775 lines
33 KiB
JavaScript
775 lines
33 KiB
JavaScript
(function (angular, window) {
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'use strict';
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var regModules = ['ng', 'oc.lazyLoad'],
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regInvokes = {},
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regConfigs = [],
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modulesToLoad = [],
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// modules to load from angular.module or other sources
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realModules = [],
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// real modules called from angular.module
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recordDeclarations = [],
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broadcast = angular.noop,
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runBlocks = {},
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justLoaded = [];
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var ocLazyLoad = angular.module('oc.lazyLoad', ['ng']);
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ocLazyLoad.provider('$ocLazyLoad', ["$controllerProvider", "$provide", "$compileProvider", "$filterProvider", "$injector", "$animateProvider", function ($controllerProvider, $provide, $compileProvider, $filterProvider, $injector, $animateProvider) {
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var modules = {},
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providers = {
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$controllerProvider: $controllerProvider,
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$compileProvider: $compileProvider,
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$filterProvider: $filterProvider,
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$provide: $provide, // other things (constant, decorator, provider, factory, service)
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$injector: $injector,
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$animateProvider: $animateProvider
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},
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debug = false,
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events = false,
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moduleCache = [],
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modulePromises = {};
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moduleCache.push = function (value) {
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if (this.indexOf(value) === -1) {
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Array.prototype.push.apply(this, arguments);
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}
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};
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this.config = function (config) {
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// If we want to define modules configs
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if (angular.isDefined(config.modules)) {
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if (angular.isArray(config.modules)) {
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angular.forEach(config.modules, function (moduleConfig) {
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modules[moduleConfig.name] = moduleConfig;
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});
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} else {
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modules[config.modules.name] = config.modules;
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}
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}
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if (angular.isDefined(config.debug)) {
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debug = config.debug;
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}
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if (angular.isDefined(config.events)) {
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events = config.events;
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}
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};
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/**
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* Get the list of existing registered modules
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* @param element
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*/
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this._init = function _init(element) {
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// this is probably useless now because we override angular.bootstrap
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if (modulesToLoad.length === 0) {
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var elements = [element],
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names = ['ng:app', 'ng-app', 'x-ng-app', 'data-ng-app'],
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NG_APP_CLASS_REGEXP = /\sng[:\-]app(:\s*([\w\d_]+);?)?\s/,
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append = function append(elm) {
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return elm && elements.push(elm);
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};
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angular.forEach(names, function (name) {
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names[name] = true;
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append(document.getElementById(name));
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name = name.replace(':', '\\:');
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if (typeof element[0] !== 'undefined' && element[0].querySelectorAll) {
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angular.forEach(element[0].querySelectorAll('.' + name), append);
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angular.forEach(element[0].querySelectorAll('.' + name + '\\:'), append);
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angular.forEach(element[0].querySelectorAll('[' + name + ']'), append);
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}
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});
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angular.forEach(elements, function (elm) {
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if (modulesToLoad.length === 0) {
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var className = ' ' + element.className + ' ';
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var match = NG_APP_CLASS_REGEXP.exec(className);
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if (match) {
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modulesToLoad.push((match[2] || '').replace(/\s+/g, ','));
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} else {
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angular.forEach(elm.attributes, function (attr) {
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if (modulesToLoad.length === 0 && names[attr.name]) {
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modulesToLoad.push(attr.value);
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}
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});
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}
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}
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});
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}
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if (modulesToLoad.length === 0 && !((window.jasmine || window.mocha) && angular.isDefined(angular.mock))) {
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console.error('No module found during bootstrap, unable to init ocLazyLoad. You should always use the ng-app directive or angular.boostrap when you use ocLazyLoad.');
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}
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var addReg = function addReg(moduleName) {
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if (regModules.indexOf(moduleName) === -1) {
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// register existing modules
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regModules.push(moduleName);
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var mainModule = angular.module(moduleName);
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// register existing components (directives, services, ...)
