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<?php |
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/** |
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* KumbiaPHP web & app Framework |
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* |
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* LICENSE |
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* |
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* This source file is subject to the new BSD license that is bundled |
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* with this package in the file LICENSE.txt. |
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* It is also available through the world-wide-web at this URL: |
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* http://wiki.kumbiaphp.com/Licencia |
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* If you did not receive a copy of the license and are unable to |
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* obtain it through the world-wide-web, please send an email |
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* to [email protected] so we can send you a copy immediately. |
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* |
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* @category Kumbia |
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* @package Db |
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* @subpackage Adapters |
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* @copyright Copyright (c) 2005 - 2017 Kumbia Team (http://www.kumbiaphp.com) |
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* @license http://wiki.kumbiaphp.com/Licencia New BSD License |
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*/ |
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/** |
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* MySQL Database Support |
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* |
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* @category Kumbia |
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* @package Db |
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* @subpackage Adapters |
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*/ |
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class DbMySQLOld extends DbBase implements DbBaseInterface |
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{ |
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/** |
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* Resource de la Conexión a MySQL |
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* |
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* @var resource |
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*/ |
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public $id_connection; |
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/** |
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* Último Resultado de una Query |
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* |
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* @var resource |
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*/ |
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public $last_result_query; |
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/** |
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* Última sentencia SQL enviada a MySQL |
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* |
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* @var string |
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*/ |
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protected $last_query; |
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/** |
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* Último error generado por MySQL |
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* |
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* @var string |
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*/ |
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public $last_error; |
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/** |
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* Resultado de Array Asociativo |
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* |
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*/ |
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const DB_ASSOC = MYSQL_ASSOC; |
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/** |
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* Resultado de Array Asociativo y Númerico |
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* |
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*/ |
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const DB_BOTH = MYSQL_BOTH; |
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/** |
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* Resultado de Array Númerico |
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* |
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*/ |
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const DB_NUM = MYSQL_NUM; |
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/** |
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* Tipo de Dato Integer |
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* |
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*/ |
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const TYPE_INTEGER = 'INTEGER'; |
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/** |
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* Tipo de Dato Date |
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* |
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*/ |
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const TYPE_DATE = 'DATE'; |
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/** |
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* Tipo de Dato Varchar |
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* |
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*/ |
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const TYPE_VARCHAR = 'VARCHAR'; |
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/** |
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* Tipo de Dato Decimal |
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* |
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*/ |
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const TYPE_DECIMAL = 'DECIMAL'; |
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/** |
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* Tipo de Dato Datetime |
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* |
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*/ |
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const TYPE_DATETIME = 'DATETIME'; |
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/** |
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* Tipo de Dato Char |
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* |
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*/ |
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const TYPE_CHAR = 'CHAR'; |
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/** |
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* Hace una conexión a la base de datos de MySQL |
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* |
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* @param array $config |
