HockeyCMS-SHOP/admin/themes.php

<?php
// Αρχείο: /var/www/html/hockey-cms/admin/themes.php
require_once 'admin_auth.php';
require_once '../config/database.php';
session_start();

if (!isset($_SESSION['user_id']) or$_SESSION['role_id'] != 1) {
    header("Location: ../login.php");
    exit;
}

// --- Μηχανισμός Αλλαγής Γλώσσας ---
if (isset($_GET['lang']) && in_array($_GET['lang'], ['el', 'en'])) {
    $_SESSION['lang'] =$_GET['lang'];
}
$current_lang =$_SESSION['lang'] ?? 'el';

$translations = [
    'el' => [
        'page_title' => 'Διαχείριση Themes - Hockey CMS',
        'header_title' => '🎨 Διαχείριση Εμφάνισης (Themes)',
        'upload_title' => 'Μεταφόρτωση Νέου Theme (.zip)',
        'choose_zip' => 'Επιλέξτε αρχείο Zip Θέματος',
        'btn_upload' => 'Ανέβασμα & Εγκατάσταση',
        'list_title' => 'Εγκατεστημένα Themes',
        'th_name' => 'Όνομα Φακέλου Theme',
        'th_status' => 'Κατάσταση',
        'th_action' => 'Ενέργεια',
        'badge_active' => 'Ενεργό',
        'badge_inactive' => 'Ανενεργό',
        'btn_activate' => 'Ενεργοποίηση',
        'btn_delete' => 'Διαγραφή',
        'in_use' => 'Σε χρήση',
        'msg_upload_ok' => 'Το θέμα ανέβηκε και αποσυμπιέστηκε επιτυχώς!',
        'msg_err_read' => 'Αποτυχία: Δεν ήταν δυνατή η ανάγνωση του αρχείου ZIP.',
        'msg_err_ext' => 'Επιτρέπονται μόνο αρχεία .zip',
        'msg_err_upload' => 'Σφάλμα κατά το ανέβασμα του αρχείου.',
        'msg_act_ok' => 'Το ενεργό θέμα άλλαξε επιτυχώς!',
        'msg_err_del_def' => 'Δεν μπορείτε να διαγράψετε το προεπιλεγμένο θέμα (default).',
        'msg_err_del_act' => 'Δεν μπορείτε να διαγράψετε το θέμα που είναι αυτή τη στιγμή ενεργό. Ενεργοποιήστε πρώτα ένα άλλο.',
        'msg_del_ok' => 'Το θέμα διαγράφηκε επιτυχώς!',
        'msg_err_perms' => 'Σφάλμα κατά τη διαγραφή. Ελέγξτε τα δικαιώματα (permissions).'
    ],
    'en' => [
        'page_title' => 'Theme Management - Hockey CMS',
        'header_title' => '🎨 Appearance Management (Themes)',
        'upload_title' => 'Upload New Theme (.zip)',
        'choose_zip' => 'Select Theme Zip File',
        'btn_upload' => 'Upload & Install',
        'list_title' => 'Installed Themes',
        'th_name' => 'Theme Folder Name',
        'th_status' => 'Status',
        'th_action' => 'Action',
        'badge_active' => 'Active',
        'badge_inactive' => 'Inactive',
        'btn_activate' => 'Activate',
        'btn_delete' => 'Delete',
        'in_use' => 'In Use',
        'msg_upload_ok' => 'Theme uploaded and extracted successfully!',
        'msg_err_read' => 'Failure: Could not read ZIP file.',
        'msg_err_ext' => 'Only .zip files are allowed.',
        'msg_err_upload' => 'Error uploading file.',
        'msg_act_ok' => 'Active theme changed successfully!',
        'msg_err_del_def' => 'You cannot delete the default theme.',
        'msg_err_del_act' => 'You cannot delete the currently active theme. Activate another one first.',
        'msg_del_ok' => 'Theme deleted successfully!',
        'msg_err_perms' => 'Error deleting files. Check permissions.'
    ]
];
$t = $translations[$current_lang];

header('Content-Type: text/html; charset=utf-8');

$message = '';$themes_dir = __DIR__ . '/../themes/';

function deleteDirectory($dir) {
    if (!file_exists($dir)) { return true; }
    if (!is_dir($dir)) { return unlink($dir); }
    foreach (scandir($dir) as$item) {
        if ($item == '.' or$item == '..') { continue; }
        if (!deleteDirectory($dir . DIRECTORY_SEPARATOR . $item)) { return false; }
    }
    return rmdir($dir);
}

try {
    $pdo->exec("CREATE TABLE IF NOT EXISTS settings (`key` VARCHAR(50) PRIMARY KEY, `value` TEXT NOT NULL)");
} catch (Exception $e) {}

