mirror of
https://github.com/kamilwylegala/cakephp2-php8.git
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491 lines
No EOL
10 KiB
PHP
491 lines
No EOL
10 KiB
PHP
<?php
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/* SVN FILE: $Id$ */
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/**
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* ODBC for DBO
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*
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* Long description for file
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*
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* PHP versions 4 and 5
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*
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* CakePHP : Rapid Development Framework <http://www.cakephp.org/>
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* Copyright (c) 2006, Cake Software Foundation, Inc.
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* 1785 E. Sahara Avenue, Suite 490-204
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* Las Vegas, Nevada 89104
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*
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* Licensed under The MIT License
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* Redistributions of files must retain the above copyright notice.
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*
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* @filesource
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* @copyright Copyright (c) 2006, Cake Software Foundation, Inc.
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* @link http://www.cakefoundation.org/projects/info/cakephp CakePHP Project
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* @package cake
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* @subpackage cake.cake.libs.model.dbo
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* @since CakePHP v 0.10.5.1790
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* @version $Revision$
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* @modifiedby $LastChangedBy$
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* @lastmodified $Date$
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* @license http://www.opensource.org/licenses/mit-license.php The MIT License
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*/
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/**
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* Include DBO.
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*/
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uses ('model' . DS . 'datasources' . DS . 'dbo_source');
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/**
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* Short description for class.
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*
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* Long description for class
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*
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* @package cake
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* @subpackage cake.cake.libs.model.dbo
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*/
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class DboOdbc extends DboSource{
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/**
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* Driver description
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*
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* @var string
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*/
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var $description = "ODBC DBO Driver";
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/**
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* Table/column starting quote
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*
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* @var string
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*/
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var $startQuote = "`";
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/**
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* Table/column end quote
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*
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* @var string
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*/
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var $endQuote = "`";
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/**
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* Driver base configuration
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*
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* @var array
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*/
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var $_baseConfig = array('persistent' => true,
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'login' => 'root',
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'password' => '',
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'database' => 'cake',
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'connect' => 'odbc_pconnect'
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);
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/**
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* Enter description here...
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*
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* @var unknown_type
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*/
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var $columns = array();
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// var $columns = array('primary_key' => array('name' => 'int(11) DEFAULT NULL auto_increment'),
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// 'string' => array('name' => 'varchar', 'limit' => '255'),
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// 'text' => array('name' => 'text'),
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// 'integer' => array('name' => 'int', 'limit' => '11'),
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// 'float' => array('name' => 'float'),
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// 'datetime' => array('name' => 'datetime', 'format' => 'Y-m-d h:i:s', 'formatter' => 'date'),
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// 'timestamp' => array('name' => 'datetime', 'format' => 'Y-m-d h:i:s', 'formatter' => 'date'),
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// 'time' => array('name' => 'time', 'format' => 'h:i:s', 'formatter' => 'date'),
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// 'date' => array('name' => 'date', 'format' => 'Y-m-d', 'formatter' => 'date'),
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// 'binary' => array('name' => 'blob'),
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// 'boolean' => array('name' => 'tinyint', 'limit' => '1'));
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/**
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* Connects to the database using options in the given configuration array.
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*
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* @return boolean True if the database could be connected, else false
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*/
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function connect() {
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$config = $this->config;
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$connect = $config['connect'];
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$this->connected = false;
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$this->connection = $connect($config['database'], $config['login'], $config['password']);
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if ($this->connection) {
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$this->connected = true;
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}
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return $this->connected;
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}
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/**
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* Disconnects from database.
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*
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* @return boolean True if the database could be disconnected, else false
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*/
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function disconnect() {
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return@odbc_close($this->connection);
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}
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/**
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* Executes given SQL statement.
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*
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* @param string $sql SQL statement
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* @return resource Result resource identifier
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* @access protected
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*/
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function _execute($sql) {
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return odbc_exec($this->connection, $sql);
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}
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/**
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* Returns a row from given resultset as an array .