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* @return bool |
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*/ |
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public function connect($config) |
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{ |
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if (!extension_loaded('mysql')) { |
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throw new KumbiaException('Debe cargar la extensión de PHP llamada php_mysql'); |
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} |
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if (!isset($config['port']) || !$config['port']) $config['port'] = 3306; |
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if ($this->id_connection = mysql_connect("{$config['host']}:{$config['port']}", $config['username'], $config['password'], true)) { |
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if ($config['name'] !== '') { |
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if (!mysql_select_db($config['name'], $this->id_connection)) { |
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throw new KumbiaException($this->error()); |
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} |
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} |
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//Selecciona charset |
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if (isset($config['charset'])) mysql_query("SET NAMES {$config['charset']}"); |
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//mysql_set_charset($config['charset'],$this->id_connection); //Necesita mysql > 5.0.7 |
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return true; |
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} else { |
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throw new KumbiaException($this->error()); |
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} |
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} |
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/** |
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* Efectua operaciones SQL sobre la base de datos |
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* |
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* @param string $sql_query |
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* @return resource or false |
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*/ |
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public function query($sql_query) |
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{ |
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$this->debug($sql_query); |
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if ($this->logger) { |
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Logger::debug($sql_query); |
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} |
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$this->last_query = $sql_query; |
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if ($result_query = mysql_query($sql_query, $this->id_connection)) { |
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$this->last_result_query = $result_query; |
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return $result_query; |
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} else { |
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throw new KumbiaException($this->error(" al ejecutar <em>\"$sql_query\"</em>")); |
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} |
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} |
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/** |
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* Cierra la Conexión al Motor de Base de datos |
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*/ |
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public function close() |
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{ |
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if ($this->id_connection) { |
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return mysql_close(); |
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} |
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return false; |
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} |
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/** |
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* Devuelve fila por fila el contenido de un select |
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* |
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* @param resource $result_query |
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* @param int $opt |
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* @return array |
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*/ |
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public function fetch_array($result_query='', $opt=MYSQL_BOTH) |
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{ |
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if (!$result_query) { |
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$result_query = $this->last_result_query; |
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if (!$result_query) { |
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return false; |
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} |
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} |
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return mysql_fetch_array($result_query, $opt); |
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} |
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/** |
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* Constructor de la Clase |
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* |
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* @param array $config |
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*/ |
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public function __construct($config) |
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{ |
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$this->connect($config); |
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} |
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/** |
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* Devuelve el numero de filas de un select |
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*/ |
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public function num_rows($result_query='') |
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{ |
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if (!$result_query) { |
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$result_query = $this->last_result_query; |
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if (!$result_query) { |
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return false; |
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} |
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} |
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if (($number_rows = mysql_num_rows($result_query)) !== false) { |
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return $number_rows; |
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} else { |
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throw new KumbiaException($this->error()); |
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} |
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} |
