diff --git a/requirements.txt b/requirements.txt
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+++ b/requirements.txt
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+requests==2.22.0
+beautifulsoup4==4.8.0
diff --git a/start.py b/start.py
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+++ b/start.py
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+import os,sys
+import requests
+import json
+import subprocess
+from bs4 import BeautifulSoup
+from datetime import datetime,timedelta
+from time import sleep
+
+"""
+本项目开源地址 https://github.com/LeLe86/vWeChatCrawl
+
+"""
+
+#保存文件
+def SaveFile(fpath,fileContent):
+    with open(fpath, 'w', encoding='utf-8') as f:
+        f.write(fileContent)
+        
+#读取文件
+def ReadFile(filepath):
+    with open(filepath, 'r', encoding='utf-8') as f:
+        all_the_text = f.read()
+    return all_the_text
+
+#时间戳转日期
+def Timestamp2Datetime(stampstr):
+    dt = datetime.utcfromtimestamp(stampstr)
+    dt = dt + timedelta(hours=8)
+    newtimestr = dt.strftime("%Y%m%d_%H%M%S")
+    return newtimestr
+
+#初始化环境
+def GetJson():
+    jstxt =ReadFile("config.json")
+    jsbd = json.loads(jstxt)
+    return jsbd
+
+
+#下载url网页
+def DownLoadHtml(url):
+    #构造请求头
+    headers = {
+                     'User-Agent':'Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.115 Safari/537.36',
+                     'Accept':'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
+                     'Connection':'keep-alive',
+                     'Accept-Language':'zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3'
+              } 
+     
+    response = requests.get(url,headers = headers)
+    if response.status_code == 200:
+        htmltxt = response.text #返回的网页正文
+        return htmltxt
+    else:
+        return None
+
+#将图片从远程下载保存到本地
+def DownImg(url,savepath):
+    r = requests.get(url)
+    with open(savepath, 'wb') as f:
+        f.write(r.content)
+
+#修改网页中图片的src，使图片能正常显示
+def ChangeImgSrc(htmltxt,saveimgdir,htmlname):
+    bs =BeautifulSoup(htmltxt,"lxml") #由网页源代码生成BeautifulSoup对象，第二个参数固定为lxml
+    imgList = bs.findAll("img")
+    imgindex = 0
+    for img in imgList:
+        imgindex += 1
+        originalURL = ""  # 图片真实url
+        if "data-src" in img.attrs:#有的<img 标签中可能没有data-src
+            originalURL = img.attrs['data-src']
+        elif "src" in img.attrs:#如果有src则提取出来
+            originalURL = img.attrs['src']
+        else:
+            originalURL = ""
+        if originalURL.startswith("//"):#如果url以//开头，则需要添加http：
+            originalURL = "http:" + originalURL
+        if len(originalURL) > 0:
+            print("down img",imgindex)
+            if "data-type" in img.attrs:
+                imgtype = img.attrs["data-type"]
+            else:
+                imgtype = "png"
+            imgname = htmlname + "_"+str(imgindex)+"."+imgtype #形如 1.png的图片名
+            imgsavepath = os.path.join(saveimgdir, imgname)  # 图片保存目录
+            DownImg(originalURL,imgsavepath)
+            img.attrs["src"] = "images/" + imgname #网页中图片的相对路径
+        else :
+            img.attrs["src"] = ""
+    ChangeCssSrc(bs) #修改link标签
+    return str(bs) #将BeautifulSoup对象再转换为字符串，用于保存
+
+def ChangeCssSrc(bs):
+    linkList = bs.findAll("link")
+    for link in linkList:
+        href = link.attrs["href"]
+        if href.startswith("//"):
+            newhref = "http:" + href
+            link.attrs["href"] = newhref
+
+#文章类
+class Article():
+    def __init__(self,url,pubdate,idx,title):
+        self.url = url
+        self.pubdate = pubdate
+        self.idx = idx
+        self.title = title
+
+#从fiddler保存的json文件中提取文章url等信息
+def GetArticleList(jsondir):
+    filelist = os.listdir(jsondir)
+    ArtList = []
+    for file in filelist:
+        filepath = os.path.join(jsondir,file)
+        filetxt = ReadFile(filepath)
+        jsbody = json.loads(filetxt)
+        general_msg_list = jsbody["general_msg_list"]
+        jsbd2= json.loads(general_msg_list)
+        list = jsbd2["list"]
+        for item in list: #一个item里可能有多篇文章
+            artidx = 1 #请注意这里的编号只是为了保存html方便，并不对应于真实的文章发文位置(比如头条、次条、3条)
+            comm_msg_info = item["comm_msg_info"]
+            app_msg_ext_info = item["app_msg_ext_info"]
+            pubstamp = comm_msg_info["datetime"]
+            pubdate = Timestamp2Datetime(pubstamp)
+            if comm_msg_info["type"] == 49: #49为普通图文类型，还有其他类型，暂不考虑
+                url = app_msg_ext_info["content_url"] #文章链接
