01 代码实现
# -*-encoding:utf-8-*- importosimportreimportshutilimporttimeimportitchatfromitchat.contentimport*# 说明：可以撤回的有文本文字、语音、视频、图片、位置、名片、分享、附件 # {msg_id:(msg_from,msg_to,msg_time,msg_time_rec,msg_type,msg_content,msg_share_url)} msg_dict = {}# 文件存储临时目录 rev_tmp_dir ="/home/alic/RevDir/"ifnotos.path.exists(rev_tmp_dir): os.mkdir(rev_tmp_dir)# 表情有一个问题 | 接受信息和接受note的msg_id不一致 巧合解决方案 face_bug =None# 将接收到的消息存放在字典中，当接收到新消息时对字典中超时的消息进行清理 | 不接受不具有撤回功能的信息 # [TEXT, PICTURE, MAP, CARD, SHARING, RECORDING, ATTACHMENT, VIDEO, FRIENDS, NOTE] @itchat.msg_register([TEXT, PICTURE, MAP, CARD, SHARING, RECORDING, ATTACHMENT, VIDEO]) defhandler_receive_msg(msg):globalface_bug# 获取的是本地时间戳并格式化本地时间戳 e: 2017-04-21 21:30:08 msg_time_rec = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())# 消息ID msg_id = msg['MsgId']# 消息时间 msg_time = msg['CreateTime']# 消息发送人昵称 | 这里也可以使用RemarkName备注 但是自己或者没有备注的人为None msg_from = (itchat.search_friends(userName=msg['FromUserName']))["NickName"]# 消息内容 msg_content =None# 分享的链接 msg_share_url =Noneifmsg['Type'] =='Text'\ormsg['Type'] =='Friends': msg_content = msg['Text']elifmsg['Type'] =='Recording'\ormsg['Type'] =='Attachment'\ormsg['Type'] =='Video'\ormsg['Type'] =='Picture': msg_content =r""+ msg['FileName']# 保存文件 msg['Text'](rev_tmp_dir + msg['FileName'])elifmsg['Type'] =='Card': msg_content = msg['RecommendInfo']['NickName'] +r" 的名片"elifmsg['Type'] =='Map': x, y, location = re.search(""+ x.__str__() +" 经度->"+ y.__str__()else: msg_content =r""+ locationelifmsg['Type'] =='Sharing': msg_content = msg['Text'] msg_share_url = msg['Url'] face_bug = msg_content# 更新字典 msg_dict.update( { msg_id: {"msg_from": msg_from,"msg_time": msg_time,"msg_time_rec": msg_time_rec,"msg_type": msg["Type"],"msg_content": msg_content,"msg_share_url": msg_share_url } } )# 收到note通知类消息，判断是不是撤回并进行相应操作 @itchat.msg_register([NOTE]) defsend_msg_helper(msg):globalface_bugifre.search(r"\<\!\[CDATA\[.*撤回了一条消息\]\]\>", msg['Content'])isnotNone:# 获取消息的id old_msg_id = re.search("\(.*?)\<\/msgid\>", msg['Content']).group(1) old_msg = msg_dict.get(old_msg_id, {})iflen(old_msg_id) <11: itchat.send_file(rev_tmp_dir + face_bug, toUserName='filehelper') os.remove(rev_tmp_dir + face_bug)else: msg_body ="告诉你一个秘密~"+"\n"\ + old_msg.get('msg_from') +" 撤回了 "+ old_msg.get("msg_type") +" 消息"+"\n"\ + old_msg.get('msg_time_rec') +"\n"\ +"撤回了什么 ⇣"+"\n"\ +r""+ old_msg.get('msg_content')# 如果是分享存在链接 ifold_msg['msg_type'] =="Sharing": msg_body +="\n就是这个链接➣ "+ old_msg.get('msg_share_url')# 将撤回消息发送到文件助手 itchat.send(msg_body, toUserName='filehelper')# 有文件的话也要将文件发送回去 ifold_msg["msg_type"] =="Picture"\orold_msg["msg_type"] =="Recording"\orold_msg["msg_type"] =="Video"\orold_msg["msg_type"] =="Attachment": file ='@fil@%s'% (rev_tmp_dir + old_msg['msg_content']) itchat.send(msg=file, toUserName='filehelper') os.remove(rev_tmp_dir + old_msg['msg_content'])# 删除字典旧消息 msg_dict.pop(old_msg_id)if__name__ =='__main__': itchat.auto_login(hotReload=True,enableCmdQR=2) itchat.run()
03 itchat
上面都是编程逻辑的小事，我还是记录一下itchat微信这个开源库。
1. 简介
itchat是一个开源的微信个人号接口，使用python调用微信变得非常简单。简单是用itchat代码即可构建一个基于微信的即时通讯，更不错的体现在于方便扩展个人微信的在其他平台的更多通讯功能。
get到了么？进群：125240963 即可获取上十套的pdf哦！
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