/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/
*/
const AM_Cc = Components.classes;
const AM_Ci = Components.interfaces;
const XULAPPINFO_CONTRACTID = "@mozilla.org/xre/app-info;1";
const XULAPPINFO_CID = Components.ID("{c763b610-9d49-455a-bbd2-ede71682a1ac}");
const PREF_EM_CHECK_UPDATE_SECURITY = "extensions.checkUpdateSecurity";
const PREF_EM_STRICT_COMPATIBILITY = "extensions.strictCompatibility";
const PREF_EM_MIN_COMPAT_APP_VERSION = "extensions.minCompatibleAppVersion";
const PREF_EM_MIN_COMPAT_PLATFORM_VERSION = "extensions.minCompatiblePlatformVersion";
const PREF_GETADDONS_BYIDS = "extensions.getAddons.get.url";
const PREF_GETADDONS_BYIDS_PERFORMANCE = "extensions.getAddons.getWithPerformance.url";
// Forcibly end the test if it runs longer than 15 minutes
const TIMEOUT_MS = 900000;
Components.utils.import("resource://gre/modules/addons/AddonRepository.jsm");
Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
Components.utils.import("resource://gre/modules/FileUtils.jsm");
Components.utils.import("resource://gre/modules/Services.jsm");
Components.utils.import("resource://gre/modules/NetUtil.jsm");
Components.utils.import("resource://gre/modules/Promise.jsm");
Components.utils.import("resource://gre/modules/Task.jsm");
Components.utils.import("resource://gre/modules/osfile.jsm");
Components.utils.import("resource://gre/modules/AsyncShutdown.jsm");
Services.prefs.setBoolPref("toolkit.osfile.log", true);
// We need some internal bits of AddonManager
let AMscope = Components.utils.import("resource://gre/modules/AddonManager.jsm");
let AddonManager = AMscope.AddonManager;
let AddonManagerInternal = AMscope.AddonManagerInternal;
// Mock out AddonManager's reference to the AsyncShutdown module so we can shut
// down AddonManager from the test
let MockAsyncShutdown = {
hook: null,
status: null,
profileBeforeChange: {
addBlocker: function(aName, aBlocker, aOptions) {
do_print("Mock profileBeforeChange blocker for '" + aName + "'");
MockAsyncShutdown.hook = aBlocker;
MockAsyncShutdown.status = aOptions.fetchState;
}
},
// We can use the real Barrier
Barrier: AsyncShutdown.Barrier
};
AMscope.AsyncShutdown = MockAsyncShutdown;
var gInternalManager = null;
var gAppInfo = null;
var gAddonsList;
var gPort = null;
var gUrlToFileMap = {};
var TEST_UNPACKED = false;
function isNightlyChannel() {
var channel = "default";
try {
channel = Services.prefs.getCharPref("app.update.channel");
}
catch (e) { }
return channel != "aurora" && channel != "beta" && channel != "release" && channel != "esr";
}
function createAppInfo(id, name, version, platformVersion) {
gAppInfo = {
// nsIXULAppInfo
vendor: "Mozilla",
name: name,
ID: id,
version: version,
appBuildID: "2007010101",
platformVersion: platformVersion ? platformVersion : "1.0",
platformBuildID: "2007010101",
// nsIXULRuntime
inSafeMode: false,
logConsoleErrors: true,
OS: "XPCShell",
XPCOMABI: "noarch-spidermonkey",
invalidateCachesOnRestart: function invalidateCachesOnRestart() {
// Do nothing
},
// nsICrashReporter
annotations: {},
annotateCrashReport: function(key, data) {
this.annotations[key] = data;
},
QueryInterface: XPCOMUtils.generateQI([AM_Ci.nsIXULAppInfo,
AM_Ci.nsIXULRuntime,
AM_Ci.nsICrashReporter,
AM_Ci.nsISupports])
};
var XULAppInfoFactory = {
createInstance: function (outer, iid) {
if (outer != null)
throw Components.results.NS_ERROR_NO_AGGREGATION;
return gAppInfo.QueryInterface(iid);
}
};
var registrar = Components.manager.QueryInterface(AM_Ci.nsIComponentRegistrar);
registrar.registerFactory(XULAPPINFO_CID, "XULAppInfo",
XULAPPINFO_CONTRACTID, XULAppInfoFactory);
}
/**
* Tests that an add-on does appear in the crash report annotations, if
* crash reporting is enabled. The test will fail if the add-on is not in the
* annotation.
* @param aId
* The ID of the add-on
* @param aVersion
* The version of the add-on
*/
function do_check_in_crash_annotation(aId, aVersion) {
if (!("nsICrashReporter" in AM_Ci))
return;
if (!("Add-ons" in gAppInfo.annotations)) {
do_check_false(true);
return;
}
let addons = gAppInfo.annotations["Add-ons"].split(",");
do_check_false(addons.indexOf(encodeURIComponent(aId) + ":" +
encodeURIComponent(aVersion)) < 0);
}
/**
* Tests that an add-on does not appear in the crash report annotations, if
* crash reporting is enabled. The test will fail if the add-on is in the
* annotation.
* @param aId
* The ID of the add-on
* @param aVersion
* The version of the add-on
*/
function do_check_not_in_crash_annotation(aId, aVersion) {
if (!("nsICrashReporter" in AM_Ci))
return;
if (!("Add-ons" in gAppInfo.annotations)) {
do_check_true(true);
return;
}
let addons = gAppInfo.annotations["Add-ons"].split(",");
do_check_true(addons.indexOf(encodeURIComponent(aId) + ":" +
encodeURIComponent(aVersion)) < 0);
}
/**
* Returns a testcase xpi
*
* @param aName
* The name of the testcase (without extension)
* @return an nsIFile pointing to the testcase xpi
*/
function do_get_addon(aName) {
return do_get_file("addons/" + aName + ".xpi");
}
function do_get_addon_hash(aName, aAlgorithm) {
let file = do_get_addon(aName);
return do_get_file_hash(file);
}
function do_get_file_hash(aFile, aAlgorithm) {
if (!aAlgorithm)
aAlgorithm = "sha1";
let crypto = AM_Cc["@mozilla.org/security/hash;1"].
createInstance(AM_Ci.nsICryptoHash);
crypto.initWithString(aAlgorithm);
let fis = AM_Cc["@mozilla.org/network/file-input-stream;1"].
createInstance(AM_Ci.nsIFileInputStream);
fis.init(aFile, -1, -1, false);
crypto.updateFromStream(fis, aFile.fileSize);
// return the two-digit hexadecimal code for a byte
function toHexString(charCode)
("0" + charCode.toString(16)).slice(-2);
let binary = crypto.finish(false);
return aAlgorithm + ":" + [toHexString(binary.charCodeAt(i)) for (i in binary)].join("")
}
/**
* Returns an extension uri spec
*
* @param aProfileDir
* The extension install directory
* @return a uri spec pointing to the root of the extension
*/
function do_get_addon_root_uri(aProfileDir, aId) {
let path = aProfileDir.clone();
path.append(aId);
if (!path.exists()) {
path.leafName += ".xpi";
return "jar:" + Services.io.newFileURI(path).spec + "!/";
}
else {
return Services.io.newFileURI(path).spec;
}
}
function do_get_expected_addon_name(aId) {
if (TEST_UNPACKED)
return aId;
return aId + ".xpi";
}
/**
* Check that an array of actual add-ons is the same as an array of
* expected add-ons.
