Componentize TemplateURLService

chrome/browser/webdata/keyword_table.h

Index: chrome/browser/webdata/keyword_table.h
diff --git a/chrome/browser/webdata/keyword_table.h b/chrome/browser/webdata/keyword_table.h
deleted file mode 100644
index 9dd67fa8a3b9ca7169d591b04946e0f8ee4169f2..0000000000000000000000000000000000000000
--- a/chrome/browser/webdata/keyword_table.h
+++ /dev/null
@@ -1,185 +0,0 @@
-// 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_WEBDATA_KEYWORD_TABLE_H_
-#define CHROME_BROWSER_WEBDATA_KEYWORD_TABLE_H_
-
-#include <string>
-#include <vector>
-
-#include "base/compiler_specific.h"
-#include "base/gtest_prod_util.h"
-#include "base/strings/string16.h"
-#include "components/search_engines/template_url_id.h"
-#include "components/webdata/common/web_database_table.h"
-
-struct TemplateURLData;
-class WebDatabase;
-
-namespace sql {
-class Statement;
-}  // namespace sql
-
-// This class manages the |keywords| MetaTable within the SQLite database
-// passed to the constructor. It expects the following schema:
-//
-// Note: The database stores time in seconds, UTC.
-//
-// keywords                 Most of the columns mirror that of a field in
-//                          TemplateURLData.  See that struct for more details.
-//   id
-//   short_name
-//   keyword
-//   favicon_url
-//   url
-//   show_in_default_list
-//   safe_for_autoreplace
-//   originating_url
-//   date_created           This column was added after we allowed keywords.
-//                          Keywords created before we started tracking
-//                          creation date have a value of 0 for this.
-//   usage_count
-//   input_encodings        Semicolon separated list of supported input
-//                          encodings, may be empty.
-//   suggest_url
-//   prepopulate_id         See TemplateURLData::prepopulate_id.
-//   created_by_policy      See TemplateURLData::created_by_policy.  This was
-//                          added in version 26.
-//   instant_url            See TemplateURLData::instant_url.  This was added in
-//                          version 29.
-//   last_modified          See TemplateURLData::last_modified.  This was added
-//                          in version 38.
-//   sync_guid              See TemplateURLData::sync_guid. This was added in
-//                          version 39.
-//   alternate_urls         See TemplateURLData::alternate_urls. This was added
-//                          in version 47.
-//   search_terms_replacement_key
-//                          See TemplateURLData::search_terms_replacement_key.
-//                          This was added in version 49.
-//   image_url              See TemplateURLData::image_url. This was added in
-//                          version 52.
-//   search_url_post_params See TemplateURLData::search_url_post_params. This
-//                          was added in version 52.
-//   suggest_url_post_params See TemplateURLData::suggestions_url_post_params.
-//                          This was added in version 52.
-//   instant_url_post_params See TemplateURLData::instant_url_post_params. This
-//                          was added in version 52.
-//   image_url_post_params  See TemplateURLData::image_url_post_params. This
-//                          was added in version 52.
-//   new_tab_url            See TemplateURLData::new_tab_url. This was added in
-//                          version 53.
-//
-// This class also manages some fields in the |meta| table:
-//
-// Default Search Provider ID        The id of the default search provider.
-// Builtin Keyword Version           The version of builtin keywords data.
-//
-class KeywordTable : public WebDatabaseTable {
- public:
-  enum OperationType {
-    ADD,
-    REMOVE,
-    UPDATE,
-  };
-
-  typedef std::pair<OperationType, TemplateURLData> Operation;
-  typedef std::vector<Operation> Operations;
-  typedef std::vector<TemplateURLData> Keywords;
-
-  // Constants exposed for the benefit of test code:
-
-  static const char kDefaultSearchProviderKey[];
-
-  KeywordTable();
-  virtual ~KeywordTable();
-
-  // Retrieves the KeywordTable* owned by |database|.
