有可能咱們用的一些框架已經幫助咱們封裝好了這些方法,咱們日常常常用到獲取ip地址、建立目錄之類的方法,可是我仍是想摘出來放在下面,可能你們已經都已經熟悉了。javascript
<?php /** * 系統助手類 * * @author shuguang <5565907@qq.com> * @copyright Copyright (c) 2007-2013 bagesoft. All rights reserved. * @link http://www.bagecms.com * @package BageCMS.Tools * @license http://www.bagecms.com/license * @version v3.1.0 */ class XUtils { /** * 友好顯示var_dump */ static public function dump( $var, $echo = true, $label = null, $strict = true ) { $label = ( $label === null ) ? '' : rtrim( $label ) . ' '; if ( ! $strict ) { if ( ini_get( 'html_errors' ) ) { $output = print_r( $var, true ); $output = "<pre>" . $label . htmlspecialchars( $output, ENT_QUOTES ) . "</pre>"; } else { $output = $label . print_r( $var, true ); } } else { ob_start(); var_dump( $var ); $output = ob_get_clean(); if ( ! extension_loaded( 'xdebug' ) ) { $output = preg_replace( "/\]\=\>\n(\s+)/m", "] => ", $output ); $output = '<pre>' . $label . htmlspecialchars( $output, ENT_QUOTES ) . '</pre>'; } } if ( $echo ) { echo $output; return null; } else return $output; } /** * 獲取客戶端IP地址 */ static public function getClientIP() { static $ip = NULL; if ( $ip !== NULL ) return $ip; if ( isset( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ) { $arr = explode( ',', $_SERVER['HTTP_X_FORWARDED_FOR'] ); $pos = array_search( 'unknown', $arr ); if ( false !== $pos ) unset( $arr[$pos] ); $ip = trim( $arr[0] ); } elseif ( isset( $_SERVER['HTTP_CLIENT_IP'] ) ) { $ip = $_SERVER['HTTP_CLIENT_IP']; } elseif ( isset( $_SERVER['REMOTE_ADDR'] ) ) { $ip = $_SERVER['REMOTE_ADDR']; } // IP地址合法驗證 $ip = ( false !== ip2long( $ip ) ) ? $ip : '0.0.0.0'; return $ip; } /** * 循環建立目錄 */ static public function mkdir( $dir, $mode = 0777 ) { if ( is_dir( $dir ) || @mkdir( $dir, $mode ) ) return true; if ( ! mk_dir( dirname( $dir ), $mode ) ) return false; return @mkdir( $dir, $mode ); } /** * 格式化單位 */ static public function byteFormat( $size, $dec = 2 ) { $a = array ( "B" , "KB" , "MB" , "GB" , "TB" , "PB" ); $pos = 0; while ( $size >= 1024 ) { $size /= 1024; $pos ++; } return round( $size, $dec ) . " " . $a[$pos]; } /** * 下拉框,單選按鈕 自動選擇 * * @param $string 輸入字符 * @param $param 條件 * @param $type 類型 * selected checked * @return string */ static public function selected( $string, $param = 1, $type = 'select' ) { if ( is_array( $param ) ) { $true = in_array( $string, $param ); }elseif ( $string == $param ) { $true = true; } if ( $true ) $return = $type == 'select' ? 'selected="selected"' : 'checked="checked"'; echo $return; } /** * 得到來源類型 post get * * @return unknown */ static public function method() { return strtoupper( isset( $_SERVER['REQUEST_METHOD'] ) ? $_SERVER['REQUEST_METHOD'] : 'GET' ); } /** * 提示信息 */ static public function message( $action = 'success', $content = '', $redirect = '', $timeout = 3 ) { $url = $redirect; switch ( $action ) { case 'success': $vars = array('titler'=>'操做完成', 'class'=>'success','status'=>'✔'); break; case 'error': $vars = array('titler'=>'操做未完成', 'class'=>'error','status'=>'✘'); break; case 'errorBack': $vars = array('titler'=>'操做未完成', 'class'=>'error','status'=>'✘'); break; case 'redirect': header( "Location:$url" ); break; case 'script': exit( '<script language="javascript">alert("' . $content . '");window.location=" ' . $url . '"</script>' ); break; } if($action !='errorBack') $script = '<div class="go">系統自動跳轉在 <span id="time">'.$timeout.'</span> 秒鐘後,若是不想等待 > <a href="'.$redirect.'">點擊這裏跳轉</a><script>function redirect(url) {window.location.href = url;}setTimeout("redirect(\''.$redirect.'