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| # -*- coding: utf-8 -*-
# @Author: Mehaei
# @Date: 2019-07-10 13:02:56
# @Last Modified by: Mehaei
# @Last Modified time: 2019-07-15 16:43:18
import os
import uuid
import sys
import time
import json
from PyQt5.QtGui import QRegExpValidator, QIntValidator
from PyQt5.QtCore import QDate, QBasicTimer, QRegExp
from PyQt5.QtWidgets import (QWidget, QDesktopWidget, QApplication,
QMessageBox, QPushButton, QLabel, QLineEdit, QGridLayout, QComboBox,
QDateTimeEdit, QFileDialog, QProgressBar, QTextEdit)
from worker import Worker
class Example(QWidget):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.initUI()
def initUI(self):
# 主窗口大小
self.resize(500, 400)
self.center()
self.cwd = os.getcwd()
url = QLabel('url')
proxy = QLabel("proxy")
count = QLabel("count")
start_time = QLabel("start_time")
end_time = QLabel("end_time")
data_dir = QLabel("data_dir")
shop_info = QLabel("shop_info")
self.shopEdit = QTextEdit()
# 文件选择框
self.btn_chooseDir = QPushButton(self)
self.btn_chooseDir.setObjectName("btn_chooseDir")
self.btn_chooseDir.setText("choose dir")
self.btn_chooseDir.clicked.connect(self.slot_btn_chooseDir)
# url正则验证 仅限amazon
url_regex = QRegExp(r'http[s]{0,1}://www.amazon.+')
url_line_re = QRegExpValidator(self)
url_line_re.setRegExp(url_regex)
self.urlEdit = QLineEdit()
self.urlEdit.setPlaceholderText("Please product url")
self.urlEdit.setValidator(url_line_re)
# 下拉框
self.proxyCom = QComboBox()
self.proxyCom.addItem("adsl(default)")
self.proxyCom.addItem("None")
self.countEdit = QLineEdit()
self.countEdit.setText("100")
int_limit = QIntValidator(self)
int_limit.setRange(1, 50000)
self.countEdit.setValidator(int_limit)
self.startdateEdit = QDateTimeEdit(QDate.currentDate(), self)
self.startdateEdit.setDisplayFormat("yyyy-MM-dd HH:mm:ss")
self.startdateEdit.setCalendarPopup(True)
self.startdateEdit.dateChanged.connect(self.get_start_date)
self.enddateEdit = QDateTimeEdit(QDate.currentDate(), self)
self.enddateEdit.setDisplayFormat("yyyy-MM-dd HH:mm:ss")
self.enddateEdit.setCalendarPopup(True)
self.enddateEdit.dateChanged.connect(self.get_end_date)
self.shopbtn = QPushButton('Shop', self)
# self.btn.move(40, 80)
self.shopbtn.clicked.connect(self.get_shop)
self.reviewbtn = QPushButton('Review', self)
# self.btn.move(40, 80)
self.reviewbtn.clicked.connect(self.get_review)
grid = QGridLayout()
grid.setSpacing(5)
grid.addWidget(url, 1, 0)
grid.addWidget(self.urlEdit, 1, 1, 1, 4)
grid.addWidget(proxy, 2, 0)
grid.addWidget(self.proxyCom, 2, 1)
grid.addWidget(count, 2, 2, 1, 2)
grid.addWidget(self.countEdit, 2, 4)
grid.addWidget(start_time, 3, 0)
grid.addWidget(self.startdateEdit, 3, 1)
grid.addWidget(end_time, 3, 2, 1, 2)
grid.addWidget(self.enddateEdit, 3, 4)
grid.addWidget(data_dir, 4, 0)
grid.addWidget(self.btn_chooseDir, 4, 1)
grid.addWidget(shop_info, 5, 0)
grid.addWidget(self.shopEdit, 5, 1, 5, 5)
grid.addWidget(self.pbar, 10, 0, 1, 5)
grid.addWidget(self.shopbtn, 11, 0, 1, 2)
grid.addWidget(self.reviewbtn, 11, 3, 1, 2)
self.setLayout(grid)
self.setWindowTitle('Amazon Crawl')
self.show()
def center(self):
qr = self.frameGeometry()
cp = QDesktopWidget().availableGeometry().center()
qr.moveCenter(cp)
self.move(qr.topLeft())
def get_start_date(self):
dateTime = self.startdateEdit.dateTime()
def get_end_date(self):
dateTime = self.enddateEdit.dateTime()
def slot_btn_chooseDir(self):
self.dir_choose = QFileDialog.getExistingDirectory(self,
"Choose data save dir",
self.cwd) # 起始路径
if self.dir_choose == "":
return False
self.btn_chooseDir.setText(self.dir_choose)
def warning(self, title, content):
QMessageBox.warning(self, title, content)
def get_shop(self):
try:
self.dir_choose
except Exception:
self.dir_choose = "./data/"
params = {
"id": str(uuid.uuid4()).replace("-", ""),
"url": self.urlEdit.text(),
"proxy_type": self.proxyCom.currentText(),
"count": self.countEdit.text(),
"start_time": self.time_to_time_stamp(self.startdateEdit.text()),
"end_time": self.time_to_time_stamp(self.enddateEdit.text()),
"data_save_dir": self.dir_choose
}
if not params["url"]:
self.warning("Url is Null", "Please input product url")
return False
self.work = Worker(**params)
self.shop_detail = self.work.start(shop=True, product_detail=None)
self.shopEdit.setText(json.dumps(self.shop_detail, indent=4))
def get_review(self):
try:
self.shop_detail
except Exception as e:
self.warning("Product info is Null", "Please get product info")
return False
self.work.start(shop=False, product_detail=self.shop_detail)
QMessageBox.information(self,
"Review done",
"%s review crawl done, count:%s, Save to: %s" % (self.urlEdit.text(), self.amazon.cralwer_data_num, self.amazon.file_data_pname) if self.amazon.cralwer_data_num else "%s review crawl done, count:%s" % (self.urlEdit.text(), self.amazon.cralwer_data_num)
)
def closeEvent(self, event):
reply = QMessageBox.question(self, 'Message',
"Are you sure to quit?", QMessageBox.Yes |
QMessageBox.No, QMessageBox.No)
if reply == QMessageBox.Yes:
event.accept()
else:
event.ignore()
def time_to_time_stamp(self, time_value):
time_array = time.strptime(time_value, "%Y-%m-%d %H:%M:%S")
return int(time.mktime(time_array) * 1000)
if __name__ == '__main__':
app = QApplication(sys.argv)
ex = Example()
sys.exit(app.exec_())
|
