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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
vabr (Chromium)
2016/03/10 10:53:32
2016
xunlu
2016/03/16 07:23:59
Done.
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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 "components/password_manager/core/browser/export/password_exporter.h" | |
6 | |
7 #include "base/bind.h" | |
8 #include "base/files/file_util.h" | |
9 #include "base/location.h" | |
10 #include "base/strings/utf_string_conversions.h" | |
11 #include "base/task_runner.h" | |
12 #include "base/values.h" | |
13 #include "components/autofill/core/common/password_form.h" | |
14 #include "components/password_manager/core/browser/export/csv_writer.h" | |
15 | |
16 namespace password_manager { | |
17 | |
18 namespace { | |
19 | |
20 using autofill::PasswordForm; | |
21 | |
22 // PasswordWriterBase --------------------------------------------------------- | |
23 | |
24 // Interface for writing a list of passwords into various formats. | |
25 class PasswordWriterBase { | |
26 public: | |
27 virtual ~PasswordWriterBase() = 0; | |
28 | |
29 // Serializes the list of |passwords|. | |
30 virtual std::string SerializePasswords( | |
31 std::vector<scoped_ptr<PasswordForm>>& passwords) = 0; | |
32 }; | |
33 | |
34 PasswordWriterBase::~PasswordWriterBase() {} | |
35 | |
36 // PasswordCSVWriter ---------------------------------------------------------- | |
37 | |
38 class PasswordCSVWriter : public PasswordWriterBase { | |
39 public: | |
40 static const base::FilePath::CharType kFileExtension[]; | |
41 | |
42 PasswordCSVWriter() {} | |
43 | |
44 // PasswordWriterBase: | |
45 std::string SerializePasswords( | |
46 std::vector<scoped_ptr<PasswordForm>>& passwords) override { | |
47 std::vector<std::string> header; | |
48 header.push_back(kTitleFieldName); | |
49 header.push_back(kUrlFieldName); | |
50 header.push_back(kUsernameFieldName); | |
51 header.push_back(kPasswordFieldName); | |
52 | |
53 std::vector<ColumnNameToValueMap> records; | |
54 records.reserve(passwords.size()); | |
55 for (const auto& it : passwords) { | |
56 records.push_back(PasswordFormToRecord(it.get())); | |
57 } | |
58 std::string result; | |
59 WriteCSV(header, records, &result); | |
60 return result; | |
61 } | |
62 | |
63 private: | |
64 static const char kUrlFieldName[]; | |
65 static const char kUsernameFieldName[]; | |
66 static const char kPasswordFieldName[]; | |
67 static const char kTitleFieldName[]; | |
68 | |
69 ColumnNameToValueMap PasswordFormToRecord(const PasswordForm* form) { | |
70 ColumnNameToValueMap record; | |
71 record[kUrlFieldName] = (form->origin).spec(); | |
72 record[kUsernameFieldName] = base::UTF16ToUTF8(form->username_value); | |
73 record[kPasswordFieldName] = base::UTF16ToUTF8(form->password_value); | |
74 record[kTitleFieldName] = form->origin.host(); | |
75 return record; | |
76 } | |
77 | |
78 DISALLOW_COPY_AND_ASSIGN(PasswordCSVWriter); | |
79 }; | |
80 | |
81 const base::FilePath::CharType PasswordCSVWriter::kFileExtension[] = | |
82 FILE_PATH_LITERAL("csv"); | |
83 const char PasswordCSVWriter::kUrlFieldName[] = "url"; | |
84 const char PasswordCSVWriter::kUsernameFieldName[] = "username"; | |
85 const char PasswordCSVWriter::kPasswordFieldName[] = "password"; | |
86 const char PasswordCSVWriter::kTitleFieldName[] = "name"; | |
87 | |
88 // Helper --------------------------------------------------------------------- | |
89 | |
90 void WriteToFile(const base::FilePath& path, const std::string& data) { | |
91 base::WriteFile(path, data.c_str(), data.size()); | |
92 } | |
93 | |
94 } // namespace | |
95 | |
96 // static | |
97 void PasswordExporter::Export( | |
98 const base::FilePath& path, | |
99 std::vector<scoped_ptr<PasswordForm>> passwords, | |
100 scoped_refptr<base::TaskRunner> blocking_task_runner, | |
101 const base::Closure& completion) { | |
102 scoped_ptr<PasswordWriterBase> password_writer(new PasswordCSVWriter); | |
103 | |
104 bool is_extension_valid = false; | |
105 if (!path.Extension().empty() && | |
106 path.Extension().substr(1) == PasswordCSVWriter::kFileExtension) | |
107 is_extension_valid = true; | |
108 | |
109 std::string serialized_passwords = | |
110 password_writer->SerializePasswords(passwords); | |
111 | |
112 if (completion.is_null()) { | |
113 blocking_task_runner->PostTask( | |
114 FROM_HERE, | |
115 base::Bind(&WriteToFile, | |
116 is_extension_valid ? path : path.ReplaceExtension( | |
vabr (Chromium)
2016/03/10 10:53:32
Do I understand correctly that if the user selects
xunlu
2016/03/16 07:23:59
In the exporter dialog UI there is a drop down for
vabr (Chromium)
2016/03/16 17:48:28
Confusions are one thing, but an overwritten conte
xunlu
2016/03/18 21:15:30
I vaguely remember that we were going to use the e
vabr (Chromium)
2016/03/21 14:01:30
I acknowledge that if support for other formats is
xunlu
2016/03/22 07:17:15
Acknowledged.
| |
117 FILE_PATH_LITERAL("csv")), | |
118 serialized_passwords)); | |
119 | |
120 } else { | |
121 blocking_task_runner->PostTaskAndReply( | |
122 FROM_HERE, | |
123 base::Bind(&WriteToFile, | |
124 is_extension_valid ? path : path.ReplaceExtension( | |
125 FILE_PATH_LITERAL("csv")), | |
126 serialized_passwords), | |
127 completion); | |
128 } | |
129 } | |
130 | |
131 // static | |
132 std::vector<std::vector<base::FilePath::StringType>> | |
133 PasswordExporter::GetSupportedFileExtensions() { | |
134 std::vector<std::vector<base::FilePath::StringType>> extensions; | |
135 extensions.resize(1); | |
136 extensions[0].push_back(PasswordCSVWriter::kFileExtension); | |
137 return extensions; | |
138 } | |
139 | |
140 } // namespace password_manager | |
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