\');",'.$timeout * 1000 .');</script>'; else $script = '<a href="'.$url.'" >[點這裏返回上一頁]</a>'; $body = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"/><title>'.$vars['titler'].'</title><style type="text/css">body { font-size: 15px; font-family: "Tahoma", "Microsoft Yahei" }.wrap { background: #F7FBFE; border: 1px solid #DEEDF6; width: 650px; padding: 50px; margin: 50px auto 0; border-radius: 5px }h1 { font-size: 25px }div { padding: 6px 0 }div:after { visibility: hidden; display: block; font-size: 0; content: " "; clear: both; height: 0; }a { text-decoration: none; }#status, #content { float: left; }#status { height: auto; line-height: 50px; margin-right: 30px; font-size: 25pt }#content { float: left; width: 550px; }.message { color: #333; line-height: 25px }#time { color: #F00 }.error { color: #F00 }.success{color:#060}.go { font-size: 12px; color: #666 }</style></head><body><div class="wrap"><div id="status" class="'.$vars['class'].'">'.$vars['status'].'</div><div id="content"><div class="message '.$vars['class'].'">'.$content.'</div>'.$script.'</p></div></div></div></body></html>'; exit ( $body ); } /** * 查詢字符生成 */ static public function buildCondition( array $getArray, array $keys = array() ) { if ( $getArray ) { foreach ( $getArray as $key => $value ) { if ( in_array( $key, $keys ) && $value ) { $arr[$key] = CHtml::encode(strip_tags($value)); } } return $arr; } } /** * base64_encode */ static function b64encode( $string ) { $data = base64_encode( $string ); $data = str_replace( array ( '+' , '/' , '=' ), array ( '-' , '_' , '' ), $data ); return $data; } /** * base64_decode */ static function b64decode( $string ) { $data = str_replace( array ( '-' , '_' ), array ( '+' , '/' ), $string ); $mod4 = strlen( $data ) % 4; if ( $mod4 ) { $data .= substr( '====', $mod4 ); } return base64_decode( $data ); } /** * 驗證郵箱 */ public static function email( $str ) { if ( empty( $str ) ) return true; $chars = "/^([a-z0-9+_]|\\-|\\.)+@(([a-z0-9_]|\\-)+\\.)+[a-z]{2,6}\$/i"; if ( strpos( $str, '@' ) !== false && strpos( $str, '.' ) !== false ) { if ( preg_match( $chars, $str ) ) { return true; } else { return false; } } else { return false; } } /** * 驗證手機號碼 */ public static function mobile( $str ) { if ( empty( $str ) ) { return true; } return preg_match( '#^13[\d]{9}$|14^[0-9]\d{8}|^15[0-9]\d{8}$|^18[0-9]\d{8}$#', $str ); } /** * 驗證固定電話 */ public static function tel( $str ) { if ( empty( $str ) ) { return true; } return preg_match( '/^((\(\d{2,3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}(\-\d{1,4})?$/', trim( $str ) ); } /** * 驗證qq號碼 */ public static function qq( $str ) { if ( empty( $str ) ) { return true; } return preg_match( '/^[1-9]\d{4,12}$/', trim( $str ) ); } /** * 驗證郵政編碼 */ public static function zipCode( $str ) { if ( empty( $str ) ) { return true; } return preg_match( '/^[1-9]\d{5}$/', trim( $str ) ); } /** * 驗證ip */ public static function ip( $str ) { if ( empty( $str ) ) return true; if ( ! preg_match( '#^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$#', $str ) ) { return false; } $ip_array = explode( '.', $str ); //真實的ip地址每一個數字不能大於255(0-255) return ( $ip_array[0] <= 255 && $ip_array[1] <= 255 && $ip_array[2] <= 255 && $ip_array[3] <= 255 ) ? true : false; } /** * 驗證身份證(中國) */ public static function idCard( $str ) { $str = trim( $str ); if ( empty( $str ) ) return true; if ( preg_match( "/^([0-9]{15}|[0-9]{17}[0-9a-z])$/i", $str ) ) return true; else return false; } /** * 驗證網址 */ public static function url( $str ) { if ( empty( $str ) ) return true; return preg_match( '#(http|https|ftp|ftps)://([\w-]+\.)