Box: フォルダ共有リンク削除

main();

function main() {

    const oauth2 = configs.get("OAuth2");

    let folderId = decideFolderId();

    // フォルダに共有リンクがあるか調べる
    const existingUrl = getFolderInformation(oauth2, folderId);

    // フォルダに共有リンクが無い場合はエラーにする　共有リンクがある場合は削除する
    if (existingUrl === null) {
        const error = `Failed to Delete Shared Link. The folder(ID:${folderId}) doesn't have a Shared link.`;
        throw error;
    }
    deleteSharedLink(oauth2, folderId);
}

/**
 * フォルダのIDをconfigから読み出して出力する。
 * @return {String} folderId フォルダの ID
 */
function decideFolderId() {
    let folderId = "";
    const folderIdDef = configs.getObject("conf_FolderId");
    if (folderIdDef === null) {
        folderId = configs.get("conf_FolderId");
    } else {
        folderId = engine.findData(folderIdDef);
    }

    if (folderId === "" || folderId === null) {
        throw "Folder ID is blank";
    }
    if (folderId === "0") {
        throw "Root folder is not eligible.";
    }
    return folderId;
}


/**
 * Get Folder Information on Box  フォルダに共有リンクがあるか調べる
 * @param {String} oauth2 認証設定
 * @param {String} folderId  調べたいフォルダのID
 * @return {Object}  jsonRes.shared_link フォルダの共有リンクオブジェクト
 */
function getFolderInformation(oauth2, folderId) {
    // レスポンスを簡易版にするため、fields 属性を指定
    const url = "https://api.box.com/2.0/folders/" + folderId + "?fields=shared_link";
    const response = httpClient.begin()
        .authSetting(oauth2)
        .get(url);
    const status = response.getStatusCode();
    const responseTxt = response.getResponseAsString();
    if (status !== 200) {
        const error = `Failed to get folder information. status: ${status}`;
        engine.log(responseTxt);
        throw error;
    }

    const jsonRes = JSON.parse(responseTxt);

    return jsonRes.shared_link;
}


/**
 * Delete Shared Link to Folder on Box  共有リンク削除
 * @param {String} OAuth2 認証設定
 * @param {String} folderId  共有リンクを削除したいフォルダのID
 */
function deleteSharedLink(oauth2, folderId) {

    let jsonBody = {};

    jsonBody["shared_link"] = null;

    // レスポンスを簡易版にするため、fields 属性を指定
    const url = "https://api.box.com/2.0/folders/" + folderId + "?fields=shared_link";
    const response = httpClient.begin()
        .authSetting(oauth2)
        .body(JSON.stringify(jsonBody), "application/json; charset=UTF-8")
        .put(url);
    const status = response.getStatusCode();
    const responseTxt = response.getResponseAsString();
    if (status !== 200) {
        const error = `Failed to delete. status: ${status}`;
        engine.log(responseTxt);
        throw error;
    }
    engine.log(`status: ${status} Shared Link was deleted, forder ID: ${folderId}`);
}