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/** |
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* Devuelve el nombre de un campo en el resultado de un select |
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* |
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* @param int $number |
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* @param resource $result_query |
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* @return string |
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*/ |
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public function field_name($number, $result_query='') |
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{ |
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if (!$result_query) { |
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$result_query = $this->last_result_query; |
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if (!$result_query) { |
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return false; |
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} |
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} |
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if (($fieldName = mysql_field_name($result_query, $number)) !== false) { |
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return $fieldName; |
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} else { |
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throw new KumbiaException($this->error()); |
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} |
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} |
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/** |
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* Se Mueve al resultado indicado por $number en un select |
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* |
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* @param int $number |
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* @param resource $result_query |
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* @return boolean |
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*/ |
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public function data_seek($number, $result_query='') |
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{ |
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if (!$result_query) { |
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$result_query = $this->last_result_query; |
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if (!$result_query) { |
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return false; |
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} |
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} |
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if (($success = mysql_data_seek($result_query, $number)) !== false) { |
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return $success; |
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} else { |
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throw new KumbiaException($this->error()); |
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} |
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} |
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/** |
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* Numero de Filas afectadas en un insert, update o delete |
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* |
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* @param resource $result_query |
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* @return int |
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*/ |
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public function affected_rows($result_query='') |
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{ |
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if (($numberRows = mysql_affected_rows()) !== false) { |
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return $numberRows; |
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} else { |
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throw new KumbiaException($this->error()); |
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} |
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} |
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/** |
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* Devuelve el error de MySQL |
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* |
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* @return string |
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*/ |
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public function error($err='') |
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{ |
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if (!$this->id_connection) { |
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$this->last_error = mysql_error() ? mysql_error() : "[Error Desconocido en MySQL: $err]"; |
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if ($this->logger) { |
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Logger::error($this->last_error); |
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} |
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return $this->last_error; |
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} |
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$this->last_error = mysql_error() ? mysql_error() : "[Error Desconocido en MySQL: $err]"; |
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$this->last_error.= $err; |
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if ($this->logger) { |
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Logger::error($this->last_error); |
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} |
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return $this->last_error; |
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} |
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/** |
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* Devuelve el no error de MySQL |
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* |
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* @return int |
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*/ |
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public function no_error() |
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{ |
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return mysql_errno(); |
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} |
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/** |
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* Devuelve el ultimo id autonumerico generado en la BD |
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* |
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* @return int |
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*/ |
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public function last_insert_id($table='', $primary_key='') |
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{ |
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return mysql_insert_id($this->id_connection); |
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} |
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/** |
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* Verifica si una tabla existe o no |
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* |
