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loan_request.php
executable file
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loan_request.php
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<?php
error_reporting(0);
require("functions.php");
require_once("databases.php");
navigation($user_id);
try {
$conn = new PDO("mysql:host=$servername;dbname=$dbname", $user, $pass);
$conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
foreach( $stmt = $conn->query(
"SELECT * FROM users LEFT JOIN loans USING (user_id) WHERE user_id = '$user_id'") as $row) {
$row["id_no"];
$_SESSION["loan_status"] = $row["loan_status"];
}
}
catch(PDOException $e) {
echo "Error: " . $e->getMessage();
}
$id_noErr = $loanErr = $rateErr = "";
$id_no = $loan = $rate = "";
/* --------------------------------------------------------validations------------------------------------------------ */
if ($_SERVER["REQUEST_METHOD"] == "POST") {
/* --------------------------------------------validate id_no---------------------------------------------------------------------------------- */
if (empty($_POST["id_no"])) {
$errors["id_noErr"] = "ID Number Is Required";
} else {
$id_no = test_input($_POST["id_no"]);
// check if only contains numbers
if (filter_var($id_no, FILTER_VALIDATE_INT) === false) {
$errors["id_no"] = "Only Numbers Are Allowed";
}
if ($row['id_no'] !== $id_no) {
$errors["id_noErr"] = "ID Number Does Not Match Records";
}
}
/* --------------------------------------------validate existence of a previous loan---------------------------------------------------------------------------------- */
if($_SESSION["loan_status"] === "Un-Paid") {
$errors["loan_status"] = "Sorry Your Acccount Has A Loan Balance.<br>";
}
/* --------------------validate loan---------------------------------------------------------------------------------------------------------- */
if (empty($_POST["loan"])) {
$errors["loanErr"] = " Loan Is Required";
} else {
$loan = test_input($_POST["loan"]);
// check if only contains numbers
if (filter_var($loan, FILTER_VALIDATE_INT) === false) {
$errors["loanErr"] = "Only Numbers Are Allowed";
}
if ($loan < 2000){
$errors["loanErr"] = "Loan Can Not Be Less Than 2000 ";
}
if ($loan > 5000){
$errors["loanErr"] = "Loan Can Not Be More Than 5000";
}
}
}
if(empty($errors) && isset($_POST["submit"])) {
$loan_status = "Un-Paid";
$loan = $_POST["loan"];
$rate = $_POST["rate"];
$period = $_POST["period"];
$interest = $rate * $loan / 100;
$total = $loan + $interest;
try {
$conn = new PDO("mysql:host=$servername;dbname=$dbname", $user, $pass);
// set the PDO error mode to exception
$conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$sql = "INSERT INTO loans (user_id, loan, rate, period, interest, total, loan_status)
VALUES ('$user_id','$loan','$rate','$period','$interest','$total' , '$loan_status')";
// use exec() because no results are returned
$conn->exec($sql);
echo "Loan Procured Successfully<br>";
}
catch(PDOException $e)
{
echo $sql . "<br>" . $e->getMessage();
}
$conn = null;
}
?>
<html>
<body>
<form method="post" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?>">
<?php if(isset($errors["loan_status"]) && empty($errors["id_noErr"]) && empty($errors["loanErr"])){
echo $errors["loan_status"];
} ?>
ID Number: <br>
<input type="text" name="id_no" value="<?php echo $id_no?>">
<?php echo $errors["id_noErr"]; ?>
<br><br>
Loan: <br>
<input type="text" name="loan" value="<?php echo $loan?>">
<?php echo $errors["loanErr"]; ?>
<br><br>
<?php $rate = 30; ?>
Rate (%): <br>
<input type="text" name="rate" value="<?php echo $rate . '%';?>" readonly>
<?php echo $errors["rateErr"]; ?>
<br><br>
Validity Period (Days): <br>
<input type="text" name="period" value="<?php echo "30 Days"?>" readonly/>
<br><br>
<?php
$interest = $rate * $loan / 100; ?>
Interest (<?php echo $rate;?>% of Loan): <br>
<input type="text" name="interest" value="<?php echo $interest; ?>" readonly/>
<br><br>
<?php $total = $interest + $loan; ?>
Total Loan: <br>
<input type="text" name="total" value="<?php echo $total?>" readonly/>
<br><br>
<input type="submit" name="submit" value="Submit">
<br>
<?php echo "<a href= member.php?id=$user_id>Back</a>"; ?>
</form>
</table>
</body>
</html>