www.gusucode.com > PHP微信红包营销系统 v1.0PHP源码程序 > PHP微信红包营销系统 v1.0/wxhbyxxt_v1.0/wxhbyxxt_v1.0/includes/tools.class.php
<?php
/**
* 公共类
* 淘宝店铺【好快网络技术】http://shop116987339.taobao.com/
*/
class tools {
//控制超长文本中的输出
function txt_substr($str,$start,$len){
$strlen=$start+$len;
for($i=0;$i<$strlen;$i++){
if(ord(substr($str,$i,1))>0xa0){
$tmpstr.=substr($str,$i,2);
$i++;
} else {
$tmpstr.=substr($str,$i,1);
}
}
return $tmpstr;
}
//截取字符串,string:需要截取的字符串，length：默认截取长度，etc：截取后默认后补的字符串
function txt_substr_length($string, $length = 80, $etc = '...')
{
if ($length == 0)
return '';
if (strlen($string) > $length) {
$length -= min($length, strlen($etc));
for($i = 0; $i < $length ; $i++) {
$strcut .= ord($string[$i]) > 127 ? $string[$i].$string[++$i] : $string[$i];
}
return $strcut.$etc;
} else {
return $string;
}
}
//对文本中的特殊字符进行替换
function html_replace($content){
$content=htmlspecialchars($content);//转换文本中的特殊字符
$content=str_replace(chr(13),"<br>",$content);
$content=str_replace(chr(32)," ",$content);
$content=str_replace("[_[","<",$content);
$content=str_replace(")_)",">",$content);
$content=str_replace("|_|","",$content);
return trim($content);
}
//检测字符串中是否带特殊字符，如果带特殊字符，单引号 (')双引号 (")反斜杠 (\) NULL，在指定的预定义字符前添加反斜杠
function sql_mag_gpc($str)
{
if(get_magic_quotes_gpc()==1)
return $str;
else
return addslashes($str);
}
//取得length位的str内的随机数
function get_random ($length)
{
$str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
$result = '';
$l = strlen($str);
for($i = 0;$i < $length;$i++)
{
$num = rand(0, $l-1);
$result .= $str[$num];
}
return $result;
}
//创建文件夹
function create_dirs($dir){
return is_dir($dir) or ($this->create_dirs(dirname($dir)) and mkdir($dir, 0777));
}
//复制文件$fileUrl 源文件 $aimUrl目标地址
function copy_file($fileUrl,$aimUrl) {
if (!file_exists($fileUrl)) {
return false;
}
if(file_exists($aimUrl)) {
@unlink($aimUrl);
}
copy($fileUrl, $aimUrl);
return true;
}
//获取文件后缀名
function get_files_endname($file_name)
{
$extend =explode("." , $file_name);
$va=count($extend)-1;
return $extend[$va];
}
//获取文件前缀名
function get_file_starname($file_name)
{
$extend =explode("." , $file_name);
return $extend[0];
}
//上传图片$img:上传文件的$_FILES数组，imgname：图片新名字，filepath:上传路径
function upload_img($img,$imgname,$filepath,$maxfilesize=2){
$fileType=array('jpg','gif','png','JPG','GIF','PNG');//允许上传的文件类型
if(!in_array(substr($img['name'],-3,3),$fileType))
die("<script>alert('不允许上传该类型的文件！');history.back();</script>");
if(strpos($img['type'],'image')===false)
die("<script>alert('不允许上传该类型的文件！');history.back();</script>");
if($img['size']> $maxfilesize*1024000)
die( "<script>alert('文件过大！');history.back();</script>");
if($img['error'] !=0)
die("<script>alert('未知错误，文件上传失败！');history.back();</script>");
if(@move_uploaded_file($img['tmp_name'], $filepath.$imgname)){
$string='图片上传成功！';
} else {
$string= '图片上传失败';
}
}
//取得当前访问页面IP地址
function get_ip(){
if($_SERVER['HTTP_CLIENT_IP']){
$onlineip=$_SERVER['HTTP_CLIENT_IP'];//HTTP_CLIENT_IP 客户端，及浏览器所在的电脑，的ip地址
}elseif($_SERVER['HTTP_X_FORWARDED_FOR']){
$onlineip=$_SERVER['HTTP_X_FORWARDED_FOR'];
}else{
$onlineip=$_SERVER['REMOTE_ADDR'];
}
if($onlineip=='::1'){
$onlineip='127.0.0.1';
}
return $onlineip;
}
//取得当前页面的后缀参数
function get_url_query(){
$urls = parse_url($_SERVER['REQUEST_URI']);
$url = $urls['path'];
$urlquery = $urls['query'];
return $urlquery;
}
//取得当前页面的名字
function get_url_self(){
$php_self=substr($_SERVER['PHP_SELF'],strrpos($_SERVER['PHP_SELF'],'/')+1);
return $php_self;
}
//判断是否是微信浏览器
