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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 "webkit/plugins/npapi/plugin_utils.h"
#include <algorithm>
#include "base/string_util.h"
#include "base/strings/string_split.h"
#include "base/version.h"
namespace webkit {
namespace npapi {
void CreateVersionFromString(const base::string16& version_string,
Version* parsed_version) {
// Remove spaces and ')' from the version string,
// Replace any instances of 'r', ',' or '(' with a dot.
std::string version = UTF16ToASCII(version_string);
RemoveChars(version, ") ", &version);
std::replace(version.begin(), version.end(), 'd', '.');
std::replace(version.begin(), version.end(), 'r', '.');
std::replace(version.begin(), version.end(), ',', '.');
std::replace(version.begin(), version.end(), '(', '.');
std::replace(version.begin(), version.end(), '_', '.');
// Remove leading zeros from each of the version components.
std::string no_leading_zeros_version;
std::vector<std::string> numbers;
base::SplitString(version, '.', &numbers);
for (size_t i = 0; i < numbers.size(); ++i) {
size_t n = numbers[i].size();
size_t j = 0;
while (j < n && numbers[i][j] == '0') {
++j;
}
no_leading_zeros_version += (j < n) ? numbers[i].substr(j) : "0";
if (i != numbers.size() - 1) {
no_leading_zeros_version += ".";
}
}
*parsed_version = Version(no_leading_zeros_version);
}
bool NPAPIPluginsSupported() {
#if defined(OS_WIN) || defined(OS_MACOSX) || (defined(OS_LINUX) && !defined(USE_AURA))
return true;
#else
return false;
#endif
}
} // namespace npapi
} // namespace webkit
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