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_invokeQueue(null, mainModule._invokeQueue, moduleName);
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_invokeQueue(null, mainModule._configBlocks, moduleName); // angular 1.3+
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angular.forEach(mainModule.requires, addReg);
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}
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};
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angular.forEach(modulesToLoad, function (moduleName) {
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addReg(moduleName);
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});
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modulesToLoad = []; // reset for next bootstrap
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recordDeclarations.pop(); // wait for the next lazy load
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};
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/**
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* Like JSON.stringify but that doesn't throw on circular references
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* @param obj
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*/
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var stringify = function stringify(obj) {
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try {
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return JSON.stringify(obj);
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} catch (e) {
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var cache = [];
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return JSON.stringify(obj, function (key, value) {
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if (angular.isObject(value) && value !== null) {
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if (cache.indexOf(value) !== -1) {
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// Circular reference found, discard key
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return;
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}
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// Store value in our collection
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cache.push(value);
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}
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return value;
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});
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}
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};
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var hashCode = function hashCode(str) {
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var hash = 0,
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i,
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chr,
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len;
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if (str.length == 0) {
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return hash;
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}
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for (i = 0, len = str.length; i < len; i++) {
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chr = str.charCodeAt(i);
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hash = (hash << 5) - hash + chr;
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hash |= 0; // Convert to 32bit integer
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}
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return hash;
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};
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function _register(providers, registerModules, params) {
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if (registerModules) {
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var k,
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moduleName,
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moduleFn,
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tempRunBlocks = [];
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for (k = registerModules.length - 1; k >= 0; k--) {
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moduleName = registerModules[k];
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if (!angular.isString(moduleName)) {
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moduleName = getModuleName(moduleName);
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}
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if (!moduleName || justLoaded.indexOf(moduleName) !== -1 || modules[moduleName] && realModules.indexOf(moduleName) === -1) {
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continue;
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}
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// new if not registered
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var newModule = regModules.indexOf(moduleName) === -1;
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moduleFn = ngModuleFct(moduleName);
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if (newModule) {
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regModules.push(moduleName);
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_register(providers, moduleFn.requires, params);
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}
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if (moduleFn._runBlocks.length > 0) {
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// new run blocks detected! Replace the old ones (if existing)
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runBlocks[moduleName] = [];
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while (moduleFn._runBlocks.length > 0) {
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runBlocks[moduleName].push(moduleFn._runBlocks.shift());
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}
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}
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if (angular.isDefined(runBlocks[moduleName]) && (newModule || params.rerun)) {
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tempRunBlocks = tempRunBlocks.concat(runBlocks[moduleName]);
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}
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_invokeQueue(providers, moduleFn._invokeQueue, moduleName, params.reconfig);
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_invokeQueue(providers, moduleFn._configBlocks, moduleName, params.reconfig); // angular 1.3+
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broadcast(newModule ? 'ocLazyLoad.moduleLoaded' : 'ocLazyLoad.moduleReloaded', moduleName);
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registerModules.pop();
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justLoaded.push(moduleName);
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}
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// execute the run blocks at the end
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var instanceInjector = providers.getInstanceInjector();
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angular.forEach(tempRunBlocks, function (fn) {
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instanceInjector.invoke(fn);
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});
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}
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}
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function _registerInvokeList(args, moduleName) {
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var invokeList = args[2][0],
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type = args[1],
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newInvoke = false;
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if (angular.isUndefined(regInvokes[moduleName])) {
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regInvokes[moduleName] = {};
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}
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if (angular.isUndefined(regInvokes[moduleName][type])) {
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regInvokes[moduleName][type] = {};
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}
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var onInvoke = function onInvoke(invokeName, invoke) {
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if (!regInvokes[moduleName][type].hasOwnProperty(invokeName)) {
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regInvokes[moduleName][type][invokeName] = [];
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}
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if (checkHashes(invoke, regInvokes[moduleName][type][invokeName])) {
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newInvoke = true;
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regInvokes[moduleName][type][invokeName].push(invoke);
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broadcast('ocLazyLoad.componentLoaded', [moduleName, type, invokeName]);
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}
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};
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function checkHashes(potentialNew, invokes) {
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var isNew = true,
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newHash;
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if (invokes.length) {
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newHash = signature(potentialNew);
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angular.forEach(invokes, function (invoke) {
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isNew = isNew && signature(invoke) !== newHash;
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});
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}
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return isNew;
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}
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function signature(data) {
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if (angular.isArray(data)) {
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// arrays are objects, we need to test for it first
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return hashCode(data.toString());
