mirror of
https://github.com/kamilwylegala/cakephp2-php8.git
synced 2024-12-25 06:57:20 +00:00
3a9343c7a7
git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@3179 3807eeeb-6ff5-0310-8944-8be069107fe0
1483 lines
No EOL
40 KiB
PHP
1483 lines
No EOL
40 KiB
PHP
<?php
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/* SVN FILE: $Id$ */
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/**
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* Short description for file.
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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.datasources
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* @since CakePHP v 0.10.0.1076
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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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* DboSource
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*
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* Creates DBO-descendant objects from a given db connection configuration
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*
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* @package cake
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* @subpackage cake.cake.libs.model.datasources
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*/
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class DboSource extends DataSource {
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/**
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* Description string for this Database Data Source.
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*
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* @var unknown_type
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*/
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var $description = "Database Data Source";
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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 $__bypass = false;
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/**
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* Enter description here...
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*
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* @var array
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*/
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var $__assocJoins = null;
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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 $startQuote = null;
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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 $endQuote = null;
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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 $alias = 'AS ';
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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 $goofyLimit = false;
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/**
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* Constructor
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*/
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function __construct($config = null) {
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$this->debug = DEBUG > 0;
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$this->fullDebug = DEBUG > 1;
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parent::__construct($config);
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return $this->connect();
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}
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/**
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* Reconnects to database server with optional new settings
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*
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* @param array $config An array defining the new configuration settings
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* @return boolean True on success, false on failure
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*/
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function reconnect($config = null) {
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$this->disconnect();
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if ($config != null) {
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$this->config = am($this->_baseConfig, $config);
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}
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return $this->connect();
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}
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/**
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* Prepares a value, or an array of values for database queries by quoting and escaping them.
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*
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* @param mixed $data A value or an array of values to prepare.
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* @return mixed Prepared value or array of values.
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*/
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function value($data, $column = null) {
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if (is_array($data)) {
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$out = array();
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$keys = array_keys($data);
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$count = count($data);
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for($i = 0; $i < $count; $i++) {
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$out[$keys[$i]] = $this->value($data[$keys[$i]]);
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}
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return $out;
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} else {
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return null;
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}
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}
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/**
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* Caches/returns cached results for child instances
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*
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* @return array
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*/
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function listSources($data = null) {
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if ($this->__sources != null) {
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return $this->__sources;
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}
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if (DEBUG > 0) {
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$expires = "+30 seconds";
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} else {
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$expires = "+999 days";
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}
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if ($data != null) {
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$data = serialize($data);
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}
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$filename = ConnectionManager::getSourceName($this) . '_' . $this->config['database'] . '_list';
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$new = cache('models' . DS . $filename, $data, $expires);
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if ($new != null) {
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$new = unserialize($new);
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$this->__sources = $new;
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}
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return $new;
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}
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/**
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* Convenience method for DboSource::listSources().
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*
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* @return array
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*/
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function sources() {
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$return = array_map('strtolower', $this->listSources());
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return $return;
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}
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/**
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* SQL Query abstraction
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*
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* @return resource Result resource identifier
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*/
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function query() {
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$args = func_get_args();
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$fields = null;
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$order = null;
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$limit = null;
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$page = null;
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$recursive = null;
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if (count($args) == 1) {
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return $this->fetchAll($args[0]);
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} elseif (count($args) > 1 && (strpos(low($args[0]), 'findby') === 0 || strpos(low($args[0]), 'findallby') === 0)) {
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if (isset($args[1][1])) {
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$fields = $args[1][1];
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}
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if (isset($args[1][2])) {
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$order = $args[1][2];
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}
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if (strpos(strtolower($args[0]), 'findby') === 0) {
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$all = false;
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$field = Inflector::underscore(preg_replace('/findBy/i', '', $args[0]));
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if (isset($args[1][3])) {
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$recursive = $args[1][3];
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}
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} else {
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$all = true;
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$field = Inflector::underscore(preg_replace('/findAllBy/i', '', $args[0]));
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if (isset($args[1][3])) {
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$limit = $args[1][3];
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}
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if (isset($args[1][4])) {
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$page = $args[1][4];
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}
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if (isset($args[1][5])) {
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$recursive = $args[1][5];
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}
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}
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$query = array($args[2]->name . '.' . $field => $args[1][0]);
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if ($all) {
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return $args[2]->findAll($query, $fields, $order, $limit, $page, $recursive);
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} else {
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return $args[2]->find($query, $fields, $order, $recursive);
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}
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} else {
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return $this->fetchAll($args[0], false);
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}
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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 $sql SQL statement
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* @return unknown
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*/
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function rawQuery($sql) {
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$this->took = $this->error = $this->numRows = false;
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return $this->execute($sql);
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}
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/**
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* Queries the database with given SQL statement, and obtains some metadata about the result
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* (rows affected, timing, any errors, number of rows in resultset). The query is also logged.
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* If DEBUG is set, the log is shown all the time, else it is only shown on errors.
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*
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* @param string $sql
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* @return unknown
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*/
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function execute($sql) {
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$t = getMicrotime();
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$this->_result = $this->_execute($sql);
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$this->affected = $this->lastAffected();
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$this->took = round((getMicrotime() - $t) * 1000, 0);
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$this->error = $this->lastError();
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$this->numRows = $this->lastNumRows($this->_result);
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$this->logQuery($sql);
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if ($this->error) {
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return false;
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} else {
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return $this->_result;
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}
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}
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/**
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* Returns a single row of results from the _last_ SQL query.
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*
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* @param resource $res
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* @return array A single row of results
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*/
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function fetchArray($assoc = false) {
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if ($assoc === false) {
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return $this->fetchRow();
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} else {
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return $this->fetchRow($assoc);
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}
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}
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/**
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* Returns a single row of results for a _given_ SQL query.
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*
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* @param string $sql SQL statement
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* @return array A single row of results
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*/
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function one($sql) {
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if ($this->execute($sql)) {
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return $this->fetchArray();
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}
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return false;
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}
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/**
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* Returns an array of all result rows for a given SQL query.
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* Returns false if no rows matched.
