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62bb35349f
gecko-dev/xpcom/io/nsLocalFileWin.cpp
syd%netscape.com 62bb35349f Fix for 85986. If we find a shortcut and we are not resolving it, it is ok to 
return we found it. r=dougt, sr=mscott, a=drivers
2001-06-19 03:17:20 +00:00

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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) 1998-1999 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
* Doug Turner <dougt@netscape.com>
*/
#include "nsCOMPtr.h"
#include "nsMemory.h"
#include "nsLocalFileWin.h"
#include "nsISimpleEnumerator.h"
#include "nsIComponentManager.h"
#include "prtypes.h"
#include "prio.h"
#include <direct.h>
#include <windows.h>
#include "shellapi.h"
#include "shlguid.h"
#include <io.h>
#include <stdio.h>
#include <stdlib.h>
#include <mbstring.h>
#include "nsXPIDLString.h"
#include "prproces.h"
// certainly not all the error that can be
// encountered, but many of them common ones
static nsresult ConvertWinError(DWORD winErr)
{
nsresult rv;
switch (winErr)
{
case ERROR_FILE_NOT_FOUND:
case ERROR_PATH_NOT_FOUND:
case ERROR_INVALID_DRIVE:
rv = NS_ERROR_FILE_NOT_FOUND;
break;
case ERROR_ACCESS_DENIED:
case ERROR_NOT_SAME_DEVICE:
rv = NS_ERROR_FILE_ACCESS_DENIED;
break;
case ERROR_NOT_ENOUGH_MEMORY:
case ERROR_INVALID_BLOCK:
case ERROR_INVALID_HANDLE:
case ERROR_ARENA_TRASHED:
rv = NS_ERROR_OUT_OF_MEMORY;
break;
case ERROR_CURRENT_DIRECTORY:
rv = NS_ERROR_FILE_DIR_NOT_EMPTY;
break;
case ERROR_WRITE_PROTECT:
rv = NS_ERROR_FILE_READ_ONLY;
break;
case ERROR_HANDLE_DISK_FULL:
rv = NS_ERROR_FILE_TOO_BIG;
break;
case ERROR_FILE_EXISTS:
case ERROR_ALREADY_EXISTS:
case ERROR_CANNOT_MAKE:
rv = NS_ERROR_FILE_ALREADY_EXISTS;
break;
case 0:
rv = NS_OK;
default:
rv = NS_ERROR_FAILURE;
}
return rv;
}
static void
myLL_II2L(PRInt32 hi, PRInt32 lo, PRInt64 *result)
{
PRInt64 a64, b64; // probably could have been done with
// only one PRInt64, but these are macros,
// and I am a wimp.
// put hi in the low bits of a64.
LL_I2L(a64, hi);
// now shift it to the upperbit and place it the result in result
LL_SHL(b64, a64, 32);
// now put the low bits on by adding them to the result.
LL_ADD(*result, b64, lo);
}
static void
myLL_L2II(PRInt64 result, PRInt32 *hi, PRInt32 *lo )
{
PRInt64 a64, b64; // probably could have been done with
// only one PRInt64, but these are macros,
// and I am a wimp.
// shift the hi word to the low word, then push it into a long.
LL_SHR(a64, result, 32);
LL_L2I(*hi, a64);
// shift the low word to the hi word first, then shift it back.
LL_SHL(b64, result, 32);
LL_SHR(a64, b64, 32);
LL_L2I(*lo, a64);
}
class nsDirEnumerator : public nsISimpleEnumerator
{
public:
NS_DECL_ISUPPORTS
nsDirEnumerator() : mDir(nsnull)
{
NS_INIT_REFCNT();
}
nsresult Init(nsILocalFile* parent)
{
char* filepath;
parent->GetTarget(&filepath);
if (filepath == nsnull)
{
parent->GetPath(&filepath);
}
if (filepath == nsnull)
{
return NS_ERROR_OUT_OF_MEMORY;
}
mDir = PR_OpenDir(filepath);
if (mDir == nsnull) // not a directory?
return NS_ERROR_FAILURE;
nsMemory::Free(filepath);
mParent = parent;
return NS_OK;
}
NS_IMETHOD HasMoreElements(PRBool *result)
{
nsresult rv;
if (mNext == nsnull && mDir)
{
PRDirEntry* entry = PR_ReadDir(mDir, PR_SKIP_BOTH);
if (entry == nsnull)
{
// end of dir entries
PRStatus status = PR_CloseDir(mDir);
if (status != PR_SUCCESS)
return NS_ERROR_FAILURE;
mDir = nsnull;
*result = PR_FALSE;
return NS_OK;
}
nsCOMPtr<nsIFile> file;
rv = mParent->Clone(getter_AddRefs(file));
if (NS_FAILED(rv))
return rv;
rv = file->Append(entry->name);
if (NS_FAILED(rv))
return rv;
// make sure the thing exists. If it does, try the next one.
PRBool exists;
rv = file->Exists(&exists);
if (NS_FAILED(rv) || !exists)
{
return HasMoreElements(result);
}
mNext = do_QueryInterface(file);
}
*result = mNext != nsnull;
return NS_OK;
}
NS_IMETHOD GetNext(nsISupports **result)
{
nsresult rv;
PRBool hasMore;
rv = HasMoreElements(&hasMore);
if (NS_FAILED(rv)) return rv;
*result = mNext; // might return nsnull
NS_IF_ADDREF(*result);
mNext = null_nsCOMPtr();
return NS_OK;
}
virtual ~nsDirEnumerator()
{
if (mDir)
{
PRStatus status = PR_CloseDir(mDir);
NS_ASSERTION(status == PR_SUCCESS, "close failed");
}
}
protected:
PRDir* mDir;
nsCOMPtr<nsILocalFile> mParent;
nsCOMPtr<nsILocalFile> mNext;
};
NS_IMPL_ISUPPORTS1(nsDirEnumerator, nsISimpleEnumerator);
nsLocalFile::nsLocalFile()
{
NS_INIT_REFCNT();
mPersistFile = nsnull;
mShellLink = nsnull;
mLastResolution = PR_FALSE;
mFollowSymlinks = PR_FALSE;
MakeDirty();
}
nsLocalFile::~nsLocalFile()
{
// Release the pointer to the IPersistFile interface.
