1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "google_apis/gaia/gaia_auth_util.h"
6
7 #include "base/json/json_reader.h"
8 #include "base/logging.h"
9 #include "base/strings/string_split.h"
10 #include "base/strings/string_util.h"
11 #include "base/values.h"
12 #include "google_apis/gaia/gaia_urls.h"
13 #include "url/gurl.h"
14
15 namespace gaia {
16
17 namespace {
18 const char kGmailDomain[] = "gmail.com";
19 }
20
CanonicalizeEmail(const std::string & email_address)21 std::string CanonicalizeEmail(const std::string& email_address) {
22 std::vector<std::string> parts;
23 char at = '@';
24 base::SplitString(email_address, at, &parts);
25 if (parts.size() != 2U)
26 NOTREACHED() << "expecting exactly one @, but got " << parts.size();
27 else if (parts[1] == kGmailDomain) // only strip '.' for gmail accounts.
28 base::RemoveChars(parts[0], ".", &parts[0]);
29 std::string new_email = StringToLowerASCII(JoinString(parts, at));
30 VLOG(1) << "Canonicalized " << email_address << " to " << new_email;
31 return new_email;
32 }
33
CanonicalizeDomain(const std::string & domain)34 std::string CanonicalizeDomain(const std::string& domain) {
35 // Canonicalization of domain names means lower-casing them. Make sure to
36 // update this function in sync with Canonicalize if this ever changes.
37 return StringToLowerASCII(domain);
38 }
39
SanitizeEmail(const std::string & email_address)40 std::string SanitizeEmail(const std::string& email_address) {
41 std::string sanitized(email_address);
42
43 // Apply a default domain if necessary.
44 if (sanitized.find('@') == std::string::npos) {
45 sanitized += '@';
46 sanitized += kGmailDomain;
47 }
48
49 return sanitized;
50 }
51
AreEmailsSame(const std::string & email1,const std::string & email2)52 bool AreEmailsSame(const std::string& email1, const std::string& email2) {
53 return gaia::CanonicalizeEmail(gaia::SanitizeEmail(email1)) ==
54 gaia::CanonicalizeEmail(gaia::SanitizeEmail(email2));
55 }
56
ExtractDomainName(const std::string & email_address)57 std::string ExtractDomainName(const std::string& email_address) {
58 // First canonicalize which will also verify we have proper domain part.
59 std::string email = CanonicalizeEmail(email_address);
60 size_t separator_pos = email.find('@');
61 if (separator_pos != email.npos && separator_pos < email.length() - 1)
62 return email.substr(separator_pos + 1);
63 else
64 NOTREACHED() << "Not a proper email address: " << email;
65 return std::string();
66 }
67
IsGaiaSignonRealm(const GURL & url)68 bool IsGaiaSignonRealm(const GURL& url) {
69 if (!url.SchemeIsSecure())
70 return false;
71
72 return url == GaiaUrls::GetInstance()->gaia_url();
73 }
74
75
ParseListAccountsData(const std::string & data)76 std::vector<std::string> ParseListAccountsData(const std::string& data) {
77 std::vector<std::string> account_ids;
78
79 // Parse returned data and make sure we have data.
80 scoped_ptr<base::Value> value(base::JSONReader::Read(data));
81 if (!value)
82 return account_ids;
83
84 base::ListValue* list;
85 if (!value->GetAsList(&list) || list->GetSize() < 2)
86 return account_ids;
87
88 // Get list of account info.
89 base::ListValue* accounts;
90 if (!list->GetList(1, &accounts) || accounts == NULL)
91 return account_ids;
92
93 // Build a vector of accounts from the cookie. Order is important: the first
94 // account in the list is the primary account.
95 for (size_t i = 0; i < accounts->GetSize(); ++i) {
96 base::ListValue* account;
97 if (accounts->GetList(i, &account) && account != NULL) {
98 std::string email;
99 if (account->GetString(3, &email) && !email.empty())
100 account_ids.push_back(email);
101 }
102 }
103
104 return account_ids;
105 }
106
107 } // namespace gaia
108