<?php

function curl_post1($url, $data = []) {
	$ch = curl_init ();
	$header = array ("Accept-Charset: utf-8",'Expect:' );
	curl_setopt ( $ch, CURLOPT_URL, $url );
	curl_setopt ( $ch, CURLOPT_CUSTOMREQUEST, "POST" );
	curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
//	curl_setopt ( $ch, CURLOPT_SSL_VERIFYPEER, FALSE );
//	curl_setopt ( $ch, CURLOPT_SSL_VERIFYHOST, FALSE );
	curl_setopt ( $ch, CURLOPT_HTTPHEADER, $header );
	curl_setopt($ch, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4 );
	curl_setopt($ch, CURLOPT_ENCODING, "gzip");
	curl_setopt ( $ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.111 Safari/537.36
15 Accept-Encoding: gzip,deflate,sdch' );
	curl_setopt ( $ch, CURLOPT_FOLLOWLOCATION, false );
//	curl_setopt ( $ch, CURLOPT_AUTOREFERER, 1 );
	curl_setopt ( $ch, CURLOPT_TIMEOUT, 10 );
	// 最好加上http_build_query 转换，防止有些服务器不兼容
	if($data){
		curl_setopt ( $ch, CURLOPT_POSTFIELDS, http_build_query ( $data ) );
	}
	curl_setopt ( $ch, CURLOPT_RETURNTRANSFER, 1 );
	$result = curl_exec ( $ch );
	curl_close ( $ch );
	return $result;
}

function curl_post($url, $data = []) {
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, $url);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
	curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
	curl_setopt($ch, CURLOPT_POST, 1);
	if($data){
		curl_setopt ( $ch, CURLOPT_POSTFIELDS, http_build_query ( $data ) );
	}
	$output = curl_exec($ch);
	curl_close($ch);
	return $output;
}


/**
 * AES 128 ecb 加密 与java加密保持一致
 * @param $data 加密字符串
 * @param $key 加密key
 * @return string 加密串
 */
function aes_encrypt($data, $key='') {
	if(!$key){
		$key = get_instance()->config->item('encryption_key');
	}
	$data =  openssl_encrypt($data, 'aes-128-ecb', $key, OPENSSL_RAW_DATA);
	return base64_encode($data);
}

/**
 * AES 128 ecb 解密 与java加密保持一致
 * @param $data 解密字符串
 * @param $key 加密key
 * @return string 解密串
 */
function aes_decrypt($data, $key='') {
	if(!$key){
		$key = get_instance()->config->item('encryption_key');
	}
	$encrypted = base64_decode($data);
	return openssl_decrypt($encrypted, 'aes-128-ecb', $key, OPENSSL_RAW_DATA);
}

/**
 * 多维数组键值下划线转换为驼峰
 * @param $arr
 * @return array
 */
function array_change_line_to_hump($arr){
	if(!is_array($arr)){
		return $arr;
	}
	$tem = [];
	foreach ($arr as $k=>$v){
		if(is_array($v)){
			$tem[line_to_hump($k)] = array_change_line_to_hump($v);
		}else{
			$tem[line_to_hump($k)] = $v;
		}
	}
	return $tem;
}

/**
 * 驼峰转下划线
 * @param $str
 * @return string|string[]|null
 */
function hump_to_line($str){
	return preg_replace_callback('/([A-Z])/', function ($match) {
		return '_' . lcfirst($match[0]);
	}, $str);
}

/**
 * 下划线转驼峰
 * @param $str
 * @return string|string[]|null
 */
function line_to_hump($str){
	$str = strtolower($str);
	return preg_replace_callback('/(_[a-z])/', function ($match) {
		return ucfirst(trim($match[0], '_'));
	}, $str);
}