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anikendra |
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<?php
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/**
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* Dbo Source
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*
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* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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*
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* Licensed under The MIT License
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* For full copyright and license information, please see the LICENSE.txt
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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* @link http://cakephp.org CakePHP(tm) Project
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* @package Cake.Model.Datasource
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* @since CakePHP(tm) v 0.10.0.1076
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* @license http://www.opensource.org/licenses/mit-license.php MIT License
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*/
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App::uses('DataSource', 'Model/Datasource');
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App::uses('CakeText', 'Utility');
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App::uses('View', 'View');
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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.Model.Datasource
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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 string
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*/
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public $description = "Database Data Source";
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/**
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* index definition, standard cake, primary, index, unique
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*
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* @var array
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*/
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public $index = array('PRI' => 'primary', 'MUL' => 'index', 'UNI' => 'unique');
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/**
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* Database keyword used to assign aliases to identifiers.
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*
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* @var string
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*/
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public $alias = 'AS ';
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/**
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* Caches result from query parsing operations. Cached results for both DboSource::name() and
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* DboSource::conditions() will be stored here. Method caching uses `md5()`. If you have
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* problems with collisions, set DboSource::$cacheMethods to false.
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*
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* @var array
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*/
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public static $methodCache = array();
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/**
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* Whether or not to cache the results of DboSource::name() and DboSource::conditions()
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* into the memory cache. Set to false to disable the use of the memory cache.
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*
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* @var bool
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*/
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public $cacheMethods = true;
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/**
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* Flag to support nested transactions. If it is set to false, you will be able to use
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* the transaction methods (begin/commit/rollback), but just the global transaction will
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* be executed.
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*
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* @var bool
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*/
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public $useNestedTransactions = false;
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/**
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* Print full query debug info?
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*
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* @var bool
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*/
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public $fullDebug = false;
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/**
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* String to hold how many rows were affected by the last SQL operation.
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*
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* @var string
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*/
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public $affected = null;
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/**
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* Number of rows in current resultset
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*
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* @var int
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*/
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public $numRows = null;
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/**
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* Time the last query took
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*
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* @var int
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*/
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public $took = null;
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/**
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* Result
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*
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* @var array
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*/
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protected $_result = null;
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/**
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* Queries count.
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*
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* @var int
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*/
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protected $_queriesCnt = 0;
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/**
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* Total duration of all queries.
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*
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* @var int
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*/
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protected $_queriesTime = null;
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/**
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* Log of queries executed by this DataSource
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*
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* @var array
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*/
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protected $_queriesLog = array();
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/**
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* Maximum number of items in query log
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*
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* This is to prevent query log taking over too much memory.
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*
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* @var int
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*/
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protected $_queriesLogMax = 200;
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/**
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* Caches serialized results of executed queries
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*
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* @var array
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*/
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protected $_queryCache = array();
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/**
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* A reference to the physical connection of this DataSource
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*
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* @var array
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*/
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protected $_connection = null;
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/**
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* The DataSource configuration key name
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*
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* @var string
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*/
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public $configKeyName = null;
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/**
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* The starting character that this DataSource uses for quoted identifiers.
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*
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* @var string
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*/
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public $startQuote = null;
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/**
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* The ending character that this DataSource uses for quoted identifiers.
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*
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* @var string
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*/
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public $endQuote = null;
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/**
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* The set of valid SQL operations usable in a WHERE statement
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*
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* @var array
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*/
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protected $_sqlOps = array('like', 'ilike', 'rlike', 'or', 'not', 'in', 'between', 'regexp', 'similar to');
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/**
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* Indicates the level of nested transactions
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*
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* @var int
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*/
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protected $_transactionNesting = 0;
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/**
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* Default fields that are used by the DBO
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*
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* @var array
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*/
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protected $_queryDefaults = array(
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'conditions' => array(),
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'fields' => null,
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'table' => null,
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'alias' => null,
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'order' => null,
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'limit' => null,
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'joins' => array(),
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'group' => null,
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'offset' => null
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);
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/**
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* Separator string for virtualField composition
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*
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* @var string
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*/
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public $virtualFieldSeparator = '__';
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/**
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* List of table engine specific parameters used on table creating
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*
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* @var array
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*/
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public $tableParameters = array();
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/**
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* List of engine specific additional field parameters used on table creating
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*
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* @var array
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*/
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public $fieldParameters = array();
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/**
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* Indicates whether there was a change on the cached results on the methods of this class
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* This will be used for storing in a more persistent cache
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*
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* @var bool
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*/
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protected $_methodCacheChange = false;
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/**
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* Constructor
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*
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* @param array $config Array of configuration information for the Datasource.
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* @param bool $autoConnect Whether or not the datasource should automatically connect.
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* @throws MissingConnectionException when a connection cannot be made.
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*/
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public function __construct($config = null, $autoConnect = true) {
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if (!isset($config['prefix'])) {
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$config['prefix'] = '';
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}
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parent::__construct($config);
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$this->fullDebug = Configure::read('debug') > 1;
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if (!$this->enabled()) {
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throw new MissingConnectionException(array(
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'class' => get_class($this),
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'message' => __d('cake_dev', 'Selected driver is not enabled'),
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'enabled' => false
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));
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}
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if ($autoConnect) {
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$this->connect();
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}
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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 $config An array defining the new configuration settings
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* @return bool True on success, false on failure
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*/
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public function reconnect($config = array()) {
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$this->disconnect();
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$this->setConfig($config);
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$this->_sources = null;
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return $this->connect();
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}
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/**
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* Disconnects from database.
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*
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* @return bool Always true
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*/
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public function disconnect() {
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if ($this->_result instanceof PDOStatement) {
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$this->_result->closeCursor();
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}
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unset($this->_connection);
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$this->connected = false;
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return true;
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}
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/**
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* Get the underlying connection object.
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*
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* @return PDO
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*/
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public function getConnection() {
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return $this->_connection;
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}
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/**
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* Gets the version string of the database server
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*
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* @return string The database version
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*/
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public function getVersion() {
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return $this->_connection->getAttribute(PDO::ATTR_SERVER_VERSION);
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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 datatype into which this data will be inserted.
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* @param bool $null Column allows NULL values
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* @return string Quoted and escaped data
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*/
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public function value($data, $column = null, $null = true) {
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if (is_array($data) && !empty($data)) {
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return array_map(
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array(&$this, 'value'),
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$data, array_fill(0, count($data), $column)
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);
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} elseif (is_object($data) && isset($data->type, $data->value)) {
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if ($data->type === 'identifier') {
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return $this->name($data->value);
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} elseif ($data->type === 'expression') {
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return $data->value;
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}
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} elseif (in_array($data, array('{$__cakeID__$}', '{$__cakeForeignKey__$}'), true)) {
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return $data;
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}
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if ($data === null || (is_array($data) && empty($data))) {
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return 'NULL';
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}
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if (empty($column)) {
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$column = $this->introspectType($data);
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}
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switch ($column) {
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case 'binary':
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return $this->_connection->quote($data, PDO::PARAM_LOB);
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case 'boolean':
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return $this->_connection->quote($this->boolean($data, true), PDO::PARAM_BOOL);
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case 'string':
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case 'text':
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return $this->_connection->quote($data, PDO::PARAM_STR);
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default:
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if ($data === '') {
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return $null ? 'NULL' : '""';
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}
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if (is_float($data)) {
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return str_replace(',', '.', strval($data));
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}
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if ((is_int($data) || $data === '0') || (
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is_numeric($data) &&
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strpos($data, ',') === false &&
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$data[0] != '0' &&
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strpos($data, 'e') === false)
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) {
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return $data;
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}
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return $this->_connection->quote($data);
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}
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}
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/**
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* Returns an object to represent a database identifier in a query. Expression objects
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* are not sanitized or escaped.
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*
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* @param string $identifier A SQL expression to be used as an identifier
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* @return stdClass An object representing a database identifier to be used in a query
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*/
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public function identifier($identifier) {
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$obj = new stdClass();
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$obj->type = 'identifier';
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$obj->value = $identifier;
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return $obj;
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}
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/**
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* Returns an object to represent a database expression in a query. Expression objects
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* are not sanitized or escaped.
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*
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* @param string $expression An arbitrary SQL expression to be inserted into a query.
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* @return stdClass An object representing a database expression to be used in a query
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*/
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public function expression($expression) {
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$obj = new stdClass();
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$obj->type = 'expression';
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$obj->value = $expression;
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return $obj;
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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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* @param array $params Additional options for the query.