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*
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* @param string $sql SQL statement
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* @param boolean $cache Enables returning/storing cached query results
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* @return array Array of resultset rows, or false if no rows matched
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*/
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function fetchAll($sql, $cache = true, $modelName = null) {
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if ($cache && isset($this->_queryCache[$sql])) {
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if (strpos(trim(strtolower($sql)), 'select') !== false) {
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return $this->_queryCache[$sql];
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}
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}
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if ($this->execute($sql)) {
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$out = array();
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while($item = $this->fetchArray(true)) {
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$out[] = $item;
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}
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if ($cache) {
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if (strpos(trim(strtolower($sql)), 'select') !== false) {
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$this->_queryCache[$sql] = $out;
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}
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}
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return $out;
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} else {
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return false;
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}
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}
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/**
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* Returns a single field of the first of query results for a given SQL query, or false if empty.
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*
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* @param string $name Name of the field
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* @param string $sql SQL query
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* @return unknown
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*/
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function field($name, $sql) {
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$data = $this->one($sql);
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if (empty($data[$name])) {
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return false;
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} else {
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return $data[$name];
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}
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}
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/**
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* Checks if it's connected to the database
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*
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* @return boolean True if the database is connected, else false
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*/
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function isConnected() {
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return $this->connected;
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}
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/**
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* Outputs the contents of the queries log.
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*
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* @param boolean $sorted
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*/
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function showLog($sorted = false) {
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if ($sorted) {
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$log = sortByKey($this->_queriesLog, 'took', 'desc', SORT_NUMERIC);
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} else {
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$log = $this->_queriesLog;
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}
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if ($this->_queriesCnt > 1) {
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$text = 'queries';
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} else {
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$text = 'query';
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}
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print ("<table id=\"cakeSqlLog\" cellspacing=\"0\" border = \"0\">\n<caption>{$this->_queriesCnt} {$text} took {$this->_queriesTime} ms</caption>\n");
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print ("<thead>\n<tr><th>Nr</th><th>Query</th><th>Error</th><th>Affected</th><th>Num. rows</th><th>Took (ms)</th></tr>\n</thead>\n<tbody>\n");
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foreach($log as $k => $i) {
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print ("<tr><td>" . ($k + 1) . "</td><td>{$i['query']}</td><td>{$i['error']}</td><td style = \"text-align: right\">{$i['affected']}</td><td style = \"text-align: right\">{$i['numRows']}</td><td style = \"text-align: right\">{$i['took']}</td></tr>\n");
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}
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print ("</table>\n");
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}
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/**
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* Log given SQL query.
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*
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* @param string $sql SQL statement
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* @todo: Add hook to log errors instead of returning false
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*/
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function logQuery($sql) {
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$this->_queriesCnt++;
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$this->_queriesTime += $this->took;
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$this->_queriesLog[] = array('query' => $sql,
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'error' => $this->error,
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'affected' => $this->affected,
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'numRows' => $this->numRows,
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'took' => $this->took
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);
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if (count($this->_queriesLog) > $this->_queriesLogMax) {
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array_pop($this->_queriesLog);
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}
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if ($this->error) {