$stmt =$pdo->prepare("SELECT value FROM settings WHERE `key` = 'active_theme'");
$stmt->execute();
$active_theme =$stmt->fetchColumn();
if (!$active_theme) {$active_theme = 'default'; }

if ($_SERVER['REQUEST_METHOD'] === 'POST' and isset($_FILES['theme_zip'])) {
    if ($_FILES['theme_zip']['error'] == 0) {
        $file_name =$_FILES['theme_zip']['name'];
        $file_tmp =$_FILES['theme_zip']['tmp_name'];
        $ext = strtolower(pathinfo($file_name, PATHINFO_EXTENSION));

        if ($ext === 'zip') {$zip = new ZipArchive;
            if ($zip->open($file_tmp) === TRUE) {$theme_name = pathinfo($file_name, PATHINFO_FILENAME);$target_path = $themes_dir .$theme_name;

                if (!is_dir($target_path)) { mkdir($target_path, 0755, true); }
                $zip->extractTo($target_path);
                $zip->close();$message = "<div class='alert success'>{$t['msg_upload_ok']}</div>";
            } else {
                $message = "<div class='alert error'>{$t['msg_err_read']}</div>";
            }
        } else {
            $message = "<div class='alert error'>{$t['msg_err_ext']}</div>";
        }
    } else {
        $message = "<div class='alert error'>{$t['msg_err_upload']}</div>";
    }
}

if (isset($_GET['activate'])) {
    $new_theme = basename($_GET['activate']);
    if (is_dir($themes_dir .$new_theme)) {
        $stmt =$pdo->prepare("REPLACE INTO settings (`key`, `value`) VALUES ('active_theme', ?)");
        $stmt->execute([$new_theme]);
        $active_theme =$new_theme;
        $message = "<div class='alert success'>{$t['msg_act_ok']}</div>";
    }
}

if (isset($_GET['delete'])) {
    $theme_to_delete = basename($_GET['delete']);
    if ($theme_to_delete === 'default') {$message = "<div class='alert error'>{$t['msg_err_del_def']}</div>";
    } elseif ($theme_to_delete === $active_theme) {$message = "<div class='alert error'>{$t['msg_err_del_act']}</div>";
    } else {
        $delete_path = $themes_dir .$theme_to_delete;
        if (is_dir($delete_path)) {
            if (deleteDirectory($delete_path)) {$message = "<div class='alert success'>{$t['msg_del_ok']}</div>";
            } else {
                $message = "<div class='alert error'>{$t['msg_err_perms']}</div>";
            }
        }
    }
}

$available_themes = [];
if (is_dir($themes_dir)) {
    $scan = scandir($themes_dir);
    foreach ($scan as$folder) {
        if ($folder !== '.' and$folder !== '..' and is_dir($themes_dir .$folder)) {
            $available_themes[] =$folder;
        }
    }
}
?>
<!DOCTYPE html>
<html lang="<?php echo $current_lang; ?>">
<head>
    <meta charset="UTF-8">
    <title><?php echo $t['page_title']; ?></title>
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap" rel="stylesheet">
    <style>
        :root {
            --primary: #f97316;
            --primary-hover: #ea580c;
            --bg-color: #0b1120;
            --panel-bg: #1e293b;
            --border-color: #334155;
            --text-main: #f8fafc;
            --text-muted: #94a3b8;
        }
        body { font-family: 'Inter', sans-serif; background-color: var(--bg-color); color: var(--text-main); margin: 0; }
        .content { margin-left: 250px; padding: 30px; }
        .content h2 { margin-top: 0; color: var(--primary); font-size: 26px; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 30px;}
        
        .card { background: var(--panel-bg); padding: 25px; border-radius: 8px; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.3); border: 1px solid var(--border-color); margin-bottom: 25px; }
        .card h3 { margin-top: 0; color: var(--text-main); border-bottom: 1px solid rgba(255,255,255,0.05); padding-bottom: 15px; font-size: 18px; text-transform: uppercase; letter-spacing: 0.5px; }
        
        .form-group { margin-bottom: 20px; }
        .form-group label { display: block; margin-bottom: 8px; font-weight: 700; font-size: 13px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px;}
        input[type="file"] { color: var(--text-main); font-family: 'Inter', sans-serif;}
        
