记录平时开发中经常使用的小工具
跳转链接
/**
* @param string $url 请求地址
*/
static public function location($url){
echo "<script language='javascript'>window.location.href='{$url}';</script>";
}
请求链接获取数据
/**
* @author Barry
* @date 2017-10-24
* @param string $url 请求地址
* @param array $param 请求参数
* @param string $httpMethod 请求方法GET或者POST
* @return boolean
*/
static public function makeRequest($url, $param, $httpMethod = 'GET', $header=[]) {
$oCurl = curl_init();
if (stripos($url, "https://") !== FALSE) {
curl_setopt($oCurl, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($oCurl, CURLOPT_SSL_VERIFYHOST, FALSE);
}
if ($httpMethod == 'GET') {
curl_setopt($oCurl, CURLOPT_URL, $url . "?" . http_build_query($param));
curl_setopt($oCurl, CURLOPT_RETURNTRANSFER, 1);
} else {
curl_setopt($oCurl, CURLOPT_URL, $url);
curl_setopt($oCurl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($oCurl, CURLOPT_POST, 1);
curl_setopt($oCurl, CURLOPT_POSTFIELDS, http_build_query($param));
}
if (!empty($header)) {
$headers = [];
foreach ($header as $k=>$v){
$headers[] = $k.":".$v;
}
curl_setopt($oCurl, CURLOPT_HTTPHEADER, $headers);
}
$sContent = curl_exec($oCurl);
// print_r($sContent);exit;
// $aStatus = curl_getinfo($oCurl);
// print_r($aStatus);die;
curl_close($oCurl);
return json_decode($sContent, true);
}
获取客户端 IP 地址
/**
* 获取客户端IP地址
*/
static public function getClientIP() {
static $ip = NULL;
if ( $ip !== NULL )
return $ip;
if ( isset( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ) {
$arr = explode( ',', $_SERVER['HTTP_X_FORWARDED_FOR'] );
$pos = array_search( 'unknown', $arr );
if ( false !== $pos )
unset( $arr[$pos] );
$ip = trim( $arr[0] );
} elseif ( isset( $_SERVER['HTTP_CLIENT_IP'] ) ) {
$ip = $_SERVER['HTTP_CLIENT_IP'];
} elseif ( isset( $_SERVER['REMOTE_ADDR'] ) ) {
$ip = $_SERVER['REMOTE_ADDR'];
}
// IP地址合法验证
$ip = ( false !== ip2long( $ip ) ) ? $ip : '0.0.0.0';
return $ip;
}
循环创建目录
/**
* @instruction 循环创建目录
* @param $dir 目录
* @param $mode 权限
* @author Barry
* @date 2017-10-24
* @version v1.0
*/
static public function mkdir( $dir, $mode = 0777 ) {
$aimUrl = str_replace('', '/', $dir);
$aimDir = '';
$arr = explode('/', $aimUrl);
$result = true;
foreach ($arr as $str) {
$aimDir .= $str . '/';
if (!file_exists($aimDir)) {
$result = mkdir($aimDir, $mode);
}
}
return $result;
}
字符截取，多出的字符串显示省略号
/**
* 字符截取
*
* @param $string
* @param $length
* @param $dot
*/
public static function cutstr( $string, $length, $dot = '...', $charset = 'utf-8' ) {
if ( strlen( $string ) <= $length )
return $string;
$pre = chr( 1 );
$end = chr( 1 );
$string = str_replace( array ( '&' , '"' , '<' , '>' ), array ( $pre . '&' . $end , $pre . '"' . $end , $pre . '<' . $end , $pre . '>' . $end ), $string );
$strcut = '';
if ( strtolower( $charset ) == 'utf-8' ) {
$n = $tn = $noc = 0;
while ( $n < strlen( $string ) ) {
$t = ord( $string[$n] );
if ( $t == 9 || $t == 10 || ( 32 <= $t && $t <= 126 ) ) {
$tn = 1;
$n ++;
$noc ++;
} elseif ( 194 <= $t && $t <= 223 ) {
$tn = 2;
$n += 2;
$noc += 2;
} elseif ( 224 <= $t && $t <= 239 ) {
$tn = 3;
$n += 3;
$noc += 2;
} elseif ( 240 <= $t && $t <= 247 ) {
$tn = 4;
$n += 4;
$noc += 2;
} elseif ( 248 <= $t && $t <= 251 ) {
$tn = 5;
$n += 5;
$noc += 2;
} elseif ( $t == 252 || $t == 253 ) {
$tn = 6;
$n += 6;
$noc += 2;
} else {
$n ++;
}
if ( $noc >= $length ) {
break;
}
}
if ( $noc > $length ) {
