user_agent_normalizer.h

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// Copyright 2013 Google Inc. All Rights Reserved.


#ifndef PAGESPEED_KERNEL_HTTP_USER_AGENT_NORMALIZER_H_
#define PAGESPEED_KERNEL_HTTP_USER_AGENT_NORMALIZER_H_

#include <vector>

#include "pagespeed/kernel/base/basictypes.h"
#include "pagespeed/kernel/base/string.h"
#include "pagespeed/kernel/util/re2.h"

namespace net_instaweb {

class UserAgentNormalizer {
 public:
  UserAgentNormalizer() {}
  virtual ~UserAgentNormalizer();

  virtual GoogleString Normalize(const GoogleString& in) const = 0;

  static GoogleString NormalizeWithAll(
      const std::vector<const UserAgentNormalizer*>& ua_normalizers,
      const GoogleString& ua_in);

 private:
  
};

class AndroidUserAgentNormalizer : public UserAgentNormalizer {
 public:
  AndroidUserAgentNormalizer();
  virtual ~AndroidUserAgentNormalizer();

  virtual GoogleString Normalize(const GoogleString& in) const;

 private:
  RE2 dalvik_ua_;
  RE2 chrome_android_ua_;
  RE2 android_browser_ua_;
};

class IEUserAgentNormalizer : public UserAgentNormalizer {
 public:
  IEUserAgentNormalizer();
  virtual ~IEUserAgentNormalizer();

  virtual GoogleString Normalize(const GoogleString& in) const;

 private:
  RE2 ie_ua_;
};

}  

#endif