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* @return mixed Resource or object representing the result set, or false on failure
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|
403 |
*/
|
|
|
404 |
public function rawQuery($sql, $params = array()) {
|
|
|
405 |
$this->took = $this->numRows = false;
|
|
|
406 |
return $this->execute($sql, array(), $params);
|
|
|
407 |
}
|
|
|
408 |
|
|
|
409 |
/**
|
|
|
410 |
* Queries the database with given SQL statement, and obtains some metadata about the result
|
|
|
411 |
* (rows affected, timing, any errors, number of rows in resultset). The query is also logged.
|
|
|
412 |
* If Configure::read('debug') is set, the log is shown all the time, else it is only shown on errors.
|
|
|
413 |
*
|
|
|
414 |
* ### Options
|
|
|
415 |
*
|
|
|
416 |
* - log - Whether or not the query should be logged to the memory log.
|
|
|
417 |
*
|
|
|
418 |
* @param string $sql SQL statement
|
|
|
419 |
* @param array $options The options for executing the query.
|
|
|
420 |
* @param array $params values to be bound to the query.
|
|
|
421 |
* @return mixed Resource or object representing the result set, or false on failure
|
|
|
422 |
*/
|
|
|
423 |
public function execute($sql, $options = array(), $params = array()) {
|
|
|
424 |
$options += array('log' => $this->fullDebug);
|
|
|
425 |
|
|
|
426 |
$t = microtime(true);
|
|
|
427 |
$this->_result = $this->_execute($sql, $params);
|
|
|
428 |
|
|
|
429 |
if ($options['log']) {
|
|
|
430 |
$this->took = round((microtime(true) - $t) * 1000, 0);
|
|
|
431 |
$this->numRows = $this->affected = $this->lastAffected();
|
|
|
432 |
$this->logQuery($sql, $params);
|
|
|
433 |
}
|
|
|
434 |
|
|
|
435 |
return $this->_result;
|
|
|
436 |
}
|
|
|
437 |
|
|
|
438 |
/**
|
|
|
439 |
* Executes given SQL statement.
|
|
|
440 |
*
|
|
|
441 |
* @param string $sql SQL statement
|
|
|
442 |
* @param array $params list of params to be bound to query
|
|
|
443 |
* @param array $prepareOptions Options to be used in the prepare statement
|
|
|
444 |
* @return mixed PDOStatement if query executes with no problem, true as the result of a successful, false on error
|
|
|
445 |
* query returning no rows, such as a CREATE statement, false otherwise
|
|
|
446 |
* @throws PDOException
|
|
|
447 |
*/
|
|
|
448 |
protected function _execute($sql, $params = array(), $prepareOptions = array()) {
|
|
|
449 |
$sql = trim($sql);
|
|
|
450 |
if (preg_match('/^(?:CREATE|ALTER|DROP)\s+(?:TABLE|INDEX)/i', $sql)) {
|
|
|
451 |
$statements = array_filter(explode(';', $sql));
|
|
|
452 |
if (count($statements) > 1) {
|
|
|
453 |
$result = array_map(array($this, '_execute'), $statements);
|
|
|
454 |
return array_search(false, $result) === false;
|
|
|
455 |
}
|
|
|
456 |
}
|
|
|
457 |
|
|
|
458 |
try {
|
|
|
459 |
$query = $this->_connection->prepare($sql, $prepareOptions);
|
|
|
460 |
$query->setFetchMode(PDO::FETCH_LAZY);
|
|
|
461 |
if (!$query->execute($params)) {
|
|
|
462 |
$this->_results = $query;
|
|
|
463 |
$query->closeCursor();
|
|
|
464 |
return false;
|
|
|
465 |
}
|
|
|
466 |
if (!$query->columnCount()) {
|
|
|
467 |
$query->closeCursor();
|
|
|
468 |
if (!$query->rowCount()) {
|
|
|
469 |
return true;
|
|
|
470 |
}
|
|
|
471 |
}
|
|
|
472 |
return $query;
|
|
|
473 |
} catch (PDOException $e) {
|
|
|
474 |
if (isset($query->queryString)) {
|
|
|
475 |
$e->queryString = $query->queryString;
|
|
|
476 |
} else {
|
|
|
477 |
$e->queryString = $sql;
|
|
|
478 |
}
|
|
|
479 |
throw $e;
|
|
|
480 |
}
|
|
|
481 |
}
|
|
|
482 |
|
|
|
483 |
/**
|
|
|
484 |
* Returns a formatted error message from previous database operation.
|
|
|
485 |
*
|
|
|
486 |
* @param PDOStatement $query the query to extract the error from if any
|
|
|
487 |
* @return string Error message with error number
|
|
|
488 |
*/
|
|
|
489 |
public function lastError(PDOStatement $query = null) {
|
|
|
490 |
if ($query) {
|
|
|
491 |
$error = $query->errorInfo();
|
|
|
492 |
} else {
|
|
|
493 |
$error = $this->_connection->errorInfo();
|
|
|
494 |
}
|
|
|
495 |
if (empty($error[2])) {
|
|
|
496 |
return null;
|
|
|
497 |
}
|
|
|
498 |
return $error[1] . ': ' . $error[2];
|
|
|
499 |
}
|
|
|
500 |
|
|
|
501 |
/**
|
|
|
502 |
* Returns number of affected rows in previous database operation. If no previous operation exists,
|
|
|
503 |
* this returns false.
|
|
|
504 |
*
|
|
|
505 |
* @param mixed $source The source to check.
|
|
|
506 |
* @return int Number of affected rows
|
|
|
507 |
*/
|
|
|
508 |
public function lastAffected($source = null) {
|
|
|
509 |
if ($this->hasResult()) {
|
|
|
510 |
return $this->_result->rowCount();
|
|
|
511 |
}
|
|
|
512 |
return 0;
|
|
|
513 |
}
|
|
|
514 |
|
|
|
515 |
/**
|
|
|
516 |
* Returns number of rows in previous resultset. If no previous resultset exists,
|
|
|
517 |
* this returns false.
|
|
|
518 |
*
|
|
|
519 |
* @param mixed $source Not used
|
|
|
520 |
* @return int Number of rows in resultset
|
|
|
521 |
*/
|
|
|
522 |
public function lastNumRows($source = null) {
|
|
|
523 |
return $this->lastAffected();
|
|
|
524 |
}
|
|
|
525 |
|
|
|
526 |
/**
|
|
|
527 |
* DataSource Query abstraction
|
|
|
528 |
*
|
|
|
529 |
* @return resource Result resource identifier.
|
|
|
530 |
*/
|
|
|
531 |
public function query() {
|
|
|
532 |
$args = func_get_args();
|
|
|
533 |
$fields = null;
|
|
|
534 |
$order = null;
|
|
|
535 |
$limit = null;
|
|
|
536 |
$page = null;
|
|
|
537 |
$recursive = null;
|
|
|
538 |
|
|
|
539 |
if (count($args) === 1) {
|
|
|
540 |
return $this->fetchAll($args[0]);
|
|
|
541 |
} elseif (count($args) > 1 && (strpos($args[0], 'findBy') === 0 || strpos($args[0], 'findAllBy') === 0)) {
|
|
|
542 |
$params = $args[1];
|
|
|
543 |
|
|
|
544 |
if (substr($args[0], 0, 6) === 'findBy') {
|
|
|
545 |
$all = false;
|
|
|
546 |
$field = Inflector::underscore(substr($args[0], 6));
|
|
|
547 |
} else {
|
|
|
548 |
$all = true;
|
|
|
549 |
$field = Inflector::underscore(substr($args[0], 9));
|
|
|
550 |
}
|
|
|
551 |
|
|
|
552 |
$or = (strpos($field, '_or_') !== false);
|
|
|
553 |
if ($or) {
|
|
|
554 |
$field = explode('_or_', $field);
|
|
|
555 |
} else {
|
|
|
556 |
$field = explode('_and_', $field);
|
|
|
557 |
}
|
|
|
558 |
$off = count($field) - 1;
|
|
|
559 |
|
|
|
560 |
if (isset($params[1 + $off])) {
|
|
|
561 |
$fields = $params[1 + $off];
|
|
|
562 |
}
|
|
|
563 |
|
|
|
564 |
if (isset($params[2 + $off])) {
|
|
|
565 |
$order = $params[2 + $off];
|
|
|
566 |
}
|
|
|
567 |
|
|
|
568 |
if (!array_key_exists(0, $params)) {
|
|
|
569 |
return false;
|
|
|
570 |
}
|
|
|
571 |
|
|
|
572 |
$c = 0;
|
|
|
573 |
$conditions = array();
|
|
|
574 |
|
|
|
575 |
foreach ($field as $f) {
|
|
|
576 |
$conditions[$args[2]->alias . '.' . $f] = $params[$c++];
|
|
|
577 |
}
|
|
|
578 |
|
|
|
579 |
if ($or) {
|
|
|
580 |
$conditions = array('OR' => $conditions);
|
|
|
581 |
}
|
|
|
582 |
|
|
|
583 |
if ($all) {
|
|
|
584 |
if (isset($params[3 + $off])) {
|
|
|
585 |
$limit = $params[3 + $off];
|
|
|
586 |
}
|
|
|
587 |
|
|
|
588 |
if (isset($params[4 + $off])) {
|
|
|
589 |
$page = $params[4 + $off];
|
|
|
590 |
}
|
|
|
591 |
|
|
|
592 |
if (isset($params[5 + $off])) {
|
|
|
593 |
$recursive = $params[5 + $off];
|
|
|
594 |
}
|
|
|
595 |
return $args[2]->find('all', compact('conditions', 'fields', 'order', 'limit', 'page', 'recursive'));
|
|
|
596 |
}
|
|
|
597 |
if (isset($params[3 + $off])) {
|
|
|
598 |
$recursive = $params[3 + $off];
|
|
|
599 |
}
|
|
|
600 |
return $args[2]->find('first', compact('conditions', 'fields', 'order', 'recursive'));
|
|
|
601 |
}
|
|
|
602 |
if (isset($args[1]) && $args[1] === true) {
|
|
|
603 |
return $this->fetchAll($args[0], true);
|
|
|
604 |
} elseif (isset($args[1]) && !is_array($args[1])) {
|
|
|
605 |
return $this->fetchAll($args[0], false);
|
|
|
606 |
} elseif (isset($args[1]) && is_array($args[1])) {
|
|
|
607 |
if (isset($args[2])) {
|
|
|
608 |
$cache = $args[2];
|
|
|
609 |
} else {
|
|
|
610 |
$cache = true;
|
|
|
611 |
}
|
|
|
612 |
return $this->fetchAll($args[0], $args[1], array('cache' => $cache));
|
|
|
613 |
}
|
|
|
614 |
}
|
|
|
615 |
|
|
|
616 |
/**
|
|
|
617 |
* Returns a row from current resultset as an array
|
|
|
618 |
*
|
|
|
619 |
* @param string $sql Some SQL to be executed.
