/* AMX Mod X
*
* by the AMX Mod X Development Team
*  originally developed by OLO
*
*
*  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 Place, Suite 330, Boston, MA 02111-1307 USA
*
*  In addition, as a special exception, the author gives permission to
*  link the code of this program with the Half-Life Game Engine ("HL
*  Engine") and Modified Game Libraries ("MODs") developed by Valve,
*  L.L.C ("Valve"). You must obey the GNU General Public License in all
*  respects for all of the code used other than the HL Engine and MODs
*  from Valve. If you modify this file, you may extend this exception
*  to your version of the file, but you are not obligated to do so. If
*  you do not wish to do so, delete this exception statement from your
*  version.
*/

#include <ctype.h>
#include "amxmodx.h"
#include "CFile.h"

// *****************************************************
// class File
// *****************************************************

File::File(const char* n, const char* m)
{
	fp = fopen(n, m);
}

File::~File()
{
	if (fp)
		fclose(fp);
}

File::operator bool () const
{
	return fp && !feof(fp);
}

File& operator<<(File& f, const String& n)
{
	if (f) fputs(n.c_str(), f.fp);
	return f;
}

File& operator<<(File& f, const char* n)
{
	if (f) fputs(n, f.fp);
	return f;
}

File& operator<<(File& f, int n)
{
	if (f) fprintf(f.fp, "%d", n);
	return f;
}

File& operator<<(File& f, const char& c)
{
	if (f) fputc(c, f.fp);
	return f;
}

File& operator>>(File& f, String& n)
{
	if (!f) return f;
	char temp[1024];
	fscanf(f.fp, "%s", temp);
	n.assign(temp);
	return f;
}

File& operator>>(File& f, char* n)
{
	if (f) fscanf(f.fp, "%s", n);
	return f;
}

int File::getline(char* buf, int sz)
{
	int a = sz;
	char *origBuf = buf;
	
	if (*this)
	{
		int c;
		while (sz-- && (c = getc((*this).fp)) && c != EOF && c != '\n')
		*buf++ = c;
		*buf = 0;
	}

	// trim 0x0a and 0x0d characters at the end
	while (buf != origBuf)
	{
		if (*buf == 0x0a || *buf == 0x0d)
			*buf = 0;
		--buf;
	}

	return a - sz;
}

File& File::skipWs()
{
	if (!*this) return *this;
	int c;
	while (isspace(c = getc(fp))) {};
	ungetc(c, fp);
	return *this;
}