-  static KeywordTable* FromWebDatabase(WebDatabase* db);
-
-  virtual WebDatabaseTable::TypeKey GetTypeKey() const OVERRIDE;
-  virtual bool CreateTablesIfNecessary() OVERRIDE;
-  virtual bool IsSyncable() OVERRIDE;
-  virtual bool MigrateToVersion(int version,
-                                bool* update_compatible_version) OVERRIDE;
-
-  // Performs an arbitrary number of Add/Remove/Update operations as a single
-  // transaction.  This is provided for efficiency reasons: if the caller needs
-  // to perform a large number of operations, doing them in a single transaction
-  // instead of one-per-transaction can be dramatically more efficient.
-  bool PerformOperations(const Operations& operations);
-
-  // Loads the keywords into the specified vector. It's up to the caller to
-  // delete the returned objects.
-  // Returns true on success.
-  bool GetKeywords(Keywords* keywords);
-
-  // ID (TemplateURLData->id) of the default search provider.
-  bool SetDefaultSearchProviderID(int64 id);
-  int64 GetDefaultSearchProviderID();
-
-  // Version of the built-in keywords.
-  bool SetBuiltinKeywordVersion(int version);
-  int GetBuiltinKeywordVersion();
-
-  // Returns a comma-separated list of the keyword columns for the current
-  // version of the table.
-  static std::string GetKeywordColumns();
-
-  // Table migration functions.
-  bool MigrateToVersion21AutoGenerateKeywordColumn();
-  bool MigrateToVersion25AddLogoIDColumn();
-  bool MigrateToVersion26AddCreatedByPolicyColumn();
-  bool MigrateToVersion28SupportsInstantColumn();
-  bool MigrateToVersion29InstantURLToSupportsInstant();
-  bool MigrateToVersion38AddLastModifiedColumn();
-  bool MigrateToVersion39AddSyncGUIDColumn();
-  bool MigrateToVersion44AddDefaultSearchProviderBackup();
-  bool MigrateToVersion45RemoveLogoIDAndAutogenerateColumns();
-  bool MigrateToVersion47AddAlternateURLsColumn();
-  bool MigrateToVersion48RemoveKeywordsBackup();
-  bool MigrateToVersion49AddSearchTermsReplacementKeyColumn();
-  bool MigrateToVersion52AddImageSearchAndPOSTSupport();
-  bool MigrateToVersion53AddNewTabURLColumn();
-
- private:
-  friend class KeywordTableTest;
-  FRIEND_TEST_ALL_PREFIXES(WebDatabaseMigrationTest, MigrateVersion44ToCurrent);
-
-  // NOTE: Since the table columns have changed in different versions, many
-  // functions below take a |table_version| argument which dictates which
-  // version number's column set to use.
-
-  // Fills |data| with the data in |s|.  Returns false if we couldn't fill
-  // |data| for some reason, e.g. |s| tried to set one of the fields to an
-  // illegal value.
-  static bool GetKeywordDataFromStatement(const sql::Statement& s,
-                                          TemplateURLData* data);
-
-  // Adds a new keyword, updating the id field on success.
-  // Returns true if successful.
-  bool AddKeyword(const TemplateURLData& data);
-
-  // Removes the specified keyword.
-  // Returns true if successful.
-  bool RemoveKeyword(TemplateURLID id);
-
-  // Updates the database values for the specified url.
-  // Returns true on success.
-  bool UpdateKeyword(const TemplateURLData& data);
-
-  // Gets a string representation for keyword with id specified.
-  // Used to store its result in |meta| table or to compare with another
-  // keyword. Returns true on success, false otherwise.
-  bool GetKeywordAsString(TemplateURLID id,
-                          const std::string& table_name,
-                          std::string* result);
-
-  // Migrates table |name| (which should be either "keywords" or
-  // "keywords_backup") from version 44 to version 45.
-  bool MigrateKeywordsTableForVersion45(const std::string& name);
-
-  DISALLOW_COPY_AND_ASSIGN(KeywordTable);
-};
-
-#endif  // CHROME_BROWSER_WEBDATA_KEYWORD_TABLE_H_