| /* |
| * Copyright (C) 2016 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. |
| */ |
| |
| #include "config.h" |
| #include "WebPluginInfoProvider.h" |
| |
| #include "HangDetectionDisabler.h" |
| #include "WebCoreArgumentCoders.h" |
| #include "WebProcess.h" |
| #include "WebProcessProxyMessages.h" |
| #include <WebCore/Document.h> |
| #include <WebCore/DocumentLoader.h> |
| #include <WebCore/Frame.h> |
| #include <WebCore/FrameLoader.h> |
| #include <WebCore/LegacySchemeRegistry.h> |
| #include <WebCore/Page.h> |
| #include <WebCore/Settings.h> |
| #include <wtf/text/StringHash.h> |
| |
| #if PLATFORM(MAC) |
| #include <WebCore/StringUtilities.h> |
| #endif |
| |
| #if ENABLE(PDFKIT_PLUGIN) |
| #include "PDFPlugin.h" |
| #endif |
| |
| namespace WebKit { |
| using namespace WebCore; |
| |
| WebPluginInfoProvider& WebPluginInfoProvider::singleton() |
| { |
| static WebPluginInfoProvider& pluginInfoProvider = adoptRef(*new WebPluginInfoProvider).leakRef(); |
| |
| return pluginInfoProvider; |
| } |
| |
| WebPluginInfoProvider::WebPluginInfoProvider() |
| { |
| } |
| |
| WebPluginInfoProvider::~WebPluginInfoProvider() |
| { |
| } |
| |
| void WebPluginInfoProvider::refreshPlugins() |
| { |
| } |
| |
| Vector<PluginInfo> WebPluginInfoProvider::pluginInfo(Page& page, std::optional<Vector<SupportedPluginIdentifier>>& supportedPluginIdentifiers) |
| { |
| #if ENABLE(PDFKIT_PLUGIN) |
| UNUSED_PARAM(page); |
| UNUSED_PARAM(supportedPluginIdentifiers); |
| return { PDFPlugin::pluginInfo() }; |
| #else |
| UNUSED_PARAM(page); |
| UNUSED_PARAM(supportedPluginIdentifiers); |
| return { }; |
| #endif // ENABLE(PDFKIT_PLUGIN) |
| } |
| |
| Vector<WebCore::PluginInfo> WebPluginInfoProvider::webVisiblePluginInfo(Page& page, const URL& url) |
| { |
| std::optional<Vector<WebCore::SupportedPluginIdentifier>> supportedPluginIdentifiers; |
| auto plugins = pluginInfo(page, supportedPluginIdentifiers); |
| |
| plugins.removeAllMatching([&] (auto& plugin) { |
| return supportedPluginIdentifiers && !isSupportedPlugin(*supportedPluginIdentifiers, url, plugin.bundleIdentifier); |
| }); |
| |
| #if PLATFORM(MAC) |
| if (LegacySchemeRegistry::shouldTreatURLSchemeAsLocal(url.protocol().toString())) |
| return plugins; |
| |
| for (int32_t i = plugins.size() - 1; i >= 0; --i) { |
| auto& info = plugins.at(i); |
| |
| // Allow built-in plugins. Also tentatively allow plugins that the client might later selectively permit. |
| if (info.isApplicationPlugin || info.clientLoadPolicy == WebCore::PluginLoadClientPolicy::Ask) |
| continue; |
| |
| if (info.clientLoadPolicy == WebCore::PluginLoadClientPolicy::Block) |
| plugins.remove(i); |
| } |
| #endif |
| return plugins; |
| } |
| |
| } |