gecko-dev/toolkit/devtools/apps/app-actor-front.js

358 lines
10 KiB
JavaScript

const {Ci, Cc, Cu, Cr} = require("chrome");
Cu.import("resource://gre/modules/osfile.jsm");
const {Services} = Cu.import("resource://gre/modules/Services.jsm");
const {FileUtils} = Cu.import("resource://gre/modules/FileUtils.jsm");
const {NetUtil} = Cu.import("resource://gre/modules/NetUtil.jsm");
const {devtools} = Cu.import("resource://gre/modules/devtools/Loader.jsm", {});
const {Promise: promise} = Cu.import("resource://gre/modules/Promise.jsm", {});
// XXX: bug 912476 make this module a real protocol.js front
// by converting webapps actor to protocol.js
const PR_USEC_PER_MSEC = 1000;
const PR_RDWR = 0x04;
const PR_CREATE_FILE = 0x08;
const PR_TRUNCATE = 0x20;
const CHUNK_SIZE = 10000;
const appTargets = new Map();
function addDirToZip(writer, dir, basePath) {
let files = dir.directoryEntries;
while (files.hasMoreElements()) {
let file = files.getNext().QueryInterface(Ci.nsIFile);
if (file.isHidden() ||
file.isSpecial() ||
file.equals(writer.file))
{
continue;
}
if (file.isDirectory()) {
writer.addEntryDirectory(basePath + file.leafName + "/",
file.lastModifiedTime * PR_USEC_PER_MSEC,
true);
addDirToZip(writer, file, basePath + file.leafName + "/");
} else {
writer.addEntryFile(basePath + file.leafName,
Ci.nsIZipWriter.COMPRESSION_DEFAULT,
file,
true);
}
}
}
/**
* Convert an XPConnect result code to its name and message.
* We have to extract them from an exception per bug 637307 comment 5.
*/
function getResultTest(code) {
let regexp =
/^\[Exception... "(.*)" nsresult: "0x[0-9a-fA-F]* \((.*)\)" location: ".*" data: .*\]$/;
let ex = Cc["@mozilla.org/js/xpc/Exception;1"].
createInstance(Ci.nsIXPCException);
ex.initialize(null, code, null, null, null, null);
let [, message, name] = regexp.exec(ex.toString());
return { name: name, message: message };
}
function zipDirectory(zipFile, dirToArchive) {
let deferred = promise.defer();
let writer = Cc["@mozilla.org/zipwriter;1"].createInstance(Ci.nsIZipWriter);
writer.open(zipFile, PR_RDWR | PR_CREATE_FILE | PR_TRUNCATE);
this.addDirToZip(writer, dirToArchive, "");
writer.processQueue({
onStartRequest: function onStartRequest(request, context) {},
onStopRequest: (request, context, status) => {
if (status == Cr.NS_OK) {
writer.close();
deferred.resolve(zipFile);
}
else {
let { name, message } = getResultText(status);
deferred.reject(name + ": " + message);
}
}
}, null);
return deferred.promise;
}
function uploadPackage(client, webappsActor, packageFile) {
if (client.traits.bulk) {
return uploadPackageBulk(client, webappsActor, packageFile);
} else {
return uploadPackageJSON(client, webappsActor, packageFile);
}
}
function uploadPackageJSON(client, webappsActor, packageFile) {
let deferred = promise.defer();
let request = {
to: webappsActor,
type: "uploadPackage"
};
client.request(request, (res) => {
openFile(res.actor);
});
function openFile(actor) {
OS.File.open(packageFile.path)
.then(function (file) {
uploadChunk(actor, file);
});
}
function uploadChunk(actor, file) {
file.read(CHUNK_SIZE)
.then(function (bytes) {
// To work around the fact that JSON.stringify translates the typed
// array to object, we are encoding the typed array here into a string
let chunk = String.fromCharCode.apply(null, bytes);
let request = {
to: actor,
type: "chunk",
chunk: chunk
};
client.request(request, (res) => {
if (bytes.length == CHUNK_SIZE) {
uploadChunk(actor, file);
} else {
file.close().then(function () {
endsUpload(actor);
});
}
});
});
}
function endsUpload(actor) {
let request = {
to: actor,
type: "done"
};
client.request(request, (res) => {
deferred.resolve(actor);
});
}
return deferred.promise;
}
function uploadPackageBulk(client, webappsActor, packageFile) {
let deferred = promise.defer();
let request = {
to: webappsActor,
type: "uploadPackage",
bulk: true
};
client.request(request, (res) => {
startBulkUpload(res.actor);
});
function startBulkUpload(actor) {
console.log("Starting bulk upload");
let fileSize = packageFile.fileSize;
console.log("File size: " + fileSize);
let request = client.startBulkRequest({
actor: actor,
type: "stream",
length: fileSize
});
request.on("bulk-send-ready", ({copyFrom}) => {
NetUtil.asyncFetch(packageFile, function(inputStream) {
copyFrom(inputStream).then(() => {
console.log("Bulk upload done");
inputStream.close();
deferred.resolve(actor);
});
});
});
}
return deferred.promise;
}
function removeServerTemporaryFile(client, fileActor) {
let request = {
to: fileActor,
type: "remove"
};
client.request(request);
}
function installPackaged(client, webappsActor, packagePath, appId) {
let deferred = promise.defer();
let file = FileUtils.File(packagePath);
let packagePromise;
if (file.isDirectory()) {
let tmpZipFile = FileUtils.getDir("TmpD", [], true);
tmpZipFile.append("application.zip");
tmpZipFile.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, parseInt("666", 8));
packagePromise = zipDirectory(tmpZipFile, file)
} else {
packagePromise = promise.resolve(file);
}
packagePromise.then((zipFile) => {
uploadPackage(client, webappsActor, zipFile)
.then((fileActor) => {
let request = {
to: webappsActor,
type: "install",
appId: appId,
upload: fileActor
};
client.request(request, (res) => {
// If the install method immediatly fails,
// reject immediatly the installPackaged promise.
