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pjs/xpcom/io/nsAppFileLocationProvider.cpp

350 строки
12 KiB
C++
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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 Communicator client code,
* released March 31, 1998.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 2000 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
* Conrad Carlen <conrad@ingress.com>
*/
#include "nsAppFileLocationProvider.h"
#include "nsAppDirectoryServiceDefs.h"
#include "nsDirectoryServiceDefs.h"
#include "nsIAtom.h"
#include "nsILocalFile.h"
#include "nsString.h"
#include "nsXPIDLString.h"
#if defined(XP_MAC)
#include <Folders.h>
#include <Script.h>
#include <Processes.h>
#include <Gestalt.h>
#include "nsILocalFileMac.h"
#endif
#if defined(XP_OS2)
#define INCL_DOSPROCESS
#define INCL_DOSMODULEMGR
#include <os2.h>
#elif defined(XP_PC)
#include <windows.h>
#include <shlobj.h>
#elif defined(XP_UNIX)
#include <unistd.h>
#include <stdlib.h>
#include <sys/param.h>
#include <prenv.h>
#elif defined(XP_BEOS)
#include <sys/param.h>
#include <kernel/image.h>
#include <storage/FindDirectory.h>
#endif
// WARNING: These hard coded names need to go away. They need to
// come from localizable resources
#ifdef XP_MAC
#define APP_REGISTRY_NAME "Application Registry"
#elif defined(XP_WIN) || defined(XP_OS2)
#define APP_REGISTRY_NAME "registry.dat"
#else
#define APP_REGISTRY_NAME "appreg"
#endif
// define default product directory
#if defined(XP_WIN) || defined(XP_MAC) || defined(XP_OS2) || defined(XP_BEOS)
#define DEFAULT_PRODUCT_DIR "Mozilla"
#elif defined (XP_UNIX)
#define DEFAULT_PRODUCT_DIR ".mozilla"
#endif
#if XP_MAC
#define DEFAULTS_DIR_NAME "Defaults"
#define DEFAULTS_PREF_DIR_NAME "Pref"
#define DEFAULTS_PROFILE_DIR_NAME "Profile"
#define RES_DIR_NAME "Res"
#define CHROME_DIR_NAME "Chrome"
#define PLUGINS_DIR_NAME "Plug-ins"
#define SEARCH_DIR_NAME "Search Plugins"
#else
#define DEFAULTS_DIR_NAME "defaults"
#define DEFAULTS_PREF_DIR_NAME "pref"
#define DEFAULTS_PROFILE_DIR_NAME "profile"
#define RES_DIR_NAME "res"
#define CHROME_DIR_NAME "chrome"
#define PLUGINS_DIR_NAME "plugins"
#define SEARCH_DIR_NAME "searchplugins"
#endif
//*****************************************************************************
// nsAppFileLocationProvider::Constructor/Destructor
//*****************************************************************************
nsAppFileLocationProvider::nsAppFileLocationProvider()
{
NS_INIT_ISUPPORTS();
}
nsAppFileLocationProvider::~nsAppFileLocationProvider()
{
}
//*****************************************************************************
// nsAppFileLocationProvider::nsISupports
//*****************************************************************************
NS_IMPL_THREADSAFE_ISUPPORTS1(nsAppFileLocationProvider, nsIDirectoryServiceProvider)
//*****************************************************************************
// nsAppFileLocationProvider::nsIDirectoryServiceProvider
//*****************************************************************************
NS_IMETHODIMP
nsAppFileLocationProvider::GetFile(const char *prop, PRBool *persistant, nsIFile **_retval)
{
nsCOMPtr<nsILocalFile> localFile;
nsresult rv = NS_ERROR_FAILURE;
*_retval = nsnull;
*persistant = PR_TRUE;
if (nsCRT::strcmp(prop, NS_APP_APPLICATION_REGISTRY_DIR) == 0)
{
rv = GetProductDirectory(getter_AddRefs(localFile));
}
else if (nsCRT::strcmp(prop, NS_APP_APPLICATION_REGISTRY_FILE) == 0)
