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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 "chrome/browser/chromeos/net/onc_utils.h"
#include "base/logging.h"
#include "base/values.h"
#include "chrome/browser/chromeos/ui_proxy_config.h"
#include "chrome/browser/prefs/proxy_config_dictionary.h"
#include "chromeos/network/onc/onc_utils.h"
#include "net/base/host_port_pair.h"
#include "net/proxy/proxy_bypass_rules.h"
#include "net/proxy/proxy_server.h"
#include "url/gurl.h"
namespace chromeos {
namespace onc {
namespace {
net::ProxyServer ConvertOncProxyLocationToHostPort(
net::ProxyServer::Scheme default_proxy_scheme,
const base::DictionaryValue& onc_proxy_location) {
std::string host;
onc_proxy_location.GetStringWithoutPathExpansion(onc::proxy::kHost, &host);
// Parse |host| according to the format [<scheme>"://"]<server>[":"<port>].
net::ProxyServer proxy_server =
net::ProxyServer::FromURI(host, default_proxy_scheme);
int port = 0;
onc_proxy_location.GetIntegerWithoutPathExpansion(onc::proxy::kPort, &port);
// Replace the port parsed from |host| by the provided |port|.
return net::ProxyServer(
proxy_server.scheme(),
net::HostPortPair(proxy_server.host_port_pair().host(),
static_cast<uint16>(port)));
}
void AppendProxyServerForScheme(
const base::DictionaryValue& onc_manual,
const std::string& onc_scheme,
std::string* spec) {
const base::DictionaryValue* onc_proxy_location = NULL;
if (!onc_manual.GetDictionaryWithoutPathExpansion(onc_scheme,
&onc_proxy_location)) {
return;
}
net::ProxyServer::Scheme default_proxy_scheme = net::ProxyServer::SCHEME_HTTP;
std::string url_scheme;
if (onc_scheme == proxy::kFtp) {
url_scheme = "ftp";
} else if (onc_scheme == proxy::kHttp) {
url_scheme = "http";
} else if (onc_scheme == proxy::kHttps) {
url_scheme = "https";
} else if (onc_scheme == proxy::kSocks) {
default_proxy_scheme = net::ProxyServer::SCHEME_SOCKS4;
url_scheme = "socks";
} else {
NOTREACHED();
}
net::ProxyServer proxy_server = ConvertOncProxyLocationToHostPort(
default_proxy_scheme, *onc_proxy_location);
UIProxyConfig::EncodeAndAppendProxyServer(url_scheme, proxy_server, spec);
}
net::ProxyBypassRules ConvertOncExcludeDomainsToBypassRules(
const base::ListValue& onc_exclude_domains) {
net::ProxyBypassRules rules;
for (base::ListValue::const_iterator it = onc_exclude_domains.begin();
it != onc_exclude_domains.end(); ++it) {
std::string rule;
(*it)->GetAsString(&rule);
rules.AddRuleFromString(rule);
}
return rules;
}
} // namespace
scoped_ptr<base::DictionaryValue> ConvertOncProxySettingsToProxyConfig(
const base::DictionaryValue& onc_proxy_settings) {
std::string type;
onc_proxy_settings.GetStringWithoutPathExpansion(proxy::kType, &type);
scoped_ptr<DictionaryValue> proxy_dict;
if (type == proxy::kDirect) {
proxy_dict.reset(ProxyConfigDictionary::CreateDirect());
} else if (type == proxy::kWPAD) {
proxy_dict.reset(ProxyConfigDictionary::CreateAutoDetect());
} else if (type == proxy::kPAC) {
std::string pac_url;
onc_proxy_settings.GetStringWithoutPathExpansion(proxy::kPAC, &pac_url);
GURL url(pac_url);
DCHECK(url.is_valid())
<< "PAC field is invalid for this ProxySettings.Type";
proxy_dict.reset(ProxyConfigDictionary::CreatePacScript(url.spec(),
false));
} else if (type == proxy::kManual) {
const base::DictionaryValue* manual_dict = NULL;
onc_proxy_settings.GetDictionaryWithoutPathExpansion(proxy::kManual,
&manual_dict);
std::string manual_spec;
AppendProxyServerForScheme(*manual_dict, proxy::kFtp, &manual_spec);
AppendProxyServerForScheme(*manual_dict, proxy::kHttp, &manual_spec);
AppendProxyServerForScheme(*manual_dict, proxy::kSocks, &manual_spec);
AppendProxyServerForScheme(*manual_dict, proxy::kHttps, &manual_spec);
const base::ListValue* exclude_domains = NULL;
net::ProxyBypassRules bypass_rules;
if (onc_proxy_settings.GetListWithoutPathExpansion(proxy::kExcludeDomains,
&exclude_domains)) {
bypass_rules.AssignFrom(
ConvertOncExcludeDomainsToBypassRules(*exclude_domains));
}
proxy_dict.reset(ProxyConfigDictionary::CreateFixedServers(
manual_spec, bypass_rules.ToString()));
} else {
NOTREACHED();
}
return proxy_dict.Pass();
}
} // namespace onc
} // namespace chromeos
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