

#include "stdafx.h"

#include "util_param.h"
#include "util_cgi.hpp"

#include <stdio.h>

#include "./util_source/util_url.hpp"


int get_keyword(IN const char* str, IN const char* keyword, OUT char* buf, IN int buf_size)
{
	buf[0] = 0;

	char* pt = strstr((char*)str, keyword);
	if(pt == NULL)
		return -1;

	pt += strlen(keyword);

	if(pt[0] != '=')
		return -2;

	pt++;

// 문자열의 끝 혹은 \n까지가 값이다.
	int pos = str_pos_from_chars(pt, "\n");
	if(pos == -1)
		pos = strlen(pt);

	if(pos > buf_size)
		return -3;

	strncpy(buf, pt, pos);
	buf[pos] = 0;

// remove new line char
	remove_last_chars(buf, "\r\n");

	return strlen(buf);
}

void test_get_keyword()
{
	char str[1024];

	strcpy(str, "Network.eth0.mac=1234:000\nHaHa\nVersion.firmware=00.79.00");

	int hr;
	char buf[1024];
	int buf_size;

	buf_size = sizeof(buf);
	hr = get_keyword(str, "Network.eth0.mac", buf, buf_size);
	ASSERT(hr > 0);
	ASSERT(strcmp(buf, "1234:000") == 0);

	hr = get_keyword(str, "Network", buf, buf_size);
	ASSERT(hr <= 0);

	hr = get_keyword(str, "Version.firmware", buf, buf_size);
	ASSERT(hr > 0);
	ASSERT(strcmp(buf, "00.79.00") == 0);

	hr = get_keyword(str, "HaHa", buf, buf_size);
	ASSERT(hr < 0);

}


// keyword = "Network.eth0.MACAddress"
// +=0: 응답 데이터 길이값
// -1: could not find keyword on result string
// -2: invalid response don't end with \n\n
int get_param(IN const char* url, IN const char* id, IN const char* pw,
			  IN const char* keyword, OUT char* out_buf, IN int out_buf_size)
{

	//char param_get[1024];
	//strcpy(param_get, keyword);
	
	char query[1024];
	sprintf(query, "/enc-cgi/admin/param.cgi?action=list&%s", keyword);


	char url2[1024];
	char ip[100];
	int port;
	BOOL bSSL;
	url_get_real_url(url, url2, &port, &bSSL);
	if(port == 0)	// http가 명시되지 않은 경우
		port = 80;

	get_ip_address(url2, ip);


	char query_result[1024];
	
	int hr;
	hr = http_get_authen(ip, port, 
		id, pw,
		query,
		query_result, sizeof(query_result));


	if(hr <= 0)
	{
		return hr-20;
	}

	char* pt = strstr(query_result, keyword);
	if(pt == NULL)
		return -1;


#if 0

	// Network.eth0.MACAddress=00:13:23:03:15:2A\n\n
	pt += strlen(keyword)+1;

	//if(strlen(pt)+1 > max_out_buf)
	//{
	//	return -2;
	//}

	int ll = strlen(pt);
	if(pt[ll-1] != '\n')
	{
		return -2;
	}

// 문자열 마지막에 \n\n을 제거해야한다.
	pt[ll-1] = 0;

	strcpy(out_buf, pt);
//	*out_buf_size = ll;

	return strlen(out_buf);

#else
	strcpy(out_buf, pt);

	remove_last_chars(out_buf, "\n\r");

	return strlen(out_buf);

#endif

}





// param.cgi에서 얻은 쿼리에서 keyword에 해당하는 값을 얻어온다. 단일 쿼리만 사용가능
int get_param_one(IN const char* url, IN const char* id, IN const char* pw,
			  IN const char* keyword, OUT char* out_buf, IN int out_buf_size)
{
	char buf[1024];
	int hr = get_param(url, id, pw, keyword, buf, sizeof(buf));
	if(hr <= 0)
		return hr-10;

	hr = get_keyword(buf, keyword, out_buf, out_buf_size);
	if(hr <= 0)
		return -1;

	return 1;
}