if (mPersistFile)
mPersistFile->Release();
// Release the pointer to the IShellLink interface.
if(mShellLink)
mShellLink->Release();
}
/* nsISupports interface implementation. */
NS_IMPL_THREADSAFE_ISUPPORTS2(nsLocalFile, nsILocalFile, nsIFile)
NS_METHOD
nsLocalFile::nsLocalFileConstructor(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr)
{
NS_ENSURE_ARG_POINTER(aInstancePtr);
NS_ENSURE_NO_AGGREGATION(outer);
nsLocalFile* inst = new nsLocalFile();
if (inst == NULL)
return NS_ERROR_OUT_OF_MEMORY;
nsresult rv = inst->QueryInterface(aIID, aInstancePtr);
if (NS_FAILED(rv))
{
delete inst;
return rv;
}
return NS_OK;
}
// This function resets any cached information about the file.
void
nsLocalFile::MakeDirty()
{
mDirty = PR_TRUE;
}
//----------------------------------------------------------------------------------------
//
// ResolvePath
// this function will walk the native path of |this| resolving any symbolic
// links found. The new resulting path will be placed into mResolvedPath.
//----------------------------------------------------------------------------------------
nsresult
nsLocalFile::ResolvePath(const char* workingPath, PRBool resolveTerminal, char** resolvedPath)
{
#ifdef DOUGT_debug
printf("localfile - resolving symlink\n");
#endif
nsresult rv = NS_OK;
if (strstr(workingPath, ".lnk") == nsnull)
return NS_ERROR_FILE_INVALID_PATH;
if (mPersistFile == nsnull || mShellLink == nsnull)
{
HRESULT hres;
// FIX. This should be in a service.
// Get a pointer to the IShellLink interface.
hres = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, IID_IShellLink, (void**)&mShellLink);
if (SUCCEEDED(hres))
{
// Get a pointer to the IPersistFile interface.
hres = mShellLink->QueryInterface(IID_IPersistFile, (void**)&mPersistFile);
}
if (mPersistFile == nsnull || mShellLink == nsnull)
{
return NS_ERROR_FILE_INVALID_PATH;
}
}
// Get the native path for |this|
char* filePath = (char*) nsMemory::Clone( workingPath, strlen(workingPath)+1 );
if (filePath == nsnull)
return NS_ERROR_NULL_POINTER;
// We are going to walk the native file path
// and stop at each slash. For each partial
// path (the string to the left of the slash)
// we will check to see if it is a shortcut.
// if it is, we will resolve it and continue
// with that resolved path.
// Get the first slash.
char* slash = strchr(filePath, '\\');
if (slash == nsnull)
{
if (filePath[0] != nsnull && filePath[1] == ':' && filePath[2] == '\0')
{
// we have a drive letter and a colon (eg 'c:'
// this is resolve already
int filePathLen = strlen(filePath);
char* rp = (char*) nsMemory::Alloc( filePathLen + 2 );
if (!rp)
return NS_ERROR_OUT_OF_MEMORY;
memcpy( rp, filePath, filePathLen );
rp[filePathLen] = '\\';
rp[filePathLen+1] = 0;
*resolvedPath = rp;
nsMemory::Free(filePath);
return NS_OK;
}
else
{
nsMemory::Free(filePath);
return NS_ERROR_FILE_INVALID_PATH;
}
}
// We really cant have just a drive letter as
// a shortcut, so we will skip the first '\\'
slash = strchr(++slash, '\\');
while (slash || resolveTerminal)
{
// Change the slash into a null so that
// we can use the partial path. It is is
// null, we know it is the terminal node.
if (slash)
{
*slash = '\0';
}
else
{
if (resolveTerminal)
{
// this is our last time in this loop.
// set loop condition to false
resolveTerminal = PR_FALSE;
}
else
{
// something is wrong. we should not have
// both slash being null and resolveTerminal
// not set!
nsMemory::Free(filePath);
return NS_ERROR_NULL_POINTER;
}
}
WORD wsz[MAX_PATH]; // TODO, Make this dynamically allocated.
// check to see the file is a shortcut by the magic .lnk extension.
size_t offset = strlen(filePath) - 4;
if ((offset > 0) && (strncmp( (filePath + offset), ".lnk", 4) == 0))
{
MultiByteToWideChar(CP_ACP, 0, filePath, -1, wsz, MAX_PATH);
}
else
{
char linkStr[MAX_PATH];
strcpy(linkStr, filePath);
strcat(linkStr, ".lnk");
// Ensure that the string is Unicode.
MultiByteToWideChar(CP_ACP, 0, linkStr, -1, wsz, MAX_PATH);
}
HRESULT hres;
// see if we can Load the path.
hres = mPersistFile->Load(wsz, STGM_READ);
if (SUCCEEDED(hres))
{
// Resolve the link.
hres = mShellLink->Resolve(nsnull, SLR_NO_UI );
if (SUCCEEDED(hres))
{
WIN32_FIND_DATA wfd;
char *temp = (char*) nsMemory::Alloc( MAX_PATH );
if (temp == nsnull)
return NS_ERROR_NULL_POINTER;
// Get the path to the link target.
hres = mShellLink->GetPath( temp, MAX_PATH, &wfd, SLGP_UNCPRIORITY );
if (SUCCEEDED(hres))
{
// found a new path.
// addend a slash on it since it does not come out of GetPath()
// with one only if it is a directory. If it is not a directory
// and there is more to append, than we have a problem.
struct stat st;
int statrv = stat(temp, &st);
if (0 == statrv && (_S_IFDIR & st.st_mode))
{
strcat(temp, "\\");
}
if (slash)
{
// save where we left off.
char *carot= (temp + strlen(temp) -1 );
// append all the stuff that we have not done.
strcat(temp, ++slash);
slash = carot;
}
nsMemory::Free(filePath);
filePath = temp;
}
else
{
nsMemory::Free(temp);
}
}
else
{
// could not resolve shortcut. Return error;
nsMemory::Free(filePath);
return NS_ERROR_FILE_INVALID_PATH;
}
}
if (slash)
{
*slash = '\\';
++slash;
slash = strchr(slash, '\\');
}
}
// kill any trailing seperator
char* temp = filePath;
int len = strlen(temp) - 1;
if(temp[len] == '\\')
temp[len] = '\0';
*resolvedPath = filePath;
return rv;
}
nsresult
nsLocalFile::ResolveAndStat(PRBool resolveTerminal)
{
if (!mDirty && mLastResolution == resolveTerminal)
{
return NS_OK;
}
mLastResolution = resolveTerminal;
mResolvedPath.Assign(mWorkingPath); //until we know better.
