<?php// +----------------------------------------------------------------------// | PHP工具类// +----------------------------------------------------------------------// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.// +----------------------------------------------------------------------// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )// +----------------------------------------------------------------------// | Author: Mike Shi <17693700@qq.com>// +----------------------------------------------------------------------namespace tool;class Tool{ /** * 接受表单数据 * @access public * @param string $name 表单name * @return string */ public function input($name){ return htmlspecialchars(trim($_REQUEST[$name]), ENT_COMPAT,'ISO-8859-1'); } /** * 通过curl获取图片保存到服务器 * @access public * @param string $url 目标url * @param string $upload_dir 图片保存地址 * @param string $filename 图片名称 * @param int $timeout 超时时间 * @return string */ public function saveImgCurl($url,$upload_dir,$filename,$timeout=''){ $ch=curl_init(); curl_setopt($ch,CURLOPT_URL,$url); curl_setopt($ch,CURLOPT_RETURNTRANSFER,1); curl_setopt($ch,CURLOPT_CONNECTTIMEOUT,$timeout); $img=curl_exec($ch); curl_close($ch); $fp2=@fopen($upload_dir.'/'.$filename,'a'); fwrite($fp2,$img); fclose($fp2); unset($img,$url); return $filename; } /** * 图片上传处理 * @access public * @param string $name 图片名表单的name值 * @param string $upload_dir 图片名存放的地址 * @param string $fname 图片名 * @return string */ public function uploadImage($name, $upload_dir, $fname=''){ $img = $_FILES[$name]['name']; if($img!=""){ $img_temp = $_FILES[$name]['tmp_name']; $temp_arrays = explode(".", $img); $img_type = $temp_arrays[sizeof($temp_arrays)-1]; $img_type = strtolower($img_type); if($img_type=="jpg" || $img_type=="jpeg" || $img_type=="gif" || $img_type=="png"){ if($fname==''){ $upfile_path = date('Ymdhis').mt_rand(10000,99999).".".$img_type; } else { $upfile_path = $fname; } if(file_exists($upload_dir)==false){ mkdir($upload_dir, 0777); } move_uploaded_file($img_temp, $upload_dir.$upfile_path); //生成缩略图 //createThumbnail($upload_dir,$upfile_path); } else { senderror("图片格式不正确。"); } } return $upfile_path; } /** * 生成缩略图 * @param string $path 目标路径 * @param string $filename 图片名 * @return void */ public function createThumbnail($path,$filename){ $thumbnail_path1="images_183"; $thumbnail_path=array($thumbnail_path1); list($src_w,$src_h,$imagetype)=getimagesize($path."/".$filename); $mime=image_type_to_mime_type($imagetype); $createfun=str_replace("/","createfrom",$mime); $outfun=str_replace("/",null,$mime); $src_image=$createfun($path."/".$filename); $dst_183_image=imagecreatetruecolor(183,140); imagecopyresampled($dst_183_image, $src_image, 0, 0, 0, 0,183, 140, $src_w, $src_h); for($i=0;$i<1;$i++){ if(!file_exists($path.'/'.$thumbnail_path[$i])){ mkdir($path.'/'.$thumbnail_path[$i],0777); } } $outfun($dst_183_image,$path.'/'.$thumbnail_path1.'/'.$filename); imagedestroy($src_image); imagedestroy($dst_183_image); } /** * 生成唯一标识 * @return string */ public function uniqeId(){ return md5(uniqid(rand(), TRUE)); } /** * 获取当前请求的时间 * @access public * @param bool $float 是否使用浮点类型 * @return integer|float */ public function time($float = false){ return $float ? $_SERVER['REQUEST_TIME_FLOAT'] : $_SERVER['REQUEST_TIME']; } /** * 运行js代码 * @param string $code js代码 * @return string */ public static function js($code) { $js .= '<script type="text/javascript">'; $js .= $code; $js .= '</script>'; echo $js; } /** * 错误提示 * @param string $str 提示内容 * @return void */ public static function sendError($str) { echo("<script>window.alert('发生错误：$str');window.history.back();</script>"); exit(); } /** * JS链接跳转 * @param string $url 目标url * @param string $msg 跳转提示 * @return void */ public static function goUrl($url, $msg = '') { if($msg!=''){ echo("<script>window.alert('$msg');window.top.location.replace('$url');</script>"); } else { echo("<script>window.top.location.replace('$url');</script>"); } exit(); } /** * 301重定向 * @param string $url 重定向的目标url * @return void */ public static function http301($url) { header('HTTP/1.1 301 Moved Permanently'); header('Location: '.