简单 BBS 系统 需 MySQL。
以下是BBS的表结构，用以下的语句就可以建立： CREATE TABLE bbsMessage
(
ID INT NOT NULL AUTO_INCREMENT,
Title VARCHAR(64),
Poster VARCHAR(64),
Created DATETIME,
Parent INT,
Body BLOB,
PRIMARY KEY(ID)
); <HTML>
<HEAD>
<TITLE>This is my BBS</TITLE>
</HEAD>
<BODY BGCOLOR="#FFFFFF">
<?
/******************************************************
BBS v1.0
编码： PHP 3
作者： Leon Atkinson < leon.atkinson@clearink.com >
简单 BBS 系统 需 MySQL。
以下是BBS的表结构，用以下的语句就可以建立： CREATE TABLE bbsMessage
(
ID INT NOT NULL AUTO_INCREMENT,
Title VARCHAR(64),
Poster VARCHAR(64),
Created DATETIME,
Parent INT,
Body BLOB,
PRIMARY KEY(ID)
); *******************************************************/ printf( "<H1>Leon's BBS</H1>\n"); /* 设置数据库 */
mysql_pconnect( "www.yoursever.com", "httpd");
$Database = "yourdb"; /****************************************************************
一个吐出派生信息的递归函数
****************************************************************/
function showMessages($parentID)
{
global $Database; $dateToUse = Date( "U"); echo "<UL>\n"; /* 显示所有的类别 */
$Query = "SELECT * FROM bbsMessage ";
$Query = $Query . "WHERE Parent=$parentID ";
$Query = $Query . "ORDER BY Created "; $result = mysql($Database,$Query);
$numRows = mysql_NumRows($result);
$RowCount = 0;
while($RowCount < $numRows)
{
$messageID = mysql_result($result,$RowCount, "ID");
$messageTitle = mysql_result($result,$RowCount, "Title");
$messageCreated = mysql_result($result,$RowCount, "Created");
$messageParent = mysql_result($result,$RowCount, "Parent"); /*显示一行是什么类别的信息 */
printf( "<LI>($messageCreated) <A HREF=\"bbs.htma?messageID=$messageID\">$messageTitle</A><BR>\n");
/* 调用 getWingContents 以得到它的分支 */
showMessages($messageID); $RowCount++;
} echo "</UL>\n";
} /****************************************************************
输出一个提交新信息的表单，并在其中预置一个父ID
****************************************************************/
function postForm($parentID, $useTitle)
{
printf( "<FORM ACTION=\"bbs.htma\" METHOD=\"post\">\n");
printf( "<INPUT TYPE=\"hidden\" NAME=\"inputParent\" VALUE=\"$parentID\">");
printf( "<INPUT TYPE=\"hidden\" NAME=\"ACTION\" VALUE=\"POST\">");
printf( "<TABLE BORDER=\"1\" CELLSPACING=\"0\" CELLPADDING=\"5\" WIDTH=\"400\">\n");
printf( "<TR><TD WIDTH=\"100\"><B>Title</B></TD>");
printf( "<TD WIDTH=\"300\"><INPUT TYPE=\"text\" NAME=\"inputTitle\" SIZE=\"35\" MAXLENGTH\"64\" VALUE=\"$useTitle\"></TD></TR>\n");
printf( "<TR><TD WIDTH=\"100\"><B>Poster</B></TD>");
printf( "<TD WIDTH=\"300\"><INPUT TYPE=\"text\" NAME=\"inputPoster\" SIZE=\"35\" MAXLENGTH\"64\"></TD></TR>\n");
printf( "<TR><TD COLSPAN=\"2\" WIDTH=\"400\">");
printf( "<TEXTAREA NAME=\"inputBody\" COLS=\"45\" ROWS=\"5\"></TEXTAREA></TD></TR>\n");
printf( "<TR><TD COLSPAN=\"2\" WIDTH=\"400\"><CENTER><INPUT TYPE=\"submit\" VALUE=\"Post\"></CENTER></TD></TR>\n");
printf( "</TABLE>\n");
printf( "</FORM>\n"); } /******************************************************
执行动作
******************************************************/
if($ACTION != "")
{
if($ACTION == "POST")
{
$inputTitle = ereg_replace( "'", "''", $inputTitle);
$inputBody = ereg_replace( "'", "''", $inputBody); $Query = "INSERT INTO bbsMessage ";
$Query .= "VALUES(0, '$inputTitle', ";
$Query .= "'$inputPoster', ";
$Query .= "now(), $inputParent, ";
$Query .= "'$inputBody')";
$result = mysql($Database,$Query);
}
}
/******************************************************
显示信息或者是显示信息列表
******************************************************/
if($messageID > 0)
{
$Query = "SELECT * FROM bbsMessage ";
$Query = $Query . "WHERE ID=$messageID ";
$result = mysql($Database,$Query);
$numRows = mysql_NumRows($result);
$RowCount = 0;
if($RowCount < $numRows)
{
$messageID = mysql_result($result,$RowCount, "ID");
$messageTitle = mysql_result($result,$RowCount, "Title");
$messagePoster = mysql_result($result,$RowCount, "Poster");
$messageCreated = mysql_result($result,$RowCount, "Created");
$messageParent = mysql_result($result,$RowCount, "Parent");
$messageBody = mysql_result($result,$RowCount, "Body"); printf( "<TABLE BORDER=\"1\" CELLSPACING=\"0\" CELLPADDING=\"5\" WIDTH=\"400\">\n");
printf( "<TR><TD WIDTH=\"100\"><B>Title</B></TD><TD WIDTH=\"300\">$messageTitle</TD></TR>\n");
printf( "<TR><TD WIDTH=\"100\"><B>Poster</B></TD><TD WIDTH=\"300\">$messagePoster</TD></TR>\n");
printf( "<TR><TD WIDTH=\"100\"><B>Posted</B></TD><TD WIDTH=\"300\">$messageCreated</TD></TR>\n");
printf( "<TR><TD COLSPAN=\"2\" WIDTH=\"400\">$messageBody</TD></TR>\n");
printf( "</TABLE>\n"); postForm($messageID, "RE: $messageTitle"); }
echo "<A HREF=\"bbs.htma\">List of Messages</A><BR>"; }
else
{
printf( "<H2>List of Messages</H2>\n"); /* 调用递归函数*/
showMessages(0); postForm(0, ""); } ?> </BODY>
</HTML> |
