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// Copyright (c) 2010 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.
#ifndef CHROME_BROWSER_NET_CHROME_COOKIE_POLICY_H_
#define CHROME_BROWSER_NET_CHROME_COOKIE_POLICY_H_
#include <map>
#include <queue>
#include <string>
#include <vector>
#include "base/ref_counted.h"
#include "googleurl/src/gurl.h"
#include "net/base/cookie_policy.h"
class HostContentSettingsMap;
// Implements CookiePolicy that may delay queries to ask the user to decide.
//
// We will only prompt the user before setting a cookie. We do not prompt the
// user before getting a cookie. However, if we are in the process of
// prompting the user, then any requests to get cookies will be deferred.
// This is done so that cookie requests remain FIFO.
//
class ChromeCookiePolicy
: public base::RefCountedThreadSafe<ChromeCookiePolicy>,
public net::CookiePolicy {
public:
explicit ChromeCookiePolicy(HostContentSettingsMap* map);
~ChromeCookiePolicy();
// CookiePolicy methods:
virtual int CanGetCookies(const GURL& url, const GURL& first_party,
net::CompletionCallback* callback);
virtual int CanSetCookie(const GURL& url, const GURL& first_party,
const std::string& cookie_line,
net::CompletionCallback* callback);
private:
class PromptDelegate;
friend class PromptDelegate;
class Completion {
public:
static Completion ForSetCookie(net::CompletionCallback* callback) {
return Completion(true, callback);
}
static Completion ForGetCookies(net::CompletionCallback* callback) {
return Completion(false, callback);
}
bool is_set_cookie_request() const { return is_set_cookie_request_; }
net::CompletionCallback* callback() const { return callback_; }
private:
Completion(bool is_set_cookie_request, net::CompletionCallback* callback)
: is_set_cookie_request_(is_set_cookie_request),
callback_(callback) {
}
bool is_set_cookie_request_;
net::CompletionCallback* callback_;
};
typedef std::vector<Completion> Completions;
typedef std::map<std::string, Completions> HostCompletionsMap;
int CheckPolicy(const GURL& url) const;
void PromptForSetCookie(const GURL& url, const std::string& cookie_line);
void DidPromptForSetCookie(const std::string& host, int result);
// A map from hostname to callbacks awaiting a cookie policy response.
// This map is only accessed on the IO thread.
HostCompletionsMap host_completions_map_;
scoped_refptr<HostContentSettingsMap> host_content_settings_map_;
};
#endif // CHROME_BROWSER_NET_CHROME_COOKIE_POLICY_H_
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