website/admin/debug_ajax.php

<?php
// Debug script to identify 500 error causes
error_reporting(E_ALL);
ini_set('display_errors', 1);
ini_set('log_errors', 1);

echo "<h1>AJAX Debug - Step by Step</h1>";

// Test 1: Basic PHP
echo "<p>✓ PHP is working</p>";

// Test 2: Include config
try {
    require_once '../includes/config.php';
    echo "<p>✓ Config included</p>";
} catch (Exception $e) {
    echo "<p>✗ Config error: " . $e->getMessage() . "</p>";
    exit;
}

// Test 3: Include database
try {
    require_once '../includes/database.php';
    echo "<p>✓ Database included</p>";
} catch (Exception $e) {
    echo "<p>✗ Database error: " . $e->getMessage() . "</p>";
    exit;
}

// Test 4: Check Database class
if (class_exists('Database')) {
    echo "<p>✓ Database class exists</p>";
} else {
    echo "<p>✗ Database class not found</p>";
    exit;
}

// Test 5: Get Database instance
try {
    $db = Database::getInstance();
    echo "<p>✓ Database instance created</p>";
} catch (Exception $e) {
    echo "<p>✗ Database instance error: " . $e->getMessage() . "</p>";
    exit;
}

// Test 6: Include WordPress import
try {
    require_once '../includes/wordpress_import.php';
    echo "<p>✓ WordPress import included</p>";
} catch (Exception $e) {
    echo "<p>✗ WordPress import error: " . $e->getMessage() . "</p>";
    exit;
}

// Test 7: Check WordPressImport class
if (class_exists('WordPressImport')) {
    echo "<p>✓ WordPressImport class exists</p>";
} else {
    echo "<p>✗ WordPressImport class not found</p>";
    exit;
}

// Test 8: Create WordPressImport instance
try {
    $wpConfig = [
        'host' => '10.15.10.8',
        'database' => 'valtsu_valtsu',
        'username' => 'root',
        'password' => 'jotainaivanmuuta'
    ];
    
    $importer = new WordPressImport($wpConfig);
    echo "<p>✓ WordPressImport instance created</p>";
} catch (Exception $e) {
    echo "<p>✗ WordPressImport creation error: " . $e->getMessage() . "</p>";
    echo "<p>File: " . $e->getFile() . "</p>";
    echo "<p>Line: " . $e->getLine() . "</p>";
    exit;
}

// Test 9: Test connection
try {
    $result = $importer->testConnection();
    echo "<p>✓ Connection test completed</p>";
    echo "<pre>" . print_r($result, true) . "</pre>";
} catch (Exception $e) {
    echo "<p>✗ Connection test error: " . $e->getMessage() . "</p>";
    echo "<p>File: " . $e->getFile() . "</p>";
    echo "<p>Line: " . $e->getLine() . "</p>";
    exit;
}

echo "<h2>All tests completed!</h2>";
?>