+[\w-]+(/[\w-./?%&=]*)?#i', $str ) ? true : false; } /** * 根據ip獲取地理位置 * @param $ip * return :ip,beginip,endip,country,area */ public static function getlocation( $ip = '' ) { $ip = new XIp(); $ipArr = $ip->getlocation( $ip ); return $ipArr; } /** * 中文轉換爲拼音 */ public static function pinyin( $str ) { $ip = new XPinyin(); return $ip->output( $str ); } /** * 拆分sql * * @param $sql */ public static function splitsql( $sql ) { $sql = preg_replace("/TYPE=(InnoDB|MyISAM|MEMORY)( DEFAULT CHARSET=[^; ]+)?/", "ENGINE=\\1 DEFAULT CHARSET=" . Yii::app()->db->charset, $sql); $sql = str_replace("\r", "\n", $sql); $ret = array (); $num = 0; $queriesarray = explode(";\n", trim($sql)); unset($sql); foreach ($queriesarray as $query) { $ret[$num] = ''; $queries = explode("\n", trim($query)); $queries = array_filter($queries); foreach ($queries as $query) { $str1 = substr($query, 0, 1); if ($str1 != '#' && $str1 != '-') $ret[$num] .= $query; } $num ++; } return ($ret); } /** * 字符截取 * * @param $string * @param $length * @param $dot */ public static function cutstr( $string, $length, $dot = '...', $charset = 'utf-8' ) { if ( strlen( $string ) <= $length ) return $string; $pre = chr( 1 ); $end = chr( 1 ); $string = str_replace( array ( '&' , '"' , '<' , '>' ), array ( $pre . '&' . $end , $pre . '"' . $end , $pre . '<' . $end , $pre . '>' . $end ), $string ); $strcut = ''; if ( strtolower( $charset ) == 'utf-8' ) { $n = $tn = $noc = 0; while ( $n < strlen( $string ) ) { $t = ord( $string[$n] ); if ( $t == 9 || $t == 10 || ( 32 <= $t && $t <= 126 ) ) { $tn = 1; $n ++; $noc ++; } elseif ( 194 <= $t && $t <= 223 ) { $tn = 2; $n += 2; $noc += 2; } elseif ( 224 <= $t && $t <= 239 ) { $tn = 3; $n += 3; $noc += 2; } elseif ( 240 <= $t && $t <= 247 ) { $tn = 4; $n += 4; $noc += 2; } elseif ( 248 <= $t && $t <= 251 ) { $tn = 5; $n += 5; $noc += 2; } elseif ( $t == 252 || $t == 253 ) { $tn = 6; $n += 6; $noc += 2; } else { $n ++; } if ( $noc >= $length ) { break; } } if ( $noc > $length ) { $n -= $tn; } $strcut = substr( $string, 0, $n ); } else { for ( $i = 0; $i < $length; $i ++ ) { $strcut .= ord( $string[$i] ) > 127 ? $string[$i] . $string[++ $i] : $string[$i]; } } $strcut = str_replace( array ( $pre . '&' . $end , $pre . '"' . $end , $pre . '<' . $end , $pre . '>' . $end ), array ( '&' , '"' , '<' , '>' ), $strcut ); $pos = strrpos( $strcut, chr( 1 ) ); if ( $pos !== false ) { $strcut = substr( $strcut, 0, $pos ); } return $strcut . $dot; } /** * 描述格式化 * @param $subject */ public static function clearCutstr ($subject, $length = 0, $dot = '...', $charset = 'utf-8') { if ($length) { return XUtils::cutstr(strip_tags(str_replace(array ("\r\n" ), '', $subject)), $length, $dot, $charset); } else { return strip_tags(str_replace(array ("\r\n" ), '', $subject)); } } /** * 檢測是否爲英文或英文數字的組合 * * @return unknown */ public static function isEnglist( $param ) { if ( ! eregi( "^[A-Z0-9]{1,26}$", $param ) ) { return false; } else { return true; } } /** * 將自動判斷網址是否加http:// * * @param $http * @return string */ public static function convertHttp( $url ) { if ( $url == 'http://' || $url == '' ) return ''; if ( substr( $url, 0, 7 ) != 'http://' && substr( $url, 0, 8 ) != 'https://' ) $str = 'http://' . $url; else $str = $url; return $str; } /* 標題樣式格式化 */ public static function titleStyle( $style ) { $text = ''; if ( $style['bold'] == 'Y' ) { $text .='font-weight:bold;'; $serialize['bold'] = 'Y'; } if ( $style['underline'] == 'Y' ) { $text .