Date: 2021-02-24 */
namespace utils;
class Utils{
/*
* 文件根据类型进行分类
$ext -string 文件后缀
return -int
* */
public static function getFileType($ext){
$ext=strtolower($ext);
$image=['jpg','jpeg','png','bmp','gif'];
$radio=['mp3','wav','wmv','amr'];
$video=['mp4','3gp','avi','m2v','mkv','mov'];
$doc=['ppt','pptx','doc','docx','xls','xlsx','pdf','txt','md'];
if(in_array($ext,$doc)){
$fileType=1;
}elseif(in_array($ext,$image)){
$fileType=2;
}elseif(in_array($ext,$radio)){
$fileType=3;
}elseif(in_array($ext,$video)){
$fileType=4;
}else{
$fileType=9;
}
return $fileType;
}
/*
获取文件的大小
*/
public static function get_file_size($size, $limit = 0)
{
$units = array(' B', ' KB', ' MB', ' GB', ' TB');
for ($i = 0; $size >= 1024 && $i < 4; $i++) $size /= 1024;
return round($size, 2) . $units[$i + $limit];
}
/*
h5ip网址缩短
$link -string
return string
*/
public static function h5ipUrl($link)
{
$url = "http://h5ip.cn/index/api?format=json&url=" . $link;
$data = json_decode(curl_request($url), true);
if ($data['code'] == 0) {
return $data['short_url'];
} else {
return $link;
}
}
/*
linux系统探测
*/
public static function sys_linux()
{
// CPU
if (false === ($str = @file("/proc/cpuinfo"))) return false;
$str = implode("", $str);
@preg_match_all("/model\s+name\s{0,}\:+\s{0,}([\w\s\)\(\@.-]+)([\r\n]+)/s", $str, $model);
@preg_match_all("/cpu\s+MHz\s{0,}\:+\s{0,}([\d\.]+)[\r\n]+/", $str, $mhz);
@preg_match_all("/cache\s+size\s{0,}\:+\s{0,}([\d\.]+\s{0,}[A-Z]+[\r\n]+)/", $str, $cache);
@preg_match_all("/bogomips\s{0,}\:+\s{0,}([\d\.]+)[\r\n]+/", $str, $bogomips);
if (false !== is_array($model[1])) {
$res['cpu']['num'] = sizeof($model[1]);
for ($i = 0; $i < $res['cpu']['num']; $i++) {
$res['cpu']['model'][] = $model[1][$i] . ' (' . $mhz[1][$i] . ')';
$res['cpu']['mhz'][] = $mhz[1][$i];
$res['cpu']['cache'][] = $cache[1][$i];
$res['cpu']['bogomips'][] = $bogomips[1][$i];
}
if ($res['cpu']['num'] == 1)
$x1 = '';
else
$x1 = ' ×' . $res['cpu']['num'];
$mhz[1][0] = ' | 频率:' . $mhz[1][0];
$cache[1][0] = ' | 二级缓存:' . $cache[1][0];
$bogomips[1][0] = ' | Bogomips:' . $bogomips[1][0];
$res['cpu']['model'][] = $model[1][0] . $mhz[1][0] . $cache[1][0] . $bogomips[1][0] . $x1;
if (false !== is_array($res['cpu']['model'])) $res['cpu']['model'] = implode("
", $res['cpu']['model']);
if (false !== is_array($res['cpu']['mhz'])) $res['cpu']['mhz'] = implode("
", $res['cpu']['mhz']);
if (false !== is_array($res['cpu']['cache'])) $res['cpu']['cache'] = implode("
", $res['cpu']['cache']);
if (false !== is_array($res['cpu']['bogomips'])) $res['cpu']['bogomips'] = implode("
", $res['cpu']['bogomips']);
}
// NETWORK
// UPTIME
if (false === ($str = @file("/proc/uptime"))) return false;
$str = explode(" ", implode("", $str));
$str = trim($str[0]);
$min = $str / 60;
$hours = $min / 60;
$days = floor($hours / 24);
$hours = floor($hours - ($days * 24));
$min = floor($min - ($days * 60 * 24) - ($hours * 60));
if ($days !== 0) $res['uptime'] = $days . "天";
if ($hours !== 0) $res['uptime'] .= $hours . "小时";
$res['uptime'] .= $min . "分钟";
// MEMORY
if (false === ($str = @file("/proc/meminfo"))) return false;
$str = implode("", $str);
