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loopback-datasource-juggler
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Merge branch 'release/1.2.11' into production

This commit is contained in:
Raymond Feng 2013-12-20 18:27:11 -08:00
parent 9fd52f32c3 96d9da290d
commit 4982858819
8 changed files with 159 additions and 30 deletions
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16
lib/datasource.js
View File

@ -363,18 +363,10 @@ DataSource.prototype.defineRelations = function(modelClass, relations) {
for (var rn in relations) {
var r = relations[rn];
assert(DataSource.relationTypes.indexOf(r.type) !== -1, "Invalid relation type: " + r.type);
var targetModel = isModelClass(r.model) ? r.model : this.getModel(r.model);
if (!targetModel) {
// The target model doesn't exist, let create a place holder for it
targetModel = this.define(r.model, {}, {unresolved: true});
}
var targetModel = isModelClass(r.model) ? r.model : this.getModel(r.model, true);
var throughModel = null;
if (r.through) {
throughModel = isModelClass(r.through) ? r.through : this.getModel(r.through);
if (!throughModel) {
// The through model doesn't exist, let create a place holder for it
throughModel = this.define(r.through, {}, {unresolved: true});
}
throughModel = isModelClass(r.through) ? r.through : this.getModel(r.through, true);
}
if (!isModelDataSourceAttached(targetModel) || (throughModel && !isModelDataSourceAttached(throughModel))) {
// Create a listener to defer the relation set up
@ -533,8 +525,8 @@ DataSource.prototype.mixin = function (ModelCtor) {
});
};
DataSource.prototype.getModel = function(name) {
return this.modelBuilder.getModel(name);
DataSource.prototype.getModel = function(name, forceCreate) {
return this.modelBuilder.getModel(name, forceCreate);
};
DataSource.prototype.getModelDefinition = function(name) {

23
lib/model-builder.js
View File

@ -56,8 +56,19 @@ function isModelClass(cls) {
return cls.prototype instanceof DefaultModelBaseClass;
}
ModelBuilder.prototype.getModel = function(name) {
return this.models[name];
/**
* Get a model by name
* @param {String} name The model name
* @param {Boolean} forceCreate Indicate if a stub should be created for the
* given name if a model doesn't exist
* @returns {*} The model class
*/
ModelBuilder.prototype.getModel = function(name, forceCreate) {
var model = this.models[name];
if(!model && forceCreate) {
model = this.define(name, {}, {unresolved: true});
}
return model;
};
ModelBuilder.prototype.getModelDefinition = function(name) {
@ -186,6 +197,14 @@ ModelBuilder.prototype.define = function defineClass(className, properties, sett
}
}
// Load and inject the model classes
if(settings.models) {
Object.keys(settings.models).forEach(function(m) {
var model = settings.models[m];
ModelClass[m] = typeof model === 'string' ? modelBuilder.getModel(model, true) : model;
});
}
ModelClass.getter = {};
ModelClass.setter = {};

4
lib/relations.js
View File

@ -26,7 +26,7 @@ Relation.relationNameFor = function relationNameFor(foreignKey) {
* @example `User.hasMany(Post, {as: 'posts', foreignKey: 'authorId'});`
*/
Relation.hasMany = function hasMany(anotherClass, params) {
var thisClass = this, thisClassName = this.modelName;
var thisClassName = this.modelName;
params = params || {};
if (typeof anotherClass === 'string') {
params.as = anotherClass;
@ -71,7 +71,6 @@ Relation.hasMany = function hasMany(anotherClass, params) {
done = function() {};
}
var self = this;
var id = this[idName];
anotherClass.create(data, function(err, ac) {
if (err) return done(err, ac);
var d = {};
@ -98,7 +97,6 @@ Relation.hasMany = function hasMany(anotherClass, params) {
params.through.findOrCreate({where: query}, data, done);
};
scopeMethods.remove = function(acInst, done) {
var self = this;
var q = {};
q[fk2] = acInst[idName] || acInst;
params.through.findOne({where: q}, function(err, d) {

22
lib/scope.js
View File

@ -24,6 +24,17 @@ function defineScope(cls, targetClass, name, params, methods) {
Object.defineProperty(cls, name, {
enumerable: false,
configurable: true,
/**
* This defines a property for the scope. For example, user.accounts or
* User.vips. Please note the cls can be the model class or prototype of
* the model class.
*
* The property value is function. It can be used to query the scope,
* such as user.accounts(condOrRefresh, cb) or User.vips(cb). The value
* can also have child properties for create/build/delete. For example,
* user.accounts.create(act, cb).
*
*/
get: function () {
var f = function caller(condOrRefresh, cb) {
var actualCond = {};
@ -60,6 +71,7 @@ function defineScope(cls, targetClass, name, params, methods) {
}
};
f._scope = typeof params === 'function' ? params.call(this) : params;
f.build = build;
f.create = create;
f.destroyAll = destroyAll;
@ -83,8 +95,10 @@ function defineScope(cls, targetClass, name, params, methods) {
// Wrap the property into a function for remoting
var fn = function() {
// primaryObject.scopeName, such as user.accounts
var f = this[name];
f.apply(this, arguments);
// set receiver to be the scope property whose value is a function
f.apply(this[name], arguments);
};
fn.shared = true;
@ -97,12 +111,12 @@ function defineScope(cls, targetClass, name, params, methods) {
var fn_create = function() {
var f = this[name].create;
f.apply(this, arguments);
f.apply(this[name], arguments);
};
fn_create.shared = true;
fn_create.http = {verb: 'post', path: '/' + name};
fn_create.accepts = {arg: 'data', type: 'object', source: 'body'};
fn_create.accepts = {arg: 'data', type: 'object', http: {source: 'body'}};
fn_create.description = 'Creates ' + name;
fn_create.returns = {arg: 'data', type: 'object', root: true};
@ -110,7 +124,7 @@ function defineScope(cls, targetClass, name, params, methods) {
var fn_delete = function() {
var f = this[name].destroyAll;
f.apply(this, arguments);
f.apply(this[name], arguments);
};
fn_delete.shared = true;
fn_delete.http = {verb: 'delete', path: '/' + name};

