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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/browsing_data/browsing_data_cookie_helper.h"
#include <utility>
#include "base/bind.h"
#include "base/location.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/stl_util.h"
#include "chrome/browser/profiles/profile.h"
#include "content/public/browser/browser_thread.h"
#include "net/base/registry_controlled_domains/registry_controlled_domain.h"
#include "net/cookies/canonical_cookie.h"
#include "net/cookies/cookie_util.h"
#include "net/cookies/parsed_cookie.h"
#include "net/url_request/url_request_context.h"
#include "net/url_request/url_request_context_getter.h"
#include "url/gurl.h"
using content::BrowserThread;
namespace {
const char kGlobalCookieSetURL[] = "chrome://cookieset";
void OnFetchComplete(const BrowsingDataCookieHelper::FetchCallback& callback,
const net::CookieList& cookies) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
DCHECK(!callback.is_null());
BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
base::Bind(callback, cookies));
}
} // namespace
BrowsingDataCookieHelper::BrowsingDataCookieHelper(
net::URLRequestContextGetter* request_context_getter)
: request_context_getter_(request_context_getter) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
}
BrowsingDataCookieHelper::~BrowsingDataCookieHelper() {
}
void BrowsingDataCookieHelper::StartFetching(const FetchCallback& callback) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
DCHECK(!callback.is_null());
BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE,
base::Bind(&BrowsingDataCookieHelper::FetchCookiesOnIOThread, this,
callback));
}
void BrowsingDataCookieHelper::DeleteCookie(
const net::CanonicalCookie& cookie) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE,
base::Bind(&BrowsingDataCookieHelper::DeleteCookieOnIOThread,
this, cookie));
}
void BrowsingDataCookieHelper::FetchCookiesOnIOThread(
const FetchCallback& callback) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
DCHECK(!callback.is_null());
request_context_getter_->GetURLRequestContext()->cookie_store()->
GetAllCookiesAsync(base::Bind(&OnFetchComplete, callback));
}
void BrowsingDataCookieHelper::DeleteCookieOnIOThread(
const net::CanonicalCookie& cookie) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
request_context_getter_->GetURLRequestContext()->cookie_store()->
DeleteCanonicalCookieAsync(
cookie, net::CookieStore::DeleteCallback());
}
CannedBrowsingDataCookieHelper::CannedBrowsingDataCookieHelper(
net::URLRequestContextGetter* request_context_getter)
: BrowsingDataCookieHelper(request_context_getter) {
}
CannedBrowsingDataCookieHelper::~CannedBrowsingDataCookieHelper() {
Reset();
}
void CannedBrowsingDataCookieHelper::AddReadCookies(
const GURL& frame_url,
const GURL& url,
const net::CookieList& cookie_list) {
for (const auto& add_cookie : cookie_list)
AddCookie(frame_url, add_cookie);
}
void CannedBrowsingDataCookieHelper::AddChangedCookie(
const GURL& frame_url,
const GURL& url,
const std::string& cookie_line,
const net::CookieOptions& options) {
scoped_ptr<net::CanonicalCookie> cookie(net::CanonicalCookie::Create(
url, cookie_line, base::Time::Now(), options));
if (cookie.get())
AddCookie(frame_url, *cookie);
}
void CannedBrowsingDataCookieHelper::Reset() {
STLDeleteContainerPairSecondPointers(origin_cookie_set_map_.begin(),
origin_cookie_set_map_.end());
origin_cookie_set_map_.clear();
}
bool CannedBrowsingDataCookieHelper::empty() const {
for (const auto& pair : origin_cookie_set_map_) {
if (!pair.second->empty())
return false;
}
return true;
}
size_t CannedBrowsingDataCookieHelper::GetCookieCount() const {
size_t count = 0;
for (const auto& pair : origin_cookie_set_map_)
count += pair.second->size();
return count;
}
void CannedBrowsingDataCookieHelper::StartFetching(
const net::CookieStore::GetCookieListCallback& callback) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
net::CookieList cookie_list;
for (const auto& pair : origin_cookie_set_map_) {
cookie_list.insert(cookie_list.begin(), pair.second->begin(),
pair.second->end());
}
callback.Run(cookie_list);
}
void CannedBrowsingDataCookieHelper::DeleteCookie(
const net::CanonicalCookie& cookie) {
for (const auto& pair : origin_cookie_set_map_)
DeleteMatchingCookie(cookie, pair.second);
BrowsingDataCookieHelper::DeleteCookie(cookie);
}
bool CannedBrowsingDataCookieHelper::DeleteMatchingCookie(
const net::CanonicalCookie& add_cookie,
canonical_cookie::CookieHashSet* cookie_set) {
return cookie_set->erase(add_cookie) > 0;
}
canonical_cookie::CookieHashSet* CannedBrowsingDataCookieHelper::GetCookiesFor(
const GURL& first_party_origin) {
OriginCookieSetMap::iterator it =
origin_cookie_set_map_.find(first_party_origin);
if (it == origin_cookie_set_map_.end()) {
canonical_cookie::CookieHashSet* cookies =
new canonical_cookie::CookieHashSet;
origin_cookie_set_map_.insert(
std::pair<GURL, canonical_cookie::CookieHashSet*>(first_party_origin,
cookies));
return cookies;
}
return it->second;
}
void CannedBrowsingDataCookieHelper::AddCookie(
const GURL& frame_url,
const net::CanonicalCookie& cookie) {
// Storing cookies in separate cookie sets per frame origin makes the
// GetCookieCount method count a cookie multiple times if it is stored in
// multiple sets.
// E.g. let "example.com" be redirected to "www.example.com". A cookie set
// with the cookie string "A=B; Domain=.example.com" would be sent to both
// hosts. This means it would be stored in the separate cookie sets for both
// hosts ("example.com", "www.example.com"). The method GetCookieCount would
// count this cookie twice. To prevent this, we us a single global cookie
// set as a work-around to store all added cookies. Per frame URL cookie
// sets are currently not used. In the future they will be used for
// collecting cookies per origin in redirect chains.
// TODO(markusheintz): A) Change the GetCookiesCount method to prevent
// counting cookies multiple times if they are stored in multiple cookie
// sets. B) Replace the GetCookieFor method call below with:
// "GetCookiesFor(frame_url.GetOrigin());"
CR_DEFINE_STATIC_LOCAL(const GURL, origin_cookie_url, (kGlobalCookieSetURL));
canonical_cookie::CookieHashSet* cookie_set =
GetCookiesFor(origin_cookie_url);
DeleteMatchingCookie(cookie, cookie_set);
cookie_set->insert(cookie);
}
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