272 lines
11 KiB
PHP
272 lines
11 KiB
PHP
<?php
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/**
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* 🚨 DIAGNÓSTICO RÁPIDO - ERROR 500
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* Script para identificar la causa del error Internal Server Error
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*/
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// Deshabilitar reporting de errores por si está causando problemas
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error_reporting(E_ALL);
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ini_set('display_errors', 1);
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echo "<!DOCTYPE html><html><head><meta charset='UTF-8'>";
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echo "<title>🚨 Diagnóstico Error 500</title>";
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echo "<style>body{font-family:monospace;margin:20px;background:#1a1a1a;color:#00ff00}";
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echo ".ok{color:#00ff00}.error{color:#ff0040}.warning{color:#ffaa00}";
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echo ".section{background:#222;padding:15px;margin:10px 0;border-radius:5px}";
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echo "h2{color:#00ccff;border-bottom:2px solid #333}";
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echo "</style></head><body>";
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echo "<h1>🚨 DIAGNÓSTICO ERROR 500 - WhatsApp Bot</h1>";
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echo "<p>Fecha: " . date('Y-m-d H:i:s') . "</p>";
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// 1. TEST BÁSICO PHP
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echo "<div class='section'><h2>📍 1. TEST BÁSICO PHP</h2>";
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echo "<div class='ok'>✅ PHP está funcionando (versión: " . phpversion() . ")</div>";
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if (version_compare(phpversion(), '7.4', '>=')) {
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echo "<div class='ok'>✅ Versión PHP compatible</div>";
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} else {
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echo "<div class='error'>❌ Versión PHP muy antigua (requiere 7.4+)</div>";
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}
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echo "</div>";
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// 2. TEST ARCHIVOS CRÍTICOS
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echo "<div class='section'><h2>📂 2. ARCHIVOS CRÍTICOS</h2>";
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$critical_files = [
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'config/config.php' => 'Configuración principal',
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'classes/Database.php' => 'Clase Database',
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'index.php' => 'Dashboard principal',
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'login.php' => 'Sistema de login',
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'.htaccess' => 'Configuración Apache'
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];
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foreach ($critical_files as $file => $desc) {
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if (file_exists($file)) {
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echo "<div class='ok'>✅ $file ($desc)</div>";
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// Test de carga PHP (sin shell_exec)
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if (str_ends_with($file, '.php')) {
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try {
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// Intentar incluir el archivo para verificar errores
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if ($file === 'config/config.php') {
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// Test especial para config.php
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ob_start();
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$error_before = error_get_last();
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include_once $file;
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$output = ob_get_clean();
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$error_after = error_get_last();
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if ($error_after && $error_after !== $error_before) {
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echo "<div class='error'> → ❌ Error en archivo: " . htmlspecialchars($error_after['message']) . "</div>";
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} elseif (!empty($output)) {
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echo "<div class='warning'> → ⚠️ Archivo produce output: " . htmlspecialchars(substr($output, 0, 100)) . "</div>";
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} else {
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echo "<div class='ok'> → ✅ Archivo se carga correctamente</div>";
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}
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} else {
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echo "<div class='ok'> → ✅ Archivo PHP existe</div>";
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}
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} catch (ParseError $e) {
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echo "<div class='error'> → ❌ ERROR SINTAXIS: " . htmlspecialchars($e->getMessage()) . "</div>";
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} catch (Error $e) {
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echo "<div class='error'> → ❌ ERROR: " . htmlspecialchars($e->getMessage()) . "</div>";
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} catch (Exception $e) {
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echo "<div class='warning'> → ⚠️ ADVERTENCIA: " . htmlspecialchars($e->getMessage()) . "</div>";
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}
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}
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} else {
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echo "<div class='error'>❌ FALTA: $file ($desc)</div>";
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}
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}
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echo "</div>";
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// 3. TEST PERMISOS
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echo "<div class='section'><h2>🔐 3. PERMISOS</h2>";
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$dirs_permissions = [
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'logs/' => ['required' => '777', 'writable' => true],
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'uploads/' => ['required' => '777', 'writable' => true],
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'config/' => ['required' => '755', 'writable' => false],
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'.' => ['required' => '755', 'writable' => false]
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];