$n -= $tn;
}
$strcut = substr( $string, 0, $n );
} else {
for ( $i = 0; $i < $length; $i ++ ) {
$strcut .= ord( $string[$i] ) > 127 ? $string[$i] . $string[++ $i] : $string[$i];
}
}
$strcut = str_replace( array ( $pre . '&' . $end , $pre . '"' . $end , $pre . '<' . $end , $pre . '>' . $end ), array ( '&' , '"' , '<' , '>' ), $strcut );
$pos = strrpos( $strcut, chr( 1 ) );
if ( $pos !== false ) {
$strcut = substr( $strcut, 0, $pos );
}
return $strcut . $dot;
}
获得来源类型 post get
static public function method() {
return strtoupper( isset( $_SERVER['REQUEST_METHOD'] ) ? $_SERVER['REQUEST_METHOD'] : 'GET' );
}
转换 XML 文档为数组
/**
* 转换XML文档为数组
*
* @author Barry
* @date 2017-10-24
* @param string xml内容
* @return mixed 返回的数组，如果失败，返回false
*/
static public function xmlWx2array($xml) {
$xml = (Array)simplexml_load_string($xml, "SimpleXMLElement", LIBXML_NOCDATA);
return $xml;
}
正则验证 url 是否合法
static public function checkUrl($url){
if(!preg_match('/^(http|https|ftp):\/\/[\w.]+[\w\/]*[\w.]*\??[\w=&\+\%]*/is',$url)){
return false;
}
return true;
}
数组转 xml
public function arrayToXml($arr) {
$xml = "<xml>";
foreach ($arr as $key=>$val) {
if (is_numeric($val)) {
$xml.="<".$key.">".$val."</".$key.">";
}
else {
$xml.="<".$key."><![CDATA[".$val."]]></".$key.">";
}
}
$xml.="</xml>";
//echo $xml;
return $xml;
}
二维数组排序
/**
* 二维数组排序
*<B>说明：</B>
*<pre>
* 略
*</pre>
*<B>示例：</B>
*<pre>
* $array = array(
* array('userId'=>'3','name'=>'admin3'),
* array('userId'=>'1','name'=>'admin1'),
* array('userId'=>'2','name'=>'admin2')
* )
* ArrayList::arraySort($array,'userId','desc');
* 结果
* * $array = array(
* array('userId'=>'3','name'=>'admin3'),
* array('userId'=>'2','name'=>'admin2')
* array('userId'=>'1','name'=>'admin1'),
* )
*</pre>
* @param array $arr 源数组
* @param string $key 数据项key
* @param string $order 排序规则 desc 降序 asc 升序
* @return int
*/
static public function arraySort($arr, $key, $order = 'desc') {
$keysvalue = $new_array = array();
foreach ($arr as $k => $v) {
$keysvalue[$k] = $v[$key];
}
if ($order == 'asc') {
asort($keysvalue);
} else {
arsort($keysvalue);
}
reset($keysvalue);
foreach ($keysvalue as $k => $v) {
$new_array[$k] = $arr[$k];
}
return $new_array;
}
判断是否是微信客户端请求
static public function isWeixin() {
if ( strpos($_SERVER['HTTP_USER_AGENT'], 'MicroMessenger') !== false ) {
return true;
}
return false;
}
计算两组经纬度坐标之间的距离
/**
* 计算两组经纬度坐标 之间的距离
* @params $lat1 纬度1；
* @params $lng1 经度1；
* @params $lat2 纬度2；
* @params $lng2 经度2；
* @params $len_type （1:m or 2:km);
* @return m or km
* @version 1.0
*/
public static function getDistance($lat1, $lng1, $lat2, $lng2, $len_type = 1, $decimal = 2) {
$EARTH_RADIUS=6378.137;
$PI=3.1415926;
$radLat1 = $lat1 * $PI / 180.0;
$radLat2 = $lat2 * $PI / 180.0;
$a = $radLat1 - $radLat2;
$b = ($lng1 * $PI / 180.0) - ($lng2 * $PI / 180.0);
$s = 2 * asin(sqrt(pow(sin($a/2),2) + cos($radLat1) * cos($radLat2) * pow(sin($b/2),2)));
$s = $s * $EARTH_RADIUS; $s = round($s * 1000);
if ($len_type > 1) {
$s /= 1000;
}
return round($s,$decimal);
}
将时间戳显示为刚刚、几分钟前、几小时前、昨天、前天等
/**
* 时间格式化 传入时间戳~~~~
*/
static public function formatDate($time){
$rtime = date ( "m-d H:i", $time );
$htime = date ( "H:i", $time );
$time = time () - $time;
if ($time < 60) {
$str = '刚刚';
} elseif ($time < 60 * 60) {
$min = floor ( $time / 60 );
$str = $min . '分钟前';
} elseif ($time < 60 * 60 * 24) {