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} else if (angular.isObject(data)) {
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// constants & values for example
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return hashCode(stringify(data));
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} else {
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if (angular.isDefined(data) && data !== null) {
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return hashCode(data.toString());
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} else {
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// null & undefined constants
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return data;
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}
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}
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}
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if (angular.isString(invokeList)) {
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onInvoke(invokeList, args[2][1]);
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} else if (angular.isObject(invokeList)) {
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angular.forEach(invokeList, function (invoke, key) {
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if (angular.isString(invoke)) {
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// decorators for example
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onInvoke(invoke, invokeList[1]);
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} else {
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// components registered as object lists {"componentName": function() {}}
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onInvoke(key, invoke);
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}
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});
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} else {
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return false;
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}
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return newInvoke;
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}
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function _invokeQueue(providers, queue, moduleName, reconfig) {
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if (!queue) {
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return;
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}
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var i, len, args, provider;
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for (i = 0, len = queue.length; i < len; i++) {
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args = queue[i];
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if (angular.isArray(args)) {
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if (providers !== null) {
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if (providers.hasOwnProperty(args[0])) {
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provider = providers[args[0]];
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} else {
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throw new Error('unsupported provider ' + args[0]);
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}
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}
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var isNew = _registerInvokeList(args, moduleName);
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if (args[1] !== 'invoke') {
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if (isNew && angular.isDefined(provider)) {
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provider[args[1]].apply(provider, args[2]);
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}
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} else {
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// config block
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var callInvoke = function callInvoke(fct) {
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var invoked = regConfigs.indexOf(moduleName + '-' + fct);
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if (invoked === -1 || reconfig) {
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if (invoked === -1) {
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regConfigs.push(moduleName + '-' + fct);
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}
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if (angular.isDefined(provider)) {
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provider[args[1]].apply(provider, args[2]);
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}
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}
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};
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if (angular.isFunction(args[2][0])) {
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callInvoke(args[2][0]);
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} else if (angular.isArray(args[2][0])) {
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for (var j = 0, jlen = args[2][0].length; j < jlen; j++) {
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if (angular.isFunction(args[2][0][j])) {
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callInvoke(args[2][0][j]);
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}
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}
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}
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}
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}
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}
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}
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function getModuleName(module) {
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var moduleName = null;
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if (angular.isString(module)) {
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moduleName = module;
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} else if (angular.isObject(module) && module.hasOwnProperty('name') && angular.isString(module.name)) {
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moduleName = module.name;
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}
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return moduleName;
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}
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function moduleExists(moduleName) {
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if (!angular.isString(moduleName)) {
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return false;
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}
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try {
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return ngModuleFct(moduleName);
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} catch (e) {
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if (/No module/.test(e) || e.message.indexOf('$injector:nomod') > -1) {
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return false;
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}
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}
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}
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this.$get = ["$log", "$rootElement", "$rootScope", "$cacheFactory", "$q", function ($log, $rootElement, $rootScope, $cacheFactory, $q) {
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var instanceInjector,
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filesCache = $cacheFactory('ocLazyLoad');
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if (!debug) {
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$log = {};
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$log['error'] = angular.noop;
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$log['warn'] = angular.noop;
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$log['info'] = angular.noop;
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}
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// Make this lazy because when $get() is called the instance injector hasn't been assigned to the rootElement yet
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providers.getInstanceInjector = function () {
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return instanceInjector ? instanceInjector : instanceInjector = $rootElement.data('$injector') || angular.injector();
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};
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broadcast = function broadcast(eventName, params) {
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if (events) {
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$rootScope.$broadcast(eventName, params);
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}
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if (debug) {
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$log.info(eventName, params);
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}
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};
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function reject(e) {
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var deferred = $q.defer();
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$log.error(e.message);
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deferred.reject(e);
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return deferred.promise;
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}
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return {
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_broadcast: broadcast,
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_$log: $log,
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/**
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* Returns the files cache used by the loaders to store the files currently loading
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* @returns {*}
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*/
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_getFilesCache: function getFilesCache() {
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return filesCache;
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},
