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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/common/extensions/api/supervised_user_private/supervised_user_handler.h"
      6 
      7 #include "base/lazy_instance.h"
      8 #include "base/memory/scoped_ptr.h"
      9 #include "base/strings/utf_string_conversions.h"
     10 #include "base/values.h"
     11 #include "extensions/common/error_utils.h"
     12 #include "extensions/common/manifest_constants.h"
     13 
     14 namespace extensions {
     15 
     16 namespace keys = manifest_keys;
     17 
     18 SupervisedUserInfo::SupervisedUserInfo() {
     19 }
     20 
     21 SupervisedUserInfo::~SupervisedUserInfo() {
     22 }
     23 
     24 // static
     25 bool SupervisedUserInfo::IsContentPack(const Extension* extension) {
     26   SupervisedUserInfo* info = static_cast<SupervisedUserInfo*>(
     27       extension->GetManifestData(keys::kContentPack));
     28   return info ? !info->site_list.empty() : false;
     29 }
     30 
     31 // static
     32 ExtensionResource SupervisedUserInfo::GetContentPackSiteList(
     33     const Extension* extension) {
     34   SupervisedUserInfo* info = static_cast<SupervisedUserInfo*>(
     35       extension->GetManifestData(keys::kContentPack));
     36   return info && !info->site_list.empty()
     37              ? extension->GetResource(info->site_list)
     38              : ExtensionResource();
     39 }
     40 
     41 SupervisedUserHandler::SupervisedUserHandler() {
     42 }
     43 
     44 SupervisedUserHandler::~SupervisedUserHandler() {
     45 }
     46 
     47 bool SupervisedUserHandler::Parse(Extension* extension, base::string16* error) {
     48   if (!extension->manifest()->HasKey(keys::kContentPack))
     49     return true;
     50 
     51   scoped_ptr<SupervisedUserInfo> info(new SupervisedUserInfo);
     52   const base::DictionaryValue* content_pack_value = NULL;
     53   if (!extension->manifest()->GetDictionary(keys::kContentPack,
     54                                             &content_pack_value)) {
     55     *error = base::ASCIIToUTF16(manifest_errors::kInvalidContentPack);
     56     return false;
     57   }
     58 
     59   if (!LoadSites(info.get(), content_pack_value, error) ||
     60       !LoadConfigurations(info.get(), content_pack_value, error)) {
     61     return false;
     62   }
     63 
     64   extension->SetManifestData(keys::kContentPack, info.release());
     65   return true;
     66 }
     67 
     68 const std::vector<std::string> SupervisedUserHandler::Keys() const {
     69   return SingleKey(keys::kContentPack);
     70 }
     71 
     72 bool SupervisedUserHandler::LoadSites(
     73     SupervisedUserInfo* info,
     74     const base::DictionaryValue* content_pack_value,
     75     base::string16* error) {
     76   if (!content_pack_value->HasKey(keys::kContentPackSites))
     77     return true;
     78 
     79   base::FilePath::StringType site_list_string;
     80   if (!content_pack_value->GetString(keys::kContentPackSites,
     81                                      &site_list_string)) {
     82     *error = base::ASCIIToUTF16(manifest_errors::kInvalidContentPackSites);
     83     return false;
     84   }
     85 
     86   info->site_list = base::FilePath(site_list_string);
     87 
     88   return true;
     89 }
     90 
     91 bool SupervisedUserHandler::LoadConfigurations(
     92     SupervisedUserInfo* info,
     93     const base::DictionaryValue* content_pack_value,
     94     base::string16* error) {
     95   NOTIMPLEMENTED();
     96   return true;
     97 }
     98 
     99 }  // namespace extensions
    100