<pre>
/**
- 判断是否SSL协议
- @return boolean
*/
function is_ssl() {
if(isset($_SERVER['HTTPS']) && ('1' == $_SERVER['HTTPS'] || 'on' == strtolower($_SERVER['HTTPS']))){
return true;
}elseif(isset($_SERVER['SERVER_PORT']) && ('443' == $_SERVER['SERVER_PORT'] )) {
return true;
}
return false;
//真为https假为http
}
</pre>
<pre>
//http请求
function https_request($url, $data = null)
{
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
if (!empty($data)){
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
}
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
$output = curl_exec($curl);
curl_close($curl);
return $output;
}
</pre>
<pre>
//计算时间多少秒之前
function format_date($time){
$time = strtotime($time);
$t=time()-$time;
$f=array(
'31536000'=>'年',
'2592000'=>'个月',
'604800'=>'星期',
'86400'=>'天',
'3600'=>'小时',
'60'=>'分钟',
'1'=>'秒'
);
foreach ($f as $k=>$v) {
if (0 !=$c=floor($t/(int)$k)) {
return $c.$v.'前';
}
}
}
</pre>
<pre>
/**
- 计算距离多少km
- @param [float] $s [距离 :128.9]
- @return [string] [200m 100km >30km]
*/
function convertMeter($s){
if($s /1000 <1){
return sprintf("%.0f",$s).'m';
}elseif($s /1000 >=1 && ($s /1000 < 30)){
return sprintf("%.2f", ($s /1000))."km";
}elseif($s /1000 > 30){
return ">30km";
}
}
</pre>
<pre>
/**
*求两个已知经纬度之间的距离,单位为米
*@param lng1,lng2 经度
*@param lat1,lat2 纬度
*@return float 距离，单位米
*@author www.Alixixi.com
**/
//function getdistance($lng1,$lat1,$lng2,$lat2){
function getdistance($in_location,$coordination){
$in_location = explode(',',$in_location);
list($lng1, $lat1) = $in_location;
$coordination = explode(',',$coordination);
list($lng2, $lat2) = $coordination;
//将角度转为狐度
$radLat1=deg2rad($lat1);//deg2rad()函数将角度转换为弧度
$radLat2=deg2rad($lat2);
$radLng1=deg2rad($lng1);
$radLng2=deg2rad($lng2);
$a=$radLat1-$radLat2;
$b=$radLng1-$radLng2;
$s=2*asin(sqrt(pow(sin($a/2),2)+cos($radLat1)*cos($radLat2)*pow(sin($b/2),2)))*6378.137*1000;
//$s = convertMeter($s);
return $s;
}
</pre>
<pre>
/**
*获取html文本里的img
- @param string $content
- @return array
*/
function sp_getcontent_imgs($content){
import("phpQuery");
\phpQuery::newDocumentHTML($content);
$pq=pq();
$imgs=$pq->find("img");
$imgs_data=array();
if($imgs->length()){
foreach ($imgs as $img){
$img=pq($img);
$im['src']=$img->attr("src");
$im['title']=$img->attr("title");
$im['alt']=$img->attr("alt");
$imgs_data[]=$im;
}
}
\phpQuery::$documents=null;
return $imgs_data;
}
</pre>
<pre>
/**
- 保存数组变量到php文件
/
function sp_save_var($path,$value){
$ret = file_put_contents($path, "<?php\treturn " . var_export($value, true) . ";?>");
return $ret;
}
</pre>
<pre>
/* - 随机字符串生成
- @param int $len 生成的字符串长度
- @return string
*/
function sp_random_string($len = 6,$type=1) {
if($type){
$chars = array(
"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k",
"l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v",
"w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G",
"H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R",
"S", "T", "U", "V", "W", "X", "Y", "Z", "0", "1", "2",
"3", "4", "5", "6", "7", "8", "9"
);
$charsLen = count($chars) - 1;
shuffle($chars); // 将数组打乱
$output = "";
for ($i = 0; $i < $len; $i++) {
$output .= $chars[mt_rand(0, $charsLen)];
}
}else{
return mt_rand(1000, 9999);
}
return $output;
}
</pre>
<pre>
/**
递归检测一个值是否存在
@param [string] $value [要查找的字符串]
@param [array] $array [检查所在的数组]
-
@return [bool] [true/false]
*/
function deep_in_array($value, $array) {
foreach($array as $item) {
if(!is_array($item)) {//如果不是数组
if ($item == $value) {
return true;
} else {
continue;
}
}if(in_array($value, $item)) { //如果是数组 return true; } else if(deep_in_array($value, $item)) { //递归调用 return true; }}
return false;
}
</pre>
<pre>
/**
获取团队人数
@param [string] $name 介绍人姓名
@param [int] $rank 获取下级几级
@param [bool] $activation 是否获取激活的会员
-
@return [type] [description]
*/
function getTeam($name,$rank=26,$activation=false,$lev=0){
global $num ;
$num++;
if(!$name) return false;
if($activation){//获取激活的下级会员
$userList = M('member')->field('id,account,active')->where(array('references'=>$name,'active'=>1))->select();
}else{
$userList = M('member')->field('id,account,active')->where(array('references'=>$name))->select();
}
if($userList && $num<=$rank){
foreach ($userList as $key => $value) {
$userList[$key]['lev'] = $num;
$userList['list'] = getTeam($value['account'],$rank,$activation);
$arr[] = $userList;
}
}
return $arr;
}
</pre>
<pre>
function arr_to_xml($arr, $dom = 0, $item = 0) {
if (! $dom) {
$dom = new DOMDocument ("1.0","UTF-8");
}if (! $item) {
$ccc = array_keys ( $arr );
if ($ccc [0] == 'envelope') {
$str_head = 'request';
} else {
$str_head = 'envelope';
}
$item = $dom->createElement ( $str_head );
$dom->appendChild ( $item );
}
foreach ( $arr as $key => $val ) {
$itemx = $dom->createElement ( is_string ( $key ) ? $key : "record" );
$item->appendChild ( $itemx );
if (! is_array ( $val )) {
$text = $dom->createTextNode ( $val );
$itemx->appendChild ( $text );
} else {
arr_to_xml ( $val, $dom, $itemx );
}
}return $dom->saveXML ();
}
function xml_to_array($xml) {
$reg = "/<(\w+)[^>]?>([\x00-\xFF]?)<\/\1>/";
if (preg_match_all ( $reg, $xml, $matches )) {
$count = count ( $matches [0] );
$arr = array ();
for($i = 0; $i < $count; $i ++) {
$key = $matches [1] [$i];
$val = xml_to_array ( $matches [2] [$i] ); // 递归
if (array_key_exists ( $key, $arr )) {
if (is_array ( $arr [$key] )) {
if (! array_key_exists ( 0, $arr [$key] )) {
$arr [$key] = array (
$arr [$key]
);
}
} else {
$arr [$key] = array (
$arr [$key]
);
}
$arr [$key] [] = $val;
} else {
$arr [$key] = $val;
}
}
return $arr;
} else {
return $xml;
}
}
</pre>