*
* @param aActualAddons
* The array of actual add-ons to check.
* @param aExpectedAddons
* The array of expected add-ons to check against.
* @param aProperties
* An array of properties to check.
*/
function do_check_addons(aActualAddons, aExpectedAddons, aProperties) {
do_check_neq(aActualAddons, null);
do_check_eq(aActualAddons.length, aExpectedAddons.length);
for (let i = 0; i < aActualAddons.length; i++)
do_check_addon(aActualAddons[i], aExpectedAddons[i], aProperties);
}
/**
* Check that the actual add-on is the same as the expected add-on.
*
* @param aActualAddon
* The actual add-on to check.
* @param aExpectedAddon
* The expected add-on to check against.
* @param aProperties
* An array of properties to check.
*/
function do_check_addon(aActualAddon, aExpectedAddon, aProperties) {
do_check_neq(aActualAddon, null);
aProperties.forEach(function(aProperty) {
let actualValue = aActualAddon[aProperty];
let expectedValue = aExpectedAddon[aProperty];
// Check that all undefined expected properties are null on actual add-on
if (!(aProperty in aExpectedAddon)) {
if (actualValue !== undefined && actualValue !== null) {
do_throw("Unexpected defined/non-null property for add-on " +
aExpectedAddon.id + " (addon[" + aProperty + "] = " +
actualValue.toSource() + ")");
}
return;
}
else if (expectedValue && !actualValue) {
do_throw("Missing property for add-on " + aExpectedAddon.id +
": expected addon[" + aProperty + "] = " + expectedValue);
return;
}
switch (aProperty) {
case "creator":
do_check_author(actualValue, expectedValue);
break;
case "developers":
case "translators":
case "contributors":
do_check_eq(actualValue.length, expectedValue.length);
for (let i = 0; i < actualValue.length; i++)
do_check_author(actualValue[i], expectedValue[i]);
break;
case "screenshots":
do_check_eq(actualValue.length, expectedValue.length);
for (let i = 0; i < actualValue.length; i++)
do_check_screenshot(actualValue[i], expectedValue[i]);
break;
case "sourceURI":
do_check_eq(actualValue.spec, expectedValue);
break;
case "updateDate":
do_check_eq(actualValue.getTime(), expectedValue.getTime());
break;
case "compatibilityOverrides":
do_check_eq(actualValue.length, expectedValue.length);
for (let i = 0; i < actualValue.length; i++)
do_check_compatibilityoverride(actualValue[i], expectedValue[i]);
break;
case "icons":
do_check_icons(actualValue, expectedValue);
break;
default:
if (remove_port(actualValue) !== remove_port(expectedValue))
do_throw("Failed for " + aProperty + " for add-on " + aExpectedAddon.id +
" (" + actualValue + " === " + expectedValue + ")");
}
});
}
/**
* Check that the actual author is the same as the expected author.
*
* @param aActual
* The actual author to check.
* @param aExpected
* The expected author to check against.
*/
function do_check_author(aActual, aExpected) {
do_check_eq(aActual.toString(), aExpected.name);
do_check_eq(aActual.name, aExpected.name);
do_check_eq(aActual.url, aExpected.url);
}
/**
* Check that the actual screenshot is the same as the expected screenshot.
*
* @param aActual
* The actual screenshot to check.
* @param aExpected
* The expected screenshot to check against.
*/
function do_check_screenshot(aActual, aExpected) {
do_check_eq(aActual.toString(), aExpected.url);
do_check_eq(aActual.url, aExpected.url);
do_check_eq(aActual.width, aExpected.width);
do_check_eq(aActual.height, aExpected.height);
do_check_eq(aActual.thumbnailURL, aExpected.thumbnailURL);
do_check_eq(aActual.thumbnailWidth, aExpected.thumbnailWidth);
do_check_eq(aActual.thumbnailHeight, aExpected.thumbnailHeight);
do_check_eq(aActual.caption, aExpected.caption);
}
/**
* Check that the actual compatibility override is the same as the expected
* compatibility override.
*
* @param aAction
* The actual compatibility override to check.
* @param aExpected
* The expected compatibility override to check against.
*/
function do_check_compatibilityoverride(aActual, aExpected) {
do_check_eq(aActual.type, aExpected.type);
do_check_eq(aActual.minVersion, aExpected.minVersion);
do_check_eq(aActual.maxVersion, aExpected.maxVersion);
do_check_eq(aActual.appID, aExpected.appID);
do_check_eq(aActual.appMinVersion, aExpected.appMinVersion);
do_check_eq(aActual.appMaxVersion, aExpected.appMaxVersion);
}
function do_check_icons(aActual, aExpected) {
for (var size in aExpected) {
do_check_eq(remove_port(aActual[size]), remove_port(aExpected[size]));
}
}
// Record the error (if any) from trying to save the XPI
// database at shutdown time
let gXPISaveError = null;
/**
* Starts up the add-on manager as if it was started by the application.
*
* @param aAppChanged
* An optional boolean parameter to simulate the case where the
* application has changed version since the last run. If not passed it
* defaults to true
*/
function startupManager(aAppChanged) {
if (gInternalManager)
do_throw("Test attempt to startup manager that was already started.");
if (aAppChanged || aAppChanged === undefined) {
if (gExtensionsINI.exists())
gExtensionsINI.remove(true);
}
gInternalManager = AM_Cc["@mozilla.org/addons/integration;1"].
getService(AM_Ci.nsIObserver).
QueryInterface(AM_Ci.nsITimerCallback);
gInternalManager.observe(null, "addons-startup", null);
// Load the add-ons list as it was after extension registration
loadAddonsList();
}
/**
* Helper to spin the event loop until a promise resolves or rejects
*/
function loopUntilPromise(aPromise) {
let done = false;
aPromise.then(
() => done = true,
err => {
do_report_unexpected_exception(err);
done = true;
});
let thr = Services.tm.mainThread;
while (!done) {
thr.processNextEvent(true);
}
}
/**
* Restarts the add-on manager as if the host application was restarted.
*
* @param aNewVersion
* An optional new version to use for the application. Passing this
* will change nsIXULAppInfo.version and make the startup appear as if
* the application version has changed.
