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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_AUTOFILL_AUTOFILL_DOWNLOAD_H_
#define CHROME_BROWSER_AUTOFILL_AUTOFILL_DOWNLOAD_H_
#include <map>
#include <string>
#include "base/scoped_ptr.h"
#include "base/scoped_vector.h"
#include "base/string16.h"
#include "chrome/browser/autofill/autofill_profile.h"
#include "chrome/browser/autofill/field_types.h"
#include "chrome/browser/autofill/form_structure.h"
#include "chrome/browser/net/url_fetcher.h"
// Handles getting and updating AutoFill heuristics.
class AutoFillDownloadManager : public URLFetcher::Delegate {
public:
// An interface used to notify clients of AutoFillDownloadManager.
class Observer {
public:
// Called when heuristic successfully received from server.
// |form_signature| - the signature of the requesting form.
// |heuristic_xml| - server response.
virtual void OnLoadedAutoFillHeuristics(
const std::string& form_signature,
const std::string& heuristic_xml) = 0;
// Called when heuristic either successfully considered for upload and
// not send or uploaded.
// |form_signature| - the signature of the requesting form.
virtual void OnUploadedAutoFillHeuristics(
const std::string& form_signature) = 0;
// Called when there was an error during the request.
// |form_signature| - the signature of the requesting form.
// |http_error| - http error code.
virtual void OnHeuristicsRequestError(const std::string& form_signature,
int http_error) = 0;
protected:
virtual ~Observer() {}
};
AutoFillDownloadManager();
virtual ~AutoFillDownloadManager();
// |observer| - observer to notify on successful completion or error.
void SetObserver(AutoFillDownloadManager::Observer *observer);
// Initiates request to AutoFill servers to download/upload heuristics
// |form_xml| - form structure XML to upload/download.
// |form_signature| - form signature hash.
// |query_data| - if true the data is queried and observer notified with new
// data, if available. If false heuristic data is uploaded to our servers.
// |form_was_matched| - if |query_data| is false indicates if the form was
// matched. Ignored otherwise.
bool StartRequest(const std::string& form_xml,
const std::string& form_signature,
bool query_data,
bool form_was_matched);
bool CancelRequest(const std::string& form_signature, bool query_data);
protected:
// URLFetcher::Delegate implementation:
virtual void OnURLFetchComplete(const URLFetcher* source,
const GURL& url,
const URLRequestStatus& status,
int response_code,
const ResponseCookies& cookies,
const std::string& data);
private:
struct FormRequestData {
std::string form_signature;
bool query;
};
// For each requested form for both query and upload we create a separate
// request and save its info. As url fetcher is identified by its address
// we use a map between fetchers and info.
std::map<URLFetcher *, FormRequestData> url_fetchers_;
AutoFillDownloadManager::Observer *observer_;
};
#endif // CHROME_BROWSER_AUTOFILL_AUTOFILL_DOWNLOAD_H_
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