preg_match_all("/MemTotal\s{0,}\:+\s{0,}([\d\.]+).+?MemFree\s{0,}\:+\s{0,}([\d\.]+).+?Cached\s{0,}\:+\s{0,}([\d\.]+).+?SwapTotal\s{0,}\:+\s{0,}([\d\.]+).+?SwapFree\s{0,}\:+\s{0,}([\d\.]+)/s", $str, $buf);
preg_match_all("/Buffers\s{0,}\:+\s{0,}([\d\.]+)/s", $str, $buffers);
$res['memTotal'] = round($buf[1][0] / 1024, 2);
$res['memFree'] = round($buf[2][0] / 1024, 2);
$res['memBuffers'] = round($buffers[1][0] / 1024, 2);
$res['memCached'] = round($buf[3][0] / 1024, 2);
$res['memUsed'] = $res['memTotal'] - $res['memFree'];
$res['memPercent'] = (floatval($res['memTotal']) != 0) ? round($res['memUsed'] / $res['memTotal'] * 100, 2) : 0;
$res['memRealUsed'] = $res['memTotal'] - $res['memFree'] - $res['memCached'] - $res['memBuffers']; //真实内存使用
$res['memRealFree'] = $res['memTotal'] - $res['memRealUsed']; //真实空闲
$res['memRealPercent'] = (floatval($res['memTotal']) != 0) ? round($res['memRealUsed'] / $res['memTotal'] * 100, 2) : 0; //真实内存使用率
$res['memCachedPercent'] = (floatval($res['memCached']) != 0) ? round($res['memCached'] / $res['memTotal'] * 100, 2) : 0; //Cached内存使用率
$res['swapTotal'] = round($buf[4][0] / 1024, 2);
$res['swapFree'] = round($buf[5][0] / 1024, 2);
$res['swapUsed'] = round($res['swapTotal'] - $res['swapFree'], 2);
$res['swapPercent'] = (floatval($res['swapTotal']) != 0) ? round($res['swapUsed'] / $res['swapTotal'] * 100, 2) : 0;
// LOAD AVG
if (false === ($str = @file("/proc/loadavg"))) return false;
$str = explode(" ", implode("", $str));
$str = array_chunk($str, 4);
$res['loadAvg'] = implode(" ", $str[0]);
return $res;
}
/**
* 将数组按字母A-Z排序
* @return [type] [description]
*/
public static function chartSort($array, $field,$isGroup=true,$chart='chart')
{
$newArray = [];
foreach ($array as $k => &$v) {
$v[$chart] = self::getFirstChart($v[$field]);
$newArray[] = $v;
}
$data = [];
if($isGroup){
foreach ($newArray as $k => $v) {
if (array_key_exists($v[$chart], $data)) {
$data[$v[$chart]][] = $v;
} else {
$data[$v[$chart]] = [];
$data[$v[$chart]][] = $v;
}
}
ksort($data);
}else{
return $newArray;
}
return $data;
}
/**
* 返回取汉字的第一个字的首字母
* @param [type] $str [string]
* @return [type] [strind]
*/
public static function getFirstChart($str)
{
$str = str_replace(' ', '', $str);
if (empty($str)) {
return '#';
}
$char = ord($str[0]);
if ($char >= ord('A') && $char <= ord('z')) {
return strtoupper($str[0]);
}
$s1 = iconv('UTF-8', 'gb2312//IGNORE', $str);
$s2 = iconv('gb2312', 'UTF-8//IGNORE', $s1);
$s = $s2 == $str ? $s1 : $str;
$asc = ord($s{0}) * 256 + ord($s{1}) - 65536;
if ($asc >= -20319 && $asc <= -20284) return 'A';
if ($asc >= -20283 && $asc <= -19776) return 'B';
if ($asc >= -19775 && $asc <= -19219) return 'C';
if ($asc >= -19218 && $asc <= -18711) return 'D';
if ($asc >= -18710 && $asc <= -18527) return 'E';
if ($asc >= -18526 && $asc <= -18240) return 'F';
if ($asc >= -18239 && $asc <= -17923) return 'G';
if ($asc >= -17922 && $asc <= -17418) return 'H';
if ($asc >= -17417 && $asc <= -16475) return 'J';
if ($asc >= -16474 && $asc <= -16213) return 'K';
if ($asc >= -16212 && $asc <= -15641) return 'L';
if ($asc >= -15640 && $asc <= -15166) return 'M';