// Otherwise, wait for webappsEvent for completion
if (res.error) {
deferred.reject(res);
}
if ("error" in res)
deferred.reject({error: res.error, message: res.message});
else
deferred.resolve({appId: res.appId});
});
// Ensure deleting the temporary package file, but only if that a temporary
// package created when we pass a directory as `packagePath`
if (zipFile != file)
zipFile.remove(false);
// In case of success or error, ensure deleting the temporary package file
// also created on the device, but only once install request is done
deferred.promise.then(
() => removeServerTemporaryFile(client, fileActor),
() => removeServerTemporaryFile(client, fileActor));
});
});
return deferred.promise;
}
exports.installPackaged = installPackaged;
function installHosted(client, webappsActor, appId, metadata, manifest) {
let deferred = promise.defer();
let request = {
to: webappsActor,
type: "install",
appId: appId,
metadata: metadata,
manifest: manifest
};
client.request(request, (res) => {
if (res.error) {
deferred.reject(res);
}
if ("error" in res)
deferred.reject({error: res.error, message: res.message});
else
deferred.resolve({appId: res.appId});
});
return deferred.promise;
}
exports.installHosted = installHosted;
function getTargetForApp(client, webappsActor, manifestURL) {
// Ensure always returning the exact same JS object for a target
// of the same app in order to show only one toolbox per app and
// avoid re-creating lot of objects twice.
let existingTarget = appTargets.get(manifestURL);
if (existingTarget)
return promise.resolve(existingTarget);
let deferred = promise.defer();
let request = {
to: webappsActor,
type: "getAppActor",
manifestURL: manifestURL,
}
client.request(request, (res) => {
if (res.error) {
deferred.reject(res.error);
} else {
let options = {
form: res.actor,
client: client,
chrome: false
};
devtools.TargetFactory.forRemoteTab(options).then((target) => {
target.isApp = true;
appTargets.set(manifestURL, target);
target.on("close", () => {
appTargets.delete(manifestURL);
});
deferred.resolve(target)
}, (error) => {
deferred.reject(error);
});
}
});
return deferred.promise;
}
exports.getTargetForApp = getTargetForApp;
function reloadApp(client, webappsActor, manifestURL) {
let deferred = promise.defer();
getTargetForApp(client,
webappsActor,
manifestURL).
then((target) => {
// Request the ContentActor to reload the app
let request = {
to: target.form.actor,
type: "reload",
manifestURL: manifestURL
};
client.request(request, (res) => {
deferred.resolve();
});
}, () => {
deferred.reject("Not running");
});
return deferred.promise;
}
exports.reloadApp = reloadApp;
function launchApp(client, webappsActor, manifestURL) {
let deferred = promise.defer();
let request = {
to: webappsActor,
type: "launch",
manifestURL: manifestURL
};
client.request(request, (res) => {
if (res.error) {
deferred.reject(res.error);
} else {
deferred.resolve(res);
}
});
return deferred.promise;
}
exports.launchApp = launchApp;
function closeApp(client, webappsActor, manifestURL) {
let deferred = promise.defer();
let request = {
to: webappsActor,
type: "close",
manifestURL: manifestURL
};
client.request(request, (res) => {
if (res.error) {
deferred.reject(res.error);
} else {
deferred.resolve(res);
}
});
return deferred.promise;
}
exports.closeApp = closeApp;