        .btn { padding: 12px 20px; background: var(--primary); color: white; border: none; border-radius: 6px; cursor: pointer; font-weight: 800; font-size: 14px; text-transform: uppercase; transition: 0.2s; }
        .btn:hover { background: var(--primary-hover); transform: translateY(-1px); }
        
        table { width: 100%; border-collapse: collapse; margin-top: 10px; }
        table th, table td { padding: 15px; border-bottom: 1px solid rgba(255,255,255,0.05); text-align: left; vertical-align: middle; }
        table th { background: rgba(0,0,0,0.2); color: var(--text-muted); text-transform: uppercase; font-size: 13px; font-weight: 700; }
        table td { color: var(--text-main); font-size: 15px; }
        
        .alert { padding: 15px; border-radius: 6px; margin-bottom: 20px; font-weight: 600; font-size: 14px;}
        .success { background: rgba(16, 185, 129, 0.1); color: #10b981; border: 1px solid rgba(16, 185, 129, 0.2); }
        .error { background: rgba(239, 68, 68, 0.1); color: #ef4444; border: 1px solid rgba(239, 68, 68, 0.2); }
        
        .badge-active { background: #10b981; color: white; padding: 4px 10px; border-radius: 20px; font-size: 11px; font-weight: 800; text-transform: uppercase; }
        
        .btn-activate { background: rgba(16, 185, 129, 0.1); color: #10b981; border: 1px solid rgba(16, 185, 129, 0.2); padding: 8px 15px; font-size: 12px; text-decoration: none; border-radius: 6px; display: inline-block; font-weight: 700; text-transform: uppercase; transition: 0.2s;}
        .btn-activate:hover { background: #10b981; color: white; }
        .btn-delete { background: rgba(239, 68, 68, 0.1); color: #ef4444; border: 1px solid rgba(239, 68, 68, 0.2); padding: 8px 15px; font-size: 12px; text-decoration: none; border-radius: 6px; display: inline-block; margin-left: 5px; font-weight: 700; text-transform: uppercase; transition: 0.2s;}
        .btn-delete:hover { background: #ef4444; color: white; }
    </style>
</head>
<body>
    
    <?php include 'sidebar.php'; ?>

    <div class="content">
        <h2><?php echo $t['header_title']; ?></h2>
        <?php echo $message; ?>

        <div style="display: grid; grid-template-columns: 1fr 2fr; gap: 30px;">
            <div class="card">
                <h3><?php echo $t['upload_title']; ?></h3>
                <form method="POST" action="themes.php" enctype="multipart/form-data">
                    <div class="form-group">
                        <label><?php echo $t['choose_zip']; ?></label>
                        <input type="file" name="theme_zip" accept=".zip" required style="margin-bottom: 15px; display: block;">
                    </div>
                    <button type="submit" class="btn" style="width: 100%;"><?php echo $t['btn_upload']; ?></button>
                </form>
            </div>

            <div class="card">
                <h3><?php echo $t['list_title']; ?></h3>
                <table>
                    <thead>
                        <tr>
                            <th><?php echo $t['th_name']; ?></th>
                            <th><?php echo $t['th_status']; ?></th>
                            <th><?php echo $t['th_action']; ?></th>
                        </tr>
                    </thead>
                    <tbody>
                        <?php foreach($available_themes as$th): ?>
                        <tr>
                            <td><strong style="font-family: monospace; font-size: 16px; color: var(--primary);"><?php echo htmlspecialchars($th); ?></strong></td>
                            <td>
                                <?php if ($th ===$active_theme): ?>
                                    <span class="badge-active"><?php echo $t['badge_active']; ?></span>
                                <?php else: ?>
                                    <span style="color: var(--text-muted); font-size: 13px; font-weight: 600; text-transform: uppercase;"><?php echo $t['badge_inactive']; ?></span>
                                <?php endif; ?>
                            </td>
                            <td>
                                <?php if ($th !==$active_theme): ?>
                                    <a href="themes.php?activate=<?php echo urlencode($th); ?>" class="btn-activate"><?php echo $t['btn_activate']; ?></a>
                                    
                                    <?php if ($th !== 'default'): ?>
                                        <a href="themes.php?delete=<?php echo urlencode($th); ?>" class="btn-delete" onclick="return confirm('Σίγουρα διαγραφή;');"><?php echo $t['btn_delete']; ?></a>
                                    <?php endif; ?>
                                    
                                <?php else: ?>
                                    <em style="color: var(--text-muted); font-size: 13px; font-weight: 600;"><?php echo $t['in_use']; ?></em>
                                <?php endif; ?>
                            </td>
                        </tr>
                        <?php endforeach; ?>
                    </tbody>
                </table>
            </div>
        </div>
    </div>

</body>
</html>