*/
function restartManager(aNewVersion) {
loopUntilPromise(promiseRestartManager(aNewVersion));
}
function promiseRestartManager(aNewVersion) {
return promiseShutdownManager()
.then(null, err => do_report_unexpected_exception(err))
.then(() => {
if (aNewVersion) {
gAppInfo.version = aNewVersion;
startupManager(true);
}
else {
startupManager(false);
}
});
}
function shutdownManager() {
loopUntilPromise(promiseShutdownManager());
}
function promiseShutdownManager() {
if (!gInternalManager) {
return Promise.resolve(false);
}
let hookErr = null;
Services.obs.notifyObservers(null, "quit-application-granted", null);
return MockAsyncShutdown.hook()
.then(null, err => hookErr = err)
.then( () => {
gInternalManager = null;
// Load the add-ons list as it was after application shutdown
loadAddonsList();
// Clear any crash report annotations
gAppInfo.annotations = {};
// Force the XPIProvider provider to reload to better
// simulate real-world usage.
let XPIscope = Components.utils.import("resource://gre/modules/addons/XPIProvider.jsm");
// This would be cleaner if I could get it as the rejection reason from
// the AddonManagerInternal.shutdown() promise
gXPISaveError = XPIscope.XPIProvider._shutdownError;
do_print("gXPISaveError set to: " + gXPISaveError);
AddonManagerPrivate.unregisterProvider(XPIscope.XPIProvider);
Components.utils.unload("resource://gre/modules/addons/XPIProvider.jsm");
if (hookErr) {
throw hookErr;
}
});
}
function loadAddonsList() {
function readDirectories(aSection) {
var dirs = [];
var keys = parser.getKeys(aSection);
while (keys.hasMore()) {
let descriptor = parser.getString(aSection, keys.getNext());
try {
let file = AM_Cc["@mozilla.org/file/local;1"].
createInstance(AM_Ci.nsIFile);
file.persistentDescriptor = descriptor;
dirs.push(file);
}
catch (e) {
// Throws if the directory doesn't exist, we can ignore this since the
// platform will too.
}
}
return dirs;
}
gAddonsList = {
extensions: [],
themes: [],
mpIncompatible: new Set()
};
if (!gExtensionsINI.exists())
return;
var factory = AM_Cc["@mozilla.org/xpcom/ini-parser-factory;1"].
getService(AM_Ci.nsIINIParserFactory);
var parser = factory.createINIParser(gExtensionsINI);
gAddonsList.extensions = readDirectories("ExtensionDirs");
gAddonsList.themes = readDirectories("ThemeDirs");
var keys = parser.getKeys("MultiprocessIncompatibleExtensions");
while (keys.hasMore()) {
let id = parser.getString("MultiprocessIncompatibleExtensions", keys.getNext());
gAddonsList.mpIncompatible.add(id);
}
}
function isItemInAddonsList(aType, aDir, aId) {
var path = aDir.clone();
path.append(aId);
var xpiPath = aDir.clone();
xpiPath.append(aId + ".xpi");
for (var i = 0; i < gAddonsList[aType].length; i++) {
let file = gAddonsList[aType][i];
if (!file.exists())
do_throw("Non-existant path found in extensions.ini: " + file.path)
if (file.isDirectory() && file.equals(path))
return true;
if (file.isFile() && file.equals(xpiPath))
return true;
}
return false;
}
function isItemMarkedMPIncompatible(aId) {
return gAddonsList.mpIncompatible.has(aId);
}
function isThemeInAddonsList(aDir, aId) {
return isItemInAddonsList("themes", aDir, aId);
}
function isExtensionInAddonsList(aDir, aId) {
return isItemInAddonsList("extensions", aDir, aId);
}
function check_startup_changes(aType, aIds) {
var ids = aIds.slice(0);
ids.sort();
var changes = AddonManager.getStartupChanges(aType);
changes = changes.filter(function(aEl) /@tests.mozilla.org$/.test(aEl));
changes.sort();
do_check_eq(JSON.stringify(ids), JSON.stringify(changes));
}
/**
* Escapes any occurances of &, ", < or > with XML entities.
*
* @param str
* The string to escape
* @return The escaped string
*/
function escapeXML(aStr) {
return aStr.toString()
.replace(/&/g, "&")
.replace(/"/g, """)
.replace(//g, ">");
}
function writeLocaleStrings(aData) {
let rdf = "";
["name", "description", "creator", "homepageURL"].forEach(function(aProp) {
if (aProp in aData)
rdf += "" + escapeXML(aData[aProp]) + "\n";
});
["developer", "translator", "contributor"].forEach(function(aProp) {
if (aProp in aData) {
aData[aProp].forEach(function(aValue) {
rdf += "" + escapeXML(aValue) + "\n";
});
}
});
return rdf;
}
/**
* Creates an update.rdf structure as a string using for the update data passed.
*
* @param aData
* The update data as a JS object. Each property name is an add-on ID,
* the property value is an array of each version of the add-on. Each
* array value is a JS object containing the data for the version, at
* minimum a "version" and "targetApplications" property should be
* included to create a functional update manifest.
* @return the update.rdf structure as a string.
*/
function createUpdateRDF(aData) {
var rdf = '\n';
rdf += '\n';
for (let addon in aData) {
rdf += ' \n';
for (let versionData of aData[addon]) {
rdf += ' \n';
for (let prop of ["version", "multiprocessCompatible"]) {
if (prop in versionData)
rdf += " " + escapeXML(versionData[prop]) + "\n";
}
if ("targetApplications" in versionData) {
for (let app of versionData.targetApplications) {
rdf += " \n";
for (let prop of ["id", "minVersion", "maxVersion", "updateLink", "updateHash"]) {
if (prop in app)
rdf += " " + escapeXML(app[prop]) + "\n";
}
rdf += " \n";
}
}
rdf += ' \n';
}
rdf += ' \n'
}
rdf += "\n";
return rdf;
}
function createInstallRDF(aData) {
var rdf = '\n';
rdf += '\n';
rdf += '\n';
["id", "version", "type", "internalName", "updateURL", "updateKey",
"optionsURL", "optionsType", "aboutURL", "iconURL", "icon64URL",
"skinnable", "bootstrap", "strictCompatibility", "multiprocessCompatible"].forEach(function(aProp) {
if (aProp in aData)
rdf += "" + escapeXML(aData[aProp]) + "\n";
});
rdf += writeLocaleStrings(aData);
if ("targetPlatforms" in aData) {
aData.targetPlatforms.forEach(function(aPlatform) {
rdf += "" + escapeXML(aPlatform) + "\n";
});
}
if ("targetApplications" in aData) {
aData.targetApplications.forEach(function(aApp) {
rdf += "\n";
["id", "minVersion", "maxVersion"].forEach(function(aProp) {
if (aProp in aApp)
rdf += "" + escapeXML(aApp[aProp]) + "\n";
});
rdf += "\n";
});
}
if ("localized" in aData) {
aData.localized.forEach(function(aLocalized) {
rdf += "\n";
if ("locale" in aLocalized) {
aLocalized.locale.forEach(function(aLocaleName) {
rdf += "" + escapeXML(aLocaleName) + "\n";
});
}
rdf += writeLocaleStrings(aLocalized);
rdf += "\n";
});
}
rdf += "\n\n";
return rdf;
}
/**
* Writes an install.rdf manifest into a directory using the properties passed
* in a JS object. The objects should contain a property for each property to
* appear in the RDF. The object may contain an array of objects with id,
* minVersion and maxVersion in the targetApplications property to give target
* application compatibility.
