45 lines
1.3 KiB
JavaScript
45 lines
1.3 KiB
JavaScript
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// This THREEx helper makes it easy to handle chrome.webstore.install API.
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// * api description http://code.google.com/chrome/webstore/docs/inline_installation.html
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// * paul kinlan post on g+ https://plus.google.com/116059998563577101552/posts/c9zYiA9RdC5
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//
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// # Code
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//
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/** @namespace */
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var THREEx = THREEx || {};
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THREEx.ChromeWebStoreInstall = THREEx.ChromeWebStoreInstall || {};
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/**
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* test if the API is available
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* @returns {Boolean} true if the API is available, false otherwise
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*/
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THREEx.ChromeWebStoreInstall.apiAvailable = function()
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{
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var available = typeof chrome !== 'undefined' && chrome.webstore && chrome.webstore.install;
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return available ? true : false;
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}
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/**
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* Test if the application is already installed
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*
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* @returns {Boolean} true if the application is installed, false otherwise
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*/
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THREEx.ChromeWebStoreInstall.isInstalled = function()
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{
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if( !this.apiAvailable() ) return false;
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return chrome.app.isInstalled ? true : false;
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}
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/**
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* Trigger an installation
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* @param {String} url of the application (optional)
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* @param {Function} callback called if installation succeed
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* @param {Function} callback called if installation failed
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*/
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THREEx.ChromeWebStoreInstall.install = function(url, successCallback, failureCallback)
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{
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console.assert( this.apiAvailable() )
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chrome.webstore.install(url, successCallback, failureCallback);
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}
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