2005-01-17 18:50:18 +00:00
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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 the Mozilla toolkit.
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*
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* The Initial Developer of the Original Code is
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* Benjamin Smedberg <benjamin@smedbergs.us>
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*
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* Portions created by the Initial Developer are Copyright (C) 2004
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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 "nsICommandLineRunner.h"
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#include "nsICategoryManager.h"
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#include "nsICommandLineHandler.h"
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#include "nsIFile.h"
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#include "nsISimpleEnumerator.h"
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#include "nsIStringEnumerator.h"
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#include "nsCOMPtr.h"
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#include "nsIGenericFactory.h"
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#include "nsISupportsImpl.h"
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#include "nsNativeCharsetUtils.h"
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#include "nsNetUtil.h"
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#include "nsUnicharUtils.h"
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#include "nsVoidArray.h"
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#include "nsXPCOMCID.h"
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#include "plstr.h"
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#ifdef XP_MACOSX
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#include <CFURL.h>
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#include "nsILocalFileMac.h"
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#elif defined(XP_WIN)
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#include <windows.h>
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#include <shlobj.h>
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#elif defined(XP_BEOS)
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#include <Path.h>
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#elif defined(XP_UNIX)
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#include <unistd.h>
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#endif
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#ifdef DEBUG_bsmedberg
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#define DEBUG_COMMANDLINE
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#endif
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class nsCommandLine : public nsICommandLineRunner
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSICOMMANDLINE
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NS_DECL_NSICOMMANDLINERUNNER
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nsCommandLine();
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protected:
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~nsCommandLine() { }
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void appendArg(const char* arg);
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nsresult getHandlers(nsCStringArray& handlers, nsICategoryManager* catman);
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nsStringArray mArgs;
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PRUint32 mState;
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nsCOMPtr<nsIFile> mWorkingDir;
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PRBool mPreventDefault;
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};
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nsCommandLine::nsCommandLine() :
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mState(STATE_INITIAL_LAUNCH),
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mPreventDefault(PR_FALSE)
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{
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}
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NS_IMPL_ISUPPORTS2(nsCommandLine,
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nsICommandLine,
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nsICommandLineRunner)
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NS_IMETHODIMP
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nsCommandLine::GetLength(PRInt32 *aResult)
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{
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*aResult = mArgs.Count();
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommandLine::GetArgument(PRInt32 aIndex, nsAString& aResult)
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{
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NS_ENSURE_ARG_MIN(aIndex, 0);
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NS_ENSURE_ARG_MAX(aIndex, mArgs.Count());
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mArgs.StringAt(aIndex, aResult);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommandLine::FindFlag(const nsAString& aFlag, PRBool aCaseSensitive, PRInt32 *aResult)
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{