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return false;
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}
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}
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/**
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* Output information about an SQL query. The SQL statement, number of rows in resultset,
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* and execution time in microseconds. If the query fails, an error is output instead.
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*
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* @param string $sql Query to show information on.
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*/
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function showQuery($sql) {
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$error = $this->error;
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if (strlen($sql) > 200 && !$this->fullDebug) {
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$sql = substr($sql, 0, 200) . '[...]';
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}
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if ($this->debug || $error) {
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print ("<p style = \"text-align:left\"><b>Query:</b> {$sql} <small>[Aff:{$this->affected} Num:{$this->numRows} Took:{$this->took}ms]</small>");
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if ($error) {
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print ("<br /><span style = \"color:Red;text-align:left\"><b>ERROR:</b> {$this->error}</span>");
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}
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print ('</p>');
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}
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}
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/**
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* Gets full table name including prefix
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*
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* @param mixed $model
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* @param boolean $quote
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* @return string Full quoted table name
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*/
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function fullTableName($model, $quote = true) {
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if (is_object($model)) {
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$table = $model->table;
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if ($model->tablePrefix != null && !empty($model->tablePrefix)) {
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$table = $model->tablePrefix . $table;
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}
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} elseif (isset($this->config['prefix'])) {
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$table = $this->config['prefix'] . strval($model);
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} else {
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$table = strval($model);
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}
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if ($quote) {
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return $this->name($table);
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}
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return $table;
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}
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/**
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* The "C" in CRUD
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*
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* @param Model $model
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* @param array $fields
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* @param array $values
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* @return boolean Success
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*/
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function create(&$model, $fields = null, $values = null) {
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$fieldInsert = array();
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$valueInsert = array();
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if ($fields == null) {
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unset($fields, $values);
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$fields = array_keys($model->data);
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$values = array_values($model->data);
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}
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foreach($fields as $field) {
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$fieldInsert[] = $this->name($field);
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}
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$count = 0;
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foreach($values as $value) {
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$set = $this->value($value, $model->getColumnType($fields[$count]));
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if ($set === "''") {
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unset ($fieldInsert[$count]);
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} else {
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$valueInsert[] = $set;
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}
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$count++;
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}
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if ($this->execute('INSERT INTO ' . $this->fullTableName($model) . ' (' . join(',', $fieldInsert). ') VALUES (' . join(',', $valueInsert) . ')')) {
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return true;
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}
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return false;
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}
|
|
/**
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* The "R" in CRUD
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*
|
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* @param Model $model
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* @param array $queryData
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* @param integer $recursive Number of levels of association
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* @return unknown
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*/
|
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function read(&$model, $queryData = array(), $recursive = null) {
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$this->__scrubQueryData($queryData);
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$null = null;
|
|
$array = array();
|
|
$linkedModels = array();
|
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$this->__bypass = false;
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$this->__assocJoins = null;
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|
