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e13ed24122
UX: improve styling on full page search page FEATURE: allow search context in full page search FEATURE: visited color link for full page search FIX: broken search help on fulls page search page FEATURE: allow preload store to return a null FEATURE: "mobileAction" for the header buttons
90 lines
2.2 KiB
JavaScript
90 lines
2.2 KiB
JavaScript
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/**
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We can insert data into the PreloadStore when the document is loaded.
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The data can be accessed once by a key, after which it is removed
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@class PreloadStore
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**/
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window.PreloadStore = {
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data: {},
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/**
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Store an object in the store
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@method store
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@param {String} key the key to store the object with
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@param {String} value the object we're inserting into the store
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**/
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store: function(key, value) {
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this.data[key] = value;
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},
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/**
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To retrieve a key, you provide the key you want, plus a finder to load
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it if the key cannot be found. Once the key is used once, it is removed
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from the store.
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So, for example, you can't load a preloaded topic more than once.
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@method getAndRemove
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@param {String} key the key to look up the object with
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@param {function} finder a function to find the object with
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@returns {Promise} a promise that will eventually be the object we want.
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**/
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getAndRemove: function(key, finder) {
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if (this.data[key]) {
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var promise = Em.RSVP.resolve(this.data[key]);
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delete this.data[key];
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return promise;
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}
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if (finder) {
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return new Ember.RSVP.Promise(function(resolve, reject) {
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var result = finder();
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// If the finder returns a promise, we support that too
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if (result && result.then) {
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result.then(function(result) {
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return resolve(result);
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}, function(result) {
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return reject(result);
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});
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} else {
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resolve(result);
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}
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});
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}
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return Ember.RSVP.resolve(null);
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},
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/**
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If we are sure it's preloaded, we don't have to supply a finder.
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Just returns undefined if it's not in the store.
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@method get
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@param {String} key the key to look up the object with
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@returns {Object} the object from the store
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**/
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"get": function(key) {
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return this.data[key];
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},
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/**
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Removes the stored value if the key exists
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@method remove
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@param {String} key the key to remove
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**/
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remove: function(key) {
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if (this.data[key]) delete this.data[key];
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},
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/**
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Resets the contents of the store. Used in testing.
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**/
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reset: function() {
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this.data = {};
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}
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};
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