// First we will see if the workingPath exists. If it does, then we
// can simply use that as the resolved path. This simplification can
// be done on windows cause its symlinks (shortcuts) use the .lnk
// file extension.
char temp[4];
const char* workingFilePath = mWorkingPath.get();
const char* nsprPath = workingFilePath;
if (mWorkingPath.Length() == 2 && mWorkingPath.CharAt(1) == ':') {
temp[0] = workingFilePath[0];
temp[1] = workingFilePath[1];
temp[2] = '\\';
temp[3] = '\0';
nsprPath = temp;
}
PRStatus status = PR_GetFileInfo64(nsprPath, &mFileInfo64);
if ( status == PR_SUCCESS )
{
if (!resolveTerminal)
{
mDirty = PR_FALSE;
return NS_OK;
}
// check to see that this is shortcut, i.e., the leaf is ".lnk"
// if the length < 4, then it's not a link.
int pathLen = strlen(workingFilePath);
const char* leaf = workingFilePath + pathLen - 4;
// if we found the file and we are not following symlinks, then return success.
if (!mFollowSymlinks || pathLen < 4 || (strcmp(leaf, ".lnk") != 0))
{
mDirty = PR_FALSE;
return NS_OK;
}
}
if (!mFollowSymlinks)
return NS_ERROR_FILE_NOT_FOUND; // if we are not resolving, we just give up here.
nsresult result;
// okay, something is wrong with the working path. We will try to resolve it.
char *resolvePath;
result = ResolvePath(workingFilePath, resolveTerminal, &resolvePath);
if (NS_FAILED(result))
return NS_ERROR_FILE_NOT_FOUND;
mResolvedPath.Assign(resolvePath);
nsMemory::Free(resolvePath);
status = PR_GetFileInfo64(mResolvedPath, &mFileInfo64);
if ( status == PR_SUCCESS )
mDirty = PR_FALSE;
else
result = NS_ERROR_FILE_NOT_FOUND;
return result;
}
NS_IMETHODIMP
nsLocalFile::Clone(nsIFile **file)
{
nsresult rv;
char * aFilePath;
GetPath(&aFilePath);
nsCOMPtr<nsILocalFile> localFile;
rv = NS_NewLocalFile(aFilePath, mFollowSymlinks, getter_AddRefs(localFile));
nsMemory::Free(aFilePath);
if (NS_SUCCEEDED(rv) && localFile)
{
return localFile->QueryInterface(NS_GET_IID(nsIFile), (void**)file);
}
return rv;
}
NS_IMETHODIMP
nsLocalFile::InitWithPath(const char *filePath)
{
MakeDirty();
NS_ENSURE_ARG(filePath);
char* nativeFilePath = nsnull;
// just do a sanity check. if it has any forward slashes, it is not a Native path
// on windows. Also, it must have a colon at after the first char.
if (filePath[0] == 0)
return NS_ERROR_FAILURE;
if ( (filePath[2] == 0) && (filePath[1] == ':') )
{
// C : //
nativeFilePath = (char*) nsMemory::Alloc( 4 );
if (!nativeFilePath)
return NS_ERROR_OUT_OF_MEMORY;
nativeFilePath[0] = filePath[0];
nativeFilePath[1] = ':';
nativeFilePath[2] = '\\';
nativeFilePath[3] = 0;
}
// XXX is this an 'else'? Otherwise 'nativeFilePath' could leak.
if ( ( (filePath[1] == ':') && (strchr(filePath, '/') == 0) ) || // normal windows path
( (filePath[0] == '\\') && (filePath[1] == '\\') ) ) // netwerk path
{
// This is a native path
if (nativeFilePath) nsCRT::free(nativeFilePath);
nativeFilePath = (char*) nsMemory::Clone( filePath, strlen(filePath)+1 );
}
if (nativeFilePath == nsnull)
return NS_ERROR_FILE_UNRECOGNIZED_PATH;
// kill any trailing seperator
char* temp = nativeFilePath;
int len = strlen(temp) - 1;
// Is '\' second charactor of DBCS?
if(temp[len] == '\\' && !::IsDBCSLeadByte(temp[len-1]))
temp[len] = '\0';
mWorkingPath.Assign(nativeFilePath);
nsMemory::Free( nativeFilePath );
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::OpenNSPRFileDesc(PRInt32 flags, PRInt32 mode, PRFileDesc **_retval)
{
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv) && rv != NS_ERROR_FILE_NOT_FOUND)
return rv;
*_retval = PR_Open(mResolvedPath, flags, mode);
if (*_retval)
return NS_OK;
return NS_ErrorAccordingToNSPR();
}
NS_IMETHODIMP
nsLocalFile::OpenANSIFileDesc(const char *mode, FILE * *_retval)
{
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv) && rv != NS_ERROR_FILE_NOT_FOUND)
return rv;
*_retval = fopen(mResolvedPath, mode);
if (*_retval)
return NS_OK;
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsLocalFile::Create(PRUint32 type, PRUint32 attributes)
{
if (type != NORMAL_FILE_TYPE && type != DIRECTORY_TYPE)
return NS_ERROR_FILE_UNKNOWN_TYPE;
nsresult rv = ResolveAndStat(PR_FALSE);
if (NS_FAILED(rv) && rv != NS_ERROR_FILE_NOT_FOUND)
return rv;
// create nested directories to target
unsigned char* slash = _mbschr((const unsigned char*) mResolvedPath.get(), '\\');
// skip the first '\\'
++slash;
slash = _mbschr(slash, '\\');
while (slash)
{
*slash = '\0';
if (!CreateDirectoryA(mResolvedPath, NULL)) {
rv = ConvertWinError(GetLastError());
if (rv != NS_ERROR_FILE_ALREADY_EXISTS) return rv;
}
*slash = '\\';
++slash;
slash = _mbschr(slash, '\\');
}
if (type == NORMAL_FILE_TYPE)
{
PRFileDesc* file = PR_Open(mResolvedPath, PR_RDONLY | PR_CREATE_FILE | PR_APPEND | PR_EXCL, attributes);
if (!file) return NS_ERROR_FILE_ALREADY_EXISTS;
PR_Close(file);
return NS_OK;
}
if (type == DIRECTORY_TYPE)
{
if (!CreateDirectoryA(mResolvedPath, NULL))
return ConvertWinError(GetLastError());
else
return NS_OK;
}
return NS_ERROR_FILE_UNKNOWN_TYPE;
}
NS_IMETHODIMP
nsLocalFile::Append(const char *node)
{
// Append only one component. Check for subdirs.