|
|
|
620 |
* @return array The fetched row as an array
|
|
|
621 |
*/
|
|
|
622 |
public function fetchRow($sql = null) {
|
|
|
623 |
if (is_string($sql) && strlen($sql) > 5 && !$this->execute($sql)) {
|
|
|
624 |
return null;
|
|
|
625 |
}
|
|
|
626 |
|
|
|
627 |
if ($this->hasResult()) {
|
|
|
628 |
$this->resultSet($this->_result);
|
|
|
629 |
$resultRow = $this->fetchResult();
|
|
|
630 |
if (isset($resultRow[0])) {
|
|
|
631 |
$this->fetchVirtualField($resultRow);
|
|
|
632 |
}
|
|
|
633 |
return $resultRow;
|
|
|
634 |
}
|
|
|
635 |
return null;
|
|
|
636 |
}
|
|
|
637 |
|
|
|
638 |
/**
|
|
|
639 |
* Returns an array of all result rows for a given SQL query.
|
|
|
640 |
*
|
|
|
641 |
* Returns false if no rows matched.
|
|
|
642 |
*
|
|
|
643 |
* ### Options
|
|
|
644 |
*
|
|
|
645 |
* - `cache` - Returns the cached version of the query, if exists and stores the result in cache.
|
|
|
646 |
* This is a non-persistent cache, and only lasts for a single request. This option
|
|
|
647 |
* defaults to true. If you are directly calling this method, you can disable caching
|
|
|
648 |
* by setting $options to `false`
|
|
|
649 |
*
|
|
|
650 |
* @param string $sql SQL statement
|
|
|
651 |
* @param array|bool $params Either parameters to be bound as values for the SQL statement,
|
|
|
652 |
* or a boolean to control query caching.
|
|
|
653 |
* @param array $options additional options for the query.
|
|
|
654 |
* @return bool|array Array of resultset rows, or false if no rows matched
|
|
|
655 |
*/
|
|
|
656 |
public function fetchAll($sql, $params = array(), $options = array()) {
|
|
|
657 |
if (is_string($options)) {
|
|
|
658 |
$options = array('modelName' => $options);
|
|
|
659 |
}
|
|
|
660 |
if (is_bool($params)) {
|
|
|
661 |
$options['cache'] = $params;
|
|
|
662 |
$params = array();
|
|
|
663 |
}
|
|
|
664 |
$options += array('cache' => true);
|
|
|
665 |
$cache = $options['cache'];
|
|
|
666 |
if ($cache && ($cached = $this->getQueryCache($sql, $params)) !== false) {
|
|
|
667 |
return $cached;
|
|
|
668 |
}
|
|
|
669 |
$result = $this->execute($sql, array(), $params);
|
|
|
670 |
if ($result) {
|
|
|
671 |
$out = array();
|
|
|
672 |
|
|
|
673 |
if ($this->hasResult()) {
|
|
|
674 |
$first = $this->fetchRow();
|
|
|
675 |
if ($first) {
|
|
|
676 |
$out[] = $first;
|
|
|
677 |
}
|
|
|
678 |
while ($item = $this->fetchResult()) {
|
|
|
679 |
if (isset($item[0])) {
|
|
|
680 |
$this->fetchVirtualField($item);
|
|
|
681 |
}
|
|
|
682 |
$out[] = $item;
|
|
|
683 |
}
|
|
|
684 |
}
|
|
|
685 |
|
|
|
686 |
if (!is_bool($result) && $cache) {
|
|
|
687 |
$this->_writeQueryCache($sql, $out, $params);
|
|
|
688 |
}
|
|
|
689 |
|
|
|
690 |
if (empty($out) && is_bool($this->_result)) {
|
|
|
691 |
return $this->_result;
|
|
|
692 |
}
|
|
|
693 |
return $out;
|
|
|
694 |
}
|
|
|
695 |
return false;
|
|
|
696 |
}
|
|
|
697 |
|
|
|
698 |
/**
|
|
|
699 |
* Fetches the next row from the current result set
|
|
|
700 |
*
|
|
|
701 |
* @return bool
|
|
|
702 |
*/
|
|
|
703 |
public function fetchResult() {
|
|
|
704 |
return false;
|
|
|
705 |
}
|
|
|
706 |
|
|
|
707 |
/**
|
|
|
708 |
* Modifies $result array to place virtual fields in model entry where they belongs to
|
|
|
709 |
*
|
|
|
710 |
* @param array &$result Reference to the fetched row
|
|
|
711 |
* @return void
|
|
|
712 |
*/
|
|
|
713 |
public function fetchVirtualField(&$result) {
|
|
|
714 |
if (isset($result[0]) && is_array($result[0])) {
|
|
|
715 |
foreach ($result[0] as $field => $value) {
|
|
|
716 |
if (strpos($field, $this->virtualFieldSeparator) === false) {
|
|
|
717 |
continue;
|
|
|
718 |
}
|
|
|
719 |
|
|
|
720 |
list($alias, $virtual) = explode($this->virtualFieldSeparator, $field);
|
|
|
721 |
|
|
|
722 |
if (!ClassRegistry::isKeySet($alias)) {
|
|
|
723 |
return;
|
|
|
724 |
}
|
|
|
725 |
|
|
|
726 |
$Model = ClassRegistry::getObject($alias);
|
|
|
727 |
|
|
|
728 |
if ($Model->isVirtualField($virtual)) {
|
|
|
729 |
$result[$alias][$virtual] = $value;
|
|
|
730 |
unset($result[0][$field]);
|
|
|
731 |
}
|
|
|
732 |
}
|
|
|
733 |
if (empty($result[0])) {
|
|
|
734 |
unset($result[0]);
|
|
|
735 |
}
|
|
|
736 |
}
|
|
|
737 |
}
|
|
|
738 |
|
|
|
739 |
/**
|
|
|
740 |
* Returns a single field of the first of query results for a given SQL query, or false if empty.
|
|
|
741 |
*
|
|
|
742 |
* @param string $name Name of the field
|
|
|
743 |
* @param string $sql SQL query
|
|
|
744 |
* @return mixed Value of field read.
|
|
|
745 |
*/
|
|
|
746 |
public function field($name, $sql) {
|
|
|
747 |
$data = $this->fetchRow($sql);
|
|
|
748 |
if (empty($data[$name])) {
|
|
|
749 |
return false;
|
|
|
750 |
}
|
|
|
751 |
return $data[$name];
|
|
|
752 |
}
|
|
|
753 |
|
|
|
754 |
/**
|
|
|
755 |
* Empties the method caches.
|
|
|
756 |
* These caches are used by DboSource::name() and DboSource::conditions()
|
|
|
757 |
*
|
|
|
758 |
* @return void
|
|
|
759 |
*/
|
|
|
760 |
public function flushMethodCache() {
|
|
|
761 |
$this->_methodCacheChange = true;
|
|
|
762 |
static::$methodCache = array();
|
|
|
763 |
}
|
|
|
764 |
|
|
|
765 |
/**
|
|
|
766 |
* Cache a value into the methodCaches. Will respect the value of DboSource::$cacheMethods.
