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gecko/dom/plugins/base/nsPluginDirServiceProvider.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2001
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Conrad Carlen <ccarlen@netscape.com>
* Ere Maijala <emaijala@kolumbus.fi>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsPluginDirServiceProvider.h"
#include "nsCRT.h"
#include "nsILocalFile.h"
#include "nsIPrefBranch.h"
#include "nsIPrefService.h"
#include "nsDependentString.h"
#include "nsXPIDLString.h"
#include "prmem.h"
#include "nsArrayEnumerator.h"
#include <windows.h>
#include "nsIWindowsRegKey.h"
typedef struct structVer
{
WORD wMajor;
WORD wMinor;
WORD wRelease;
WORD wBuild;
} verBlock;
static void
ClearVersion(verBlock *ver)
{
ver->wMajor = 0;
ver->wMinor = 0;
ver->wRelease = 0;
ver->wBuild = 0;
}
static BOOL
FileExists(LPCWSTR szFile)
{
return GetFileAttributesW(szFile) != 0xFFFFFFFF;
}
// Get file version information from a file
static BOOL
GetFileVersion(LPCWSTR szFile, verBlock *vbVersion)
{
UINT uLen;
UINT dwLen;
BOOL bRv;
DWORD dwHandle;
LPVOID lpData;
LPVOID lpBuffer;
VS_FIXEDFILEINFO *lpBuffer2;
ClearVersion(vbVersion);
if (FileExists(szFile)) {
bRv = TRUE;
LPCWSTR lpFilepath = szFile;
dwLen = GetFileVersionInfoSizeW(lpFilepath, &dwHandle);
lpData = (LPVOID)malloc(dwLen);
uLen = 0;
if (lpData && GetFileVersionInfoW(lpFilepath, dwHandle, dwLen, lpData) != 0) {
if (VerQueryValueW(lpData, L"\\", &lpBuffer, &uLen) != 0) {
lpBuffer2 = (VS_FIXEDFILEINFO *)lpBuffer;
vbVersion->wMajor = HIWORD(lpBuffer2->dwFileVersionMS);
vbVersion->wMinor = LOWORD(lpBuffer2->dwFileVersionMS);
vbVersion->wRelease = HIWORD(lpBuffer2->dwFileVersionLS);
vbVersion->wBuild = LOWORD(lpBuffer2->dwFileVersionLS);
}
}
free(lpData);
} else {
/* File does not exist */
bRv = FALSE;
}
return bRv;
}
// Will deep copy ver2 into ver1
static void
CopyVersion(verBlock *ver1, verBlock *ver2)
{
ver1->wMajor = ver2->wMajor;
ver1->wMinor = ver2->wMinor;
ver1->wRelease = ver2->wRelease;
ver1->wBuild = ver2->wBuild;
}
// Convert a string version to a version struct
static void
TranslateVersionStr(const WCHAR* szVersion, verBlock *vbVersion)
{
WCHAR* szNum1 = NULL;
WCHAR* szNum2 = NULL;
WCHAR* szNum3 = NULL;
WCHAR* szNum4 = NULL;
WCHAR* szJavaBuild = NULL;
WCHAR *strVer = nsnull;
if (szVersion) {
strVer = wcsdup(szVersion);
}
if (!strVer) {
// Out of memory
ClearVersion(vbVersion);
return;
}
// Java may be using an underscore instead of a dot for the build ID
szJavaBuild = wcschr(strVer, '_');
if (szJavaBuild) {
szJavaBuild[0] = '.';
}
szNum1 = wcstok(strVer, L".");
szNum2 = wcstok(NULL, L".");
szNum3 = wcstok(NULL, L".");
szNum4 = wcstok(NULL, L".");
vbVersion->wMajor = szNum1 ? (WORD) _wtoi(szNum1) : 0;
vbVersion->wMinor = szNum2 ? (WORD) _wtoi(szNum2) : 0;
vbVersion->wRelease = szNum3 ? (WORD) _wtoi(szNum3) : 0;
vbVersion->wBuild = szNum4 ? (WORD) _wtoi(szNum4) : 0;
free(strVer);
}
// Compare two version struct, return zero if the same
static int
CompareVersion(verBlock vbVersionOld, verBlock vbVersionNew)
{
if (vbVersionOld.wMajor > vbVersionNew.wMajor) {
return 4;
} else if (vbVersionOld.wMajor < vbVersionNew.wMajor) {
return -4;
}
if (vbVersionOld.wMinor > vbVersionNew.wMinor) {
return 3;
} else if (vbVersionOld.wMinor < vbVersionNew.wMinor) {
return -3;
}
if (vbVersionOld.wRelease > vbVersionNew.wRelease) {
return 2;
