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64 lines
2.6 KiB
JavaScript
64 lines
2.6 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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const INSTALL_URL =
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"http://mochi.test:8888/webapprtChrome/webapprt/test/chrome/install.html";
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Cu.import("resource://gre/modules/Services.jsm");
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/**
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* Installs the given webapp and navigates to it.
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*
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* @param manifestPath
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* The path of the webapp's manifest relative to
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* http://mochi.test:8888/webapprtChrome/webapprt/test/chrome/.
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* @param parameters
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* The value to pass as the "parameters" argument to
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* mozIDOMApplicationRegistry.install, e.g., { receipts: ... }. Use
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* undefined to pass nothing.
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* @param callback
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* Called when the newly installed webapp is navigated to. It's passed
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* the webapp's config object.
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*/
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function installWebapp(manifestPath, parameters, onInstall) {
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// Three steps: (1) Load install.html, (2) listen for webapprt-test-did-
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// install to get the app config object, and then (3) listen for load of the
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// webapp page to call the callback. webapprt-test-did-install will be
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// broadcasted before install.html navigates to the webapp page. (This is due
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// to some implementation details: WebappRT.jsm confirms the installation by
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// calling DOMApplicationRegistry.confirmInstall, and then it immediately
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// broadcasts webapprt-test-did-install. confirmInstall asynchronously
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// notifies the mozApps consumer via onsuccess, which is when install.html
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// navigates to the webapp page.)
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let content = document.getElementById("content");
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Services.obs.addObserver(function observe(subj, topic, data) {
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// step 2
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Services.obs.removeObserver(observe, "webapprt-test-did-install");
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let appConfig = JSON.parse(data);
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content.addEventListener("load", function onLoad(event) {
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// step 3
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content.removeEventListener("load", onLoad, true);
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let webappURL = appConfig.app.origin + appConfig.app.manifest.launch_path;
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is(event.target.URL, webappURL,
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"No other page should have loaded between installation and " +
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"the webapp's page load: " + event.target.URL);
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onInstall(appConfig);
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}, true);
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}, "webapprt-test-did-install", false);
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// step 1
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let args = [["manifestPath", manifestPath]];
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if (parameters !== undefined) {
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args.push(["parameters", parameters]);
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}
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let queryStr = args.map(function ([key, val])
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key + "=" + encodeURIComponent(JSON.stringify(val))).
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join("&");
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let installURL = INSTALL_URL + "?" + queryStr;
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content.loadURI(installURL);
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}
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