455 lines
11 KiB
PHP
455 lines
11 KiB
PHP
<?php
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/**
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* 过滤数组
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* @param array $array
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* @param string $filter
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* @param array $result
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*/
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function filterArray($array = [], $filter = 'filter', &$result = [])
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{
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foreach ($array as $key => $value) {
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if (is_array($value)) {
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filterArray($value, $result[$key]);
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} else {
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$result[$key] = (!$filter) ? $value : $filter($value);
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}
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}
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}
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/**
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* 调用请求类
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*/
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function request()
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{
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$request = \top\library\http\Request::instance();
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return $request;
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}
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/**
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* 调用模型
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* @param $class
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* @return mixed
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*/
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function model($class)
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{
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static $model = [];
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if (!isset($model[$class])) {
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if (class_exists($class)) {
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$model[$class] = new $class();
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} else {
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$model[$class] = new \top\library\Model($class);
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}
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}
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return $model[$class];
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}
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/**
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* print_r
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* @param array|string|int|object $value
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*/
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function p($value)
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{
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echo '<pre>';
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print_r($value);
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echo '</pre>';
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}
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/**
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* var_dump
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* @param array|string|int|object $value
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*/
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function v($value)
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{
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echo '<pre>';
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var_dump($value);
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echo '</pre>';
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}
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/**
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* 拼接链接（暂时先这样
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* @param string $url
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* @param string|int $param
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* @return string
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*/
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function u($url, $param = '')
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{
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if (!empty($param) || is_numeric($param)) {
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if (is_array($param)) {
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$param = '/' . implode('/', $param);
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} else {
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$param = '/' . $param;
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}
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}
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$url = ltrim($url, '/');
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return '/' . $url . $param . '.html';
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}
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/**
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* 获取表名
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* @param $classname
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* @return string
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*/
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function get_table_name($classname)
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{
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$arr = explode('\\', $classname);
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$class = end($arr);
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$arr = str_split($class);
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for ($i = 0; $i < count($arr); $i++) {
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$ord = ord($arr[$i]);
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if ($ord > 64 && $ord < 91 && $i != 0) {
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$arr[$i - 1] = $arr[$i - 1] . '_';
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}
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}
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$table = implode('', $arr);
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return strtolower($table);
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}
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/**
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* 创建HTTP请求
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* @param $url
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* @param array $data
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* @param array $header
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* @return bool|mixed
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*/
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function create_http_request($url, $data = [], $header = [])
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{
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$curl = curl_init();
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curl_setopt($curl, CURLOPT_URL, $url);
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if (!empty($data)) {
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curl_setopt($curl, CURLOPT_POST, true);
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curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
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}
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curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($curl, CURLOPT_HEADER, $header);
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curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
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curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
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$res = curl_exec($curl);
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curl_close($curl);
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if ($res) {
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return $res;
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}
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return false;
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}
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/**
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* 获取客户端IP
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* @param int $type
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* @param bool $client
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* @return mixed
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*/
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function get_client_ip($type = 0, $client = true)
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{
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$type = $type ? 1 : 0;
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static $ip = NULL;
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if ($ip !== NULL)
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return $ip[$type];
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if ($client) {
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if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
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$arr = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']);
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$pos = array_search('unknown', $arr);
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if (false !== $pos) {
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unset($arr[$pos]);
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}
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$ip = trim($arr[0]);
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} elseif (isset($_SERVER['HTTP_CLIENT_IP'])) {
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$ip = $_SERVER['HTTP_CLIENT_IP'];