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NS_ENSURE_ARG(!aFlag.IsEmpty());
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PRInt32 f;
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nsDefaultStringComparator caseCmp;
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nsCaseInsensitiveStringComparator caseICmp;
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nsStringComparator& c = aCaseSensitive ?
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NS_STATIC_CAST(nsStringComparator&, caseCmp) :
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NS_STATIC_CAST(nsStringComparator&, caseICmp);
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for (f = 0; f < mArgs.Count(); ++f) {
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const nsString &arg = *mArgs[f];
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if (arg.Length() >= 2 && arg.First() == PRUnichar('-')) {
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if (aFlag.Equals(Substring(arg, 1), c)) {
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*aResult = f;
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return NS_OK;
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}
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}
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}
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*aResult = -1;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommandLine::RemoveArguments(PRInt32 aStart, PRInt32 aEnd)
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{
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NS_ENSURE_ARG_MIN(aStart, 0);
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NS_ENSURE_ARG_MAX(aEnd, mArgs.Count() - 1);
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for (PRInt32 i = aEnd; i >= aStart; --i) {
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mArgs.RemoveStringAt(i);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommandLine::HandleFlag(const nsAString& aFlag, PRBool aCaseSensitive,
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PRBool *aResult)
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{
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nsresult rv;
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PRInt32 found;
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rv = FindFlag(aFlag, aCaseSensitive, &found);
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NS_ENSURE_SUCCESS(rv, rv);
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if (found == -1) {
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*aResult = PR_FALSE;
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return NS_OK;
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}
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*aResult = PR_TRUE;
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RemoveArguments(found, found);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommandLine::HandleFlagWithParam(const nsAString& aFlag, PRBool aCaseSensitive,
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nsAString& aResult)
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{
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nsresult rv;
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PRInt32 found;
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rv = FindFlag(aFlag, aCaseSensitive, &found);
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NS_ENSURE_SUCCESS(rv, rv);
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if (found == -1) {
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aResult.SetIsVoid(PR_TRUE);
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return NS_OK;
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}
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if (found == mArgs.Count() - 1) {
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return NS_ERROR_INVALID_ARG;
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}
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++found;
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if (mArgs[found]->First() == '-') {
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return NS_ERROR_INVALID_ARG;
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}
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mArgs.StringAt(found, aResult);
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RemoveArguments(found - 1, found);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommandLine::GetState(PRUint32 *aResult)
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{
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*aResult = mState;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommandLine::GetPreventDefault(PRBool *aResult)
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{
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*aResult = mPreventDefault;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommandLine::SetPreventDefault(PRBool aValue)
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{
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mPreventDefault = aValue;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommandLine::GetWorkingDirectory(nsIFile* *aResult)
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{
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NS_ENSURE_TRUE(mWorkingDir, NS_ERROR_NOT_INITIALIZED);
