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.
5 // Some Google related utility functions.
7 #ifndef CHROME_BROWSER_GOOGLE_GOOGLE_UTIL_H__
8 #define CHROME_BROWSER_GOOGLE_GOOGLE_UTIL_H__
12 #include "base/basictypes.h"
17 // This namespace provides various helpers around handling Google-related URLs
18 // and state relating to Google Chrome distributions (such as RLZ).
19 namespace google_util {
21 // True iff |str| contains a "q=" query parameter with a non-empty value.
22 // |str| should be a query or a hash fragment, without the ? or # (as
23 // returned by GURL::query() or GURL::ref().
24 bool HasGoogleSearchQueryParam(const std::string& str);
26 // The query key that identifies a Google Extended API request for Instant.
27 const char kInstantExtendedAPIParam[] = "espv";
29 GURL LinkDoctorBaseURL();
30 void SetMockLinkDoctorBaseURLForTesting();
32 // Adds the Google locale string to the URL (e.g., hl=en-US). This does not
33 // check to see if the param already exists.
34 GURL AppendGoogleLocaleParam(const GURL& url);
36 // String version of AppendGoogleLocaleParam.
37 std::string StringAppendGoogleLocaleParam(const std::string& url);
39 // Adds the Google TLD string for the given profile to the URL (e.g., sd=com).
40 // This does not check to see if the param already exists.
41 GURL AppendGoogleTLDParam(Profile* profile, const GURL& url);
43 // Returns in |brand| the brand code or distribution tag that has been
44 // assigned to a partner. Returns false if the information is not available.
45 bool GetBrand(std::string* brand);
47 // Returns in |brand| the reactivation brand code or distribution tag
48 // that has been assigned to a partner for reactivating a dormant chrome
49 // install. Returns false if the information is not available.
50 bool GetReactivationBrand(std::string* brand);
52 // Returns the Google base URL specified on the command line, if it exists.
53 // This performs some fixup and sanity-checking to ensure that the resulting URL
54 // is valid and has no query or ref.
55 GURL CommandLineGoogleBaseURL();
57 // Returns true if a Google base URL was specified on the command line and |url|
58 // begins with that base URL. This uses a simple string equality check.
59 bool StartsWithCommandLineGoogleBaseURL(const GURL& url);
61 // WARNING: The following IsGoogleXXX() functions use heuristics to rule out
62 // "obviously false" answers. They do NOT guarantee that the string in question
63 // is actually on a Google-owned domain, just that it looks plausible. If you
64 // need to restrict some behavior to only happen on Google's officially-owned
65 // domains, use TransportSecurityState::IsGooglePinnedProperty() instead.
67 // Designate whether or not a URL checking function also checks for specific
68 // subdomains, or only "www" and empty subdomains.
69 enum SubdomainPermission {
74 // Designate whether or not a URL checking function also checks for standard
75 // ports (80 for http, 443 for https), or if it allows all port numbers.
77 ALLOW_NON_STANDARD_PORTS,
78 DISALLOW_NON_STANDARD_PORTS,
81 // True if |host| is "[www.]google.<TLD>" with a valid TLD. If
82 // |subdomain_permission| is ALLOW_SUBDOMAIN, we check against host
83 // "*.google.<TLD>" instead.
85 // If the Google base URL has been overridden on the command line, this function
86 // will also return true for any URL whose hostname exactly matches the hostname
87 // of the URL specified on the command line. In this case,
88 // |subdomain_permission| is ignored.
89 bool IsGoogleHostname(const std::string& host,
90 SubdomainPermission subdomain_permission);
92 // True if |url| is a valid URL with a host that returns true for
93 // IsGoogleHostname(), and an HTTP or HTTPS scheme. If |port_permission| is
94 // DISALLOW_NON_STANDARD_PORTS, this also requires |url| to use the standard
95 // port for its scheme (80 for HTTP, 443 for HTTPS).
97 // Note that this only checks for google.<TLD> domains, but not other Google
98 // properties. There is code in variations_http_header_provider.cc that checks
99 // for additional Google properties, which can be moved here if more callers
100 // are interested in this in the future.
101 bool IsGoogleDomainUrl(const GURL& url,
102 SubdomainPermission subdomain_permission,
103 PortPermission port_permission);
105 // True if |url| represents a valid Google home page URL.
106 bool IsGoogleHomePageUrl(const GURL& url);
108 // True if |url| represents a valid Google search URL.
109 bool IsGoogleSearchUrl(const GURL& url);
111 // True if a build is strictly organic, according to its brand code.
112 bool IsOrganic(const std::string& brand);
114 // True if a build should run as organic during first run. This uses
115 // a slightly different set of brand codes from the standard IsOrganic
117 bool IsOrganicFirstRun(const std::string& brand);
119 // True if |brand| is an internet cafe brand code.
120 bool IsInternetCafeBrandCode(const std::string& brand);
122 // This class is meant to be used only from test code, and sets the brand
123 // code returned by the function GetBrand() above while the object exists.
124 class BrandForTesting {
126 explicit BrandForTesting(const std::string& brand);
131 DISALLOW_COPY_AND_ASSIGN(BrandForTesting);
134 } // namespace google_util
136 #endif // CHROME_BROWSER_GOOGLE_GOOGLE_UTIL_H__