114 lines
2.4 KiB
JavaScript
114 lines
2.4 KiB
JavaScript
/**
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* Module Dependencies.
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*/
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var ModelBuilder = require('loopback-data').ModelBuilder;
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var modeler = new ModelBuilder();
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/**
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* Define the built in loopback.Model.
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*/
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var Model = module.exports = modeler.define('model');
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Model.shared = true;
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/*!
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* Called when a model is extended.
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*/
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Model.setup = function () {
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var ModelCtor = this;
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// each model has its
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// own access control
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// list
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ModelCtor.acl = [];
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ModelCtor.sharedCtor = function (data, id, fn) {
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if(typeof data === 'function') {
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fn = data;
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data = null;
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id = null;
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} else if (typeof id === 'function') {
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fn = id;
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if(typeof data !== 'object') {
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id = data;
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data = null;
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} else {
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id = null;
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}
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}
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if(id && data) {
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var model = new ModelCtor(data);
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model.id = id;
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fn(null, model);
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} else if(data) {
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fn(null, new ModelCtor(data));
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} else if(id) {
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ModelCtor.find(id, function (err, model) {
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if(err) {
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fn(err);
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} else if(model) {
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fn(null, model);
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} else {
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err = new Error('could not find a model with id ' + id);
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err.statusCode = 404;
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fn(err);
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}
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});
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} else {
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fn(new Error('must specify an id or data'));
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}
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}
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// before remote hook
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ModelCtor.beforeRemote = function (name, fn) {
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var self = this;
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if(this.app) {
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var remotes = this.app.remotes();
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remotes.before(self.pluralModelName + '.' + name, function (ctx, next) {
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fn(ctx, ctx.result, next);
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});
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} else {
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var args = arguments;
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this.once('attached', function () {
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self.beforeRemote.apply(self, args);
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});
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}
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}
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// after remote hook
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ModelCtor.afterRemote = function (name, fn) {
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var self = this;
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if(this.app) {
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var remotes = this.app.remotes();
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remotes.after(self.pluralModelName + '.' + name, function (ctx, next) {
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fn(ctx, ctx.result, next);
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});
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} else {
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var args = arguments;
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this.once('attached', function () {
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self.afterRemote.apply(self, args);
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});
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}
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}
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ModelCtor.sharedCtor.accepts = [
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{arg: 'data', type: 'object', http: {source: 'body'}},
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{arg: 'id', type: 'any', http: {source: 'url'}}
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];
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ModelCtor.sharedCtor.http = [
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{path: '/'},
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{path: '/:id'}
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];
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return ModelCtor;
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}
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// setup the initial model
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Model.setup(); |