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NS_ADDREF(*aResult = mWorkingDir);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCommandLine::ResolveFile(const nsAString& aArgument, nsIFile* *aResult)
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{
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NS_ENSURE_TRUE(mWorkingDir, NS_ERROR_NOT_INITIALIZED);
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// This is some seriously screwed-up code. nsILocalFile.appendRelativeNativePath
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// explicitly does not accept .. or . path parts, but that is exactly what we
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// need here. So we hack around it.
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nsresult rv;
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#if defined(XP_MACOSX)
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nsCOMPtr<nsILocalFileMac> lfm (do_QueryInterface(mWorkingDir));
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NS_ENSURE_TRUE(lfm, NS_ERROR_NO_INTERFACE);
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nsCOMPtr<nsILocalFileMac> newfile (do_CreateInstance(NS_LOCAL_FILE_CONTRACTID));
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NS_ENSURE_TRUE(newfile, NS_ERROR_OUT_OF_MEMORY);
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CFURLRef baseurl;
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rv = lfm->GetCFURL(&baseurl);
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NS_ENSURE_SUCCESS(rv, rv);
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nsCAutoString path;
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NS_CopyUnicodeToNative(aArgument, path);
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CFURLRef newurl =
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CFURLCreateFromFileSystemRepresentationRelativeToBase(NULL, (const UInt8*) path.get(),
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path.Length(),
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true, baseurl);
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CFRelease(baseurl);
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rv = newfile->InitWithCFURL(newurl);
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CFRelease(newurl);
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if (NS_FAILED(rv)) return rv;
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NS_ADDREF(*aResult = newfile);
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return NS_OK;
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#elif defined(XP_BEOS)
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nsCOMPtr<nsILocalFile> lf (do_CreateInstance(NS_LOCAL_FILE_CONTRACTID));
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NS_ENSURE_TRUE(lf, NS_ERROR_OUT_OF_MEMORY);
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if (aArgument.First() == '/') {
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// absolute path
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rv = lf->InitWithPath(aArgument);
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if (NS_FAILED(rv)) return rv;
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NS_ADDREF(*aResult = lf);
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return NS_OK;
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}
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nsCAutoString carg;
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NS_CopyUnicodeToNative(aArgument, carg);
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nsCAutoString wd;
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rv = mWorkingDir->GetNativePath(wd);
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NS_ENSURE_SUCCESS(rv, rv);
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BDirectory bwd(wd.get());
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BPath resolved(bwd, carg.get(), true);
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if (resolved.InitCheck() != B_OK)
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return NS_ERROR_FAILURE;
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rv = lf->InitWithNativePath(BPath.Path());
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if (NS_FAILED(rv)) return rv;
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NS_ADDREF(*aResult = lf);
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return NS_OK;
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#elif defined(XP_UNIX)
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nsCOMPtr<nsILocalFile> lf (do_CreateInstance(NS_LOCAL_FILE_CONTRACTID));
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NS_ENSURE_TRUE(lf, NS_ERROR_OUT_OF_MEMORY);
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if (aArgument.First() == '/') {
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// absolute path
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rv = lf->InitWithPath(aArgument);
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if (NS_FAILED(rv)) return rv;
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NS_ADDREF(*aResult = lf);
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return NS_OK;
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}
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nsCAutoString nativeArg;
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NS_CopyUnicodeToNative(aArgument, nativeArg);
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nsCAutoString newpath;