if ($asc >= -15165 && $asc <= -14923) return 'N';
if ($asc >= -14922 && $asc <= -14915) return 'O';
if ($asc >= -14914 && $asc <= -14631) return 'P';
if ($asc >= -14630 && $asc <= -14150) return 'Q';
if ($asc >= -14149 && $asc <= -14091) return 'R';
if ($asc >= -14090 && $asc <= -13319) return 'S';
if ($asc >= -13318 && $asc <= -12839) return 'T';
if ($asc >= -12838 && $asc <= -12557) return 'W';
if ($asc >= -12556 && $asc <= -11848) return 'X';
if ($asc >= -11847 && $asc <= -11056) return 'Y';
if ($asc >= -11055 && $asc <= -10247) return 'Z';
return "#";
}
/**
* 人民币转大写
* @param
*/
function cny($ns)
{
static $cnums = array("零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"),
$cnyunits = array("圆", "角", "分"),
$grees = array("拾", "佰", "仟", "万", "拾", "佰", "仟", "亿");
list($ns1, $ns2) = explode(".", $ns, 2);
$ns2 = array_filter(array($ns2[1], $ns2[0]));
$ret = array_merge($ns2, array(implode("", _cny_map_unit(str_split($ns1), $grees)), ""));
$ret = implode("", array_reverse(_cny_map_unit($ret, $cnyunits)));
return str_replace(array_keys($cnums), $cnums, $ret);
}
function _cny_map_unit($list, $units)
{
$ul = count($units);
$xs = array();
foreach (array_reverse($list) as $x) {
$l = count($xs);
if ($x != "0" || !($l % 4)) {
$n = ($x == '0' ? '' : $x) . ($units[($l - 1) % $ul]);
} else {
$n = is_numeric($xs[0][0]) ? $x : '';
}
array_unshift($xs, $n);
}
return $xs;
}
/**
* 解析获取php.ini 的upload_max_filesize（单位：byte）
* @param $dec int 小数位数
* @return float （单位：byte）
* */
public static function get_upload_max_filesize_byte($dec = 2)
{
$max_size = ini_get('upload_max_filesize');
preg_match('/(^[0-9\.]+)(\w+)/', $max_size, $info);
$size = $info[1];
$suffix = strtoupper($info[2]);
$a = array_flip(array("B", "KB", "MB", "GB", "TB", "PB"));
$b = array_flip(array("B", "K", "M", "G", "T", "P"));
$pos = $a[$suffix] && $a[$suffix] !== 0 ? $a[$suffix] : $b[$suffix];
return round($size * pow(1024, $pos), $dec);
}
/**
* 十六进制 转 RGB
*/
public static function hex2rgb($hexColor)
{
$color = str_replace('#', '', $hexColor);
if (strlen($color) > 3) {
$rgb = array(
'r' => hexdec(substr($color, 0, 2)),
'g' => hexdec(substr($color, 2, 2)),
'b' => hexdec(substr($color, 4, 2))
);
} else {
$color = $hexColor;
$r = substr($color, 0, 1) . substr($color, 0, 1);
$g = substr($color, 1, 1) . substr($color, 1, 1);
$b = substr($color, 2, 1) . substr($color, 2, 1);
$rgb = array(
'r' => hexdec($r),
'g' => hexdec($g),
'b' => hexdec($b)
);
}
return $rgb;
}
/**
* RGB转 十六进制
* @param $rgb RGB颜色的字符串 如：rgb(255,255,255);
* @return string 十六进制颜色值 如：#FFFFFF
*/
public static function RGBToHex($rgb){
$regexp = "/^rgb\(([0-9]{0,3})\,\s*([0-9]{0,3})\,\s*([0-9]{0,3})\)/";
$re = preg_match($regexp, $rgb, $match);
$re = array_shift($match);
$hexColor = "#";
$hex = array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F');
for ($i = 0; $i < 3; $i++) {
$r = null;
$c = $match[$i];
$hexAr = array();
while ($c > 16) {
$r = $c % 16;
$c = ($c / 16) >> 0;
array_push($hexAr, $hex[$r]);
}
array_push($hexAr, $hex[$c]);
$ret = array_reverse($hexAr);
$item = implode('', $ret);
$item = str_pad($item, 2, '0', STR_PAD_LEFT);
$hexColor .= $item;
}
return $hexColor;
}
}