@romejiang/koa-wechat-public
Version:
一款基于koa的微信公众号开发中间件
180 lines (179 loc) • 8.79 kB
JavaScript
"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const axios_1 = __importDefault(require("axios"));
const util_1 = __importDefault(require("util"));
const sendUtil_1 = __importDefault(require("../utils/sendUtil"));
/**
* 发送消息模块
*/
class Send {
constructor(ctx, fromUser, toUser) {
this.app = ctx;
this.ctx = this.app.ctx;
this.sendUtil = new sendUtil_1.default();
this.fromUser = fromUser;
this.toUser = toUser;
this.bindToThis();
}
bindToThis() {
const bindMethodList = [
'sendSuccess',
'sendTxtMsg',
'sendImageMsg',
'sendVideoMsg',
'pushTxtCustomerMsg',
'pushCustomerTyping',
'pushImageCustomerMsg',
'pushVideoCustomerMsg',
'pushMiniProgramCardMsg',
'pushTemplateMsg'
];
bindMethodList.forEach(mName => {
mName.startsWith('push') ?
this[mName] = this.app[mName] = this[mName].bind(this) :
this[mName] = this[mName].bind(this);
});
}
sendSuccess() {
this.ctx.type = 'text/plain';
this.ctx.body = 'success';
return false;
}
send(xml) {
xml = this.app.ctx.request.query.encrypt_type === 'aes' ? this.app.crypto.encryptMsg(xml) : xml;
this.ctx.type = 'application/xml';
this.ctx.body = xml;
return false;
}
push(res) {
return res ? res.status === 200 ? res.data : res : undefined;
}
sendTxtMsg(content) {
const xml = this.sendUtil.createTxtMsg(this.toUser, this.fromUser, content);
return this.send(xml);
}
sendImageMsg(mediaId) {
const xml = this.sendUtil.createImageMsg(this.toUser, this.fromUser, mediaId);
return this.send(xml);
}
sendVideoMsg(mediaId, title, desc) {
const xml = this.sendUtil.createVideoMsg(this.toUser, this.fromUser, mediaId, title, desc);
return this.send(xml);
}
pushTxtCustomerMsg(toUser, content) {
return __awaiter(this, void 0, void 0, function* () {
const $data = '{"touser":"' + toUser + '","msgtype":"text","text":{"content":"' + content + '"}}';
const token = yield this.app.getAccessToken();
if (!token)
throw new Error(`Send -- pushTxtCustomerMsg:access_token获取失败${token}`);
const url = util_1.default.format(this.app.apiUrl.accessMessage, this.app.apiDomain, token);
const res = yield axios_1.default.post(url, $data);
if (res.data.errcode !== 0) {
console.log(res.data.errmsg);
throw new Error(res.data.errmsg);
}
return this.push(res);
});
}
// { "touser": "OPENID", "command": "Typing" }
pushCustomerTyping(toUser) {
return __awaiter(this, void 0, void 0, function* () {
const $data = '{"touser":"' + toUser + '","command":"Typing"}';
const token = yield this.app.getAccessToken();
if (!token)
throw new Error(`Send -- pushCustomerTyping:access_token获取失败${token}`);
const url = util_1.default.format(this.app.apiUrl.customTyping, this.app.apiDomain, token);
const res = yield axios_1.default.post(url, $data);
if (res.data.errcode !== 0) {
console.log(res.data.errmsg);
throw new Error(res.data.errmsg);
}
return this.push(res);
});
}
pushImageCustomerMsg(toUser, mediaId) {
return __awaiter(this, void 0, void 0, function* () {
const $data = '{"touser":"' + toUser + '","msgtype":"image","image":{"media_id":"' + mediaId + '"}}';
const token = yield this.app.getAccessToken();
if (!token)
throw new Error(`Send -- pushImageCustomerMsg:access_token获取失败${token}`);
const url = util_1.default.format(this.app.apiUrl.accessMessage, this.app.apiDomain, token);
const res = yield axios_1.default.post(url, $data);
if (res.data.errcode !== 0) {
console.log(res.data.errmsg);
throw new Error(res.data.errmsg);
}
return this.push(res);
});
}
pushVideoCustomerMsg(toUser, mediaId, thumbMediaId, title, desc) {
return __awaiter(this, void 0, void 0, function* () {
const $data = '{"touser":"' + toUser + '","msgtype":"video","video":{"media_id":"' + mediaId + '","thumb_media_id":"' + (thumbMediaId || mediaId) + '","title":"' + (title || "title") + '","description":"' + (desc || "desc") + '"}}';
const token = yield this.app.getAccessToken();
if (!token)
throw new Error(`Send -- pushVideoCustomerMsg:access_token获取失败${token}`);
const url = util_1.default.format(this.app.apiUrl.accessMessage, this.app.apiDomain, token);
const res = yield axios_1.default.post(url, $data);
if (res.data.errcode !== 0) {
console.log(res.data.errmsg);
throw new Error(res.data.errmsg);
}
return this.push(res);
});
}
pushMiniProgramCardMsg(toUser, miniConfig, params) {
return __awaiter(this, void 0, void 0, function* () {
const config = miniConfig || this.app.miniConfig;
let paramStr = config.pagePath[config.pagePath.length - 1] === "?" ? "" : "?";
if (params) {
Object.keys(params).forEach(key => {
paramStr = paramStr + `${key}=${params[key]}&`;
});
paramStr = paramStr.substring(0, paramStr.length - 1);
}
if (!config)
throw new Error(`Send -- pushMiniProgramCardMsg: 小程序配置信息缺失 --config ${config}`);
const $data = `{"touser":"${toUser}","msgtype":"miniprogrampage","miniprogrampage":{"title":"${config.title}","appid":"${config.appId}","pagepath":"${config.pagePath}${paramStr}","thumb_media_id":"${config.thumbMediaId || config.mediaId}"}}`;
const token = yield this.app.getAccessToken();
if (!token)
throw new Error(`Send -- pushMiniProgramCardMsg:access_token获取失败${token}`);
const url = util_1.default.format(this.app.apiUrl.accessMessage, this.app.apiDomain, token);
const res = yield axios_1.default.post(url, $data);
if (res.data.errcode !== 0) {
console.log(res.data.errmsg);
throw new Error(res.data.errmsg);
}
return this.push(res);
});
}
pushTemplateMsg(toUser, templateId, data, url, miniprogram, topcolor) {
return __awaiter(this, void 0, void 0, function* () {
const miniConfig = this.app.miniConfig;
const defaultMiniProgram = miniConfig ? { appid: miniConfig.appId, pagepath: miniConfig.pagePath } : undefined;
const $data = `{"touser":"${toUser}","template_id":"${templateId}","url":"${url || ""}","miniprogram":${miniprogram ? JSON.stringify(miniprogram) : defaultMiniProgram ? JSON.stringify(defaultMiniProgram) : JSON.stringify({})},"topcolor":"${topcolor || "#ff0000"}","data":${JSON.stringify(data)}}`;
const token = yield this.app.getAccessToken();
if (!token)
throw new Error(`Send -- pushTemplateMsg access_token获取失败 ${token}`);
const url_ = util_1.default.format(this.app.apiUrl.template, this.app.apiDomain, token);
const res = yield axios_1.default.post(url_, $data);
if (res.data.errcode !== 0) {
console.log(res.data.errmsg);
throw new Error(res.data.errmsg);
}
return this.push(res);
});
}
}
exports.default = Send;