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mWorkingDir->GetNativePath(newpath);
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newpath.Append('/');
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newpath.Append(nativeArg);
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rv = lf->InitWithNativePath(newpath);
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if (NS_FAILED(rv)) return rv;
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rv = lf->Normalize();
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if (NS_FAILED(rv)) return rv;
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NS_ADDREF(*aResult = lf);
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return NS_OK;
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#elif defined(XP_WIN32) || defined(XP_OS2)
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nsCOMPtr<nsILocalFile> lf (do_CreateInstance(NS_LOCAL_FILE_CONTRACTID));
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NS_ENSURE_TRUE(lf, NS_ERROR_OUT_OF_MEMORY);
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rv = lf->InitWithPath(aArgument);
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if (NS_FAILED(rv)) {
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// If it's a relative path, the Init is *going* to fail. We use string magic and
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// win32 _fullpath. Note that paths of the form "\Relative\To\CurDrive" are
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// going to fail, and I haven't figured out a way to work around this without
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// the PathCombine() function, which is not available in plain win95/nt4
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nsCAutoString fullPath;
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mWorkingDir->GetNativePath(fullPath);
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nsCAutoString carg;
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NS_CopyUnicodeToNative(aArgument, carg);
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fullPath.Append('\\');
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fullPath.Append(carg);
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char pathBuf[MAX_PATH];
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if (!_fullpath(pathBuf, fullPath.get(), MAX_PATH))
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return NS_ERROR_FAILURE;
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rv = lf->InitWithNativePath(nsDependentCString(pathBuf));
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if (NS_FAILED(rv)) return rv;
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}
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NS_ADDREF(*aResult = lf);
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return NS_OK;
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#else
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#error Need platform-specific logic here.
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#endif
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}
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NS_IMETHODIMP
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nsCommandLine::ResolveURI(const nsAString& aArgument, nsIURI* *aResult)
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|
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{
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nsresult rv;
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2005-01-19 14:31:21 +00:00
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|
|
// First, we try to init the argument as an absolute file path. If this doesn't
|
|
|
|
// work, it is an absolute or relative URI.
|
|
|
|
|
2005-01-17 18:50:18 +00:00
|
|
|
nsCOMPtr<nsIIOService> io = do_GetIOService();
|
|
|
|
NS_ENSURE_TRUE(io, NS_ERROR_OUT_OF_MEMORY);
|
|
|
|
|
2005-01-19 14:31:21 +00:00
|
|
|
nsCOMPtr<nsILocalFile> lf (do_CreateInstance(NS_LOCAL_FILE_CONTRACTID));
|
|
|
|
rv = lf->InitWithPath(aArgument);
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
|
|
lf->Normalize();
|
|
|
|
return io->NewFileURI(lf, aResult);
|
2005-01-17 18:50:18 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
nsCOMPtr<nsIURI> workingDirURI;
|
2005-01-21 02:17:01 +00:00
|
|
|
if (mWorkingDir) {
|
|
|
|
io->NewFileURI(mWorkingDir, getter_AddRefs(workingDirURI));
|
|
|
|
}
|
2005-01-17 18:50:18 +00:00
|
|
|
|
2005-01-19 14:31:21 +00:00
|
|
|
return io->NewURI(NS_ConvertUTF16toUTF8(aArgument),
|
2005-01-17 18:50:18 +00:00
|
|
|
nsnull,
|
|
|
|
workingDirURI,
|
|
|
|
aResult);
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
nsCommandLine::appendArg(const char* arg)
|
|
|
|
{
|
|
|
|
#ifdef DEBUG_COMMANDLINE
|
|
|
|
printf("Adding XP arg: %s\n", arg);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
nsAutoString warg;
|
|
|
|
NS_CopyNativeToUnicode(nsDependentCString(arg), warg);
|
|
|
|
|
|
|
|
mArgs.AppendString(warg);
|
|
|
|
}
|
|
|
|
|
|
|
|
NS_IMETHODIMP
|
|
|
|
nsCommandLine::Init(PRInt32 argc, char** argv, nsIFile* aWorkingDir,
|
|
|
|
PRUint32 aState)
|
|
|
|
{
|
|
|
|
NS_ENSURE_ARG_MIN(aState, 0);
|
|
|
|
NS_ENSURE_ARG_MAX(aState, 2);
|
|
|
|
|
|
|
|
PRInt32 i;
|
|
|
|
|
|
|
|
mWorkingDir = aWorkingDir;
|
|
|
|
|
|
|
|
// skip argv[0], we don't want it
|
|
|
|
for (i = 1; i < argc; ++i) {
|
|
|
|
const char* curarg = argv[i];
|
|
|
|
|
|
|
|
#ifdef DEBUG_COMMANDLINE