} else if (vbVersionOld.wRelease < vbVersionNew.wRelease) {
return -2;
}
if (vbVersionOld.wBuild > vbVersionNew.wBuild) {
return 1;
} else if (vbVersionOld.wBuild < vbVersionNew.wBuild) {
return -1;
}
/* the versions are all the same */
return 0;
}
//*****************************************************************************
// nsPluginDirServiceProvider::Constructor/Destructor
//*****************************************************************************
nsPluginDirServiceProvider::nsPluginDirServiceProvider()
{
}
nsPluginDirServiceProvider::~nsPluginDirServiceProvider()
{
}
//*****************************************************************************
// nsPluginDirServiceProvider::nsISupports
//*****************************************************************************
NS_IMPL_THREADSAFE_ISUPPORTS1(nsPluginDirServiceProvider,
nsIDirectoryServiceProvider)
//*****************************************************************************
// nsPluginDirServiceProvider::nsIDirectoryServiceProvider
//*****************************************************************************
NS_IMETHODIMP
nsPluginDirServiceProvider::GetFile(const char *charProp, PRBool *persistant,
nsIFile **_retval)
{
nsCOMPtr<nsILocalFile> localFile;
nsresult rv = NS_ERROR_FAILURE;
NS_ENSURE_ARG(charProp);
*_retval = nsnull;
*persistant = PR_FALSE;
nsCOMPtr<nsIPrefBranch> prefs(do_GetService(NS_PREFSERVICE_CONTRACTID));
if (!prefs)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIWindowsRegKey> regKey =
do_CreateInstance("@mozilla.org/windows-registry-key;1");
NS_ENSURE_TRUE(regKey, NS_ERROR_FAILURE);
if (nsCRT::strcmp(charProp, NS_WIN_JRE_SCAN_KEY) == 0) {
nsXPIDLCString strVer;
if (NS_FAILED(prefs->GetCharPref(charProp, getter_Copies(strVer))))
return NS_ERROR_FAILURE;
verBlock minVer;
TranslateVersionStr(NS_ConvertASCIItoUTF16(strVer).get(), &minVer);
rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_LOCAL_MACHINE,
NS_LITERAL_STRING("Software\\JavaSoft\\Java Runtime Environment"),
nsIWindowsRegKey::ACCESS_READ);
NS_ENSURE_SUCCESS(rv, rv);
verBlock maxVer;
ClearVersion(&maxVer);
nsAutoString newestPath;
nsAutoString browserJavaVersion;
regKey->ReadStringValue(NS_LITERAL_STRING("BrowserJavaVersion"),
browserJavaVersion);
PRUint32 childCount = 0;
regKey->GetChildCount(&childCount);
// We must enumerate through the keys because what if there is
// more than one version?
for (PRUint32 index = 0; index < childCount; ++index) {
nsAutoString childName;
rv = regKey->GetChildName(index, childName);
if (NS_SUCCEEDED(rv)) {
// Skip major.minor as it always points to latest in its family
PRUint32 numChars = 0;
PRInt32 offset = 0;
while ((offset = childName.FindChar(L'.', offset + 1)) >= 0) {
++numChars;
}
if (numChars < 2)
continue;
nsCOMPtr<nsIWindowsRegKey> childKey;
rv = regKey->OpenChild(childName, nsIWindowsRegKey::ACCESS_QUERY_VALUE,
getter_AddRefs(childKey));
if (NS_SUCCEEDED(rv) && childKey) {
nsAutoString path;
rv = childKey->ReadStringValue(NS_LITERAL_STRING("JavaHome"), path);
if (NS_SUCCEEDED(rv)) {
verBlock curVer;
TranslateVersionStr(childName.get(), &curVer);
if (CompareVersion(curVer, minVer) >= 0) {
if (browserJavaVersion == childName) {
newestPath = path;
break;
}
if (CompareVersion(curVer, maxVer) >= 0) {
newestPath = path;
CopyVersion(&maxVer, &curVer);
}
}
}
}
}
}
if (newestPath.IsEmpty()) {
return NS_ERROR_FAILURE;
}
// We require the newer NPAPI Java plugin.