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*
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* @param bool $assoc Associative array only, or both?
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* @return array The fetched row as an array
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*/
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function fetchRow($assoc = false) {
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if (is_resource($this->_result)) {
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$this->resultSet($this->_result);
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$resultRow = $this->fetchResult();
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return $resultRow;
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} else {
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return null;
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}
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}
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/**
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* Returns an array of sources (tables) in the database.
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*
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* @return array Array of tablenames in the database
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*/
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function listSources() {
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$cache = parent::listSources();
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if ($cache != null) {
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return $cache;
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}
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/*$result = odbc_tables($this->connection);
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if (function_exists('odbc_fetch_row')) {
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echo 'GOOD';
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} else {
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echo 'BAD';
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}*/
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$result = odbc_tables($this->connection);
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$tables = array();
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while (odbc_fetch_row($result)) {
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array_push($tables, odbc_result($result, "TABLE_NAME"));
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}
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foreach( $tables as $t ) {
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echo "$t\n";
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}
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parent::listSources($tables);
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return $tables;
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}
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/**
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* Returns an array of the fields in given table name.
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*
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* @param Model $model Model object to describe
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* @return array Fields in table. Keys are name and type
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*/
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function &describe(&$model) {
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$cache=parent::describe($model);
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if ($cache != null) {
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return $cache;
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}
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$fields=array();
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$sql='SELECT * FROM ' . $this->fullTableName($model) . ' LIMIT 1';
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$result=odbc_exec($this->connection, $sql);
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$count=odbc_num_fields($result);
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for($i = 1; $i <= $count; $i++) {
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$cols[$i - 1] = odbc_field_name($result, $i);
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}
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foreach($cols as $column) {
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$type
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= odbc_field_type(
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odbc_exec($this->connection, "SELECT " . $column . " FROM " . $this->fullTableName($model)),
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1);
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array_push($fields, array('name' => $column,
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'type' => $type));
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}
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$this->__cacheDescription($model->tablePrefix . $model->table, $fields);
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return $fields;
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}
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function name($data) {
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if ($data == '*') {
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return '*';
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}
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$pos=strpos($data, '`');
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if ($pos === false) {
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$data = '' . str_replace('.', '.', $data) . '';
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//$data = '`'. str_replace('.', '`.`', $data) .'`';
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}
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return $data;
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}
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/**
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* Returns a quoted and escaped string of $data for use in an SQL statement.
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*
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* @param string $data String to be prepared for use in an SQL statement
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* @param string $column The column into which this data will be inserted
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* @return string Quoted and escaped
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* @todo Add logic that formats/escapes data based on column type
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*/
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function value($data, $column = null) {
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$parent=parent::value($data, $column);
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if ($parent != null) {
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return $parent;
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}
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if ($data === null) {
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return 'NULL';
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}
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if (ini_get('magic_quotes_gpc') == 1) {
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$data = stripslashes($data);
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}
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// $data = mysql_real_escape_string($data, $this->connection);
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if (!is_numeric($data)) {
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$return = "'" . $data . "'";
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} else {
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$return = $data;
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}
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return $return;
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}
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/**
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* Not sure about this one, MySQL needs it but does ODBC? Safer just to leave it
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* Translates between PHP boolean values and MySQL (faked) boolean values
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*
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* @param mixed $data Value to be translated
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* @return mixed Converted boolean value
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*/
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function boolean($data) {
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if ($data === true || $data === false) {
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if ($data === true) {
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return 1;
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}
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return 0;
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} else {
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if (intval($data !== 0)) {
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return true;
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}
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return false;
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}
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}
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/**
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* Begin a transaction
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*
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* @param unknown_type $model
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* @return boolean True on success, false on fail
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* (i.e. if the database/model does not support transactions).
