/******* 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 Initial Developers of the Original Code are Kevin Hendricks (MySpell)
 * and László Németh (Hunspell). Portions created by the Initial Developers
 * are Copyright (C) 2002-2005 the Initial Developers. All Rights Reserved.
 * 
 * Contributor(s): László Németh (nemethl@gyorsposta.hu)
 *                 Caolan McNamara (caolanm@redhat.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 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 <stdlib.h>
#include <string.h>
#include <stdio.h>

#include "filemgr.hxx"

int FileMgr::fail(const char * err, const char * par) {
    fprintf(stderr, err, par);
    return -1;
}

FileMgr::FileMgr(const char * file, const char * key) {
    linenum = 0;
    hin = NULL;
    fin = fopen(file, "r");
    if (!fin) {
        // check hzipped file
        char * st = (char *) malloc(strlen(file) + strlen(HZIP_EXTENSION) + 1);
        if (st) {
            strcpy(st, file);
            strcat(st, HZIP_EXTENSION);
            hin = new Hunzip(st, key);
            free(st);
        }
    }    
    if (!fin && !hin) fail(MSG_OPEN, file);
}

FileMgr::~FileMgr()
{
    if (fin) fclose(fin);
    if (hin) delete hin;
}

char * FileMgr::getline() {
    const char * l;
    linenum++;
    if (fin) return fgets(in, BUFSIZE - 1, fin);
    if (hin && (l = hin->getline())) return strcpy(in, l);
    linenum--;
    return NULL;
}

int FileMgr::getlinenum() {
    return linenum;
}