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/**
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* Let the service know that it should monitor angular.module because files are loading
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* @param watch boolean
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*/
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toggleWatch: function toggleWatch(watch) {
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if (watch) {
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recordDeclarations.push(true);
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} else {
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recordDeclarations.pop();
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}
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},
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/**
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* Let you get a module config object
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* @param moduleName String the name of the module
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* @returns {*}
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*/
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getModuleConfig: function getModuleConfig(moduleName) {
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if (!angular.isString(moduleName)) {
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throw new Error('You need to give the name of the module to get');
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}
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if (!modules[moduleName]) {
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return null;
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}
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return angular.copy(modules[moduleName]);
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},
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/**
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* Let you define a module config object
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* @param moduleConfig Object the module config object
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* @returns {*}
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*/
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setModuleConfig: function setModuleConfig(moduleConfig) {
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if (!angular.isObject(moduleConfig)) {
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throw new Error('You need to give the module config object to set');
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}
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modules[moduleConfig.name] = moduleConfig;
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return moduleConfig;
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},
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/**
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* Returns the list of loaded modules
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* @returns {string[]}
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*/
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getModules: function getModules() {
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return regModules;
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},
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/**
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* Let you check if a module has been loaded into Angular or not
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* @param modulesNames String/Object a module name, or a list of module names
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* @returns {boolean}
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*/
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isLoaded: function isLoaded(modulesNames) {
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var moduleLoaded = function moduleLoaded(module) {
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var isLoaded = regModules.indexOf(module) > -1;
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if (!isLoaded) {
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isLoaded = !!moduleExists(module);
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}
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return isLoaded;
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};
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if (angular.isString(modulesNames)) {
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modulesNames = [modulesNames];
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}
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if (angular.isArray(modulesNames)) {
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var i, len;
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for (i = 0, len = modulesNames.length; i < len; i++) {
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if (!moduleLoaded(modulesNames[i])) {
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return false;
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}
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}
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return true;
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} else {
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throw new Error('You need to define the module(s) name(s)');
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}
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},
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/**
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* Given a module, return its name
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* @param module
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* @returns {String}
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*/
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_getModuleName: getModuleName,
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/**
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* Returns a module if it exists
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* @param moduleName
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* @returns {module}
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*/
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_getModule: function getModule(moduleName) {
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try {
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return ngModuleFct(moduleName);
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} catch (e) {
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// this error message really suxx
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if (/No module/.test(e) || e.message.indexOf('$injector:nomod') > -1) {
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e.message = 'The module "' + stringify(moduleName) + '" that you are trying to load does not exist. ' + e.message;
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}
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throw e;
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}
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},
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/**
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* Check if a module exists and returns it if it does
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* @param moduleName
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* @returns {boolean}
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*/
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moduleExists: moduleExists,
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/**
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* Load the dependencies, and might try to load new files depending on the config
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* @param moduleName (String or Array of Strings)
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* @param localParams
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* @returns {*}
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* @private
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*/
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_loadDependencies: function _loadDependencies(moduleName, localParams) {
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var loadedModule,
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requires,
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diff,
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promisesList = [],
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self = this;
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moduleName = self._getModuleName(moduleName);
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if (moduleName === null) {
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return $q.when();
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} else {
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try {
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loadedModule = self._getModule(moduleName);
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} catch (e) {
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return reject(e);
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}
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// get unloaded requires
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requires = self.getRequires(loadedModule);
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}
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angular.forEach(requires, function (requireEntry) {
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// If no configuration is provided, try and find one from a previous load.
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// If there isn't one, bail and let the normal flow run
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if (angular.isString(requireEntry)) {
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var config = self.getModuleConfig(requireEntry);
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if (config === null) {
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moduleCache.push(requireEntry); // We don't know about this module, but something else might, so push it anyway.
