arj.c

unix/linux下支持各种压缩算法的软件

/*
 *  Xarchiver
 *
 *  Copyright (C) 2005 Giuseppe Torelli - Colossus
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA.
 */

#include "arj.h"

extern int output_fd,error_fd;

void OpenArj ( gboolean mode , gchar *path)
{
    jump_header = FALSE;
	gchar *command = g_strconcat ( "arj v -he " , path, NULL );
	compressor_pid = SpawnAsyncProcess ( command , 1 , 0);
	g_free ( command );
	if ( compressor_pid == 0 ) return;
	char *names[]= {(_("Filename")),(_("Original")),(_("Compressed")),(_("Ratio")),(_("Date")),(_("Time")),(_("Attributes")),(_("GUA")),(_("BPMGS"))};
	GType types[]= {G_TYPE_STRING,G_TYPE_UINT,G_TYPE_UINT,G_TYPE_STRING,G_TYPE_STRING,G_TYPE_STRING,G_TYPE_STRING,G_TYPE_STRING,G_TYPE_STRING};
	CreateListStore ( 9, names , (GType *)types );
	SetIOChannel (output_fd, G_IO_IN|G_IO_PRI|G_IO_ERR|G_IO_HUP|G_IO_NVAL,ArjOpen, (gpointer) mode );
	SetIOChannel (error_fd, G_IO_IN|G_IO_PRI|G_IO_ERR|G_IO_HUP|G_IO_NVAL,GenError, NULL );
    WaitExitStatus ( compressor_pid , NULL );
}

static gboolean ArjOpen (GIOChannel *ioc, GIOCondition cond, gpointer data)
{
	gchar **fields = NULL;
	gchar *line = NULL;
    gchar *filename = NULL;
	if (cond & (G_IO_IN | G_IO_PRI) )
	{
        //This to avoid inserting in the liststore arj copyright message
        if (jump_header == FALSE )
        {
            g_io_channel_read_line ( ioc, &line, NULL, NULL, NULL );
            if (line == NULL) return TRUE;
            if (data) gtk_text_buffer_insert(textbuf, &enditer, line, strlen ( line ) );
            if  (strncmp (line , "------------" , 12) == 0)
            {
                jump_header = TRUE;
                odd_line = TRUE;
            }
            g_free (line);
            return TRUE;
        }
        if ( jump_header && odd_line )
        {
		    g_io_channel_read_line ( ioc, &line, NULL, NULL, NULL );
            if (line == NULL) return TRUE;
            if (strncmp (line, "------------", 12) == 0 || strncmp (line, "\x0a",1) == 0)
    		{
                g_free (line);
		    	g_io_channel_read_line ( ioc, &line, NULL, NULL, NULL );
                if ( line != NULL && data )
                {
                    gtk_text_buffer_insert (textbuf, &enditer, line, strlen( line ) );
                    g_free (line);
                }
                return TRUE;
		    }
		    if (line != NULL && data ) gtk_text_buffer_insert (textbuf, &enditer, line, strlen ( line ) );
		    filename = get_last_field ( line , 2 );
            gtk_list_store_append (liststore, &iter);
            gtk_list_store_set (liststore, &iter,0,filename,-1);
            g_free (line);
            odd_line = ! odd_line;
            return TRUE;
        }
        else
        {
            g_io_channel_read_line ( ioc, &line, NULL, NULL, NULL );
            if ( line == NULL) return TRUE;
            if ( data ) gtk_text_buffer_insert (textbuf, &enditer, line, strlen ( line ) );
            fields = split_line ( line , 10 );
            for ( x = 2; x < 10; x++)
		    {
			    if ( x == 2 || x == 3) gtk_list_store_set (liststore, &iter,x-1,atoi(fields[x]),-1);
    			    else gtk_list_store_set (liststore, &iter,x-1,fields[x],-1);
    		}
            g_free (line);
            g_io_channel_read_line ( ioc, &line, NULL, NULL, NULL );
            g_free (line);
            g_io_channel_read_line ( ioc, &line, NULL, NULL, NULL );
            g_free (line);
            odd_line = ! odd_line;
      	    g_strfreev ( fields );
    		return TRUE;
    	}
        return TRUE;
    }
	else if (cond & (G_IO_ERR | G_IO_HUP | G_IO_NVAL) )
	{
		g_io_channel_shutdown ( ioc,TRUE,NULL );
		g_io_channel_unref (ioc);
		return FALSE;
	}
}