if (!node || (_mbschr((const unsigned char*) node, '\\') != nsnull))
{
return NS_ERROR_FILE_UNRECOGNIZED_PATH;
}
return AppendRelativePath(node);
}
NS_IMETHODIMP
nsLocalFile::AppendRelativePath(const char *node)
{
// Cannot start with a / or have .. or have / anywhere
if (!node || strchr(node, '/'))
{
return NS_ERROR_FILE_UNRECOGNIZED_PATH;
}
MakeDirty();
mWorkingPath.Append("\\");
mWorkingPath.Append(node);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::Normalize()
{
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::GetLeafName(char * *aLeafName)
{
NS_ENSURE_ARG_POINTER(aLeafName);
const char* temp = mWorkingPath.get();
if(temp == nsnull)
return NS_ERROR_FILE_UNRECOGNIZED_PATH;
const char* leaf = (const char*) _mbsrchr((const unsigned char*) temp, '\\');
// if the working path is just a node without any lashes.
if (leaf == nsnull)
leaf = temp;
else
leaf++;
*aLeafName = (char*) nsMemory::Clone(leaf, strlen(leaf)+1);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::SetLeafName(const char * aLeafName)
{
MakeDirty();
const unsigned char* temp = (const unsigned char*) mWorkingPath.get();
if(temp == nsnull)
return NS_ERROR_FILE_UNRECOGNIZED_PATH;
// cannot use nsCString::RFindChar() due to 0x5c problem
PRInt32 offset = (PRInt32) (_mbsrchr(temp, '\\') - temp);
if (offset)
{
mWorkingPath.Truncate(offset+1);
}
mWorkingPath.Append(aLeafName);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::GetPath(char **_retval)
{
NS_ENSURE_ARG_POINTER(_retval);
*_retval = (char*) nsMemory::Clone(mWorkingPath, strlen(mWorkingPath)+1);
return NS_OK;
}
nsresult
nsLocalFile::CopySingleFile(nsIFile *sourceFile, nsIFile *destParent, const char * newName, PRBool followSymlinks, PRBool move)
{
nsresult rv;
char* filePath;
// get the path that we are going to copy to.
// Since windows does not know how to auto
// resolve shortcust, we must work with the
// target.
char* inFilePath;
destParent->GetTarget(&inFilePath);
nsCString destPath(inFilePath);
nsMemory::Free(inFilePath);
destPath.Append("\\");
if (newName == nsnull)
{
char *aFileName;
sourceFile->GetLeafName(&aFileName);
destPath.Append(aFileName);
nsMemory::Free(aFileName);
}
else
{
destPath.Append(newName);
}
if (followSymlinks)
{
rv = sourceFile->GetTarget(&filePath);
if (!filePath)
rv = sourceFile->GetPath(&filePath);
}
else
{
rv = sourceFile->GetPath(&filePath);
}
if (NS_FAILED(rv))
return rv;
int copyOK;
if (!move)
copyOK = CopyFile(filePath, destPath, PR_TRUE);
else
copyOK = MoveFile(filePath, destPath);
if (!copyOK) // CopyFile and MoveFile returns non-zero if succeeds (backward if you ask me).
rv = ConvertWinError(GetLastError());
nsMemory::Free(filePath);
return rv;
}
nsresult
nsLocalFile::CopyMove(nsIFile *aParentDir, const char *newName, PRBool followSymlinks, PRBool move)
{
nsCOMPtr<nsIFile> newParentDir = aParentDir;
// check to see if this exists, otherwise return an error.
// we will check this by resolving. If the user wants us
// to follow links, then we are talking about the target,
// hence we can use the |followSymlinks| parameter.
nsresult rv = ResolveAndStat(followSymlinks);
if (NS_FAILED(rv))
return rv;
if (!newParentDir)
{
// no parent was specified. We must rename.
if (!newName)
return NS_ERROR_INVALID_ARG;
move = PR_TRUE;
rv = GetParent(getter_AddRefs(newParentDir));
if (NS_FAILED(rv))
return rv;
}
if (!newParentDir)
return NS_ERROR_FILE_DESTINATION_NOT_DIR;
// make sure it exists and is a directory. Create it if not there.
PRBool exists;
newParentDir->Exists(&exists);
if (exists == PR_FALSE)
{
rv = newParentDir->Create(DIRECTORY_TYPE, 0644); // TODO, what permissions should we use
if (NS_FAILED(rv))
return rv;
}
else
{
PRBool isDir;
newParentDir->IsDirectory(&isDir);
if (isDir == PR_FALSE)
{
if (followSymlinks)
{
PRBool isLink;
newParentDir->IsSymlink(&isLink);
if (isLink)
{
char* target;
newParentDir->GetTarget(&target);
nsCOMPtr<nsILocalFile> realDest = new nsLocalFile();
if (realDest == nsnull)
return NS_ERROR_OUT_OF_MEMORY;
rv = realDest->InitWithPath(target);
nsMemory::Free(target);
if (NS_FAILED(rv))
return rv;
return CopyMove(realDest, newName, followSymlinks, move);
}
}
else
{
return NS_ERROR_FILE_DESTINATION_NOT_DIR;
}
}
}
// check to see if we are a directory, if so enumerate it.