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} elseif (isset($_SERVER['REMOTE_ADDR'])) {
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$ip = $_SERVER['REMOTE_ADDR'];
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}
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} elseif (isset($_SERVER['REMOTE_ADDR'])) {
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$ip = $_SERVER['REMOTE_ADDR'];
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}
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$long = sprintf("%u", ip2long($ip));
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$ip = $long ? [
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$ip,
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$long
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] : [
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'0.0.0.0',
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0
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];
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return $ip[$type];
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}
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/**
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* 页面跳转
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* @param $url
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*/
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function redirect($url)
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{
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header('location: ' . u($url));
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exit;
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}
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/**
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* 删除目录（包括子目录）
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* @param string $dirName
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*/
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function remove_dir($dirName)
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{
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$handle = @opendir($dirName);
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if ($handle) {
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while (false !== ($item = readdir($handle))) {
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if ($item != "." && $item != "..") {
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if (is_dir($dirName . '/' . $item)) {
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remove_dir($dirName . '/' . $item);
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} else {
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unlink($dirName . '/' . $item);
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}
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}
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}
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closedir($handle);
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rmdir($dirName);
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}
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}
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/**
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* 过滤字符串
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* @param string $str
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* @return string
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*/
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function filter($str)
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{
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$replaceArr = array(
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"/select\b|insert\b|update\b|delete\b|drop\b|;|\"|\'|\/\*|\*|\.\.\/|\.\/|union|into|load_file|outfile|dump/is"
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);
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$str = preg_replace($replaceArr, '', $str);
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$str = htmlspecialchars($str);
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return $str;
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}
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/**
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* 框架session操作
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* @param $name
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* @param string $value
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* @return bool
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* @throws Exception
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*/
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function session($name, $value = '')
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{
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$config = \top\library\Register::get('Config')->get('session');
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if (empty($config) || !$config['prefix']) {
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$route = \top\library\Register::get('Route');
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$prefix = $route->module;
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} else {
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$prefix = $config['prefix'];
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}
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if ($value === '') {
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if (isset($_SESSION[$prefix][$name])) {
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return $_SESSION[$prefix][$name];
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}
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return false;
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} else if ($value === false) {
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unset($_SESSION[$prefix][$name]);
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} else {
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$_SESSION[$prefix][$name] = $value;
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}
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}
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/**
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* 二维数组排序操作
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* @param $arr
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* @param $key
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* @return mixed
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*/
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function assoc_unique($arr, $key)
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{
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$tmp_arr = [];
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foreach ($arr as $k => $v) {
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if (in_array($v[$key], $tmp_arr)) {//搜索$v[$key]是否在$tmp_arr数组中存在，若存在返回true
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unset($arr[$k]);
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} else {
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$tmp_arr[] = $v[$key];
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}
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}
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// sort($arr); //sort函数对数组进行排序
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return $arr;
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}
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/**
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* 改变图片大小
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* @param $imgSrc
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* @param $resize_width
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* @param $resize_height
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* @param string $newName
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* @param bool $isCut
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* @return string
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*/
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function resize_image($imgSrc, $resize_width, $resize_height, $newName = '', $isCut = false)
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{
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$im = @imagecreatefromstring(file_get_contents($imgSrc));
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$exif = exif_read_data($imgSrc);
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if (!empty($exif['Orientation'])) {
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switch ($exif['Orientation']) {
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case 8:
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$im = imagerotate($im, 90, 0);
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break;
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case 3:
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$im = imagerotate($im, 180, 0);
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break;
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case 6:
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$im = imagerotate($im, -90, 0);
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break;
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default:
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}
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}
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//图片的类型
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$type = substr(strrchr($imgSrc, "."), 1);
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//目标图象地址
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$dstimg = (!$newName) ? $imgSrc : $newName . '.' . $type;
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$width = imagesx($im);
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$height = imagesy($im);
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//生成图象
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//改变后的图象的比例
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$resize_ratio = ($resize_width) / ($resize_height);
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//实际图象的比例
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$ratio = ($width) / ($height);
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if (($isCut) == 1) { //裁图
