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// Copyright 2007 The Closure Library Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS-IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/**
* @fileoverview Newer versions of iPhoto include a Safari plugin which allows
* the browser to detect if iPhoto is installed. Adapted from detection code
* built into the Mac.com Gallery RSS feeds.
* @author brenneman@google.com (Shawn Brenneman)
* @see ../demos/useragent.html
*/
goog.provide('goog.userAgent.iphoto');
goog.require('goog.string');
goog.require('goog.userAgent');
(function() {
var hasIphoto = false;
var version = '';
/**
* The plugin description string contains the version number as in the form
* 'iPhoto 700'. This returns just the version number as a dotted string,
* e.g., '7.0.0', compatible with {@code goog.string.compareVersions}.
* @param {string} desc The version string.
* @return {string} The dotted version.
*/
function getIphotoVersion(desc) {
var matches = desc.match(/\d/g);
return matches.join('.');
}
if (goog.userAgent.WEBKIT &&
navigator.mimeTypes &&
navigator.mimeTypes.length > 0) {
var iphoto = navigator.mimeTypes['application/photo'];
if (iphoto) {
hasIphoto = true;
var description = iphoto['description'];
if (description) {
version = getIphotoVersion(description);
}
}
}
/**
* Whether we can detect that the user has iPhoto installed.
* @type {boolean}
*/
goog.userAgent.iphoto.HAS_IPHOTO = hasIphoto;
/**
* The version of iPhoto installed if found.
* @type {string}
*/
goog.userAgent.iphoto.VERSION = version;
})();
/**
* Whether the installed version of iPhoto is as new or newer than a given
* version.
* @param {string} version The version to check.
* @return {boolean} Whether the installed version of iPhoto is as new or newer
* than a given version.
*/
goog.userAgent.iphoto.isVersion = function(version) {
return goog.string.compareVersions(
goog.userAgent.iphoto.VERSION, version) >= 0;
};
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