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Forum

Written by @m_k_amin 20 November 2012

You can havea forum for your site easily. Where the users have the options to post. You need to have a my sql database to use this forum; you can set it up in your website control panel. Just enter the needed info at top and the database configuration for the forum is done automatically by this code.

Code Snippet:

                                                
                                                <!-- this script is provided by https://www.phpfreecode.com coded by: Kerixa Inc. -->
<!-- This Script is from www.phpfreecpde.com, Coded by: Kerixa Inc-->


<?php

	$host="localhost"; // Host name
	$username="root"; // Mysql username
	$password=""; // Mysql password
	
$link=mysql_connect($host, $username, $password);
if(!$link) die('
<p style="text-align: center;	font-size: 20pt;"><span style="color: #FF0000;">Failed to connect to the database! </span>
<br><span style="font-size: 12pt;">&gt;&gt;Please check the parameters and database server&lt;&lt;</span></p>
');

$db_name="myforum"; 
$result=mysql_select_db($db_name);
if(!$result){
forumsetup();
}
$tbl_name="forum_topics";
$sql="SELECT * FROM $tbl_name ORDER BY id DESC";
$result=mysql_query($sql,$link);

if (!isset($_GET['type'])) {
		echo "<table width=\"90%\" border=\"0\" align=\"center\" cellpadding=\"3\" cellspacing=\"1\" bgcolor=\"#CCCCCC\"><tr><td width=\"6%\" align=\"center\" bgcolor=\"#E6E6E6\"><strong>#</strong></td><td width=\"53%\" align=\"center\" bgcolor=\"#E6E6E6\"><strong>Topic</strong></td><td width=\"15%\" align=\"center\" bgcolor=\"#E6E6E6\"><strong>Views</strong></td><td width=\"13%\" align=\"center\" bgcolor=\"#E6E6E6\"><strong>Replies</strong></td><td width=\"13%\" align=\"center\" bgcolor=\"#E6E6E6\"><strong>Date/Time</strong></td></tr>";
		$cn=1;
		while($rows=mysql_fetch_array($result)){ // Start looping table row 
			echo "<tr><td bgcolor=\"#FFFFFF\">".$rows['id']."</td><td bgcolor=\"#FFFFFF\"><a href=\"?type=view&id=".$rows['id']."\">".$rows['topic']."</a><BR></td><td align=\"center\" bgcolor=\"#FFFFFF\">".$rows['view']."</td><td align=\"center\" bgcolor=\"#FFFFFF\">".$rows['reply']."</td><td align=\"center\" bgcolor=\"#FFFFFF\">".$rows['datetime']."</td></tr>";
			$cn=$cn+1;
		}
		echo "<tr><td colspan=\"5\" align=\"right\" bgcolor=\"#E6E6E6\"><a href=\"?type=create&id=$cn\"><strong>Create New Topic</strong> </a></td></tr></table>";
}elseif (isset($_GET['type']) && $_GET['type']=='create'){
		echo('
		<table width="400" border="0" align="center" cellpadding="0" cellspacing="1" bgcolor="#CCCCCC"><tr><form id="form1" name="form1" method="post" action="'.$_SERVER['PHP_SELF'].'?type=post"><td><table width="100%" border="0" cellpadding="3" cellspacing="1" bgcolor="#FFFFFF"><tr><td colspan="3" bgcolor="#E6E6E6"><strong>Create New Topic</strong> </td></tr><tr><td width="14%">
					<strong>ID</strong></td><td width=":</td><td width="84%">
					:</td><td><input name="ID" type="text" size="50" value="'.$_GET['id'].'"/></td></tr><tr><td width="14%"><strong>Topic</strong></td><td width="2%">:</td><td width="84%"><input name="topic" type="text" id="topic" size="50" /></td></tr><tr><td valign="top"><strong>Detail</strong></td><td valign="top">:</td><td><textarea name="detail" cols="50" rows="3" id="detail"></textarea></td></tr><tr><td><strong>Name</strong></td><td>:</td><td><input name="name" type="text" id="name" size="50" /></td></tr><tr><td><strong>Email</strong></td><td>:</td><td><input name="email" type="text" id="email" size="50" /></td></tr><tr><td>&nbsp;</td><td>&nbsp;</td><td><input type="submit" name="Submit" value="Submit" /> <input type="reset" name="Submit2" value="Reset" /></td></tr></table></td></form></tr></table>
		');
}elseif (isset($_GET['type']) && $_GET['type'] == "post"){
		$id=$_POST['ID'];
		$topic=$_POST['topic'];
		$detail=$_POST['detail'];
		$name=$_POST['name'];
		$email=$_POST['email'];
		$datetime=date("d/m/y h:i:s"); //create date time
		$sql="INSERT INTO $tbl_name(id,topic, detail, name, email, datetime)VALUES('$id','$topic', '$detail', '$name', '$email', '$datetime')";
		$result=mysql_query($sql);
		if($result){
			echo '<p style="color: #008000;	text-align: center;	font-size: 15pt;"">Your Post is Added successfully!
					<br><a href='.$_SERVER["PHP_SELF"].'>Return to the Forum</a></p>';
		}else {
			echo "Error Posting.";
		}
}elseif (isset($_GET['type']) && $_GET['type'] == 'view') {
		// get value of id that sent from address bar
		$id=$_GET['id'];
		$sql="SELECT * FROM $tbl_name WHERE id='$id'";
		$result=mysql_query($sql);
		$rows=mysql_fetch_array($result);
		
