php常用操作方法封装（文件处理、数据处理）,复制即用
字符串数字排序处理
字段后+0 可以将MySQL字符串字段按数值排序 注意：orderByRaw是laravel的原生排序方法
/**
* @description: 字符串数字排序处理
* @Author: Quan
* @param {*}
* @return {*}
*/
public static function orderByBlock(object $sql, string $sortBy, string $sortOrder, array $ number Str = []): object
{
if (in_array($sortBy, $numberStr)) {
$sortBy = $sortBy . '+0'; //数字字符串排序处理
return $sql->orderByRaw("$sortBy $sortOrder");
}else{
return $sql->orderBy($sortBy,$sortOrder);
}
}
发请求
/**
* @description: 发请求
* @Author: Quan
* @param {*}
* @return {*}
*/
protected function request Send(string $method = 'GET', string $url, array $ params , array $header = []): array
{
$requestBody = http_build_query($params);
$contentLen = mb_strlen($requestBody);
$ header Str = "Content-Length: {$contentLen}\r\n";
if (count($header) > 0) {
foreach ($header as $k => $v) {
$headerStr .= "{$k}: {$v}\r\n";
}
}
$http = [
'method' => $method,
'header' => $headerStr,
'content' => $requestBody
];
$context = stream_context_create([
'http' => $http
]);
$response = File _get_contents($url, false, $context);
$resArr = json_decode($response, true);
if ($resArr['code'] !== 200) {
throw new Exception ($resArr['msg'], $resArr['code']);
}
return $resArr;
}
驼峰字符串
/**
* @description: 驼峰命名转下划线命名
* @param {type}
* @return {type}
*/
public function uncamelize(string $camelCaps, string $separator = '_'): string
{
return strtolower(preg_replace('/([a-z])([A-Z])/', "$1" . $separator . "$2", $camelCaps));
}
/**
* 下划线转驼峰
* 思路:
* step1.原字符串转小写,原字符串中的分隔符用空格替换,在字符串开头加上分隔符
* step2.将字符串中每个单词的首字母转换为大写,再去空格,去字符串首部附加的分隔符.
* @param $uncamelized_words
* @param string $separator
* @return string
*/
protected function camelize(string $uncamelized_words, string $separator = '_'): string
{
$uncamelized_words = $separator . str_replace($separator, " ", strtolower($uncamelized_words));
return ltrim(str_replace(" ", "", ucwords($uncamelized_words)), $separator);
}
时间戳处理
/**
* @description: 人性化时间戳转换
* @Author: Quan
* @param {int} $time
* @return string
*/
public function timeTran(int $time): string
{
$t = time() - $time;
if ($t <= 0) {
return '刚刚'; //时间间隔小于1秒情况
}
$f = [
'31536000' => '年',
'2592000' => '个月',
'604800' => '星期',
'86400' => '天',
'3600' => '小时',
'60' => '分钟',
'1' => '秒',
];
foreach ($f as $k => $v) {
if (0 != $c = floor($t / (int)$k)) {
return $c . $v . '前';
}
}
}
获取字符串首字母
/**
* 获取首字母
* @param string $str 汉字字符串
* @return string 首字母
*/
public function getInitials(string $str): string
{
$resStr = '#';
if (empty($str)) {
$resStr = '';
}
$firstLetter = substr ($str, 0, 1);
$fchar = ord($firstLetter);
if ($fchar >= ord('A') && $fchar <= ord('z')) {
$resStr = strtoupper($firstLetter);
}
$s1 = iconv ('UTF-8', 'gb2312', $str);
$s2 = iconv('gb2312', 'UTF-8', $s1);
$s = $s2 == $str ? $s1 : $str;
$asc = ord(substr($s, 0, 1)) * 256 + ord(substr($s, 1, 1)) - 65536;
if ($asc >= -20319 and $asc <= -20284) {
$resStr = "A";
}
if ($asc >= -20283 and $asc <= -19776) {
$resStr = "B";
}
if ($asc >= -19775 and $asc <= -19219) {
$resStr = "C";
}
if ($asc >= -19218 and $asc <= -18711) {
$resStr = "D";
}
if ($asc >= -18710 and $asc <= -18527) {
$resStr = "E";
}
if ($asc >= -18526 and $asc <= -18240) {
$resStr = "F";
}
if ($asc >= -18239 and $asc <= -17923) {
$resStr = "G";
}
if ($asc >= -17922 and $asc <= -17418) {
$resStr = "H";
}
if ($asc >= -17922 and $asc <= -17418) {
$resStr = "I";
}
if ($asc >= -17417 and $asc <= -16475) {
$resStr = "J";
}
if ($asc >= -16474 and $asc <= -16213) {
$resStr = "K";
}
if ($asc >= -16212 and $asc <= -15641) {
