378 lines
15 KiB
JavaScript
378 lines
15 KiB
JavaScript
var AIRTIME = (function (AIRTIME) {
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var mod;
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if (AIRTIME.podcast === undefined) {
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AIRTIME.podcast = {};
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}
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mod = AIRTIME.podcast;
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var endpoint = 'rest/podcast/', PodcastTable;
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function PodcastController($scope, $http, podcast, tab) {
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// We need to pass in the tab object and the episodes table object so we can reference them
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var self = this;
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//We take a podcast object in as a parameter rather fetching the podcast by ID here because
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//when you're creating a new podcast, we already have the object from the result of the POST. We're saving
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//a roundtrip by not fetching it again here.
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$scope.podcast = podcast;
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$scope.tab = tab;
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tab.setName($scope.podcast.title);
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$scope.csrf = jQuery("#csrf").val();
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tab.contents.find("table").attr("id", "podcast_episodes_" + podcast.id);
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/**
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* Override the switchTo function to reload the table when the tab is focused.
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* Should help to reduce the number of cases where the frontend doesn't match the state
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* of the backend (due to automatic ingestion).
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*
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* Note that these cases should already be very few and far between.
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*
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* TODO: make sure this doesn't noticeably slow performance
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* XXX: it's entirely possible that this (in the angular app) is not where we want this function...
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*/
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tab.switchTo = function () {
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AIRTIME.tabs.Tab.prototype.switchTo.call(this);
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self.reloadEpisodeTable();
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};
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/**
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* Internal function.
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*
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* Make a PUT request to the server to update the podcast object
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*
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* @private
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*/
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function _updatePodcast() {
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$http.put(endpoint + $scope.podcast.id, {csrf_token: $scope.csrf, podcast: $scope.podcast})
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.success(function () {
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// episodeTable.reload($scope.podcast.id);
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self.episodeTable.getDatatable().fnDraw();
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AIRTIME.library.podcastDataTable.fnDraw();
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tab.setName($scope.podcast.title);
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});
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}
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/**
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* For imported podcasts.
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*
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* Save each of the selected episodes and update the podcast object.
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*/
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$scope.savePodcast = $scope.savePodcast || function () {
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var episodes = self.episodeTable.getSelectedRows();
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// TODO: Should we implement a batch endpoint for this instead?
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jQuery.each(episodes, function () {
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$http.post(endpoint + $scope.podcast.id + '/episodes', {
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csrf_token: $scope.csrf,
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episode: this
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});
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});
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_updatePodcast();
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};
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/**
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* Close the tab and discard any changes made to the podcast data.
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*/
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$scope.discard = function () {
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tab.close();
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$scope.podcast = {};
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};
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self.$scope = $scope;
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self.$http = $http;
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self.initialize();
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}
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PodcastController.prototype._initTable = function() {
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var self = this,
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$scope = self.$scope;
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// We want to fetch the data statically for imported podcasts because we would need to implement sorting
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// in a very convoluted way on the backend to accommodate the nonexistent rows for uningested episodes
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var params = {
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bServerSide : false,
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sAjaxSource : null,
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// Initialize the table with empty data so we can defer loading
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// If we load sequentially there's a delay before the table appears
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aaData : {},
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aoColumns : [
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/* GUID */ { "sTitle" : "" , "mDataProp" : "guid" , "sClass" : "podcast_episodes_guid" , "bVisible" : false },
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/* Title */ { "sTitle" : $.i18n._("Title") , "mDataProp" : "title" , "sClass" : "podcast_episodes_title" , "sWidth" : "170px" },
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/* Author */ { "sTitle" : $.i18n._("Author") , "mDataProp" : "author" , "sClass" : "podcast_episodes_author" , "sWidth" : "170px" },
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/* Description */ { "sTitle" : $.i18n._("Description") , "mDataProp" : "description" , "sClass" : "podcast_episodes_description" , "sWidth" : "300px" },
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/* Link */ { "sTitle" : $.i18n._("Link") , "mDataProp" : "link" , "sClass" : "podcast_episodes_link" , "sWidth" : "170px" },
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/* Publication Date */ { "sTitle" : $.i18n._("Publication Date") , "mDataProp" : "pub_date" , "sClass" : "podcast_episodes_pub_date" , "sWidth" : "170px" }
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]
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},
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buttons = {};
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self.episodeTable = AIRTIME.podcast.initPodcastEpisodeDatatable($scope.podcast, $scope.tab, params, buttons);
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self.reloadEpisodeTable();
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};
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PodcastController.prototype.reloadEpisodeTable = function() {
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this.episodeTable.reload(this.$scope.podcast.id);
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};
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PodcastController.prototype.initialize = function() {
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var self = this;
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// TODO: this solves a race condition, but we should look for the root cause
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AIRTIME.tabs.onResize();
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self._initTable();
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};
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function StationPodcastController($scope, $http, podcast, tab) {
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// Super call to parent controller
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PodcastController.call(this, $scope, $http, podcast, tab);
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/**
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* For the station podcast.
