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appointments.php
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appointments.php
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<?php
session_start();
use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception;
use PHPMailer\PHPMailer\SMTP;
require( 'PHPMailer.php' );
require("Exception.php");
require("SMTP.php");
$db=mysqli_connect('localhost','root','','dcms') or die("could not connect to database");
if(!isset($_SESSION['username']))
{
$_SESSION['redirect'] = 'appointments.php';
header("location: login.php");
}
if(isset($_GET['delete']) && $_SESSION['role'] == 'patient') #delete pending appointment
{
$id = $_GET['delete'];
$cancel_query = "DELETE FROM appointment WHERE appt_id='".$id."'";
mysqli_query($db, $cancel_query);
unset($_GET['cancel']);
}
if(isset($_GET['reject']) && $_SESSION['role'] == 'dentist') #reject pending appointment
{
$id = $_GET['reject'];
$cancel_query = "UPDATE appointment SET status = 'Rejected' WHERE appt_id='".$id."'";
mysqli_query($db, $cancel_query);
unset($_GET['reject']);
$q3 = "SELECT * from appointment where appt_id='".$id."'";
$res3 = mysqli_query($db, $q3);
$row3 = mysqli_fetch_assoc($res3);
$q4 = "SELECT name from dentist where username='".$row3['dname']."' limit 1";
$res4 = mysqli_query($db, $q4);
$row4 = mysqli_fetch_assoc($res4);
$q5 = "SELECT email from user where username='".$row3['uname']."' limit 1";
$res5 = mysqli_query($db, $q5);
$row5 = mysqli_fetch_assoc($res5);
$mail = new PHPMailer;
$mail->IsSMTP();
$mail->SMTPAuth = true;
$mail->Host = "tls://smtp.gmail.com";
$mail->Port = 587;
$mail->Username = "[email protected]";
$mail->Password = "password";
//Sending the actual email
$mail->setFrom('[email protected]', 'Dental King');
$mail->addAddress($row5['email']); // Add a recipient
$mail->isHTML(false); // Set email format to HTML
$mail->Subject = 'Appointment Rejection';
$mail->Body = 'Your pending appointment with Dr. '.$row4['name']. ' at '.$row3['time'].'hrs on '.$row3['date'].' has been rejected';
if(!$mail->send()) {
echo 'Message could not be sent. ';
echo 'Mailer Error: ' . $mail->ErrorInfo;
exit;
}
}
if(isset($_GET['cancel']))
{
$id = $_GET['cancel'];
$cancel_query = "UPDATE appointment SET status = 'Cancelled' WHERE appt_id='".$id."'";
mysqli_query($db, $cancel_query);
unset($_GET['cancel']);
$q3 = "SELECT * from appointment where appt_id='".$id."'";
$res3 = mysqli_query($db, $q3);
$row3 = mysqli_fetch_assoc($res3);
$q4 = "SELECT * from useraccount where username='".$row3['uname']."'";
$res4 = mysqli_query($db, $q4);
$row4 = mysqli_fetch_assoc($res4);
$q5 = "SELECT name from dentist where username='".$row3['dname']."' limit 1";
$res5 = mysqli_query($db, $q5);
$row5 = mysqli_fetch_assoc($res5);
$q6 = "SELECT email from user where username='".$row3['dname']."' limit 1";
$res6 = mysqli_query($db, $q6);
$row6 = mysqli_fetch_assoc($res6);
$q7 = "SELECT email from user where username='".$row3['uname']."' limit 1";
$res7 = mysqli_query($db, $q7);
$row7 = mysqli_fetch_assoc($res7);
$mail = new PHPMailer;
$mail->IsSMTP();
$mail->SMTPAuth = true;
$mail->Host = "tls://smtp.gmail.com";
$mail->Port = 587;
$mail->Username = "[email protected]";
$mail->Password = "password";
$mail->setFrom('[email protected]', 'Dental King');
$mail->addAddress($row6['email']); //send to dentist
$mail->isHTML(false);
$mail->Subject = 'Appointment Cancellation';
$mail->Body = 'Your appointment with '.$row4['name']. ' at '.$row3['time'].'hrs on '.$row3['date'].' has been cancelled';
if(!$mail->send()) {
echo 'Message could not be sent. ';
echo 'Mailer Error: ' . $mail->ErrorInfo;
exit;
}
$mail = new PHPMailer;
$mail->IsSMTP();
$mail->SMTPAuth = true;
$mail->Host = "tls://smtp.gmail.com";
$mail->Port = 587;
$mail->Username = "[email protected]";
$mail->Password = "password";
$mail->setFrom('[email protected]', 'Dental King');
$mail->addAddress($row7['email']); //send to patient
$mail->isHTML(false);
$mail->Subject = 'Appointment Cancellation';
$mail->Body = 'Your appointment with Dr. '.$row5['name']. ' at '.$row3['time'].'hrs on '.$row3['date'].' has been cancelled';
if(!$mail->send()) {
echo 'Message could not be sent. ';
echo 'Mailer Error: ' . $mail->ErrorInfo;
exit;
}
}
if(isset($_GET['confirm']))
{
if($_SESSION['role'] == 'dentist')
{
$id = $_GET['confirm'];
$cancel_query = "UPDATE appointment SET status = 'Confirmed' WHERE appt_id='".$id."'";
mysqli_query($db, $cancel_query);
unset($_GET['confirm']);
$q2 = "SELECT name from dentist where username='".$_SESSION['username']."' limit 1";
$res2 = mysqli_query($db, $q2);
$row2 = mysqli_fetch_assoc($res2);
$q3 = "SELECT * from appointment where appt_id='".$id."'";
$res3 = mysqli_query($db, $q3);
$row3 = mysqli_fetch_assoc($res3);
