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392 lines
11 KiB
392 lines
11 KiB
<?php |
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/** |
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* 基础函数库 |
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* @copyright (c) 幻想领域 All Rights Reserved |
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*/ |
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/** |
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* 消息对话框 |
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* @param string $msg 消息内容 |
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* @param string $type 消息类型: "warning","error", "success","info" |
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* @param string $text 消息提示内容 |
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* 具体参数请参考sweetalert官方文档 |
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*/ |
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function Msg($msg,$type="success",$text=""){ |
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$title = $GLOBALS['appconfig']['title']; |
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$weburl = getWebUrl(); |
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echo <<<EOT |
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<!DOCTYPE html> |
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<head> |
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<link rel="icon" href="{$weburl}application/view/Home/images/favicon.ico"> |
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<meta charset='utf-8'> |
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<link href="https://cdn.bootcss.com/sweetalert/1.1.3/sweetalert.min.css" rel="stylesheet"> |
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<script src="https://cdn.bootcss.com/sweetalert/1.1.3/sweetalert.min.js"></script> |
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<script src="https://cdn.bootcss.com/sweetalert/1.1.3/sweetalert-dev.min.js"></script> |
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<title>提示信息 - {$title}</title> |
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</head> |
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<body> |
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</body> |
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<script type="text/javascript"> |
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swal({ |
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title: "{$msg}", |
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text: "{$text}", |
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type: "{$type}", |
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}, |
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function(){ |
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window.location.href="$weburl"; |
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}); |
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</script> |
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</html> |
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EOT; |
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exit; |
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} |
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/** |
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* 获取随机文件名 |
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* @param string $ext 文件后缀名, 如".png" |
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* @return string 文件名 |
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*/ |
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function getRandName($ext=''){ |
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return md5(date('YmdHis').uniqid(true, true).mt_rand()) . $ext; |
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} |
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/** |
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* 获取文件后缀 |
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* @param string $name 文件名 |
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* @return string |
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*/ |
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function getFileExt($name){ |
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return strtolower(pathinfo($name, PATHINFO_EXTENSION)); |
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} |
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/** |
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* 获取站点地址 |
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*/ |
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function getWebUrl() { |
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return 'http' . (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? 's' : '') . "://{$_SERVER['HTTP_HOST']}" . substr($_SERVER['SCRIPT_NAME'],0,strrpos($_SERVER['SCRIPT_NAME'],'/')+1); |
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} |
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/** |
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* 验证email地址格式 |
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*/ |
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function checkMail($email) { |
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if (preg_match("/^[\w\.\-]+@\w+([\.\-]\w+)*\.\w+$/", $email) && strlen($email) <= 60) { |
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return true; |
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} else { |
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return false; |
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} |
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} |
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/** |
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* 验证密码合法性 |
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*/ |
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function checkPass($pass){ |
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if (preg_match("/^(\w){6,20}$/",$pass)) { |
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return true; |
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}else{ |
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return false; |
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} |
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} |
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/** |
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* 验证用户名合法性 |
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*/ |
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function checkNmae($name){ |
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if (preg_match("/^[a-zA-Z0-9\x{4e00}-\x{9fa5}]+$/u",$name)) { |
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return true; |
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}else{ |
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return false; |
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} |
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} |
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/** |
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* 获取用户ip地址 |
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*/ |
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function getIp() { |
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if (getenv('HTTP_CLIENT_IP')) { |
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$ip = getenv('HTTP_CLIENT_IP'); |
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} else if (getenv('HTTP_X_FORWARDED_FOR')) { |
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$ip = getenv('HTTP_X_FORWARDED_FOR'); |
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} else if (getenv('REMOTE_ADDR')) { |
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$ip = getenv('REMOTE_ADDR'); |
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} else { |
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$ip = $_SERVER['REMOTE_ADDR']; |
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} |
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if (!filter_var($ip, FILTER_VALIDATE_IP)) { |
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$ip = ''; |
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} |
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return $ip; |
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} |
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/** |
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* 页面跳转 |
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*/ |
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function Jump($directUrl) { |
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header("Location: $directUrl"); |
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exit; |
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} |
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/** |
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* 取本文中间 |
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*/ |
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function getSubstr($str,$leftStr,$rightStr){ |
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$left = strpos($str, $leftStr); |
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//echo '左边:'.$left; |
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$right = strpos($str, $rightStr,$left); |
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//echo '<br>右边:'.$right; |
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if($left <= 0 or $right < $left) return ''; |
