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teacherpostmessage.php
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<?php
session_start();
include_once 'dbconnect.php';
if(!isset($_SESSION['user']))
{
header("Location: index.php");
}
$actbranch=NULL;
$login_id=$_SESSION['login_id'];
$full_name=$_SESSION['full_name'];
$branch=$_SESSION['branch'];
$class_tch=$_SESSION['class_tch'];
$mobile_no=$_SESSION['mobile_no'];
$authority=$_SESSION['authority'];
$event_auth=$_SESSION['event_auth'];
if($_SESSION['branch']=="co"||$_SESSION['branch']=="cm")
{
$actbranch="computer";
$ab1="co";
$ab2="cm";
}
else if($_SESSION['branch']=="ej"||$_SESSION['branch']=="et")
{
$actbranch="electronic";
$ab1="co";
$ab2="cm";
}
if((isset($_POST['btn_post'])))
{
if($_POST['reciever']=="post")
{
?>
<script>alert('Select the reciever!');</script>
<?php
}
else
{
$reciever = $_POST['reciever'];
$message = $_POST['msg'];
if(strlen($message)<=500)
{
if($reciever=="all_participating_students")
{
$sql_query=mysqli_query($bd,"INSERT INTO `post_message` (`id`, `sender`, `reciever`, reply_to, to_students, `message`, `date`) VALUES (NULL, '$login_id', '$event_auth', '', '$reciever', '$message', CURDATE())");
}
else if($reciever=="unpaid_participating_students")
{
$sql_query=mysqli_query($bd,"INSERT INTO `post_message` (`id`, `sender`, `reciever`, reply_to, to_students, `message`, `date`) VALUES (NULL, '$login_id', '$event_auth', '', '$reciever', '$message', CURDATE())");
}
else
{
$sql_query=mysqli_query($bd,"INSERT INTO `post_message` (`id`, `sender`, `reciever`, reply_to, to_students, `message`, `date`) VALUES (NULL, '$login_id', '$reciever', '', '', '$message', CURDATE())");
}
if($sql_query)
{
?>
<script>alert('Successfully posted!');</script>
<?php
}
else if(!$sql_query)
{
?>
<script>alert('Could not post!');</script>
<?php
}
}
else
{
?>
<script>alert('Message limit is only 500 characters!');</script>
<?php
}
}
}
if((isset($_POST['btn_delete'])))
{
$messageid=$_POST['btn_delete'];
$sql_query=mysqli_query($bd,"DELETE FROM post_message WHERE sender='$login_id' AND id='$messageid'");
if($sql_query)
{
?>
<script>alert('Successfully deleted!');</script>
<?php
}
else
{
?>
<script>alert('Could not delete!');</script>
<?php
}
}
if((isset($_POST['btn_reply'])))
{
$rep_id=$_POST['btn_reply'];
$message=$_POST['msgrep'];
$login_id=$_SESSION['login_id'];
$query="SELECT * FROM post_message WHERE id='$rep_id'";
$res=mysqli_query($bd,$query);
if(mysqli_num_rows($res)>0)
{
$row=mysqli_fetch_assoc($res);
$reply_to=$row['sender'];
$reciever=$row['reciever'];
}
if(strlen($message)<=500)
{
$sql_query=mysqli_query($bd,"INSERT INTO `post_message` (`id`, `sender`, `reciever`, reply_to, to_students, `message`, `date`) VALUES (NULL, '$login_id', '$reciever', '$reply_to', '', '$message', CURDATE())");
if($sql_query)
{
?>
<script>alert('Successfully replyed!');</script>
<?php
}
else
{
?>
<script>alert('Could not reply!');</script>
<?php
}
}
else
{
?>
<script>alert('Message limit is only 500 characters!');</script>
<?php
}
}
if((isset($_POST['btn_edit'])))
{
$msg_id=$_POST['btn_edit'];
$message=$_POST['msgedit'];
$reciever=$event_auth;
$sender=$login_id;
if(strlen($message)<=500)
{
$sql_query=mysqli_query($bd,"UPDATE post_message SET message='$message' WHERE id='$msg_id' AND sender='$login_id'");
if($sql_query)
{
?>
<script>alert('Successfully posted!');</script>
<?php
}
else
{
?>
<script>alert('Could not post!');</script>
<?php
}
}
else
{
?>
<script>alert('Message limit is only 500 characters!');</script>
<?php
}
}
?>
