mirror of
https://github.com/rn10950/RetroZilla.git
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385 lines
9.5 KiB
C++
385 lines
9.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=4 sw=4 sts=4 et: */
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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) 1998
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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 of the GNU General Public License Version 2 or later (the "GPL"),
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* or 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 "nsMIMEInfoImpl.h"
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#include "nsXPIDLString.h"
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#include "nsReadableUtils.h"
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#include "nsStringEnumerator.h"
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#include "nsIProcess.h"
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// nsISupports methods
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NS_IMPL_THREADSAFE_ISUPPORTS1(nsMIMEInfoBase, nsIMIMEInfo)
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// nsMIMEInfoImpl methods
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nsMIMEInfoBase::nsMIMEInfoBase(const char *aMIMEType) :
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mMacType(0),
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mMacCreator(0),
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mMIMEType(aMIMEType),
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mPreferredAction(nsIMIMEInfo::saveToDisk),
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mAlwaysAskBeforeHandling(PR_TRUE)
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{
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}
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nsMIMEInfoBase::nsMIMEInfoBase(const nsACString& aMIMEType) :
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mMacType(0),
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mMacCreator(0),
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mMIMEType(aMIMEType),
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mPreferredAction(nsIMIMEInfo::saveToDisk),
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mAlwaysAskBeforeHandling(PR_TRUE)
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{
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}
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nsMIMEInfoBase::~nsMIMEInfoBase()
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{
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::GetFileExtensions(nsIUTF8StringEnumerator** aResult)
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{
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return NS_NewUTF8StringEnumerator(aResult, &mExtensions, this);
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::ExtensionExists(const nsACString& aExtension, PRBool *_retval)
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{
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NS_ASSERTION(!aExtension.IsEmpty(), "no extension");
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PRBool found = PR_FALSE;
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PRUint32 extCount = mExtensions.Count();
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if (extCount < 1) return NS_OK;
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for (PRUint8 i=0; i < extCount; i++) {
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nsCString* ext = (nsCString*)mExtensions.CStringAt(i);
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if (ext->Equals(aExtension, nsCaseInsensitiveCStringComparator())) {
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found = PR_TRUE;
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break;
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}
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}
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*_retval = found;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::GetPrimaryExtension(nsACString& _retval)
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{
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PRUint32 extCount = mExtensions.Count();
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if (extCount < 1) return NS_ERROR_NOT_INITIALIZED;
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_retval = *(mExtensions.CStringAt(0));
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::SetPrimaryExtension(const nsACString& aExtension)
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{
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NS_ASSERTION(!aExtension.IsEmpty(), "no extension");
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PRUint32 extCount = mExtensions.Count();
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PRUint8 i;
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PRBool found = PR_FALSE;
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for (i=0; i < extCount; i++) {
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nsCString* ext = (nsCString*)mExtensions.CStringAt(i);
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if (ext->Equals(aExtension, nsCaseInsensitiveCStringComparator())) {
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found = PR_TRUE;
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break;
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}
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}
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if (found) {
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mExtensions.RemoveCStringAt(i);
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}
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mExtensions.InsertCStringAt(aExtension, 0);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::AppendExtension(const nsACString& aExtension)
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{
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mExtensions.AppendCString(aExtension);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::GetMIMEType(nsACString& aMIMEType)
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{
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if (mMIMEType.IsEmpty())
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return NS_ERROR_NOT_INITIALIZED;
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aMIMEType = mMIMEType;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::GetDescription(nsAString& aDescription)
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{
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aDescription = mDescription;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::SetDescription(const nsAString& aDescription)
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{
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mDescription = aDescription;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::Equals(nsIMIMEInfo *aMIMEInfo, PRBool *_retval)
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{
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if (!aMIMEInfo) return NS_ERROR_NULL_POINTER;
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nsCAutoString type;
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nsresult rv = aMIMEInfo->GetMIMEType(type);
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if (NS_FAILED(rv)) return rv;
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*_retval = mMIMEType.Equals(type);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::GetMacType(PRUint32 *aMacType)
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{
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*aMacType = mMacType;
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if (!mMacType)
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return NS_ERROR_NOT_INITIALIZED;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::SetMacType(PRUint32 aMacType)
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{
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mMacType = aMacType;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::GetMacCreator(PRUint32 *aMacCreator)
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{
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*aMacCreator = mMacCreator;
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if (!mMacCreator)
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return NS_ERROR_NOT_INITIALIZED;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::SetMacCreator(PRUint32 aMacCreator)
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{
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mMacCreator = aMacCreator;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::SetFileExtensions(const nsACString& aExtensions)
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{
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mExtensions.Clear();
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nsCString extList( aExtensions );
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PRInt32 breakLocation = -1;
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while ( (breakLocation= extList.FindChar(',') )!= -1)
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{
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mExtensions.AppendCString(Substring(extList.get(), extList.get() + breakLocation));
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extList.Cut(0, breakLocation+1 );
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}
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if ( !extList.IsEmpty() )
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mExtensions.AppendCString( extList );
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::GetApplicationDescription(nsAString& aApplicationDescription)
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{
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if (mPreferredAppDescription.IsEmpty() && mPreferredApplication) {
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// Don't want to cache this, just in case someone resets the app
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// without changing the description....