PRBool isDir;
IsDirectory(&isDir);
PRBool isSymlink;
IsSymlink(&isSymlink);
if (!isDir || (isSymlink && !followSymlinks))
{
rv = CopySingleFile(this, newParentDir, newName, followSymlinks, move);
if (NS_FAILED(rv))
return rv;
}
else
{
// create a new target destination in the new parentDir;
nsCOMPtr<nsIFile> target;
rv = newParentDir->Clone(getter_AddRefs(target));
if (NS_FAILED(rv))
return rv;
char *allocatedNewName;
if (!newName)
{
PRBool isLink;
IsSymlink(&isLink);
if (isLink)
{
char* temp;
GetTarget(&temp);
const char* leaf = (const char*) _mbsrchr((const unsigned char*) temp, '\\');
if (leaf[0] == '\\')
leaf++;
allocatedNewName = (char*) nsMemory::Clone( leaf, strlen(leaf)+1 );
}
else
{
GetLeafName(&allocatedNewName);// this should be the leaf name of the
}
}
else
{
allocatedNewName = (char*) nsMemory::Clone( newName, strlen(newName)+1 );
}
rv = target->Append(allocatedNewName);
if (NS_FAILED(rv))
return rv;
nsMemory::Free(allocatedNewName);
target->Create(DIRECTORY_TYPE, 0644); // TODO, what permissions should we use
if (NS_FAILED(rv))
return rv;
nsDirEnumerator* dirEnum = new nsDirEnumerator();
if (!dirEnum)
return NS_ERROR_OUT_OF_MEMORY;
rv = dirEnum->Init(this);
nsCOMPtr<nsISimpleEnumerator> iterator = do_QueryInterface(dirEnum);
PRBool more;
iterator->HasMoreElements(&more);
while (more)
{
nsCOMPtr<nsISupports> item;
nsCOMPtr<nsIFile> file;
iterator->GetNext(getter_AddRefs(item));
file = do_QueryInterface(item);
PRBool isDir, isLink;
file->IsDirectory(&isDir);
file->IsSymlink(&isLink);
if (move)
{
if (followSymlinks)
rv = NS_ERROR_FAILURE;
else
rv = file->MoveTo(target, nsnull);
}
else
{
if (followSymlinks)
rv = file->CopyToFollowingLinks(target, nsnull);
else
rv = file->CopyTo(target, nsnull);
}
iterator->HasMoreElements(&more);
}
}
// If we moved, we want to adjust this.
if (move)
{
MakeDirty();
char* newParentPath;
newParentDir->GetPath(&newParentPath);
if (newParentPath == nsnull)
return NS_ERROR_FAILURE;
if (newName == nsnull)
{
char *aFileName;
GetLeafName(&aFileName);
InitWithPath(newParentPath);
Append(aFileName);
nsMemory::Free(aFileName);
}
else
{
InitWithPath(newParentPath);
Append(newName);
}
nsMemory::Free(newParentPath);
}
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::CopyTo(nsIFile *newParentDir, const char *newName)
{
return CopyMove(newParentDir, newName, PR_FALSE, PR_FALSE);
}
NS_IMETHODIMP
nsLocalFile::CopyToFollowingLinks(nsIFile *newParentDir, const char *newName)
{
return CopyMove(newParentDir, newName, PR_TRUE, PR_FALSE);
}
NS_IMETHODIMP
nsLocalFile::MoveTo(nsIFile *newParentDir, const char *newName)
{
return CopyMove(newParentDir, newName, PR_FALSE, PR_TRUE);
}
NS_IMETHODIMP
nsLocalFile::Spawn(const char **args, PRUint32 count)
{
PRBool isFile;
nsresult rv = IsFile(&isFile);
if (NS_FAILED(rv))
return rv;
// make sure that when we allocate we have 1 greater than the
// count since we need to null terminate the list for the argv to
// pass into PR_CreateProcessDetached
char **my_argv = NULL;
my_argv = (char **)malloc(sizeof(char *) * (count + 2) );
if (!my_argv) {
return NS_ERROR_OUT_OF_MEMORY;
}
// copy the args
PRUint32 i;
for (i=0; i < count; i++) {
my_argv[i+1] = (char *)args[i];
}
// we need to set argv[0] to the program name.
my_argv[0] = NS_CONST_CAST(char*, mResolvedPath.get());
// null terminate the array
my_argv[count+1] = NULL;
rv = PR_CreateProcessDetached(mResolvedPath, my_argv, NULL, NULL);
// free up our argv
nsMemory::Free(my_argv);
if (PR_SUCCESS == rv)
return NS_OK;
else
return NS_ERROR_FILE_EXECUTION_FAILED;
}
NS_IMETHODIMP
nsLocalFile::Load(PRLibrary * *_retval)
{
PRBool isFile;
nsresult rv = IsFile(&isFile);
if (NS_FAILED(rv))
return rv;
if (! isFile)
return NS_ERROR_FILE_IS_DIRECTORY;
*_retval = PR_LoadLibrary(mResolvedPath);
if (*_retval)
return NS_OK;
return NS_ERROR_NULL_POINTER;
}
NS_IMETHODIMP
nsLocalFile::Delete(PRBool recursive)
{
PRBool isDir;
nsresult rv = IsDirectory(&isDir);
if (NS_FAILED(rv))
return rv;
const char *filePath = mResolvedPath.get();
if (isDir)
{
if (recursive)
{
nsDirEnumerator* dirEnum = new nsDirEnumerator();
if (dirEnum == nsnull)
return NS_ERROR_OUT_OF_MEMORY;
rv = dirEnum->Init(this);
nsCOMPtr<nsISimpleEnumerator> iterator = do_QueryInterface(dirEnum);
PRBool more;
iterator->HasMoreElements(&more);
while (more)
{
nsCOMPtr<nsISupports> item;
nsCOMPtr<nsIFile> file;
iterator->GetNext(getter_AddRefs(item));
file = do_QueryInterface(item);
file->Delete(recursive);
iterator->HasMoreElements(&more);
}
}
rmdir(filePath); // todo: save return value?
}
else
{
remove(filePath); // todo: save return value?
