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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "google_apis/gaia/gaia_auth_util.h"
#include <vector>
#include "base/logging.h"
#include "base/strings/string_split.h"
#include "base/strings/string_util.h"
#include "google_apis/gaia/gaia_urls.h"
#include "url/gurl.h"
namespace gaia {
namespace {
const char kGmailDomain[] = "gmail.com";
}
std::string CanonicalizeEmail(const std::string& email_address) {
std::vector<std::string> parts;
char at = '@';
base::SplitString(email_address, at, &parts);
if (parts.size() != 2U)
NOTREACHED() << "expecting exactly one @, but got " << parts.size();
else if (parts[1] == kGmailDomain) // only strip '.' for gmail accounts.
RemoveChars(parts[0], ".", &parts[0]);
std::string new_email = StringToLowerASCII(JoinString(parts, at));
VLOG(1) << "Canonicalized " << email_address << " to " << new_email;
return new_email;
}
std::string CanonicalizeDomain(const std::string& domain) {
// Canonicalization of domain names means lower-casing them. Make sure to
// update this function in sync with Canonicalize if this ever changes.
return StringToLowerASCII(domain);
}
std::string SanitizeEmail(const std::string& email_address) {
std::string sanitized(email_address);
// Apply a default domain if necessary.
if (sanitized.find('@') == std::string::npos) {
sanitized += '@';
sanitized += kGmailDomain;
}
return sanitized;
}
bool AreEmailsSame(const std::string& email1, const std::string& email2) {
return gaia::CanonicalizeEmail(gaia::SanitizeEmail(email1)) ==
gaia::CanonicalizeEmail(gaia::SanitizeEmail(email2));
}
std::string ExtractDomainName(const std::string& email_address) {
// First canonicalize which will also verify we have proper domain part.
std::string email = CanonicalizeEmail(email_address);
size_t separator_pos = email.find('@');
if (separator_pos != email.npos && separator_pos < email.length() - 1)
return email.substr(separator_pos + 1);
else
NOTREACHED() << "Not a proper email address: " << email;
return std::string();
}
bool IsGaiaSignonRealm(const GURL& url) {
if (!url.SchemeIsSecure())
return false;
return url == GaiaUrls::GetInstance()->gaia_url();
}
} // namespace gaia
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