1 // Copyright (c) 2012 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/manifest_handler_helpers.h"
6
7 #include "base/logging.h"
8 #include "base/strings/string_number_conversions.h"
9 #include "base/strings/utf_string_conversions.h"
10 #include "base/values.h"
11 #include "chrome/common/extensions/extension_icon_set.h"
12 #include "extensions/common/error_utils.h"
13 #include "extensions/common/extension.h"
14 #include "extensions/common/manifest_constants.h"
15
16
17 namespace extensions {
18
19 namespace errors = manifest_errors;
20
21 namespace manifest_handler_helpers {
22
NormalizeAndValidatePath(std::string * path)23 bool NormalizeAndValidatePath(std::string* path) {
24 size_t first_non_slash = path->find_first_not_of('/');
25 if (first_non_slash == std::string::npos) {
26 *path = "";
27 return false;
28 }
29
30 *path = path->substr(first_non_slash);
31 return true;
32 }
33
LoadIconsFromDictionary(const base::DictionaryValue * icons_value,const int * icon_sizes,size_t num_icon_sizes,ExtensionIconSet * icons,base::string16 * error)34 bool LoadIconsFromDictionary(const base::DictionaryValue* icons_value,
35 const int* icon_sizes,
36 size_t num_icon_sizes,
37 ExtensionIconSet* icons,
38 base::string16* error) {
39 DCHECK(icons);
40 for (size_t i = 0; i < num_icon_sizes; ++i) {
41 std::string key = base::IntToString(icon_sizes[i]);
42 if (icons_value->HasKey(key)) {
43 std::string icon_path;
44 if (!icons_value->GetString(key, &icon_path)) {
45 *error = ErrorUtils::FormatErrorMessageUTF16(
46 errors::kInvalidIconPath, key);
47 return false;
48 }
49
50 if (!NormalizeAndValidatePath(&icon_path)) {
51 *error = ErrorUtils::FormatErrorMessageUTF16(
52 errors::kInvalidIconPath, key);
53 return false;
54 }
55
56 icons->Add(icon_sizes[i], icon_path);
57 }
58 }
59 return true;
60 }
61
62 } // namespace manifest_handler_helpers
63
64 } // namespace extensions
65