*
* @param aData
* The object holding data about the add-on
* @param aDir
* The directory to add the install.rdf to
* @param aId
* An optional string to override the default installation aId
* @param aExtraFile
* An optional dummy file to create in the directory
* @return An nsIFile for the directory in which the add-on is installed.
*/
function writeInstallRDFToDir(aData, aDir, aId, aExtraFile) {
var id = aId ? aId : aData.id
var dir = aDir.clone();
dir.append(id);
var rdf = createInstallRDF(aData);
if (!dir.exists())
dir.create(AM_Ci.nsIFile.DIRECTORY_TYPE, FileUtils.PERMS_DIRECTORY);
var file = dir.clone();
file.append("install.rdf");
if (file.exists())
file.remove(true);
var fos = AM_Cc["@mozilla.org/network/file-output-stream;1"].
createInstance(AM_Ci.nsIFileOutputStream);
fos.init(file,
FileUtils.MODE_WRONLY | FileUtils.MODE_CREATE | FileUtils.MODE_TRUNCATE,
FileUtils.PERMS_FILE, 0);
fos.write(rdf, rdf.length);
fos.close();
if (!aExtraFile)
return dir;
file = dir.clone();
file.append(aExtraFile);
file.create(AM_Ci.nsIFile.NORMAL_FILE_TYPE, FileUtils.PERMS_FILE);
return dir;
}
/**
* Writes an install.rdf manifest into an extension using the properties passed
* in a JS object. The objects should contain a property for each property to
* appear in the RDF. The object may contain an array of objects with id,
* minVersion and maxVersion in the targetApplications property to give target
* application compatibility.
*
* @param aData
* The object holding data about the add-on
* @param aDir
* The install directory to add the extension to
* @param aId
* An optional string to override the default installation aId
* @param aExtraFile
* An optional dummy file to create in the extension
* @return A file pointing to where the extension was installed
*/
function writeInstallRDFForExtension(aData, aDir, aId, aExtraFile) {
if (TEST_UNPACKED) {
return writeInstallRDFToDir(aData, aDir, aId, aExtraFile);
}
return writeInstallRDFToXPI(aData, aDir, aId, aExtraFile);
}
/**
* Writes an install.rdf manifest into a packed extension using the properties passed
* in a JS object. The objects should contain a property for each property to
* appear in the RDF. The object may contain an array of objects with id,
* minVersion and maxVersion in the targetApplications property to give target
* application compatibility.
*
* @param aData
* The object holding data about the add-on
* @param aDir
* The install directory to add the extension to
* @param aId
* An optional string to override the default installation aId
* @param aExtraFile
* An optional dummy file to create in the extension
* @return A file pointing to where the extension was installed
*/
function writeInstallRDFToXPI(aData, aDir, aId, aExtraFile) {
var id = aId ? aId : aData.id
if (!aDir.exists())
aDir.create(AM_Ci.nsIFile.DIRECTORY_TYPE, FileUtils.PERMS_DIRECTORY);
var file = aDir.clone();
file.append(id + ".xpi");
writeInstallRDFToXPIFile(aData, file, aExtraFile);
return file;
}
/**
* Writes an install.rdf manifest into an XPI file using the properties passed
* in a JS object. The objects should contain a property for each property to
* appear in the RDF. The object may contain an array of objects with id,
* minVersion and maxVersion in the targetApplications property to give target
* application compatibility.
*
* @param aData
* The object holding data about the add-on
* @param aFile
* The XPI file to write to. Any existing file will be overwritten
* @param aExtraFile
* An optional dummy file to create in the extension
*/
function writeInstallRDFToXPIFile(aData, aFile, aExtraFile) {
var rdf = createInstallRDF(aData);
var stream = AM_Cc["@mozilla.org/io/string-input-stream;1"].
createInstance(AM_Ci.nsIStringInputStream);
stream.setData(rdf, -1);
var zipW = AM_Cc["@mozilla.org/zipwriter;1"].
createInstance(AM_Ci.nsIZipWriter);
zipW.open(aFile, FileUtils.MODE_WRONLY | FileUtils.MODE_CREATE | FileUtils.MODE_TRUNCATE);
zipW.addEntryStream("install.rdf", 0, AM_Ci.nsIZipWriter.COMPRESSION_NONE,
stream, false);
if (aExtraFile)
zipW.addEntryStream(aExtraFile, 0, AM_Ci.nsIZipWriter.COMPRESSION_NONE,
stream, false);
zipW.close();
}
let temp_xpis = [];
/**
* Creates an XPI file for some manifest data in the temporary directory and
* returns the nsIFile for it. The file will be deleted when the test completes.
*
* @param aData
* The object holding data about the add-on
* @return A file pointing to the created XPI file
*/
function createTempXPIFile(aData) {
var file = gTmpD.clone();
file.append("foo.xpi");
do {
file.leafName = Math.floor(Math.random() * 1000000) + ".xpi";
} while (file.exists());
temp_xpis.push(file);
writeInstallRDFToXPIFile(aData, file);
return file;
}
/**
* Sets the last modified time of the extension, usually to trigger an update
* of its metadata. If the extension is unpacked, this function assumes that
* the extension contains only the install.rdf file.
*
* @param aExt a file pointing to either the packed extension or its unpacked directory.
* @param aTime the time to which we set the lastModifiedTime of the extension
*
* @deprecated Please use promiseSetExtensionModifiedTime instead
*/
function setExtensionModifiedTime(aExt, aTime) {
aExt.lastModifiedTime = aTime;
if (aExt.isDirectory()) {
let entries = aExt.directoryEntries
.QueryInterface(AM_Ci.nsIDirectoryEnumerator);
while (entries.hasMoreElements())
setExtensionModifiedTime(entries.nextFile, aTime);
entries.close();
}
}
function promiseSetExtensionModifiedTime(aPath, aTime) {
return Task.spawn(function* () {
yield OS.File.setDates(aPath, aTime, aTime);
let entries, iterator;
try {
let iterator = new OS.File.DirectoryIterator(aPath);
entries = yield iterator.nextBatch();
} catch (ex if ex instanceof OS.File.Error) {
return;
} finally {
if (iterator) {
iterator.close();
}
}
for (let entry of entries) {
yield promiseSetExtensionModifiedTime(entry.path, aTime);
}
});
}
/**
* Manually installs an XPI file into an install location by either copying the
* XPI there or extracting it depending on whether unpacking is being tested
* or not.
