Server : Apache/2 System : Linux server-15-235-50-60 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 x86_64 User : gositeme ( 1004) PHP Version : 8.2.29 Disable Function : exec,system,passthru,shell_exec,proc_close,proc_open,dl,popen,show_source,posix_kill,posix_mkfifo,posix_getpwuid,posix_setpgid,posix_setsid,posix_setuid,posix_setgid,posix_seteuid,posix_setegid,posix_uname Directory :  /home/gositeme/domains/soundstudiopro.com/public_html/

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<?php
// AJAX Page Loader - Loads page content without full page refresh
// Preserves global player state across navigation

session_start();
require_once 'config/database.php';

// Set JSON header
header('Content-Type: application/json');

// Prevent caching of AJAX responses
header('Cache-Control: no-cache, no-store, must-revalidate, max-age=0');
header('Pragma: no-cache');
header('Expires: 0');

// Get requested page and parameters
$page = $_GET['page'] ?? '';
$params = $_GET;
unset($params['page']); // Remove page parameter

// Security: Only allow specific pages
// CRITICAL FIX: Removed track.php, artist_profile.php, dashboard.php, community_fixed.php, artist_dashboard.php, and artists.php from AJAX handling - now uses normal navigation
$allowedPages = [
    'admin' => 'admin.php' // This one works
    // Removed problematic pages: track, artist_profile, dashboard, community_fixed, artist_dashboard, artists, library, studio, events, charts, messages, notifications
];

if (!isset($allowedPages[$page])) {
    echo json_encode(['success' => false, 'error' => 'Invalid page']);
    exit;
}

$targetFile = $allowedPages[$page];

if (!file_exists($targetFile)) {
    echo json_encode(['success' => false, 'error' => 'Page not found']);
    exit;
}

try {
    // Start output buffering to capture the page content
    ob_start();
    
    // Set up $_GET parameters for the target page
    foreach ($params as $key => $value) {
        $_GET[$key] = $value;
    }
    
    // IMPORTANT: Set ajax parameter for pages that check it
    $_GET['ajax'] = '1';
    
    // Check if this is an authentication-required page
    $authRequiredPages = ['dashboard', 'library', 'profile'];
    if (in_array($page, $authRequiredPages)) {
        // Ensure session is started and user is logged in
        if (!isset($_SESSION['user_id'])) {
            echo json_encode([
                'success' => false, 
                'error' => 'Authentication required',
                'redirect' => '/auth/login_new.php'
            ]);
            exit;
        }
    }
    
    // Include the target page
    include $targetFile;
    
    // Get the captured content
    $content = ob_get_clean();
    
    // Validate content is not empty
    if (empty($content)) {
        throw new Exception('Page returned empty content');
    }
    
    // IMPROVED: Clean up content for AJAX loading - Prevent conflicts
    
    // Remove duplicate AJAX navigation scripts
    $content = preg_replace('/<script[^>]*src="[^"]*ajax_navigation\.js"[^>]*><\/script>/s', '', $content);
    
    // Remove duplicate global player instances
    $content = preg_replace('/<div[^>]*id="enhancedGlobalPlayer"[^>]*>.*?<\/div>/s', '', $content);
    
    // Remove footer completely (keep header for navigation)
    $content = preg_replace('/<footer[^>]*>.*?<\/footer>/s', '', $content);
    
    // Remove problematic inline scripts that cause navigation issues
    $content = preg_replace('/<script[^>]*>.*?window\.location\.href.*?<\/script>/s', '', $content);
    $content = preg_replace('/<script[^>]*>.*?document\.write.*?<\/script>/s', '', $content);
    $content = preg_replace('/<script[^>]*>.*?location\.reload.*?<\/script>/s', '', $content);
    
    // CRITICAL FIX: Better header handling for AJAX requests
    if (strpos($content, '<header') !== false || strpos($content, '<nav') !== false) {
        // Remove header content to prevent duplication
        $content = preg_replace('/<header[^>]*>.*?<\/header>/s', '', $content);
        
        // Remove navigation elements
        $content = preg_replace('/<nav[^>]*class="[^"]*navbar[^"]*"[^>]*>.*?<\/nav>/s', '', $content);
        
        // Remove any duplicate HTML structure elements
        $content = preg_replace('/<html[^>]*>|<\/html>/s', '', $content);
        $content = preg_replace('/<body[^>]*>|<\/body>/s', '', $content);
        $content = preg_replace('/<head[^>]*>.*?<\/head>/s', '', $content);
        
        // Remove any remaining navigation-related elements
        $content = preg_replace('/<div[^>]*class="[^"]*navbar[^"]*"[^>]*>.*?<\/div>/s', '', $content);
        $content = preg_replace('/<div[^>]*id="[^"]*navigation[^"]*"[^>]*>.*?<\/div>/s', '', $content);
        
        error_log('📄 Header-including page detected, cleaned for AJAX loading: ' . $page);
    }
    
    // Remove any remaining problematic elements
    $content = preg_replace('/<div[^>]*class="[^"]*header[^"]*"[^>]*>.*?<\/div>/s', '', $content);
    $content = preg_replace('/<div[^>]*id="[^"]*navigation[^"]*"[^>]*>.*?<\/div>/s', '', $content);
    
    // Return successful response
    echo json_encode([
        'success' => true,
        'content' => $content,
        'page' => $page,
        'title' => ucfirst($page),
        'url' => $targetFile . '?' . http_build_query($params)
    ]);
    
} catch (Exception $e) {
    error_log('AJAX Load Error: ' . $e->getMessage());
    echo json_encode([
        'success' => false, 
        'error' => 'Failed to load page: ' . $e->getMessage()
    ]);
}
?>