file_load_mapping.h

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/*
 * Copyright 2012 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http:///www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


#ifndef NET_INSTAWEB_REWRITER_PUBLIC_FILE_LOAD_MAPPING_H_
#define NET_INSTAWEB_REWRITER_PUBLIC_FILE_LOAD_MAPPING_H_

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

namespace net_instaweb {

class FileLoadMapping : public ManuallyRefCounted {
 public:
  virtual ~FileLoadMapping();

  virtual bool Substitute(StringPiece url, GoogleString* filename) const = 0;
};

class FileLoadMappingLiteral : public FileLoadMapping {
 public:
  FileLoadMappingLiteral(const GoogleString& url_prefix,
                         const GoogleString& filename_prefix)
      : url_prefix_(url_prefix),
        filename_prefix_(filename_prefix) {}

  virtual bool Substitute(StringPiece url, GoogleString* filename) const;

 private:
  const GoogleString url_prefix_;
  const GoogleString filename_prefix_;

  
};

class FileLoadMappingRegexp : public FileLoadMapping {
 public:
  FileLoadMappingRegexp(const GoogleString& url_regexp,
                        const GoogleString& filename_prefix)
      : url_regexp_(url_regexp),
        url_regexp_str_(url_regexp),
        filename_prefix_(filename_prefix) {}

  virtual bool Substitute(StringPiece url, GoogleString* filename) const;

 private:
  const RE2 url_regexp_;
  const GoogleString url_regexp_str_;
  const GoogleString filename_prefix_;

  
};

}  

#endif