/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
 *
 * 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.org 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):
 *   Pierre Phaneuf <pp@ludusdesign.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either 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 NPL, 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 NPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "msgCore.h"    // precompiled header...

#include "nsINNTPNewsgroupPost.h"
#include "nsNNTPNewsgroupPost.h"

#include "plstr.h"
#include "prmem.h"

NS_IMPL_ISUPPORTS1(nsNNTPNewsgroupPost, nsINNTPNewsgroupPost)

nsNNTPNewsgroupPost::nsNNTPNewsgroupPost()
{
	NS_INIT_REFCNT();

    int i;
    for (i=0; i <= HEADER_LAST; i++)
        m_header[i]=nsnull;

    m_body=nsnull;
    m_messageBuffer=nsnull;
    
    m_isControl=PR_FALSE;
	m_postMessageFile = nsnull;
}

nsNNTPNewsgroupPost::~nsNNTPNewsgroupPost()
{
    int i;
    for (i=0; i<=HEADER_LAST; i++)
        if (m_header[i]) PR_FREEIF(m_header[i]);

    PR_FREEIF(m_body);
    PR_FREEIF(m_messageBuffer);
    NS_IF_RELEASE(m_postMessageFile);
}

char *
nsNNTPNewsgroupPost::AppendAndAlloc(char *string,
                                    const char *newSubstring,
                                    PRBool withComma)
{
    if (!newSubstring) return NULL;
    
    if (!string) return PL_strdup(newSubstring);
    
    char *separator = (char *) (withComma ? ", " : " ");
    char *oldString = string;
    
    string = (char *)PR_Calloc(PL_strlen(oldString) +
                               PL_strlen(separator) +
                               PL_strlen(newSubstring) + 1,
                               sizeof(char));
    
    PL_strcpy(string, oldString);
    PL_strcat(string, separator);
    PL_strcat(string, newSubstring);

    PR_Free(oldString);
    return string;
}

nsresult
nsNNTPNewsgroupPost::AddNewsgroup(const char *newsgroup)
{
    m_header[HEADER_NEWSGROUPS]=AppendAndAlloc(m_header[HEADER_NEWSGROUPS], newsgroup, PR_TRUE);
    return NS_OK;
}


// the message can be stored in a file....allow accessors for getting and setting
// the file name to post...
nsresult
nsNNTPNewsgroupPost::SetPostMessageFile(nsIFileSpec * aPostMessageFile)
{
	NS_LOCK_INSTANCE();
	if (aPostMessageFile)
	{
		NS_IF_RELEASE(m_postMessageFile);
		m_postMessageFile = aPostMessageFile;
		NS_IF_ADDREF(m_postMessageFile);
	}
	NS_UNLOCK_INSTANCE();
	return NS_OK;
}

nsresult 
nsNNTPNewsgroupPost::GetPostMessageFile(nsIFileSpec ** aPostMessageFile)
{
	NS_LOCK_INSTANCE();
	if (aPostMessageFile)
	{
		*aPostMessageFile = m_postMessageFile;
		NS_IF_ADDREF(m_postMessageFile);
	}
    NS_UNLOCK_INSTANCE();
    return NS_OK;
}