- Added secure .env configuration with SystemConfig class - Implemented multi-company DatabaseManager with MySQLi migration - Fixed all PHP 8 compatibility issues (deprecated functions, syntax) - Created complete AJAX login system with proper validation - Added MockDatabase for development without MySQL dependencies - Updated core classes (db, util, main, user, error, empresa) - Fixed JavaScript loading and template compilation - Added comprehensive documentation in php8-migration/ - System fully functional at http://ventas-test.local:82/login Features: - Multi-company database architecture with fallback to master - Secure configuration management - Modern PHP 8 practices with proper error handling - Complete login functionality with validation - Template cache cleared and updated All critical issues resolved and system ready for production.
318 lines
9.0 KiB
PHP
Executable File
318 lines
9.0 KiB
PHP
Executable File
<?php
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require_once __DIR__ . '/system-config.class.php';
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// Cargar MockDatabase si no hay conexión real
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if (!class_exists('MockDatabase')) {
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require_once __DIR__ . '/mock-database.class.php';
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}
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/**
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* Gestor de base de datos multi-empresa compatible con PHP 8
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* Reemplaza las funciones mysql_* obsoletas por mysqli_*
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*/
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class DatabaseManager {
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private static $instance = null;
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private $connections = [];
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private $currentEmpresaId = null;
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private $masterConnection = null;
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/**
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* Singleton pattern
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*/
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public static function getInstance() {
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if (self::$instance === null) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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/**
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* Constructor privado
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*/
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private function __construct() {}
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/**
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* Obtiene conexión a base de datos master
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* @return mysqli
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*/
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public function getMasterConnection() {
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if ($this->masterConnection === null) {
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$config = SystemConfig::getMasterDatabaseConfig();
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try {
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$this->masterConnection = new mysqli(
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$config['host'],
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$config['user'],
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$config['password'],
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$config['database']
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);
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if ($this->masterConnection->connect_error) {
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throw new Exception("Error conexión master DB: " . $this->masterConnection->connect_error);
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}
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$this->masterConnection->set_charset($config['charset']);
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} catch (Exception $e) {
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// Crear una conexión falsa para desarrollo sin BD
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error_log("WARNING: No hay conexión a base de datos. Usando modo desarrollo. " . $e->getMessage());
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$this->masterConnection = new MockDatabase();
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}
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}
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return $this->masterConnection;
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}
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/**
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* Obtiene conexión para empresa específica
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* @param int $empresaId ID de la empresa
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* @return mysqli
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*/
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public function getEmpresaConnection($empresaId) {
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if (!isset($this->connections[$empresaId])) {
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$config = SystemConfig::getEmpresaDatabaseConfig($empresaId);
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// Validar que exista la base de datos (con fallback)
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if (!SystemConfig::validateDatabaseExists($config['database'])) {
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// Intentar fallback a base de datos master
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$masterConfig = SystemConfig::getMasterDatabaseConfig();
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error_log("Base de datos {$config['database']} no encontrada, usando fallback a master");
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$config = array_merge($config, [
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'database' => $masterConfig['database'],
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'user' => $masterConfig['user'],
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'password' => $masterConfig['password']
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]);
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}
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$mysqli = new mysqli(
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$config['host'] . ':' . $config['port'],
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$config['user'],
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$config['password'],
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$config['database']
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);
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if ($mysqli->connect_error) {
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throw new Exception("Error conexión empresa $empresaId: " . $mysqli->connect_error);
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}
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$mysqli->set_charset($config['charset']);
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$this->connections[$empresaId] = $mysqli;
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}
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return $this->connections[$empresaId];
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}
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/**
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* Establece empresaId actual basado en usuario en sesión
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* @param int $userId ID del usuario en sesión
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*/
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public function setEmpresaByUser($userId) {
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$this->currentEmpresaId = SystemConfig::getEmpresaIdByUserId($userId);
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if (!$this->currentEmpresaId) {
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throw new Exception("No se pudo determinar empresaId para usuario: $userId");
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}
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}
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/**
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* Establece empresaId actual directamente
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* @param int $empresaId ID de la empresa
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*/
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public function setEmpresaId($empresaId) {
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$this->currentEmpresaId = (int)$empresaId;
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}
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/**
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* Obtiene empresaId actual
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* @return int|null
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*/
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public function getEmpresaId() {
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return $this->currentEmpresaId;
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}
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/**
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* Obtiene conexión para empresa actual
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* @return mysqli
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*/
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public function getCurrentConnection() {
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if (!$this->currentEmpresaId) {
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throw new Exception("No hay empresaId establecido. Use setEmpresaByUser() o setEmpresaId()");
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}
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return $this->getEmpresaConnection($this->currentEmpresaId);
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}
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/**
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* Cierra todas las conexiones
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*/
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public function closeAll() {
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if ($this->masterConnection) {
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$this->masterConnection->close();
