"""
-*- coding: utf-8 -*-
文件名:原创力文档下载.py
作者：zhaozhao
环境: PyCharm
功能：原创力文档下载(仅支持可免费预览的部分)
"""
import os
import re
import requests
import time
from PIL import Image
from tqdm import tqdm
def get_html(url):
html = requests.get(url)
html.encoding = 'utf-8'
return html.text
def get_params(url):
html = get_html(url)
aid = re.findall(pattern='aid: (.*?),', string=html, flags=re.S)[1]
pages = re.findall(pattern='preview_page: (.*?),', string=html, flags=re.S)[0]
view_token = re.findall(pattern="view_token: '(.*?)' //预览的token", string=html, flags=re.S)[0]
params = []
for page in range(1, int(pages) + 1, 6):
param = {
'project_id': '1',
'aid': aid,
'view_token': view_token,
'page': page}
params.append(param)
return params
def img_to_pdf(folder_path, pdf_file_path):
files = os.listdir(folder_path)
png_files = []
sources = []
for file in files:
if "png" in file or "jpg" in file:
png_files.append(folder_path + file)
try:
png_files.sort(key=lambda x: int(str(re.findall("\d+", x)[0])))
except IndexError:
files.sort()
output = Image.open(png_files[0])
png_files.pop(0)
for file in png_files:
png_file = Image.open(file)
sources.append(png_file)
output.save(pdf_file_path, "pdf", save_all=True, append_images=sources)
def main():
url = input("请输入文档链接：")
path = input("请输入保存路径：")
title = re.findall(pattern="title: '(.*?)', //文档标题", string=get_html(url), flags=re.S)[0]
img_path = path +'\\'+ title.split('.')[0]
for param in tqdm(get_params(url), desc="下载进度", unit="epoch", colour='green', ncols=100):
headers = {'Accept': '*/*',
'Accept-Encoding': 'gzip, deflate, br',
'Accept-Language': 'zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7',
'Connection': 'keep-alive',
'DNT': '1',
'Host': 'openapi.book118.com',
'Referer': 'https://max.book118.com/',
'sec-ch-ua': '"Chromium";v="104", " Not A;Brand";v="99", "Microsoft Edge";v="104"',
'sec-ch-ua-platform': '"Windows"',
'Sec-Fetch-Dest': 'script',
'Sec-Fetch-Mode': 'no-cors',
'Sec-Fetch-Site': 'same-site',
'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.81 Safari/537.36 Edg/104.0.1293.54'}
html = requests.get(url='https://openapi.book118.com/getPreview.html', headers=headers, params=param)
html.encoding = 'utf-8'
res = re.findall(pattern=r'"data":(.*?),"pages"', string=html.text, flags=re.S)[0]
res = eval(res.replace('\\', '')) # 将字符串转换为字典
for k, v in res.items():
img = requests.get('https:' + v).content
if not os.path.exists(img_path):
os.mkdir(img_path)
with open(img_path+'\\'+k +'.png', 'wb') as f:
f.write(img)
# print("第 {} 页下载成功".format(k))
time.sleep(3)
img_to_pdf(img_path+'\\', img_path+'\\'+title.split('.')[0]+'.pdf')
print("文档下载成功！")
if __name__ == '__main__':
main()
