Medowar
/
tool.medowar.de


			
				
					
						
						
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							<?php
/**
 * Admin page: generate tracking links and view all captured clicks.
 */
$dataDir = __DIR__ . '/data';
$logFile = $dataDir . '/tracks.jsonl';
$keysFile = $dataDir . '/keys.json';

$baseUrl = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? 'https' : 'http')
    . '://' . ($_SERVER['HTTP_HOST'] ?? 'localhost')
    . rtrim(dirname($_SERVER['SCRIPT_NAME'] ?? '/'), '/') . '/';

$trackingLink = $baseUrl . 'track.php';

function countryCodeToFlag($countryCode)
{
    if (!$countryCode || !preg_match('/^[A-Za-z]{2}$/', $countryCode)) {
        return null;
    }
    $countryCode = strtoupper($countryCode);
    $flag = '';
    foreach (str_split($countryCode) as $letter) {
        $flag .= mb_chr(0x1F1E6 + (ord($letter) - ord('A')), 'UTF-8');
    }
    return $flag;
}

$trackedKeys = [];
if (is_file($keysFile) && is_readable($keysFile)) {
    $raw = file_get_contents($keysFile);
    $decoded = json_decode($raw, true);
    if (is_array($decoded)) {
        $trackedKeys = $decoded;
    }
}

if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['action']) && $_POST['action'] === 'create_key') {
    $existing = array_flip($trackedKeys);
    do {
        $newKey = bin2hex(random_bytes(8));
    } while (isset($existing[$newKey]));
    $trackedKeys[] = $newKey;
    if (!is_dir($dataDir)) {
        mkdir($dataDir, 0755, true);
    }
    file_put_contents($keysFile, json_encode($trackedKeys, JSON_PRETTY_PRINT), LOCK_EX);
}

$maxTracks = 100;
$tracks = [];
if (is_file($logFile) && is_readable($logFile)) {
    $lines = file($logFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
    if ($lines !== false) {
        if (count($lines) > $maxTracks) {
            $lines = array_slice($lines, -$maxTracks);
            file_put_contents($logFile, implode("\n", $lines) . "\n", LOCK_EX);
        }
        $reversed = array_reverse($lines);
        foreach ($reversed as $line) {
            $decoded = json_decode($line, true);
            if (is_array($decoded)) {
                $tracks[] = $decoded;
            }
        }
    }
}

?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Click Tracker – Admin</title>
    <style>
        body { font-family: system-ui, sans-serif; margin: 1rem 2rem; max-width: 1800px; }
        h1 { margin-top: 0; }
        .form-group { margin-bottom: 1rem; }
        .form-group label { display: block; margin-bottom: 0.25rem; font-weight: 500; }
        .form-group input[type="url"] { width: 100%; max-width: 480px; padding: 0.5rem; box-sizing: border-box; }
        .generated { margin: 1rem 0; padding: 0.75rem; background: #e8f5e9; border-radius: 4px; word-break: break-all; }
        .generated a { color: #2e7d32; }
        .error { color: #c62828; margin: 1rem 0; }
        table { border-collapse: collapse; width: 100%; margin-top: 1.5rem; font-size: 0.9rem; }
        th, td { border: 1px solid #ccc; padding: 0.5rem 0.75rem; text-align: left; vertical-align: top; }
        th { background: #f5f5f5; font-weight: 600; }
        tr:nth-child(even) { background: #fafafa; }
        .col-time { white-space: nowrap; }
        .col-ua { max-width: 500px; word-break: break-all; }
        .col-referrer, .col-target { max-width: 400px; word-break: break-all; }
        .empty { color: #666; font-style: italic; margin-top: 1rem; }
    </style>
</head>
<body>
    <h1>Click Tracker – Admin</h1>

    <section>
        <h2>Tracking link</h2>
        <p class="generated">Use this link to capture clicks (redirects here after): <a href="<?php echo htmlspecialchars($trackingLink); ?>"><?php echo htmlspecialchars($trackingLink); ?></a></p>
    </section>

    <section>
        <h2>Tracked links (by key)</h2>
        <p>Create a unique key to get a link that identifies which link was clicked. Clicks are logged with the key.</p>
        <form method="post" action="">
            <input type="hidden" name="action" value="create_key">
            <button type="submit">Create unique key</button>
        </form>
        <?php if (!empty($trackedKeys)): ?>
            <?php $linkTemplate = $baseUrl . 'track.php?key=KEY'; ?>
            <ul style="margin-top: 1rem; list-style: none; padding: 0;">
                <?php foreach (array_reverse($trackedKeys) as $k): ?>
                    <li style="margin-bottom: 0.5rem; padding: 0.5rem; background: #f5f5f5; border-radius: 4px;">
                        <code style="font-size: 0.85em;"><?php echo htmlspecialchars($k); ?></code>
                        <span style="margin-left: 0.5rem; word-break: break-all; color: #555;"><?php echo htmlspecialchars($linkTemplate); ?></span>
                    </li>
                <?php endforeach; ?>
            </ul>
            <p class="empty" style="margin-top: 0.5rem;">Replace <code>KEY</code> in the URL with the key above to construct your link.</p>
        <?php else: ?>
            <p class="empty">No tracked keys yet. Click the button above to create one.</p>
        <?php endif; ?>
    </section>

    <section>
        <h2>Past tracks</h2>
        <?php if (empty($tracks)): ?>
            <p class="empty">No tracks yet.</p>
        <?php else: ?>
            <table>
                <thead>
                    <tr>
                        <th class="col-time">Time</th>
                        <th>Key</th>
                        <th>IP</th>
                        <th class="col-ua">User-Agent</th>
                        <th class="col-referrer">Referrer</th>
                        <th class="col-target">Target URL</th>
                        <th>Method</th>
                        <th>Request URI</th>
                    </tr>
                </thead>
                <tbody>
                    <?php foreach ($tracks as $t): ?>
                    <tr>
                        <td class="col-time"><?php echo htmlspecialchars($t['timestamp'] ?? '-'); ?></td>
                        <td><?php echo htmlspecialchars($t['key'] ?? '-'); ?></td>
                        <td><?php $flag = countryCodeToFlag($t['country_code'] ?? null); ?><?php if ($flag): ?><span title="<?php echo htmlspecialchars($t['country_code']); ?>"><?php echo $flag; ?></span> <?php endif; ?><?php echo htmlspecialchars($t['ip'] ?? '-'); ?><?php if (!empty($t['ip_forwarded'])) echo ' <small>(X-Forwarded: ' . htmlspecialchars($t['ip_forwarded']) . ')</small>'; ?></td>
                        <td class="col-ua"><?php echo htmlspecialchars($t['user_agent'] ?? '-'); ?></td>
                        <td class="col-referrer"><?php echo htmlspecialchars($t['referrer'] ?? '-'); ?></td>
                        <td class="col-target"><?php echo htmlspecialchars($t['target_url'] ?? '-'); ?></td>
                        <td><?php echo htmlspecialchars($t['request_method'] ?? '-'); ?></td>
                        <td><?php echo htmlspecialchars($t['request_uri'] ?? '-'); ?></td>
                    </tr>
                    <?php endforeach; ?>
                </tbody>
            </table>
        <?php endif; ?>
    </section>
</body>
</html>