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*/
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function begin(&$model) {
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if (parent::begin($model)) {
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if (odbc_autocommit($this->connection, false)) {
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$this->__transactionStarted=true;
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return true;
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}
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}
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return false;
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}
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/**
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* Commit a transaction
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*
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* @param unknown_type $model
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* @return boolean True on success, false on fail
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* (i.e. if the database/model does not support transactions,
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* or a transaction has not started).
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*/
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function commit(&$model) {
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if (parent::commit($model)) {
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if (odbc_commit($this->connection)) {
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$this->__transactionStarted=false;
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return true;
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}
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}
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return false;
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}
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/**
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* Rollback a transaction
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*
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* @param unknown_type $model
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* @return boolean True on success, false on fail
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* (i.e. if the database/model does not support transactions,
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* or a transaction has not started).
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*/
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function rollback(&$model) {
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if (parent::rollback($model)) {
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$this->__transactionStarted=false;
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return odbc_rollback($this->connection);
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}
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return false;
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}
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/**
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* Returns a formatted error message from previous database operation.
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*
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* @return string Error message with error number
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*/
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function lastError() {
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if (odbc_error($this->connection)) {
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return odbc_error($this->connection) . ': ' . odbc_errormsg($this->connection);
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}
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return null;
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}
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/**
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* Returns number of affected rows in previous database operation. If no previous operation exists,
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* this returns false.
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*
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* @return int Number of affected rows
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*/
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function lastAffected() {
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if ($this->_result) {
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return null;
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}
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return null;
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}
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/**
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* Returns number of rows in previous resultset. If no previous resultset exists,
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* this returns false.
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*
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* @return int Number of rows in resultset
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*/
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function lastNumRows() {
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if ($this->_result) {
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return@odbc_num_rows($this->_result);
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}
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return null;
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}
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/**
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* Returns the ID generated from the previous INSERT operation.
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*
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* @param unknown_type $source
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* @return int
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*/
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function lastInsertId($source = null) {
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$result=$this->fetchAll('SELECT @@IDENTITY');
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return $result[0];
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}
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/**
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* Enter description here...
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*
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* @param string $real Real database-layer column type (i.e. "varchar(255)")
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*/
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function column($real) {
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if (is_array($real)) {
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$col=$real['name'];
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if (isset($real['limit'])) {
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$col .= '(' . $real['limit'] . ')';
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}
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return $col;
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}
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return $real;
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}
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/**
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* Enter description here...
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*
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* @param unknown_type $results
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*/
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function resultSet(&$results) {
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$this->results=&$results;
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$this->map=array();
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$num_fields =odbc_num_fields($results);
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$index =0;
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$j =0;
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while($j < $num_fields) {
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$column = odbc_fetch_array($results, $j);
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if (!empty($column->table)) {
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$this->map[$index++] = array($column->table,
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$column->name);
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} else {
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echo array(0,
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$column->name);
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$this->map[$index++]=array(0,
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$column->name);
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}
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$j++;
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}
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}
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/**
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* Fetches the next row from the current result set
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*
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* @return unknown
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*/
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function fetchResult() {
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if ($row = odbc_fetch_row($this->results)) {
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$resultRow=array();
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$i=0;
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foreach($row as $index => $field) {
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list($table, $column) = $this->map[$index];
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$resultRow[$table][$column]=$row[$index];
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$i++;
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}
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return $resultRow;
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} else {
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return false;
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}
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}
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function buildSchemaQuery($schema) {
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$search=array('{AUTOINCREMENT}',
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'{PRIMARY}',
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'{UNSIGNED}',
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'{FULLTEXT}',
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'{FULLTEXT_MYSQL}',
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'{BOOLEAN}',
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'{UTF_8}');
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$replace=array('int(11) not null auto_increment',
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'primary key',
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'unsigned',
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'FULLTEXT',
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'FULLTEXT',
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'enum (\'true\', \'false\') NOT NULL default \'true\'',
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'/*!40100 CHARACTER SET utf8 COLLATE utf8_unicode_ci */');
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$query=trim(str_replace($search, $replace, $schema));
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return $query;
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}
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}
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?>
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