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foreach ($dirs_permissions as $dir => $config) {
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if (is_dir($dir)) {
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$perms = substr(sprintf('%o', fileperms($dir)), -3);
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echo "<div class='ok'>✅ $dir existe (permisos: $perms)</div>";
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if ($config['writable'] && !is_writable($dir)) {
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echo "<div class='error'> → ❌ No es escribible (necesita chmod 777)</div>";
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}
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} else {
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echo "<div class='error'>❌ Directorio $dir no existe</div>";
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}
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}
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echo "</div>";
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// 4. TEST CONFIGURACIÓN
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echo "<div class='section'><h2>⚙️ 4. CONFIGURACIÓN</h2>";
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if (file_exists('config/config.php')) {
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try {
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ob_start();
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include_once 'config/config.php';
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$config_output = ob_get_clean();
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if (!empty($config_output)) {
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echo "<div class='error'>❌ config.php produce output: " . htmlspecialchars($config_output) . "</div>";
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} else {
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echo "<div class='ok'>✅ config.php se carga sin errores</div>";
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}
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// Verificar constantes básicas
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$constants = ['DB_HOST', 'DB_NAME', 'DB_USER', 'DB_PASS'];
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foreach ($constants as $const) {
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if (defined($const)) {
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$value = constant($const);
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$display_value = ($const === 'DB_PASS') ? '***' : $value;
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echo "<div class='ok'>✅ $const = '$display_value'</div>";
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} else {
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echo "<div class='error'>❌ Constante $const no definida</div>";
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}
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}
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} catch (Exception $e) {
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echo "<div class='error'>❌ Error cargando config.php: " . htmlspecialchars($e->getMessage()) . "</div>";
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} catch (Error $e) {
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echo "<div class='error'>❌ Error fatal en config.php: " . htmlspecialchars($e->getMessage()) . "</div>";
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}
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} else {
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echo "<div class='error'>❌ config/config.php no encontrado</div>";
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}
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echo "</div>";
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// 5. TEST BASE DE DATOS
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echo "<div class='section'><h2>🗄️ 5. BASE DE DATOS</h2>";
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if (defined('DB_HOST') && defined('DB_NAME')) {
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try {
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$dsn = "mysql:host=" . DB_HOST . ";dbname=" . DB_NAME . ";charset=utf8mb4";
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$pdo = new PDO($dsn, DB_USER, DB_PASS, [
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PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
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PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC
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]);
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echo "<div class='ok'>✅ Conexión a base de datos exitosa</div>";
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// Verificar tablas principales
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$tables = ['conversations', 'conversations', 'system_config'];
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foreach ($tables as $table) {
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$stmt = $pdo->query("SHOW TABLES LIKE '$table'");
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if ($stmt->rowCount() > 0) {
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echo "<div class='ok'>✅ Tabla '$table' existe</div>";
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} else {
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echo "<div class='warning'>⚠️ Tabla '$table' no existe</div>";
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}
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}
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} catch (PDOException $e) {
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echo "<div class='error'>❌ Error BD: " . htmlspecialchars($e->getMessage()) . "</div>";
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}
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} else {
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echo "<div class='error'>❌ Configuración de BD incompleta</div>";
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}
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echo "</div>";
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// 6. TEST .HTACCESS
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echo "<div class='section'><h2>🛡️ 6. .HTACCESS</h2>";
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if (file_exists('.htaccess')) {
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$htaccess_size = filesize('.htaccess');
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echo "<div class='ok'>✅ .htaccess existe ($htaccess_size bytes)</div>";
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// Verificar sintaxis básica
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$htaccess_content = file_get_contents('.htaccess');
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$problematic_lines = [];
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// Buscar sintaxis antigua que puede causar problemas
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if (strpos($htaccess_content, 'Order Allow,Deny') !== false) {
