Sindbad~EG File Manager

<?php
/**
 * Module Management Installation Script
 * Run this once to set up the module access control system
 */

require_once 'config/config.php';
checkLogin();

// Only superusers can run this
if (!isSuperuser()) {
    die('<div style="padding: 20px; background: #fee; border: 2px solid #c00; color: #c00; font-family: Arial;">
    <h2>Access Denied</h2>
    <p>Only superusers can run the installation script.</p>
    <a href="dashboard.php" style="color: #00f;">Return to Dashboard</a>
    </div>');
}

$db = Database::getInstance()->getConnection();
$errors = [];
$success = [];

// Pre-installation checks
try {
    // Check if module_management table exists
    $checkTable = $db->query("SHOW TABLES LIKE 'module_management'")->fetch();
    if (!$checkTable) {
        $errors[] = "❌ module_management table does not exist!";
        $errors[] = "Please run the main database setup first before installing Module Management.";
        $errors[] = "The module_management table is required for this installation.";
    }
} catch (Exception $e) {
    $errors[] = "❌ Database check failed: " . $e->getMessage();
}

// If pre-checks failed, don't proceed
if (!empty($errors)) {
    // Skip to display
} else {

try {
    // Read and execute SQL file
    $sqlFile = __DIR__ . '/sql/module_access_control.sql';
    
    if (!file_exists($sqlFile)) {
        throw new Exception("SQL file not found: $sqlFile");
    }
    
    $sql = file_get_contents($sqlFile);
    
    // Remove comments
    $sql = preg_replace('/^--.*$/m', '', $sql);
    $sql = preg_replace('/\/\*.*?\*\//s', '', $sql);
    
    // Split by semicolon and clean up
    $statements = explode(';', $sql);
    $statements = array_map('trim', $statements);
    $statements = array_filter($statements, function($stmt) {
        return !empty($stmt) && strlen($stmt) > 5;
    });
    
    // Check if we have any valid statements
    if (empty($statements)) {
        throw new Exception("No valid SQL statements found in the SQL file");
    }
    
    $transactionStarted = false;
    
    try {
        $db->beginTransaction();
        $transactionStarted = true;
        
        $executedCount = 0;
        foreach ($statements as $index => $statement) {
            if (!empty($statement)) {
                try {
                    // Use exec for queries that don't return results
                    // This prevents unbuffered query issues
                    $result = $db->exec($statement);
                    $executedCount++;
                } catch (PDOException $e) {
                    $errorMsg = $e->getMessage();
                    
                    // Ignore certain acceptable errors
                    if (strpos($errorMsg, 'Duplicate entry') !== false || 
                        strpos($errorMsg, 'already exists') !== false ||
                        strpos($errorMsg, 'Duplicate column') !== false ||
                        strpos($errorMsg, 'Multiple primary key') !== false ||
                        strpos($errorMsg, 'Duplicate key') !== false) {
                        // These are OK - means already installed
                        continue;
                    }
                    
                    // Log the problematic statement for debugging
                    $errors[] = "Statement #" . ($index + 1) . " failed: " . $errorMsg;
                    $errors[] = "Statement was: " . substr($statement, 0, 200) . "...";
                    throw $e;
                }
            }
        }
        
        // Only commit if transaction is still active
        if ($db->inTransaction()) {
            $db->commit();
            $transactionStarted = false;
        }
        
        $success[] = "✅ Executed $executedCount SQL statements successfully";
        $success[] = "✅ Database tables created successfully";
        $success[] = "✅ module_access_levels table created";
        $success[] = "✅ module_access_audit table created";
        $success[] = "✅ Existing modules migrated to new system";
        $success[] = "✅ Module Management module added";
        
    } catch (Exception $e) {
        // Rollback if transaction is active
        if ($transactionStarted && $db->inTransaction()) {
            $db->rollBack();
        }
        throw $e; // Re-throw to be caught by outer catch
    }
    
    // Verify installation (outside of transaction)
    // Use prepared statements to avoid unbuffered query issues
    try {
        $stmt = $db->prepare("SHOW TABLES LIKE 'module_access%'");
        $stmt->execute();
        $tables = $stmt->fetchAll();
        $stmt->closeCursor(); // Important: close cursor before next query
        $success[] = "✅ Found " . count($tables) . " access control tables";
        
        // Count modules
        $stmt = $db->prepare("SELECT COUNT(*) FROM module_management");
        $stmt->execute();
        $moduleCount = $stmt->fetchColumn();
        $stmt->closeCursor();
        $success[] = "✅ Total modules in system: " . $moduleCount;
        