		echo "<table width=\"400\" border=\"0\" align=\"center\" cellpadding=\"0\" cellspacing=\"1\" bgcolor=\"#CCCCCC\"><tr><td><table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"1\" bordercolor=\"1\" bgcolor=\"#FFFFFF\"><tr><td bgcolor=\"#F8F7F1\"><strong>".$rows['topic']."</strong></td></tr><tr><td bgcolor=\"#F8F7F1\">".$rows['detail']."</td></tr><tr><td bgcolor=\"#F8F7F1\"><strong>By :</strong> ".$rows['name']." <strong>Email : </strong>".$rows['email']."</td></tr><tr><td bgcolor=\"#F8F7F1\"><strong>Date/time : </strong>".$rows['datetime']."</td></tr></table></td></tr></table><BR>";
		$tbl_name2="forum_replies"; // Switch to replies table
		$sql2="SELECT * FROM $tbl_name2 WHERE thread_id='$id'";
		$result2=mysql_query($sql2);
		while($rows=mysql_fetch_array($result2)){
			echo "<table width=\"400\" border=\"0\" align=\"center\" cellpadding=\"0\" cellspacing=\"1\" bgcolor=\"#CCCCCC\"><tr><td><table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"1\" bgcolor=\"#FFFFFF\"><tr><td bgcolor=\"#F8F7F1\"><strong>ID</strong></td><td bgcolor=\"#F8F7F1\">:</td><td bgcolor=\"#F8F7F1\">".$rows['a_id']."</td></tr><tr><td width=\"18%\" bgcolor=\"#F8F7F1\"><strong>Name</strong></td><td width=\"5%\" bgcolor=\"#F8F7F1\">:</td><td width=\"77%\" bgcolor=\"#F8F7F1\">".$rows['a_name']."</td></tr><tr><td bgcolor=\"#F8F7F1\"><strong>Email</strong></td><td bgcolor=\"#F8F7F1\">:</td><td bgcolor=\"#F8F7F1\">".$rows['a_email']."</td></tr><tr><td bgcolor=\"#F8F7F1\"><strong>Answer</strong></td><td bgcolor=\"#F8F7F1\">:</td><td bgcolor=\"#F8F7F1\">".$rows['a_answer']."</td></tr><tr><td bgcolor=\"#F8F7F1\"><strong>Date/Time</strong></td><td bgcolor=\"#F8F7F1\">:</td><td bgcolor=\"#F8F7F1\">".$rows['a_datetime']."</td></tr></table></td></tr></table><br>";
		}
		$sql3="SELECT view FROM $tbl_name WHERE id='$id'";
		$result3=mysql_query($sql3);
		$rows=mysql_fetch_array($result3);
		$view=$rows['view'];
		// if have no counter value set counter = 1
		if(empty($view)){
			$view=1;
			$sql4="INSERT INTO $tbl_name(view) VALUES('$view') WHERE id='$id'";
			$result4=mysql_query($sql4);
		}
		// count more value
		$addview=$view+1;
		$sql5="update $tbl_name set view='$addview' WHERE id='$id'";
		$result5=mysql_query($sql5);
		echo "<BR><table width=\"400\" border=\"0\" align=\"center\" cellpadding=\"0\" cellspacing=\"1\" bgcolor=\"#CCCCCC\"><tr><form name=\"form1\" method=\"post\" action=\"".$_SERVER['PHP_SELF']."?type=reply\"><td><table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"1\" bgcolor=\"#FFFFFF\"><tr><td width=\"18%\"><strong>Name</strong></td><td width=\"3%\">:</td><td width=\"79%\"><input name=\"a_name\" type=\"text\" id=\"a_name\" size=\"45\"></td></tr><tr><td><strong>Email</strong></td><td>:</td><td><input name=\"a_email\" type=\"text\" id=\"a_email\" size=\"45\"></td></tr><tr><td valign=\"top\"><strong>Answer</strong></td><td valign=\"top\">:</td><td><textarea name=\"a_answer\" cols=\"45\" rows=\"3\" id=\"a_answer\"></textarea></td></tr><tr><td>&nbsp;</td><td><input name=\"id\" type=\"hidden\" value=\"".$id."\"></td><td><input type=\"submit\" name=\"Submit\" value=\"Submit\"> <input type=\"reset\" name=\"Submit2\" value=\"Reset\"></td></tr></table></td></form></tr></table>";