|
|
|
|
printf("Testing native arg %i: '%s'\n", i, curarg);
|
|
|
|
#endif
|
|
|
|
#if defined(XP_WIN) || defined(XP_OS2)
|
|
|
|
if (*curarg == '/') {
|
|
|
|
char* dup = PL_strdup(curarg);
|
|
|
|
if (!dup) return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
|
|
|
|
*dup = '-';
|
|
|
|
char* colon = PL_strchr(dup, ':');
|
|
|
|
if (colon) {
|
|
|
|
*colon = '\0';
|
|
|
|
appendArg(dup);
|
|
|
|
appendArg(colon+1);
|
|
|
|
} else {
|
|
|
|
appendArg(dup);
|
|
|
|
}
|
|
|
|
PL_strfree(dup);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
#ifdef XP_UNIX
|
|
|
|
if (*curarg == '-' &&
|
|
|
|
*(curarg+1) == '-') {
|
|
|
|
++curarg;
|
|
|
|
|
|
|
|
char* dup = PL_strdup(curarg);
|
|
|
|
if (!dup) return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
|
|
|
|
char* eq = PL_strchr(dup, '=');
|
|
|
|
if (eq) {
|
|
|
|
*eq = '\0';
|
|
|
|
appendArg(dup);
|
|
|
|
appendArg(eq + 1);
|
|
|
|
} else {
|
|
|
|
appendArg(dup);
|
|
|
|
}
|
|
|
|
PL_strfree(dup);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
appendArg(curarg);
|
|
|
|
}
|
|
|
|
|
|
|
|
mState = aState;
|
|
|
|
|
|
|
|
return NS_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
nsresult
|
|
|
|
nsCommandLine::getHandlers(nsCStringArray &handlers, nsICategoryManager* catman)
|
|
|
|
{
|
|
|
|
nsresult rv;
|
|
|
|
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> entenum;
|
|
|
|
rv = catman->EnumerateCategory("command-line-handler",
|
|
|
|
getter_AddRefs(entenum));
|
|
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
|
|
|
|
nsCOMPtr<nsIUTF8StringEnumerator> strenum (do_QueryInterface(entenum));
|
|
|
|
NS_ENSURE_TRUE(strenum, NS_ERROR_UNEXPECTED);
|
|
|
|
|
|
|
|
nsCAutoString entry;
|
|
|
|
PRBool hasMore;
|
|
|
|
while (NS_SUCCEEDED(strenum->HasMore(&hasMore)) && hasMore) {
|
|
|
|
strenum->GetNext(entry);
|
|
|
|
handlers.AppendCString(entry);
|
|
|
|
}
|
|
|
|
|
|
|
|
handlers.Sort();
|
|
|
|
return NS_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
struct RunClosure
|
|
|
|
{
|
|
|
|
nsICommandLine* cl;
|
|
|
|
nsICategoryManager* catman;
|
|
|
|
};
|
|
|
|
|
|
|
|
static PRBool
|
|
|
|
EnumRun(nsCString& aEntry, void* aData)
|
|
|
|
{
|
|
|
|
nsresult rv;
|
|
|
|
|
|
|
|
RunClosure* closure = NS_STATIC_CAST(RunClosure*, aData);
|
|
|
|
|
|
|
|
nsXPIDLCString value;
|
|
|
|
rv = closure->catman->GetCategoryEntry("command-line-handler",
|
|
|
|
aEntry.get(),
|
|
|
|
getter_Copies(value));
|
|
|
|
NS_ENSURE_SUCCESS(rv, PR_TRUE);
|
|
|
|
|
|
|
|
nsCOMPtr<nsICommandLineHandler> clh (do_GetService(value));
|
|
|
|
NS_ENSURE_TRUE(clh, PR_TRUE);
|
|
|
|
|
|
|
|
rv = clh->Handle(closure->cl);
|
|
|
|
return rv != NS_ERROR_ABORT;
|
|
|
|
}
|
|
|
|
|
|
|
|
NS_IMETHODIMP
|
|
|
|
nsCommandLine::Run()
|
|
|
|
{
|
|
|
|
nsresult rv;
|
|
|
|
|
|
|
|
nsCOMPtr<nsICategoryManager> catman
|
|
|
|
(do_GetService(NS_CATEGORYMANAGER_CONTRACTID));
|
|
|
|
NS_ENSURE_TRUE(catman, NS_ERROR_UNEXPECTED);
|
|
|
|
|
|
|
|
nsCStringArray handlers;
|
|
|
|
rv = getHandlers(handlers, catman);
|
|
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
|
|
|
|
RunClosure closure = { this, catman };
|
|
|
|
|
|
|
|
if (!handlers.EnumerateForwards(&EnumRun, &closure))
|
|
|
|
return NS_ERROR_ABORT;
|
|
|
|
|
|
|
|
return NS_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
struct HelpClosure
|
|
|
|
{
|
|
|
|
HelpClosure(nsACString& aText, nsICategoryManager* aCatman) :
|
|
|
|
text(aText), catman(aCatman) { }
|
|
|
|
|
|
|
|
nsACString& text;
|
|
|
|
nsICategoryManager* catman;
|
|
|
|
};
|
|
|
|
|
|
|
|
static PRBool
|
|
|
|
EnumHelp(nsCString& aEntry, void* aData)
|
|
|
|
{
|
|
|
|
nsresult rv;
|
|
|
|
|
|
|
|
HelpClosure* closure = NS_STATIC_CAST(HelpClosure*, aData);
|
|
|
|
|
|
|
|
nsXPIDLCString value;
|
|
|
|
rv = closure->catman->GetCategoryEntry("command-line-handler",
|
|
|
|
aEntry.get(),
|
|
|
|
getter_Copies(value));
|
|
|
|
NS_ENSURE_SUCCESS(rv, PR_TRUE);
|
|
|
|
|
|
|
|
nsCOMPtr<nsICommandLineHandler> clh (do_GetService(value));
|
|
|
|
NS_ENSURE_TRUE(clh, PR_TRUE);
|
|
|
|
|
|
|
|
nsCString text;
|
|
|
|
rv = clh->GetHelpInfo(text);
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
|
|
NS_ASSERTION(text.Length() == 0 || text.Last() == '\n',
|
|
|
|
"Help text from command line handlers should end in a newline.");
|
|
|
|
closure->text.Append(text);
|
|
|
|
}
|
|
|
|
|
|
|
|
return PR_TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
NS_IMETHODIMP
|
|
|
|
nsCommandLine::GetHelpText(nsACString& aResult)
|
|
|
|
{
|
|
|
|
nsresult rv;
|
|
|
|
|
|
|
|
nsCOMPtr<nsICategoryManager> catman
|
|
|
|
(do_GetService(NS_CATEGORYMANAGER_CONTRACTID));
|
|
|
|
NS_ENSURE_TRUE(catman, NS_ERROR_UNEXPECTED);
|
|
|
|
|
|
|
|
nsCStringArray handlers;
|
|
|
|
rv = getHandlers(handlers, catman);
|
|
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
|
|
|
|
HelpClosure closure (aResult, catman);
|
|
|
|
|
|
|
|
handlers.EnumerateForwards(EnumHelp, &closure);
|
|
|
|
return NS_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
NS_GENERIC_FACTORY_CONSTRUCTOR(nsCommandLine)
|
|
|
|
|
|
|
|
static const nsModuleComponentInfo components[] =
|
|
|
|
{
|
|
|
|
{ "nsCommandLine",
|
|
|
|
{ 0x23bcc750, 0xdc20, 0x460b, { 0xb2, 0xd4, 0x74, 0xd8, 0xf5, 0x8d, 0x36, 0x15 } },
|
|
|
|
"@mozilla.org/toolkit/command-line;1",
|
|
|
|
nsCommandLineConstructor
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
NS_IMPL_NSGETMODULE(CommandLineModule, components)
|