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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/ftp/ftp_directory_listing_parser_netware.h"
#include <vector>
#include "base/string_number_conversions.h"
#include "base/string_split.h"
#include "base/string_util.h"
#include "base/utf_string_conversions.h"
#include "net/ftp/ftp_directory_listing_parser.h"
#include "net/ftp/ftp_util.h"
namespace {
bool LooksLikeNetwarePermissionsListing(const string16& text) {
if (text.length() != 10)
return false;
if (text[0] != '[' || text[9] != ']')
return false;
return (text[1] == 'R' || text[1] == '-') &&
(text[2] == 'W' || text[2] == '-') &&
(text[3] == 'C' || text[3] == '-') &&
(text[4] == 'E' || text[4] == '-') &&
(text[5] == 'A' || text[5] == '-') &&
(text[6] == 'F' || text[6] == '-') &&
(text[7] == 'M' || text[7] == '-') &&
(text[8] == 'S' || text[8] == '-');
}
} // namespace
namespace net {
bool ParseFtpDirectoryListingNetware(
const std::vector<string16>& lines,
const base::Time& current_time,
std::vector<FtpDirectoryListingEntry>* entries) {
if (!lines.empty() && !StartsWith(lines[0], ASCIIToUTF16("total "), true))
return false;
for (size_t i = 1U; i < lines.size(); i++) {
if (lines[i].empty())
continue;
std::vector<string16> columns;
base::SplitString(CollapseWhitespace(lines[i], false), ' ', &columns);
if (columns.size() != 8)
return false;
FtpDirectoryListingEntry entry;
if (columns[0].length() != 1)
return false;
if (columns[0][0] == 'd') {
entry.type = FtpDirectoryListingEntry::DIRECTORY;
} else if (columns[0][0] == '-') {
entry.type = FtpDirectoryListingEntry::FILE;
} else {
return false;
}
// Note: on older Netware systems the permissions listing is in the same
// column as the entry type (just there is no space between them). We do not
// support the older format here for simplicity.
if (!LooksLikeNetwarePermissionsListing(columns[1]))
return false;
if (!base::StringToInt64(columns[3], &entry.size))
return false;
if (entry.size < 0)
return false;
if (entry.type != FtpDirectoryListingEntry::FILE)
entry.size = -1;
// Netware uses the same date listing format as Unix "ls -l".
if (!FtpUtil::LsDateListingToTime(columns[4], columns[5], columns[6],
current_time, &entry.last_modified)) {
return false;
}
entry.name = columns[7];
entries->push_back(entry);
}
return true;
}
} // namespace net
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