sign.php

是个关于网格编程的程序

<?php
require_once '../../common.php';

$addr =$_SERVER["REQUEST_URI"];
$id = explode('?',$addr); 
$uid = $id[1];

$query1= "select username,user_pic from ".$DBprefix."users where user_id='$uid'";
$result1=mysql_query($query1);
$data1=@mysql_Fetch_array($result1);
$name=$data1['username'];
$uuid="(UID：$uid)";
$pic=$data1['user_pic'];
$tem=explode("attachments",$pic);
$tem[1]="../../attachments".$tem[1];
if (!file_exists($tem[1]) || $tem[1]=="../../attachments")
    $pic="images/noavatar.jpg";

if ($name) {
Header("Content-type: image/png");
$query = "select content_body,share_time from ".$DBprefix."share where user_name='$name' order by share_id desc limit 0,1";
$result=mysql_query($query);
$data=@mysql_Fetch_array($result);
$content=$data['content_body'];
$tem=explode("|et|",$content);
if ($tem[1]) {
    $content=$tem[0];
}
$ctime=$data['share_time'];
$ctime=gmdate('Y-m-d H:i:s',$ctime+8*3600);
$sign="images/sign.png";
$img = imagecreatefrompng($sign);
$pic = imagecreatefromjpeg($pic);
imagecopy ($img, $pic, 10, 10, 0, 0, 96, 96 );
$textColor = ImageColorAllocate($img, 100,100,100); 

if (strlen($content)>20) {
$content1=get_substr($content,0,20);
$content2=get_substr($content, 20,26);
$content3=get_substr($content,19,26);
if ($content3!=$content2)
$content2=$content3;
$content=$content1."\n".$content2."...";
}

if ($content=="") {	
$content="尚未发表信息！";
$ctime=gmdate('Y-m-d H:i:s',time()+8*3600);
}
$string = iconv("GB2312", "UTF-8", "$name $uuid\n最后发表：$content\n发表时间：$ctime");
ImageTTFText($img,10,0,125,25,$textColor,"c:\windows\fonts\simhei.ttf",$string); 
imagejpeg($img);
}
echo "无效的用户ID!";
?>