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/*
* Copyright (C) 2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
WI.BrowserManager = class BrowserManager
{
constructor()
{
this._enabled = false;
this._extensionNameIdentifierMap = new Map;
}
// Target
initializeTarget(target)
{
if (!this._enabled)
return;
// COMPATIBILITY (iOS 13.4): Browser did not exist yet.
if (target.hasDomain("Browser"))
target.BrowserAgent.enable();
}
// Public
enable()
{
console.assert(!this._enabled);
this._enabled = true;
for (let target of WI.targetManager.allTargets)
this.initializeTarget(target);
}
disable()
{
console.assert(this._enabled);
for (let target of WI.targetManager.allTargets) {
// COMPATIBILITY (iOS 13.4): Browser did not exist yet.
if (target.hasDomain("Browser"))
target.BrowserAgent.disable();
}
this._extensionNameIdentifierMap.clear();
this._enabled = false;
}
isExtensionScheme(scheme)
{
return scheme && scheme.endsWith("-extension");
}
extensionNameForId(extensionId)
{
return this._extensionNameIdentifierMap.get(extensionId) || null;
}
extensionNameForURL(url)
{
console.assert(this.isExtensionScheme(parseURL(url).scheme));
let match = url.match(/^[a-z\-]*extension:\/\/([0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12})\//);
if (!match)
return null;
return this.extensionNameForId(match[1]);
}
extensionNameForExecutionContext(context)
{
console.assert(context instanceof WI.ExecutionContext);
console.assert(context.type === WI.ExecutionContext.Type.User);
let match = context.name.match(/^[A-Za-z]*ExtensionWorld-([0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12})$/);
if (!match)
return null;
return this.extensionNameForId(match[1]);
}
// BrowserObserver
extensionsEnabled(extensions)
{
for (let {extensionId, name} of extensions) {
console.assert(!this._extensionNameIdentifierMap.has(extensionId), `Extension already exists with id '${extensionId}'.`);
this._extensionNameIdentifierMap.set(extensionId, name);
}
}
extensionsDisabled(extensionIds)
{
for (let extensionId of extensionIds) {
let name = this._extensionNameIdentifierMap.take(extensionId);
console.assert(name, `Missing extension with id '${extensionId}'.`);
}
}
};
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