{
rv = GetProductDirectory(getter_AddRefs(localFile));
if (NS_SUCCEEDED(rv))
rv = localFile->Append(APP_REGISTRY_NAME);
}
else if (nsCRT::strcmp(prop, NS_APP_DEFAULTS_50_DIR) == 0)
{
rv = CloneMozBinDirectory(getter_AddRefs(localFile));
if (NS_SUCCEEDED(rv))
rv = localFile->AppendRelativePath(DEFAULTS_DIR_NAME);
}
else if (nsCRT::strcmp(prop, NS_APP_PREF_DEFAULTS_50_DIR) == 0)
{
rv = CloneMozBinDirectory(getter_AddRefs(localFile));
if (NS_SUCCEEDED(rv)) {
rv = localFile->AppendRelativePath(DEFAULTS_DIR_NAME);
if (NS_SUCCEEDED(rv))
rv = localFile->AppendRelativePath(DEFAULTS_PREF_DIR_NAME);
}
}
else if (nsCRT::strcmp(prop, NS_APP_PROFILE_DEFAULTS_50_DIR) == 0 ||
nsCRT::strcmp(prop, NS_APP_PROFILE_DEFAULTS_NLOC_50_DIR) == 0)
{
rv = CloneMozBinDirectory(getter_AddRefs(localFile));
if (NS_SUCCEEDED(rv)) {
rv = localFile->AppendRelativePath(DEFAULTS_DIR_NAME);
if (NS_SUCCEEDED(rv))
rv = localFile->AppendRelativePath(DEFAULTS_PROFILE_DIR_NAME);
}
}
else if (nsCRT::strcmp(prop, NS_APP_USER_PROFILES_ROOT_DIR) == 0)
{
rv = GetDefaultUserProfileRoot(getter_AddRefs(localFile));
}
else if (nsCRT::strcmp(prop, NS_APP_RES_DIR) == 0)
{
rv = CloneMozBinDirectory(getter_AddRefs(localFile));
if (NS_SUCCEEDED(rv))
rv = localFile->AppendRelativePath(RES_DIR_NAME);
}
else if (nsCRT::strcmp(prop, NS_APP_CHROME_DIR) == 0)
{
rv = CloneMozBinDirectory(getter_AddRefs(localFile));
if (NS_SUCCEEDED(rv))
rv = localFile->AppendRelativePath(CHROME_DIR_NAME);
}
else if (nsCRT::strcmp(prop, NS_APP_PLUGINS_DIR) == 0)
{
rv = CloneMozBinDirectory(getter_AddRefs(localFile));
if (NS_SUCCEEDED(rv))
rv = localFile->AppendRelativePath(PLUGINS_DIR_NAME);
}
else if (nsCRT::strcmp(prop, NS_APP_SEARCH_DIR) == 0)
{
rv = CloneMozBinDirectory(getter_AddRefs(localFile));
if (NS_SUCCEEDED(rv))
rv = localFile->AppendRelativePath(SEARCH_DIR_NAME);
}
if (localFile && NS_SUCCEEDED(rv))
return localFile->QueryInterface(NS_GET_IID(nsIFile), (void**)_retval);
return rv;
}
NS_METHOD nsAppFileLocationProvider::CloneMozBinDirectory(nsILocalFile **aLocalFile)
{
NS_ENSURE_ARG_POINTER(aLocalFile);
nsresult rv;
if (!mMozBinDirectory)
{
// Get the mozilla bin directory
// 1. Check the directory service first for NS_XPCOM_CURRENT_PROCESS_DIR
// This will be set if a directory was passed to NS_InitXPCOM
// 2. If that doesn't work, set it to be the current process directory
nsCOMPtr<nsIProperties>
directoryService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv));
if (NS_FAILED(rv))
return rv;
rv = directoryService->Get(NS_XPCOM_CURRENT_PROCESS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(mMozBinDirectory));
if (NS_FAILED(rv)) {
rv = directoryService->Get(NS_OS_CURRENT_PROCESS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(mMozBinDirectory));
if (NS_FAILED(rv))
return rv;
}
}
nsCOMPtr<nsIFile> aFile;
rv = mMozBinDirectory->Clone(getter_AddRefs(aFile));
if (NS_FAILED(rv))
return rv;
nsCOMPtr<nsILocalFile> lfile = do_QueryInterface (aFile);
if (!lfile)
return NS_ERROR_FAILURE;
NS_IF_ADDREF(*aLocalFile = lfile);
return NS_OK;
}
//----------------------------------------------------------------------------------------
// GetProductDirectory - Gets the directory which contains the application data folder
//
// UNIX : ~/.mozilla/
// WIN : <Application Data folder on user's machine>\Mozilla
// Mac : :Documents:Mozilla:
//----------------------------------------------------------------------------------------
NS_METHOD nsAppFileLocationProvider::GetProductDirectory(nsILocalFile **aLocalFile)
