由于狗子在家无聊,又喜欢看群消息

一直看对眼睛还有脖子不好,于是就给她做了一个自动播放微信消息的软件。

最终实现为:使用itchat接收微信消息,使用科大讯飞文字转语音,使用pygame播放MP3,效果如下:

【腾讯文档】微信播放声音设计文档

扫码查看设计文档

代码如下:

# coding=utf-8
import itchat
import os
import re
#为了播放mp3
import pygame
#为了延时
import time
#文字转语音
import tts


from itchat.content import *

#记录是否初始化mp3
bIsInit = False;

#记录文件内容的字典
dicCodeToPinyin = {}

#记录每个群对应的当前文件序号
groupidx={};

def PlayMP3(path):
    global bIsInit;
    if not bIsInit:
        bIsInit = pygame.mixer.init();
    #等待播放完毕
    while pygame.mixer.music.get_busy() == True:
        time.sleep(1);
    pygame.mixer.stop()
    pygame.mixer.music.load(path)
    pygame.mixer.music.play();
    return None

def TextToPinyin(text):
    res = ''

    global dicCodeToPinyin;
    #只加载一次
    if len(dicCodeToPinyin) == 0:
        with open("unicode_py.txt") as file:
            for iRowData in file.readlines():
                dicCodeToPinyin[iRowData.split()[0]] = iRowData.split()[1]
    for iChar in text:
        iChar = str(iChar.encode('unicode_escape'))[-5:-1].upper()
        try:
            res += dicCodeToPinyin[iChar] + ' '
        except:
            res += '';
    return res

def PlayTextByMp3(text):
    FileName = "mp3\\" + text + ".mp3";
    if not os.path.exists(FileName):
        tts.TextToMp3(text, FileName, "x_xiaokun");
    PlayMP3(FileName)

#私聊消息,只接收文字
@itchat.msg_register(itchat.content.TEXT)
def text_reply(msg):
    FromUser = msg['FromUserName'];
    MsgText = msg.text;
    NickName = itchat.search_friends(userName=FromUser)['NickName'];
    #所有私聊都放到同一个目录
    PathName = "私聊";
    PlayTextByMp3(NickName + "对你说");
    PlayTextByMp3(MsgText);
    print("收到私聊消息:" + msg.text + " FromUserName:" + msg['FromUserName'] + NickName);
    # 记录每个群当前的消息下标
    global groupidx;
    # 如果第一次,需要赋默认值 最大值1024
    idx = groupidx.get(PathName);
    if idx is None:
        idx = 1;
    elif idx > 4096:
        idx = 1;
    else:
        idx = idx + 1;

    groupidx[PathName] = idx;
    if not os.path.exists(PathName):
        os.mkdir(PathName);
    #私聊消息就不用写入发送方了。
    with open(PathName + "\\" + str(idx) + '.txt', 'a', encoding='utf-8')as file:
        file.write(NickName + "\n");
        file.write(MsgText);
        file.close();
    return "";

#过滤非中文
def find_chinese(src):
    pattern = re.compile(r'[^\u4e00-\u9fa5]')
    res = re.sub(pattern, '', src)
    return res

#群聊消息,目前只考虑语音
@itchat.msg_register(itchat.content.TEXT, isGroupChat=True)
def text_reply(msg):
    #FromUserName就是群聊名称
    #actualNickName是发送者的名称
    print("收到群聊消息:" + msg.text  + " FromUserName【群】:" + msg['FromUserName']  + " form :" + msg['ActualNickName']);
    GroupName = msg['FromUserName'];
    msgText = msg.text;
    FromUser = msg['ActualNickName'];
    #狗子发消息,有可能昵称是空的,目前原因未知
    if len(FromUser) == 0:
        FromUser = "狗子在群里";
    #去除非中文,如果全部都是非中文,则不替换。
    FromUser2 = find_chinese(FromUser);
    if len(FromUser2) > 0:
        FromUser = FromUser2;
    if len(msgText) > 100:
        return "";
    # 只接受两个群的消息,过滤一下
    # if not (GroupName == "@03dd1dfeab90f634d4ac5a02004b02ce5e0f0d81de28508dc08e18a46b90b1fb" or GroupName == "@@2c0bc0b4a496f32d277a0c4c4fa2efd5c4f177b34b8215ec62d16f90388e2d9c"):
    #return ;

    PlayTextByMp3(FromUser + "说");
    PlayTextByMp3(msgText);
    #暂时屏蔽下面的内容
    return "";
    #记录每个群当前的消息下标
    global groupidx;
    #如果第一次,需要赋默认值 最大值1024
    idx = groupidx.get(GroupName);
    if idx is None:
        idx = 1;
    elif idx > 2048:
        idx = 1;
    else:
        idx = idx + 1;

    groupidx[GroupName] = idx;
    if not os.path.exists(GroupName):
        os.mkdir(GroupName);
    with open( GroupName + "\\" + str(idx) +'.txt', 'a', encoding='utf-8')as file:
        file.write(FromUser + "\n");
        file.write(msgText);
        file.close();
    return "";