|
|
|
767 |
* Will retrieve a value from the cache if $value is null.
|
|
|
768 |
*
|
|
|
769 |
* If caching is disabled and a write is attempted, the $value will be returned.
|
|
|
770 |
* A read will either return the value or null.
|
|
|
771 |
*
|
|
|
772 |
* @param string $method Name of the method being cached.
|
|
|
773 |
* @param string $key The key name for the cache operation.
|
|
|
774 |
* @param mixed $value The value to cache into memory.
|
|
|
775 |
* @return mixed Either null on failure, or the value if its set.
|
|
|
776 |
*/
|
|
|
777 |
public function cacheMethod($method, $key, $value = null) {
|
|
|
778 |
if ($this->cacheMethods === false) {
|
|
|
779 |
return $value;
|
|
|
780 |
}
|
|
|
781 |
if (!$this->_methodCacheChange && empty(static::$methodCache)) {
|
|
|
782 |
static::$methodCache = (array)Cache::read('method_cache', '_cake_core_');
|
|
|
783 |
}
|
|
|
784 |
if ($value === null) {
|
|
|
785 |
return (isset(static::$methodCache[$method][$key])) ? static::$methodCache[$method][$key] : null;
|
|
|
786 |
}
|
|
|
787 |
$this->_methodCacheChange = true;
|
|
|
788 |
return static::$methodCache[$method][$key] = $value;
|
|
|
789 |
}
|
|
|
790 |
|
|
|
791 |
/**
|
|
|
792 |
* Returns a quoted name of $data for use in an SQL statement.
|
|
|
793 |
* Strips fields out of SQL functions before quoting.
|
|
|
794 |
*
|
|
|
795 |
* Results of this method are stored in a memory cache. This improves performance, but
|
|
|
796 |
* because the method uses a hashing algorithm it can have collisions.
|
|
|
797 |
* Setting DboSource::$cacheMethods to false will disable the memory cache.
|
|
|
798 |
*
|
|
|
799 |
* @param mixed $data Either a string with a column to quote. An array of columns to quote or an
|
|
|
800 |
* object from DboSource::expression() or DboSource::identifier()
|
|
|
801 |
* @return string SQL field
|
|
|
802 |
*/
|
|
|
803 |
public function name($data) {
|
|
|
804 |
if (is_object($data) && isset($data->type)) {
|
|
|
805 |
return $data->value;
|
|
|
806 |
}
|
|
|
807 |
if ($data === '*') {
|
|
|
808 |
return '*';
|
|
|
809 |
}
|
|
|
810 |
if (is_array($data)) {
|
|
|
811 |
foreach ($data as $i => $dataItem) {
|
|
|
812 |
$data[$i] = $this->name($dataItem);
|
|
|
813 |
}
|
|
|
814 |
return $data;
|
|
|
815 |
}
|
|
|
816 |
$cacheKey = md5($this->startQuote . $data . $this->endQuote);
|
|
|
817 |
if ($return = $this->cacheMethod(__FUNCTION__, $cacheKey)) {
|
|
|
818 |
return $return;
|
|
|
819 |
}
|
|
|
820 |
$data = trim($data);
|
|
|
821 |
if (preg_match('/^[\w-]+(?:\.[^ \*]*)*$/', $data)) { // string, string.string
|
|
|
822 |
if (strpos($data, '.') === false) { // string
|
|
|
823 |
return $this->cacheMethod(__FUNCTION__, $cacheKey, $this->startQuote . $data . $this->endQuote);
|
|
|
824 |
}
|
|
|
825 |
$items = explode('.', $data);
|
|
|
826 |
return $this->cacheMethod(__FUNCTION__, $cacheKey,
|
|
|
827 |
$this->startQuote . implode($this->endQuote . '.' . $this->startQuote, $items) . $this->endQuote
|
|
|
828 |
);
|
|
|
829 |
}
|
|
|
830 |
if (preg_match('/^[\w-]+\.\*$/', $data)) { // string.*
|
|
|
831 |
return $this->cacheMethod(__FUNCTION__, $cacheKey,
|
|
|
832 |
$this->startQuote . str_replace('.*', $this->endQuote . '.*', $data)
|
|
|
833 |
);
|
|
|
834 |
}
|
|
|
835 |
if (preg_match('/^([\w-]+)\((.*)\)$/', $data, $matches)) { // Functions
|
|
|
836 |
return $this->cacheMethod(__FUNCTION__, $cacheKey,
|
|
|
837 |
$matches[1] . '(' . $this->name($matches[2]) . ')'
|
|
|
838 |
);
|
|
|
839 |
}
|
|
|
840 |
if (preg_match('/^([\w-]+(\.[\w-]+|\(.*\))*)\s+' . preg_quote($this->alias) . '\s*([\w-]+)$/i', $data, $matches)) {
|
|
|
841 |
return $this->cacheMethod(
|
|
|
842 |
__FUNCTION__, $cacheKey,
|
|
|
843 |
preg_replace(
|
|
|
844 |
'/\s{2,}/', ' ', $this->name($matches[1]) . ' ' . $this->alias . ' ' . $this->name($matches[3])
|
|
|
845 |
)
|
|
|
846 |
);
|
|
|
847 |
}
|
|
|
848 |
if (preg_match('/^[\w-_\s]*[\w-_]+/', $data)) {
|
|
|
849 |
return $this->cacheMethod(__FUNCTION__, $cacheKey, $this->startQuote . $data . $this->endQuote);
|
|
|
850 |
}
|
|
|
851 |
return $this->cacheMethod(__FUNCTION__, $cacheKey, $data);
|
|
|
852 |
}
|
|
|
853 |
|
|
|
854 |
/**
|
|
|
855 |
* Checks if the source is connected to the database.
|
|
|
856 |
*
|
|
|
857 |
* @return bool True if the database is connected, else false
|
|
|
858 |
*/
|
|
|
859 |
public function isConnected() {
|
|
|
860 |
try {
|
|
|
861 |
$connected = $this->_connection->query('SELECT 1');
|
|
|
862 |
} catch (Exception $e) {
|
|
|
863 |
$connected = false;
|
|
|
864 |
}
|
|
|
865 |
$this->connected = ! empty($connected);
|
|
|
866 |
return $this->connected;
|
|
|
867 |
}
|
|
|
868 |
|
|
|
869 |
/**
|
|
|
870 |
* Checks if the result is valid
|
|
|
871 |
*
|
|
|
872 |
* @return bool True if the result is valid else false
|
|
|
873 |
*/
|
|
|
874 |
public function hasResult() {
|
|
|
875 |
return $this->_result instanceof PDOStatement;
|
|
|
876 |
}
|
|
|
877 |
|
|
|
878 |
/**
|
|
|
879 |
* Get the query log as an array.
|
|
|
880 |
*
|
|
|
881 |
* @param bool $sorted Get the queries sorted by time taken, defaults to false.
|
|
|
882 |
* @param bool $clear If True the existing log will cleared.
|
|
|
883 |
* @return array Array of queries run as an array
|
|
|
884 |
*/
|
|
|
885 |
public function getLog($sorted = false, $clear = true) {
|
|
|
886 |
if ($sorted) {
|
|
|
887 |
$log = sortByKey($this->_queriesLog, 'took', 'desc', SORT_NUMERIC);
|
|
|
888 |
} else {
|
|
|
889 |
$log = $this->_queriesLog;
|
|
|
890 |
}
|
|
|
891 |
if ($clear) {
|
|
|
892 |
$this->_queriesLog = array();
|
|
|
893 |
}
|
|
|
894 |
return array('log' => $log, 'count' => $this->_queriesCnt, 'time' => $this->_queriesTime);
|
|
|
895 |
}
|
|
|
896 |
|
|
|
897 |
/**
|
|
|
898 |
* Outputs the contents of the queries log. If in a non-CLI environment the sql_log element
|
|
|
899 |
* will be rendered and output. If in a CLI environment, a plain text log is generated.
|
|
|
900 |
*
|
|
|
901 |
* @param bool $sorted Get the queries sorted by time taken, defaults to false.