|
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if (!is_null($recursive)) {
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$_recursive = $model->recursive;
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$model->recursive = $recursive;
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}
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|
|
|
if (!empty($queryData['fields'])) {
|
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$this->__bypass = true;
|
|
}
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|
|
|
foreach($model->__associations as $type) {
|
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foreach($model->{$type} as $assoc => $assocData) {
|
|
if ($model->recursive > -1) {
|
|
$linkModel =& $model->{$assocData['className']};
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|
|
|
if ($model->name == $linkModel->name && $type != 'hasAndBelongsToMany' && $type != 'hasMany') {
|
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if (true === $this->generateSelfAssociationQuery($model, $linkModel, $type, $assoc, $assocData, $queryData, false, $null)) {
|
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$linkedModels[] = $type . '/' . $assoc;
|
|
}
|
|
} else {
|
|
if ($model->useDbConfig == $linkModel->useDbConfig) {
|
|
if (true === $this->generateAssociationQuery($model, $linkModel, $type, $assoc, $assocData, $queryData, false, $null)) {
|
|
$linkedModels[] = $type . '/' . $assoc;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// Build final query SQL
|
|
$query = $this->generateAssociationQuery($model, $null, null, null, null, $queryData, false, $null);
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$resultSet = $this->fetchAll($query, $model->cacheQueries, $model->name);
|
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$filtered = $this->__filterResults($resultSet, $model);
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|
|
if ($model->recursive > 0) {
|
|
foreach($model->__associations as $type) {
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foreach($model->{$type} as $assoc => $assocData) {
|
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$db = null;
|
|
$linkModel =& $model->{$assocData['className']};
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|
|
if (!in_array($type . '/' . $assoc, $linkedModels)) {
|
|
if ($model->useDbConfig == $linkModel->useDbConfig) {
|
|
$db =& $this;
|
|
} else {
|
|
$db =& ConnectionManager::getDataSource($linkModel->useDbConfig);
|
|
}
|
|
} elseif($model->recursive > 1 && ($type == 'belongsTo' || $type == 'hasOne')) {
|
|
// Do recursive joins on belongsTo and hasOne relationships
|
|
$db =& $this;
|
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} else {
|
|
unset ($db);
|
|
}
|
|
|
|
if (isset($db) && $db != null) {
|
|
$stack = array($assoc);
|
|
$db->queryAssociation($model, $linkModel, $type, $assoc, $assocData, $array, true, $resultSet, $model->recursive - 1, $stack);
|
|
unset($db);
|
|
}
|
|
}
|
|
}
|
|
$this->__filterResults($resultSet, $model, $filtered);
|
|
}
|
|
|
|
if (!is_null($recursive)) {
|
|
$model->recursive = $_recursive;
|
|
}
|
|
return $resultSet;
|
|
}
|
|
/**
|
|
* Private method. Passes association results thru afterFind filter of corresponding model
|
|
*
|
|
* @param unknown_type $results
|
|
* @param unknown_type $model
|
|
* @param unknown_type $filtered
|
|
* @return unknown
|
|
*/
|
|
function __filterResults(&$results, &$model, $filtered = array()) {
|
|
|
|
$filtering = array();
|
|
$associations = am($model->belongsTo, $model->hasOne, $model->hasMany, $model->hasAndBelongsToMany);
|
|
$count = count($results);
|
|
|
|
for($i = 0; $i < $count; $i++) {
|
|
if (is_array($results[$i])) {
|
|
$keys = array_keys($results[$i]);
|
|
$count2 = count($keys);
|
|
|
|
for($j = 0; $j < $count2; $j++) {
|
|
|
|
$key = $keys[$j];
|
|
if (isset($associations[$key])) {
|
|
$className = $associations[$key]['className'];
|
|
} else {
|
|
$className = $key;
|
|
}
|
|
|
|
if ($model->name != $className && !in_array($key, $filtered)) {
|
|
if (!in_array($key, $filtering)) {
|
|
$filtering[] = $key;
|
|
}
|
|
|
|
if (isset($model->{$className}) && is_object($model->{$className})) {
|
|
$data = $model->{$className}->afterFind(array(array($key => $results[$i][$key])));
|
|
} else {
|
|
$data = $model->{$className}->afterFind(array(array($key => $results[$i][$key])));
|
|
}
|
|
$results[$i][$key] = $data[0][$key];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $filtering;
|
|
}
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param Model $model
|
|
* @param unknown_type $linkModel
|
|
* @param string $type Association type
|
|
* @param unknown_type $association
|
|
* @param unknown_type $assocData
|
|
* @param unknown_type $queryData
|
|
* @param unknown_type $external
|
|
* @param unknown_type $resultSet
|
|
* @param integer $recursive Number of levels of association
|
|
* @param array $stack
|
|
*/
|
|
function queryAssociation(&$model, &$linkModel, $type, $association, $assocData, &$queryData, $external = false, &$resultSet, $recursive, $stack) {
|
|
$query = $this->generateAssociationQuery($model, $linkModel, $type, $association, $assocData, $queryData, $external, $resultSet);
|
|
if ($query) {
|
|
|
|
if (!isset($resultSet) || !is_array($resultSet)) {
|
|
if (DEBUG) {
|
|
e('<div style = "font: Verdana bold 12px; color: #FF0000">SQL Error in model ' . $model->name . ': ');
|
|
if (isset($this->error) && $this->error != null) {
|
|
e($this->error);
|
|
}
|
|
e('</div>');
|
|
}
|
|
return null;
|
|
}
|
|
|
|
$count = count($resultSet);
|
|
for($i = 0; $i < $count; $i++) {
|
|
|
|
$row =& $resultSet[$i];
|
|
$q = $this->insertQueryData($query, $resultSet[$i], $association, $assocData, $model, $linkModel, $stack);
|
|
$fetch = $this->fetchAll($q, $model->cacheQueries, $model->name);
|
|
|
|
if (!empty($fetch) && is_array($fetch)) {
|
|
if ($recursive > 0) {
|
|
|
|
foreach($linkModel->__associations as $type1) {
|
|
foreach($linkModel->{$type1} as $assoc1 => $assocData1) {
|
|
|
|
$deepModel =& $linkModel->{$assocData1['className']};
|
|
if ($deepModel->alias != $model->name) {
|
|
$tmpStack = $stack;
|
|
$tmpStack[] = $assoc1;
|
|
if ($linkModel->useDbConfig == $deepModel->useDbConfig) {
|
|
$db =& $this;
|
|
} else {
|
|
$db =& ConnectionManager::getDataSource($deepModel->useDbConfig);
|
|
}
|
|
$db->queryAssociation($linkModel, $deepModel, $type1, $assoc1, $assocData1, $queryData, true, $fetch, $recursive - 1, $tmpStack);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$this->__mergeAssociation($resultSet[$i], $fetch, $association, $type);
|
|
|
|
} else {
|
|
$tempArray[0][$association] = false;
|
|
$this->__mergeAssociation($resultSet[$i], $tempArray, $association, $type);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param unknown_type $data
|
|
* @param unknown_type $merge
|
|
* @param unknown_type $association
|
|
* @param unknown_type $type
|
|
*/
|
|
function __mergeAssociation(&$data, $merge, $association, $type) {
|
|
|
|
if (isset($merge[0]) && !isset($merge[0][$association])) {
|
|
$association = Inflector::pluralize($association);
|
|
}
|
|
|
|
if ($type == 'belongsTo' || $type == 'hasOne') {
|
|
if (isset($merge[$association])) {
|
|