$url); exit; } /** * 截取两字符中间的字符串 * @param string $arr 原字符 * @param string $startStr 起始字符 * @param string $endStr 结束字符 * @return string */ public static function subStr($str,$startStr,$endStr) { $start_pos = strpos($str,$startStr)+strlen($startStr); $endPos = strpos($str,$endStr); $mediumStr = $endPos - $startPos; $result = substr($str,$startPos,$mediumStr); return $result; } /** * 查看内容 * @param string $arr 需要查看的数组 * @return void */ public static function show($arr) { echo '<pre>'; var_dump($arr); echo '</pre>'; } /** * CURL传输 * @param string $url 需要传输的url字符 * @return boolean */ public static function httpsRequest($url) { $curl = curl_init(); curl_setopt($curl, CURLOPT_URL, $url); curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE); curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE); curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); $output = curl_exec($curl); curl_close($curl); return $output; } /** * 带参数分页 * @param string $p 目标页码 * @return string */ public static function pageUrl($p){ //获取当前完整URL $now_url = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI']; //将当前url分割为数组 $url_arr = parse_url($now_url); //将url中的参数分割为数组 parse_str($url_arr['query'],$url_parameter); //修改页码 $url_parameter['p'] = $p; //拼合修改后的url $url = $url_arr['scheme'].'://'.$url_arr['host'].$url_arr['path'].'?'.http_build_query($url_parameter); return $url; } /** * 防止sql注入 * @param string $str 需要检测的字符 * @return boolean */ public static function injectCheck($str) { return preg_match('/select|insert|and|or|update|delete|\'|\/\*|\*|\.\.\/|\.\/|union|into|load_file|outfile/i', $str); } /** * 生成MyISAM全文搜索字符 * @param string $str 需要生成的字符 * @return array */ public static function ftSplit($str){ $chars = array(); preg_match_all("/[a-zA-Z&]+/", $str, $out, PREG_SET_ORDER); foreach ($out as &$v) { $chars[] = $v[0]; } preg_match_all("/[0-9]+/", $str, $out, PREG_SET_ORDER); foreach ($out as &$v) { $chars[] = $v[0]; } preg_match_all("/[\x{4e00}-\x{9fa5}]/u", $str, $out, PREG_SET_ORDER); foreach ($out as &$v) { $chars[] = $v[0]; } $chars = array_unique($chars); return $chars; } /** * 检测是否使用手机访问 * @access public * @return bool */ public function isMobile(){ if (isset($_SERVER['HTTP_VIA']) && stristr($_SERVER['HTTP_VIA'], "wap")) { return true; } elseif (isset($_SERVER['HTTP_ACCEPT']) && strpos(strtoupper($_SERVER['HTTP_ACCEPT']), "VND.WAP.WML")) { return true; } elseif (isset($_SERVER['HTTP_X_WAP_PROFILE']) || isset($_SERVER['HTTP_PROFILE'])) { return true; } elseif (isset($_SERVER['HTTP_USER_AGENT']) && preg_match('/(blackberry|configuration\/cldc|hp |hp-|htc |htc_|htc-|iemobile|kindle|midp|mmp|motorola|mobile|nokia|opera mini|opera |Googlebot-Mobile|YahooSeeker\/M1A1-R2D2|android|iphone|ipod|mobi|palm|palmos|pocket|portalmmm|ppc;|smartphone|sonyericsson|sqh|spv|symbian|treo|up.browser|up.link|vodafone|windows ce|xda |xda_)/i', $_SERVER['HTTP_USER_AGENT'])) { return true; } else { return false; } } /** * 判断是否为手机设备 * @return boolean */ public static function isMobile(){ $_SERVER['ALL_HTTP'] = isset($_SERVER['ALL_HTTP']) ? $_SERVER['ALL_HTTP'] : ''; $mobile_browser = '0'; if(preg_match('/(up.browser|up.link|mmp|symbian|smartphone|midp|wap|phone|iphone|ipad|ipod|android|xoom)/i', strtolower($_SERVER['HTTP_USER_AGENT']))) $mobile_browser++; if((isset($_SERVER['HTTP_ACCEPT'])) and (strpos(strtolower($_SERVER['HTTP_ACCEPT']),'application/vnd.wap.xhtml+xml') !== false)) $mobile_browser++; if(isset($_SERVER['HTTP_X_WAP_PROFILE'])) $mobile_browser++; if(isset($_SERVER['HTTP_PROFILE'])) $mobile_browser++; $mobile_ua = strtolower(substr($_SERVER['HTTP_USER_AGENT'],0,4)); $mobile_agents = array( 'w3c ','acs-','alav','alca','amoi','audi','avan','benq','bird','blac', 'blaz','brew','cell','cldc','cmd-','dang','doco','eric','hipt','inno', 'ipaq','java','jigs','kddi','keji','leno','lg-c','lg-d','lg-g','lge-', 'maui','maxo','midp','mits','mmef','mobi','mot-','moto','mwbp','nec-', 'newt','noki','oper','palm','pana','pant','phil','play','port','prox', 'qwap','sage','sams','sany','sch-','sec-','send','seri','sgh-','shar', 'sie-','siem','smal','smar','sony','sph-','symb','t-mo','teli','tim-', 'tosh','tsm-','upg1','upsi','vk-v','voda','wap-','wapa','wapi','wapp', 'wapr','webc','winw','winw','xda','xda-' ); if(in_array($mobile_ua, $mobile_agents)) $mobile_browser++; if(strpos(strtolower($_SERVER['ALL_HTTP']), 'operamini') !== false) $mobile_browser++; // Pre-final check to reset everything if the user is on Windows if(strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'windows') !== false) $mobile_browser=0; // But WP7 is also Windows, with a slightly different characteristic if(strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'windows phone') !== false) $mobile_browser++; if($mobile_browser>0) return true; else return false; }}