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*
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* Update the station podcast object.
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*/
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$scope.savePodcast = function () {
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console.log("Saving station podcast");
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// TODO: We still need a way to delete episodes from the station podcast
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_updatePodcast();
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};
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}
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StationPodcastController.prototype = Object.create(PodcastController.prototype);
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StationPodcastController.prototype._initTable = function() {
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var $scope = this.$scope,
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buttons = {
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0: {
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'title' : $.i18n._('Delete'),
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'iconClass' : "icon-trash",
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extraBtnClass : "btn-danger",
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elementId : '',
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eventHandlers : {
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click: function (e) {
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// TODO: delete function for station podcast episodes
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}
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}
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}
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},
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params = {
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sAjaxSource : endpoint + $scope.podcast.id + '/episodes',
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aoColumns: [
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/* Title */ { "sTitle" : $.i18n._("Title") , "mDataProp" : "CcFiles.track_title" , "sClass" : "podcast_episodes_title" , "sWidth" : "170px" },
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/* Description */ { "sTitle" : $.i18n._("Description") , "mDataProp" : "CcFiles.description" , "sClass" : "podcast_episodes_description" , "sWidth" : "300px" }
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]
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};
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this.episodeTable = AIRTIME.podcast.initPodcastEpisodeDatatable($scope.podcast, $scope.tab, params, buttons);
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};
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StationPodcastController.prototype.reloadEpisodeTable = function() {
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self.episodeTable.getDatatable().fnDraw();
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};
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//AngularJS app
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var podcastApp = angular.module('podcast', [])
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.controller('Podcast', ['$scope', '$http', 'podcast', 'tab', PodcastController])
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.controller('StationPodcast', ['$scope', '$http', 'podcast', 'tab', StationPodcastController]);
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/**
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* Implement bulk editing of podcasts in order to accommodate the existing selection
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* mechanisms on the frontend.
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*
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* Bulk methods use a POST request because we need to send data in the request body.
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*
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* @param method HTTP request method type
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* @param callback function to run upon success
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* @private
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*/
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function _bulkAction(method, callback) {
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var ids = [], selectedData = AIRTIME.library.podcastTableWidget.getSelectedRows();
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selectedData.forEach(function(el) {
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var uid = AIRTIME.library.MediaTypeStringEnum.PODCAST+"_"+el.id,
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t = AIRTIME.tabs.get(uid);
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if (t && method == HTTPMethods.DELETE) {
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t.close();
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}
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if (!(t && method == HTTPMethods.GET)) {
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ids.push(el.id);
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} else if (t != AIRTIME.tabs.getActiveTab()) {
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t.switchTo();
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}
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});
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if (ids.length > 0) {
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$.post(endpoint + "bulk", {csrf_token: $("#csrf").val(), method: method, ids: ids}, callback);
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}
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}
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/**
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* Bootstrap and initialize the Angular app for the podcast being opened
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*
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* @param podcast podcast JSON object to pass to the angular app
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* @param tab Tab object the angular app will be initialized in
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* @private
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*/
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function _bootstrapAngularApp(podcast, tab) {
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podcastApp.value('podcast', podcast);
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podcastApp.value('tab', tab);
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var wrapper = tab.contents.find(".angular_wrapper");
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angular.bootstrap(wrapper.get(0), ["podcast"]);
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}
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/**
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* Initialization function for a podcast tab.
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* Called when editing one or more podcasts.
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*
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* @param data JSON data returned from the server.
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* Contains a JSON encoded podcast object and tab
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* content HTML and has the following form:
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* {
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* podcast: '{
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* ...
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* }'
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* html: '<...>'
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* }
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* @private
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*/
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function _initAppFromResponse(data) {
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var podcast = JSON.parse(data.podcast),
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uid = AIRTIME.library.MediaTypeStringEnum.PODCAST+"_"+podcast.id,
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tab = AIRTIME.tabs.openTab(data.html, uid, null);
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_bootstrapAngularApp(podcast, tab);
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}
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/**
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* Initialize the PodcastTable subclass object (from Table).
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*
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* Do this in its own function to avoid unnecessary reinitialization of the object.