}elseif (isset($_GET['type']) && $_GET['type'] == "reply") {
		// Get value of id that sent from hidden field
		$id=$_POST['id'];
		// Find highest answer number.
		$sql="SELECT MAX(a_id) AS Maxa_id FROM forum_replies WHERE thread_id='$id'";
		$result=mysql_query($sql);
		$rows=mysql_fetch_array($result);
		// add + 1 to highest answer number and keep it in variable name "$Max_id". if there no answer yet set it = 1
		if ($rows) {
			$Max_id = $rows['Maxa_id']+1;
		}else {
			$Max_id = 1;
		}
		// get values that sent from form
		$a_name=$_POST['a_name'];
		$a_email=$_POST['a_email'];
		$a_answer=$_POST['a_answer'];
		$datetime=date("d/m/y H:i:s"); // create date and time
		// Insert answer
		$sql2="INSERT INTO forum_replies(thread_id, a_id, a_name, a_email, a_answer, a_datetime)VALUES('$id', '$Max_id', '$a_name', '$a_email', '$a_answer', '$datetime')";
		$result2=mysql_query($sql2);
		if($result2){
			echo '<p style="color: #008000;	text-align: center;	font-size: 15pt;"">Your Post is Added successfully!
					<br><a href='.$_SERVER["PHP_SELF"].'>Return to the Forum</a></p>';
			// If added new answer, add value +1 in reply column
			$tbl_name2="forum_topics";
			$sql3="UPDATE $tbl_name2 SET reply='$Max_id' WHERE id='$id'";
			$result3=mysql_query($sql3);
			$tbl_name2="forum_question";
			$sql3="UPDATE $tbl_name2 SET reply='$Max_id' WHERE id='$id'";
			$result3=mysql_query($sql3);

		}else {
			echo "ERROR";
		}

}



function forumsetup(){
echo('
<p style="color: #008000;	text-align: left;	font-size: 15pt;"">-Automatic setup is started...</p>
');
global $host,$username,$password,$link;
//$link=mysql_connect($host, $username, $password);
$sql= 'CREATE DATABASE myforum';
if (!mysql_query ($sql, $link)) die('
<p style="text-align: center;	font-size: 20pt;"><span style="color: #FF0000;">Failed to 
create database! </span><br><span style="font-size: 12pt;">&gt;&gt;Please check the parameters and database server&lt;&lt;</span></p>
');
$sql = "CREATE TABLE `myforum`.`forum_topics` (
`id` TEXT NOT NULL ,
`topic` TEXT NOT NULL ,
`detail` LONGTEXT NOT NULL ,
`name` TEXT NOT NULL ,
`email` TEXT NOT NULL ,
`datetime` TEXT NOT NULL ,
`view` TEXT NOT NULL ,
`reply` TEXT NOT NULL
) ENGINE = InnoDB CHARACTER SET utf8 COLLATE utf8_general_ci;";

$sql2 = "CREATE TABLE `myforum`.`forum_replies` (
`thread_id` TEXT NOT NULL ,
`a_id` TEXT NOT NULL ,
`a_name` TEXT NOT NULL ,
`a_email` TEXT NOT NULL ,
`a_answer` LONGTEXT NOT NULL ,
`a_datetime` TEXT NOT NULL
) ENGINE = InnoDB CHARACTER SET utf8 COLLATE utf8_general_ci;";
mysql_query($sql) or die('Setup Failed');
mysql_query($sql2)or die('Setup Failed');
echo('
<p style="color: #008000;	text-align: left;	font-size: 15pt;"">-Automatic setup completed successfully. Your forum is ready!</p>
');

}

?>
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