$data[$association] = $merge[$association][0];
|
|
} else {
|
|
if (count($merge[0][$association]) > 1) {
|
|
foreach($merge[0] as $assoc => $data2) {
|
|
if ($assoc != $association) {
|
|
$merge[0][$association][$assoc] = $data2;
|
|
}
|
|
}
|
|
}
|
|
$data[$association] = $merge[0][$association];
|
|
}
|
|
} else {
|
|
if ($merge[0][$association] === false) {
|
|
$data[$association] = array();
|
|
} else {
|
|
foreach($merge as $i => $row) {
|
|
if (count($row) == 1) {
|
|
$data[$association][] = $row[$association];
|
|
} else {
|
|
$tmp = array_merge($row[$association], $row);
|
|
unset($tmp[$association]);
|
|
$data[$association][] = $tmp;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param unknown_type $model
|
|
* @param unknown_type $linkModel
|
|
* @param unknown_type $type
|
|
* @param unknown_type $association
|
|
* @param unknown_type $assocData
|
|
* @param unknown_type $queryData
|
|
* @param unknown_type $external
|
|
* @param unknown_type $resultSet
|
|
* @return unknown
|
|
*/
|
|
function generateSelfAssociationQuery(&$model, &$linkModel, $type, $association = null, $assocData = array(), &$queryData, $external = false, &$resultSet) {
|
|
$alias = $association;
|
|
if (!isset($queryData['selfJoin'])) {
|
|
$queryData['selfJoin'] = array();
|
|
$sql = 'SELECT ' . join(', ', $this->fields($model, $model->name, $queryData['fields'])) . ', ';
|
|
$sql .= join(', ', $this->fields($linkModel, $alias, ''));
|
|
$sql .= ' FROM ' . $this->fullTableName($model) . ' ' . $this->alias . $this->name($model->name);
|
|
$sql .= ' LEFT JOIN ' . $this->fullTableName($linkModel) . ' ' . $this->alias . $this->name($alias);
|
|
$sql .= ' ON ' . $this->name($model->name) . '.' . $this->name($assocData['foreignKey']);
|
|
$sql .= ' = ' . $this->name($alias) . '.' . $this->name($linkModel->primaryKey);
|
|
|
|
if (!in_array($sql, $queryData['selfJoin'])) {
|
|
$queryData['selfJoin'][] = $sql;
|
|
return true;
|
|
}
|
|
} elseif (isset($linkModel)) {
|
|
return $this->generateAssociationQuery($model, $linkModel, $type, $association, $assocData, $queryData, $external, $resultSet);
|
|
} else {
|
|
if (isset($this->__assocJoins)) {
|
|
$replace = ', ';
|
|
$replace .= join(', ', $this->__assocJoins['fields']);
|
|
$replace .= ' FROM';
|
|
} else {
|
|
$replace = 'FROM';
|
|
}
|
|
$sql = $queryData['selfJoin'][0];
|
|
$sql .= ' ' . join(' ', $queryData['joins']);
|
|
$sql .= $this->conditions($queryData['conditions']) . ' ' . $this->order($queryData['order']);
|
|
$sql .= ' ' . $this->limit($queryData['limit'], $queryData['offset']);
|
|
$result = preg_replace('/FROM/', $replace, $sql);
|
|
return $result;
|
|
}
|
|
}
|
|
/**
|
|
* Enter description here...
|
|
*
|
|
* @param Model $model
|
|
* @param unknown_type $linkModel
|
|
* @param unknown_type $type
|
|
* @param unknown_type $association
|
|
* @param unknown_type $assocData
|
|
* @param unknown_type $queryData
|
|
* @param unknown_type $external
|
|
* @param unknown_type $resultSet
|
|
* @return unknown
|
|
*/
|
|
function generateAssociationQuery(&$model, &$linkModel, $type, $association = null, $assocData = array(), &$queryData, $external = false, &$resultSet) {
|
|
|
|
$this->__scrubQueryData($queryData);
|
|
$this->__scrubQueryData($assocData);
|
|
$joinedOnSelf = false;
|
|
|
|
if ($linkModel == null) {
|
|
if (array_key_exists('selfJoin', $queryData)) {
|
|
return $this->generateSelfAssociationQuery($model, $linkModel, $type, $association, $assocData, $queryData, $external, $resultSet);
|
|
} else {
|
|
if (isset($this->__assocJoins)) {
|
|
$joinFields = ', ';
|
|
$joinFields .= join(', ', $this->__assocJoins['fields']);
|
|
} else {
|
|
$joinFields = null;
|
|
}
|
|
// Generates primary query
|
|
$sql = 'SELECT ';
|
|
|
|
if ($this->goofyLimit) {
|
|
$sql .= $this->limit($queryData['limit'], $queryData['offset']);
|
|
}
|
|
$sql .= ' ' . join(', ', $this->fields($model, $model->name, $queryData['fields'])) . $joinFields . ' FROM ';
|
|
$sql .= $this->fullTableName($model) . ' ' . $this->alias;
|
|
$sql .= $this->name($model->name) . ' ' . join(' ', $queryData['joins']) . ' ';
|
|
$sql .= $this->conditions($queryData['conditions']) . ' ' . $this->order($queryData['order']);
|
|
|
|
if (!$this->goofyLimit) {
|
|
$sql .= ' ' . $this->limit($queryData['limit'], $queryData['offset']);
|
|
}
|
|
}
|
|
return $sql;
|
|
}
|
|
$alias = $association;
|
|
|
|
if ($model->name == $linkModel->name) {
|
|
$joinedOnSelf = true;
|
|
}
|
|
|
|
switch($type) {
|
|
case 'hasOne':
|
|
if ($external || isset($assocData['external'])) {
|
|
if (isset($assocData['finderQuery'])) {
|
|
return $assocData['finderQuery'];
|
|
}
|
|
|
|
if (!isset($assocData['fields'])) {
|
|
$assocData['fields'] = '';
|
|
}
|
|
|
|
$limit = '';
|
|
|
|
if (isset($queryData['limit']) && !empty($queryData['limit'])) {
|
|
$limit = $this->limit($queryData['limit'], $queryData['offset']);
|
|
}
|
|
|
|
$sql = 'SELECT ';
|
|
if ($this->goofyLimit) {
|
|
$sql .= $limit;
|
|
}
|
|
|
|
$sql .= ' ' . join(', ', $this->fields($linkModel, $alias, $assocData['fields']));
|
|
$sql .= ' FROM ' . $this->fullTableName($linkModel) . ' ' . $this->alias . $this->name($alias) . ' ';
|
|
|
|
$conditions = $queryData['conditions'];
|
|
$condition = $this->name($alias) . '.' . $this->name($assocData['foreignKey']);
|
|
$condition .= ' = {$__cakeForeignKey__$}';
|
|
|
|
if (is_array($conditions)) {
|
|
$conditions[] = $condition;
|
|
} else {
|
|
$cond = $this->name($alias) . '.' . $this->name($assocData['foreignKey']);
|
|
$cond .= ' = {$__cakeID__$}';
|
|
|
|
if (trim($conditions) != '') {
|
|
$conditions .= ' AND ';
|
|
}
|
|
|
|
$conditions .= $cond;
|
|
}
|
|
|
|
$sql .= $this->conditions($conditions) . $this->order($queryData['order']);
|
|
if (!$this->goofyLimit) {
|
|
$sql .= $limit;
|
|
}
|
|
return $sql;
|
|
|
|
} else {
|
|
if (!isset($assocData['fields'])) {
|
|
$assocData['fields'] = '';
|
|
}
|
|
|
|
if ($this->__bypass === false) {
|
|
$fields = join(', ', $this->fields($linkModel, $alias, $assocData['fields']));
|
|
$this->__assocJoins['fields'][] = $fields;
|
|
} else {
|
|
$this->__assocJoins = null;
|
|
}
|
|
|
|
$sql = ' LEFT JOIN ' . $this->fullTableName($linkModel);
|
|
$sql .= ' ' . $this->alias . $this->name($alias) . ' ON ' . $this->name($alias) . '.';
|
|
$sql .= $this->name($assocData['foreignKey']) . ' = ' . $model->escapeField($model->primaryKey);
|
|
|
|
if ($assocData['order'] != null) {
|
|
$queryData['order'][] = $assocData['order'];
|
|
}
|
|
|
|
if (isset($assocData['conditions']) && !empty($assocData['conditions'])) {
|
|
if (is_array($queryData['conditions'])) {
|
|
$queryData['conditions'] = array_merge($assocData['conditions'], $queryData['conditions']);
|
|
} else {
|
|
$queryData['conditions'] = $assocData['conditions'];
|
|
}
|
|
}
|
|
|
|
if (!in_array($sql, $queryData['joins'])) {
|
|
$queryData['joins'][] = $sql;
|
|
}
|
|
return true;
|
|
}
|
|
break;
|
|
case 'belongsTo':
|
|
if ($external || isset($assocData['external'])) {
|
|
$limit = '';
|
|
if (isset($assocData['limit'])) {
|
|
$limit = $this->limit($assocData['limit'], $queryData['offset']);
|
|
}
|
|
|
|
if (!isset($assocData['fields'])) {
|
|
$assocData['fields'] = '';
|
|
}
|
|
|
|
$sql = 'SELECT ';
|
|
if ($this->goofyLimit) {
|
|
$sql .= $limit;
|
|
}
|
|
|
|
