Implementation of the "Redirect URLs to Packaged Apps" feature.

chrome/common/extensions/extension_set.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_COMMON_EXTENSIONS_EXTENSION_SET_H_
 #define CHROME_COMMON_EXTENSIONS_EXTENSION_SET_H_
 
 #include <iterator>
 #include <map>
 #include <string>
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/ref_counted.h"
 #include "chrome/common/extensions/extension.h"
 #include "googleurl/src/gurl.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSecurityOrigin.h"
 
+namespace extensions {
+struct UrlHandlerInfo;
+};
+
 class ExtensionURLInfo {
  public:
   // The extension system uses both a document's origin and its URL to
   // grant permissions. Ideally, we would use only the origin, but because
   // the web extent of a hosted app can be less than an entire origin, we
   // take the URL into account as well
   ExtensionURLInfo(WebKit::WebSecurityOrigin origin, const GURL& url);
 
   // WARNING! Using this constructor can miss important security checks if
   //          you're trying to find a running extension. For example, if the
@@ skipping 82 matching lines @@
 
   // Returns the hosted app whose web extent contains the URL.
   const extensions::Extension* GetHostedAppByURL(
       const ExtensionURLInfo& info) const;
 
   // Returns a hosted app that contains any URL that overlaps with the given
   // extent, if one exists.
   const extensions::Extension* GetHostedAppByOverlappingWebExtent(
       const extensions::URLPatternSet& extent) const;
 
+  // Returns a platform app that's registered itself for handling of a URL
+  // pattern that matches |url|. If none, returns NULL.
+  const extensions::UrlHandlerInfo*
+  GetHandlingAppForURL(const GURL& url) const;
+
   // Returns true if |new_url| is in the extent of the same extension as
   // |old_url|.  Also returns true if neither URL is in an app.
   bool InSameExtent(const GURL& old_url, const GURL& new_url) const;
 
   // Look up an Extension object by id.
   const extensions::Extension* GetByID(const std::string& id) const;
 
   // Gets the IDs of all extensions in the set.
   std::set<std::string> GetIDs() const;
 
   // Returns true if |info| should get extension api bindings and be permitted
   // to make api calls. Note that this is independent of what extension
   // permissions the given extension has been granted.
   bool ExtensionBindingsAllowed(const ExtensionURLInfo& info) const;
 
   // Returns true if |info| is an extension page that is to be served in a
   // unique sandboxed origin.
   bool IsSandboxedPage(const ExtensionURLInfo& info) const;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(ExtensionSetTest, ExtensionSet);
 
   ExtensionMap extensions_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionSet);
 };
 
 #endif  // CHROME_COMMON_EXTENSIONS_EXTENSION_SET_H_