88 lines
2.7 KiB
JavaScript
88 lines
2.7 KiB
JavaScript
// Copyright IBM Corp. 2014,2016. All Rights Reserved.
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// Node module: loopback
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// This file is licensed under the MIT License.
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// License text available at https://opensource.org/licenses/MIT
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'use strict';
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const assert = require('assert');
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module.exports = function(registry) {
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// NOTE(bajtos) we must use static require() due to browserify limitations
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registry.KeyValueModel = createModel(
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require('../common/models/key-value-model.json'),
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require('../common/models/key-value-model.js'));
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registry.Email = createModel(
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require('../common/models/email.json'),
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require('../common/models/email.js'));
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registry.Application = createModel(
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require('../common/models/application.json'),
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require('../common/models/application.js'));
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registry.AccessToken = createModel(
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require('../common/models/access-token.json'),
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require('../common/models/access-token.js'));
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registry.User = createModel(
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require('../common/models/user.json'),
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require('../common/models/user.js'));
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registry.RoleMapping = createModel(
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require('../common/models/role-mapping.json'),
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require('../common/models/role-mapping.js'));
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registry.Role = createModel(
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require('../common/models/role.json'),
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require('../common/models/role.js'));
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registry.ACL = createModel(
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require('../common/models/acl.json'),
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require('../common/models/acl.js'));
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registry.Scope = createModel(
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require('../common/models/scope.json'),
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require('../common/models/scope.js'));
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registry.Change = createModel(
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require('../common/models/change.json'),
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require('../common/models/change.js'));
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registry.Checkpoint = createModel(
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require('../common/models/checkpoint.json'),
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require('../common/models/checkpoint.js'));
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function createModel(definitionJson, customizeFn) {
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// Clone the JSON definition to allow applications
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// to modify model settings while not affecting
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// settings of new models created in the local registry
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// of another app.
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// This is needed because require() always returns the same
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// object instance it loaded during the first call.
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definitionJson = cloneDeepJson(definitionJson);
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var Model = registry.createModel(definitionJson);
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customizeFn(Model);
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return Model;
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}
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};
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// Because we are cloning objects created by JSON.parse,
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// the cloning algorithm can stay much simpler than a general-purpose
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// "cloneDeep" e.g. from lodash.
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function cloneDeepJson(obj) {
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const result = Array.isArray(obj) ? [] : {};
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assert.equal(Object.getPrototypeOf(result), Object.getPrototypeOf(obj));
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for (const key in obj) {
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const value = obj[key];
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if (typeof value === 'object') {
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result[key] = cloneDeepJson(value);
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} else {
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result[key] = value;
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}
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}
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return result;
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}
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