*
* @param aXPIFile
* The XPI file to install.
* @param aInstallLocation
* The install location (an nsIFile) to install into.
* @param aID
* The ID to install as.
*/
function manuallyInstall(aXPIFile, aInstallLocation, aID) {
if (TEST_UNPACKED) {
let dir = aInstallLocation.clone();
dir.append(aID);
dir.create(AM_Ci.nsIFile.DIRECTORY_TYPE, FileUtils.PERMS_DIRECTORY);
let zip = AM_Cc["@mozilla.org/libjar/zip-reader;1"].
createInstance(AM_Ci.nsIZipReader);
zip.open(aXPIFile);
let entries = zip.findEntries(null);
while (entries.hasMore()) {
let entry = entries.getNext();
let target = dir.clone();
entry.split("/").forEach(function(aPart) {
target.append(aPart);
});
zip.extract(entry, target);
}
zip.close();
return dir;
}
else {
let target = aInstallLocation.clone();
target.append(aID + ".xpi");
aXPIFile.copyTo(target.parent, target.leafName);
return target;
}
}
/**
* Manually uninstalls an add-on by removing its files from the install
* location.
*
* @param aInstallLocation
* The nsIFile of the install location to remove from.
* @param aID
* The ID of the add-on to remove.
*/
function manuallyUninstall(aInstallLocation, aID) {
let file = getFileForAddon(aInstallLocation, aID);
// In reality because the app is restarted a flush isn't necessary for XPIs
// removed outside the app, but for testing we must flush manually.
if (file.isFile())
Services.obs.notifyObservers(file, "flush-cache-entry", null);
file.remove(true);
}
/**
* Gets the nsIFile for where an add-on is installed. It may point to a file or
* a directory depending on whether add-ons are being installed unpacked or not.
*
* @param aDir
* The nsIFile for the install location
* @param aId
* The ID of the add-on
* @return an nsIFile
*/
function getFileForAddon(aDir, aId) {
var dir = aDir.clone();
dir.append(do_get_expected_addon_name(aId));
return dir;
}
function registerDirectory(aKey, aDir) {
var dirProvider = {
getFile: function(aProp, aPersistent) {
aPersistent.value = true;
if (aProp == aKey)
return aDir.clone();
return null;
},
QueryInterface: XPCOMUtils.generateQI([AM_Ci.nsIDirectoryServiceProvider,
AM_Ci.nsISupports])
};
Services.dirsvc.registerProvider(dirProvider);
}
var gExpectedEvents = {};
var gExpectedInstalls = [];
var gNext = null;
function getExpectedEvent(aId) {
if (!(aId in gExpectedEvents))
do_throw("Wasn't expecting events for " + aId);
if (gExpectedEvents[aId].length == 0)
do_throw("Too many events for " + aId);
let event = gExpectedEvents[aId].shift();
if (event instanceof Array)
return event;
return [event, true];
}
function getExpectedInstall(aAddon) {
if (gExpectedInstalls instanceof Array)
return gExpectedInstalls.shift();
if (!aAddon || !aAddon.id)
return gExpectedInstalls["NO_ID"].shift();
let id = aAddon.id;
if (!(id in gExpectedInstalls) || !(gExpectedInstalls[id] instanceof Array))
do_throw("Wasn't expecting events for " + id);
if (gExpectedInstalls[id].length == 0)
do_throw("Too many events for " + id);
return gExpectedInstalls[id].shift();
}
const AddonListener = {
onPropertyChanged: function(aAddon, aProperties) {
do_print(`Got onPropertyChanged event for ${aAddon.id}`);
let [event, properties] = getExpectedEvent(aAddon.id);
do_check_eq("onPropertyChanged", event);
do_check_eq(aProperties.length, properties.length);
properties.forEach(function(aProperty) {
// Only test that the expected properties are listed, having additional
// properties listed is not necessary a problem
if (aProperties.indexOf(aProperty) == -1)
do_throw("Did not see property change for " + aProperty);
});
return check_test_completed(arguments);
},
onEnabling: function(aAddon, aRequiresRestart) {
do_print(`Got onEnabling event for ${aAddon.id}`);
let [event, expectedRestart] = getExpectedEvent(aAddon.id);
do_check_eq("onEnabling", event);
do_check_eq(aRequiresRestart, expectedRestart);
if (expectedRestart)
do_check_true(hasFlag(aAddon.pendingOperations, AddonManager.PENDING_ENABLE));
do_check_false(hasFlag(aAddon.permissions, AddonManager.PERM_CAN_ENABLE));
return check_test_completed(arguments);
},
onEnabled: function(aAddon) {
do_print(`Got onEnabled event for ${aAddon.id}`);
let [event, expectedRestart] = getExpectedEvent(aAddon.id);
do_check_eq("onEnabled", event);
do_check_false(hasFlag(aAddon.permissions, AddonManager.PERM_CAN_ENABLE));
return check_test_completed(arguments);
},
onDisabling: function(aAddon, aRequiresRestart) {
do_print(`Got onDisabling event for ${aAddon.id}`);
let [event, expectedRestart] = getExpectedEvent(aAddon.id);
do_check_eq("onDisabling", event);
do_check_eq(aRequiresRestart, expectedRestart);
if (expectedRestart)
do_check_true(hasFlag(aAddon.pendingOperations, AddonManager.PENDING_DISABLE));
do_check_false(hasFlag(aAddon.permissions, AddonManager.PERM_CAN_DISABLE));
return check_test_completed(arguments);
},
onDisabled: function(aAddon) {
do_print(`Got onDisabled event for ${aAddon.id}`);
let [event, expectedRestart] = getExpectedEvent(aAddon.id);
do_check_eq("onDisabled", event);
do_check_false(hasFlag(aAddon.permissions, AddonManager.PERM_CAN_DISABLE));
return check_test_completed(arguments);
},
onInstalling: function(aAddon, aRequiresRestart) {
do_print(`Got onInstalling event for ${aAddon.id}`);
let [event, expectedRestart] = getExpectedEvent(aAddon.id);
do_check_eq("onInstalling", event);
do_check_eq(aRequiresRestart, expectedRestart);
if (expectedRestart)
do_check_true(hasFlag(aAddon.pendingOperations, AddonManager.PENDING_INSTALL));
return check_test_completed(arguments);
},
onInstalled: function(aAddon) {
do_print(`Got onInstalled event for ${aAddon.id}`);
let [event, expectedRestart] = getExpectedEvent(aAddon.id);
do_check_eq("onInstalled", event);
