Supervised User whitelists: update to json format v2

chrome/browser/supervised_user/supervised_user_site_list.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_SUPERVISED_USER_SUPERVISED_USER_SITE_LIST_H_
 #define CHROME_BROWSER_SUPERVISED_USER_SUPERVISED_USER_SITE_LIST_H_
 
 #include <string>
 #include <vector>
 
 #include "base/callback_forward.h"
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/strings/string16.h"
 #include "base/time/time.h"
+#include "url/gurl.h"
 
 class Profile;
 
 namespace base {
 class DictionaryValue;
 class ListValue;
 class Value;
 }
 
-// This class represents a "site list" that is part of a content pack. It is
+// This class represents the content of a supervised user whitelist. It is
 // loaded from a JSON file inside the extension bundle, which defines the sites
 // on the list.
-// Every site has -- among other attributes -- a whitelist of URLs that are
-// required to use it. All sites from all installed content packs together with
-// their respective whitelists are combined in the SupervisedUserURLFilter,
-// which can tell for a given URL if it is part of the whitelist for any site.
-// Effectively, SupervisedUserURLFilter then acts as a big whitelist which is
-// the union of the whitelists in all sites in all content packs. See
-// http://goo.gl/cBCB8 for a diagram.
+// All whitelists are combined in the SupervisedUserURLFilter, which can tell
+// for a given URL if it is part of any whitelist. Effectively,
+// SupervisedUserURLFilter then acts as a big whitelist which is the union of
+// all the whitelists.
 class SupervisedUserSiteList
     : public base::RefCountedThreadSafe<SupervisedUserSiteList> {
  public:
-  typedef base::Callback<void(const scoped_refptr<SupervisedUserSiteList>&)>
-      LoadedCallback;
-
-  struct Site {
-    explicit Site(const base::string16& name);
-    ~Site();
-
-    // The human-readable name for the site.
-    base::string16 name;
-
-    // A list of URL patterns that should be whitelisted for the site.
-    std::vector<std::string> patterns;
-
-    // A list of hex-encoded SHA1 hashes of hostnames that should be whitelisted
-    // for the site.
-    std::vector<std::string> hostname_hashes;
-
-    // Copying and assignment is allowed.
-  };
+  using LoadedCallback =
+      base::Callback<void(const scoped_refptr<SupervisedUserSiteList>&)>;
 
   // Asynchronously loads the site list from |file| and calls |callback| with
   // the newly created object.
-  static void Load(const base::FilePath& file, const LoadedCallback& callback);
+  static void Load(const base::string16& title,
+                   const base::FilePath& file,
+                   const LoadedCallback& callback);
 
-  // Returns a list of all sites in this site list.
-  const std::vector<Site>& sites() const { return sites_; }
+  const base::string16& title() const { return title_; }
+  const GURL& entry_point() const { return entry_point_; }
+  const std::vector<std::string>& patterns() const { return patterns_; }
+  const std::vector<std::string>& hostname_hashes() const {
+    return hostname_hashes_;
+  }
 
  private:
   friend class base::RefCountedThreadSafe<SupervisedUserSiteList>;
 
-  explicit SupervisedUserSiteList(const base::ListValue& sites);
+  explicit SupervisedUserSiteList(const base::string16& title,
+                                  GURL entry_point,
+                                  const base::ListValue* patterns,
+                                  const base::ListValue* hostname_hashes);
   ~SupervisedUserSiteList();
 
   // Static private so it can access the private constructor.
   static void OnJsonLoaded(
+      const base::string16& title,
       const base::FilePath& path,
       base::TimeTicks start_time,
       const SupervisedUserSiteList::LoadedCallback& callback,
       scoped_ptr<base::Value> value);
 
-  std::vector<Site> sites_;
+  base::string16 title_;
+  GURL entry_point_;
+
+  // A list of URL patterns that should be whitelisted.
+  std::vector<std::string> patterns_;
+
+  // A list of hex-encoded SHA1 hashes of hostnames that should be whitelisted.
+  std::vector<std::string> hostname_hashes_;
 
   DISALLOW_COPY_AND_ASSIGN(SupervisedUserSiteList);
 };
 
 #endif  // CHROME_BROWSER_SUPERVISED_USER_SUPERVISED_USER_SITE_LIST_H_