|
|
|
902 |
* @return void
|
|
|
903 |
*/
|
|
|
904 |
public function showLog($sorted = false) {
|
|
|
905 |
$log = $this->getLog($sorted, false);
|
|
|
906 |
if (empty($log['log'])) {
|
|
|
907 |
return;
|
|
|
908 |
}
|
|
|
909 |
if (PHP_SAPI !== 'cli') {
|
|
|
910 |
$controller = null;
|
|
|
911 |
$View = new View($controller, false);
|
|
|
912 |
$View->set('sqlLogs', array($this->configKeyName => $log));
|
|
|
913 |
echo $View->element('sql_dump', array('_forced_from_dbo_' => true));
|
|
|
914 |
} else {
|
|
|
915 |
foreach ($log['log'] as $k => $i) {
|
|
|
916 |
print (($k + 1) . ". {$i['query']}\n");
|
|
|
917 |
}
|
|
|
918 |
}
|
|
|
919 |
}
|
|
|
920 |
|
|
|
921 |
/**
|
|
|
922 |
* Log given SQL query.
|
|
|
923 |
*
|
|
|
924 |
* @param string $sql SQL statement
|
|
|
925 |
* @param array $params Values binded to the query (prepared statements)
|
|
|
926 |
* @return void
|
|
|
927 |
*/
|
|
|
928 |
public function logQuery($sql, $params = array()) {
|
|
|
929 |
$this->_queriesCnt++;
|
|
|
930 |
$this->_queriesTime += $this->took;
|
|
|
931 |
$this->_queriesLog[] = array(
|
|
|
932 |
'query' => $sql,
|
|
|
933 |
'params' => $params,
|
|
|
934 |
'affected' => $this->affected,
|
|
|
935 |
'numRows' => $this->numRows,
|
|
|
936 |
'took' => $this->took
|
|
|
937 |
);
|
|
|
938 |
if (count($this->_queriesLog) > $this->_queriesLogMax) {
|
|
|
939 |
array_shift($this->_queriesLog);
|
|
|
940 |
}
|
|
|
941 |
}
|
|
|
942 |
|
|
|
943 |
/**
|
|
|
944 |
* Gets full table name including prefix
|
|
|
945 |
*
|
|
|
946 |
* @param Model|string $model Either a Model object or a string table name.
|
|
|
947 |
* @param bool $quote Whether you want the table name quoted.
|
|
|
948 |
* @param bool $schema Whether you want the schema name included.
|
|
|
949 |
* @return string Full quoted table name
|
|
|
950 |
*/
|
|
|
951 |
public function fullTableName($model, $quote = true, $schema = true) {
|
|
|
952 |
if (is_object($model)) {
|
|
|
953 |
$schemaName = $model->schemaName;
|
|
|
954 |
$table = $model->tablePrefix . $model->table;
|
|
|
955 |
} elseif (!empty($this->config['prefix']) && strpos($model, $this->config['prefix']) !== 0) {
|
|
|
956 |
$table = $this->config['prefix'] . strval($model);
|
|
|
957 |
} else {
|
|
|
958 |
$table = strval($model);
|
|
|
959 |
}
|
|
|
960 |
|
|
|
961 |
if ($schema && !isset($schemaName)) {
|
|
|
962 |
$schemaName = $this->getSchemaName();
|
|
|
963 |
}
|
|
|
964 |
|
|
|
965 |
if ($quote) {
|
|
|
966 |
if ($schema && !empty($schemaName)) {
|
|
|
967 |
if (strstr($table, '.') === false) {
|
|
|
968 |
return $this->name($schemaName) . '.' . $this->name($table);
|
|
|
969 |
}
|
|
|
970 |
}
|
|
|
971 |
return $this->name($table);
|
|
|
972 |
}
|
|
|
973 |
|
|
|
974 |
if ($schema && !empty($schemaName)) {
|
|
|
975 |
if (strstr($table, '.') === false) {
|
|
|
976 |
return $schemaName . '.' . $table;
|
|
|
977 |
}
|
|
|
978 |
}
|
|
|
979 |
|
|
|
980 |
return $table;
|
|
|
981 |
}
|
|
|
982 |
|
|
|
983 |
/**
|
|
|
984 |
* The "C" in CRUD
|
|
|
985 |
*
|
|
|
986 |
* Creates new records in the database.
|
|
|
987 |
*
|
|
|
988 |
* @param Model $Model Model object that the record is for.
|
|
|
989 |
* @param array $fields An array of field names to insert. If null, $Model->data will be
|
|
|
990 |
* used to generate field names.
|
|
|
991 |
* @param array $values An array of values with keys matching the fields. If null, $Model->data will
|
|
|
992 |
* be used to generate values.
|
|
|
993 |
* @return bool Success
|
|
|
994 |
*/
|
|
|
995 |
public function create(Model $Model, $fields = null, $values = null) {
|
|
|
996 |
$id = null;
|
|
|
997 |
|
|
|
998 |
if (!$fields) {
|
|
|
999 |
unset($fields, $values);
|
|
|
1000 |
$fields = array_keys($Model->data);
|
|
|
1001 |
$values = array_values($Model->data);
|
|
|
1002 |
}
|
|
|
1003 |
$count = count($fields);
|
|
|
1004 |
|
|
|
1005 |
for ($i = 0; $i < $count; $i++) {
|
|
|
1006 |
$schema = $Model->schema();
|
|
|
1007 |
$valueInsert[] = $this->value($values[$i], $Model->getColumnType($fields[$i]), isset($schema[$fields[$i]]) ? $schema[$fields[$i]]['null'] : true);
|
|
|
1008 |
$fieldInsert[] = $this->name($fields[$i]);
|
|
|
1009 |
if ($fields[$i] === $Model->primaryKey) {
|
|
|
1010 |
$id = $values[$i];
|
|
|
1011 |
}
|
|
|
1012 |
}
|
|
|
1013 |
|
|
|
1014 |
$query = array(
|
|
|
1015 |
'table' => $this->fullTableName($Model),
|
|
|
1016 |
'fields' => implode(', ', $fieldInsert),
|
|
|
1017 |
'values' => implode(', ', $valueInsert)
|
|
|
1018 |
);
|
|
|
1019 |
|
|
|
1020 |
if ($this->execute($this->renderStatement('create', $query))) {
|
|
|
1021 |
if (empty($id)) {
|
|
|
1022 |
$id = $this->lastInsertId($this->fullTableName($Model, false, false), $Model->primaryKey);
|
|
|
1023 |
}
|
|
|
1024 |
$Model->setInsertID($id);
|
|
|
1025 |
$Model->id = $id;
|
|
|
1026 |
return true;
|
|
|
1027 |
}
|
|
|
1028 |
|
|
|
1029 |
$Model->onError();
|
|
|
1030 |
return false;
|
|
|
1031 |
}
|
|
|
1032 |
|
|
|
1033 |
/**
|
|
|
1034 |
* The "R" in CRUD
|
|
|
1035 |
*
|
|
|
1036 |
* Reads record(s) from the database.
|
|
|
1037 |
*
|
|
|
1038 |
* @param Model $Model A Model object that the query is for.
|
|
|
1039 |
* @param array $queryData An array of queryData information containing keys similar to Model::find().
|
|
|
1040 |
* @param int $recursive Number of levels of association
|
|
|
1041 |
* @return mixed boolean false on error/failure. An array of results on success.
|
|
|
1042 |
*/
|
|
|
1043 |
public function read(Model $Model, $queryData = array(), $recursive = null) {
|
|
|
1044 |
$queryData = $this->_scrubQueryData($queryData);
|
|
|
1045 |
|
|
|
1046 |
$array = array('callbacks' => $queryData['callbacks']);
|
|
|
1047 |
|
|
|
1048 |
if ($recursive === null && isset($queryData['recursive'])) {
|
|
|
1049 |
$recursive = $queryData['recursive'];
|
|
|
1050 |
}
|
|
|
1051 |
|
|
|
1052 |
if ($recursive !== null) {
|
|
|
1053 |
$modelRecursive = $Model->recursive;
|
|
|
1054 |
$Model->recursive = $recursive;
|
|
|
1055 |
}
|
|
|
1056 |
|
|
|
1057 |
if (!empty($queryData['fields'])) {
|
|
|
1058 |
$noAssocFields = true;
|
|
|
1059 |
$queryData['fields'] = $this->fields($Model, null, $queryData['fields']);
|
|
|
1060 |
} else {
|
|
|
1061 |
$noAssocFields = false;
|
|
|
1062 |
$queryData['fields'] = $this->fields($Model);
|
|
|
1063 |
}
|
|
|
1064 |
|
|
|
1065 |
if ($Model->recursive === -1) {
|
|
|
1066 |
// Primary model data only, no joins.
|
|
|
1067 |
$associations = array();
|
|
|
1068 |
|
|
|
1069 |
} else {
|
|
|
1070 |
$associations = $Model->associations();
|
|
|
1071 |
|
|
|
1072 |
if ($Model->recursive === 0) {
|
|
|
1073 |
// Primary model data and its domain.