return check_test_completed(arguments);
},
onUninstalling: function(aAddon, aRequiresRestart) {
do_print(`Got onUninstalling event for ${aAddon.id}`);
let [event, expectedRestart] = getExpectedEvent(aAddon.id);
do_check_eq("onUninstalling", event);
do_check_eq(aRequiresRestart, expectedRestart);
if (expectedRestart)
do_check_true(hasFlag(aAddon.pendingOperations, AddonManager.PENDING_UNINSTALL));
return check_test_completed(arguments);
},
onUninstalled: function(aAddon) {
do_print(`Got onUninstalled event for ${aAddon.id}`);
let [event, expectedRestart] = getExpectedEvent(aAddon.id);
do_check_eq("onUninstalled", event);
return check_test_completed(arguments);
},
onOperationCancelled: function(aAddon) {
do_print(`Got onOperationCancelled event for ${aAddon.id}`);
let [event, expectedRestart] = getExpectedEvent(aAddon.id);
do_check_eq("onOperationCancelled", event);
return check_test_completed(arguments);
}
};
const InstallListener = {
onNewInstall: function(install) {
if (install.state != AddonManager.STATE_DOWNLOADED &&
install.state != AddonManager.STATE_AVAILABLE)
do_throw("Bad install state " + install.state);
do_check_eq(install.error, 0);
do_check_eq("onNewInstall", getExpectedInstall());
return check_test_completed(arguments);
},
onDownloadStarted: function(install) {
do_check_eq(install.state, AddonManager.STATE_DOWNLOADING);
do_check_eq(install.error, 0);
do_check_eq("onDownloadStarted", getExpectedInstall());
return check_test_completed(arguments);
},
onDownloadEnded: function(install) {
do_check_eq(install.state, AddonManager.STATE_DOWNLOADED);
do_check_eq(install.error, 0);
do_check_eq("onDownloadEnded", getExpectedInstall());
return check_test_completed(arguments);
},
onDownloadFailed: function(install) {
do_check_eq(install.state, AddonManager.STATE_DOWNLOAD_FAILED);
do_check_eq("onDownloadFailed", getExpectedInstall());
return check_test_completed(arguments);
},
onDownloadCancelled: function(install) {
do_check_eq(install.state, AddonManager.STATE_CANCELLED);
do_check_eq(install.error, 0);
do_check_eq("onDownloadCancelled", getExpectedInstall());
return check_test_completed(arguments);
},
onInstallStarted: function(install) {
do_check_eq(install.state, AddonManager.STATE_INSTALLING);
do_check_eq(install.error, 0);
do_check_eq("onInstallStarted", getExpectedInstall(install.addon));
return check_test_completed(arguments);
},
onInstallEnded: function(install, newAddon) {
do_check_eq(install.state, AddonManager.STATE_INSTALLED);
do_check_eq(install.error, 0);
do_check_eq("onInstallEnded", getExpectedInstall(install.addon));
return check_test_completed(arguments);
},
onInstallFailed: function(install) {
do_check_eq(install.state, AddonManager.STATE_INSTALL_FAILED);
do_check_eq("onInstallFailed", getExpectedInstall(install.addon));
return check_test_completed(arguments);
},
onInstallCancelled: function(install) {
// If the install was cancelled by a listener returning false from
// onInstallStarted, then the state will revert to STATE_DOWNLOADED.
let possibleStates = [AddonManager.STATE_CANCELLED,
AddonManager.STATE_DOWNLOADED];
do_check_true(possibleStates.indexOf(install.state) != -1);
do_check_eq(install.error, 0);
do_check_eq("onInstallCancelled", getExpectedInstall(install.addon));
return check_test_completed(arguments);
},
onExternalInstall: function(aAddon, existingAddon, aRequiresRestart) {
do_check_eq("onExternalInstall", getExpectedInstall(aAddon));
do_check_false(aRequiresRestart);
return check_test_completed(arguments);
}
};
function hasFlag(aBits, aFlag) {
return (aBits & aFlag) != 0;
}
// Just a wrapper around setting the expected events
function prepare_test(aExpectedEvents, aExpectedInstalls, aNext) {
AddonManager.addAddonListener(AddonListener);
AddonManager.addInstallListener(InstallListener);
gExpectedInstalls = aExpectedInstalls;
gExpectedEvents = aExpectedEvents;
gNext = aNext;
}
// Checks if all expected events have been seen and if so calls the callback
function check_test_completed(aArgs) {
if (!gNext)
return undefined;
if (gExpectedInstalls instanceof Array &&
gExpectedInstalls.length > 0)
return undefined;
else for each (let installList in gExpectedInstalls) {
if (installList.length > 0)
return undefined;
}
for (let id in gExpectedEvents) {
if (gExpectedEvents[id].length > 0)
return undefined;
}
return gNext.apply(null, aArgs);
}
// Verifies that all the expected events for all add-ons were seen
function ensure_test_completed() {
for (let i in gExpectedEvents) {
if (gExpectedEvents[i].length > 0)
do_throw("Didn't see all the expected events for " + i);
}
gExpectedEvents = {};
if (gExpectedInstalls)
do_check_eq(gExpectedInstalls.length, 0);
}
/**
* A helper method to install an array of AddonInstall to completion and then
* call a provided callback.
*
* @param aInstalls
* The array of AddonInstalls to install
* @param aCallback
* The callback to call when all installs have finished
*/
function completeAllInstalls(aInstalls, aCallback) {
let count = aInstalls.length;
if (count == 0) {
aCallback();
return;
}
function installCompleted(aInstall) {
aInstall.removeListener(listener);
if (--count == 0)
do_execute_soon(aCallback);
}
let listener = {
onDownloadFailed: installCompleted,
onDownloadCancelled: installCompleted,
onInstallFailed: installCompleted,
onInstallCancelled: installCompleted,
onInstallEnded: installCompleted
};
aInstalls.forEach(function(aInstall) {
aInstall.addListener(listener);
aInstall.install();
});
}
function promiseCompleteAllInstalls(aInstalls) {
return new Promise(resolve => {
completeAllInstalls(aInstalls, resolve);
});
}
/**
* A helper method to install an array of files and call a callback after the
* installs are completed.