}
MakeDirty();
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::GetLastModificationDate(PRInt64 *aLastModificationDate)
{
NS_ENSURE_ARG(aLastModificationDate);
*aLastModificationDate = 0;
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv))
return rv;
// microseconds -> milliseconds
*aLastModificationDate = mFileInfo64.modifyTime / PR_USEC_PER_MSEC;
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::GetLastModificationDateOfLink(PRInt64 *aLastModificationDate)
{
NS_ENSURE_ARG(aLastModificationDate);
*aLastModificationDate = 0;
nsresult rv = ResolveAndStat(PR_FALSE);
if (NS_FAILED(rv))
return rv;
// microseconds -> milliseconds
*aLastModificationDate = mFileInfo64.modifyTime / PR_USEC_PER_MSEC;
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::SetLastModificationDate(PRInt64 aLastModificationDate)
{
return nsLocalFile::SetModDate(aLastModificationDate, PR_TRUE);
}
NS_IMETHODIMP
nsLocalFile::SetLastModificationDateOfLink(PRInt64 aLastModificationDate)
{
return nsLocalFile::SetModDate(aLastModificationDate, PR_FALSE);
}
nsresult
nsLocalFile::SetModDate(PRInt64 aLastModificationDate, PRBool resolveTerminal)
{
nsresult rv = ResolveAndStat(resolveTerminal);
if (NS_FAILED(rv))
return rv;
const char *filePath = mResolvedPath.get();
HANDLE file = CreateFile( filePath, // pointer to name of the file
GENERIC_WRITE, // access (write) mode
0, // share mode
NULL, // pointer to security attributes
OPEN_EXISTING, // how to create
0, // file attributes
NULL);
MakeDirty();
if (!file)
{
return ConvertWinError(GetLastError());
}
FILETIME lft, ft;
SYSTEMTIME st;
PRExplodedTime pret;
// PR_ExplodeTime expects usecs...
PR_ExplodeTime(aLastModificationDate * PR_USEC_PER_MSEC, PR_LocalTimeParameters, &pret);
st.wYear = pret.tm_year;
st.wMonth = pret.tm_month + 1; // Convert start offset -- Win32: Jan=1; NSPR: Jan=0
st.wDayOfWeek = pret.tm_wday;
st.wDay = pret.tm_mday;
st.wHour = pret.tm_hour;
st.wMinute = pret.tm_min;
st.wSecond = pret.tm_sec;
st.wMilliseconds = pret.tm_usec/1000;
if ( 0 == SystemTimeToFileTime(&st, &lft) )
{
rv = ConvertWinError(GetLastError());
}
else if ( 0 == LocalFileTimeToFileTime(&lft, &ft) )
{
rv = ConvertWinError(GetLastError());
}
else if ( 0 == SetFileTime(file, NULL, &ft, &ft) )
{
// could not set time
rv = ConvertWinError(GetLastError());
}
CloseHandle( file );
return rv;
}
NS_IMETHODIMP
nsLocalFile::GetPermissions(PRUint32 *aPermissions)
{
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv))
return rv;
const char *filePath = mResolvedPath.get();
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::GetPermissionsOfLink(PRUint32 *aPermissionsOfLink)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsLocalFile::SetPermissions(PRUint32 aPermissions)
{
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv))
return rv;
const char *filePath = mResolvedPath.get();
if( chmod(filePath, aPermissions) == -1 )
return NS_ERROR_FAILURE;
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::SetPermissionsOfLink(PRUint32 aPermissions)
{
nsresult rv = ResolveAndStat(PR_FALSE);
if (NS_FAILED(rv))
return rv;
const char *filePath = mResolvedPath.get();
if( chmod(filePath, aPermissions) == -1 )
return NS_ERROR_FAILURE;
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::GetFileSize(PRInt64 *aFileSize)
{
NS_ENSURE_ARG(aFileSize);
*aFileSize = 0;
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv))
return rv;
*aFileSize = mFileInfo64.size;
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::SetFileSize(PRInt64 aFileSize)
{
DWORD status;
HANDLE hFile;
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv))
return rv;
const char *filePath = mResolvedPath.get();
// Leave it to Microsoft to open an existing file with a function
// named "CreateFile".
hFile = CreateFile(filePath,
GENERIC_WRITE,
FILE_SHARE_READ,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
if (hFile == INVALID_HANDLE_VALUE)
{
MakeDirty();
return NS_ERROR_FAILURE;
}
// Seek to new, desired end of file
PRInt32 hi, lo;
myLL_L2II(aFileSize, &hi, &lo );
status = SetFilePointer(hFile, lo, NULL, FILE_BEGIN);
if (status == 0xffffffff)
goto error;
// Truncate file at current cursor position
if (!SetEndOfFile(hFile))
goto error;
if (!CloseHandle(hFile))
return NS_ERROR_FAILURE;
MakeDirty();
return NS_OK;
error:
MakeDirty();
CloseHandle(hFile);
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsLocalFile::GetFileSizeOfLink(PRInt64 *aFileSize)
{
NS_ENSURE_ARG(aFileSize);
*aFileSize = 0;
nsresult rv = ResolveAndStat(PR_FALSE);
if (NS_FAILED(rv))
return rv;
*aFileSize = mFileInfo64.size;
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::GetDiskSpaceAvailable(PRInt64 *aDiskSpaceAvailable)
{
NS_ENSURE_ARG(aDiskSpaceAvailable);
ResolveAndStat(PR_FALSE);
const char *filePath = mResolvedPath.get();
PRInt64 int64;
LL_I2L(int64 , LONG_MAX);
char aDrive[_MAX_DRIVE + 2];
_splitpath( (const char*)filePath, aDrive, NULL, NULL, NULL);
strcat(aDrive, "\\");
// Check disk space
DWORD dwSecPerClus, dwBytesPerSec, dwFreeClus, dwTotalClus;
ULARGE_INTEGER liFreeBytesAvailableToCaller, liTotalNumberOfBytes, liTotalNumberOfFreeBytes;
double nBytes = 0;
BOOL (WINAPI* getDiskFreeSpaceExA)(LPCTSTR lpDirectoryName,
PULARGE_INTEGER lpFreeBytesAvailableToCaller,
PULARGE_INTEGER lpTotalNumberOfBytes,
PULARGE_INTEGER lpTotalNumberOfFreeBytes) = NULL;
HINSTANCE hInst = LoadLibrary("KERNEL32.DLL");
NS_ASSERTION(hInst != NULL, "COULD NOT LOAD KERNEL32.DLL");
