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| 1 // Copyright 2017 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 "services/catalog/public/cpp/manifest_parsing_util.h" |
| 6 |
| 7 #include "base/values.h" |
| 8 #include "services/catalog/store.h" |
| 9 |
| 10 namespace catalog { |
| 11 |
| 12 namespace { |
| 13 |
| 14 bool IsValidPlatformName(const std::string& name) { |
| 15 return name == Store::kRequiredFilesKey_PlatformValue_Windows || |
| 16 name == Store::kRequiredFilesKey_PlatformValue_Linux || |
| 17 name == Store::kRequiredFilesKey_PlatformValue_MacOSX || |
| 18 name == Store::kRequiredFilesKey_PlatformValue_Android; |
| 19 } |
| 20 |
| 21 bool IsCurrentPlatform(const std::string& name) { |
| 22 #if defined(OS_WIN) |
| 23 return name == Store::kRequiredFilesKey_PlatformValue_Windows; |
| 24 #elif defined(OS_LINUX) |
| 25 return name == Store::kRequiredFilesKey_PlatformValue_Linux; |
| 26 #elif defined(OS_MACOSX) |
| 27 return name == Store::kRequiredFilesKey_PlatformValue_MacOSX; |
| 28 #elif defined(OS_ANDROID) |
| 29 return name == Store::kRequiredFilesKey_PlatformValue_Android; |
| 30 #else |
| 31 #error This architecture is not supported. |
| 32 #endif |
| 33 } |
| 34 |
| 35 } // namespace |
| 36 |
| 37 bool PopulateRequiredFiles(const base::Value& manifest_value, |
| 38 RequiredFileMap* required_files) { |
| 39 const base::DictionaryValue* manifest_dictionary = nullptr; |
| 40 if (!manifest_value.GetAsDictionary(&manifest_dictionary)) { |
| 41 LOG(ERROR) << "Entry::Deserialize: manifest node is not a dictionary."; |
| 42 return false; |
| 43 } |
| 44 |
| 45 if (!manifest_dictionary->HasKey(Store::kRequiredFilesKey)) |
| 46 return true; |
| 47 |
| 48 const base::DictionaryValue* required_files_value = nullptr; |
| 49 if (!manifest_dictionary->GetDictionary(Store::kRequiredFilesKey, |
| 50 &required_files_value)) { |
| 51 LOG(ERROR) << "Entry::Deserialize: RequiredFiles not a dictionary."; |
| 52 return false; |
| 53 } |
| 54 |
| 55 base::DictionaryValue::Iterator it(*required_files_value); |
| 56 for (; !it.IsAtEnd(); it.Advance()) { |
| 57 const std::string& entry_name = it.key(); |
| 58 const base::ListValue* all_platform_values = nullptr; |
| 59 if (!it.value().GetAsList(&all_platform_values)) { |
| 60 LOG(ERROR) << "Entry::Deserialize: value of RequiredFiles for key: " |
| 61 << entry_name << " not a list."; |
| 62 return false; |
| 63 } |
| 64 |
| 65 for (size_t i = 0; i < all_platform_values->GetSize(); i++) { |
| 66 const base::DictionaryValue* file_descriptor_value = nullptr; |
| 67 if (!all_platform_values->GetDictionary(i, &file_descriptor_value)) { |
| 68 LOG(ERROR) << "Entry::Deserialize: value of entry at index " << i |
| 69 << " of RequiredFiles for key: " << entry_name |
| 70 << " not a dictionary."; |
| 71 return false; |
| 72 } |
| 73 std::string platform; |
| 74 if (file_descriptor_value->GetString(Store::kRequiredFilesKey_PlatformKey, |
| 75 &platform)) { |
| 76 if (!IsValidPlatformName(platform)) { |
| 77 LOG(ERROR) << "Entry::Deserialize: value of platform for " |
| 78 << "required file entry entry is invalid " << platform; |
| 79 return false; |
| 80 } |
| 81 } |
| 82 if (!IsCurrentPlatform(platform)) { |
| 83 continue; |
| 84 } |
| 85 std::string path; |
| 86 if (!file_descriptor_value->GetString(Store::kRequiredFilesKey_PathKey, |
| 87 &path)) { |
| 88 LOG(ERROR) << "Entry::Deserialize: value of RequiredFiles entry for " |
| 89 << "key: " << entry_name |
| 90 << " missing: " << Store::kRequiredFilesKey_PathKey |
| 91 << " value."; |
| 92 return false; |
| 93 } |
| 94 if (required_files->count(entry_name) > 0) { |
| 95 LOG(ERROR) << "Entry::Deserialize: value of RequiredFiles entry for " |
| 96 << "key: " << entry_name << " has more than one value for " |
| 97 << "platform: " << platform; |
| 98 return false; |
| 99 } |
| 100 (*required_files)[entry_name] = path; |
| 101 } |
| 102 } |
| 103 return true; |
| 104 } |
| 105 |
| 106 } // namespace content |
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