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* @param string $table |
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* @return boolean |
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*/ |
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public function table_exists($table, $schema='') |
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{ |
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$table = addslashes("$table"); |
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if ($schema == '') { |
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$num = $this->fetch_one("SELECT COUNT(*) FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = '$table'"); |
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} else { |
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$schema = addslashes("$schema"); |
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$num = $this->fetch_one("SELECT COUNT(*) FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = '$table' AND TABLE_SCHEMA = '$schema'"); |
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} |
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return $num[0]; |
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} |
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/** |
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* Devuelve un LIMIT valido para un SELECT del RBDM |
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* |
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* @param string $sql consulta sql |
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* @return string |
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*/ |
|
347
|
|
|
public function limit($sql) |
|
348
|
|
|
{ |
|
349
|
|
|
$params = Util::getParams(func_get_args()); |
|
350
|
|
|
$sql_new = $sql; |
|
351
|
|
|
|
|
352
|
|
|
if (isset($params['limit']) && is_numeric($params['limit'])) { |
|
353
|
|
|
$sql_new.=" LIMIT $params[limit]"; |
|
354
|
|
|
} |
|
355
|
|
|
|
|
356
|
|
|
if (isset($params['offset']) && is_numeric($params['offset'])) { |
|
357
|
|
|
$sql_new.=" OFFSET $params[offset]"; |
|
358
|
|
|
} |
|
359
|
|
|
|
|
360
|
|
|
return $sql_new; |
|
361
|
|
|
} |
|
362
|
|
|
|
|
363
|
|
|
/** |
|
364
|
|
|
* Borra una tabla de la base de datos |
|
365
|
|
|
* |
|
366
|
|
|
* @param string $table |
|
367
|
|
|
* @return boolean |
|
368
|
|
|
*/ |
|
369
|
|
|
public function drop_table($table, $if_exists=true) |
|
370
|
|
|
{ |
|
371
|
|
|
if ($if_exists) { |
|
372
|
|
|
return $this->query("DROP TABLE IF EXISTS $table"); |
|
373
|
|
|
} else { |
|
374
|
|
|
return $this->query("DROP TABLE $table"); |
|
375
|
|
|
} |
|
376
|
|
|
} |
|
377
|
|
|
|
|
378
|
|
|
/** |
|
379
|
|
|
* Crea una tabla utilizando SQL nativo del RDBM |
|
380
|
|
|
* |
|
381
|
|
|
* TODO: |
|
382
|
|
|
* - Falta que el parametro index funcione. Este debe listar indices compuestos multipes y unicos |
|
383
|
|
|
* - Agregar el tipo de tabla que debe usarse (MySQL) |
|
384
|
|
|
* - Soporte para campos autonumericos |
|
385
|
|
|
* - Soporte para llaves foraneas |
|
386
|
|
|
* |
|
387
|
|
|
* @param string $table |
|
388
|
|
|
* @param array $definition |
|
389
|
|
|
* @return boolean |
|
390
|
|
|
*/ |
|
391
|
|
|
public function create_table($table, $definition, $index=array()) |
|
392
|
|
|
{ |
|
393
|
|
|
$create_sql = "CREATE TABLE $table ("; |
|
394
|
|
|
if (!is_array($definition)) { |
|
395
|
|
|
throw new KumbiaException("Definición invalida para crear la tabla '$table'"); |
|
396
|
|
|
} |
|
397
|
|
|
$create_lines = array(); |
|
398
|
|
|
$index = array(); |
|
399
|
|
|
$unique_index = array(); |
|
400
|
|
|
$primary = array(); |
|
401
|
|
|
//$not_null = ""; |
|
402
|
|
|
//$size = ""; |
|
403
|
|
|
foreach ($definition as $field => $field_def) { |
|
404
|
|
|
if (isset($field_def['not_null'])) { |
|
405
|
|
|
$not_null = $field_def['not_null'] ? 'NOT NULL' : ''; |
|
406
|
|
|
} else { |
|
407
|
|
|
$not_null = ""; |
|
408
|
|
|
} |
|
409
|
|
|
if (isset($field_def['size'])) { |
|
410
|
|
|
$size = $field_def['size'] ? '(' . $field_def['size'] . ')' : ''; |
|
411
|
|
|
} else { |
|
412
|
|
|
$size = ""; |
|
413
|
|
|
} |
|
414
|
|
|
if (isset($field_def['index'])) { |
|
415
|
|
|
if ($field_def['index']) { |
|
416
|
|
|
$index[] = "INDEX(`$field`)"; |
|
417
|
|
|
} |
|
418
|
|
|
} |
|
419
|
|
|
if (isset($field_def['unique_index'])) { |
|
420
|
|
|
if ($field_def['unique_index']) { |
|
421
|
|
|
$index[] = "UNIQUE(`$field`)"; |
|
422
|
|
|
} |
|
423
|
|
|
} |
|
424
|
|
|
if (isset($field_def['primary'])) { |
|
425
|
|
|
if ($field_def['primary']) { |
|
426
|
|
|
$primary[] = "`$field`"; |
|
427
|
|
|
} |
|
428
|
|
|
} |
|
429
|
|
|
if (isset($field_def['auto'])) { |
|
430
|
|
|
if ($field_def['auto']) { |
|
431
|
|
|
$field_def['extra'] = isset($field_def['extra']) ? $field_def['extra'] . " AUTO_INCREMENT" : "AUTO_INCREMENT"; |
|
432
|
|
|
} |
|
433
|
|
|
} |
|
434
|
|
|
if (isset($field_def['extra'])) { |
|
435
|
|
|
$extra = $field_def['extra']; |
|
436
|
|
|
} else { |
|
437
|
|
|
$extra = ""; |
|
438
|
|
|
} |
|
439
|
|
|
$create_lines[] = "`$field` " . $field_def['type'] . $size . ' ' . $not_null . ' ' . $extra; |
|
440
|
|
|
} |
|
441
|
|
|
$create_sql.= join(',', $create_lines); |
|
442
|
|
|
$last_lines = array(); |
|
443
|
|
|
if (count($primary)) { |
|
444
|
|
|
$last_lines[] = 'PRIMARY KEY(' . join(",", $primary) . ')'; |
|
445
|
|
|
} |
|
446
|
|
|
if (count($index)) { |
|
447
|
|
|
$last_lines[] = join(',', $index); |
|
448
|
|
|
} |
|
449
|
|
|
if (count($unique_index)) { |
|
450
|
|
|
$last_lines[] = join(',', $unique_index); |
|
451
|
|
|
} |
|
452
|
|
|
if (count($last_lines)) { |
|
453
|
|
|
$create_sql.= ',' . join(',', $last_lines) . ')'; |
|
454
|
|
|
} |
|
455
|
|
|
return $this->query($create_sql); |
|
456
|
|
|
} |
|
457
|
|
|
|
|
458
|
|
|
/** |
|
459
|
|
|
* Listar las tablas en la base de datos |
|
460
|
|
|
* |
|
461
|
|
|
* @return array |
|
462
|
|
|
*/ |
|
463
|
|
|
public function list_tables() |
|
464
|
|
|
{ |
|
465
|
|
|
return $this->fetch_all("SHOW TABLES"); |
|
466
|
|
|
} |
|
467
|
|
|
|
|
468
|
|
|
/** |
|
469
|
|
|
* Listar los campos de una tabla |
|
470
|
|
|
* |
|
471
|
|
|
* @param string $table |
|
472
|
|
|
* @return array |
|
473
|
|
|
*/ |
|
474
|
|
|
public function describe_table($table, $schema='') |
|
475
|
|
|
{ |
|
476
|
|
|
if ($schema == '') { |
|
477
|
|
|
return $this->fetch_all("DESCRIBE `$table`"); |
|
478
|
|
|
} else { |
|
479
|
|
|
return $this->fetch_all("DESCRIBE `$schema`.`$table`"); |
|
480
|
|
|
} |
|
481
|
|
|
} |
|
482
|
|
|
|
|
483
|
|
|
/** |
|
484
|
|
|
* Devuelve fila por fila el contenido de un select |
|
485
|
|
|
* |
|
486
|
|
|
* @param resource $result_query |
|
487
|
|
|
* @param string $class clase de objeto |
|
488
|
|
|
* @return object |
|
489
|
|
|
*/ |
|
490
|
|
|
public function fetch_object($result_query=null, $class='stdClass') |
|
491
|
|
|
{ |
|
492
|
|
|
if (!$result_query) { |
|
493
|
|
|
$result_query = $this->last_result_query; |
|
494
|
|
|
} |
|
495
|
|
|
return mysql_fetch_object($result_query, $class); |
|
496
|
|
|
} |
|
497
|
|
|
|
|
498
|
|
|
/** |
|
499
|
|
|
* Devuelve la ultima sentencia sql ejecutada por el Adaptador |
|
500
|
|
|
* |
|
501
|
|
|
* @return string |
|
502
|
|
|
*/ |
|
503
|
|
|
public function last_sql_query() |
|
504
|
|
|
{ |
|
505
|
|
|
return $this->last_query; |
|
506
|
|
|
} |
|
507
|
|
|
|
|
508
|
|
|
} |
|
509
|
|
|
|