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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, | |
dcheng
2017/02/15 08:05:27
Would it make sense to return a base::Optional<Req
Jay Civelli
2017/02/15 19:53:48
Good idea. (I didn't know about Optional)
| |
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++) { | |
dcheng
2017/02/15 08:05:28
It's possible to use range-based for loops with ba
Jay Civelli
2017/02/15 19:53:48
But then I'd lose the index value which I use in t
| |
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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