|
|
|
1074 |
unset($associations[2], $associations[3]);
|
|
|
1075 |
}
|
|
|
1076 |
}
|
|
|
1077 |
|
|
|
1078 |
$originalJoins = $queryData['joins'];
|
|
|
1079 |
$queryData['joins'] = array();
|
|
|
1080 |
|
|
|
1081 |
// Generate hasOne and belongsTo associations inside $queryData
|
|
|
1082 |
$linkedModels = array();
|
|
|
1083 |
foreach ($associations as $type) {
|
|
|
1084 |
if ($type !== 'hasOne' && $type !== 'belongsTo') {
|
|
|
1085 |
continue;
|
|
|
1086 |
}
|
|
|
1087 |
|
|
|
1088 |
foreach ($Model->{$type} as $assoc => $assocData) {
|
|
|
1089 |
$LinkModel = $Model->{$assoc};
|
|
|
1090 |
|
|
|
1091 |
if ($Model->useDbConfig !== $LinkModel->useDbConfig) {
|
|
|
1092 |
continue;
|
|
|
1093 |
}
|
|
|
1094 |
|
|
|
1095 |
if ($noAssocFields) {
|
|
|
1096 |
$assocData['fields'] = false;
|
|
|
1097 |
}
|
|
|
1098 |
|
|
|
1099 |
$external = isset($assocData['external']);
|
|
|
1100 |
|
|
|
1101 |
if ($this->generateAssociationQuery($Model, $LinkModel, $type, $assoc, $assocData, $queryData, $external) === true) {
|
|
|
1102 |
$linkedModels[$type . '/' . $assoc] = true;
|
|
|
1103 |
}
|
|
|
1104 |
}
|
|
|
1105 |
}
|
|
|
1106 |
|
|
|
1107 |
if (!empty($originalJoins)) {
|
|
|
1108 |
$queryData['joins'] = array_merge($queryData['joins'], $originalJoins);
|
|
|
1109 |
}
|
|
|
1110 |
|
|
|
1111 |
// Build SQL statement with the primary model, plus hasOne and belongsTo associations
|
|
|
1112 |
$query = $this->buildAssociationQuery($Model, $queryData);
|
|
|
1113 |
|
|
|
1114 |
$resultSet = $this->fetchAll($query, $Model->cacheQueries);
|
|
|
1115 |
unset($query);
|
|
|
1116 |
|
|
|
1117 |
if ($resultSet === false) {
|
|
|
1118 |
$Model->onError();
|
|
|
1119 |
return false;
|
|
|
1120 |
}
|
|
|
1121 |
|
|
|
1122 |
$filtered = array();
|
|
|
1123 |
|
|
|
1124 |
// Deep associations
|
|
|
1125 |
if ($Model->recursive > -1) {
|
|
|
1126 |
$joined = array();
|
|
|
1127 |
if (isset($queryData['joins'][0]['alias'])) {
|
|
|
1128 |
$joined[$Model->alias] = (array)Hash::extract($queryData['joins'], '{n}.alias');
|
|
|
1129 |
}
|
|
|
1130 |
|
|
|
1131 |
foreach ($associations as $type) {
|
|
|
1132 |
foreach ($Model->{$type} as $assoc => $assocData) {
|
|
|
1133 |
$LinkModel = $Model->{$assoc};
|
|
|
1134 |
|
|
|
1135 |
if (!isset($linkedModels[$type . '/' . $assoc])) {
|
|
|
1136 |
$db = $Model->useDbConfig === $LinkModel->useDbConfig ? $this : $LinkModel->getDataSource();
|
|
|
1137 |
} elseif ($Model->recursive > 1) {
|
|
|
1138 |
$db = $this;
|
|
|
1139 |
}
|
|
|
1140 |
|
|
|
1141 |
if (isset($db) && method_exists($db, 'queryAssociation')) {
|
|
|
1142 |
$stack = array($assoc);
|
|
|
1143 |
$stack['_joined'] = $joined;
|
|
|
1144 |
|
|
|
1145 |
$db->queryAssociation($Model, $LinkModel, $type, $assoc, $assocData, $array, true, $resultSet, $Model->recursive - 1, $stack);
|
|
|
1146 |
unset($db);
|
|
|
1147 |
|
|
|
1148 |
if ($type === 'hasMany' || $type === 'hasAndBelongsToMany') {
|
|
|
1149 |
$filtered[] = $assoc;
|
|
|
1150 |
}
|
|
|
1151 |
}
|
|
|
1152 |
}
|
|
|
1153 |
}
|
|
|
1154 |
}
|
|
|
1155 |
|
|
|
1156 |
if ($queryData['callbacks'] === true || $queryData['callbacks'] === 'after') {
|
|
|
1157 |
$this->_filterResults($resultSet, $Model, $filtered);
|
|
|
1158 |
}
|
|
|
1159 |
|
|
|
1160 |
if ($recursive !== null) {
|
|
|
1161 |
$Model->recursive = $modelRecursive;
|
|
|
1162 |
}
|
|
|
1163 |
|
|
|
1164 |
return $resultSet;
|
|
|
1165 |
}
|
|
|
1166 |
|
|
|
1167 |
/**
|
|
|
1168 |
* Passes association results through afterFind filters of the corresponding model.
|
|
|
1169 |
*
|
|
|
1170 |
* The primary model is always excluded, because the filtering is later done by Model::_filterResults().
|
|
|
1171 |
*
|
|
|
1172 |
* @param array &$resultSet Reference of resultset to be filtered.
|
|
|
1173 |
* @param Model $Model Instance of model to operate against.
|
|
|
1174 |
* @param array $filtered List of classes already filtered, to be skipped.
|
|
|
1175 |
* @return array Array of results that have been filtered through $Model->afterFind.
|
|
|
1176 |
*/
|
|
|
1177 |
protected function _filterResults(&$resultSet, Model $Model, $filtered = array()) {
|
|
|
1178 |
if (!is_array($resultSet)) {
|
|
|
1179 |
return array();
|
|
|
1180 |
}
|
|
|
1181 |
|
|
|
1182 |
$current = reset($resultSet);
|
|
|
1183 |
if (!is_array($current)) {
|
|
|
1184 |
return array();
|
|
|
1185 |
}
|
|
|
1186 |
|
|
|
1187 |
$keys = array_diff(array_keys($current), $filtered, array($Model->alias));
|
|
|
1188 |
$filtering = array();
|
|
|
1189 |
|
|
|
1190 |
foreach ($keys as $className) {
|
|
|
1191 |
if (!isset($Model->{$className}) || !is_object($Model->{$className})) {
|
|
|
1192 |
continue;
|
|
|
1193 |
}
|
|
|
1194 |
|
|
|
1195 |
$LinkedModel = $Model->{$className};
|
|
|
1196 |
$filtering[] = $className;
|
|
|
1197 |
|
|
|
1198 |
foreach ($resultSet as $key => &$result) {
|
|
|
1199 |
$data = $LinkedModel->afterFind(array(array($className => $result[$className])), false);
|
|
|
1200 |
if (isset($data[0][$className])) {
|
|
|
1201 |
$result[$className] = $data[0][$className];
|
|
|
1202 |
} else {
|
|
|
1203 |
unset($resultSet[$key]);
|
|
|
1204 |
}
|
|
|
1205 |
}
|
|
|
1206 |
}
|
|
|
1207 |
|
|
|
1208 |
return $filtering;
|
|
|
1209 |
}
|
|
|
1210 |
|
|
|
1211 |
/**
|
|
|
1212 |
* Passes association results through afterFind filters of the corresponding model.
|
|
|
1213 |
*
|
|
|
1214 |
* Similar to DboSource::_filterResults(), but this filters only specified models.
|
|
|
1215 |
* The primary model can not be specified, because this call DboSource::_filterResults() internally.
|
|
|
1216 |
*
|
|
|
1217 |
* @param array &$resultSet Reference of resultset to be filtered.
|
|
|
1218 |
* @param Model $Model Instance of model to operate against.
|
|
|
1219 |
* @param array $toBeFiltered List of classes to be filtered.
|
|
|
1220 |
* @return array Array of results that have been filtered through $Model->afterFind.
|
|
|
1221 |
*/
|
|
|
1222 |
protected function _filterResultsInclusive(&$resultSet, Model $Model, $toBeFiltered = array()) {
|
|
|
1223 |
$exclude = array();
|
|
|
1224 |
|
|
|
1225 |
if (is_array($resultSet)) {
|
|
|
1226 |
$current = reset($resultSet);
|
|
|
1227 |
if (is_array($current)) {
|
|
|
1228 |
$exclude = array_diff(array_keys($current), $toBeFiltered);
|
|
|
1229 |
}
|
|
|
1230 |
}
|
|
|
1231 |
|
|
|
1232 |
return $this->_filterResults($resultSet, $Model, $exclude);
|
|
|
1233 |
}
|
|
|
1234 |
|
|
|
1235 |
/**
|
|
|
1236 |
* Queries associations.
