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(function (angular) { |
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'use strict'; |
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angular.module('oc.lazyLoad').config(["$provide", function ($provide) { |
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$provide.decorator('$ocLazyLoad', ["$delegate", "$q", "$window", "$interval", function ($delegate, $q, $window, $interval) { |
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var uaCssChecked = false, |
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useCssLoadPatch = false, |
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anchor = $window.document.getElementsByTagName('head')[0] || $window.document.getElementsByTagName('body')[0]; |
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/** |
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* Load a js/css file |
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* @param type |
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* @param path |
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* @param params |
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* @returns promise |
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*/ |
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$delegate.buildElement = function buildElement(type, path, params) { |
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var deferred = $q.defer(), |
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el, |
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loaded, |
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filesCache = $delegate._getFilesCache(), |
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cacheBuster = function cacheBuster(url) { |
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var dc = new Date().getTime(); |
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if (url.indexOf('?') >= 0) { |
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if (url.substring(0, url.length - 1) === '&') { |
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return url + '_dc=' + dc; |
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} |
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return url + '&_dc=' + dc; |
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} else { |
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return url + '?_dc=' + dc; |
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} |
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}; |
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// Store the promise early so the file load can be detected by other parallel lazy loads |
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// (ie: multiple routes on one page) a 'true' value isn't sufficient |
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// as it causes false positive load results. |
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if (angular.isUndefined(filesCache.get(path))) { |
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filesCache.put(path, deferred.promise); |
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} |
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// Switch in case more content types are added later |
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switch (type) { |
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case 'css': |
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el = $window.document.createElement('link'); |
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el.type = 'text/css'; |
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el.rel = 'stylesheet'; |
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el.href = params.cache === false ? cacheBuster(path) : path; |
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break; |
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case 'js': |
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el = $window.document.createElement('script'); |
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el.src = params.cache === false ? cacheBuster(path) : path; |
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break; |
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default: |
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filesCache.remove(path); |
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deferred.reject(new Error('Requested type "' + type + '" is not known. Could not inject "' + path + '"')); |
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break; |
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} |
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el.onload = el['onreadystatechange'] = function (e) { |
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if (el['readyState'] && !/^c|loade/.test(el['readyState']) || loaded) return; |
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el.onload = el['onreadystatechange'] = null; |
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loaded = 1; |
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$delegate._broadcast('ocLazyLoad.fileLoaded', path); |
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deferred.resolve(el); |
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}; |
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el.onerror = function () { |
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filesCache.remove(path); |
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deferred.reject(new Error('Unable to load ' + path)); |
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}; |
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el.async = params.serie ? 0 : 1; |
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var insertBeforeElem = anchor.lastChild; |
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if (params.insertBefore) { |
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var element = angular.element(angular.isDefined(window.jQuery) ? params.insertBefore : document.querySelector(params.insertBefore)); |
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if (element && element.length > 0) { |
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insertBeforeElem = element[0]; |
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} |
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} |
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insertBeforeElem.parentNode.insertBefore(el, insertBeforeElem); |
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/* |
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The event load or readystatechange doesn't fire in: |
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- PhantomJS 1.9 (headless webkit browser) |
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- iOS < 6 (default mobile browser) |
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- Android < 4.4 (default mobile browser) |
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- Safari < 6 (desktop browser) |
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*/ |
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if (type == 'css') { |
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if (!uaCssChecked) { |
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var ua = $window.navigator.userAgent.toLowerCase(); |
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if (ua.indexOf('phantomjs/1.9') > -1) { |
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// PhantomJS ~1.9 |
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useCssLoadPatch = true; |
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} else if (/iP(hone|od|ad)/.test($window.navigator.platform)) { |
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// iOS < 6 |
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var v = $window.navigator.appVersion.match(/OS (\d+)_(\d+)_?(\d+)?/); |
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var iOSVersion = parseFloat([parseInt(v[1], 10), parseInt(v[2], 10), parseInt(v[3] || 0, 10)].join('.')); |
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useCssLoadPatch = iOSVersion < 6; |
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} else if (ua.indexOf('android') > -1) { |
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// Android < 4.4 |
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var androidVersion = parseFloat(ua.slice(ua.indexOf('android') + 8)); |
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useCssLoadPatch = androidVersion < 4.4; |
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} else if (ua.indexOf('safari') > -1) { |
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// Safari < 6 |
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var versionMatch = ua.match(/version\/([\.\d]+)/i); |
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useCssLoadPatch = versionMatch && versionMatch[1] && parseFloat(versionMatch[1]) < 6; |
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} |
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} |
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if (useCssLoadPatch) { |
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var tries = 1000; // * 20 = 20000 miliseconds |
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var interval = $interval(function () { |
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try { |
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el.sheet.cssRules; |
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$interval.cancel(interval); |
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el.onload(); |
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} catch (e) { |
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if (--tries <= 0) { |
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el.onerror(); |
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} |
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} |
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}, 20); |
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} |
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} |
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return deferred.promise; |
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}; |
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return $delegate; |
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}]); |
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}]); |
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})(angular); |
Otaku-Projects /
AngularJS-CRUD-PHP
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