52 lines
1.3 KiB
PHP
52 lines
1.3 KiB
PHP
<?php
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require_once __DIR__ . '/../vendor/autoload.php';
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$dotenv = Dotenv\Dotenv::createImmutable(__DIR__ . '/..');
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$dotenv->load();
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$dbHost = $_ENV['DB_HOST'];
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$dbPort = $_ENV['DB_PORT'];
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$dbName = $_ENV['DB_DATABASE'];
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$dbUser = $_ENV['DB_USERNAME'];
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$dbPass = $_ENV['DB_PASSWORD'];
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// create connection
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$conn = new mysqli($dbHost, $dbUser, $dbPass, $dbName, $dbPort);
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// check connection
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if ($conn->connect_error) {
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die("Connection failed: " . $conn->connect_error);
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}
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// get code from URL
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$code = $_SERVER['REQUEST_URI'];
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$code = trim($code, '/');
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if (($pos = strpos($code, '?')) !== false) {
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$code = substr($code, 0, $pos);
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}
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// lookup code in database
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$sql = "SELECT url, used FROM shortlinks WHERE code = ?";
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$stmt = $conn->prepare($sql);
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$stmt->bind_param("s", $code);
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$stmt->execute();
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$result = $stmt->get_result();
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// if code is found, redirect to URL and update 'used' column
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if ($result->num_rows > 0) {
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$row = $result->fetch_assoc();
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$url = $row["url"];
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$used = $row["used"] + 1;
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$updateSql = "UPDATE shortlinks SET used = $used WHERE code = ?";
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$stmt = $conn->prepare($updateSql);
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$stmt->bind_param("s", $code);
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$stmt->execute();
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header("Location: " . $url);
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exit();
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} else {
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// if code is not found, redirect to default URL
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header("Location: https://www.stemmechanics.com.au/");
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exit();
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}
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