisherLabel = QLabel(u'出版社：')
self.publisherEdit = QLineEdit()
self.urlLabel = QLabel(u'url')
self.urlEdit = QLineEdit()
self.introLabel = QLabel(u'简介：')
self.introTextEdit = QTextEdit()
self.hotReviewLabel = QLabel(u'评论：')
self.hotReviewTextEdit = QTextEdit()
self.joinBookShelf = QPushButton(u'加入书架')
self.deleteFromBookShelf = QPushButton(u'从书架删除')
bookLayout = QGridLayout()
bookLayout.addWidget(self.bookNameLabel, 0, 0)
bookLayout.addWidget(self.bookNameEdit, 0, 1)
bookLayout.addWidget(self.scoreLabel, 1, 0)
bookLayout.addWidget(self.scoreEdit, 1, 1)
bookLayout.addWidget(self.authorLabel, 2, 0)
bookLayout.addWidget(self.authorEdit, 2, 1)
bookLayout.addWidget(self.timeLabel, 3, 0)
bookLayout.addWidget(self.timeEdit, 3, 1)
bookLayout.addWidget(self.publisherLabel, 4, 0)
bookLayout.addWidget(self.publisherEdit, 4, 1)
bookLayout.addWidget(self.urlLabel, 5, 0)
bookLayout.addWidget(self.urlEdit, 5, 1)
bookLayout.addWidget(self.introLabel, 6, 0, Qt.AlignTop)
bookLayout.addWidget(self.introTextEdit, 6, 1)
bookLayout.addWidget(self.joinBookShelf, 7, 1)
bookLayout.addWidget(self.deleteFromBookShelf, 7, 2)
bookLayout.addWidget(self.hotReviewLabel, 0, 2, Qt.AlignTop)
bookLayout.addWidget(self.hotReviewTextEdit, 1, 2, 6, 1)
#书架栏布局
self.bookShelfLabel = QLabel(u'我的书架：')
self.bookShelfTable = QTableWidget(0, 1)
self.bookShelfTable.setEditTriggers(QAbstractItemView.NoEditTriggers) #禁止编辑
self.bookShelfTable.setHorizontalHeaderLabels([u'书名'])
self.bookShelfTable.setColumnWidth(0, 180)
bookShelfLayout = QVBoxLayout()
bookShelfLayout.addWidget(self.bookShelfLabel)
bookShelfLayout.addWidget(self.bookShelfTable)
#推荐栏布局
self.recommendTable = QTableWidget(2, 0)
self.recommendTable.setVerticalHeaderLabels([u'书名', u'评分'])
self.recommendTable.setEditTriggers(QAbstractItemView.NoEditTriggers) #禁止编辑
self.recommendTable.setSelectionBehavior(QAbstractItemView.SelectColumns) #整列选中的方式
self.recommendTable.resizeRowsToContents()
recommendLayout = QGridLayout()
recommendLayout.addWidget(self.recommendTable, 0, 0)
#主布局
mainLayout = QGridLayout(self)
mainLayout.setSpacing(10)
mainLayout.addLayout(searchLayout, 0, 0)
mainLayout.addLayout(bookLayout, 0, 1, 1, 2)
mainLayout.addLayout(bookShelfLayout, 0, 3)
mainLayout.addLayout(recommendLayout, 1, 0, 1, 4)
mainLayout.setRowStretch(0, 5)
mainLayout.setRowStretch(1, 1)
mainLayout.setColumnStretch(0, 4)
#mainLayout.setColumnStretch(1, 2)
mainLayout.setColumnStretch(3, 3)
mainLayout.setSizeConstraint(QLayout.SetFixedSize) #固定对话框
self.setWindowFlags(Qt.Window)
def _init_signal_slot(self):
self.connect(self.searchButton, SIGNAL('clicked()'), self.slot_search_keyword)
self.connect(self.searchTable, SIGNAL('itemClicked (QTableWidgetItem *)'), self.slot_click_search_table)
self.connect(self.spiderButton, SIGNAL('clicked()'), self.spiderGui.show)
self.connect(self.joinBookShelf, SIGNAL('clicked()'), self.slot_join_bookshelf)
self.connect(self.deleteFromBookShelf, SIGNAL('clicked()'), self.slot_delete_from_bookshelf)
self.connect(self.bookShelfTable, SIGNAL('itemClicked (QTableWidgetItem *)'), self.slot_click_bookshelf_table)
self.connect(self.recommendTable, SIGNAL('itemClicked (QTableWidgetItem *)'), self.slot_click_recommend_table)
def _display_bookshelf(self):
doc = self.mongodb.get_user_docs()
self.bookshelfDoc = doc.clone()
self.bookshelfDoc2 = doc.clone()
#显示书架上的书
self.bookShelfTable.clearContents()
self.bookShelfTable.setRowCount(0)
row = 0
for i in doc:
self.bookShelfTable.insertRow(row)
self.bookShelfTable.setItem(row, 0, QTableWidgetItem( i['bookName'] ))
row += 1
def _display_recommend_books(self):
self.recommendTable.clearContents()
self.recommendTable.setColumnCount(0)
column = 0
for url in self.recommendUrls:
book = self.mongodb.search_book_by_url(url)
if book is None:
continue
self.recommendTable.insertColumn(column)
self.recommendTable.setColumnWidth(column, 107)
self.recommendTable.setItem(0, column, QTableWidgetItem( book['bookName'] ))
self.recommendTable.setItem(1, column, QTableWidgetItem( book['score'] ))
column += 1
def _display_book_information(self, book):
self.bookNameEdit.setText(book['bookName'].strip())
self.scoreEdit.setText(book['score'].strip())