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mPreferredApplication->GetLeafName(aApplicationDescription);
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} else {
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aApplicationDescription = mPreferredAppDescription;
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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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nsMIMEInfoBase::SetApplicationDescription(const nsAString& aApplicationDescription)
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{
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mPreferredAppDescription = aApplicationDescription;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::GetDefaultDescription(nsAString& aDefaultDescription)
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{
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aDefaultDescription = mDefaultAppDescription;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::GetPreferredApplicationHandler(nsIFile ** aPreferredAppHandler)
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{
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*aPreferredAppHandler = mPreferredApplication;
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NS_IF_ADDREF(*aPreferredAppHandler);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::SetPreferredApplicationHandler(nsIFile * aPreferredAppHandler)
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{
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mPreferredApplication = aPreferredAppHandler;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::GetPreferredAction(nsMIMEInfoHandleAction * aPreferredAction)
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{
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*aPreferredAction = mPreferredAction;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::SetPreferredAction(nsMIMEInfoHandleAction aPreferredAction)
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{
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mPreferredAction = aPreferredAction;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::GetAlwaysAskBeforeHandling(PRBool * aAlwaysAsk)
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{
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*aAlwaysAsk = mAlwaysAskBeforeHandling;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::SetAlwaysAskBeforeHandling(PRBool aAlwaysAsk)
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{
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mAlwaysAskBeforeHandling = aAlwaysAsk;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMIMEInfoBase::LaunchWithFile(nsIFile* aFile)
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{
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if (mPreferredAction == useHelperApp) {
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if (!mPreferredApplication)
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return NS_ERROR_FILE_NOT_FOUND;
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return LaunchWithIProcess(mPreferredApplication, aFile);
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}
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else if (mPreferredAction == useSystemDefault) {
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return LaunchDefaultWithFile(aFile);
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}
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return NS_ERROR_INVALID_ARG;
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}
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void
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nsMIMEInfoBase::CopyBasicDataTo(nsMIMEInfoBase* aOther)
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{
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aOther->mMIMEType = mMIMEType;
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aOther->mDefaultAppDescription = mDefaultAppDescription;
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aOther->mExtensions = mExtensions;
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aOther->mMacType = mMacType;
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aOther->mMacCreator = mMacCreator;
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}
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/* static */
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nsresult
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nsMIMEInfoBase::LaunchWithIProcess(nsIFile* aApp, nsIFile* aFile)
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{
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NS_ASSERTION(aApp && aFile, "Unexpected null pointer, fix caller");
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nsresult rv;
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nsCOMPtr<nsIProcess> process = do_CreateInstance(NS_PROCESS_CONTRACTID, &rv);
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if (NS_FAILED(rv))
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return rv;
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if (NS_FAILED(rv = process->Init(aApp)))
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return rv;
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nsCAutoString path;
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aFile->GetNativePath(path);
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const char * strPath = path.get();
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PRUint32 pid;
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return process->Run(PR_FALSE, &strPath, 1, &pid);
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}
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// nsMIMEInfoImpl implementation
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NS_IMETHODIMP
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nsMIMEInfoImpl::GetDefaultDescription(nsAString& aDefaultDescription)
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{
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if (mDefaultAppDescription.IsEmpty() && mDefaultApplication) {
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// Don't want to cache this, just in case someone resets the app
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// without changing the description....
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mDefaultApplication->GetLeafName(aDefaultDescription);
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} else {
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aDefaultDescription = mDefaultAppDescription;
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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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nsMIMEInfoImpl::GetHasDefaultHandler(PRBool * _retval)
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{
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*_retval = PR_FALSE;
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if (mDefaultApplication) {
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PRBool exists;
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*_retval = NS_SUCCEEDED(mDefaultApplication->Exists(&exists)) && exists;
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}
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return NS_OK;
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}
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nsresult
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nsMIMEInfoImpl::LaunchDefaultWithFile(nsIFile* aFile)
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{
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if (!mDefaultApplication)
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return NS_ERROR_FILE_NOT_FOUND;
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return LaunchWithIProcess(mDefaultApplication, aFile);
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}
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