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if ($ratio >= $resize_ratio) { //高度优先
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$newimg = imagecreatetruecolor($resize_width, $resize_height);
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imagecopyresampled($newimg, $im, 0, 0, 0, 0, $resize_width, $resize_height, (($height) * $resize_ratio), $height);
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ImageJpeg($newimg, $dstimg);
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}
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if ($ratio < $resize_ratio) { //宽度优先
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$newimg = imagecreatetruecolor($resize_width, $resize_height);
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imagecopyresampled($newimg, $im, 0, 0, 0, 0, $resize_width, $resize_height, $width, (($width) / $resize_ratio));
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ImageJpeg($newimg, $dstimg);
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}
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} else { //不裁图
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if ($ratio >= $resize_ratio) {
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$newimg = imagecreatetruecolor($resize_width, ($resize_width) / $ratio);
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imagecopyresampled($newimg, $im, 0, 0, 0, 0, $resize_width, ($resize_width) / $ratio, $width, $height);
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ImageJpeg($newimg, $dstimg);
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}
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if ($ratio < $resize_ratio) {
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$newimg = imagecreatetruecolor(($resize_height) * $ratio, $resize_height);
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imagecopyresampled($newimg, $im, 0, 0, 0, 0, ($resize_height) * $ratio, $resize_height, $width, $height);
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ImageJpeg($newimg, $dstimg);
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}
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}
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ImageDestroy($im);
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//imgturn($dstimg, 1);
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return $dstimg;
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}
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/**
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* 判断是否是移动端
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* @return bool
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*/
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function is_mobile()
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{
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// 如果有HTTP_X_WAP_PROFILE则一定是移动设备
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if (isset($_SERVER['HTTP_X_WAP_PROFILE'])) {
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return true;
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}
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// 如果via信息含有wap则一定是移动设备,部分服务商会屏蔽该信息
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if (isset ($_SERVER['HTTP_VIA'])) {
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// 找不到为flase,否则为true
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return stristr($_SERVER['HTTP_VIA'], "wap") ? true : false;
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}
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// 脑残法，判断手机发送的客户端标志,兼容性有待提高
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if (isset ($_SERVER['HTTP_USER_AGENT'])) {
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$clientkeywords = [
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'nokia',
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'sony',
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'ericsson',
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'mot',
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'samsung',
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'htc',
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'sgh',
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'lg',
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'sharp',
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'sie-',
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'philips',
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'panasonic',
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'alcatel',
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'lenovo',
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'iphone',
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'ipod',
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'blackberry',
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'meizu',
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'android',
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'netfront',
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'symbian',
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'ucweb',
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'windowsce',
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'palm',
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'operamini',
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'operamobi',
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'openwave',
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'nexusone',
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'cldc',
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'midp',
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'wap',
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'mobile'
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];
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// 从HTTP_USER_AGENT中查找手机浏览器的关键字
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if (preg_match("/(" . implode('|', $clientkeywords) . ")/i", strtolower($_SERVER['HTTP_USER_AGENT']))) {
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return true;
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}
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}
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// 协议法，因为有可能不准确，放到最后判断
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if (isset ($_SERVER['HTTP_ACCEPT'])) {
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// 如果只支持wml并且不支持html那一定是移动设备
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// 如果支持wml和html但是wml在html之前则是移动设备
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if ((strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') !== false) && (strpos($_SERVER['HTTP_ACCEPT'], 'text/html') === false || (strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') < strpos($_SERVER['HTTP_ACCEPT'], 'text/html')))) {
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return true;
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}
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}
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return false;
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}
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// 模型自动验证函数
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/**
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* 检查是否为空
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*
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* @param string|array $value
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* @return boolean
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*/
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function notNull($value)
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{
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if (is_array($value)) {
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if (empty($value)) {
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return false;
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}
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} else {
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if (!$value && !is_numeric($value)) {
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return false;
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}
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}
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return true;
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}
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/**
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* 预置不等于判断
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* @param $value
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* @param $value1
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* @return bool
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*/
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function notEqual($value, $value1)
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{
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if ($value == $value1) {
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return false;
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}
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return true;
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}
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/**
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* 长度判断
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*
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* @param string $value
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* @param int $min
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* @param int $max
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* @return boolean
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*/
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function isBetween($value, $min, $max)
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{
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$length = mb_strlen($value, 'utf8');
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if ($length < $min || $length > $max) {
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return false;
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}
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return true;
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}
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