        // Count access permissions
        $stmt = $db->prepare("SELECT COUNT(*) FROM module_access_levels");
        $stmt->execute();
        $accessCount = $stmt->fetchColumn();
        $stmt->closeCursor();
        $success[] = "✅ Total access permissions configured: " . $accessCount;
    } catch (Exception $e) {
        // Verification failed but installation succeeded
        $success[] = "⚠️ Verification queries failed, but installation completed";
    }
    
} catch (Exception $e) {
    if ($db->inTransaction()) {
        $db->rollBack();
    }
    $errors[] = "❌ Installation failed: " . $e->getMessage();
    $errors[] = "Stack trace: " . $e->getTraceAsString();
}

} // End of else block from pre-installation checks

?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Module Management Installation</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
</head>
<body class="bg-gray-100">
    <div class="min-h-screen flex items-center justify-center p-4">
        <div class="max-w-4xl w-full bg-white rounded-2xl shadow-2xl p-8">
            
            <!-- Header -->
            <div class="text-center mb-8">
                <div class="inline-flex items-center justify-center w-20 h-20 rounded-full bg-gradient-to-br from-blue-500 to-purple-600 mb-4">
                    <i class="fas fa-sliders-h text-3xl text-white"></i>
                </div>
                <h1 class="text-4xl font-bold text-gray-800 mb-2">Module Management Installation</h1>
                <p class="text-gray-600">Setting up role-based module access control system</p>
            </div>

            <!-- Success Messages -->
            <?php if (!empty($success)): ?>
                <div class="bg-green-50 border-l-4 border-green-500 p-6 rounded-lg mb-6">
                    <div class="flex items-start">
                        <i class="fas fa-check-circle text-green-500 text-2xl mr-4 mt-1"></i>
                        <div class="flex-1">
                            <h3 class="text-lg font-bold text-green-800 mb-3">Installation Successful!</h3>
                            <ul class="space-y-2">
                                <?php foreach ($success as $msg): ?>
                                    <li class="text-green-700 flex items-center">
                                        <i class="fas fa-check mr-2 text-sm"></i>
                                        <?php echo htmlspecialchars($msg); ?>
                                    </li>
                                <?php endforeach; ?>
                            </ul>
                        </div>
                    </div>
                </div>
            <?php endif; ?>

            <!-- Error Messages -->
            <?php if (!empty($errors)): ?>
                <div class="bg-red-50 border-l-4 border-red-500 p-6 rounded-lg mb-6">
                    <div class="flex items-start">
                        <i class="fas fa-exclamation-circle text-red-500 text-2xl mr-4 mt-1"></i>
                        <div class="flex-1">
                            <h3 class="text-lg font-bold text-red-800 mb-3">Installation Failed</h3>
                            <ul class="space-y-2">
                                <?php foreach ($errors as $msg): ?>
                                    <li class="text-red-700 text-sm font-mono"><?php echo htmlspecialchars($msg); ?></li>
                                <?php endforeach; ?>
                            </ul>
                        </div>
                    </div>
                </div>
                
                <!-- Help if module_management table missing -->
                <?php if (strpos(implode(' ', $errors), 'module_management table does not exist') !== false): ?>
                    <div class="bg-yellow-50 border-l-4 border-yellow-500 p-6 rounded-lg mb-6">
                        <h3 class="text-lg font-bold text-yellow-800 mb-4">
                            <i class="fas fa-lightbulb mr-2"></i>How to Fix This
                        </h3>
                        <div class="text-yellow-700 space-y-3">
                            <p><strong>The `module_management` table is required but doesn't exist in your database.</strong></p>
                            
                            <p class="font-semibold">Option 1: Run the main database setup</p>
                            <p>Check if you have a <code class="bg-yellow-100 px-2 py-1 rounded">database/schema.sql</code> file and import it into your database.</p>
                            
                            <p class="font-semibold mt-4">Option 2: Create the table manually</p>
                            <p>Run this SQL in your database:</p>
                            <pre class="bg-yellow-100 p-3 rounded mt-2 text-xs overflow-x-auto">CREATE TABLE module_management (
    id INT AUTO_INCREMENT PRIMARY KEY,
    module_name VARCHAR(100) NOT NULL,
    module_description TEXT,
    module_icon VARCHAR(100),
    module_url VARCHAR(255),
    display_order INT DEFAULT 0,
    required_role VARCHAR(50),
    is_active BOOLEAN DEFAULT TRUE,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    INDEX idx_display_order (display_order),
    INDEX idx_is_active (is_active)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;</pre>
                            
                            <p class="mt-4"><strong>After creating the table, refresh this page to try again.</strong></p>
                        </div>
                    </div>
                <?php endif; ?>
            <?php endif; ?>

