def crawler_list(self, url, conf, type_p='rp', charset='utf8',row={}):
try:
htmlSource = HtmlSource()
# 获取网页原文
try:
html_context = htmlSource.get_html(url_p=url, type_p=type_p, charset_p=charset)
except Exception as e:
raise e
index = 0
while len(html_context) < 128 and index < 2:
html_context = htmlSource.get_html(url_p=url)
index += 1
if len(html_context) < 128:
raise Exception(1001, '网页访问失败，无内容！')
# 解析原文
tree = html.fromstring(html_context)
result_list = tree.xpath(conf['group'])
result_list_context = self._analysis_list(list=result_list, columns=conf['columns'], url=url,row=row)
if 'nextPage' in conf.keys():
next_page = tree.xpath(conf['nextPage'])
if len(next_page) > 0:
return result_list_context, parse.urljoin(url, next_page[0])
else:
return result_list_context, None
else:
return result_list_context, None
except Exception as e:
raise e
def openUrl(self):
self.textBrowser.setVisible(True)
self.tableView.setVisible(False)
self.conf["url"] = self.urlLineEdit.text()
# 加载外部页面，调用
# self.webEngineView.setUrl(QtCore.QUrl(url))
# print(self.conf["url"])
htmlSource = HtmlSource()
self.html_context = htmlSource.get_html(url_p=self.conf["url"], type_p='rg')
self.textBrowser.setText(self.html_context)
self.lineEdit.setText("//div[@class =\"padd w645\"]/div[@class=\"list_left\"]/div[@class=\"topic-list\"]/ul/li")
self.lineEdit_4.setText(
"//div[@class =\"padd w645\"]/div[@class=\"list_left\"]/div[@class=\"show-page\"]/a[@class=\"next\"]/@href")
def crawler(self, nextPageUrl='', times=1):
if (times > 5):
return
times = times + 1
# 表格头信息
title = []
for column in self.conf['columns']:
title.append(column['名称'])
# 输出表格头 TODO
print(1)
self.textBrowser.setVisible(True)
self.tableView.setVisible(False)
htmlSource = HtmlSource()
html_context = htmlSource.get_html(url_p=nextPageUrl, type_p='rg')
self.textBrowser.setText(html_context)
time.sleep(1)
tree = html.fromstring(html_context)
result_list = tree.xpath(self.conf['body_content_xpath'])
if (len(result_list) > 0):
# 表格数据
rule = Rule()
list = rule._analysis_list(list=result_list, columns=self.conf["columns"])
# TODO 输出数据
print(list)
# 设置数据层次结构，4行4列
self.tableView.model = QStandardItemModel(len(list), len(self.conf['columns']))
# 设置水平方向四个头标签文本内容
self.tableView.model.setHorizontalHeaderLabels(title)
for row in range(len(list)):
for column in range(len(title)):
item = QStandardItem(list[row][title[column]])
# 设置每个位置的文本值
self.tableView.model.setItem(row, column, item)
# 实例化表格视图，设置模型为自定义的模型
self.tableView.setModel(self.tableView.model)
# 展示表格
self.textBrowser.setVisible(False)
self.tableView.setVisible(True)
time.sleep(1)
# 下一页url
nextpageurl = tree.xpath(self.conf['nextpage'])
# 递归调用
if (len(nextpageurl) > 0):
print(nextpageurl[0])
self.crawler(nextPageUrl=nextpageurl[0], times=times)
def crawler_detail(self, conf, url='', type_p='rp', charset='utf8',row={}):
htmlSource = HtmlSource()
# 获取网页原文
try:
html_context = htmlSource.get_html(url_p=url, type_p=type_p, charset_p=charset)
except Exception as e:
raise e
index = 0
while len(html_context) < 128 and index < 2:
html_context = htmlSource.get_html(url_p=url)
index += 1
if len(html_context) < 128:
raise Exception(1001, '网页访问失败，无内容！')
# 解析原文
tree = html.fromstring(html_context)
result_list = tree.xpath(conf['group'])
if result_list is not None and len(result_list) > 0:
result_list_context = self._analysis_context(tree=result_list[0], columns=conf['columns'], url=url,row=row)
return result_list_context
else:
return None
# -- coding: UTF-8 -- from common.HtmlSource import HtmlSource htmlSource = HtmlSource() url = 'https://www.meishij.net/zuofa/hubeixianroutangyuan.html' html_source = htmlSource.get_html(url_p=url) print(html_source) detial_html = htmlSource.get_html(url_p=url, type_p='rg') print(detial_html)
#!/usr/bin/env python
# -*- coding: UTF-8 -*-
from common.HtmlSource import HtmlSource
from common.Rule import Rule
# from common.inc_conn import Conn_mysql
from common.inc_file import File_file, File_floder
from common.inc_csv import Csv_base
import time
htmlSource = HtmlSource()
rule = Rule()
path = 'D:/newpro/6.1'
# 多线程
def read_detial(url, i):
detial_html = htmlSource.get_html(url_p=url, type_p='rg')
#print(detial_html)
# 写html
files = File_file()
names = url.split('/')
file_name = names[len(names) - 1]
files.save_source(path=path,
file=file_name,
all_the_text=detial_html,
encoding_='utf-8')
colum = [
('title', '//h1[@class="articleHead"]//text()', 'l'),
('pushDate',
'//div[@class="info"]//span[@class="infoA"][@id="pubtime_baidu"]//text()',
def openUrl(self):
self.conf["urlList"] = self.textEdit.toPlainText().split("\n") # 获取文本用toPlainText
self.textBrowser.setVisible(True)
htmlSource = HtmlSource()
html_context = htmlSource.get_html(url_p=self.conf["urlList"][0], type_p='rg')
self.textBrowser.setText(html_context)