newestPath += NS_LITERAL_STRING("\\bin\\new_plugin");
rv = NS_NewLocalFile(newestPath,
PR_TRUE, getter_AddRefs(localFile));
if (NS_SUCCEEDED(rv)) {
nsCOMPtr<nsIWindowsRegKey> newKey =
do_CreateInstance("@mozilla.org/windows-registry-key;1");
NS_ENSURE_TRUE(newKey, NS_ERROR_FAILURE);
rv = newKey->Create(nsIWindowsRegKey::ROOT_KEY_LOCAL_MACHINE,
NS_LITERAL_STRING("Software\\mozilla.org\\Mozilla"),
nsIWindowsRegKey::ACCESS_QUERY_VALUE |
nsIWindowsRegKey::ACCESS_SET_VALUE);
if (NS_SUCCEEDED(rv)) {
PRBool currentVersionExists = PR_FALSE;
newKey->HasValue(NS_LITERAL_STRING("CurrentVersion"),
&currentVersionExists);
if (!currentVersionExists) {
newKey->WriteStringValue(NS_LITERAL_STRING("CurrentVersion"),
NS_LITERAL_STRING(MOZILLA_VERSION));
}
}
}
} else if (nsCRT::strcmp(charProp, NS_WIN_QUICKTIME_SCAN_KEY) == 0) {
nsXPIDLCString strVer;
if (NS_FAILED(prefs->GetCharPref(charProp, getter_Copies(strVer))))
return NS_ERROR_FAILURE;
verBlock minVer;
TranslateVersionStr(NS_ConvertASCIItoUTF16(strVer).get(), &minVer);
// Look for the Quicktime system installation plugins directory
verBlock qtVer;
ClearVersion(&qtVer);
// First we need to check the version of Quicktime via checking
// the EXE's version table
rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_LOCAL_MACHINE,
NS_LITERAL_STRING("software\\Microsoft\\Windows\\CurrentVersion\\App Paths\\QuickTimePlayer.exe"),
nsIWindowsRegKey::ACCESS_READ);
if (NS_SUCCEEDED(rv)) {
nsAutoString path;
rv = regKey->ReadStringValue(NS_LITERAL_STRING(""), path);
if (NS_SUCCEEDED(rv)) {
GetFileVersion(path.get(), &qtVer);
}
regKey->Close();
}
if (CompareVersion(qtVer, minVer) < 0)
return rv;
rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_LOCAL_MACHINE,
NS_LITERAL_STRING("software\\Apple Computer, Inc.\\QuickTime"),
nsIWindowsRegKey::ACCESS_READ);
if (NS_SUCCEEDED(rv)) {
nsAutoString path;
rv = regKey->ReadStringValue(NS_LITERAL_STRING("InstallDir"), path);
if (NS_SUCCEEDED(rv)) {
path += NS_LITERAL_STRING("\\Plugins");
rv = NS_NewLocalFile(path, PR_TRUE,
getter_AddRefs(localFile));
}
}
} else if (nsCRT::strcmp(charProp, NS_WIN_WMP_SCAN_KEY) == 0) {
nsXPIDLCString strVer;
if (NS_FAILED(prefs->GetCharPref(charProp, getter_Copies(strVer))))
return NS_ERROR_FAILURE;
verBlock minVer;
TranslateVersionStr(NS_ConvertASCIItoUTF16(strVer).get(), &minVer);
// Look for Windows Media Player system installation plugins directory
verBlock wmpVer;
ClearVersion(&wmpVer);
// First we need to check the version of WMP
rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_LOCAL_MACHINE,
NS_LITERAL_STRING("software\\Microsoft\\Windows\\CurrentVersion\\App Paths\\wmplayer.exe"),
nsIWindowsRegKey::ACCESS_READ);
if (NS_SUCCEEDED(rv)) {
nsAutoString path;
rv = regKey->ReadStringValue(NS_LITERAL_STRING(""), path);
if (NS_SUCCEEDED(rv)) {
GetFileVersion(path.get(), &wmpVer);
}
regKey->Close();
}
if (CompareVersion(wmpVer, minVer) < 0)
return rv;
rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_LOCAL_MACHINE,
NS_LITERAL_STRING("software\\Microsoft\\MediaPlayer"),
nsIWindowsRegKey::ACCESS_READ);
if (NS_SUCCEEDED(rv)) {
nsAutoString path;
rv = regKey->ReadStringValue(NS_LITERAL_STRING("Installation Directory"),
path);
if (NS_SUCCEEDED(rv)) {
rv = NS_NewLocalFile(path, PR_TRUE,
getter_AddRefs(localFile));
}
}
} else if (nsCRT::strcmp(charProp, NS_WIN_ACROBAT_SCAN_KEY) == 0) {
nsXPIDLCString strVer;
if (NS_FAILED(prefs->GetCharPref(charProp, getter_Copies(strVer)))) {
return NS_ERROR_FAILURE;
}
verBlock minVer;
TranslateVersionStr(NS_ConvertASCIItoUTF16(strVer).get(), &minVer);
// Look for Adobe Acrobat system installation plugins directory
verBlock maxVer;
ClearVersion(&maxVer);
nsAutoString newestPath;
rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_LOCAL_MACHINE,
NS_LITERAL_STRING("software\\Adobe\\Acrobat Reader"),
nsIWindowsRegKey::ACCESS_READ);
if (NS_FAILED(rv)) {
rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_LOCAL_MACHINE,
NS_LITERAL_STRING("software\\Adobe\\Adobe Acrobat"),
nsIWindowsRegKey::ACCESS_READ);
if (NS_FAILED(rv)) {
return NS_ERROR_FAILURE;
}
}
// We must enumerate through the keys because what if there is
// more than one version?