*
* @param aFiles
* The array of files to install
* @param aCallback
* The callback to call when all installs have finished
* @param aIgnoreIncompatible
* Optional parameter to ignore add-ons that are incompatible in
* aome way with the application
*/
function installAllFiles(aFiles, aCallback, aIgnoreIncompatible) {
let count = aFiles.length;
let installs = [];
function callback() {
if (aCallback) {
aCallback();
}
}
aFiles.forEach(function(aFile) {
AddonManager.getInstallForFile(aFile, function(aInstall) {
if (!aInstall)
do_throw("No AddonInstall created for " + aFile.path);
do_check_eq(aInstall.state, AddonManager.STATE_DOWNLOADED);
if (!aIgnoreIncompatible || !aInstall.addon.appDisabled)
installs.push(aInstall);
if (--count == 0)
completeAllInstalls(installs, callback);
});
});
}
function promiseInstallAllFiles(aFiles, aIgnoreIncompatible) {
let deferred = Promise.defer();
installAllFiles(aFiles, deferred.resolve, aIgnoreIncompatible);
return deferred.promise;
}
if ("nsIWindowsRegKey" in AM_Ci) {
var MockRegistry = {
LOCAL_MACHINE: {},
CURRENT_USER: {},
CLASSES_ROOT: {},
getRoot: function(aRoot) {
switch (aRoot) {
case AM_Ci.nsIWindowsRegKey.ROOT_KEY_LOCAL_MACHINE:
return MockRegistry.LOCAL_MACHINE;
case AM_Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER:
return MockRegistry.CURRENT_USER;
case AM_Ci.nsIWindowsRegKey.ROOT_KEY_CLASSES_ROOT:
return MockRegistry.CLASSES_ROOT;
default:
do_throw("Unknown root " + aRootKey);
return null;
}
},
setValue: function(aRoot, aPath, aName, aValue) {
let rootKey = MockRegistry.getRoot(aRoot);
if (!(aPath in rootKey)) {
rootKey[aPath] = [];
}
else {
for (let i = 0; i < rootKey[aPath].length; i++) {
if (rootKey[aPath][i].name == aName) {
if (aValue === null)
rootKey[aPath].splice(i, 1);
else
rootKey[aPath][i].value = aValue;
return;
}
}
}
if (aValue === null)
return;
rootKey[aPath].push({
name: aName,
value: aValue
});
}
};
/**
* This is a mock nsIWindowsRegistry implementation. It only implements the
* methods that the extension manager requires.
*/
function MockWindowsRegKey() {
}
MockWindowsRegKey.prototype = {
values: null,
// --- Overridden nsISupports interface functions ---
QueryInterface: XPCOMUtils.generateQI([AM_Ci.nsIWindowsRegKey]),
// --- Overridden nsIWindowsRegKey interface functions ---
open: function(aRootKey, aRelPath, aMode) {
let rootKey = MockRegistry.getRoot(aRootKey);
if (!(aRelPath in rootKey))
rootKey[aRelPath] = [];
this.values = rootKey[aRelPath];
},
close: function() {
this.values = null;
},
get valueCount() {
if (!this.values)
throw Components.results.NS_ERROR_FAILURE;
return this.values.length;
},
getValueName: function(aIndex) {
if (!this.values || aIndex >= this.values.length)
throw Components.results.NS_ERROR_FAILURE;
return this.values[aIndex].name;
},
readStringValue: function(aName) {
for (let value of this.values) {
if (value.name == aName)
return value.value;
}
return null;
}
};
var WinRegFactory = {
createInstance: function(aOuter, aIid) {
if (aOuter != null)
throw Components.results.NS_ERROR_NO_AGGREGATION;
var key = new MockWindowsRegKey();
return key.QueryInterface(aIid);
}
};
var registrar = Components.manager.QueryInterface(AM_Ci.nsIComponentRegistrar);
registrar.registerFactory(Components.ID("{0478de5b-0f38-4edb-851d-4c99f1ed8eba}"),
"Mock Windows Registry Implementation",
"@mozilla.org/windows-registry-key;1", WinRegFactory);
}
// Get the profile directory for tests to use.
const gProfD = do_get_profile();
const EXTENSIONS_DB = "extensions.json";
let gExtensionsJSON = gProfD.clone();
gExtensionsJSON.append(EXTENSIONS_DB);
const EXTENSIONS_INI = "extensions.ini";
let gExtensionsINI = gProfD.clone();
gExtensionsINI.append(EXTENSIONS_INI);
// Enable more extensive EM logging
Services.prefs.setBoolPref("extensions.logging.enabled", true);
// By default only load extensions from the profile install location
Services.prefs.setIntPref("extensions.enabledScopes", AddonManager.SCOPE_PROFILE);
// By default don't disable add-ons from any scope
Services.prefs.setIntPref("extensions.autoDisableScopes", 0);
// By default, don't cache add-ons in AddonRepository.jsm
Services.prefs.setBoolPref("extensions.getAddons.cache.enabled", false);
// Disable the compatibility updates window by default
Services.prefs.setBoolPref("extensions.showMismatchUI", false);
// Point update checks to the local machine for fast failures
Services.prefs.setCharPref("extensions.update.url", "http://127.0.0.1/updateURL");
Services.prefs.setCharPref("extensions.update.background.url", "http://127.0.0.1/updateBackgroundURL");
Services.prefs.setCharPref("extensions.blocklist.url", "http://127.0.0.1/blocklistURL");
// By default ignore bundled add-ons
Services.prefs.setBoolPref("extensions.installDistroAddons", false);
// By default use strict compatibility
Services.prefs.setBoolPref("extensions.strictCompatibility", true);
// By default, set min compatible versions to 0
Services.prefs.setCharPref(PREF_EM_MIN_COMPAT_APP_VERSION, "0");
Services.prefs.setCharPref(PREF_EM_MIN_COMPAT_PLATFORM_VERSION, "0");
// Register a temporary directory for the tests.
const gTmpD = gProfD.clone();
gTmpD.append("temp");
gTmpD.create(AM_Ci.nsIFile.DIRECTORY_TYPE, FileUtils.PERMS_DIRECTORY);
registerDirectory("TmpD", gTmpD);
// Write out an empty blocklist.xml file to the profile to ensure nothing
// is blocklisted by default
var blockFile = gProfD.clone();
blockFile.append("blocklist.xml");
var stream = AM_Cc["@mozilla.org/network/file-output-stream;1"].
createInstance(AM_Ci.nsIFileOutputStream);
stream.init(blockFile, FileUtils.MODE_WRONLY | FileUtils.MODE_CREATE | FileUtils.MODE_TRUNCATE,
FileUtils.PERMS_FILE, 0);
var data = "\n" +
"\n" +
"\n";
stream.write(data, data.length);
stream.close();
// Copies blocklistFile (an nsIFile) to gProfD/blocklist.xml.
function copyBlocklistToProfile(blocklistFile) {
var dest = gProfD.clone();
dest.append("blocklist.xml");
if (dest.exists())
dest.remove(false);
blocklistFile.copyTo(gProfD, "blocklist.xml");
dest.lastModifiedTime = Date.now();
}
// Throw a failure and attempt to abandon the test if it looks like it is going
// to timeout
function timeout() {
timer = null;
do_throw("Test ran longer than " + TIMEOUT_MS + "ms");
// Attempt to bail out of the test
do_test_finished();
}
var timer = AM_Cc["@mozilla.org/timer;1"].createInstance(AM_Ci.nsITimer);
timer.init(timeout, TIMEOUT_MS, AM_Ci.nsITimer.TYPE_ONE_SHOT);
// Make sure that a given path does not exist
function pathShouldntExist(aPath) {
if (aPath.exists()) {
do_throw("Test cleanup: path " + aPath.path + " exists when it should not");
}
}
do_register_cleanup(function addon_cleanup() {
if (timer)
timer.cancel();
for (let file of temp_xpis) {
if (file.exists())
file.remove(false);
}
// Check that the temporary directory is empty
var dirEntries = gTmpD.directoryEntries
.QueryInterface(AM_Ci.nsIDirectoryEnumerator);
var entry;
while ((entry = dirEntries.nextFile)) {
do_throw("Found unexpected file in temporary directory: " + entry.leafName);
}
dirEntries.close();
var testDir = gProfD.clone();
testDir.append("extensions");
testDir.append("trash");
pathShouldntExist(testDir);
testDir.leafName = "staged";
pathShouldntExist(testDir);
testDir.leafName = "staged-xpis";
pathShouldntExist(testDir);
shutdownManager();
// Clear commonly set prefs.