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return substr($str, $left + strlen($leftStr), $right-$left-strlen($leftStr)); |
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} |
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/** |
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* 配置文件设置 |
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* @param array $array 配置项名称=>配置项值 |
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* @return boot 成功返回true，失败返回false |
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*/ |
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function configSet($array){ |
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$config = file_get_contents('application/config.php'); |
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foreach ($array as $key => $value) { |
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$v = getSubstr($config,"'$key' => '","',"); |
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$config = str_replace("'$key' => '$v',","'$key' => '$value',",$config); |
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} |
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return file_put_contents('application/config.php', $config); |
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} |
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/** |
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* 获取配置文件信息 |
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* @param [type] $name [description] |
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* @return [type] [description] |
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*/ |
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function configGet($name){ |
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return $GLOBALS['appconfig'][$name]; |
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} |
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/** |
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* 转换HTML代码函数 |
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* |
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* @param unknown_type $content |
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* @param unknown_type $wrap 是否换行 |
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*/ |
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function htmlClean($content, $nl2br = true) { |
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$content = htmlspecialchars($content, ENT_QUOTES, 'UTF-8'); |
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if ($nl2br) { |
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$content = nl2br($content); |
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} |
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$content = str_replace(' ', ' ', $content); |
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$content = str_replace("\t", ' ', $content); |
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return $content; |
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} |
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/** |
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* 使用get方式请求指定页面 |
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* @param [type] $url [description] |
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* @return [type] [description] |
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*/ |
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function curl_get_https($url){ |
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$curl = curl_init(); // 启动一个CURL会话 |
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curl_setopt($curl, CURLOPT_URL, $url); |
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curl_setopt($curl, CURLOPT_HEADER, 0); |
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curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); |
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curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); |
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curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); |
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$tmpInfo = curl_exec($curl); |
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curl_close($curl); |
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return $tmpInfo; |
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} |
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/** |
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* 图片生成缩略图 |
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* |
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* @param string $img 预缩略的图片 |
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* @param string $thum_path 生成缩略图路径 |
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* @param int $max_w 缩略图最大宽度 px |
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* @param int $max_h 缩略图最大高度 px |
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* @return unknown |
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*/ |
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function resizeImage($img, $thum_path, $max_w, $max_h) { |
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if (!in_array(getFileExt($thum_path), array('jpg', 'png', 'jpeg', 'gif'))) { |
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return false; |
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} |
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if (!function_exists('ImageCreate')) { |
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return false; |
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} |
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$size = chImageSize($img, $max_w, $max_h); |
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$newwidth = $size['w']; |
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$newheight = $size['h']; |
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$w = $size['rc_w']; |
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$h = $size['rc_h']; |
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if ($w <= $max_w && $h <= $max_h) { |
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return false; |
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} |
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return imageCropAndResize($img, $thum_path, 0, 0, 0, 0, $newwidth, $newheight, $w, $h); |
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} |
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/** |
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* 按比例计算图片缩放尺寸 |
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* |
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* @param string $img 图片路径 |
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* @param int $max_w 最大缩放宽 |
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* @param int $max_h 最大缩放高 |
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* @return array |
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*/ |
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function chImageSize($img, $max_w, $max_h) { |
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$size = @getimagesize($img); |
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$w = $size[0]; |
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$h = $size[1]; |
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//计算缩放比例 |
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@$w_ratio = $max_w / $w; |
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@$h_ratio = $max_h / $h; |
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//决定处理后的图片宽和高 |
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if (($w <= $max_w) && ($h <= $max_h)) { |
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$tn['w'] = $w; |
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$tn['h'] = $h; |
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} else if (($w_ratio * $h) < $max_h) { |
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$tn['h'] = ceil($w_ratio * $h); |
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$tn['w'] = $max_w; |
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} else { |
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$tn['w'] = ceil($h_ratio * $w); |
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$tn['h'] = $max_h; |
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} |
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$tn['rc_w'] = $w; |
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$tn['rc_h'] = $h; |
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return $tn; |
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} |
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/** |
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* 裁剪、缩放图片 |
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* |
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* @param string $src_image 原始图 |
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* @param string $dst_path 裁剪后的图片保存路径 |
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* @param int $dst_x 新图坐标x |
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* @param int $dst_y 新图坐标y |
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* @param int $src_x 原图坐标x |
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* @param int $src_y 原图坐标y |
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* @param int $dst_w 新图宽度 |
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* @param int $dst_h 新图高度 |
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* @param int $src_w 原图宽度 |