$h = floor ( $time / (60 * 60) );
$str = $h . '小时前 ' . $htime;
} elseif ($time < 60 * 60 * 24 * 3) {
$d = floor ( $time / (60 * 60 * 24) );
if ($d == 1)
$str = '昨天 ' . $rtime;
else
$str = '前天 ' . $rtime;
} else {
$str = $rtime;
}
return $str;
}
求两个日期之间相差的天数
/**
* 求两个日期之间相差的天数
* @param string $datetime1
* @param string $datetime2
* @return number
*/
static public function diffBetweenTwoDays($datetime1, $datetime2) {
$second1 = strtotime($datetime1);
$second2 = strtotime($datetime2);
if ($second1 < $second2) {
$tmp = $second2;
$second2 = $second1;
$second1 = $tmp;
}
return bcdiv(bcsub($second1, $second2, 3), 86400, 3);
}
根据生日计算年龄
static public function Birthday($birthday) {
$age = $birthday;
if($age === false) {
return false;
}
list($y1,$m1,$d1) = explode("-",date("Y-m-d",$age));
$now = strtotime("now");
list($y2,$m2,$d2) = explode("-",date("Y-m-d",$now));
$age = $y2 - $y1;
if((int)($m2.$d2) < (int)($m1.$d1))
$age -= 1;
return $age;
}
秒转化成时分秒显示
/**秒转化成是时分秒
* @author Barry
* @date 2017-10-24
* @param $seconds
* @return string
*/
static public function changeTimeType($seconds){
if ($seconds > 3600){
$hours = intval($seconds/3600);
$minutes = $seconds % 3600;
$time = $hours.":".gmstrftime('%M:%S', $minutes);
}else{
$time = gmstrftime('%H:%M:%S', $seconds);
}
return $time;
}
删除一个文件夹下面的所有的文件以及文件夹
//删除一个文件夹下面的所有的文件以及文件夹
static public function delDir($path){
error_reporting(0);
//如果是目录则继续
if(is_dir($path)){
//扫描一个文件夹内的所有文件夹和文件并返回数组
$p = scandir($path);
foreach($p as $val){
//排除目录中的.和..
if($val !="." && $val !=".."){
//如果是目录则递归子目录，继续操作
if(is_dir($path.$val)){
//子目录中操作删除文件夹和文件
self::deldir($path.$val.'/');
//目录清空后删除空文件夹
@rmdir($path.$val.'/');
}else{
//如果是文件直接删除
@unlink($path.$val);
}
}
}
@rmdir($path);
}
}
PHP 模拟发送异步请求
/**
* PHP发送异步请求
* @author Barry
* @date 2017-10-24
* @param string $url 请求地址
* @param array $param 请求参数
* @param string $httpMethod 请求方法GET或者POST
* @param array $header
* @return boolean
*/
static public function makeAsyncRequest($url, $param, $httpMethod = 'GET', $header=[]) {
$oCurl = curl_init();
if (stripos($url, "https://") !== FALSE) {
curl_setopt($oCurl, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($oCurl, CURLOPT_SSL_VERIFYHOST, FALSE);
}
if ($httpMethod == 'GET') {
curl_setopt($oCurl, CURLOPT_URL, $url . "?" . http_build_query($param));
curl_setopt($oCurl, CURLOPT_RETURNTRANSFER, 1);
} else {
curl_setopt($oCurl, CURLOPT_URL, $url);
curl_setopt($oCurl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($oCurl, CURLOPT_POST, 1);
curl_setopt($oCurl, CURLOPT_POSTFIELDS, http_build_query($param));
}
if (!empty($header)) {
$headers = [];
foreach ($header as $k=>$v){
$headers[] = $k.":".$v;
}
curl_setopt($oCurl, CURLOPT_HTTPHEADER, $headers);
}
curl_setopt($oCurl, CURLOPT_NOSIGNAL, 1);//必须加，否则下面设置毫秒级会报错
curl_setopt($oCurl, CURLOPT_TIMEOUT_MS, 18);//设置cURL允许执行的最长毫秒数
$sContent = curl_exec($oCurl);
// print_r($sContent);exit;
// $aStatus = curl_getinfo($oCurl);
curl_close($oCurl);
return json_decode($sContent, true);
}
隐藏手机号中间 4 位
function blur_phone_number($phoneNum)
{
$head = substr($phoneNum, 0, 3);
$tail = substr($phoneNum, -4, 4);
return ($head . '****' . $tail);
}
取毫秒级时间戳
//取毫秒级时间戳
function getMillisecond() {
list($t1, $t2) = explode(' ', microtime());
return (float)sprintf('%.0f',(floatval($t1)+floatval($t2))*1000);
}
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