coa-wx-isv
Version:
一个轻量的微信SDK服务商版 for Node.js
72 lines (71 loc) • 3.9 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.WxIsvMaterialService = void 0;
const WxIsvServiceBase_1 = require("../libs/WxIsvServiceBase");
class WxIsvMaterialService extends WxIsvServiceBase_1.WxIsvServiceBase {
/**
* 新增临时素材
* 详见 https://developers.weixin.qq.com/doc/offiaccount/Asset_Management/New_temporary_materials.html
* @param accessToken 接口调用凭证
* @param buffer 文件buffer
* @param filename 文件name
*/
async uploadImage(accessToken, buffer, filename) {
const { body, boundary } = await this.buildMultipartForm({ buffer, filename });
const headers = {
'Content-Type': `multipart/form-data; boundary=${boundary}`,
'Content-Length': body.length.toString(),
};
return await this.requestBuffer('POST', '/cgi-bin/media/upload', body, headers, { access_token: accessToken, type: 'image' });
}
async buildMultipartForm(data) {
const boundary = '----WebKitFormBoundary' + Math.random().toString(16).slice(2);
const contentDisposition = `Content-Disposition: form-data; name="media"; filename="${data.filename}"`;
const contentType = 'Content-Type: image/jpeg'; // 根据需要可动态设置
const head = Buffer.from(`--${boundary}\r\n${contentDisposition}\r\n${contentType}\r\n\r\n`);
const tail = Buffer.from(`\r\n--${boundary}--\r\n`);
const body = Buffer.concat([head, data.buffer, tail]);
return { body, boundary };
}
/**
* 公众号获取永久素材
* 详见 https://developers.weixin.qq.com/doc/offiaccount/Asset_Management/Get_materials_list.html
* @param accessToken 接口调用凭证
* @param mediaId 要获取的素材的media_id
*/
async getMaterial(accessToken, mediaId) {
return await this.request('POST', '/cgi-bin/material/get_material', { media_id: mediaId }, { access_token: accessToken });
}
/**
* 公众号获取素材列表
* 详见 https://developers.weixin.qq.com/doc/offiaccount/Asset_Management/Get_materials_list.html
* @param accessToken 接口调用凭证
* @param type 素材的类型，图片（image）、视频（video）、语音 （voice）、图文（news）
* @param offset 从全部素材的该偏移位置开始返回，0表示从第一个素材 返回
* @param count 返回素材的数量，取值在1到20之间
*/
async getMaterialList(accessToken, type, offset, count) {
return await this.request('POST', '/cgi-bin/material/batchget_material', { type, offset, count }, { access_token: accessToken });
}
/**
* 公众号通过 article_id 获取已发布文章
* 详见 https://developers.weixin.qq.com/doc/offiaccount/Publish/Get_article_from_id.html
* @param accessToken 接口调用凭证
* @param articleId 要获取的草稿的article_id
*/
async getArticle(accessToken, articleId) {
return await this.request('POST', '/cgi-bin/freepublish/getarticle', { article_id: articleId }, { access_token: accessToken });
}
/**
* 公众号获取成功发布列表
* 详见 https://developers.weixin.qq.com/doc/offiaccount/Publish/Get_publication_records.html
* @param accessToken 接口调用凭证
* @param offset 从全部素材的该偏移位置开始返回，0表示从第一个素材返回
* @param count 返回素材的数量，取值在1到20之间
* @param noContent 1 表示不返回 content 字段，0 表示正常返回，默认为 0
*/
async getFreePublishList(accessToken, offset, count, noContent) {
return await this.request('POST', '/cgi-bin/freepublish/batchget', { offset, count, no_content: noContent }, { access_token: accessToken });
}
}
exports.WxIsvMaterialService = WxIsvMaterialService;