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JDdriver.py
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JDdriver.py
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# -*- coding: utf-8 -*-
# @Date : 2017-10-05 16:25:48
# @Author: Alan Lau (rlalan@outlook.com)
import json
import time
import random
import requests
import collections
from JD_model import JDWires
from bs4 import BeautifulSoup
from pprint import pprint as p
from datetime import datetime as dt
from selenium import webdriver as wb
# from JD_model import Wires
class getCommentsJson:
def __init__(self, commdict, page, goodsurl, driver):
self.commdict = commdict
self.page = page
self.goodsurl = goodsurl
self.current_url = str(driver.current_url)
self.pid = (((self.current_url.split('.html'))[0])).split('/')[-1]
self.url = "https://club.jd.com/comment/productPageComments.action?callback=fetchJSON_comment98vv3168&productId=" + \
str(self.pid) + "&score=0&sortType=5&page=" + \
str(self.page) + "&pageSize=10&isShadowSku=0&rid=0&fold=1"
def buildHeader(self):
headers = {
"(Request-Line)": "GET /comment/productPageComments.action?callback=fetchJSON_comment98vv3168&productId=" + str(self.pid) + "&score=0&sortType=5&page=" + str(self.page) + "&pageSize=10&isShadowSku=0&rid=0&fold=1 HTTP/1.1",
"Host": "club.jd.com",
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; WOW64; rv:56.0) Gecko/20100101 Firefox/56.0",
"Accept": "*/*",
"Accept-Language": "zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3",
"Accept-Encoding": "gzip, deflate, br",
"Referer": self.goodsurl,
"Cookie": "__jda=122270672.90581397.1484812909.1507199291.1507200178.16; TrackID=1vWOcAGaoGu3DP1Y7-FQ-aCBcOxVsEQBJDNyI1WZDB8vYL7V9MwpguOf_bQmszVembrI2cYTNRKyDyuzKYeJMdpyvbaikfx0WqoYXnZCUOSY; pinId=wRFvsaVw07yHV9PQRreBdg; ipLoc-djd=1-72-2799-0; __jdv=122270672|baidu|-|organic|not set|1507200178039; __jdu=90581397; __jdc=122270672; mt_xid=V2_52007VwsTVlRYUFIZeU1cBDVQRgVURAYIGRwFWQA3Cw5aXw0GRkgeEFkDZAERAlsKVmocSBlaGWcCDlNZSVJdFE0fVwRmMxBiXWhbXh5JEFoFZwsRV1VbW1weSx1VNWcGFFU%3D; 3AB9D23F7A4B3C9B=GODTY6RVTUCN2KAXZHYKEUZSO7OJVOEDBIT2IMT6HS6LYVP4RR2YH7VGTMODAKIJUF6XICVDXY7Q2L7CNNCWIJJ7MM",
"Connection": "keep-alive"
}
data = {
"callback": "fetchJSON_comment98vv3168",
"productId": self.pid,
"score": "0",
"sortType": "5",
"page": self.page,
"pageSize": "10",
"isShadowSku": "0",
"rid": "0",
"fold": "1"
}
return headers, data
def requestComments(self):
headers, data = self.buildHeader()
r = requests.post(url=self.url, headers=headers, data=data)
rj = (str(r.text).replace('fetchJSON_comment98vv3168(', ''))[:-2]
rjdict = json.loads(rj)
return rjdict
def parserJson(self):
rjdict = self.requestComments()
json_comments = rjdict['comments']
for com in json_comments:
self.commdict[com['nickname']] = com['content']
return self.commdict
# def scoll2end(driver):
# pt = 0.5
# last_height = driver.execute_script("return document.body.scrollHeight")
# while True:
# driver.execute_script(
# "window.scrollTo(0, document.body.scrollHeight);")
# time.sleep(pt)
# new_height = driver.execute_script("return document.body.scrollHeight")
# if new_height == last_height:
# break
# last_height = new_height
# def get_echcom(commdict, soup):
# get_comments_div = soup.find(
# 'div', class_='J-comments-list comments-list ETab')
# get_comms_num = get_comments_div.find('div', class_='tab-con')
# get_allcomm = get_comms_num.find_all('div', class_='comment-item')
# for com in get_allcomm:
# get_user = (com.find('div', class_='user-info').get_text()).strip()
# get_com_content = (
# com.find('p', class_='comment-con').get_text()).strip()
# commdict[get_user] = get_com_content
# return commdict
def get_comments(comNum, url, driver, soup):
pass
commdict = {}
st = 0.5
et = 2
comNumWoPlus = comNum.replace('+', '')
if '万' in comNumWoPlus:
comNumWoPlus = comNumWoPlus.replace('万', '')
comNumWoPlus = int(comNumWoPlus * 10000)
else:
comNumWoPlus = int(comNumWoPlus)
if comNumWoPlus < 10:
commdict = getCommentsJson(
commdict, 0, url, driver).parserJson()
print('Total:%s, get comments from page:%s...' % (comNum, str(1)))
return commdict
elif comNum == '10+':
commdict = getCommentsJson(
commdict, 0, url, driver).parserJson()
tp = random.uniform(st, et)