{
NS_ENSURE_ARG_POINTER(aLocalFile);
nsresult rv;
PRBool exists;
nsCOMPtr<nsILocalFile> localDir;
#if defined(XP_MAC)
nsCOMPtr<nsIProperties> directoryService =
do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv);
if (NS_FAILED(rv)) return rv;
OSErr err;
long response;
err = ::Gestalt(gestaltSystemVersion, &response);
const char *prop = (!err && response >= 0x00001000) ? NS_MAC_USER_LIB_DIR : NS_MAC_DOCUMENTS_DIR;
rv = directoryService->Get(prop, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir));
if (NS_FAILED(rv)) return rv;
#elif defined(XP_OS2)
nsCOMPtr<nsIProperties> directoryService =
do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv);
if (NS_FAILED(rv)) return rv;
rv = directoryService->Get(NS_OS2_HOME_DIR, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir));
if (NS_FAILED(rv)) return rv;
#elif defined(XP_PC)
nsCOMPtr<nsIProperties> directoryService =
do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv);
if (NS_FAILED(rv)) return rv;
rv = directoryService->Get(NS_WIN_APPDATA_DIR, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir));
if (NS_SUCCEEDED(rv))
rv = localDir->Exists(&exists);
if (NS_FAILED(rv) || !exists)
{
// On some Win95 machines, NS_WIN_APPDATA_DIR does not exist - revert to NS_WIN_WINDOWS_DIR
localDir = nsnull;
rv = directoryService->Get(NS_WIN_WINDOWS_DIR, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir));
}
if (NS_FAILED(rv)) return rv;
#elif defined(XP_UNIX)
rv = NS_NewLocalFile(PR_GetEnv("HOME"), PR_TRUE, getter_AddRefs(localDir));
if (NS_FAILED(rv)) return rv;
#elif defined(XP_BEOS)
char path[MAXPATHLEN];
find_directory(B_USER_SETTINGS_DIRECTORY, 0, 0, path, MAXPATHLEN);
// Need enough space to add the trailing backslash
int len = strlen(path);
if (len > MAXPATHLEN-2)
return NS_ERROR_FAILURE;
path[len] = '/';
path[len+1] = '\0';
rv = NS_NewLocalFile(path, PR_TRUE, getter_AddRefs(localDir));
if (NS_FAILED(rv)) return rv;
#else
#error dont_know_how_to_get_product_dir_on_your_platform
#endif
rv = localDir->AppendRelativePath(DEFAULT_PRODUCT_DIR);
if (NS_FAILED(rv)) return rv;
rv = localDir->Exists(&exists);
if (NS_SUCCEEDED(rv) && !exists)
rv = localDir->Create(nsIFile::DIRECTORY_TYPE, 0775);
if (NS_FAILED(rv)) return rv;
*aLocalFile = localDir;
NS_ADDREF(*aLocalFile);
return rv;
}
//----------------------------------------------------------------------------------------
// GetDefaultUserProfileRoot - Gets the directory which contains each user profile dir
//
// UNIX : ~/.mozilla/
// WIN : <Application Data folder on user's machine>\Mozilla\Profiles
// Mac : :Documents:Mozilla:Profiles:
//----------------------------------------------------------------------------------------
NS_METHOD nsAppFileLocationProvider::GetDefaultUserProfileRoot(nsILocalFile **aLocalFile)
{
NS_ENSURE_ARG_POINTER(aLocalFile);
nsresult rv;
nsCOMPtr<nsILocalFile> localDir;
rv = GetProductDirectory(getter_AddRefs(localDir));
if (NS_FAILED(rv)) return rv;
#if defined(XP_MAC) || defined(XP_OS2) || defined(XP_PC)
// These 3 platforms share this part of the path - do them as one
rv = localDir->AppendRelativePath("Profiles");
if (NS_FAILED(rv)) return rv;
PRBool exists;
rv = localDir->Exists(&exists);
if (NS_SUCCEEDED(rv) && !exists)
rv = localDir->Create(nsIFile::DIRECTORY_TYPE, 0775);
if (NS_FAILED(rv)) return rv;
#endif
*aLocalFile = localDir;
NS_ADDREF(*aLocalFile);
return rv;
}
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