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.
5 #include "webkit/glue/ftp_directory_listing_response_delegate.h"
9 #include "base/i18n/icu_encoding_detection.h"
10 #include "base/i18n/icu_string_conversions.h"
11 #include "base/logging.h"
12 #include "base/string_util.h"
13 #include "base/sys_string_conversions.h"
14 #include "base/time.h"
15 #include "base/utf_string_conversions.h"
16 #include "net/base/escape.h"
17 #include "net/base/net_errors.h"
18 #include "net/base/net_util.h"
19 #include "net/ftp/ftp_directory_listing_parser.h"
20 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURL.h"
21 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURLLoaderClient.h"
22 #include "webkit/glue/weburlresponse_extradata_impl.h"
24 using net::FtpDirectoryListingEntry
;
26 using WebKit::WebURLLoader
;
27 using WebKit::WebURLLoaderClient
;
28 using WebKit::WebURLResponse
;
32 string16
ConvertPathToUTF16(const std::string
& path
) {
33 // Per RFC 2640, FTP servers should use UTF-8 or its proper subset ASCII,
34 // but many old FTP servers use legacy encodings. Try UTF-8 first.
35 if (IsStringUTF8(path
))
36 return UTF8ToUTF16(path
);
38 // Try detecting the encoding. The sample is rather small though, so it may
41 if (base::DetectEncoding(path
, &encoding
) && !encoding
.empty()) {
43 if (base::CodepageToUTF16(path
, encoding
.c_str(),
44 base::OnStringConversionError::SUBSTITUTE
,
50 // Use system native encoding as the last resort.
51 return WideToUTF16Hack(base::SysNativeMBToWide(path
));
56 namespace webkit_glue
{
58 FtpDirectoryListingResponseDelegate::FtpDirectoryListingResponseDelegate(
59 WebURLLoaderClient
* client
,
61 const WebURLResponse
& response
)
64 if (response
.extraData()) {
65 // extraData can be NULL during tests.
66 WebURLResponseExtraDataImpl
* extra_data
=
67 static_cast<WebURLResponseExtraDataImpl
*>(response
.extraData());
68 extra_data
->set_is_ftp_directory_listing(true);
73 void FtpDirectoryListingResponseDelegate::OnReceivedData(const char* data
,
75 buffer_
.append(data
, data_len
);
78 void FtpDirectoryListingResponseDelegate::OnCompletedRequest() {
79 std::vector
<FtpDirectoryListingEntry
> entries
;
80 int rv
= net::ParseFtpDirectoryListing(buffer_
, base::Time::Now(), &entries
);
82 SendDataToClient("<script>onListingParsingError();</script>\n");
85 for (size_t i
= 0; i
< entries
.size(); i
++) {
86 FtpDirectoryListingEntry entry
= entries
[i
];
88 // Skip the current and parent directory entries in the listing. Our header
89 // always includes them.
90 if (EqualsASCII(entry
.name
, ".") || EqualsASCII(entry
.name
, ".."))
93 bool is_directory
= (entry
.type
== FtpDirectoryListingEntry::DIRECTORY
);
94 int64 size
= entry
.size
;
95 if (entry
.type
!= FtpDirectoryListingEntry::FILE)
97 SendDataToClient(net::GetDirectoryListingEntry(
98 entry
.name
, entry
.raw_name
, is_directory
, size
, entry
.last_modified
));
102 void FtpDirectoryListingResponseDelegate::Init(const GURL
& response_url
) {
103 net::UnescapeRule::Type unescape_rules
= net::UnescapeRule::SPACES
|
104 net::UnescapeRule::URL_SPECIAL_CHARS
;
105 std::string unescaped_path
= net::UnescapeURLComponent(response_url
.path(),
107 SendDataToClient(net::GetDirectoryListingHeader(
108 ConvertPathToUTF16(unescaped_path
)));
110 // If this isn't top level directory (i.e. the path isn't "/",)
111 // add a link to the parent directory.
112 if (response_url
.path().length() > 1) {
113 SendDataToClient(net::GetDirectoryListingEntry(
114 ASCIIToUTF16(".."), std::string(), false, 0, base::Time()));
118 void FtpDirectoryListingResponseDelegate::SendDataToClient(
119 const std::string
& data
) {
120 client_
->didReceiveData(loader_
, data
.data(), data
.length(), -1);
123 } // namespace webkit_glue