Omnibox: Make URLs of Bookmarks Searchable

chrome/browser/bookmarks/bookmark_utils.h

 // Copyright (c) 2012 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_BOOKMARKS_BOOKMARK_UTILS_H_
 #define CHROME_BROWSER_BOOKMARKS_BOOKMARK_UTILS_H_
 
 #include <string>
 #include <vector>
 
 #include "base/strings/string16.h"
 #include "chrome/browser/bookmarks/bookmark_node_data.h"
 
 class BookmarkModel;
 class BookmarkNode;
 class Profile;
+class GURL;
 
 namespace user_prefs {
 class PrefRegistrySyncable;
 }
 
 // A collection of bookmark utility functions used by various parts of the UI
-// that show bookmarks: bookmark manager, bookmark bar view ...
+// that show bookmarks (bookmark manager, bookmark bar view, ...) and other
+// systems that involve indexing and searching bookmarks.
 namespace bookmark_utils {
 
 // Fields to use when finding matching bookmarks.
 struct QueryFields {
   QueryFields();
   ~QueryFields();
 
   scoped_ptr<base::string16> word_phrase_query;
   scoped_ptr<base::string16> url;
   scoped_ptr<base::string16> title;
@@ skipping 66 matching lines @@
 void DeleteBookmarkFolders(BookmarkModel* model, const std::vector<int64>& ids);
 
 // If there are no bookmarks for url, a bookmark is created.
 void AddIfNotBookmarked(BookmarkModel* model,
                         const GURL& url,
                         const base::string16& title);
 
 // Removes all bookmarks for the given |url|.
 void RemoveAllBookmarks(BookmarkModel* model, const GURL& url);
 
+// Truncates an overly-long URL, unescapes it, and lower-cases it,
+// returning the result.  This unescaping makes it possible to match
+// substrings that were originally escaped for navigation; for
+// example, if the user searched for "a&p", the query would be escaped
+// as "a%26p", so without unescaping, an input string of "a&p" would
+// no longer match this URL.  Note that the resulting unescaped URL
+// may not be directly navigable (which is why we escaped it to begin
+// with).  |languages| is passed to net::FormatUrl().
+base::string16 CleanUpUrlForMatching(const GURL& gurl,
+                                     const std::string& languages);
+
+// Returns the lower-cased title, possibly truncated if the original title
+// is overly-long.
+base::string16 CleanUpTitleForMatching(const base::string16& title);
+
 }  // namespace bookmark_utils
 
 #endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_UTILS_H_