Componentize TemplateURLService

chrome/browser/search_engines/search_host_to_urls_map.h

-// Copyright 2014 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_SEARCH_ENGINES_SEARCH_HOST_TO_URLS_MAP_H_
-#define CHROME_BROWSER_SEARCH_ENGINES_SEARCH_HOST_TO_URLS_MAP_H_
-
-#include <map>
-#include <set>
-#include <string>
-
-#include "base/basictypes.h"
-#include "chrome/browser/search_engines/template_url_service.h"
-
-// Holds the host to template url mappings for the search providers. WARNING:
-// This class does not own any TemplateURLs passed to it and it is up to the
-// caller to ensure the right lifetime of them.
-class SearchHostToURLsMap {
- public:
-  typedef std::set<TemplateURL*> TemplateURLSet;
-
-  SearchHostToURLsMap();
-  ~SearchHostToURLsMap();
-
-  // Initializes the map.
-  void Init(const TemplateURLService::TemplateURLVector& template_urls,
-            const SearchTermsData& search_terms_data);
-
-  // Adds a new TemplateURL to the map. Since |template_url| is owned
-  // externally, Remove or RemoveAll should be called if it becomes invalid.
-  void Add(TemplateURL* template_url,
-           const SearchTermsData& search_terms_data);
-
-  // Removes the TemplateURL from the lookup.
-  void Remove(TemplateURL* template_url);
-
-  // Returns the first TemplateURL found with a URL using the specified |host|,
-  // or NULL if there are no such TemplateURLs
-  TemplateURL* GetTemplateURLForHost(const std::string& host);
-
-  // Return the TemplateURLSet for the given the |host| or NULL if there are
-  // none.
-  TemplateURLSet* GetURLsForHost(const std::string& host);
-
- private:
-  friend class SearchHostToURLsMapTest;
-
-  typedef std::map<std::string, TemplateURLSet> HostToURLsMap;
-
-  // Adds many URLs to the map.
-  void Add(const TemplateURLService::TemplateURLVector& template_urls,
-           const SearchTermsData& search_terms_data);
-
-  // Maps from host to set of TemplateURLs whose search url host is host.
-  HostToURLsMap host_to_urls_map_;
-
-  // The security origin for the default search provider.
-  std::string default_search_origin_;
-
-  // Has Init been called?
-  bool initialized_;
-
-  DISALLOW_COPY_AND_ASSIGN(SearchHostToURLsMap);
-};
-
-#endif  // CHROME_BROWSER_SEARCH_ENGINES_SEARCH_HOST_TO_URLS_MAP_H_