$sql .= ' ' . join(', ', $this->fields($linkModel, $alias, $assocData['fields']));
|
|
$sql .= ' FROM ' . $this->fullTableName($linkModel) . ' ' . $this->alias . $this->name($alias) . ' ';
|
|
|
|
$conditions = $assocData['conditions'];
|
|
$condition = $this->name($alias) . '.' . $this->name($linkModel->primaryKey);
|
|
$condition .= ' = {$__cakeForeignKey__$}';
|
|
|
|
if (is_array($conditions)) {
|
|
$conditions[] = $condition;
|
|
} else {
|
|
if (trim($conditions) != '') {
|
|
$conditions .= ' AND ';
|
|
}
|
|
$conditions .= $condition;
|
|
}
|
|
|
|
$sql .= $this->conditions($conditions) . $this->order($assocData['order']);
|
|
|
|
if (!$this->goofyLimit) {
|
|
$sql .= $limit;
|
|
}
|
|
return $sql;
|
|
|
|
} else {
|
|
if (!isset($assocData['fields'])) {
|
|
$assocData['fields'] = '';
|
|
}
|
|
|
|
if ($this->__bypass === false) {
|
|
$fields = join(', ', $this->fields($linkModel, $alias, $assocData['fields']));
|
|
$this->__assocJoins['fields'][] = $fields;
|
|
} else {
|
|
$this->__assocJoins = null;
|
|
}
|
|
|
|
$sql = ' LEFT JOIN ' . $this->fullTableName($linkModel);
|
|
$sql .= ' ' . $this->alias . $this->name($alias) . ' ON ';
|
|
$sql .= $this->name($model->name) . '.' . $this->name($assocData['foreignKey']);
|
|
$sql .= ' = ' . $this->name($alias) . '.' . $this->name($linkModel->primaryKey);
|
|
|
|
if (isset($assocData['conditions']) && !empty($assocData['conditions'])) {
|
|
if (is_array($queryData['conditions'])) {
|
|
$queryData['conditions'] = array_merge((array)$assocData['conditions'], $queryData['conditions']);
|
|
} else {
|
|
if (!empty($queryData['conditions'])){
|
|
$queryData['conditions'] = array($queryData['conditions']);
|
|
if (is_array($assocData['conditions'])){
|
|
array_merge($queryData['conditions'],$assocData['conditions']);
|
|
} else {
|
|
$queryData['conditions'][] = $assocData['conditions'];
|
|
}
|
|
} else {
|
|
$queryData['conditions'] = $assocData['conditions'];
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!in_array($sql, $queryData['joins'])) {
|
|
$queryData['joins'][] = $sql;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
break;
|
|
case 'hasMany':
|
|
if (isset($assocData['finderQuery']) && $assocData['finderQuery'] != null) {
|
|
$sql = $assocData['finderQuery'];
|
|
} else {
|
|
|
|
$limit = '';
|
|
if (isset($assocData['limit'])) {
|
|
$limit = $this->limit($assocData['limit'], $queryData['offset']);
|
|
}
|
|
|
|
$conditions = $assocData['conditions'];
|
|
$sql = 'SELECT ';
|
|
|
|
if ($this->goofyLimit) {
|
|
$sql .= $limit;
|
|
}
|
|
|
|
$sql .= ' ' . join(', ', $this->fields($linkModel, $alias, $assocData['fields']));
|
|
$sql .= ' FROM ' . $this->fullTableName($linkModel) . ' ' . $this->alias . $this->name($alias);
|
|
|
|
if (is_array($conditions)) {
|
|
$conditions[$alias . '.' . $assocData['foreignKey']] = '{$__cakeID__$}';
|
|
} else {
|
|
$cond = $this->name($alias) . '.' . $this->name($assocData['foreignKey']);
|
|
$cond .= ' = {$__cakeID__$}';
|
|
if (trim($conditions) != '') {
|
|
$conditions .= ' AND ';
|
|
}
|
|
$conditions .= $cond;
|
|
}
|
|
|
|
$sql .= $this->conditions($conditions);
|
|
$sql .= $this->order($assocData['order']);
|
|
|
|
if (!$this->goofyLimit) {
|
|
$sql .= $limit;
|
|
}
|
|
}
|
|
return $sql;
|
|
break;
|
|
case 'hasAndBelongsToMany':
|
|
if (isset($assocData['finderQuery']) && $assocData['finderQuery'] != null) {
|
|
$sql = $assocData['finderQuery'];
|
|
} else {
|
|
$joinTbl = $this->fullTableName($assocData['joinTable']);
|
|
|
|
$limit = '';
|
|
if (isset($assocData['limit'])) {
|
|
$limit = $this->limit($assocData['limit'], $queryData['offset']);
|
|
}
|
|
|
|
$sql = 'SELECT ';
|
|
|
|
if ($this->goofyLimit) {
|
|
$sql .= $limit;
|
|
}
|
|
|
|
$sql .= ' ' . join(', ', $this->fields($linkModel, $alias, $assocData['fields']));
|
|
$sql .= ' FROM ' . $this->fullTableName($linkModel) . ' ' . $this->alias . $this->name($alias);
|
|
$sql .= ' JOIN ' . $joinTbl . ' ON ' . $joinTbl;
|
|
$sql .= '.' . $this->name($assocData['foreignKey']) . ' = {$__cakeID__$}';
|
|
$sql .= ' AND ' . $joinTbl . '.' . $this->name($assocData['associationForeignKey']);
|
|
$sql .= ' = ' . $this->name($alias) . '.' . $this->name($linkModel->primaryKey);
|
|
|
|
$sql .= $this->conditions($assocData['conditions']);
|
|
$sql .= $this->order($assocData['order']);
|
|
|
|
if (!$this->goofyLimit) {
|
|
$sql .= $limit;
|
|
}
|
|
}
|
|
return $sql;
|
|
break;
|
|
}
|
|
return null;
|
|
}
|
|
/**
|
|
* Generates and executes an SQL UPDATE statement for given model, fields, and values.
|
|
*
|
|
* @param Model $model
|
|
* @param array $fields
|
|
* @param array $values
|
|
* @return array
|
|
*/
|
|
function update(&$model, $fields = array(), $values = array()) {
|
|
$updates = array();
|
|
$combined = array_combine($fields, $values);
|
|
|
|
foreach($combined as $field => $value) {
|
|
if ($value === null) {
|
|
$updates[] = $this->name($field) . ' = NULL';
|
|
} else {
|
|
$updates[] = $this->name($field) . ' = ' . $this->value($value, $model->getColumnType($field));
|
|
}
|
|
}
|
|
$sql = 'UPDATE ' . $this->fullTableName($model);
|
|
$sql .= ' SET ' . join(',', $updates);
|
|
$sql .= ' WHERE ' . $this->name($model->primaryKey) . ' = ' . $this->value($model->getID(), $model->getColumnType($model->primaryKey));
|
|
return $this->execute($sql);
|
|
}
|
|
/**
|
|
* Generates and executes an SQL DELETE statement for given id on given model.
|
|
*
|
|
* @param Model $model
|
|
* @param mixed $id Primary key id number to remove.
|
|
* @return boolean Success
|
|
*/
|
|
function delete(&$model, $id = null) {
|
|
$_id = $model->id;
|
|
if ($id != null) {
|
|
$model->id = $id;
|
|
}
|
|
|
|
if (!is_array($model->id)) {
|
|
$model->id = array($model->id);
|
|
}
|
|
|
|
foreach($model->id as $id) {
|
|
$result = $this->execute('DELETE FROM ' . $this->fullTableName($model) . ' WHERE ' . $this->name($model->primaryKey) . ' = ' . $this->value($id));
|
|
}
|
|
|
|
if ($result) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
/**
|
|
* Returns a key formatted like a string Model.fieldname(i.e. Post.title, or Country.name)
|
|
*
|
|
* @param unknown_type $model
|
|
* @param unknown_type $key
|
|
* @param unknown_type $assoc
|
|
* @return string
|
|
*/
|
|
function resolveKey($model, $key, $assoc = null) {
|
|
if ($assoc == null) {
|
|
$assoc = $model->name;
|
|
}
|
|
|
|
if (!strpos('.', $key)) {
|
|
return $this->name($model->name) . '.' . $this->name($key);
|
|
}
|
|
return $key;
|
|
}
|
|
/**
|
|
* Returns the column type of a given
|
|
*
|
|
* @param Model $model
|
|
* @param string $field
|
|
*/
|
|
function getColumnType(&$model, $field) {
|
|
return $model->getColumnType($field);
|
|
}
|
|
/**
|
|
* Private helper method to remove query metadata in given data array.
|
|
*
|
|
* @param array $data
|
|
*/
|
|
function __scrubQueryData(&$data) {
|
|
if (!isset($data['conditions'])) {
|
|
$data['conditions'] = ' 1 = 1 ';
|
|
}
|
|
|
|
if (!isset($data['fields'])) {
|
|
$data['fields'] = '';
|
|
}
|
|
|
|
if (!isset($data['joins'])) {
|
|
$data['joins'] = array();
|
|
}
|
|
|
|
if (!isset($data['order'])) {
|
|
$data['order'] = '';
|
|
}
|
|
|
|
if (!isset($data['limit'])) {
|
|
$data['limit'] = '';
|
|
}
|
|
|
|
if (!isset($data['offset'])) {
|
|
$data['offset'] = null;
|
|
}
|
|
}
|
|
/**
|
|
* Generates the fields list of an SQL query.
