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Unified Diff: chrome/browser/net/chrome_network_delegate.cc

Issue 354183002: Enforce SafetyMode for YouTube if prefs::kForceSafeSearch is on. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: revert string_util.h change Created 6 years, 5 months ago
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Index: chrome/browser/net/chrome_network_delegate.cc
diff --git a/chrome/browser/net/chrome_network_delegate.cc b/chrome/browser/net/chrome_network_delegate.cc
index 4e81a7bd4a102768eda9b363b662cf17e70c37b6..1400aa062f2038aa0baefe94f6ae873009a3d43e 100644
--- a/chrome/browser/net/chrome_network_delegate.cc
+++ b/chrome/browser/net/chrome_network_delegate.cc
@@ -16,7 +16,6 @@
#include "base/prefs/pref_member.h"
#include "base/prefs/pref_service.h"
#include "base/strings/string_number_conversions.h"
-#include "base/strings/string_split.h"
#include "base/time/time.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/content_settings/cookie_settings.h"
@@ -25,19 +24,18 @@
#include "chrome/browser/net/chrome_extensions_network_delegate.h"
#include "chrome/browser/net/client_hints.h"
#include "chrome/browser/net/connect_interceptor.h"
+#include "chrome/browser/net/safe_search_util.h"
#include "chrome/browser/performance_monitor/performance_monitor.h"
#include "chrome/browser/prerender/prerender_tracker.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/browser/task_manager/task_manager.h"
#include "chrome/common/pref_names.h"
-#include "chrome/common/url_constants.h"
#include "components/data_reduction_proxy/browser/data_reduction_proxy_auth_request_handler.h"
#include "components/data_reduction_proxy/browser/data_reduction_proxy_metrics.h"
#include "components/data_reduction_proxy/browser/data_reduction_proxy_params.h"
#include "components/data_reduction_proxy/browser/data_reduction_proxy_protocol.h"
#include "components/data_reduction_proxy/browser/data_reduction_proxy_usage_stats.h"
#include "components/domain_reliability/monitor.h"
-#include "components/google/core/browser/google_util.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_view_host.h"
@@ -93,61 +91,6 @@ namespace {
const char kDNTHeader[] = "DNT";
-// Returns whether a URL parameter, |first_parameter| (e.g. foo=bar), has the
-// same key as the the |second_parameter| (e.g. foo=baz). Both parameters
-// must be in key=value form.
-bool HasSameParameterKey(const std::string& first_parameter,
- const std::string& second_parameter) {
- DCHECK(second_parameter.find("=") != std::string::npos);
- // Prefix for "foo=bar" is "foo=".
- std::string parameter_prefix = second_parameter.substr(
- 0, second_parameter.find("=") + 1);
- return StartsWithASCII(first_parameter, parameter_prefix, false);
-}
-
-// Examines the query string containing parameters and adds the necessary ones
-// so that SafeSearch is active. |query| is the string to examine and the
-// return value is the |query| string modified such that SafeSearch is active.
-std::string AddSafeSearchParameters(const std::string& query) {
- std::vector<std::string> new_parameters;
- std::string safe_parameter = chrome::kSafeSearchSafeParameter;
- std::string ssui_parameter = chrome::kSafeSearchSsuiParameter;
-
- std::vector<std::string> parameters;
- base::SplitString(query, '&', &parameters);
-
- std::vector<std::string>::iterator it;
- for (it = parameters.begin(); it < parameters.end(); ++it) {
- if (!HasSameParameterKey(*it, safe_parameter) &&
- !HasSameParameterKey(*it, ssui_parameter)) {
- new_parameters.push_back(*it);
- }
- }
-
- new_parameters.push_back(safe_parameter);
- new_parameters.push_back(ssui_parameter);
- return JoinString(new_parameters, '&');
-}
-
-// If |request| is a request to Google Web Search the function
-// enforces that the SafeSearch query parameters are set to active.
-// Sets the query part of |new_url| with the new value of the parameters.
-void ForceGoogleSafeSearch(net::URLRequest* request,
- GURL* new_url) {
- if (!google_util::IsGoogleSearchUrl(request->url()) &&
- !google_util::IsGoogleHomePageUrl(request->url()))
- return;
-
- std::string query = request->url().query();
- std::string new_query = AddSafeSearchParameters(query);
- if (query == new_query)
- return;
-
- GURL::Replacements replacements;
- replacements.SetQueryStr(new_query);
- *new_url = request->url().ReplaceComponents(replacements);
-}
-
// Gets called when the extensions finish work on the URL. If the extensions
// did not do a redirect (so |new_url| is empty) then we enforce the
// SafeSearch parameters. Otherwise we will get called again after the
@@ -158,7 +101,7 @@ void ForceGoogleSafeSearchCallbackWrapper(
GURL* new_url,
int rv) {
if (rv == net::OK && new_url->is_empty())
- ForceGoogleSafeSearch(request, new_url);
+ safe_search_util::ForceGoogleSafeSearch(request, new_url);
callback.Run(rv);
}
@@ -467,7 +410,7 @@ int ChromeNetworkDelegate::OnBeforeURLRequest(
request, wrapped_callback, new_url);
if (force_safe_search && rv == net::OK && new_url->is_empty())
- ForceGoogleSafeSearch(request, new_url);
+ safe_search_util::ForceGoogleSafeSearch(request, new_url);
if (connect_interceptor_)
connect_interceptor_->WitnessURLRequest(request);
@@ -487,6 +430,11 @@ int ChromeNetworkDelegate::OnBeforeSendHeaders(
net::URLRequest* request,
const net::CompletionCallback& callback,
net::HttpRequestHeaders* headers) {
+ bool force_safe_search = force_google_safe_search_ &&
+ force_google_safe_search_->GetValue();
+ if (force_safe_search)
+ safe_search_util::ForceYouTubeSafetyMode(request, headers);
+
TRACE_EVENT_ASYNC_STEP_PAST0("net", "URLRequest", request, "SendRequest");
return extensions_delegate_->OnBeforeSendHeaders(request, callback, headers);
}
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