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*
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* @private
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*/
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function _initPodcastTable() {
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PodcastTable = function(wrapperDOMNode, bItemSelection, toolbarButtons, dataTablesOptions) {
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// Just call the superconstructor. For clarity/extensibility
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return AIRTIME.widgets.Table.call(this, wrapperDOMNode, bItemSelection, toolbarButtons, dataTablesOptions);
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}; // Subclass AIRTIME.widgets.Table
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PodcastTable.prototype = Object.create(AIRTIME.widgets.Table.prototype);
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PodcastTable.prototype.constructor = PodcastTable;
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PodcastTable.prototype._SELECTORS = Object.freeze({
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SELECTION_CHECKBOX: ".airtime_table_checkbox:has(input)",
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SELECTION_TABLE_ROW: "tr:has(td.airtime_table_checkbox > input)"
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});
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PodcastTable.prototype._datatablesCheckboxDataDelegate = function(rowData, callType, dataToSave) {
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if (rowData.ingested) return null; // Don't create checkboxes for ingested items
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return AIRTIME.widgets.Table.prototype._datatablesCheckboxDataDelegate.call(this, rowData, callType, dataToSave);
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};
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// Since we're sometimes using a static source, define a separate function to fetch and 'reload' the table data
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// We use this when we save the Podcast because we need to flag rows the user is ingesting
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PodcastTable.prototype.reload = function (id) {
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var dt = this._datatable;
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$.get(endpoint + id + '/episodes', function (json) {
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dt.fnClearTable();
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dt.fnAddData(JSON.parse(json));
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});
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};
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}
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/**
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* Create and show the URL dialog for podcast creation.
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*/
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mod.createUrlDialog = function() {
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$.get('/render/podcast-url-dialog', function(json) {
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$(document.body).append(json.html);
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$("#podcast_url_dialog").dialog({
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title: $.i18n._("Add New Podcast"),
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resizable: false,
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modal: true,
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width: 'auto',
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height: 'auto'
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});
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});
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};
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/**
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* Find the URL in the podcast creation dialog and POST it to the server
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* to store the feed as a Podcast object.
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*
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* FIXME: we should probably be passing the serialized form into this function instead
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*/
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mod.addPodcast = function() {
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$.post(endpoint, $("#podcast_url_dialog").find("form").serialize(), function(json) {
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_initAppFromResponse(json);
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$("#podcast_url_dialog").dialog("close");
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});
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};
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/**
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* Open a tab to view and edit the station podcast
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*/
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mod.openStationPodcast = function() {
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$.get(endpoint + 'station', function(json) {
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_initAppFromResponse(json);
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})
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};
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/**
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* Create a bulk request to edit all currently selected podcasts.
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*/
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mod.editSelectedPodcasts = function() {
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_bulkAction(HTTPMethods.GET, function(json) {
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json.forEach(function(data) {
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_initAppFromResponse(data);
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});
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});
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};
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/**
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* Create a bulk request to delete all currently selected podcasts.
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*/
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mod.deleteSelectedPodcasts = function() {
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if (confirm($.i18n._("Are you sure you want to delete the selected podcasts from your library?"))) {
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_bulkAction(HTTPMethods.DELETE, function () {
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AIRTIME.library.podcastDataTable.fnDraw();
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});
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}
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};
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/**
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* Initialize the internal datatable for the podcast editor view to hold episode data passed back from the server.
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*
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* Selection for the internal table represents episodes marked for ingest and is disabled for ingested episodes.
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*
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* @param podcast the podcast data JSON object.
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* @param tab Tab object the podcast will be opened in
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* @param params JSON object containing datatables parameters to override
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* @param buttons JSON object containing datatables button parameters
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*
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* @returns {*} the created Table object
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*/
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mod.initPodcastEpisodeDatatable = function(podcast, tab, params, buttons) {
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params = $.extend(params,
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{
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oColVis : {
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sAlign: "right",
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aiExclude: [0, 1],
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buttonText: $.i18n._("Columns"),
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iOverlayFade: 0,
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oColReorder: {
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iFixedColumns: 1 // Checkbox
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}
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}
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}
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);
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if (typeof PodcastTable === 'undefined') {
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_initPodcastTable();
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}
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// Set up the div with id "podcast_table" as a datatable.
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var podcastEpisodesTableWidget = new PodcastTable(
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tab.contents.find('.podcast_episodes'), // DOM node to create the table inside.
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true, // Enable item selection
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buttons, // Toolbar buttons
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params // Datatables overrides.
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);
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podcastEpisodesTableWidget.getDatatable().addTitles("td");
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return podcastEpisodesTableWidget;
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};
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return AIRTIME;
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}(AIRTIME || {}));
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