@ui5/task-adaptation/dist/repositories/html5RepoManager.js

Custom task for ui5-builder which allows building UI5 Flexibility Adaptation Projects for SAP BTP, Cloud Foundry environment

import CFUtil from "./../util/cfUtil.js";
import RequestUtil from "./../util/requestUtil.js";
import { getLogger } from "@ui5/logger";
import { unzipZipEntries } from "./../util/zipUtil.js";
const log = getLogger("@ui5/task-adaptation::HTML5RepoManager");
export default class HTML5RepoManager {
    static async getBaseAppFiles(configuration) {
        const { token, baseUri } = await this.getHtml5RepoInfo(configuration);
        return this.getBaseAppZipEntries(configuration, baseUri, token);
    }
    static async getMetadata(configuration) {
        const { token, baseUri } = await this.getHtml5RepoInfo(configuration);
        return this.requestMetadata(configuration, baseUri, token);
    }
    static async getHtml5RepoInfo(configuration) {
        const spaceGuid = await CFUtil.getSpaceGuid(configuration?.spaceGuid);
        const credentials = await this.getHTML5Credentials(spaceGuid);
        const token = await this.getToken(credentials);
        return {
            token,
            baseUri: credentials.uri
        };
    }
    static async getHTML5Credentials(spaceGuid) {
        log.verbose("Getting HTML5 Repo Runtime credentials from space " + spaceGuid);
        const PLAN_NAME = "app-runtime";
        const SERVIСE_INSTANCE_NAME = "html5-apps-repo-runtime";
        const getParams = {
            spaceGuids: [spaceGuid],
            planNames: [PLAN_NAME],
            names: [SERVIСE_INSTANCE_NAME]
        };
        const createParams = {
            spaceGuid,
            planName: PLAN_NAME,
            serviceName: SERVIСE_INSTANCE_NAME,
            tags: ["html5-apps-repo-rt"]
        };
        const serviceKeys = await CFUtil.getServiceInstanceKeys(getParams, createParams);
        return serviceKeys.credentials;
    }
    static async getToken({ uaa }) {
        log.verbose("Getting HTML5 Repo token");
        const auth = Buffer.from(uaa.clientid + ":" + uaa.clientsecret);
        const options = {
            headers: {
                "Content-Type": "application/json",
                "Authorization": "Basic " + auth.toString("base64")
            }
        };
        const uri = `${uaa.url}/oauth/token?grant_type=client_credentials`;
        return RequestUtil.get(uri, options).then((json) => json["access_token"]);
    }
    static async requestMetadata(options, html5RepoBaseUri, token) {
        const { appHostId, appName, appVersion } = options;
        const uri = `${html5RepoBaseUri}/applications/metadata/`;
        const requestOptions = {
            headers: {
                "Content-Type": "application/json",
                "Authorization": "Bearer " + token,
                "x-app-host-id": appHostId
            }
        };
        const metadata = await RequestUtil.get(uri, requestOptions);
        return metadata.find((item) => item.appHostId === appHostId && item.applicationName === appName && item.applicationVersion === appVersion);
    }
    static async getBaseAppZipEntries(options, html5RepoBaseUri, token) {
        const { appHostId, appName, appVersion } = options;
        const uri = `${html5RepoBaseUri}/applications/content/${appName}-${appVersion}/`;
        const zip = await this.download(token, appHostId, uri);
        return unzipZipEntries(zip);
    }
    static async download(token, appHostId, uri) {
        if (!token) {
            throw new Error("HTML5 token is undefined");
        }
        return RequestUtil.get(uri, {
            responseType: "arraybuffer",
            headers: {
                "Content-Type": "application/json",
                "Authorization": "Bearer " + token,
                "x-app-host-id": appHostId
            }
        });
    }
}
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