10
lib/utils.js
View File

@ -147,14 +147,10 @@ function mergeSettings(target, src) {
if (array) {
target = target || [];
dst = dst.concat(target);
src.forEach(function (e, i) {
if (typeof target[i] === 'undefined') {
dst[i] = e;
} else {
if (target.indexOf(e) === -1) {
src.forEach(function (e) {
if (dst.indexOf(e) === -1) {
dst.push(e);
}
}
});
} else {
if (target && typeof target === 'object') {
@ -170,7 +166,7 @@ function mergeSettings(target, src) {
if (!target[key]) {
dst[key] = src[key]
} else {
dst[key] = mergeSettings(target[key], src[key])
dst[key] = mergeSettings(target[key], src[key]);
}
}
});

2
package.json
View File

@ -1,6 +1,6 @@
{
"name": "loopback-datasource-juggler",
"version": "1.2.10",
"version": "1.2.11",
"description": "LoopBack DataSoure Juggler",
"keywords": [
"StrongLoop",

37
test/loopback-dl.test.js
View File

@ -906,3 +906,40 @@ describe('Injected methods from connectors', function(){
});
});
describe('ModelBuilder options.models', function(){
it('should inject model classes from models', function() {
var builder = new ModelBuilder();
var M1 = builder.define('M1');
var M2 = builder.define('M2', {}, {models: {
'M1': M1
}});
assert.equal(M2.M1, M1, 'M1 should be injected to M2');
});
it('should inject model classes by name in the models', function() {
var builder = new ModelBuilder();
var M1 = builder.define('M1');
var M2 = builder.define('M2', {}, {models: {
'M1': 'M1'
}});
assert.equal(M2.M1, M1, 'M1 should be injected to M2');
});
it('should inject model classes by name in the models before the class is defined',
function() {
var builder = new ModelBuilder();
var M2 = builder.define('M2', {}, {models: {
'M1': 'M1'
}});
assert(M2.M1, 'M1 should be injected to M2');
assert(M2.M1.settings.unresolved, 'M1 is still a proxy');
var M1 = builder.define('M1');
assert.equal(M2.M1, M1, 'M1 should be injected to M2');
});
});

73
test/util.test.js
View File

@ -2,6 +2,7 @@ var should = require('./init.js');
var utils = require('../lib/utils');
var fieldsToArray = utils.fieldsToArray;
var removeUndefined = utils.removeUndefined;
var mergeSettings = utils.mergeSettings;
describe('util.fieldsToArray', function(){
@ -115,3 +116,75 @@ describe('util.parseSettings', function(){
});
});
describe('mergeSettings', function () {
it('should merge settings correctly', function () {
var src = { base: 'User',
relations: { accessTokens: { model: 'accessToken', type: 'hasMany',
foreignKey: 'userId' },
account: { model: 'account', type: 'belongsTo' } },
acls: [
{ accessType: '*',
permission: 'DENY',
principalType: 'ROLE',
principalId: '$everyone' },
{ accessType: '*',
permission: 'ALLOW',
principalType: 'ROLE',
property: 'login',
principalId: '$everyone' },
{ permission: 'ALLOW',
property: 'findById',
principalType: 'ROLE',
principalId: '$owner' }
] };
var tgt = { strict: false,
acls: [
{ principalType: 'ROLE',
principalId: '$everyone',
permission: 'ALLOW',
property: 'create' },
{ principalType: 'ROLE',
principalId: '$owner',
permission: 'ALLOW',
property: 'removeById' }
],
maxTTL: 31556926,
ttl: 1209600 };
var dst = mergeSettings(tgt, src);
var expected = { strict: false,
acls: [
{ principalType: 'ROLE',
principalId: '$everyone',
permission: 'ALLOW',
property: 'create' },
{ principalType: 'ROLE',
principalId: '$owner',
permission: 'ALLOW',
property: 'removeById' },
{ accessType: '*',
permission: 'DENY',
principalType: 'ROLE',
principalId: '$everyone' },
{ accessType: '*',
permission: 'ALLOW',
principalType: 'ROLE',
property: 'login',
principalId: '$everyone' },
{ permission: 'ALLOW',
property: 'findById',
principalType: 'ROLE',
principalId: '$owner' }
],
maxTTL: 31556926,
ttl: 1209600,
base: 'User',
relations: { accessTokens: { model: 'accessToken', type: 'hasMany',
foreignKey: 'userId' },
account: { model: 'account', type: 'belongsTo' } } };
should.deepEqual(dst.acls, expected.acls, 'Merged settings should match the expectation');
});
});