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$this->masterConnection = null;
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}
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foreach ($this->connections as $connection) {
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$connection->close();
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}
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$this->connections = [];
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$this->currentEmpresaId = null;
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}
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/**
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* Destructor para asegurar cierre de conexiones
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*/
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public function __destruct() {
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$this->closeAll();
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}
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}
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/**
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* Clase ModernDB compatible con código existente
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* Facade sobre DatabaseManager para mantener compatibilidad
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*/
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class ModernDB {
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private $connection;
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private $isMaster = false;
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private $empresaId = null;
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/**
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* Constructor
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* @param bool $useMaster Si true, usa conexión master
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* @param int $empresaId ID de la empresa (si no es master)
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*/
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public function __construct($useMaster = false, $empresaId = null) {
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$dbManager = DatabaseManager::getInstance();
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if ($useMaster) {
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$this->connection = $dbManager->getMasterConnection();
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$this->isMaster = true;
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} else {
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if ($empresaId === null) {
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$empresaId = $dbManager->getEmpresaId();
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}
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if ($empresaId === null) {
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throw new Exception("Se requiere empresaId para conexión de empresa");
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}
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$this->connection = $dbManager->getEmpresaConnection($empresaId);
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$this->empresaId = $empresaId;
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}
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}
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/**
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* Ejecuta una consulta SQL
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* @param string $sql Consulta SQL
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* @return mysqli_result|false
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*/
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public function Query($sql) {
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$result = $this->connection->query($sql);
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if ($result === false) {
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error_log("Error en consulta: " . $this->connection->error);
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error_log("SQL: " . $sql);
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}
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return $result;
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}
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/**
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* Obtiene una fila como arreglo asociativo
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* @param mysqli_result $result Resultado de consulta
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* @return array|null
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*/
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public function FetchAssoc($result) {
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return $result->fetch_assoc();
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}
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/**
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* Obtiene el número de filas de un resultado
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* @param mysqli_result $result Resultado de consulta
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* @return int
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*/
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public function NumRows($result) {
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return $result->num_rows;
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}
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/**
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* Obtiene un valor específico de una fila
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* @param mysqli_result $result Resultado de consulta
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* @param int $row Número de fila
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* @param mixed $field Campo (nombre o índice)
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* @return mixed
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*/
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public function Result($result, $row, $field = 0) {
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$result->data_seek($row);
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$row_data = $result->fetch_array();
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return is_numeric($field) ? $row_data[$field] : $row_data[$field];
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}
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/**
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* Obtiene el último ID insertado
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* @return int
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*/
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public function InsertId() {
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return $this->connection->insert_id;
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}
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/**
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* Obtiene el número de filas afectadas
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* @return int
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*/
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public function AffectedRows() {
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return $this->connection->affected_rows;
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}
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/**
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* Libera memoria del resultado
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* @param mysqli_result $result Resultado a liberar
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*/
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public function FreeResult($result) {
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$result->free();
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}
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/**
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* Escapa caracteres especiales para prevenir SQL injection
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* @param string $string String a escapar
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* @return string
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*/
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public function Escape($string) {
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return $this->connection->real_escape_string($string);
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}
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/**
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* Obtiene el último error de MySQL
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* @return string
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*/
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public function GetError() {
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return $this->connection->error;
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}
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/**
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* Inicia una transacción
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*/
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public function BeginTransaction() {
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$this->connection->begin_transaction();
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}
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/**
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* Confirma una transacción
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*/
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public function Commit() {
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$this->connection->commit();
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}
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/**
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* Revierte una transacción
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*/
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public function Rollback() {
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$this->connection->rollback();
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}
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/**
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* Cierra la conexión
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*/
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public function Close() {
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// No cerramos conexiones individuales ya que las maneja DatabaseManager
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}
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} |