$resStr = "L";
}
if ($asc >= -15640 and $asc <= -15166) {
$resStr = "M";
}
if ($asc >= -15165 and $asc <= -14923) {
$resStr = "N";
}
if ($asc >= -14922 and $asc <= -14915) {
$resStr = "O";
}
if ($asc >= -14914 and $asc <= -14631) {
$resStr = "P";
}
if ($asc >= -14630 and $asc <= -14150) {
$resStr = "Q";
}
if ($asc >= -14149 and $asc <= -14091) {
$resStr = "R";
}
if ($asc >= -14090 and $asc <= -13319) {
$resStr = "S";
}
if ($asc >= -13318 and $asc <= -12839) {
$resStr = "T";
}
if ($asc >= -12838 and $asc <= -12557) {
$resStr = "W";
}
if ($asc >= -12556 and $asc <= -11848) {
$resStr = "X";
}
if ($asc >= -11847 and $asc <= -11056) {
$resStr = "Y";
}
if ($asc >= -11055 and $asc <= -10247) {
$resStr = "Z";
}
return $resStr;
}
二维码
/**
* @description:生成二维码 需安装扩展simplesoftwareio/simple-qrcode 和 use SimpleSoftwareIO\ qrcode \Facades\QrCode
* @Author: Quan
* @param {type}
* @return:
*/
public function qrcodeGenerateBase64(string $content): string
{
if (empty($content)) {
throw new Exception('请传入二维码内容');
}
$orcode = base64_encode(QrCode::format('png')->margin(2)->size(200)->generate($content));
// 输出
$base64 = 'data:image/png;base64,' . $orcode;
return $base64;
}
文件压缩
/**
* @description:创建压缩文件，使用前需要use Zip Archive;
* @Author: Quan
* @param {type}
* @return:
*/
protected function zipCreate(array $filePaths, string $zipPath): void
{
$zip = new ZipArchive;
$zip->open($zipPath, ZipArchive::CREATE);
foreach ($filePaths as $file) {
$zip->addFile($file, basename($file)); //向压缩包中添加文件
}
$zip->close(); //关闭压缩包
}
文件下载
/**
* @description:文件下载，下载完自动删除，配合前端文件流下载
* @Author: Quan
* @param {type}
* @return:
*/
protected function fileDownload(string $filePath): void
{
$fp = fopen($filePath, "r");
$file_size = filesize($filePath);
$buffer = 1024; //设置一次读取的字节数，每读取一次，就输出数据（即返回给浏览器）
$file_count = 0; //读取的总字节数
//向浏览器返回数据
while (!feof($fp) && $file_count < $file_size) {
$file_con = fread($fp, $buffer);
$file_count += $buffer;
echo $file_con;
}
fclose ($fp);
//下载完成后删除文件
if ($file_count >= $file_size) {
unlink($filePath);
}
}
文件保存
/**
* @description: 保存文件
* @Author: Quan
* @param {type}
* @return {type}
*/
protected function saveFile(string $fileName = '', string $content = '', int $mode = 0777): string
{
$filePath = dirname($fileName);
if (!file_exists($filePath)) {
mkdir ($filePath, $mode, true);
}
$fp = fopen($ file Name, "w");
fwrite($fp, $content);
fclose($fp);
return $fileName;
}
/**
* @description: 第三方图片转换本地
* @Author: Quan
* @param {type}
* @return string
*/
protected function thridFileSave(string $url): string
{
$fileContent = file_get_contents($url);
$fileName = $this->getFileName('jpg', 'avatar');
$basePath = '/uploads/user/avatar/' . date("Ymd", time()) . '/' . $fileName;
//$resPath = public_path($basePath); // laravel 框架中需要加这行
$resPath = $basePath;
$this->saveFile($resPath, $fileContent);
return $basePath;
}
文件更新
/**
* @description:文件更新，新文件内容更新到原文件中，并删除新文件
* @Author: Quan
* @param {type}
* @return:
*/
protected function fileUpdate(string $newPath, string $oldPath): void
{
$path = $newPath;
$oldPath = $oldPath;
if (file_exists($path) && $path !== $oldPath && $newPath) {
$content = file_get_contents($path);
file_put_contents($oldPath, $content);
unlink($path);
}
}
文件删除相关
/**
* @description:批量删除文件
* @Author: Quan
* @param {type}
* @return:
*/
protected function delete Batch File(array $paths): void
{
array_map(function ($path) {
$path = $path;
file_exists($path) && is_file($path) && unlink($path);
}, $paths);
}
/**
* @description:删除单个文件
* @Author: Quan
* @param {type}
* @return:
*/
