gecko/parser/htmlparser/tests/html/TestParser.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla 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/MPL/
*
* 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.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsXPCOM.h"
#include "nsIComponentManager.h"
#include "nsComponentManagerUtils.h"
#include "nsParserCIID.h"
#include "nsIParser.h"
#include "nsILoggingSink.h"
#include "nsIInputStream.h"
#include "nsCOMPtr.h"
// Class IID's
static NS_DEFINE_CID(kParserCID, NS_PARSER_CID);
static NS_DEFINE_CID(kLoggingSinkCID, NS_LOGGING_SINK_CID);
//----------------------------------------------------------------------
nsresult ParseData(char* anInputStream,char* anOutputStream) {
NS_ENSURE_ARG_POINTER(anInputStream);
NS_ENSURE_ARG_POINTER(anOutputStream);
nsresult result = NS_OK;
// Create a parser
nsCOMPtr<nsIParser> parser(do_CreateInstance(kParserCID, &result));
if (NS_FAILED(result)) {
printf("\nUnable to create a parser\n");
return result;
}
// Create a sink
nsCOMPtr<nsILoggingSink> sink(do_CreateInstance(kLoggingSinkCID, &result));
if (NS_FAILED(result)) {
printf("\nUnable to create a sink\n");
return result;
}
PRFileDesc* in = PR_Open(anInputStream, PR_RDONLY, 0777);
if (!in) {
printf("\nUnable to open input file - %s\n", anInputStream);
return result;
}
PRFileDesc* out = PR_Open(anOutputStream,
PR_CREATE_FILE|PR_TRUNCATE|PR_RDWR, 0777);
if (!out) {
printf("\nUnable to open output file - %s\n", anOutputStream);
return result;
}
nsString stream;
char buffer[1024] = {0}; // XXX Yikes!
PRBool done = PR_FALSE;
PRInt32 length = 0;
while(!done) {
length = PR_Read(in, buffer, sizeof(buffer));
if (length != 0) {
stream.Append(NS_ConvertUTF8toUTF16(buffer, length));
}
else {
done=PR_TRUE;
}
}
sink->SetOutputStream(out);
parser->SetContentSink(sink);
result = parser->Parse(stream, 0, NS_LITERAL_CSTRING("text/html"), PR_TRUE);
PR_Close(in);
PR_Close(out);
return result;
}
//---------------------------------------------------------------------
int main(int argc, char** argv)
{
if (argc < 3) {
printf("\nUsage: <inputfile> <outputfile>\n");
return -1;
}
nsresult rv = NS_InitXPCOM2(nsnull, nsnull, nsnull);
if (NS_FAILED(rv)) {
printf("NS_InitXPCOM2 failed\n");
return -1;
}
ParseData(argv[1],argv[2]);
return 0;
}