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* @param int $src_h 原图高度 |
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*/ |
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function imageCropAndResize($src_image, $dst_path, $dst_x, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h) { |
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if (function_exists('imagecreatefromstring')) { |
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$src_img = imagecreatefromstring(file_get_contents($src_image)); |
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} else { |
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return false; |
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} |
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if (function_exists('imagecopyresampled')) { |
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$new_img = imagecreatetruecolor($dst_w, $dst_h); |
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imagecopyresampled($new_img, $src_img, $dst_x, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h); |
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} elseif (function_exists('imagecopyresized')) { |
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$new_img = imagecreate($dst_w, $dst_h); |
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imagecopyresized($new_img, $src_img, $dst_x, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h); |
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} else { |
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return false; |
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} |
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switch (getFileExt($dst_path)) { |
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case 'png': |
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if (function_exists('imagepng') && imagepng($new_img, $dst_path)) { |
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ImageDestroy($new_img); |
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return true; |
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} else { |
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return false; |
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} |
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break; |
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case 'jpg': |
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default: |
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if (function_exists('imagejpeg') && imagejpeg($new_img, $dst_path)) { |
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ImageDestroy($new_img); |
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return true; |
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} else { |
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return false; |
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} |
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break; |
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case 'gif': |
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if (function_exists('imagegif') && imagegif($new_img, $dst_path)) { |
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ImageDestroy($new_img); |
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return true; |
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} else { |
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return false; |
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} |
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break; |
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} |
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} |
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/** |
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* 时间转化函数 |
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* |
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* @param $datetemp |
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* @param $dstr |
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* @return string |
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*/ |
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function smartDate($datetemp, $dstr = 'Y-m-d H:i') { |
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$op = ''; |
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$sec = time() - $datetemp; |
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$hover = floor($sec / 3600); |
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if ($hover == 0) { |
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$min = floor($sec / 60); |
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if ($min == 0) { |
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$op = $sec . ' 秒前'; |
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} else { |
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$op = "$min 分钟前"; |
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} |
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} elseif ($hover < 24) { |
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$op = "约 {$hover} 小时前"; |
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} else { |
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$op = date($dstr, $datetemp); |
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} |
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return $op; |
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} |
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/** |
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* 深度转义数据 |
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* @param array $input 待转义的数组，$_GET,$_POST |
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* @return array 处理过的数组 |
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*/ |
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function deepEscape($input){ |
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foreach ($input as $key => $value) { |
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if (is_array($value)) { |
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//递归调用 |
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$input[$key] = deepEscape($value); |
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}else{ |
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//转义 |
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$input[$key] = addslashes($value); |
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// HTML实体 |
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$input[$key] = htmlClean($value); |
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} |
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} |
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return $input; |
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} |
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/** |
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* 转换附件大小单位 |
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* |
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* @param string $fileSize 文件大小 kb |
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*/ |
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function changeFileSize($fileSize) { |
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if ($fileSize >= 1073741824) { |
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$fileSize = round($fileSize / 1073741824, 2) . 'GB'; |
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} elseif ($fileSize >= 1048576) { |
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$fileSize = round($fileSize / 1048576, 2) . 'MB'; |
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} elseif ($fileSize >= 1024) { |
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$fileSize = round($fileSize / 1024, 2) . 'KB'; |
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} else { |
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$fileSize = $fileSize . '字节'; |
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} |
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return $fileSize; |
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} |
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/** |
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* 判断是否为手机浏览器 |
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* @return boolean |
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*/ |
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function is_mobile(){ |
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$regex_match="/(nokia|iphone|android|motorola|^mot\-|softbank|foma|docomo|kddi|up\.browser|up\.link|"; |
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$regex_match.="htc|dopod|blazer|netfront|helio|hosin|huawei|novarra|CoolPad|webos|techfaith|palmsource|"; |
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$regex_match.="blackberry|alcatel|amoi|ktouch|nexian|samsung|^sam\-|s[cg]h|^lge|ericsson|philips|sagem|wellcom|bunjalloo|maui|"; |
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$regex_match.="symbian|smartphone|midp|wap|phone|windows ce|iemobile|^spice|^bird|^zte\-|longcos|pantech|gionee|^sie\-|portalmmm|"; |
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$regex_match.="jig\s browser|hiptop|^ucweb|^benq|haier|^lct|opera\s*mobi|opera\*mini|320x320|240x320|176x220"; |
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$regex_match.=")/i"; |
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return preg_match($regex_match, strtolower($_SERVER['HTTP_USER_AGENT'])); |
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} |
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