self.authorEdit.setText(book['author'].strip())
self.publisherEdit.setText(book['publisher'].strip())
self.timeEdit.setText(book['time'].strip())
self.urlEdit.setText(book['url'].strip())
self.introTextEdit.setText(book['intro'])
self.hotReviewTextEdit.setHtml(book['hotReview'])
#槽函数
def slot_search_keyword(self):
keyword = self.searchEdit.text()
if keyword is None:
return
doc = self.mongodb.search_book(keyword)
self.searchDoc = doc.clone() #保留光标
#显示查询结果
self.searchTable.clearContents()
self.searchTable.setRowCount(0)
row = 0
for i in doc:
self.searchTable.insertRow(row)
self.searchTable.setItem(row, 0, QTableWidgetItem( i['bookName'] ))
self.searchTable.setItem(row, 1, QTableWidgetItem( i['score'] ))
row += 1
def slot_click_search_table(self):
curRow = self.searchTable.currentRow()
book = self.searchDoc[curRow]
self._display_book_information(book)
def slot_click_bookshelf_table(self):
curRow = self.bookShelfTable.currentRow()
url = self.bookshelfDoc[curRow]['url']
book = self.mongodb.search_book_by_url(url)
self._display_book_information(book)
def slot_click_recommend_table(self):
curCol = self.recommendTable.currentColumn()
url = self.recommendUrls[curCol]
book = self.mongodb.search_book_by_url(url)
self._display_book_information(book)
def slot_join_bookshelf(self):
book = {}
book['bookName'] = str(self.bookNameEdit.text())
book['url'] = str(self.urlEdit.text())
self.mongodb.add_data_to_user(book)
self._display_bookshelf()
self._recommend_good_books()
def slot_delete_from_bookshelf(self):
url = str(self.urlEdit.text())
self.mongodb.remove_data_from_user(url)
self._display_bookshelf()
self._recommend_good_books()
##############################################################################################
def _recommend_good_books(self):
#获取书架上所有书籍的url，并统计其频数
urls = [] #保存推荐书籍url的频数
for i in self.bookshelfDoc2:
urls.append(i['url'])
self.recommendUrls = self.recommend.itemCF(urls)
#展示推荐书籍
self._display_recommend_books()
import spider_main
class SpiderGui(QDialog):
def __init__(self, parent = None):
QWidget.__init__(self)
self._init_gui()
self._init_slot()
self.spider = spider_main.SpiderMain()
def _init_gui(self):
self.setWindowTitle("Spider")
self.urlLabel = QLabel(u'初始url：')
self.urlEdit = QLineEdit()
self.urlEdit.setText('https://book.douban.com/subject/1477390/')
self.saveCookie1Button = QPushButton(u'保存cookie1')
self.saveCookie2Button = QPushButton(u'保存cookie2')
self.outputButton = QPushButton(u'导出xls文件')
self.spideButton = QPushButton(u'开始爬取')
icon = QPixmap('res/spiderIcon.jpg')
iconLabel = QLabel()
iconLabel.setPixmap(icon)
layout = QGridLayout(self)
layout.addWidget(self.urlLabel, 0, 0)
layout.addWidget(self.urlEdit, 0, 1, 1, 3)
layout.addWidget(iconLabel, 1, 0, 2, 1)
layout.addWidget(self.saveCookie1Button, 1, 1)
layout.addWidget(self.saveCookie2Button, 1, 2)
layout.addWidget(self.outputButton, 1, 3)
layout.addWidget(self.spideButton, 2, 1, 1, 3)
def _init_slot(self):
self.connect(self.saveCookie1Button, SIGNAL('clicked()'), self._saveCookie1)
self.connect(self.saveCookie2Button, SIGNAL('clicked()'), self._saveCookie2)
self.connect(self.spideButton, SIGNAL('clicked()'), self._spide)
self.connect(self.outputButton, SIGNAL('clicked()'), self._output_xls)
def _saveCookie1(self):
self.spider.downloader.save_cookie("cookie1.txt", rootUrl) #未登录运行
def _saveCookie2(self):
self.spider.downloader.save_cookie("cookie2.txt", rootUrl) #登录运行
def _output_xls(self):
self.spider.mongodb.output_xls() #以xls格式输出爬取结果
QMessageBox.information(self, u"通知", u"导出xls文件完成！")
def _spide(self):
cookie1Exist = os.path.exists('cookie1.txt')
cookie2Exist = os.path.exists('cookie2.txt')
if not cookie1Exist:
QMessageBox.information(self,u"警告", u"cookie1.txt不存在，请先保存。")
return
if not cookie2Exist:
QMessageBox.information(self,u"警告", u"cookie2.txt不存在，请先保存。")
return
url = str(self.urlEdit.text())
self.spider.craw(url, 7.9)
print 'All down!'
app=QApplication(sys.argv)
splash = QSplashScreen(QPixmap('res/startImage.jpg')) #启动图片
splash.show()
gui = MyGui()
#设置窗口图标
icon = QIcon()
icon.addPixmap(QPixmap('res/bookIcon.jpg'), QIcon.Normal, QIcon.Off)
gui.setWindowIcon(icon)
#显示主窗口
gui.show()
splash.finish(gui) #关闭启动图片
app.exec_()