|
|
|
1237 |
*
|
|
|
1238 |
* Used to fetch results on recursive models.
|
|
|
1239 |
*
|
|
|
1240 |
* - 'hasMany' associations with no limit set:
|
|
|
1241 |
* Fetch, filter and merge is done recursively for every level.
|
|
|
1242 |
*
|
|
|
1243 |
* - 'hasAndBelongsToMany' associations:
|
|
|
1244 |
* Fetch and filter is done unaffected by the (recursive) level set.
|
|
|
1245 |
*
|
|
|
1246 |
* @param Model $Model Primary Model object.
|
|
|
1247 |
* @param Model $LinkModel Linked model object.
|
|
|
1248 |
* @param string $type Association type, one of the model association types ie. hasMany.
|
|
|
1249 |
* @param string $association Association name.
|
|
|
1250 |
* @param array $assocData Association data.
|
|
|
1251 |
* @param array &$queryData An array of queryData information containing keys similar to Model::find().
|
|
|
1252 |
* @param bool $external Whether or not the association query is on an external datasource.
|
|
|
1253 |
* @param array &$resultSet Existing results.
|
|
|
1254 |
* @param int $recursive Number of levels of association.
|
|
|
1255 |
* @param array $stack A list with joined models.
|
|
|
1256 |
* @return mixed
|
|
|
1257 |
* @throws CakeException when results cannot be created.
|
|
|
1258 |
*/
|
|
|
1259 |
public function queryAssociation(Model $Model, Model $LinkModel, $type, $association, $assocData, &$queryData, $external, &$resultSet, $recursive, $stack) {
|
|
|
1260 |
if (isset($stack['_joined'])) {
|
|
|
1261 |
$joined = $stack['_joined'];
|
|
|
1262 |
unset($stack['_joined']);
|
|
|
1263 |
}
|
|
|
1264 |
|
|
|
1265 |
$queryTemplate = $this->generateAssociationQuery($Model, $LinkModel, $type, $association, $assocData, $queryData, $external);
|
|
|
1266 |
if (empty($queryTemplate)) {
|
|
|
1267 |
return;
|
|
|
1268 |
}
|
|
|
1269 |
|
|
|
1270 |
if (!is_array($resultSet)) {
|
|
|
1271 |
throw new CakeException(__d('cake_dev', 'Error in Model %s', get_class($Model)));
|
|
|
1272 |
}
|
|
|
1273 |
|
|
|
1274 |
if ($type === 'hasMany' && empty($assocData['limit']) && !empty($assocData['foreignKey'])) {
|
|
|
1275 |
// 'hasMany' associations with no limit set.
|
|
|
1276 |
|
|
|
1277 |
$assocIds = array();
|
|
|
1278 |
foreach ($resultSet as $result) {
|
|
|
1279 |
$assocIds[] = $this->insertQueryData('{$__cakeID__$}', $result, $association, $Model, $stack);
|
|
|
1280 |
}
|
|
|
1281 |
$assocIds = array_filter($assocIds);
|
|
|
1282 |
|
|
|
1283 |
// Fetch
|
|
|
1284 |
$assocResultSet = array();
|
|
|
1285 |
if (!empty($assocIds)) {
|
|
|
1286 |
$assocResultSet = $this->_fetchHasMany($Model, $queryTemplate, $assocIds);
|
|
|
1287 |
}
|
|
|
1288 |
|
|
|
1289 |
// Recursively query associations
|
|
|
1290 |
if ($recursive > 0 && !empty($assocResultSet) && is_array($assocResultSet)) {
|
|
|
1291 |
foreach ($LinkModel->associations() as $type1) {
|
|
|
1292 |
foreach ($LinkModel->{$type1} as $assoc1 => $assocData1) {
|
|
|
1293 |
$DeepModel = $LinkModel->{$assoc1};
|
|
|
1294 |
$tmpStack = $stack;
|
|
|
1295 |
$tmpStack[] = $assoc1;
|
|
|
1296 |
|
|
|
1297 |
$db = $LinkModel->useDbConfig === $DeepModel->useDbConfig ? $this : $DeepModel->getDataSource();
|
|
|
1298 |
|
|
|
1299 |
$db->queryAssociation($LinkModel, $DeepModel, $type1, $assoc1, $assocData1, $queryData, true, $assocResultSet, $recursive - 1, $tmpStack);
|
|
|
1300 |
}
|
|
|
1301 |
}
|
|
|
1302 |
}
|
|
|
1303 |
|
|
|
1304 |
// Filter
|
|
|
1305 |
if ($queryData['callbacks'] === true || $queryData['callbacks'] === 'after') {
|
|
|
1306 |
$this->_filterResultsInclusive($assocResultSet, $Model, array($association));
|
|
|
1307 |
}
|
|
|
1308 |
|
|
|
1309 |
// Merge
|
|
|
1310 |
return $this->_mergeHasMany($resultSet, $assocResultSet, $association, $Model);
|
|
|
1311 |
|
|
|
1312 |
} elseif ($type === 'hasAndBelongsToMany') {
|
|
|
1313 |
// 'hasAndBelongsToMany' associations.
|
|
|
1314 |
|
|
|
1315 |
$assocIds = array();
|
|
|
1316 |
foreach ($resultSet as $result) {
|
|
|
1317 |
$assocIds[] = $this->insertQueryData('{$__cakeID__$}', $result, $association, $Model, $stack);
|
|
|
1318 |
}
|
|
|
1319 |
$assocIds = array_filter($assocIds);
|
|
|
1320 |
|
|
|
1321 |
// Fetch
|
|
|
1322 |
$assocResultSet = array();
|
|
|
1323 |
if (!empty($assocIds)) {
|
|
|
1324 |
$assocResultSet = $this->_fetchHasAndBelongsToMany($Model, $queryTemplate, $assocIds, $association);
|
|
|
1325 |
}
|
|
|
1326 |
|
|
|
1327 |
$habtmAssocData = $Model->hasAndBelongsToMany[$association];
|
|
|
1328 |
$foreignKey = $habtmAssocData['foreignKey'];
|
|
|
1329 |
$joinKeys = array($foreignKey, $habtmAssocData['associationForeignKey']);
|
|
|
1330 |
list($with, $habtmFields) = $Model->joinModel($habtmAssocData['with'], $joinKeys);
|
|
|
1331 |
$habtmFieldsCount = count($habtmFields);
|
|
|
1332 |
|
|
|
1333 |
// Filter
|
|
|
1334 |
if ($queryData['callbacks'] === true || $queryData['callbacks'] === 'after') {
|
|
|
1335 |
$this->_filterResultsInclusive($assocResultSet, $Model, array($association, $with));
|
|
|
1336 |
}
|
|
|
1337 |
}
|
|
|
1338 |
|
|
|
1339 |
$modelAlias = $Model->alias;
|
|
|
1340 |
$primaryKey = $Model->primaryKey;
|
|
|
1341 |
$selfJoin = ($Model->name === $LinkModel->name);
|
|
|
1342 |
|
|
|
1343 |
foreach ($resultSet as &$row) {
|
|
|
1344 |
if ($type === 'hasOne' || $type === 'belongsTo' || $type === 'hasMany') {
|
|
|
1345 |
$assocResultSet = array();
|
|
|
1346 |
$prefetched = false;
|
|
|
1347 |
|
|
|
1348 |
if (($type === 'hasOne' || $type === 'belongsTo') &&
|
|
|
1349 |
isset($row[$LinkModel->alias], $joined[$Model->alias]) &&
|
|
|
1350 |
in_array($LinkModel->alias, $joined[$Model->alias])
|
|
|
1351 |
) {
|
|
|
1352 |
$joinedData = Hash::filter($row[$LinkModel->alias]);
|
|
|
1353 |
if (!empty($joinedData)) {
|
|
|
1354 |
$assocResultSet[0] = array($LinkModel->alias => $row[$LinkModel->alias]);
|
|
|
1355 |
}
|
|
|
1356 |
$prefetched = true;
|
|
|
1357 |
} else {
|
|
|
1358 |
$query = $this->insertQueryData($queryTemplate, $row, $association, $Model, $stack);
|
|
|
1359 |
if ($query !== false) {
|
|
|
1360 |
$assocResultSet = $this->fetchAll($query, $Model->cacheQueries);
|
|
|
1361 |
}
|
|
|
1362 |
}
|
|
|
1363 |
}
|
|
|
1364 |
|
|
|
1365 |
if (!empty($assocResultSet) && is_array($assocResultSet)) {
|
|
|
1366 |
if ($recursive > 0) {
|
|
|
1367 |
foreach ($LinkModel->associations() as $type1) {
|
|
|
