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/*
* Copyright (C) 2012, 2014, 2016 Igalia S.L.
*
* 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. ``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
* 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 "UserAgentQuirks.h"
#include "PublicSuffix.h"
#include <wtf/URL.h>
namespace WebCore {
// When editing the quirks in this file, be sure to update
// Tools/TestWebKitAPI/Tests/WebCore/UserAgentQuirks.cpp.
static bool isGoogle(const URL& url)
{
String domain = url.host().toString();
String baseDomain = topPrivatelyControlledDomain(domain);
// Our Google UA is *very* complicated to get right. Read
// https://webkit.org/b/142074 carefully before changing. Test that 3D
// view is available in Google Maps. Test Google Calendar. Test logging out
// and logging in to a Google account. Change platformVersionForUAString()
// to return "FreeBSD amd64" and test everything again.
if (baseDomain.startsWith("google."))
return true;
if (baseDomain == "gstatic.com")
return true;
if (baseDomain == "googleusercontent.com")
return true;
// googleapis.com is in the public suffix list, which is confusing. E.g.
// fonts.googleapis.com is actually a base domain.
if (domain.endsWith(".googleapis.com"))
return true;
return false;
}
// Be careful with this quirk: it's an invitation for sites to use JavaScript
// that works in Chrome that WebKit cannot handle. Prefer other quirks instead.
static bool urlRequiresChromeBrowser(const URL& url)
{
String domain = url.host().toString();
String baseDomain = topPrivatelyControlledDomain(domain);
// Needed for fonts on many sites to work with WebKit.
// https://bugs.webkit.org/show_bug.cgi?id=147296
if (baseDomain == "typekit.net" || baseDomain == "typekit.com")
return true;
// This site completely blocks the login page with WebKitGTK's standard user
// agent and ask users to use Google Chrome or Microsoft Internet Explorer.
if (domain == "auth.mayohr.com")
return true;
return false;
}
// Prefer using the macOS platform quirk rather than the Firefox quirk. This
// quirk is good for websites that do macOS-specific things we don't want on
// other platforms, and when the risk of the website doing Firefox-specific
// things is relatively low.
static bool urlRequiresFirefoxBrowser(const URL& url)
{
String domain = url.host().toString();
// This quirk actually has nothing to do with YouTube. It's needed to avoid
// unsupported browser warnings on Google Docs. After removing this quirk,
// to reproduce the warnings you will need to sign out of Google, then click
// on a link to a non-public document that requires signing in. The
// unsupported browser warning will be displayed after signing in.
if (domain == "accounts.youtube.com" || domain == "docs.google.com")
return true;
// Google Drive shows an unsupported browser warning with WebKitGTK's
// standard user agent.
if (domain == "drive.google.com")
return true;
// Red Hat Bugzilla displays a warning page when performing searches with WebKitGTK's standard
// user agent.
if (domain == "bugzilla.redhat.com")
return true;
return false;
}
static bool urlRequiresMacintoshPlatform(const URL& url)
{
String domain = url.host().toString();
String baseDomain = topPrivatelyControlledDomain(domain);
// At least finance.yahoo.com displays a mobile version with WebKitGTK's standard user agent.
if (baseDomain == "yahoo.com")
return true;
// taobao.com displays a mobile version with WebKitGTK's standard user agent.
if (baseDomain == "taobao.com")
return true;
// web.whatsapp.com completely blocks users with WebKitGTK's standard user agent.
if (baseDomain == "whatsapp.com")
return true;
// paypal.com completely blocks users with WebKitGTK's standard user agent.
if (baseDomain == "paypal.com")
return true;
// chase.com displays a huge "please update your browser" warning with
// WebKitGTK's standard user agent.
if (baseDomain == "chase.com")
return true;
// Microsoft Outlook Web App forces users with WebKitGTK's standard user
// agent to use the light version. Earlier versions even block users from
// accessing the calendar.
if (domain == "outlook.live.com"
|| domain == "mail.ntu.edu.tw"
|| domain == "exchange.tu-berlin.de")
return true;
// Bank of America shows an unsupported browser warning with WebKitGTK's
// standard user agent.
if (baseDomain == "bankofamerica.com")
return true;
return false;
}
static bool urlRequiresLinuxDesktopPlatform(const URL& url)
{
return isGoogle(url);
}
UserAgentQuirks UserAgentQuirks::quirksForURL(const URL& url)
{
ASSERT(!url.isNull());
UserAgentQuirks quirks;
if (urlRequiresChromeBrowser(url))
quirks.add(UserAgentQuirks::NeedsChromeBrowser);
else if (urlRequiresFirefoxBrowser(url))
quirks.add(UserAgentQuirks::NeedsFirefoxBrowser);
if (urlRequiresMacintoshPlatform(url))
quirks.add(UserAgentQuirks::NeedsMacintoshPlatform);
else if (urlRequiresLinuxDesktopPlatform(url))
quirks.add(UserAgentQuirks::NeedsLinuxDesktopPlatform);
return quirks;
}
String UserAgentQuirks::stringForQuirk(UserAgentQuirk quirk)
{
switch (quirk) {
case NeedsChromeBrowser:
// Get versions from https://chromium.googlesource.com/chromium/src.git
return "Chrome/83.0.4096.4"_s;
case NeedsFirefoxBrowser:
return "; rv:76.0) Gecko/20100101 Firefox/76.0"_s;
case NeedsMacintoshPlatform:
return "Macintosh; Intel Mac OS X 10_15"_s;
case NeedsLinuxDesktopPlatform:
return "X11; Linux x86_64"_s;
case NumUserAgentQuirks:
default:
ASSERT_NOT_REACHED();
}
return ""_s;
}
}