|
|
*
|
|
* @param Model $model
|
|
* @param string $alias Alias tablename
|
|
* @param mixed $fields
|
|
* @return array
|
|
*/
|
|
function fields(&$model, $alias, $fields) {
|
|
if (is_array($fields)) {
|
|
$fields = $fields;
|
|
} else {
|
|
if ($fields != null) {
|
|
if (strpos($fields, ',')) {
|
|
$fields = explode(',', $fields);
|
|
} else {
|
|
$fields = array($fields);
|
|
}
|
|
|
|
$fields = array_map('trim', $fields);
|
|
} else {
|
|
foreach($model->_tableInfo->value as $field) {
|
|
$fields[] = $field['name'];
|
|
}
|
|
}
|
|
}
|
|
$count = count($fields);
|
|
|
|
if ($count >= 1 && $fields[0] != '*') {
|
|
for($i = 0; $i < $count; $i++) {
|
|
if (!preg_match('/^.+\\(.*\\)/', $fields[$i])) {
|
|
$prepend = '';
|
|
|
|
if (strpos($fields[$i], 'DISTINCT') !== false) {
|
|
$prepend = 'DISTINCT ';
|
|
$fields[$i] = trim(r('DISTINCT', '', $fields[$i]));
|
|
}
|
|
|
|
$dot = strrpos($fields[$i], '.');
|
|
|
|
if ($dot === false) {
|
|
$fields[$i] = $prepend . $this->name($alias) . '.' . $this->name($fields[$i]);
|
|
} else {
|
|
$build = explode('.', $fields[$i]);
|
|
$fields[$i] = $prepend . $this->name($build[0]) . '.' . $this->name($build[1]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $fields;
|
|
}
|
|
/**
|
|
* Creates a WHERE clause by parsing given conditions data.
|
|
*
|
|
* @param mixed $conditions Array or string of conditions
|
|
* @return string SQL fragment
|
|
*/
|
|
function conditions($conditions) {
|
|
$clause = '';
|
|
if (!is_array($conditions)) {
|
|
if (!preg_match('/^WHERE\\x20|^GROUP\\x20BY\\x20|^HAVING\\x20|^ORDER\\x20BY\\x20/i', $conditions, $match)) {
|
|
$clause = ' WHERE ';
|
|
}
|
|
}
|
|
|
|
if (is_string($conditions)) {
|
|
if (trim($conditions) == '') {
|
|
$conditions = ' 1 = 1';
|
|
} else {
|
|
$start = null;
|
|
$end = null;
|
|
|
|
if (!empty($this->startQuote)) {
|
|
$start = '\\\\' . $this->startQuote . '\\\\';
|
|
}
|
|
$end = $this->endQuote;
|
|
|
|
if (!empty($this->endQuote)) {
|
|
$end = '\\\\' . $this->endQuote . '\\\\';
|
|
}
|
|
preg_match_all('/(?:\'[^\'\\\]*(?:\\\.[^\'\\\]*)*\')|([a-z0-9_' . $start . $end . ']*\\.[a-z0-9_' . $start . $end . ']*)/i', $conditions, $match, PREG_PATTERN_ORDER);
|
|
|
|
if (isset($match['1']['0'])) {
|
|
$pregCount = count($match['1']);
|
|
|
|
for($i = 0; $i < $pregCount; $i++) {
|
|
if (!empty($match['1'][$i])) {
|
|
$conditions = preg_replace('/' . $match['0'][$i] . '/', $this->name($match['1'][$i]), $conditions);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $clause . $conditions;
|
|
} else {
|
|
$clause = ' WHERE ';
|
|
$out = $this->conditionKeysToString($conditions);
|
|
return $clause . ' (' . join(') AND (', $out) . ')';
|
|
}
|
|
}
|
|
|
|
function conditionKeysToString($conditions) {
|
|
|
|
$data = null;
|
|
$out = array();
|
|
$bool = array('and', 'or', 'and not', 'or not', 'xor', '||', '&&');
|
|
|
|
foreach($conditions as $key => $value) {
|
|
if (in_array(strtolower(trim($key)), $bool)) {
|
|
$out[] = '(' . join(') ' . $key . ' (', $this->conditionKeysToString($value)) . ')';
|
|
} else {
|
|
if (is_array($value) && !empty($value)) {
|
|
|
|
$keys = array_keys($value);
|
|
if ($keys[0] === 0) {
|
|
$data = $this->name($key) . ' IN (';
|
|
foreach($value as $valElement) {
|
|
$data .= $this->value($valElement) . ', ';
|
|
}
|
|
$data[strlen($data) - 2] = ')';
|
|
} else {
|
|
$out[] = '(' . join(') AND (', $this->conditionKeysToString($value)) . ')';
|
|
}
|
|
} elseif(is_numeric($key)) {
|
|
$data = ' ' . $value;
|
|
} elseif($value === null) {
|
|
$data = $this->name($key) . ' = NULL';
|
|
} elseif($value === '') {
|
|
$data = $this->name($key) . " = ''";
|
|
} elseif(preg_match('/^([a-z]*\\([a-z0-9]*\\)\\x20?|(?:like\\x20)|(?:or\\x20)|(?:between\\x20)|(?:regexp\\x20)|[<> = !]{1,3}\\x20?)?(.*)/i', $value, $match)) {
|
|
if (preg_match('/(\\x20[\\w]*\\x20)/', $key, $regs)) {
|
|
$clause = $regs['1'];
|
|
$key = preg_replace('/' . $regs['1'] . '/', '', $key);
|
|
}
|
|
|
|
if (empty($match['1'])) {
|
|
$match['1'] = ' = ';
|
|
}
|
|
|
|
if (strpos($match['2'], '-!') === 0) {
|
|
$match['2'] = str_replace('-!', '', $match['2']);
|
|
$data = $this->name($key) . ' ' . $match['1'] . ' ' . $match['2'];
|
|
} else {
|
|
if ($match['2'] != '' && !is_numeric($match['2'])) {
|
|
$match['2'] = $this->value($match['2']);
|
|
$match['2'] = str_replace(' AND ', "' AND '", $match['2']);
|
|
}
|
|
$data = $this->name($key) . ' ' . $match['1'] . ' ' . $match['2'];
|
|
}
|
|
}
|
|
|
|
if ($data != null) {
|
|
$out[] = $data;
|
|
}
|
|
}
|
|
}
|
|
return $out;
|
|
}
|
|
/**
|
|
* Returns a limit statement in the correct format for the particular database.
