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      1 /*
      2  * Copyright (C) 2010 Apple Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
     14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
     17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     23  * THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "config.h"
     27 #include "NetscapePluginModule.h"
     28 
     29 #include <WebCore/FileSystem.h>
     30 #include <wtf/OwnArrayPtr.h>
     31 
     32 using namespace WebCore;
     33 
     34 namespace WebKit {
     35 
     36 static String getVersionInfo(const LPVOID versionInfoData, const String& info)
     37 {
     38     LPVOID buffer;
     39     UINT bufferLength;
     40     String subInfo = "\\StringfileInfo\\040904E4\\" + info;
     41     if (!::VerQueryValueW(versionInfoData, const_cast<UChar*>(subInfo.charactersWithNullTermination()), &buffer, &bufferLength) || !bufferLength)
     42         return String();
     43 
     44     // Subtract 1 from the length; we don't want the trailing null character.
     45     return String(reinterpret_cast<UChar*>(buffer), bufferLength - 1);
     46 }
     47 
     48 static uint64_t fileVersion(DWORD leastSignificant, DWORD mostSignificant)
     49 {
     50     ULARGE_INTEGER version;
     51     version.LowPart = leastSignificant;
     52     version.HighPart = mostSignificant;
     53     return version.QuadPart;
     54 }
     55 
     56 bool NetscapePluginModule::getPluginInfo(const String& pluginPath, PluginInfoStore::Plugin& plugin)
     57 {
     58         String pathCopy = pluginPath;
     59     DWORD versionInfoSize = ::GetFileVersionInfoSizeW(pathCopy.charactersWithNullTermination(), 0);
     60     if (!versionInfoSize)
     61         return false;
     62 
     63     OwnArrayPtr<char> versionInfoData = adoptArrayPtr(new char[versionInfoSize]);
     64     if (!::GetFileVersionInfoW(pathCopy.charactersWithNullTermination(), 0, versionInfoSize, versionInfoData.get()))
     65         return false;
     66 
     67     String name = getVersionInfo(versionInfoData.get(), "ProductName");
     68     String description = getVersionInfo(versionInfoData.get(), "FileDescription");
     69     if (name.isNull() || description.isNull())
     70         return false;
     71 
     72     VS_FIXEDFILEINFO* info;
     73     UINT infoSize;
     74     if (!::VerQueryValueW(versionInfoData.get(), L"\\", reinterpret_cast<void**>(&info), &infoSize) || infoSize < sizeof(VS_FIXEDFILEINFO))
     75         return false;
     76 
     77     Vector<String> types;
     78     getVersionInfo(versionInfoData.get(), "MIMEType").split('|', types);
     79     Vector<String> extensionLists;
     80     getVersionInfo(versionInfoData.get(), "FileExtents").split('|', extensionLists);
     81     Vector<String> descriptions;
     82     getVersionInfo(versionInfoData.get(), "FileOpenName").split('|', descriptions);
     83 
     84     Vector<MimeClassInfo> mimes(types.size());
     85     for (size_t i = 0; i < types.size(); i++) {
     86         String type = types[i].lower();
     87         String description = i < descriptions.size() ? descriptions[i] : "";
     88         String extensionList = i < extensionLists.size() ? extensionLists[i] : "";
     89 
     90         Vector<String> extensionsVector;
     91         extensionList.split(',', extensionsVector);
     92 
     93         // Get rid of the extension list that may be at the end of the description string.
     94         int pos = description.find("(*");
     95         if (pos != -1) {
     96             // There might be a space that we need to get rid of.
     97             if (pos > 1 && description[pos - 1] == ' ')
     98                 pos--;
     99             description = description.left(pos);
    100         }
    101 
    102         mimes[i].type = type;
    103         mimes[i].desc = description;
    104         mimes[i].extensions.swap(extensionsVector);
    105     }
    106 
    107     plugin.path = pluginPath;
    108     plugin.info.desc = description;
    109     plugin.info.name = name;
    110     plugin.info.file = pathGetFileName(pluginPath);
    111     plugin.info.mimes.swap(mimes);
    112     plugin.fileVersion = fileVersion(info->dwFileVersionLS, info->dwFileVersionMS);
    113 
    114     return true;
    115 }
    116 
    117 void NetscapePluginModule::determineQuirks()
    118 {
    119 }
    120 
    121 } // namespace WebKit
    122 
    123