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return;
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}
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requireEntry = config;
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// ignore the name because it's probably not a real module name
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config.name = undefined;
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}
|
|
|
|
// Check if this dependency has been loaded previously
|
|
if (self.moduleExists(requireEntry.name)) {
|
|
// compare against the already loaded module to see if the new definition adds any new files
|
|
diff = requireEntry.files.filter(function (n) {
|
|
return self.getModuleConfig(requireEntry.name).files.indexOf(n) < 0;
|
|
});
|
|
|
|
// If the module was redefined, advise via the console
|
|
if (diff.length !== 0) {
|
|
self._$log.warn('Module "', moduleName, '" attempted to redefine configuration for dependency. "', requireEntry.name, '"\n Additional Files Loaded:', diff);
|
|
}
|
|
|
|
// Push everything to the file loader, it will weed out the duplicates.
|
|
if (angular.isDefined(self.filesLoader)) {
|
|
// if a files loader is defined
|
|
promisesList.push(self.filesLoader(requireEntry, localParams).then(function () {
|
|
return self._loadDependencies(requireEntry);
|
|
}));
|
|
} else {
|
|
return reject(new Error('Error: New dependencies need to be loaded from external files (' + requireEntry.files + '), but no loader has been defined.'));
|
|
}
|
|
return;
|
|
} else if (angular.isArray(requireEntry)) {
|
|
var files = [];
|
|
angular.forEach(requireEntry, function (entry) {
|
|
// let's check if the entry is a file name or a config name
|
|
var config = self.getModuleConfig(entry);
|
|
if (config === null) {
|
|
files.push(entry);
|
|
} else if (config.files) {
|
|
files = files.concat(config.files);
|
|
}
|
|
});
|
|
if (files.length > 0) {
|
|
requireEntry = {
|
|
files: files
|
|
};
|
|
}
|
|
} else if (angular.isObject(requireEntry)) {
|
|
if (requireEntry.hasOwnProperty('name') && requireEntry['name']) {
|
|
// The dependency doesn't exist in the module cache and is a new configuration, so store and push it.
|
|
self.setModuleConfig(requireEntry);
|
|
moduleCache.push(requireEntry['name']);
|
|
}
|
|
}
|
|
|
|
// Check if the dependency has any files that need to be loaded. If there are, push a new promise to the promise list.
|
|
if (angular.isDefined(requireEntry.files) && requireEntry.files.length !== 0) {
|
|
if (angular.isDefined(self.filesLoader)) {
|
|
// if a files loader is defined
|
|
promisesList.push(self.filesLoader(requireEntry, localParams).then(function () {
|
|
return self._loadDependencies(requireEntry);
|
|
}));
|
|
} else {
|
|
return reject(new Error('Error: the module "' + requireEntry.name + '" is defined in external files (' + requireEntry.files + '), but no loader has been defined.'));
|
|
}
|
|
}
|
|
});
|
|
|
|
// Create a wrapper promise to watch the promise list and resolve it once everything is done.
|
|
return $q.all(promisesList);
|
|
},
|
|
|
|
/**
|
|
* Inject new modules into Angular
|
|
* @param moduleName
|
|
* @param localParams
|
|
* @param real
|
|
*/
|
|
inject: function inject(moduleName) {
|
|
var localParams = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
|
|
var real = arguments.length <= 2 || arguments[2] === undefined ? false : arguments[2];
|
|
|
|
var self = this,
|
|
deferred = $q.defer();
|
|
if (angular.isDefined(moduleName) && moduleName !== null) {
|
|
if (angular.isArray(moduleName)) {
|
|
var promisesList = [];
|
|
angular.forEach(moduleName, function (module) {
|
|
promisesList.push(self.inject(module, localParams, real));
|
|
});
|
|
return $q.all(promisesList);
|
|
} else {
|
|
self._addToLoadList(self._getModuleName(moduleName), true, real);
|
|
}
|
|
}
|
|
if (modulesToLoad.length > 0) {
|
|
var res = modulesToLoad.slice(); // clean copy