if (hInst != NULL)
{
getDiskFreeSpaceExA = (BOOL (WINAPI*)(LPCTSTR lpDirectoryName,
PULARGE_INTEGER lpFreeBytesAvailableToCaller,
PULARGE_INTEGER lpTotalNumberOfBytes,
PULARGE_INTEGER lpTotalNumberOfFreeBytes))
GetProcAddress(hInst, "GetDiskFreeSpaceExA");
FreeLibrary(hInst);
}
if (getDiskFreeSpaceExA && (*getDiskFreeSpaceExA)(aDrive,
&liFreeBytesAvailableToCaller,
&liTotalNumberOfBytes,
&liTotalNumberOfFreeBytes))
{
nBytes = (double)(signed __int64)liFreeBytesAvailableToCaller.QuadPart;
}
else if ( GetDiskFreeSpace(aDrive, &dwSecPerClus, &dwBytesPerSec, &dwFreeClus, &dwTotalClus))
{
nBytes = (double)dwFreeClus*(double)dwSecPerClus*(double) dwBytesPerSec;
}
LL_D2L(*aDiskSpaceAvailable, nBytes);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::GetParent(nsIFile * *aParent)
{
NS_ENSURE_ARG_POINTER(aParent);
nsCString parentPath = mWorkingPath;
// cannot use nsCString::RFindChar() due to 0x5c problem
PRInt32 offset = (PRInt32) (_mbsrchr((const unsigned char *) parentPath.get(), '\\')
- (const unsigned char *) parentPath.get());
if (offset < 0)
return NS_ERROR_FILE_UNRECOGNIZED_PATH;
parentPath.Truncate(offset);
nsCOMPtr<nsILocalFile> localFile;
nsresult rv = NS_NewLocalFile(parentPath.get(), mFollowSymlinks, getter_AddRefs(localFile));
if(NS_SUCCEEDED(rv) && localFile)
{
return localFile->QueryInterface(NS_GET_IID(nsIFile), (void**)aParent);
}
return rv;
}
NS_IMETHODIMP
nsLocalFile::Exists(PRBool *_retval)
{
NS_ENSURE_ARG(_retval);
MakeDirty();
nsresult rv = ResolveAndStat( PR_TRUE );
if (NS_SUCCEEDED(rv))
*_retval = PR_TRUE;
else
*_retval = PR_FALSE;
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::IsWritable(PRBool *_retval)
{
NS_ENSURE_ARG(_retval);
*_retval = PR_FALSE;
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv))
return rv;
const char *workingFilePath = mWorkingPath.get();
DWORD word = GetFileAttributes(workingFilePath);
*_retval = !((word & FILE_ATTRIBUTE_READONLY) != 0);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::IsReadable(PRBool *_retval)
{
NS_ENSURE_ARG(_retval);
*_retval = PR_FALSE;
nsresult rv = ResolveAndStat( PR_TRUE );
if (NS_FAILED(rv))
return rv;
*_retval = PR_TRUE;
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::IsExecutable(PRBool *_retval)
{
NS_ENSURE_ARG(_retval);
*_retval = PR_FALSE;
nsresult rv = ResolveAndStat( PR_TRUE );
if (NS_FAILED(rv))
return rv;
char* path = nsnull;
PRBool symLink;
rv = IsSymlink(&symLink);
if (NS_FAILED(rv))
return rv;
if (symLink)
GetTarget(&path);
else
GetPath(&path);
// Get extension.
char* ext = ::strrchr( path, '.' );
if ( ext ) {
// Convert extension to lower case.
for( char *p = ext; *p; p++ ) {
if ( ::isupper( *p ) ) {
*p = ::tolower( *p );
}
}
// Search for any of the set of executable extensions.
const char * const executableExts[] = { ".exe",
".bat",
".com",
".pif",
".cmd",
".js",
".vbs",
".lnk",
".reg",
".wsf",
0 };
for ( int i = 0; executableExts[i]; i++ ) {
if ( ::strcmp( executableExts[i], ext ) == 0 ) {
// Found a match. Set result and quit.
*_retval = PR_TRUE;
break;
}
}
}
nsMemory::Free(path);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::IsDirectory(PRBool *_retval)
{
NS_ENSURE_ARG(_retval);
*_retval = PR_FALSE;
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv))
return rv;
*_retval = (mFileInfo64.type == PR_FILE_DIRECTORY);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::IsFile(PRBool *_retval)
{
NS_ENSURE_ARG(_retval);
*_retval = PR_FALSE;
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv))
return rv;
*_retval = (mFileInfo64.type == PR_FILE_FILE);
return rv;
}
NS_IMETHODIMP
nsLocalFile::IsHidden(PRBool *_retval)
{
NS_ENSURE_ARG(_retval);
*_retval = PR_FALSE;
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv))
return rv;
const char *workingFilePath = mWorkingPath.get();
DWORD word = GetFileAttributes(workingFilePath);
*_retval = ((word & FILE_ATTRIBUTE_HIDDEN) != 0);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::IsSymlink(PRBool *_retval)
{
NS_ENSURE_ARG(_retval);
*_retval = PR_FALSE;
char* path;
int pathLen;
GetPath(&path);
pathLen = strlen(path);
const char* leaf = path + pathLen - 4;
if ( (strcmp(leaf, ".lnk") == 0))
{
*_retval = PR_TRUE;
}
nsMemory::Free(path);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::IsSpecial(PRBool *_retval)
{
NS_ENSURE_ARG(_retval);
*_retval = PR_FALSE;
nsresult rv = ResolveAndStat(PR_TRUE);
if (NS_FAILED(rv))
return rv;
const char *workingFilePath = mWorkingPath.get();
DWORD word = GetFileAttributes(workingFilePath);
*_retval = ((word & FILE_ATTRIBUTE_SYSTEM) != 0);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::Equals(nsIFile *inFile, PRBool *_retval)
{
NS_ENSURE_ARG(inFile);
NS_ENSURE_ARG(_retval);
*_retval = PR_FALSE;
char* inFilePath;
inFile->GetPath(&inFilePath);
char* filePath;
GetPath(&filePath);
if (strcmp(inFilePath, filePath) == 0)
*_retval = PR_TRUE;
nsMemory::Free(inFilePath);
nsMemory::Free(filePath);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::Contains(nsIFile *inFile, PRBool recur, PRBool *_retval)
{
*_retval = PR_FALSE;
char* myFilePath;
if ( NS_FAILED(GetTarget(&myFilePath)))
GetPath(&myFilePath);
PRInt32 myFilePathLen = strlen(myFilePath);
char* inFilePath;
if ( NS_FAILED(inFile->GetTarget(&inFilePath)))
inFile->GetPath(&inFilePath);
if ( strncmp( myFilePath, inFilePath, myFilePathLen) == 0)
{
// now make sure that the |inFile|'s path has a trailing
// separator.
