inicio.controller.js
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/* globals document:true, window:true */
(function() {
'use strict';
angular
.module('dialoga')
.controller('InicioPageController', InicioPageController);
/** @ngInject */
function InicioPageController(ArticleService, $rootScope, $sce, $log) {
var vm = this;
// aliases
vm.ArticleService = ArticleService;
vm.$sce = $sce;
vm.$log = $log;
vm.init();
vm.$log.debug('InicioPageController');
}
InicioPageController.prototype.init = function() {
var vm = this;
vm.error = null;
vm.loading = true;
vm.loadHomeArticle();
};
InicioPageController.prototype.loadHomeArticle = function() {
var vm = this;
vm.content = vm.ArticleService.getHomeAbstract();
vm.isCached = !!vm.content;
if (vm.isCached) {
hideBackground(2000);
}
vm.ArticleService.getHome(function(data) {
vm.loading = false;
vm.article = data.article;
}, function(error) {
vm.$log.error('Error on getHome article.', error);
vm.error = 'Erro ao carregar o conteúdo principal.';
});
};
InicioPageController.prototype.showVideo = function() {
var vm = this;
// we need handle home content
if (vm.isCached) {
hideBackground(0); // force to hide
vm.$log.warn('The content already cached. Aborting.');
return;
}
vm.content = vm.handleHomeAbstract(vm.article.abstract);
vm.ArticleService.setHomeAbstract(vm.content);
// inject dependencies
injectIframeApiJs();
window.onYouTubeIframeAPIReady = window.onYouTubeIframeAPIReady || onYouTubeIframeAPIReady;
window.onYouTubePlayerReady = window.onYouTubePlayerReady || onYouTubePlayerReady;
};
InicioPageController.prototype.handleHomeAbstract = function(abstract) {
var vm = this;
abstract = forceIframeParams(abstract);
abstract = removeStylefromIframe(abstract);
return vm.$sce.trustAsHtml(abstract);
};
function injectIframeApiJs() {
var tag = document.createElement('script');
tag.src = 'https://www.youtube.com/iframe_api';
var firstScriptTag = document.getElementsByTagName('script')[0];
firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
}
function onYouTubeIframeAPIReady() {
var ytIframe = angular.element.find('.js-iframe iframe');
var YTPlayer = window.YT.Player;
new YTPlayer(ytIframe[0], {
events: {
'onReady': onYouTubePlayerReady
}
});
}
function onYouTubePlayerReady (event) {
event.target.playVideo();
hideBackground(1000);
}
function hideBackground (ms) {
var $elBg = angular.element.find('.video-background');
angular.element($elBg).fadeOut(ms || 100);
// angular.element($elBg).hide();
}
function forceIframeParams(abstract) {
var patternIframe = '<iframe src="';
var indexOfIframe = abstract.indexOf(patternIframe);
if (indexOfIframe === -1) {
return abstract;
}
var startSrcUrl = indexOfIframe + patternIframe.length;
var endSrcUrl = abstract.indexOf('"', startSrcUrl);
var srcUrl = abstract.substring(startSrcUrl , endSrcUrl);
var resultUrl = srcUrl;
var c = (srcUrl.indexOf('?') !== -1) ? '&' : ''; // already have url params. So, append-it
// enable js api
if (srcUrl.indexOf('enablejsapi=1') === -1) {
resultUrl += c + 'enablejsapi=1';
c = '&'; // force to always use '&' after here
}
// set opaque mode
if (srcUrl.indexOf('wmode=opaque') === -1) {
resultUrl += c + 'wmode=opaque';
// c = '&'; // force to always use '&' after here
}
abstract = abstract.replace(srcUrl, resultUrl);
return abstract;
}
function removeStylefromIframe (abstract) {
var patternIframe = 'style="';
var indexOfIframe = abstract.indexOf('<iframe');
var indexOfStyleOnIframe = abstract.indexOf('style="', indexOfIframe);
if (indexOfStyleOnIframe === -1) {
return abstract;
}
var startStyleContent = indexOfStyleOnIframe + patternIframe.length;
var endStyleContent = abstract.indexOf('"', startStyleContent);
var style = abstract.substring(startStyleContent , endStyleContent);
return abstract.replace(style, '');
}
})();