挑战最棒的留言本的源码（四）

piaodoo 编程教程 2020-02-02 13:49:07 963 0 php教程

config.php文件

<?php
// 你的用户名和密码,以及数据库名,和表名,在这里一次定义!!!
// 由于怕用户名和密码被别人通过浏览器看到,所以用了php的扩展名,这样通过浏览就看不到了!!!.

 $username='your_name'; //用户名
 $password='your_password'; //密码

 $hostname='localhost'; //主机名,一般都为localhost

 $db_name='your_db_name'; //数据库名
 $table_name='your_liuyan_table'; //存放留言的表名

 $table_name_control='your_control_table'; //控制表名

 $number_records_to_display=5; //每页显示的留言条数!

 $hang_zifu_number=50; //换行的一行字符数!

// 连接数据库,在这里连好!!!

 $id_link=@mysql_connect($hostname,$username,$password);
 if (! $id_link) {
 affy_message("The connection to the local dtabase has failed.");}

// 处理参数,以后所有参数都可以通过 $arr_request['name']得到,不管是post的还是get的!!!

 $arr_request=array();
 if (count($HTTP_GET_VARS)) {
 while (list($key,$value)=each($HTTP_GET_VARS)) {
 $arr_request[strtolower($key)]=$value;
 }
 }

 if (count($HTTP_POST_VARS)) {
 while (list($key,$value)=each($HTTP_POST_VARS)) {
 $arr_request[strtolower($key)]=$value;
 }
 }

// 一些出错处理函数!

 function affy_footer() {
 echo '</body></html>';
 }

 function affy_header($title) {
 echo '<html><head><title>';
 echo "$title";
 echo '</title></head><body>';
 }

 function affy_message($msg) {
 echo '<table>';
 echo '<tr><td>';
 echo "$msg";
 echo '</td></tr>';
 echo '</table>';
 }

 function affy_error_exit($msg) {
 $errno = mysql_errno();
 $error = mysql_error();
 echo '<html><head><title>Error</title></head><body>';
 echo $msg;
 echo " Error: ($errno) $error ";
 echo '</body></html>';
 exit();
 }

// 一些message处理函数!!!

//$test="2123.1.45.189";

function ip_question($msg)
{
//echo $msg;
//echo " ";
$ip=preg_split("/./",$msg);
$num=count($ip);
//echo $num;
$result="";
for($i=0;$i<$num-1;$i++)
{ $result=$result .$ip[$i].".";
 //echo $ip[$i];
 //echo " ";

}
$result=$result ."XX";
return($result);
}

//$result=ip_question($test);
//echo $result;

function add_blankto50($msg,$hang_zifu_number)
{
$num=strlen($msg);

$num_need=$hang_zifu_number-$num;
$str_suffix="";
for ($i=0;$i<$num_need;$i++)
{
 $str_suffix=$str_suffix." ";

}
//$num6=strlen($str_suffix);
//echo $num6;
//echo " ";

$pattern='/^(.*)/';
$replacement="\1$str_suffix";

$msg=preg_replace($pattern,$replacement,$msg);

return($msg);

}

function check_en_num($msg)
{
$pattern='/[x00-x7f]/';

preg_match_all($pattern,$msg,$matches);

$num2=count($matches[0]);

return($num2%2);

}

function short_one($msg)
{
$pattern='/.$/';
$replacement='';
$result=preg_replace($pattern,$replacement,$msg);

return($result);

}

function pian_question($msg)
{
$pattern="/'/";
$replacement="'";
$temp=preg_replace($pattern,$replacement,$msg);

$pattern="/\'/";
$replacement="'";
$result=preg_replace($pattern,$replacement,$temp);

return($result);

}

function check_last($msg)
 {

$pattern='/.$/';

preg_match($pattern,$msg,$match);

if ($match[0]>'~')
 return(1);
else
 return(0); // echo "英文";

}

//$num5=short_one($test);
//echo $num5;

function computer_message($msg,$hang_zifu_number)
{
$msg=pian_question($msg);

$arr_phone=preg_split("/n/",$msg);

$num=count($arr_phone);
//echo $num;
//echo " ";
//$num2=strlen($arr_phone[0]);
//echo $num2;
$first_line=1;

for ($i=0;$i<$num;$i++)
{
 while($str_num=strlen($arr_phone[$i])>$hang_zifu_number)
 {

 $first_line=0;
 $workstr=$arr_phone[$i];



 $pattern_pre50="/.{".$hang_zifu_number ."}/";

 preg_match_all($pattern_pre50,$workstr,$matches);
 $temp=$matches[0][0];

 if ((check_last($temp)==1)and(check_en_num($temp)==1)) // ji shu and chinese
 {
 $hang_zifu_shortone=$hang_zifu_number-1;

 $pattern_replace="/^.{".$hang_zifu_shortone ."}/";

 $replacement='';
 $arr_phone[$i]=preg_replace($pattern_replace,$replacement,$workstr);
 // 前面49个处理完!

 $temp=short_one($temp); //从50个中减去一个.

 }


 else
 {

 $pattern_replace="/^.{".$hang_zifu_number ."}/";

 $replacement='';
 $arr_phone[$i]=preg_replace($pattern_replace,$replacement,$workstr);

 }


 $message=$message . $temp." ";

 }

 if (($first_line==1)and(strlen($arr_phone[$i])<$hang_zifu_number))
 {

 $first_line=0;
 $temp_addblank=$arr_phone[$i];

 $temp_addblank=add_blankto50($temp_addblank,$hang_zifu_number);

 $message=$temp_addblank ." ";

 }

 else

 $message=$message .$arr_phone[$i]." ";

}
return($message);

}

//$num1=strlen($test);
//echo $num1;
//echo $test;

//echo " ";
//$mes=add_blankto50($test);
//$num9=strlen($mes);
//echo $num9;
//$result=ip_question($test);
//computer_message($test);
//echo $result;

function checkpass($passwd,$action,$db_name,$table_name_control,$id_link)
 {



 if ($action="delete")
 $str_sql="select value from $table_name_control where leibie='delete';";
 else if ($action="huifu")
 $str_sql="select value from $table_name_control where leibie='huifu';";
 else
 echo "error";

 $result=mysql_db_query($db_name,$str_sql,$id_link);

 if (! $result) {
 affy_error_exit('SQL Execution has failed.');}

 $record= mysql_fetch_object($result);
 // echo $record->value;
 // echo " ";
 // echo $passwd;
 // echo " ";
 if ($record->value==$passwd)
 return(1);
 else
 return(0);

 }

//$msg=computer_message($test,$hang_zifu_number);

//echo $msg;

?>

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