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#!/usr/bin/env php
<?php

ini_set('memory_limit','1024M');
$start_time = time();
define('MEM_USAGE', memory_get_usage());
define('DATE_TODAY',date('Y-m-d',time()));
define('TODAY',date('Ymd',time()));
$config = require_once __DIR__ . '/lib/config.php';

const CUR_DIR 				= __DIR__;
const DATA_DIR 				= CUR_DIR  . '/databases';
const GLOBAL_ASN 			= DATA_DIR . '/latest/asn_'   . DATE_TODAY . '.csv';
const GLOBAL_IPV4			= DATA_DIR . '/latest/ipv4_'  . DATE_TODAY . '.csv';
const GLOBAL_IPV6			= DATA_DIR . '/latest/ipv6_' . DATE_TODAY . '.csv';
const DOWN_DIR 				= '/tmp/down';

// 加载库
if(file_exists(__DIR__ . '/lib/function.php'))
	require_once 'lib/function.php';

// 加载 Net 库
if(file_exists(__DIR__ . '/lib/net.php'))
	require_once 'lib/net.php';

// 加载纯真库
if(file_exists(__DIR__ . '/lib/qqwry.php'))
	require_once 'lib/qqwry.php';

// 加载 Geolite2
if(file_exists(__DIR__ . '/lib/Geoip.php'))
	require_once 'lib/Geoip.php';

// 加载 Ip2Region
if(file_exists(__DIR__ . '/lib/ip2Region.php'))
	require_once 'lib/ip2Region.php';

// 加载 Ip2Location
if(file_exists(__DIR__ . '/lib/ip2Location.php'))
	require_once 'lib/ip2Location.php';

// 加载 Medoo 数据库管理库
if(file_exists('vendor/autoload.php'))
	require_once 'vendor/autoload.php';

$end_time = time();
$mem_usage =  (memory_get_usage() - MEM_USAGE);
$mem_usage = $mem_usage /1024/1024; //MB
$mem_usage = round($mem_usage,3);
// echo "\n Total Time: " . ($end_time - $start_time) . 's' . ' Memory Usage: ' . $mem_usage  .PHP_EOL;
// echo $end_time . PHP_EOL;
// echo $start_time . PHP_EOL;

/**
 * 脚本执行所需依赖 php 函数和 系统命令
 */
function depency()
{
	if(!is_dir(DATA_DIR))
		mkdir(DOWN_DIR);

	if(!is_dir(DOWN_DIR))
		mkdir(DOWN_DIR);

	if(!file_exists('/usr/bin/command') && ! file_exists('/bin/command'))
		throw new \Exception("'command' Command Not Found");

	$depency = ['cat','wget','grep','awk','sort'];
	$depency_func = ['shell_exec','exec'];
	$loss_cmd = '';
	$loss_func = '';

	foreach ($depency_func as $key => $func)
	{
		if (!function_exists($func))
		{
			$loss_func = $loss_func . ' ' . $func;
		}
	}

	foreach ($depency as $key => $cmd)
	{
		if (shell_exec('command -v ' . $cmd) == '')
		{
			$loss_cmd = $loss_cmd . ' ' . $cmd;
		}
	}
	if($loss_cmd != '')
		echo 'Command Not Found: ' . $loss_cmd . PHP_EOL;
		// echo 'Congratulation All Command is Ready' . PHP_EOL;
	// else

	if($loss_func != '')
		// echo 'Congratulation All Command is Ready' . PHP_EOL;
		echo 'Command Not Found: ' . $loss_func . PHP_EOL;
	// else
}

function test()
{
	// build_asn_num();
	// build_global_ip();
	update_ips();
	// num2range('/tmp/ipv4_tmp.txt','/tmp/ipv4_range.txt');
	// num2range('/tmp/ipv6_tmp.txt','/tmp/ipv6_format.txt');
	// range2cidr('/tmp/ipv4_tmp.txt','/tmp/ipv4_format.txt');
	// cidr2range('/tmp/geo_v4_file_tmp_cidr.txt','/tmp/geo_v4_file_tmp_range.txt');
	// longip2range('/tmp/ip2loc_v4_file_tmp_longip.txt','/tmp/ip2loc_v4_file_tmp_range.txt');
	// get_all_source();
	// echo `whoami`;
	// print_r(mask2range('1.0.0.0/24'));
}

/**
 * Command Usage
 */
function usage()
{
	$usage = "LocationX Command Line version 0.1.1
\tWrite By PHP

usage Command:
\t -b,--build	\t build ip database
\t -u,--update 	\t update ip database
";
	print($usage);
}

if( ! isset($argv[1])) $argv[1] = 'default';

// 运行前检查依赖
depency();

// echo num2cidr('1.0.0.0',256);
// echo num2range('1.0.0.0',512);
// echo range2cidr('1.0.0.0-1.255.255.255');
// filter_asn($config);
// get_all_asn();
// exit;

switch ($argv[1])
{
	case 'update':
	case 'fetch':
		get_all_source($config);
	case '-b':
	case '--build':
		// build_asn();
		// build_ipv4();
		break;
	case 'format':
		// format();
		break;
	case 'build-ip':
		// get_global_ip();
		break;
	case 'merge-asn':
		merge_asn_info();
		break;
	case 'build-asn':
		ipip_asn();
		// build_bgp_asn();
		// build_asn();
		break;
	case 'build-ipv4':
		// build_ipv4();
		break;
	case '-f':
	case 'find':
	case '--find':
		find();
		break;
	case 'test':
		test();
		break;
	case 'insert':
		// insert();
		write2db();
		break;
	case '-u':
	case '--update':
		// get_all_source();
		// uncompress_file();
		break;
	case '-h':
	case 'help':
	case '--help':
		usage();
		break;
	default:
		usage();
		break;
}

echo PHP_EOL;