зеркало из https://github.com/mozilla/gecko-dev.git
Adding new files for bug 77231 - find plugins using directory service. r=av/sr=waterson
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ccarlen%netscape.com
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b2eddd812a
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2001
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Conrad Carlen <ccarlen@netscape.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsPluginDirServiceProvider.h"
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#include "nsCRT.h"
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#include "nsILocalFile.h"
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#if defined (XP_WIN)
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#include <windows.h>
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#endif
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//*****************************************************************************
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// nsPluginDirServiceProvider::Constructor/Destructor
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//*****************************************************************************
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nsPluginDirServiceProvider::nsPluginDirServiceProvider()
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{
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NS_INIT_ISUPPORTS();
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}
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nsPluginDirServiceProvider::~nsPluginDirServiceProvider()
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{
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}
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//*****************************************************************************
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// nsPluginDirServiceProvider::nsISupports
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//*****************************************************************************
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NS_IMPL_THREADSAFE_ISUPPORTS1(nsPluginDirServiceProvider, nsIDirectoryServiceProvider)
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//*****************************************************************************
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// nsPluginDirServiceProvider::nsIDirectoryServiceProvider
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//*****************************************************************************
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NS_IMETHODIMP
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nsPluginDirServiceProvider::GetFile(const char *prop, PRBool *persistant, nsIFile **_retval)
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{
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nsCOMPtr<nsILocalFile> localFile;
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nsresult rv = NS_ERROR_FAILURE;
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NS_ENSURE_ARG(prop);
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*_retval = nsnull;
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*persistant = PR_TRUE;
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if (nsCRT::strcmp(prop, "NS_4DOTX_PLUGINS_DIR") == 0)
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{
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#if defined(XP_WIN)
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// look for the plugin folder that the user has in their Communicator 4x install
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HKEY keyloc;
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long result;
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DWORD type;
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char szKey[512] = "Software\\Netscape\\Netscape Navigator";
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char path[_MAX_PATH];
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result = ::RegOpenKeyEx(HKEY_LOCAL_MACHINE, szKey, 0, KEY_READ, &keyloc);
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if (result == ERROR_SUCCESS)
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{
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char current_version[80];
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DWORD length = sizeof(current_version);
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result = ::RegQueryValueEx(keyloc, "CurrentVersion", NULL, &type, (LPBYTE)¤t_version, &length);
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::RegCloseKey(keyloc);
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PL_strcat(szKey, "\\");
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PL_strcat(szKey, current_version);
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PL_strcat(szKey, "\\Main");
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result = ::RegOpenKeyEx(HKEY_LOCAL_MACHINE, szKey, 0, KEY_READ, &keyloc);
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if (result == ERROR_SUCCESS)
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{
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DWORD pathlen = sizeof(path);
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result = ::RegQueryValueEx(keyloc, "Plugins Directory", NULL, &type, (LPBYTE)&path, &pathlen);
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if (result == ERROR_SUCCESS)
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rv = NS_NewLocalFile(path, PR_TRUE, getter_AddRefs(localFile));
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::RegCloseKey(keyloc);
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}
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}
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#endif
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}
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else if (nsCRT::strcmp(prop, "NS_WIN_JAVA_JRE_DIR") == 0)
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{
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#if defined(XP_WIN)
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// Look for the Java OJI plugin via the JRE install path
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HKEY baseloc;
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HKEY keyloc;
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FILETIME modTime = {0,0}; // initilize variables
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FILETIME curVer = {0,0};
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DWORD type;
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DWORD index = 0;
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DWORD numChars = _MAX_PATH;
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DWORD pathlen;
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char curKey[_MAX_PATH] = "Software\\JavaSoft\\Java Plug-in";
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char path[_MAX_PATH];
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char newestPath[_MAX_PATH + 4]; // to prevent buffer overrun when adding /bin
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newestPath[0] = 0;
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LONG result = ::RegOpenKeyEx(HKEY_LOCAL_MACHINE, curKey, 0, KEY_READ, &baseloc);
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// we must enumerate through the keys because what if there is more than one version?
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while (ERROR_SUCCESS == result)
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{
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path[0] = 0;
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numChars = _MAX_PATH;
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pathlen = sizeof(path);
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result = ::RegEnumKeyEx(baseloc, index, curKey, &numChars, NULL, NULL, NULL, &modTime);
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index++;
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if (ERROR_SUCCESS == result)
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{
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if (ERROR_SUCCESS == ::RegOpenKeyEx(baseloc, curKey, 0, KEY_QUERY_VALUE, &keyloc))
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{
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// we have a sub key
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if (ERROR_SUCCESS == ::RegQueryValueEx(keyloc, "JavaHome", NULL, &type, (LPBYTE)&path, &pathlen))
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{
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// Compare time stamps from registry lookup
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// Only use the key with the latest time stamp because there could be several
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//
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// NOTE: This may not be the highest version revsion number (szKey)
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// if the user installed an older version AFTER a newer one
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// This assumes the last version installed is the one the user wants to use
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// We can also tweak this for checking for a minimum version on szKey
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if (::CompareFileTime(&modTime,&curVer) >= 0 && atof(curKey) >= 1.3)
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{
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PL_strcpy(newestPath,path);
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curVer = modTime;
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}
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::RegCloseKey(keyloc);
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}
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}
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}
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}
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::RegCloseKey(baseloc);
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// if nothing is found, then don't add \bin dir
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if (newestPath[0] != 0)
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{
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PL_strcat(newestPath,"\\bin");
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rv = NS_NewLocalFile(newestPath, PR_TRUE, getter_AddRefs(localFile));
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}
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#endif
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}
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if (localFile && NS_SUCCEEDED(rv))
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return localFile->QueryInterface(NS_GET_IID(nsIFile), (void**)_retval);
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return rv;
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}
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@ -0,0 +1,61 @@
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
|
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* 1.1 (the "License"); you may not use this file except in compliance with
|
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* the License. You may obtain a copy of the License at
|
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* http://www.mozilla.org/MPL/
|
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*
|
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* Software distributed under the License is distributed on an "AS IS" basis,
|
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
||||
* for the specific language governing rights and limitations under the
|
||||
* License.
|
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*
|
||||
* The Original Code is mozilla.org code.
|
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*
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* The Initial Developer of the Original Code is
|
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* Netscape Communications Corporation.
|
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* Portions created by the Initial Developer are Copyright (C) 2001
|
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* the Initial Developer. All Rights Reserved.
|
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*
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* Contributor(s):
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* Conrad Carlen <ccarlen@netscape.com>
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*
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||||
* 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
|
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* of those above. If you wish to allow use of your version of this file only
|
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* under the terms of either the GPL or the LGPL, and not to allow others to
|
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* use your version of this file under the terms of the MPL, indicate your
|
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef __nsPluginDirServiceProvider_h__
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#define __nsPluginDirServiceProvider_h__
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#include "nsIDirectoryService.h"
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//*****************************************************************************
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// class nsPluginDirServiceProvider
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//*****************************************************************************
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class nsPluginDirServiceProvider : public nsIDirectoryServiceProvider
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{
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public:
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nsPluginDirServiceProvider();
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDIRECTORYSERVICEPROVIDER
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protected:
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virtual ~nsPluginDirServiceProvider();
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};
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#endif // __nsPluginDirServiceProvider_h__
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