if (inFilePath[myFilePathLen] == '\\')
{
*_retval = PR_TRUE;
}
}
nsMemory::Free(inFilePath);
nsMemory::Free(myFilePath);
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::GetTarget(char **_retval)
{
NS_ENSURE_ARG(_retval);
*_retval = nsnull;
#if STRICT_FAKE_SYMLINKS
PRBool symLink;
nsresult rv = IsSymlink(&symLink);
if (NS_FAILED(rv))
return rv;
if (!symLink)
{
return NS_ERROR_FILE_INVALID_PATH;
}
#endif
ResolveAndStat(PR_TRUE);
*_retval = (char*) nsMemory::Clone( mResolvedPath, strlen(mResolvedPath)+1 );
return NS_OK;
}
/* attribute PRBool followLinks; */
NS_IMETHODIMP
nsLocalFile::GetFollowLinks(PRBool *aFollowLinks)
{
*aFollowLinks = mFollowSymlinks;
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::SetFollowLinks(PRBool aFollowLinks)
{
MakeDirty();
mFollowSymlinks = aFollowLinks;
return NS_OK;
}
NS_IMETHODIMP
nsLocalFile::GetDirectoryEntries(nsISimpleEnumerator * *entries)
{
nsresult rv;
*entries = nsnull;
PRBool isDir;
rv = IsDirectory(&isDir);
if (NS_FAILED(rv))
return rv;
if (!isDir)
return NS_ERROR_FILE_NOT_DIRECTORY;
nsDirEnumerator* dirEnum = new nsDirEnumerator();
if (dirEnum == nsnull)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(dirEnum);
rv = dirEnum->Init(this);
if (NS_FAILED(rv))
{
NS_RELEASE(dirEnum);
return rv;
}
*entries = dirEnum;
return NS_OK;
}
NS_IMETHODIMP nsLocalFile::GetURL(char * *aURL)
{
nsresult rv;
char* ePath = (char*) nsMemory::Clone(mWorkingPath, strlen(mWorkingPath)+1);
if (ePath == nsnull)
return NS_ERROR_OUT_OF_MEMORY;
#if defined (XP_WIN)
// Replace \ with / to convert to an url
char* s = ePath;
while (*s)
{
// We need to call IsDBCSLeadByte because
// Japanese windows can have 0x5C in the sencond byte
// of a Japanese character, for example 0x8F 0x5C is
// one Japanese character
if(::IsDBCSLeadByte(*s) && *(s+1) != nsnull) {
s++;
} else
if (*s == '\\')
*s = '/';
s++;
}
#endif
// Escape the path with the directory mask
nsCAutoString tmp(ePath);
tmp.ReplaceChar(":", '|');
nsCAutoString escPath("file://");
escPath += tmp;
// rv = nsURLEscape(ePath,nsIIOService::url_Directory + nsIIOService::url_Forced, escPath);
// if (NS_SUCCEEDED(rv)) {
PRBool dir;
rv = IsDirectory(&dir);
if (NS_SUCCEEDED(rv) && dir && escPath[escPath.Length() - 1] != '/') {
// make sure we have a trailing slash
escPath += "/";
}
*aURL = escPath.ToNewCString();
if (*aURL == nsnull)
return NS_ERROR_OUT_OF_MEMORY;
// }
return rv;
}
NS_IMETHODIMP nsLocalFile::SetURL(const char * aURL)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsLocalFile::GetPersistentDescriptor(char * *aPersistentDescriptor)
{
NS_ENSURE_ARG_POINTER(aPersistentDescriptor);
return GetPath(aPersistentDescriptor);
}
NS_IMETHODIMP
nsLocalFile::SetPersistentDescriptor(const char * aPersistentDescriptor)
{
NS_ENSURE_ARG(aPersistentDescriptor);
return InitWithPath(aPersistentDescriptor);
}
NS_IMETHODIMP
nsLocalFile::Reveal()
{
nsresult rv = NS_OK;
PRBool isDirectory = PR_FALSE;
nsXPIDLCString path;
IsDirectory(&isDirectory);
if (isDirectory)
{
GetPath(getter_Copies(path));
}
else
{
nsCOMPtr<nsIFile> parent;
GetParent(getter_AddRefs(parent));
if (parent)
parent->GetPath(getter_Copies(path));
}
// use the app registry name to launch a shell execute....
LONG r = (LONG) ::ShellExecute( NULL, "explore", (const char *) path, NULL, NULL, SW_SHOWNORMAL);
if (r < 32)
rv = NS_ERROR_FAILURE;
else
rv = NS_OK;
return rv;
}
NS_IMETHODIMP
nsLocalFile::Launch()
{
nsresult rv = NS_OK;
nsXPIDLCString path;
GetPath(getter_Copies(path));
// use the app registry name to launch a shell execute....
LONG r = (LONG) ::ShellExecute( NULL, "open", (const char *) path, NULL, NULL, SW_SHOWNORMAL);
if (r < 32)
rv = NS_ERROR_FAILURE;
else
rv = NS_OK;
return rv;
}
nsresult
NS_NewLocalFile(const char* path, PRBool followLinks, nsILocalFile* *result)
{
nsLocalFile* file = new nsLocalFile();
if (file == nsnull)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(file);
file->SetFollowLinks(followLinks);
if (path) {
nsresult rv = file->InitWithPath(path);
if (NS_FAILED(rv)) {
NS_RELEASE(file);
return rv;
}
}
*result = file;
return NS_OK;
}
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