+                idx = artidx
+                title = app_msg_ext_info["title"]
+                art = Article(url,pubdate,idx,title)
+                ArtList.append(art)
+                print(len(ArtList),pubdate, idx, title)
+            if app_msg_ext_info["is_multi"] == 1: # 一次发多篇
+                artidx += 1
+                multi_app_msg_item_list = app_msg_ext_info["multi_app_msg_item_list"]
+                for subArt in multi_app_msg_item_list:
+                    url =subArt["content_url"]
+                    idx =artidx
+                    title = subArt["title"]
+                    art = Article(url,pubdate,idx,title)
+                    ArtList.append(art)
+                    print(len(ArtList),pubdate, idx, title)
+    return ArtList
+
+def DownHtmlMain(jsonDir,saveHtmlDir):
+    saveHtmlDir = jsbd["htmlDir"]
+    if not os.path.exists(saveHtmlDir):
+        os.makedirs(saveHtmlDir)
+    saveImgDir = os.path.join(saveHtmlDir, "images")
+    if not os.path.exists(saveImgDir):
+        os.makedirs(saveImgDir)
+    ArtList = GetArticleList(jsonDir)
+    ArtList.sort(key=lambda x:x.pubdate,reverse=True) #按日期倒序排列
+    totalCount = len(ArtList)
+    idx=0
+    for art in ArtList:
+        idx+=1
+        artname = art.pubdate + "_" + str(art.idx)
+        arthtmlname = artname + ".html"
+        arthtmlsavepath = os.path.join(saveHtmlDir,arthtmlname)
+        print(idx,"of",totalCount,artname,art.title)
+        # 如果已经有了则跳过，便于暂停后续传
+        if os.path.exists(arthtmlsavepath):
+            print("exists",arthtmlsavepath)
+            continue
+        arthtmlstr = DownLoadHtml(art.url)
+        arthtmlstr = ChangeImgSrc(arthtmlstr,saveImgDir,artname)
+        SaveFile(arthtmlsavepath,arthtmlstr)
+
+        sleep(3) #防止下载过快被微信屏蔽，间隔3秒下载一篇
+
+#把一个文件夹下的html文件都转为pdf
+def PDFDir(htmldir,pdfdir):
+    if not os.path.exists(pdfdir):
+        os.makedirs(pdfdir)
+    flist = os.listdir(htmldir)
+    for f in flist:
+        if (not f[-5:]==".html") or ("tmp" in f): #不是html文件的不转换，含有tmp的不转换
+            continue
+        htmlpath = os.path.join(htmldir,f)
+        tmppath = htmlpath[:-5] + "_tmp.html"#生成临时文件，供转pdf用
+        htmlstr = ReadFile(htmlpath)
+        bs = BeautifulSoup(htmlstr, "lxml")
+        title = ""
+        # pdf文件名中包含文章标题，但如果标题中有不能出现在文件名中的符号则会转换失败
+        titleTag = bs.find(id="activity-name")
+        if titleTag is not None:
+            title = "_" + titleTag.get_text().replace(" ", "").replace("  ","").replace("\n","")
+        ridx = htmlpath.rindex("/") + 1
+        htmlname = htmlpath[ridx:-5] + title
+        pdfpath = os.path.join(pdfdir, htmlname + ".pdf")
+
+        """
+            把js等去掉，减少转PDF时的加载项，
+            注意此处去掉了css(link），如果发现pdf格式乱了可以不去掉css
+        """
+        [s.extract() for s in bs(["script", "iframe", "link"])]
+        SaveFile(tmppath, str(bs))
+        PDFOne(tmppath,pdfpath)
+
+#把一个Html文件转为pdf
+def PDFOne(htmlpath,pdfpath,skipExists=True,removehtml=True):
+    if skipExists and os.path.exists(pdfpath):
+        print("pdf exists",pdfpath)
+        if removehtml:
+            os.remove(htmlpath)
+        return
+    exepath = "wkhtmltopdf.exe"#把wkhtmltopdf.exe文件保存到与本py文件相同的目录下
+    cmdlist =[]
+    cmdlist.append(" --load-error-handling ignore ")
+    cmdlist.append(" --page-height 200 ") #数字可以自己调节，也可以不加这两行
+    cmdlist.append(" --page-width 140 ")
+    cmdlist.append(" " + htmlpath +" ")
+    cmdlist.append(" " + pdfpath + " ")
+    cmdstr = exepath + "".join(cmdlist)
+    print(cmdstr)
+    result = subprocess.check_call(cmdstr, shell=False)
+    # stdout,stderr = result.communicate()
+    # result.wait() #等待转换完一个再转下一个
+    if removehtml:
+        os.remove(htmlpath)
+
+    """
+            先去config.json文件设置
+            jsonDir：Fiddler生成的文件
+            htmlDir：保存html的目录，路径中不能有空格
+            pdfDir：保存pdf的目录，路径中不能有空格
+    """
+
+
+if __name__ == "__main__":
+    if len(sys.argv)==1:
+        arg = None
+    else:
+        arg = sys.argv[1]
+    if arg is None or arg == "html" :
+        jsbd = GetJson()
+        saveHtmlDir = jsbd["htmlDir"]
+        jsdir= jsbd["jsonDir"]
+        DownHtmlMain(jsdir,saveHtmlDir)
+    elif arg == "pdf":
+        jsbd = GetJson()
+        saveHtmlDir = jsbd["htmlDir"]
+        savePdfDir = jsbd["pdfDir"]
+        PDFDir(saveHtmlDir,savePdfDir)
diff --git a/wkhtmltopdf.exe b/wkhtmltopdf.exe
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