1 // Copyright 2014 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 "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_configurator.h"
6
7 #include "base/prefs/pref_service.h"
8 #include "base/prefs/scoped_user_pref_update.h"
9 #include "base/strings/string_util.h"
10 #include "chrome/browser/prefs/proxy_prefs.h"
11 #include "chrome/common/pref_names.h"
12
DataReductionProxyChromeConfigurator(PrefService * prefs)13 DataReductionProxyChromeConfigurator::DataReductionProxyChromeConfigurator(
14 PrefService* prefs) : prefs_(prefs) {
15 DCHECK(prefs);
16 }
17
~DataReductionProxyChromeConfigurator()18 DataReductionProxyChromeConfigurator::~DataReductionProxyChromeConfigurator() {
19 }
20
Enable(bool primary_restricted,bool fallback_restricted,const std::string & primary_origin,const std::string & fallback_origin,const std::string & ssl_origin)21 void DataReductionProxyChromeConfigurator::Enable(
22 bool primary_restricted,
23 bool fallback_restricted,
24 const std::string& primary_origin,
25 const std::string& fallback_origin,
26 const std::string& ssl_origin) {
27 DCHECK(prefs_);
28 DictionaryPrefUpdate update(prefs_, prefs::kProxy);
29 base::DictionaryValue* dict = update.Get();
30
31 std::vector<std::string> proxies;
32 if (!primary_restricted) {
33 std::string trimmed_primary;
34 base::TrimString(primary_origin, "/", &trimmed_primary);
35 if (!trimmed_primary.empty())
36 proxies.push_back(trimmed_primary);
37 }
38 if (!fallback_restricted) {
39 std::string trimmed_fallback;
40 base::TrimString(fallback_origin, "/", &trimmed_fallback);
41 if (!trimmed_fallback.empty())
42 proxies.push_back(trimmed_fallback);
43 }
44 if (proxies.empty()) {
45 std::string mode;
46 // If already in a disabled mode, do nothing.
47 if (dict->GetString("mode", &mode))
48 if (ProxyModeToString(ProxyPrefs::MODE_SYSTEM) == mode)
49 return;
50 Disable();
51 return;
52 }
53
54 std::string trimmed_ssl;
55 base::TrimString(ssl_origin, "/", &trimmed_ssl);
56
57 std::string server = "http=" + JoinString(proxies, ",") + ",direct://;"
58 + (ssl_origin.empty() ? "" : ("https=" + trimmed_ssl + ",direct://;"));
59
60 dict->SetString("server", server);
61 dict->SetString("mode", ProxyModeToString(ProxyPrefs::MODE_FIXED_SERVERS));
62 dict->SetString("bypass_list", JoinString(bypass_rules_, ", "));
63 }
64
Disable()65 void DataReductionProxyChromeConfigurator::Disable() {
66 DCHECK(prefs_);
67 DictionaryPrefUpdate update(prefs_, prefs::kProxy);
68 base::DictionaryValue* dict = update.Get();
69 dict->SetString("mode", ProxyModeToString(ProxyPrefs::MODE_SYSTEM));
70 dict->SetString("server", "");
71 dict->SetString("bypass_list", "");
72 }
73
AddHostPatternToBypass(const std::string & pattern)74 void DataReductionProxyChromeConfigurator::AddHostPatternToBypass(
75 const std::string& pattern) {
76 bypass_rules_.push_back(pattern);
77 }
78
AddURLPatternToBypass(const std::string & pattern)79 void DataReductionProxyChromeConfigurator::AddURLPatternToBypass(
80 const std::string& pattern) {
81 size_t pos = pattern.find('/');
82 if (pattern.find('/', pos + 1) == pos + 1)
83 pos = pattern.find('/', pos + 2);
84
85 std::string host_pattern;
86 if (pos != std::string::npos)
87 host_pattern = pattern.substr(0, pos);
88 else
89 host_pattern = pattern;
90
91 AddHostPatternToBypass(host_pattern);
92 }
93