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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,10 +1,10 @@ | ||
| { | ||
| "name": "angular-seajs", | ||
| "version": "0.3.0", | ||
| "name": "angular-lazyload", | ||
| "version": "0.4.0", | ||
| "author": "TZ <atian25@qq.com>", | ||
| "description": "using seajs to dynamic/lazy load angular module.", | ||
| "description": "A lazyload service for angular projects, only load-on-demand, support seajs/requirejs/custom.", | ||
| "repository": { | ||
| "type": "git", | ||
| "url": "https://github.com/atian25/angular-seajs" | ||
| "url": "https://github.com/atian25/angular-lazyload" | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,113 @@ | ||
| /*! angular-lazyload - v0.4.0 - https://github.com/atian25/angular-lazyload - 2013-10-21 */ | ||
| /** | ||
| * A lazyload service for angular projects, only load-on-demand, support seajs/requirejs/custom. | ||
| * support [Sea.js](http://seajs.org/) & [RequireJS](http://requirejs.org/) | ||
| * | ||
| * @author TZ <atian25@qq.com> | ||
| * @home https://github.com/atian25/angular-lazyload | ||
| */ | ||
| (function(global, undefined) { | ||
| 'use strict'; | ||
|
|
||
| /** | ||
| * register `angular-lazyload` module & `$lazyload` service | ||
| */ | ||
| angular.module('angular-lazyload', [], ['$controllerProvider', '$compileProvider', '$filterProvider', '$provide', | ||
| function ($controllerProvider, $compileProvider, $filterProvider, $provide) { | ||
| //register `$lazyload` service | ||
| $provide.factory('$lazyload', ['$rootScope', '$q', function($rootScope, $q){ | ||
| //hold provide's refs, because after ng bootstrap, you can't use `app.controller` to dynamic register controller. | ||
| var register = { | ||
| controller: $controllerProvider.register, | ||
| directive: $compileProvider.directive, | ||
| filter: $filterProvider.register, | ||
| factory: $provide.factory, | ||
| service: $provide.service, | ||
| decorator: $provide.decorator | ||
| }; | ||
| return new LazyLoadProvider($rootScope, $q, register); | ||
| }]); | ||
| } | ||
| ]); | ||
|
|
||
| /** | ||
| * $lazyload Service | ||
| */ | ||
| function LazyLoadProvider($rootScope, $q, register){ | ||
| //patch the $rootScope, add `safeApply` function. | ||
| patchScope($rootScope); | ||
|
|
||
| /** | ||
| * hold provide's refs, because after ng bootstrap, you can't use `app.controller` to dynamic register controller. | ||
| */ | ||
| this.register = register; | ||
|
|
||
| /** | ||
| * @param {Object} params This will pass to the lazy load module | ||
| * @param {String} eventName Default to `$routeChangeStart`, //TODO: support `ui-route` | ||
| * @param {Function/String} loaderType The loader function: //FIXME: only support `seajs` current. | ||
| * - 'seajs' : default value, use [Sea.js](http://seajs.org/) to async load modules | ||
| * - 'requirejs': use [RequireJS](http://requirejs.org/) to async load modules | ||
| * - {Function} : custom loader function: | ||
| * - route : current route item | ||
| * - callback : callback function when async load success | ||
| */ | ||
| this.init = function(params, eventName, loaderType){ | ||
| //get loaderFn: if loaderType is function, then just use it, else use build in loader by loaderType, default to seajs | ||
| var loaderFn = angular.isFunction(loaderType) ? loaderType : this.loaders[loaderType] || this.loaders['seajs']; | ||
|
|
||
| //listen to route change event to hook | ||
| $rootScope.$on(eventName || '$routeChangeStart', function(e, target){ | ||
| //console.debug(e, '|', target); | ||
| var route = target && target.$$route; | ||
| if(route){ | ||
| route.resolve = route.resolve || {}; | ||
| //keypoint: use `route.resolve` | ||
| route.resolve.loadedModule = function(){ | ||
| var defer = $q.defer(); | ||
| loaderFn(route, function(m){ | ||
| $rootScope.safeApply(function(){ | ||
| defer.resolve(angular.isFunction(m) ? m(params) : m); | ||
| }); | ||
| }); | ||
| return defer.promise; | ||
| } | ||
| } | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * build-in loaders | ||
| */ | ||
| LazyLoadProvider.prototype.loaders = {}; | ||
| LazyLoadProvider.prototype.loaders['seajs'] = function(route, callback){ | ||
| //if exsit `controllerUrl` then trigger seajs async load. | ||
| if(typeof route.controllerUrl == 'string'){ | ||
| seajs.use(route.controllerUrl, callback); | ||
| } | ||
| } | ||
|
|
||
| LazyLoadProvider.prototype.loaders['requirejs'] = function(route, callback){ | ||
| //if exsit `controllerUrl` then trigger requirejs async load. | ||
| if(typeof route.controllerUrl == 'string'){ | ||
| require(route.controllerUrl, callback); | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * 为$rootScope增加safeApply方法, 安全的apply | ||
| */ | ||
| function patchScope($rootScope){ | ||
| $rootScope.safeApply = function(fn){ | ||
| var phase = this.$root.$$phase; | ||
| if(phase == '$apply' || phase == '$digest') { | ||
| if(fn && (typeof(fn) === 'function')) { | ||
| fn(); | ||
| } | ||
| } else { | ||
| this.$apply(fn); | ||
| } | ||
| }; | ||
| } | ||
| })(this); |
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