static String buildUserAgentString(const UserAgentQuirks& quirks)
{
StringBuilder uaString;
uaString.appendLiteral("Mozilla/5.0 ");
uaString.append('(');
if (quirks.contains(UserAgentQuirks::NeedsMacintoshPlatform))
uaString.appendLiteral("Macintosh");
else
uaString.append(platformForUAString());
uaString.appendLiteral("; ");
if (quirks.contains(UserAgentQuirks::NeedsMacintoshPlatform)) {
uaString.append(cpuDescriptionForUAString());
uaString.appendLiteral(" Mac OS X");
} else
uaString.append(platformVersionForUAString());
uaString.appendLiteral(") AppleWebKit/");
uaString.append(versionForUAString());
// Version/X is mandatory *before* Safari/X to be a valid Safari UA. See
// https://bugs.webkit.org/show_bug.cgi?id=133403 for details.
uaString.appendLiteral(" (KHTML, like Gecko) Version/8.0 Safari/");
uaString.append(versionForUAString());
return uaString.toString();
}
UserAgentQuirks UserAgentQuirks::quirksForURL(const URL& url)
{
ASSERT(!url.isNull());
UserAgentQuirks quirks;
if (urlRequiresChromeBrowser(url))
quirks.add(UserAgentQuirks::NeedsChromeBrowser);
if (urlRequiresMacintoshPlatform(url))
quirks.add(UserAgentQuirks::NeedsMacintoshPlatform);
return quirks;
}
String standardUserAgentForURL(const URL& url)
{
ASSERT(!url.isNull());
UserAgentQuirks quirks;
if (url.host().endsWith(".yahoo.com")) {
// www.yahoo.com redirects to the mobile version when Linux is present in the UA,
// use always Macintosh as platform. See https://bugs.webkit.org/show_bug.cgi?id=125444.
quirks.add(UserAgentQuirks::NeedsMacintoshPlatform);
}
// The null string means we don't need a specific UA for the given URL.
return quirks.isEmpty() ? String() : buildUserAgentString(quirks);
}
static String buildUserAgentString(const UserAgentQuirks& quirks)
{
StringBuilder uaString;
uaString.appendLiteral("Mozilla/5.0 ");
uaString.append('(');
if (quirks.contains(UserAgentQuirks::NeedsMacintoshPlatform))
uaString.append(UserAgentQuirks::stringForQuirk(UserAgentQuirks::NeedsMacintoshPlatform));
else if (quirks.contains(UserAgentQuirks::NeedsLinuxDesktopPlatform))
uaString.append(UserAgentQuirks::stringForQuirk(UserAgentQuirks::NeedsLinuxDesktopPlatform));
else {
uaString.append(platformForUAString());
uaString.appendLiteral("; ");
uaString.append(platformVersionForUAString());
}
if (quirks.contains(UserAgentQuirks::NeedsFirefoxBrowser)) {
uaString.appendLiteral("; ");
uaString.append(UserAgentQuirks::firefoxRevisionString());
uaString.appendLiteral(") ");
} else {
uaString.appendLiteral(") AppleWebKit/");
uaString.append(versionForUAString());
uaString.appendLiteral(" (KHTML, like Gecko) ");
}
// Note that Chrome UAs advertise *both* Chrome and Safari.
if (quirks.contains(UserAgentQuirks::NeedsChromeBrowser)) {
uaString.append(UserAgentQuirks::stringForQuirk(UserAgentQuirks::NeedsChromeBrowser));
uaString.appendLiteral(" ");
} else if (quirks.contains(UserAgentQuirks::NeedsFirefoxBrowser)) {
uaString.append(UserAgentQuirks::stringForQuirk(UserAgentQuirks::NeedsFirefoxBrowser));
uaString.appendLiteral(" ");
}
if (!quirks.contains(UserAgentQuirks::NeedsFirefoxBrowser)) {
// Version/X is mandatory *before* Safari/X to be a valid Safari UA. See
// https://bugs.webkit.org/show_bug.cgi?id=133403 for details.
uaString.appendLiteral("Version/10.0 Safari/");
uaString.append(versionForUAString());
}
return uaString.toString();
}