# res = TextToPinyin("你好啊")
# print(res)
#
# arrText = res.split()
# for iChar in arrText:
#     #暂时没有5声,使用1声代替
#     iChar = iChar.replace("5","1");
#
#     #分离声母韵母
#     left = iChar[0,2];
#     if left == "zh" or left == "ch" or left == "sh":
#         path = "MP3\\" + left + ".mp3";
#         iChar = iChar[2,];
#     else:
#         left = iChar[0, 1];
#         path = "MP3\\" + left + ".mp3";
#         iChar = iChar[1,];
#     path = "MP3\\" + iChar + ".mp3";
#     PlayMP3(path);
#return 0

itchat.auto_login(hotReload=True)
#itchat.auto_login()
itchat.run()
# tts.py
# -*- coding:utf-8 -*-
#
#   author: iflytek
#
#  本demo测试时运行的环境为:Windows + Python3.7
#  本demo测试成功运行时所安装的第三方库及其版本如下:
#   cffi==1.12.3
#   gevent==1.4.0
#   greenlet==0.4.15
#   pycparser==2.19
#   six==1.12.0
#   websocket==0.2.1
#   websocket-client==0.56.0
#   合成小语种需要传输小语种文本、使用小语种发音人vcn、tte=unicode以及修改文本编码方式
#  错误码链接:https://www.xfyun.cn/document/error-code (code返回错误码时必看)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
import websocket
import datetime
import hashlib
import base64
import hmac
import json
from urllib.parse import urlencode
import time
import ssl
from wsgiref.handlers import format_date_time
from datetime import datetime
from time import mktime
import _thread as thread
import os


STATUS_FIRST_FRAME = 0  # 第一帧的标识
STATUS_CONTINUE_FRAME = 1  # 中间帧标识
STATUS_LAST_FRAME = 2  # 最后一帧的标识
gFilePathName = "1.mp3"
gVcn = "xiaoyan"

class Ws_Param(object):
    # 初始化
    def __init__(self, APPID, APIKey, APISecret, Text):
        self.APPID = APPID
        self.APIKey = APIKey
        self.APISecret = APISecret
        self.Text = Text

        # 公共参数(common)
        self.CommonArgs = {"app_id": self.APPID}
        global gVcn;
        # 业务参数(business),更多个性化参数可在官网查看
        self.BusinessArgs = {"aue": "lame","sfl":1,"volume":100,"speed":20,"auf": "audio/L16;rate=16000", "vcn": gVcn, "tte": "utf8"}
        self.Data = {"status": 2, "text": str(base64.b64encode(self.Text.encode('utf-8')), "UTF8")}
        #使用小语种须使用以下方式,此处的unicode指的是 utf16小端的编码方式,即"UTF-16LE"”
        #self.Data = {"status": 2, "text": str(base64.b64encode(self.Text.encode('utf-16')), "UTF8")}

    # 生成url
    def create_url(self):
        url = 'wss://tts-api.xfyun.cn/v2/tts'
        # 生成RFC1123格式的时间戳
        now = datetime.now()
        date = format_date_time(mktime(now.timetuple()))

        # 拼接字符串
        signature_origin = "host: " + "ws-api.xfyun.cn" + "\n"
        signature_origin += "date: " + date + "\n"
        signature_origin += "GET " + "/v2/tts " + "HTTP/1.1"
        # 进行hmac-sha256进行加密
        signature_sha = hmac.new(self.APISecret.encode('utf-8'), signature_origin.encode('utf-8'),
                                 digestmod=hashlib.sha256).digest()
        signature_sha = base64.b64encode(signature_sha).decode(encoding='utf-8')

        authorization_origin = "api_key=\"%s\", algorithm=\"%s\", headers=\"%s\", signature=\"%s\"" % (
            self.APIKey, "hmac-sha256", "host date request-line", signature_sha)
        authorization = base64.b64encode(authorization_origin.encode('utf-8')).decode(encoding='utf-8')
        # 将请求的鉴权参数组合为字典
        v = {
            "authorization": authorization,
            "date": date,
            "host": "ws-api.xfyun.cn"
        }
        # 拼接鉴权参数,生成url
        url = url + '?' + urlencode(v)
        # print("date: ",date)
        # print("v: ",v)
        # 此处打印出建立连接时候的url,参考本demo的时候可取消上方打印的注释,比对相同参数时生成的url与自己代码生成的url是否一致
        # print('websocket url :', url)
        return url

def on_message(ws, message):
    try:
        message =json.loads(message)
        code = message["code"]
        sid = message["sid"]
        audio = message["data"]["audio"]
        audio = base64.b64decode(audio)
        status = message["data"]["status"]
        print(message)
        if status == 2:
            print("ws is closed")
            ws.close()
        if code != 0:
            errMsg = message["message"]
            print("sid:%s call error:%s code is:%s" % (sid, errMsg, code))
        else:
            global gFilePathName;
            with open(gFilePathName, 'ab') as f:
                f.write(audio)

    except Exception as e:
        print("receive msg,but parse exception:", e)



# 收到websocket错误的处理
def on_error(ws, error):
    print("### error:", error)


# 收到websocket关闭的处理
def on_close(ws):
    print("### closed ###")


# 收到websocket连接建立的处理
def on_open(ws):
    def run(*args):
        global gFilePathName;
        d = {"common": wsParam.CommonArgs,
             "business": wsParam.BusinessArgs,
             "data": wsParam.Data,
             }
        d = json.dumps(d)
        print("------>开始发送文本数据")
        ws.send(d)
        if os.path.exists(gFilePathName):
            os.remove(gFilePathName)

    thread.start_new_thread(run, ())

def TextToMp3(Text,mp3Path,vcn):
    # 测试时候在此处正确填写相关信息即可运行
    global wsParam;
    global gFilePathName;
    global gVcn;
    gFilePathName = mp3Path;
    gVcn = vcn;
    wsParam = Ws_Param(APPID='xxxxx', APIKey='xxxxx',
                       APISecret='xxxxx',
                       Text=Text)
    websocket.enableTrace(False)
    wsUrl = wsParam.create_url()
    ws = websocket.WebSocketApp(wsUrl, on_message=on_message, on_error=on_error, on_close=on_close)
    ws.on_open = on_open
    ws.run_forever(sslopt={"cert_reqs": ssl.CERT_NONE})

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