protected function deleteFile(string $path): void
{
file_exists($path) && is_file($path) && unlink($path);
}
数据处理相关
/**
* treeData 生成树状数据
* @author Quan
* @param array $items 原数据
* @param string $son 存放孩子节点字段名
* @param string $id 排序显示的键，一般是 主键
* @param array $pid 父id
* @return array 树状数据
*/
protected function treeData(array $items = [], string $pid = 'parent_id', string $id = 'id', string $son = 'children'): array
{
$tree = [];
$tmpData = []; //临时数据
foreach ($items as $item) {
$tmpData[$item[$id]] = $item;
}
foreach ($items as $item) {
if (isset($tmpData[$item[$pid]])) {
$tmpData[$item[$pid]][$son][] = &$tmpData[$item[$id]];
} else {
$tree[] = &$tmpData[$item[$id]];
}
}
unset($tmpData);
return $tree;
}
/**
* @description:过滤数组为null和''的字段,array_filter也能过滤,但其默认会把0、false这样具体的值过滤掉
* @Author: Quan
* @param array $arr
* @return array
*/
static protected function filterArray(array $arr): array
{
foreach ($arr as $k => $v) {
if ($v === '' || $v === null) {
unset($arr[$k]);
}
}
return $arr;
}
/**
* @description: 10进制转36进制
* @Author: Quan
* @param {type}
* @return:
*/
protected function createCode(string $number): string
{
static $sourceString = [
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
'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'
];
$num = $number;
$code = '';
while ($num) {
$mod = bcmod($num, '36');
$num = bcdiv($num, '36');
$code = "{$sourceString[$mod]}{$code}"; //邀请码拼接
}
//判断code的长度
if (empty($code[4]))
$code = str_pad($code, 5, '0', STR_PAD_LEFT); //长度不够拼接'0'
return $code;
}
/**
* @description: 删除html和空格
* @Author: Quan
* @param {type}
* @return:
*/
public function htmlTagFilter(?string $str): string
{
$resStr = '';
if (!empty($str)) {
$tmpStr = strip_tags($str);
$resStr = str_replace(array(" ", " ", " ", " ", "", "", "“", "”"), "", $tmpStr);
}
return $resStr;
}
/**
* @description: 字符串截取
* @Author: Quan
* @param {type}
* @return:
*/
public function strCut(?string $str, int $startIndex, int $length, string $prefix = '...'): string
{
$resStr = '';
if (!empty($str)) {
$resStr = mb_strlen($str) > $length ? mb_substr($str, $startIndex, $length) . $prefix : $str;
}
return $resStr;
}
/**
* @description: xml 转换数组
* @Author: Quan
* @param {type}
* @return:
*/
public function xmlToArray(string $xml): array
{
libxml_disable_entity_loader(true);
$arr = json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);
return $arr;
}
/**
* @description: 号码打码
* @Author: Quan
* @param {type}
* @return:
*/
public function mobileMosaicStr(string $mobile): string
{
return substr($mobile, 0, 3) . '****' . substr($mobile, 7);
}
/**
* 数组转对象
* @param Array $array
* @author Quan
* @return Object
*/
protected function arrayTransitionObject(array $array): object
{
if (is_array($array)) {
$obj = new stdClass();
foreach ($array as $key => $val) {
$obj->$key = $val;
}
} else {
$obj = $array;
}
return $obj;
}
/**
* @description: 分析枚举类型配置值 格式 a:名称1,b:名称2
* @param {str：string}
* @return:
*/
protected function parseValue(string $str): array
{
$tmp = preg_split('/[,;\r\n]+/', $str);
$value = [];
if (strpos($str, ':')) {
foreach ($tmp as $val) {
list($k, $v) = explode(':', $val);
$value[$k] = $v;
}
} else {
$value = $tmp;
}
return $value;
}
/**
* @description:数据分组
* @param {dataArr:需要分组的数据；keyStr:分组依据}
* @author Quan
* @return:
*/
static protected function dataGroup(array $dataArr, string $keyStr): array
{
$newArr = [];
foreach ($dataArr as $k => $val) { //数据根据日期分组
$newArr[$val[$keyStr]][] = $val;
}
return $newArr;
}
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