$q4 = "SELECT * from useraccount where username='".$row3['uname']."'";
$res4 = mysqli_query($db, $q4);
$row4 = mysqli_fetch_assoc($res4);
$q6 = "SELECT email from user where username='".$row3['dname']."' limit 1";
$res6 = mysqli_query($db, $q6);
$row6 = mysqli_fetch_assoc($res6);
$q7 = "SELECT email from user where username='".$row3['uname']."' limit 1";
$res7 = mysqli_query($db, $q7);
$row7 = mysqli_fetch_assoc($res7);
$mail = new PHPMailer;
$mail->IsSMTP();
$mail->SMTPAuth = true;
$mail->Host = "tls://smtp.gmail.com";
$mail->Port = 587;
$mail->Username = "[email protected]";
$mail->Password = "password";
$mail->setFrom('[email protected]', 'Dental King');
$mail->addAddress($row7['email']);
$mail->isHTML(false);
$mail->Subject = 'Appointment Confirmation';
$mail->Body = 'Your pending appointment with Dr. '.$row2['name']." at ".$row3['time']."hrs on ".$row3['date']." has been confirmed";
if(!$mail->send()) {
echo 'Message could not be sent. ';
echo 'Mailer Error: ' . $mail->ErrorInfo;
exit;
}
$mail = new PHPMailer;
$mail->IsSMTP();
$mail->SMTPAuth = true;
$mail->Host = "tls://smtp.gmail.com";
$mail->Port = 587;
$mail->Username = "[email protected]";
$mail->Password = "password";
$mail->setFrom('[email protected]', 'Dental King');
$mail->addAddress($row6['email']);
$mail->isHTML(false);
$mail->Subject = 'Appointment Confirmation';
$mail->Body = 'Your pending appointment with '.$row4['name']." at ".$row3['time']."hrs on ".$row3['date']." has been confirmed";
if(!$mail->send()) {
echo 'Message could not be sent. ';
echo 'Mailer Error: ' . $mail->ErrorInfo;
exit;
}
}
}
?>
<!DOCTYPE HTML>
<html>
<head>
<title>Appointments</title>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="description" content="">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="styles.css">
<link href="style10.css" type="text/css"rel="stylesheet"/>
<link href="https://fonts.googleapis.com/css?family=Montserrat:500&display=swap" rel="stylesheet">
<style>
.menu a{
color:white;
}
a{
color:dodgerblue;
}
#dname, #clinic{
background-color: powderblue;
}
</style>
</head>
<body>
<center>
<?php require_once("header.php");?>
<div class="content-section" style="width:85%">
<h3>Appointments</h3><br><br>
<?php
if($_SESSION['role'] == 'patient') {
$query = "SELECT * FROM appointment WHERE uname='".$_SESSION['username']."'";
$result = mysqli_query($db, $query);
if($result == false || mysqli_num_rows($result) == 0)
echo "<h4>No appointments to show</h4>";
else
{
echo "<h4>Your Appointments</h4>";
echo "<table><tr><th>Dentist</th><th>Location</th><th>Date</th><th>Time</th><th>Purpose</th><th>Status</th><th></th></tr>";
while($row = mysqli_fetch_assoc($result))
{
if(date('Y-m-d') < $row['date'])
{
$query2 = "SELECT name FROM dentist WHERE username = '".$row['dname']."' LIMIT 1";
$dentist_name = mysqli_query($db, $query2);
$row2 = mysqli_fetch_assoc($dentist_name);
if($row['status'] == 'Pending')
$url = "appointments.php?delete=".$row['appt_id'];
else
$url = "appointments.php?cancel=".$row['appt_id'];
echo "<tr><td>Dr. ".$row2['name']."</td><td>".$row['location']."</td><td>".$row['date']."</td>";
echo "<td>".$row['time']."HRS</td><td>".$row['reason']."</td><td>".$row['status']."</td>";
if($row['status'] == 'Pending' || $row['status'] == 'Confirmed')
echo "<td><a href='".$url."' style='color:red'>Cancel Appointment</a></td></tr>";
else
echo "</tr>";
}
}
}
}
elseif ($_SESSION['role'] == 'dentist') {
$query = "SELECT * FROM appointment WHERE dname='".$_SESSION['username']."'";
$result = mysqli_query($db, $query);
if($result == false || mysqli_num_rows($result) == 0)
echo "<h4>No appointments to show</h4>";
else
{
echo "<h4>Your Appointments</h4>";
echo "<table><tr><th>Patient Name</th><th>Date</th><th>Time</th><th>Purpose</th><th>Status</th><th></th></tr>";
while($row = mysqli_fetch_assoc($result))
{
if(date('Y-m-d') < $row['date'])
{
$qu = "SELECT * from useraccount where username='".$row['uname']."'";
$res = mysqli_query($db, $qu);
$row_1 = mysqli_fetch_assoc($res);
echo "<tr><td>".$row_1['name']."</td><td>".$row['date']."</td>";
echo "<td>".$row['time']."HRS</td><td>".$row['reason']."</td><td>".$row['status']."</td>";
if($row['status'] == 'Pending')
{
$url1 = 'appointments.php?confirm='.$row['appt_id'];
$url2 = 'appointments.php?reject='.$row['appt_id'];
echo "<td><a href='".$url1."' style='color:green'>Confirm Appointment</a>";
echo "<br><br><form action='' method='post'><a href='".$url2."' style='color:red'>Reject Appointment</a></td></tr>";
}
elseif($row['status'] == 'Confirmed')
{
$url='appointments.php?cancel='.$row['appt_id'];
echo "<td><form action='' method='post'><a href='".$url."' style='color:red'>Cancel Appointment</a></td></tr>";
}
}
}
}
}
?>
</div>
</body>
</html>