try {
Services.prefs.clearUserPref(PREF_EM_CHECK_UPDATE_SECURITY);
} catch (e) {}
try {
Services.prefs.clearUserPref(PREF_EM_STRICT_COMPATIBILITY);
} catch (e) {}
});
/**
* Handler function that responds with the interpolated
* static file associated to the URL specified by request.path.
* This replaces the %PORT% entries in the file with the actual
* value of the running server's port (stored in gPort).
*/
function interpolateAndServeFile(request, response) {
try {
let file = gUrlToFileMap[request.path];
var data = "";
var fstream = Components.classes["@mozilla.org/network/file-input-stream;1"].
createInstance(Components.interfaces.nsIFileInputStream);
var cstream = Components.classes["@mozilla.org/intl/converter-input-stream;1"].
createInstance(Components.interfaces.nsIConverterInputStream);
fstream.init(file, -1, 0, 0);
cstream.init(fstream, "UTF-8", 0, 0);
let str = {};
let read = 0;
do {
// read as much as we can and put it in str.value
read = cstream.readString(0xffffffff, str);
data += str.value;
} while (read != 0);
data = data.replace(/%PORT%/g, gPort);
response.write(data);
} catch (e) {
do_throw("Exception while serving interpolated file.");
} finally {
cstream.close(); // this closes fstream as well
}
}
/**
* Sets up a path handler for the given URL and saves the
* corresponding file in the global url -> file map.
*
* @param url
* the actual URL
* @param file
* nsILocalFile representing a static file
*/
function mapUrlToFile(url, file, server) {
server.registerPathHandler(url, interpolateAndServeFile);
gUrlToFileMap[url] = file;
}
function mapFile(path, server) {
mapUrlToFile(path, do_get_file(path), server);
}
/**
* Take out the port number in an URL
*
* @param url
* String that represents an URL with a port number in it
*/
function remove_port(url) {
if (typeof url === "string")
return url.replace(/:\d+/, "");
return url;
}
// Wrap a function (typically a callback) to catch and report exceptions
function do_exception_wrap(func) {
return function() {
try {
func.apply(null, arguments);
}
catch(e) {
do_report_unexpected_exception(e);
}
};
}
/**
* Change the schema version of the JSON extensions database
*/
function changeXPIDBVersion(aNewVersion) {
let jData = loadJSON(gExtensionsJSON);
jData.schemaVersion = aNewVersion;
saveJSON(jData, gExtensionsJSON);
}
/**
* Load a file into a string
*/
function loadFile(aFile) {
let data = "";
let fstream = Components.classes["@mozilla.org/network/file-input-stream;1"].
createInstance(Components.interfaces.nsIFileInputStream);
let cstream = Components.classes["@mozilla.org/intl/converter-input-stream;1"].
createInstance(Components.interfaces.nsIConverterInputStream);
fstream.init(aFile, -1, 0, 0);
cstream.init(fstream, "UTF-8", 0, 0);
let str = {};
let read = 0;
do {
read = cstream.readString(0xffffffff, str); // read as much as we can and put it in str.value
data += str.value;
} while (read != 0);
cstream.close();
return data;
}
/**
* Raw load of a JSON file
*/
function loadJSON(aFile) {
let data = loadFile(aFile);
do_print("Loaded JSON file " + aFile.path);
return(JSON.parse(data));
}
/**
* Raw save of a JSON blob to file
*/
function saveJSON(aData, aFile) {
do_print("Starting to save JSON file " + aFile.path);
let stream = FileUtils.openSafeFileOutputStream(aFile);
let converter = AM_Cc["@mozilla.org/intl/converter-output-stream;1"].
createInstance(AM_Ci.nsIConverterOutputStream);
converter.init(stream, "UTF-8", 0, 0x0000);
// XXX pretty print the JSON while debugging
converter.writeString(JSON.stringify(aData, null, 2));
converter.flush();
// nsConverterOutputStream doesn't finish() safe output streams on close()
FileUtils.closeSafeFileOutputStream(stream);
converter.close();
do_print("Done saving JSON file " + aFile.path);
}
/**
* Create a callback function that calls do_execute_soon on an actual callback and arguments
*/
function callback_soon(aFunction) {
return function(...args) {
do_execute_soon(function() {
aFunction.apply(null, args);
}, aFunction.name ? "delayed callback " + aFunction.name : "delayed callback");
}
}
/**
* A promise-based variant of AddonManager.getAddonsByIDs.
*
* @param {array} list As the first argument of AddonManager.getAddonsByIDs
* @return {promise}
* @resolve {array} The list of add-ons sent by AddonManaget.getAddonsByIDs to
* its callback.
*/
function promiseAddonsByIDs(list) {
return new Promise(resolve => AddonManager.getAddonsByIDs(list, resolve));
}
/**
* A promise-based variant of AddonManager.getAddonByID.
*
* @param {string} aId The ID of the add-on.
* @return {promise}
* @resolve {AddonWrapper} The corresponding add-on, or null.
*/
function promiseAddonByID(aId) {
return new Promise(resolve => AddonManager.getAddonByID(aId, resolve));
}
/**
* A promise-based variant of AddonManager.getAddonsWithOperationsByTypes
*
* @param {array} aTypes The first argument to
* AddonManager.getAddonsWithOperationsByTypes
* @return {promise}
* @resolve {array} The list of add-ons sent by
* AddonManaget.getAddonsWithOperationsByTypes to its callback.
*/
function promiseAddonsWithOperationsByTypes(aTypes) {
return new Promise(resolve => AddonManager.getAddonsWithOperationsByTypes(aTypes, resolve));
}
/**
* Returns a promise that will be resolved when an add-on update check is
* complete. The value resolved will be an AddonInstall if a new version was
* found.
*/
function promiseFindAddonUpdates(addon, reason = AddonManager.UPDATE_WHEN_PERIODIC_UPDATE) {
return new Promise((resolve, reject) => {
addon.findUpdates({
install: null,
onUpdateAvailable: function(addon, install) {
this.install = install;
},
onUpdateFinished: function(addon, error) {
if (error == AddonManager.UPDATE_STATUS_NO_ERROR)
resolve(this.install);
else
reject(error);
}
}, reason);
});
}