<?php include 'header.php';
include 'validation.php';
include 'teachersidenavbar.php'; ?>
<div class="col-sm-9">
<div class="main" id="logindiv">
<center>
<h1>Post New Message</h1>
<div class="login-form" >
<form method="post">
<table class="loggedin" align="center" width="70%" border="0">
<tr>
<td>
<select class="recievers" name="reciever" required="required">
<option value="post">Post This Message To</option>
<option value="admin">Website Admin</option>
<?php
if($event_auth!=NULL && $authority!="activity_head")
{?>
<option value="all_participating_students">All Students Participating In <?php echo $event_auth ?></option>
<option value="unpaid_participating_students">Unpaid Students Participating In <?php echo $event_auth ?></option>
<?php
}
if($actbranch=="computer")
{?>
<option value="computer_activity">Computer Activity Head</option>
<?php
}
else if($actbranch=="electronic")
{?>
<option value="electronic_activity">Electronic Activity Head</option>
<?php
}?>
<option value="all_activity">Common Activity Head</option>
<option value="sphurti">Sphurti Event Heads</option>
<option value="surbhi">Surbhi Event Heads</option>
<option value="sanskriti">Sanskriti Event Heads</option>
<option value="cricket">Cricket Event Heads</option>
<option value="football">Football Event Heads</option>
<option value="carrom">Carrom Event Heads</option>
<option value="talent_hunt">Talent-Hunt Event Heads</option>
<option value="code_it">Code-it Event Heads</option>
<option value="treasure_hunt">Treasure-hunt Event Heads</option>
</select>
</td>
</tr>
<tr>
<td><textarea name="msg" placeholder="Your Message..." required="required"></textarea></td>
</tr>
<tr>
<td><button type="submit" name="btn_post">Post Message</button></td>
</tr>
</table>
</form>
</div>
</center>
<br /><br />
<hr /><br />
<?php
include_once 'dbconnect.php';
$login_id=$_SESSION['login_id'];
$sql_query="SELECT * FROM post_message WHERE sender='$login_id' OR reply_to='$login_id' OR (reciever!='' AND (reciever='$event_auth' OR reciever='$authority')) ORDER BY id DESC LIMIT 20";
$result_set=mysqli_query($bd,$sql_query);
if(mysqli_num_rows($result_set)>0)
{?>
<h1>Your Messages...</h1><br />
<?php
while($row=mysqli_fetch_assoc($result_set))
{?>
<div class="comments" id="<?php echo $row['id']; ?>" width="70%">
<div class="titles">
<span class="title">From:</span>   <?php echo $row['sender']; ?><br />
<?php
if($row['reply_to']!=NULL)
{?>
<span class="title">Reply-to:</span>   <?php echo $row['reply_to']; ?><br />
<?php
}
else if($authority!="" && $row['reciever']=="$authority")
{?>
<span class="title">To:</span>   <?php echo $row['reciever']; ?><br />
<?php
}
else if($row['to_students']=="all_participating_students")
{?>
<span class="title">To:</span>   Students participating in <?php echo $row['reciever']; ?><br />
<?php
}
else if($row['to_students']=="unpaid_participating_students")
{?>
<span class="title">To:</span>   Students participating in <?php echo $row['reciever']; ?> (not paid)<br />
<?php
}
else
{?>
<span class="title">To:</span>   <?php echo $row['reciever']; ?> heads<br />
<?php
}?>
<span class="title">Date:</span>   <?php echo $row['date']; ?><br />
<span class="title">Message:</span>   <br />
</div>
<div class="msg">
<?php echo $row['message']; ?><br /><br />
</div>
<form method="post">
<div class="delrep" style="float:right">
<?php
if($row['sender']==$login_id)
{
include 'editdelmsg.php';
}
else
{
include 'replymsg.php';
}?>
</div><br />
</form>
</div><br /><br />
<?php
}
}?>
</div>
</div>
</div>
<?php include 'footer.php'; ?>