print('Total:%s, get comments from page:%s, sleep:%ss...' %
(comNum, str(1), str(round(tp, 2))))
time.sleep(tp)
commdict = getCommentsJson(
commdict, 1, url, driver).parserJson()
print('Total:%s, get comments from page:%s...' % (comNum, str(2)))
return commdict
elif comNumWoPlus < 100 and comNumWoPlus > 10:
page_num = int(comNumWoPlus // 10) + 1
for page in range(0, page_num):
commdict = getCommentsJson(
commdict, page, url, driver).parserJson()
tp = random.uniform(st, et)
print('Total:%s, get comments from page:%s, sleep:%ss...' %
(comNum, str(page + 1), str(round(tp, 2))))
time.sleep(tp)
return commdict
else:
for page in range(0, 10):
commdict = getCommentsJson(
commdict, page, url, driver).parserJson()
tp = random.uniform(st, et)
print('Total:%s, get comments from page:%s, sleep:%ss...' %
(comNum, str(page + 1), str(round(tp, 2))))
time.sleep(tp)
return commdict
def parser(get_detail, comNum, url, driver, soup):
pass
# get_detail = {}
get_intro_ul = soup.find('ul', class_='parameter2 p-parameter-list')
get_intro_li = get_intro_ul.find_all('li')
intro = collections.OrderedDict()
for li in get_intro_li:
in_split = (li.get_text()).split('：')
intro[in_split[0]] = in_split[-1]
get_detail['introduction'] = str(dict(intro))
main_framk = collections.OrderedDict()
get_div_Ptable = soup.find('div', class_='Ptable')
# item-detail
# print(type(get_div_Ptable))
if str(type(get_div_Ptable)) == "<class 'NoneType'>":
get_div_detail = soup.find('div', class_='item-detail')
main_framk['规格与包装'] = get_div_detail.get_text()
else:
get_div_Ptable_item = get_div_Ptable.find_all(
'div', class_='Ptable-item')
for div in get_div_Ptable_item:
get_main = (div.find('h3')).get_text()
dtls = []
dts = div.find_all('dt')
for dt in dts:
dtls.append(dt.get_text())
ddls = []
dds = div.find_all('dd')
for dd in dds:
ddls.append(dd.get_text())
d = collections.OrderedDict()
if len(dd) == len(dt):
assert 'Wronging!!!!!'
for i in range(len(ddls)):
d[dtls[i]] = ddls[i]
main_framk[get_main] = dict(d)
get_pl = soup.find('div', class_='package-list')
if str(type(get_pl)) != "<class 'NoneType'>":
h3 = get_pl.find('h3').get_text()
p = get_pl.find('p').get_text()
main_framk[h3] = p
get_detail['specification'] = str(dict(main_framk))
get_server_div = soup.find('div', class_='serve-agree-bd')
dtls = []
dts = get_server_div.find_all('dt')
for dt in dts:
dtls.append(str(dt.get_text()).strip())
ddls = []
dds = get_server_div.find_all('dd')
for dd in dds:
ddls.append(str(dd.get_text()).strip().replace(' ', ''))
if len(dd) == len(dt):
assert 'Wronging!!!!!'
d = collections.OrderedDict()
for i in range(len(ddls)):
d[dtls[i]] = ddls[i]
get_detail['aftersale'] = str(dict(d))
if comNum == '0':
get_detail['comments'] = 'no comment'
else:
commresulr = get_comments(comNum, url, driver, soup)
get_detail['comments'] = str(commresulr)
return get_detail
def jdriver(result, driver, url, comNum):
# driver = wb.Ie()
print(url)
driver.get(url)
driver.set_page_load_timeout(100)
driver.set_window_size(0, 0)
pagecontent = driver.page_source
soup = BeautifulSoup(pagecontent, "html.parser")
result = parser(result, comNum, url, driver, soup)
driver.close()
# driver.quit()
return result
# def main():
# data = Wires.select()
# for datum in data:
# driver = wb.Ie()
# try:
# print('Now getting id:%s...' % (datum.id))
# result = jdriver(driver, datum.url, datum.commentnum)
# result['id'] = datum.id
# result['url'] = datum.url
# result['title'] = datum.title
# # p(result)
# Wiresdetails.create(**result)
# time.sleep(5)
# except Exception as e:
# print(e)
# driver.close()
# with open(r'errorlist.txt', 'a', encoding='utf8') as f:
# f.write(str(datum.id) + '\t' + str(e) + '\n')
# pass
# raise e
def detailCrawler(page, result):
driver = wb.Ie()
try:
print('Now getting page:%s, id:%s...' % (page, result['id']))
result = jdriver(result, driver, result['url'], result['comm_num'])
JDWires.create(**result)
time.sleep(5)
except Exception as e:
print(e)
driver.close()
with open(r'errorlist.txt', 'a', encoding='utf8') as f:
f.write(str(result['id']) + '\t' +
'detail error' + '\t' + str(e) + '\n')
pass
if __name__ == '__main__':
ts = dt.now()
main()
te = dt.now()
tdif = te - ts
print('[%s]' % tdif)