            <!-- What was installed -->
            <?php if (empty($errors)): ?>
                <div class="bg-blue-50 border-l-4 border-blue-500 p-6 rounded-lg mb-6">
                    <h3 class="text-lg font-bold text-blue-800 mb-4">
                        <i class="fas fa-info-circle mr-2"></i>What Was Installed
                    </h3>
                    <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                        <div class="bg-white p-4 rounded-lg">
                            <h4 class="font-semibold text-gray-800 mb-2">📊 Database Tables</h4>
                            <ul class="text-sm text-gray-600 space-y-1">
                                <li>• <code class="bg-gray-100 px-2 py-1 rounded">module_access_levels</code></li>
                                <li>• <code class="bg-gray-100 px-2 py-1 rounded">module_access_audit</code></li>
                                <li>• Updated <code class="bg-gray-100 px-2 py-1 rounded">module_management</code></li>
                            </ul>
                        </div>
                        <div class="bg-white p-4 rounded-lg">
                            <h4 class="font-semibold text-gray-800 mb-2">⚙️ Features Added</h4>
                            <ul class="text-sm text-gray-600 space-y-1">
                                <li>• Role-based module access control</li>
                                <li>• Per-level module enable/disable</li>
                                <li>• Access change audit logging</li>
                                <li>• Module categories</li>
                            </ul>
                        </div>
                        <div class="bg-white p-4 rounded-lg">
                            <h4 class="font-semibold text-gray-800 mb-2">🎯 Access Levels</h4>
                            <ul class="text-sm text-gray-600 space-y-1">
                                <li>• Assembly Admin</li>
                                <li>• District Admin</li>
                                <li>• Area Admin</li>
                                <li>• Superuser</li>
                            </ul>
                        </div>
                        <div class="bg-white p-4 rounded-lg">
                            <h4 class="font-semibold text-gray-800 mb-2">🔐 Protected Modules</h4>
                            <ul class="text-sm text-gray-600 space-y-1">
                                <li>• Dashboard (Critical)</li>
                                <li>• Settings (Critical)</li>
                                <li>• Notifications (Critical)</li>
                                <li>• Users (Critical)</li>
                            </ul>
                        </div>
                    </div>
                </div>

                <!-- Next Steps -->
                <div class="bg-purple-50 border-l-4 border-purple-500 p-6 rounded-lg mb-6">
                    <h3 class="text-lg font-bold text-purple-800 mb-4">
                        <i class="fas fa-rocket mr-2"></i>Next Steps
                    </h3>
                    <ol class="space-y-3 text-purple-700">
                        <li class="flex items-start">
                            <span class="font-bold mr-3">1.</span>
                            <span>Access the <strong>Module Management</strong> page from your sidebar menu</span>
                        </li>
                        <li class="flex items-start">
                            <span class="font-bold mr-3">2.</span>
                            <span>Review which modules are enabled for each access level</span>
                        </li>
                        <li class="flex items-start">
                            <span class="font-bold mr-3">3.</span>
                            <span>Toggle access for specific admin levels as needed</span>
                        </li>
                        <li class="flex items-start">
                            <span class="font-bold mr-3">4.</span>
                            <span>Test with different user accounts to verify access control</span>
                        </li>
                        <li class="flex items-start">
                            <span class="font-bold mr-3">5.</span>
                            <span>Review the audit log to track access changes</span>
                        </li>
                    </ol>
                </div>

                <!-- Important Notes -->
                <div class="bg-yellow-50 border-l-4 border-yellow-500 p-6 rounded-lg">
                    <h3 class="text-lg font-bold text-yellow-800 mb-3">
                        <i class="fas fa-exclamation-triangle mr-2"></i>Important Notes
                    </h3>
                    <ul class="space-y-2 text-yellow-700 text-sm">
                        <li>⚠️ Critical modules (Dashboard, Settings, etc.) cannot be disabled</li>
                        <li>⚠️ Superuser access cannot be disabled for any module</li>
                        <li>⚠️ All access changes are logged in the audit table</li>
                        <li>⚠️ Sidebar menu updates automatically based on module access</li>
                        <li>⚠️ Users must log out and log back in to see menu changes</li>
                    </ul>
                </div>
            <?php endif; ?>

            <!-- Action Buttons -->
            <div class="mt-8 flex gap-4 justify-center">
                <a href="<?php echo BASE_URL; ?>modules/module-management/index.php" 
                   class="px-6 py-3 bg-gradient-to-r from-blue-500 to-purple-600 text-white rounded-lg hover:from-blue-600 hover:to-purple-700 transition shadow-lg flex items-center gap-2">
                    <i class="fas fa-sliders-h"></i>
                    Open Module Management
                </a>
                <a href="<?php echo BASE_URL; ?>dashboard.php" 
                   class="px-6 py-3 bg-gray-500 text-white rounded-lg hover:bg-gray-600 transition shadow-lg flex items-center gap-2">
                    <i class="fas fa-home"></i>
                    Back to Dashboard
                </a>
            </div>

        </div>
    </div>
</body>
</html>