PRUint32 childCount = 0;
regKey->GetChildCount(&childCount);
for (PRUint32 index = 0; index < childCount; ++index) {
nsAutoString childName;
rv = regKey->GetChildName(index, childName);
if (NS_SUCCEEDED(rv)) {
verBlock curVer;
TranslateVersionStr(childName.get(), &curVer);
childName += NS_LITERAL_STRING("\\InstallPath");
nsCOMPtr<nsIWindowsRegKey> childKey;
rv = regKey->OpenChild(childName, nsIWindowsRegKey::ACCESS_QUERY_VALUE,
getter_AddRefs(childKey));
if (NS_SUCCEEDED(rv)) {
// We have a sub key
nsAutoString path;
rv = childKey->ReadStringValue(NS_LITERAL_STRING(""), path);
if (NS_SUCCEEDED(rv)) {
if (CompareVersion(curVer, maxVer) >= 0 &&
CompareVersion(curVer, minVer) >= 0) {
newestPath = path;
CopyVersion(&maxVer, &curVer);
}
}
}
}
}
if (!newestPath.IsEmpty()) {
newestPath += NS_LITERAL_STRING("\\browser");
rv = NS_NewLocalFile(newestPath, PR_TRUE,
getter_AddRefs(localFile));
}
}
if (localFile && NS_SUCCEEDED(rv))
return CallQueryInterface(localFile, _retval);
return rv;
}
nsresult
nsPluginDirServiceProvider::GetPLIDDirectories(nsISimpleEnumerator **aEnumerator)
{
NS_ENSURE_ARG_POINTER(aEnumerator);
*aEnumerator = nsnull;
nsCOMArray<nsILocalFile> dirs;
GetPLIDDirectoriesWithRootKey(nsIWindowsRegKey::ROOT_KEY_CURRENT_USER, dirs);
GetPLIDDirectoriesWithRootKey(nsIWindowsRegKey::ROOT_KEY_LOCAL_MACHINE, dirs);
return NS_NewArrayEnumerator(aEnumerator, dirs);
}
nsresult
nsPluginDirServiceProvider::GetPLIDDirectoriesWithRootKey(PRUint32 aKey, nsCOMArray<nsILocalFile> &aDirs)
{
nsCOMPtr<nsIWindowsRegKey> regKey =
do_CreateInstance("@mozilla.org/windows-registry-key;1");
NS_ENSURE_TRUE(regKey, NS_ERROR_FAILURE);
nsresult rv = regKey->Open(aKey,
NS_LITERAL_STRING("Software\\MozillaPlugins"),
nsIWindowsRegKey::ACCESS_READ);
NS_ENSURE_SUCCESS(rv, rv);
PRUint32 childCount = 0;
regKey->GetChildCount(&childCount);
for (PRUint32 index = 0; index < childCount; ++index) {
nsAutoString childName;
rv = regKey->GetChildName(index, childName);
if (NS_SUCCEEDED(rv)) {
nsCOMPtr<nsIWindowsRegKey> childKey;
rv = regKey->OpenChild(childName, nsIWindowsRegKey::ACCESS_QUERY_VALUE,
getter_AddRefs(childKey));
if (NS_SUCCEEDED(rv) && childKey) {
nsAutoString path;
rv = childKey->ReadStringValue(NS_LITERAL_STRING("Path"), path);
if (NS_SUCCEEDED(rv)) {
nsCOMPtr<nsILocalFile> localFile;
if (NS_SUCCEEDED(NS_NewLocalFile(path, PR_TRUE,
getter_AddRefs(localFile))) &&
localFile) {
// Some vendors use a path directly to the DLL so chop off
// the filename
PRBool isDir = PR_FALSE;
if (NS_SUCCEEDED(localFile->IsDirectory(&isDir)) && !isDir) {
nsCOMPtr<nsIFile> temp;
localFile->GetParent(getter_AddRefs(temp));
if (temp)
localFile = do_QueryInterface(temp);
}
// Now we check to make sure it's actually on disk and
// To see if we already have this directory in the array
PRBool isFileThere = PR_FALSE;
PRBool isDupEntry = PR_FALSE;
if (NS_SUCCEEDED(localFile->Exists(&isFileThere)) && isFileThere) {
PRInt32 c = aDirs.Count();
for (PRInt32 i = 0; i < c; i++) {
nsIFile *dup = static_cast<nsIFile*>(aDirs[i]);
if (dup &&
NS_SUCCEEDED(dup->Equals(localFile, &isDupEntry)) &&
isDupEntry) {
break;
}
}
if (!isDupEntry) {
aDirs.AppendObject(localFile);
}
}
}
}
}
}
}
return NS_OK;
}
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