function check_is_weixin(){
if ( strpos($_SERVER['HTTP_USER_AGENT'], 'MicroMessenger') !== false ) {
return true;
}
return false;
}
//curl get获取
function http_curl_get($url) {
$curl = curl_init();
curl_setopt($curl, CURLOPT_TIMEOUT, 5000);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt ($curl, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
$res = curl_exec($curl);
curl_close($curl);
return $res;
}
//curl post提交
function http_curl_post($url, $data = null)
{
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
if (!empty($data)){
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
}
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
$output = curl_exec($curl);
curl_close($curl);
return $output;
}
//遍历文件夹里面的图片
function get_dirs_img($path){
if(!is_dir($path)) return;
$handle = opendir($path);
$files = array();
while(false !== ($file = readdir($handle))){
if($file != '.' && $file!='..'){
$path2= $path.'/'.$file;
if(is_dir($path2)){
$this->get_dirs_img($path2);
}else{
if(preg_match("/\.(gif|jpeg|jpg|png|bmp)$/i", $file)){
$files[] = $file;
}
}
}
}
return $files;
}
//创建文件
function create_file($name,$path,$content)
{
$toppath=$path.$name;
$Ts=fopen($toppath,"a+");
fputs($Ts,$content."\r\n");
fclose($Ts);
}
//发送邮件,
function send_mail($femail,$fpass,$fsmtp,$to, $subject = 'No subject', $body) {
$loc_host = "test"; //发信计算机名，可随意
$smtp_acc = $femail; //Smtp认证的用户名，类似fuweng@im286.com，或者fuweng
$smtp_pass=$fpass; //Smtp认证的密码，一般等同pop3密码
$smtp_host=$fsmtp; //SMTP服务器地址，类似 smtp.tom.com
$from=$femail; //发信人Email地址，你的发信信箱地址
$headers = "Content-Type: text/plain; charset=\"gb2312\"\r\nContent-Transfer-Encoding: base64";
$lb="\r\n"; //linebreak
$hdr = explode($lb,$headers); //解析后的hdr
if($body) {$bdy = preg_replace("/^\./","..",explode($lb,$body));}//解析后的Body
$smtp = array(
//1、EHLO，期待返回220或者250
array("EHLO ".$loc_host.$lb,"220,250","HELO error: "),
//2、发送Auth Login，期待返回334
array("AUTH LOGIN".$lb,"334","AUTH error:"),
//3、发送经过Base64编码的用户名，期待返回334
array(base64_encode($smtp_acc).$lb,"334","AUTHENTIFICATION error : "),
//4、发送经过Base64编码的密码，期待返回235
array(base64_encode($smtp_pass).$lb,"235","AUTHENTIFICATION error : "));
//5、发送Mail From，期待返回250
$smtp[] = array("MAIL FROM: <".$from.">".$lb,"250","MAIL FROM error: ");
//6、发送Rcpt To。期待返回250
$smtp[] = array("RCPT TO: <".$to.">".$lb,"250","RCPT TO error: ");
//7、发送DATA，期待返回354
$smtp[] = array("DATA".$lb,"354","DATA error: ");
//8.0、发送From
$smtp[] = array("From: ".$from.$lb,"","");
//8.2、发送To
$smtp[] = array("To: ".$to.$lb,"","");
//8.1、发送标题
$smtp[] = array("Subject: ".$subject.$lb,"","");
//8.3、发送其他Header内容
foreach($hdr as $h) {$smtp[] = array($h.$lb,"","");}
//8.4、发送一个空行，结束Header发送
$smtp[] = array($lb,"","");
//8.5、发送信件主体
if($bdy) {foreach($bdy as $b) {$smtp[] = array(base64_encode($b.$lb).$lb,"","");}}
//9、发送"."表示信件结束，期待返回250
$smtp[] = array(".".$lb,"250","DATA(end)error: ");
//10、发送Quit，退出，期待返回221
$smtp[] = array("QUIT".$lb,"221","QUIT error: ");
//打开smtp服务器端口
$fp = @fsockopen($smtp_host, 25);
if (!$fp) echo "Error: Cannot conect to ".$smtp_host."";
while($result = @fgets($fp, 1024)){if(substr($result,3,1) == " ") { break; }}
$result_str="";
//发送smtp数组中的命令/数据
foreach($smtp as $req){
//发送信息
@fputs($fp, $req[0]);
//如果需要接收服务器返回信息，则
if($req[1]){
//接收信息
while($result = @fgets($fp, 1024)){
if(substr($result,3,1) == " ") { break; }
};
if (!strstr($req[1],substr($result,0,3))){
$result_str.=$req[2].$result."";
}
}
}
//关闭连接
@fclose($fp);
return $result_str;
}
}
?>