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$problematic_lines[] = "Sintaxis antigua 'Order Allow,Deny' (usar 'Require all denied')";
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}
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if (strpos($htaccess_content, 'Allow from') !== false) {
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$problematic_lines[] = "Sintaxis antigua 'Allow from' (usar 'Require ip')";
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}
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if (empty($problematic_lines)) {
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echo "<div class='ok'>✅ Sintaxis .htaccess parece correcta</div>";
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} else {
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foreach ($problematic_lines as $issue) {
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echo "<div class='error'>❌ $issue</div>";
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}
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}
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} else {
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echo "<div class='error'>❌ .htaccess no encontrado</div>";
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}
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echo "</div>";
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// 7. TEST MÓDULOS APACHE
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echo "<div class='section'><h2>🔧 7. EXTENSIONES PHP</h2>";
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$required_extensions = ['pdo', 'pdo_mysql', 'curl', 'json', 'mbstring', 'openssl'];
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foreach ($required_extensions as $ext) {
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if (extension_loaded($ext)) {
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echo "<div class='ok'>✅ Extensión '$ext' habilitada</div>";
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} else {
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echo "<div class='error'>❌ Extensión '$ext' NO habilitada</div>";
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}
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}
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// Verificar funciones deshabilitadas
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$dangerous_functions = ['shell_exec', 'exec', 'system', 'passthru'];
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$disabled_functions = explode(',', ini_get('disable_functions'));
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$disabled_functions = array_map('trim', $disabled_functions);
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echo "<div class='ok'><strong>Funciones del sistema:</strong></div>";
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foreach ($dangerous_functions as $func) {
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if (in_array($func, $disabled_functions)) {
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echo "<div class='warning'>⚠️ $func() deshabilitada (normal en hosting)</div>";
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} else {
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echo "<div class='ok'>✅ $func() habilitada</div>";
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}
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}
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echo "</div>";
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// 8. INFORMACIÓN DEL SERVIDOR
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echo "<div class='section'><h2>🖥️ 8. INFO SERVIDOR</h2>";
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echo "<div class='ok'>Servidor: " . ($_SERVER['SERVER_SOFTWARE'] ?? 'Desconocido') . "</div>";
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echo "<div class='ok'>PHP: " . PHP_VERSION . "</div>";
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echo "<div class='ok'>SAPI: " . php_sapi_name() . "</div>";
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echo "<div class='ok'>Directorio: " . __DIR__ . "</div>";
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echo "<div class='ok'>Usuario: " . get_current_user() . "</div>";
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// Límites PHP importantes
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$limits = [
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'memory_limit' => ini_get('memory_limit'),
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'max_execution_time' => ini_get('max_execution_time'),
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'upload_max_filesize' => ini_get('upload_max_filesize'),
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'post_max_size' => ini_get('post_max_size')
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];
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foreach ($limits as $setting => $value) {
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echo "<div class='ok'>$setting: $value</div>";
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}
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echo "</div>";
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// 9. SUGERENCIAS DE SOLUCIÓN
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echo "<div class='section'><h2>🔧 9. ACCIONES RECOMENDADAS</h2>";
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echo "<div class='warning'><strong>Si hay errores arriba, prueba estas soluciones:</strong></div>";
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echo "<div class='warning'>1. <strong>Error sintaxis PHP:</strong> Corregir archivo mostrado</div>";
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echo "<div class='warning'>2. <strong>Permisos:</strong> chmod 777 logs/ uploads/</div>";
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echo "<div class='warning'>3. <strong>Base datos:</strong> Verificar credenciales en config.php</div>";
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echo "<div class='warning'>4. <strong>.htaccess:</strong> Renombrar temporalmente a .htaccess.bak</div>";
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echo "<div class='warning'>5. <strong>PHP version:</strong> Cambiar a PHP 8.1+ en panel</div>";
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echo "<br><div class='ok'><strong>TESTS RÁPIDOS:</strong></div>";
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echo "<div class='ok'>• Renombra .htaccess → .htaccess.bak y prueba</div>";
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echo "<div class='ok'>• Ve a login.php directamente</div>";
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echo "<div class='ok'>• Revisa error log del servidor</div>";
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echo "</div>";
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echo "<div class='section'><h2>📱 10. CONTACTO</h2>";
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echo "<div class='ok'>Si necesitas ayuda, envía screenshot de este diagnóstico</div>";
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echo "</div>";
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echo "</body></html>";
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?>
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