#include "shrink.h"

/************************************************************************
** Function name:		deal_file
** Descriptions:		处理请求文件
** output parameters:	pr：服务请求指针
*************************************************************************/
void deal_file(struct request * pr)
{
	char lm[64];
	const char	*mime = "";
	const char	*fmt;
#ifdef _WINFS
	struct stat	st;
#elif _NOFS
	time_t mtime = 1240025040;
#endif
	
	int n;
	int i;
	char * s = pr->path + strlen(pr->path);


	//获取mime
	for(i=0;i<mine_len;i++)
	{
		if (strlen(pr->path)>mimes[i].extlen &&
			*(s-mimes[i].extlen-1)=='.' &&
			!ncasecmp(mimes[i].ext,s-mimes[i].extlen,mimes[i].extlen))
		{
			mime = mimes[i].val;
			break;
		}
	}

	
	//mine值存在
	if (strlen(mime) > 0)
	{

#ifdef _WINFS
		stat(pr->path,&st);
#endif

		fmt = "%a, %d %b %Y %H:%M:%S GMT";
#ifdef _WINFS
		(void) strftime(lm, sizeof(lm), fmt, localtime(&st.st_mtime));
		if (pr->ims && pr->ims>=st.st_mtime)
		
#elif _NOFS
		(void) strftime(lm, sizeof(lm), fmt, localtime(&mtime));
		if (pr->ims && pr->ims>=mtime)
#endif
		//{
		//	errstatus(pr, 304, "Not Modified","", "");
		//	return;
		//}
		pr->io_local.readlen = _snprintf(pr->io_local.buf,IO_LOCAL,
				"HTTP/1.1 200 OK\r\n"
				"Connection: close\r\n"
				//"Last-Modified: %s\r\n"
				"Content-Type: %s\r\n"
				"\r\n",mime);
			
		n = fs_read(pr->fd, pr->io_local.buf + pr->io_local.readlen, IO_SPACELEN(&pr->io_local));

		pr->io_local.done ++;
		if (n > 0) 
		{
			pr->io_local.readlen += n;
		}
	}
	else
	{
		errstatus(pr, 400, "Bad Request", "", "Bad request");
	}

	
}