270 lines
8.3 KiB
JavaScript
270 lines
8.3 KiB
JavaScript
// # Settings API
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// RESTful API for the Setting resource
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const Promise = require('bluebird'),
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_ = require('lodash'),
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models = require('../../models'),
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canThis = require('../../services/permissions').canThis,
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localUtils = require('./utils'),
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routing = require('../../../frontend/services/routing'),
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common = require('../../lib/common'),
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settingsCache = require('../../services/settings/cache'),
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docName = 'settings';
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let settings,
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settingsFilter,
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settingsResult,
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canEditAllSettings;
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// ## Helpers
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/**
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* ### Settings Filter
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* Filters an object based on a given filter object
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* @private
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* @param {Object} settings
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* @param {String} filter
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* @returns {*}
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*/
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settingsFilter = (settings, filter) => {
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let filteredTypes = filter ? filter.split(',') : false;
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return _.filter(settings, (setting) => {
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if (filteredTypes) {
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return _.includes(filteredTypes, setting.type);
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}
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return true;
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});
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};
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/**
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* ### Settings Result
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*
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* Takes a keyed JSON object
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* E.g.
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* db_hash: {
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* id: '123abc',
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* key: 'dbash',
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* value: 'xxxx',
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* type: 'core',
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* timestamps
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* }
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*
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* Performs a filter, based on the `type`
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* And converts the remaining items to our API format by adding a `setting` and `meta` keys.
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*
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* @private
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* @param {Object} settings - a keyed JSON object
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* @param {String} type
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* @returns {{settings: *}}
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*/
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settingsResult = (settings, type) => {
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let filteredSettings = _.values(settingsFilter(settings, type)),
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result = {
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settings: filteredSettings,
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meta: {}
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};
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if (type) {
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result.meta.filters = {
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type: type
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};
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}
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return result;
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};
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/**
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* ### Can Edit All Settings
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* Check that this edit request is allowed for all settings requested to be updated
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* @private
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* @param {Object} settingsInfo
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* @returns {*}
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*/
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canEditAllSettings = (settingsInfo, options) => {
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let checkSettingPermissions = (setting) => {
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if (setting.type === 'core' && !(options.context && options.context.internal)) {
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return Promise.reject(
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new common.errors.NoPermissionError({message: common.i18n.t('errors.api.settings.accessCoreSettingFromExtReq')})
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);
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}
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return canThis(options.context).edit.setting(setting.key).catch(() => {
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return Promise.reject(new common.errors.NoPermissionError({message: common.i18n.t('errors.api.settings.noPermissionToEditSettings')}));
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});
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},
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checks = settingsInfo.map((settingInfo) => {
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let setting = settingsCache.get(settingInfo.key, {resolve: false});
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if (!setting) {
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return Promise.reject(new common.errors.NotFoundError(
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{message: common.i18n.t('errors.api.settings.problemFindingSetting', {key: settingInfo.key})}
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));
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}
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if (setting.key === 'active_theme') {
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return Promise.reject(
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new common.errors.BadRequestError({
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message: common.i18n.t('errors.api.settings.activeThemeSetViaAPI.error'),
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help: common.i18n.t('errors.api.settings.activeThemeSetViaAPI.help')
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})
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);
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}
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return checkSettingPermissions(setting);
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});
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return Promise.all(checks);
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};
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/**
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* ## Settings API Methods
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*
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* **See:** [API Methods](constants.js.html#api%20methods)
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*/
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settings = {
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/**
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* ### Browse
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* @param {Object} options
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* @returns {*}
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*/
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browse(options) {
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options = options || {};
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let result = settingsResult(settingsCache.getAll(), options.type);
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// If there is no context, return only blog settings
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if (!options.context) {
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return Promise.resolve(result.settings.filter((setting) => {
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return setting.type === 'blog';
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}));
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}
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// Otherwise return whatever this context is allowed to browse
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return canThis(options.context).browse.setting().then(() => {
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// Omit core settings unless internal request
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if (!options.context.internal) {
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result.settings = result.settings.filter((setting) => {
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return setting.type !== 'core' && setting.key !== 'permalinks';
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});
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}
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return result;
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});
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},
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/**
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* ### Read
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* @param {Object} options
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* @returns {*}
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*/
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read(options) {
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if (_.isString(options)) {
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options = {key: options};
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}
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let setting = settingsCache.get(options.key, {resolve: false}),
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result = {};
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if (!setting) {
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return Promise.reject(new common.errors.NotFoundError(
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{message: common.i18n.t('errors.api.settings.problemFindingSetting', {key: options.key})}
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));
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}
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result[options.key] = setting;
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if (setting.type === 'core' && !(options.context && options.context.internal)) {
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return Promise.reject(
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new common.errors.NoPermissionError({message: common.i18n.t('errors.api.settings.accessCoreSettingFromExtReq')})
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);
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}
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if (setting.key === 'permalinks') {
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return Promise.reject(new common.errors.NotFoundError({
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message: common.i18n.t('errors.errors.resourceNotFound')
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}));
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}
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if (setting.type === 'blog') {
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return Promise.resolve(settingsResult(result));
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}
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return canThis(options.context).read.setting(options.key).then(() => {
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return settingsResult(result);
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}, () => {
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return Promise.reject(new common.errors.NoPermissionError({message: common.i18n.t('errors.api.settings.noPermissionToReadSettings')}));
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});
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},
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/**
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* ### Edit
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* Update properties of a setting
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* @param {{settings: }} object Setting or a single string name
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* @param {{id (required), include,...}} options (optional) or a single string value
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* @return {Promise(Setting)} Edited Setting
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*/
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edit(object, options) {
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options = options || {};
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let type;
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// Allow shorthand syntax where a single key and value are passed to edit instead of object and options
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if (_.isString(object)) {
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object = {settings: [{key: object, value: options}]};
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}
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// clean data
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object.settings.forEach((setting) => {
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if (!_.isString(setting.value)) {
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setting.value = JSON.stringify(setting.value);
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}
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});
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type = object.settings.find((setting) => {
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return setting.key === 'type';
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});
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if (_.isObject(type)) {
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type = type.value;
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}
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object.settings = _.reject(object.settings, (setting) => {
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return setting.key === 'type';
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});
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if (object.settings[0].key === 'permalinks') {
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return Promise.reject(new common.errors.NotFoundError({
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message: common.i18n.t('errors.errors.resourceNotFound')
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}));
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}
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return canEditAllSettings(object.settings, options).then(() => {
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return localUtils.checkObject(object, docName).then((checkedData) => {
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return models.Settings.edit(checkedData.settings, options);
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}).then((settingsModelsArray) => {
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// Instead of a standard bookshelf collection, Settings.edit returns an array of Settings Models.
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// We convert this to JSON, by calling toJSON on each Model (using invokeMap for ease)
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// We use keyBy to create an object that uses the 'key' as a key for each setting.
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let settingsKeyedJSON = _.keyBy(_.invokeMap(settingsModelsArray, 'toJSON'), 'key');
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return settingsResult(settingsKeyedJSON, type);
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});
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});
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},
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upload(options) {
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return localUtils.handlePermissions('settings', 'edit')(options)
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.then(() => {
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return routing.settings.setFromFilePath(options.path);
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});
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},
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download(options) {
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return localUtils.handlePermissions('settings', 'browse')(options)
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.then(() => {
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return routing.settings.get();
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});
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}
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};
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module.exports = settings;
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