|
|
var loadNext = function loadNext(moduleName) {
|
|
moduleCache.push(moduleName);
|
|
modulePromises[moduleName] = deferred.promise;
|
|
self._loadDependencies(moduleName, localParams).then(function success() {
|
|
try {
|
|
justLoaded = [];
|
|
_register(providers, moduleCache, localParams);
|
|
} catch (e) {
|
|
self._$log.error(e.message);
|
|
deferred.reject(e);
|
|
return;
|
|
}
|
|
|
|
if (modulesToLoad.length > 0) {
|
|
loadNext(modulesToLoad.shift()); // load the next in list
|
|
} else {
|
|
deferred.resolve(res); // everything has been loaded, resolve
|
|
}
|
|
}, function error(err) {
|
|
deferred.reject(err);
|
|
});
|
|
};
|
|
|
|
// load the first in list
|
|
loadNext(modulesToLoad.shift());
|
|
} else if (localParams && localParams.name && modulePromises[localParams.name]) {
|
|
return modulePromises[localParams.name];
|
|
} else {
|
|
deferred.resolve();
|
|
}
|
|
return deferred.promise;
|
|
},
|
|
|
|
/**
|
|
* Get the list of required modules/services/... for this module
|
|
* @param module
|
|
* @returns {Array}
|
|
*/
|
|
getRequires: function getRequires(module) {
|
|
var requires = [];
|
|
angular.forEach(module.requires, function (requireModule) {
|
|
if (regModules.indexOf(requireModule) === -1) {
|
|
requires.push(requireModule);
|
|
}
|
|
});
|
|
return requires;
|
|
},
|
|
|
|
/**
|
|
* Invoke the new modules & component by their providers
|
|
* @param providers
|
|
* @param queue
|
|
* @param moduleName
|
|
* @param reconfig
|
|
* @private
|
|
*/
|
|
_invokeQueue: _invokeQueue,
|
|
|
|
/**
|
|
* Check if a module has been invoked and registers it if not
|
|
* @param args
|
|
* @param moduleName
|
|
* @returns {boolean} is new
|
|
*/
|
|
_registerInvokeList: _registerInvokeList,
|
|
|
|
/**
|
|
* Register a new module and loads it, executing the run/config blocks if needed
|
|
* @param providers
|
|
* @param registerModules
|
|
* @param params
|
|
* @private
|
|
*/
|
|
_register: _register,
|
|
|
|
/**
|
|
* Add a module name to the list of modules that will be loaded in the next inject
|
|
* @param name
|
|
* @param force
|
|
* @private
|
|
*/
|
|
_addToLoadList: _addToLoadList,
|
|
|
|
/**
|
|
* Unregister modules (you shouldn't have to use this)
|
|
* @param modules
|
|
*/
|
|
_unregister: function _unregister(modules) {
|
|
if (angular.isDefined(modules)) {
|
|
if (angular.isArray(modules)) {
|
|
angular.forEach(modules, function (module) {
|
|
regInvokes[module] = undefined;
|
|
});
|
|
}
|
|
}
|
|
}
|
|
};
|
|
}];
|
|
|
|
// Let's get the list of loaded modules & components
|
|
this._init(angular.element(window.document));
|
|
}]);
|
|
|
|
var bootstrapFct = angular.bootstrap;
|
|
angular.bootstrap = function (element, modules, config) {
|
|
// Clean state from previous bootstrap
|
|
regModules = ['ng', 'oc.lazyLoad'];
|
|
regInvokes = {};
|
|
regConfigs = [];
|
|
modulesToLoad = [];
|
|
realModules = [];
|
|
recordDeclarations = [];
|
|
broadcast = angular.noop;
|
|
runBlocks = {};
|
|
justLoaded = [];
|
|
// we use slice to make a clean copy
|
|
angular.forEach(modules.slice(), function (module) {
|
|
_addToLoadList(module, true, true);
|
|
});
|
|
return bootstrapFct(element, modules, config);
|
|
};
|
|
|
|
var _addToLoadList = function _addToLoadList(name, force, real) {
|
|
if ((recordDeclarations.length > 0 || force) && angular.isString(name) && modulesToLoad.indexOf(name) === -1) {
|
|
modulesToLoad.push(name);
|
|
if (real) {
|
|
realModules.push(name);
|
|
}
|
|
}
|
|
};
|
|
|
|
var ngModuleFct = angular.module;
|
|
angular.module = function (name, requires, configFn) {
|
|
_addToLoadList(name, false, true);
|
|
return ngModuleFct(name, requires, configFn);
|
|
};
|
|
|
|
// CommonJS package manager support:
|
|
if (typeof module !== 'undefined' && typeof exports !== 'undefined' && module.exports === exports) {
|
|
module.exports = 'oc.lazyLoad';
|
|
}
|
|
})(angular, window); |