|
|
*
|
|
* @param int $limit Limit of results returned
|
|
* @param int $offset Offset from which to start results
|
|
* @return string SQL limit/offset statement
|
|
*/
|
|
function limit($limit, $offset = null) {
|
|
if ($limit) {
|
|
$rt = '';
|
|
if (!strpos(strtolower($limit), 'limit') || strpos(strtolower($limit), 'limit') === 0) {
|
|
$rt = ' LIMIT';
|
|
}
|
|
|
|
if ($offset) {
|
|
$rt .= ' ' . $offset . ',';
|
|
}
|
|
|
|
$rt .= ' ' . $limit;
|
|
return $rt;
|
|
}
|
|
return null;
|
|
}
|
|
/**
|
|
* Returns an ORDER BY clause as a string.
|
|
*
|
|
* @param string $key Field reference, as a key (i.e. Post.title)
|
|
* @param string $direction Direction (ASC or DESC)
|
|
* @return string ORDER BY clause
|
|
*/
|
|
function order($keys, $direction = 'ASC') {
|
|
if (is_string($keys) && strpos($keys, ',')) {
|
|
$keys = explode(',', $keys);
|
|
array_map('trim', $keys);
|
|
}
|
|
|
|
if (is_array($keys)) {
|
|
foreach($keys as $key => $val) {
|
|
if (is_numeric($key) && empty($val)) {
|
|
unset ($keys[$key]);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (empty($keys) || (is_array($keys) && count($keys) && isset($keys[0]) && empty($keys[0]))) {
|
|
return '';
|
|
}
|
|
|
|
if (is_array($keys)) {
|
|
if (countdim($keys) > 1) {
|
|
$new = array();
|
|
|
|
foreach($keys as $val) {
|
|
$val = $this->order($val);
|
|
$new[] = $val;
|
|
}
|
|
|
|
$keys = $new;
|
|
}
|
|
|
|
foreach($keys as $key => $value) {
|
|
if (is_numeric($key)) {
|
|
$value = ltrim(r('ORDER BY ', '', $this->order($value)));
|
|
$key = $value;
|
|
|
|
if (!preg_match('/\\x20ASC|\\x20DESC/i', $key)) {
|
|
$value = ' ' . $direction;
|
|
} else {
|
|
$value = '';
|
|
}
|
|
} else {
|
|
$value = ' ' . $value;
|
|
}
|
|
|
|
if (!preg_match('/^.+\\(.*\\)/', $key) && !strpos($key, ',')) {
|
|
$dir = '';
|
|
$hasDir = preg_match('/\\x20ASC|\\x20DESC/i', $key, $dir);
|
|
|
|
if ($hasDir) {
|
|
$dir = $dir[0];
|
|
$key = preg_replace('/\\x20ASC|\\x20DESC/i', '', $key);
|
|
} else {
|
|
$dir = '';
|
|
}
|
|
|
|
$key = trim($this->name($key) . ' ' . $dir);
|
|
}
|
|
$order[] = $this->order($key . $value);
|
|
}
|
|
|
|
return ' ORDER BY ' . trim(r('ORDER BY', '', join(',', $order)));
|
|
} else {
|
|
$keys = preg_replace('/ORDER\\x20BY/i', '', $keys);
|
|
|
|
if (strpos($keys, '.')) {
|
|
preg_match_all('/([a-zA-Z0-9_]{1,})\\.([a-zA-Z0-9_]{1,})/', $keys, $result,
|
|
PREG_PATTERN_ORDER);
|
|
$pregCount = count($result['0']);
|
|
|
|
for($i = 0; $i < $pregCount; $i++) {
|
|
$keys = preg_replace('/' . $result['0'][$i] . '/', $this->name($result['0'][$i]), $keys);
|
|
}
|
|
|
|
if (preg_match('/\\x20ASC|\\x20DESC/i', $keys)) {
|
|
return ' ORDER BY ' . $keys;
|
|
} else {
|
|
return ' ORDER BY ' . $keys . ' ' . $direction;
|
|
}
|
|
} elseif(preg_match('/(\\x20ASC|\\x20DESC)/i', $keys, $match)) {
|
|
$direction = $match['1'];
|
|
$keys = preg_replace('/' . $match['1'] . '/', '', $keys);
|
|
return ' ORDER BY ' . $keys . $direction;
|
|
} else {
|
|
$direction = ' ' . $direction;
|
|
}
|
|
return ' ORDER BY ' . $keys . $direction;
|
|
}
|
|
}
|
|
/**
|
|
* Disconnects database, kills the connection and says the connection is closed,
|
|
* and if DEBUG is turned on, the log for this object is shown.
|
|
*
|
|
*/
|
|
function close() {
|
|
if ($this->fullDebug) {
|
|
$this->showLog();
|
|
}
|
|
$this->disconnect();
|
|
}
|
|
/**
|
|
* To-be-overridden in subclasses.
|
|
*
|
|
*/
|
|
function buildSchemaQuery($schema) {
|
|
die ("Implement in DBO");
|
|
}
|
|
/**
|
|
* Destructor. Closes connection to the database.
|
|
*
|
|
*/
|
|
function __destruct() {
|
|
if ($this->__transactionStarted) {
|
|
$this->rollback();
|
|
}
|
|
$this->close();
|
|
parent::__destruct();
|
|
}
|
|
/**
|
|
* Checks if the specified table contains any record matching specified SQL
|
|
*
|
|
* @param Model $model Model to search
|
|
* @param string $sql SQL WHERE clause (condition only, not the "WHERE" part)
|
|
* @return boolean True if the table has a matching record, else false
|
|
*/
|
|
function hasAny($model, $sql) {
|
|
$sql = $this->conditions($sql);
|
|
$out = $this->one("SELECT COUNT(*) " . $this->alias . "count FROM " . $this->fullTableName($model) . ' ' . ($sql ? ' ' . $sql : 'WHERE 1 = 1'));
|
|
|
|
if (is_array($out)) {
|
|
return $out[0]['count'];
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
/**
|
|
* Translates between PHP boolean values and Database (faked) boolean values
|
|
*
|
|
* @param mixed $data Value to be translated
|
|
* @return mixed Converted boolean value
|
|
*/
|
|
function boolean($data) {
|
|
if ($data === true || $data === false) {
|
|
if ($data === true) {
|
|
return 1;
|
|
}
|
|
return 0;
|
|
|
|
} else {
|
|
if (!empty($data)) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
?>
|