='text-decoration:underline;'; $serialize['underline'] = 'Y'; } if ( !empty( $style['color'] ) ) { $text .='color:#'.$style['color'].';'; $serialize['color'] = $style['color']; } return array( 'text' => $text, 'serialize'=>empty( $serialize )? '': serialize( $serialize ) ); } // 自動轉換字符集 支持數組轉換 static public function autoCharset ($string, $from = 'gbk', $to = 'utf-8') { $from = strtoupper($from) == 'UTF8' ? 'utf-8' : $from; $to = strtoupper($to) == 'UTF8' ? 'utf-8' : $to; if (strtoupper($from) === strtoupper($to) || empty($string) || (is_scalar($string) && ! is_string($string))) { //若是編碼相同或者非字符串標量則不轉換 return $string; } if (is_string($string)) { if (function_exists('mb_convert_encoding')) { return mb_convert_encoding($string, $to, $from); } elseif (function_exists('iconv')) { return iconv($from, $to, $string); } else { return $string; } } elseif (is_array($string)) { foreach ($string as $key => $val) { $_key = self::autoCharset($key, $from, $to); $string[$_key] = self::autoCharset($val, $from, $to); if ($key != $_key) unset($string[$key]); } return $string; } else { return $string; } } /* 標題樣式恢復 */ public static function titleStyleRestore( $serialize, $scope = 'bold' ) { $unserialize = unserialize( $serialize ); if ( $unserialize['bold'] =='Y' && $scope == 'bold' ) return 'Y'; if ( $unserialize['underline'] =='Y' && $scope == 'underline' ) return 'Y'; if ( $unserialize['color'] && $scope == 'color' ) return $unserialize['color']; } /** * 列出文件夾列表 * * @param $dirname * @return unknown */ public static function getDir( $dirname ) { $files = array(); if ( is_dir( $dirname ) ) { $fileHander = opendir( $dirname ); while ( ( $file = readdir( $fileHander ) ) !== false ) { $filepath = $dirname . '/' . $file; if ( strcmp( $file, '.' ) == 0 || strcmp( $file, '..' ) == 0 || is_file( $filepath ) ) { continue; } $files[] = self::autoCharset( $file, 'GBK', 'UTF8' ); } closedir( $fileHander ); } else { $files = false; } return $files; } /** * 列出文件列表 * * @param $dirname * @return unknown */ public static function getFile( $dirname ) { $files = array(); if ( is_dir( $dirname ) ) { $fileHander = opendir( $dirname ); while ( ( $file = readdir( $fileHander ) ) !== false ) { $filepath = $dirname . '/' . $file; if ( strcmp( $file, '.' ) == 0 || strcmp( $file, '..' ) == 0 || is_dir( $filepath ) ) { continue; } $files[] = self::autoCharset( $file, 'GBK', 'UTF8' );; } closedir( $fileHander ); } else { $files = false; } return $files; } /** * [格式化圖片列表數據] * * @return [type] [description] */ public static function imageListSerialize( $data ) { foreach ( (array)$data['file'] as $key => $row ) { if ( $row ) { $var[$key]['fileId'] = $data['fileId'][$key]; $var[$key]['file'] = $row; } } return array( 'data'=>$var, 'dataSerialize'=>empty( $var )? '': serialize( $var ) ); } /** * 反引用一個引用字符串 * @param $string * @return string */ static function stripslashes($string) { if(is_array($string)) { foreach($string as $key => $val) { $string[$key] = self::stripslashes($val); } } else { $string = stripslashes($string); } return $string; } /** * 引用字符串 * @param $string * @param $force * @return string */ static function addslashes($string, $force = 1) { if(is_array($string)) { foreach($string as $key => $val) { $string[$key] = self::addslashes($val, $force); } } else { $string = addslashes($string); } return $string; } /** * 格式化內容 */ static function formatHtml($content, $options = ''){ $purifier = new CHtmlPurifier(); if($options != false) $purifier->options = $options; return $purifier->purify($content); } } ?>