1368 |
foreach ($LinkModel->{$type1} as $assoc1 => $assocData1) {
|
|
|
1369 |
$DeepModel = $LinkModel->{$assoc1};
|
|
|
1370 |
|
|
|
1371 |
if ($type1 === 'belongsTo' ||
|
|
|
1372 |
($type === 'belongsTo' && $DeepModel->alias === $modelAlias) ||
|
|
|
1373 |
($DeepModel->alias !== $modelAlias)
|
|
|
1374 |
) {
|
|
|
1375 |
$tmpStack = $stack;
|
|
|
1376 |
$tmpStack[] = $assoc1;
|
|
|
1377 |
|
|
|
1378 |
$db = $LinkModel->useDbConfig === $DeepModel->useDbConfig ? $this : $DeepModel->getDataSource();
|
|
|
1379 |
|
|
|
1380 |
$db->queryAssociation($LinkModel, $DeepModel, $type1, $assoc1, $assocData1, $queryData, true, $assocResultSet, $recursive - 1, $tmpStack);
|
|
|
1381 |
}
|
|
|
1382 |
}
|
|
|
1383 |
}
|
|
|
1384 |
}
|
|
|
1385 |
|
|
|
1386 |
if ($type === 'hasAndBelongsToMany') {
|
|
|
1387 |
$merge = array();
|
|
|
1388 |
foreach ($assocResultSet as $data) {
|
|
|
1389 |
if (isset($data[$with]) && $data[$with][$foreignKey] === $row[$modelAlias][$primaryKey]) {
|
|
|
1390 |
if ($habtmFieldsCount <= 2) {
|
|
|
1391 |
unset($data[$with]);
|
|
|
1392 |
}
|
|
|
1393 |
$merge[] = $data;
|
|
|
1394 |
}
|
|
|
1395 |
}
|
|
|
1396 |
|
|
|
1397 |
if (empty($merge) && !isset($row[$association])) {
|
|
|
1398 |
$row[$association] = $merge;
|
|
|
1399 |
} else {
|
|
|
1400 |
$this->_mergeAssociation($row, $merge, $association, $type);
|
|
|
1401 |
}
|
|
|
1402 |
} else {
|
|
|
1403 |
if (!$prefetched && $LinkModel->useConsistentAfterFind) {
|
|
|
1404 |
if ($queryData['callbacks'] === true || $queryData['callbacks'] === 'after') {
|
|
|
1405 |
$this->_filterResultsInclusive($assocResultSet, $Model, array($association));
|
|
|
1406 |
}
|
|
|
1407 |
}
|
|
|
1408 |
$this->_mergeAssociation($row, $assocResultSet, $association, $type, $selfJoin);
|
|
|
1409 |
}
|
|
|
1410 |
|
|
|
1411 |
if ($type !== 'hasAndBelongsToMany' && isset($row[$association]) && !$prefetched && !$LinkModel->useConsistentAfterFind) {
|
|
|
1412 |
$row[$association] = $LinkModel->afterFind($row[$association], false);
|
|
|
1413 |
}
|
|
|
1414 |
|
|
|
1415 |
} else {
|
|
|
1416 |
$tempArray[0][$association] = false;
|
|
|
1417 |
$this->_mergeAssociation($row, $tempArray, $association, $type, $selfJoin);
|
|
|
1418 |
}
|
|
|
1419 |
}
|
|
|
1420 |
}
|
|
|
1421 |
|
|
|
1422 |
/**
|
|
|
1423 |
* Fetch 'hasMany' associations.
|
|
|
1424 |
*
|
|
|
1425 |
* This is just a proxy to maintain BC.
|
|
|
1426 |
*
|
|
|
1427 |
* @param Model $Model Primary model object.
|
|
|
1428 |
* @param string $query Association query template.
|
|
|
1429 |
* @param array $ids Array of IDs of associated records.
|
|
|
1430 |
* @return array Association results.
|
|
|
1431 |
* @see DboSource::_fetchHasMany()
|
|
|
1432 |
*/
|
|
|
1433 |
public function fetchAssociated(Model $Model, $query, $ids) {
|
|
|
1434 |
return $this->_fetchHasMany($Model, $query, $ids);
|
|
|
1435 |
}
|
|
|
1436 |
|
|
|
1437 |
/**
|
|
|
1438 |
* Fetch 'hasMany' associations.
|
|
|
1439 |
*
|
|
|
1440 |
* @param Model $Model Primary model object.
|
|
|
1441 |
* @param string $query Association query template.
|
|
|
1442 |
* @param array $ids Array of IDs of associated records.
|
|
|
1443 |
* @return array Association results.
|
|
|
1444 |
*/
|
|
|
1445 |
protected function _fetchHasMany(Model $Model, $query, $ids) {
|
|
|
1446 |
$ids = array_unique($ids);
|
|
|
1447 |
|
|
|
1448 |
if (count($ids) > 1) {
|
|
|
1449 |
$query = str_replace('= ({$__cakeID__$}', 'IN ({$__cakeID__$}', $query);
|
|
|
1450 |
}
|
|
|
1451 |
$query = str_replace('{$__cakeID__$}', implode(', ', $ids), $query);
|
|
|
1452 |
return $this->fetchAll($query, $Model->cacheQueries);
|
|
|
1453 |
}
|
|
|
1454 |
|
|
|
1455 |
/**
|
|
|
1456 |
* Fetch 'hasAndBelongsToMany' associations.
|
|
|
1457 |
*
|
|
|
1458 |
* @param Model $Model Primary model object.
|
|
|
1459 |
* @param string $query Association query.
|
|
|
1460 |
* @param array $ids Array of IDs of associated records.
|
|
|
1461 |
* @param string $association Association name.
|
|
|
1462 |
* @return array Association results.
|
|
|
1463 |
*/
|
|
|
1464 |
protected function _fetchHasAndBelongsToMany(Model $Model, $query, $ids, $association) {
|
|
|
1465 |
$ids = array_unique($ids);
|
|
|
1466 |
|
|
|
1467 |
if (count($ids) > 1) {
|
|
|
1468 |
$query = str_replace('{$__cakeID__$}', '(' . implode(', ', $ids) . ')', $query);
|
|
|
1469 |
$query = str_replace('= (', 'IN (', $query);
|
|
|
1470 |
} else {
|
|
|
1471 |
$query = str_replace('{$__cakeID__$}', $ids[0], $query);
|
|
|
1472 |
}
|
|
|
1473 |
$query = str_replace(' WHERE 1 = 1', '', $query);
|
|
|
1474 |
|
|
|
1475 |
return $this->fetchAll($query, $Model->cacheQueries);
|
|
|
1476 |
}
|
|
|
1477 |
|
|
|
1478 |
/**
|
|
|
1479 |
* Merge the results of 'hasMany' associations.
|
|
|
1480 |
*
|
|
|
1481 |
* Note: this function also deals with the formatting of the data.
|
|
|
1482 |
*
|
|
|
1483 |
* @param array &$resultSet Data to merge into.
|
|
|
1484 |
* @param array $assocResultSet Data to merge.
|
|
|
1485 |
* @param string $association Name of Model being merged.
|
|
|
1486 |
* @param Model $Model Model being merged onto.
|
|
|
1487 |
* @return void
|
|
|
1488 |
*/
|
|
|
1489 |
protected function _mergeHasMany(&$resultSet, $assocResultSet, $association, Model $Model) {
|
|
|
1490 |
$modelAlias = $Model->alias;
|
|
|
1491 |
$primaryKey = $Model->primaryKey;
|
|
|
1492 |
$foreignKey = $Model->hasMany[$association]['foreignKey'];
|
|
|
1493 |
|
|
|
1494 |
foreach ($resultSet as &$result) {
|
|
|
1495 |
if (!isset($result[$modelAlias])) {
|
|
|
1496 |
continue;
|
|
|
1497 |
}
|
|
|
1498 |
|
|
|
1499 |
$resultPrimaryKey = $result[$modelAlias][$primaryKey];
|
|
|
1500 |
|
|
|
1501 |
$merged = array();
|
|
|
1502 |
foreach ($assocResultSet as $data) {
|
|
|
1503 |
if ($resultPrimaryKey !== $data[$association][$foreignKey]) {
|
|
|
1504 |
continue;
|
|
|
1505 |
}
|
|
|
1506 |
|
|
|
1507 |
if (count($data) > 1) {
|
|
|
1508 |
$data = array_merge($data[$association], $data);
|
|
|
1509 |
unset($data[$association]);
|
|
|
1510 |
foreach ($data as $key => $name) {
|
|
|
1511 |
if (is_numeric($key)) {
|
|
|
1512 |
$data[$association][] = $name;
|
|
|
1513 |
unset($data[$key]);
|
|
|
1514 |
}
|
|
|
1515 |
}
|
|
|
1516 |
$merged[] = $data;
|
|
|
1517 |
} else {
|
|
|
1518 |
$merged[] = $data[$association];
|
|
|
1519 |
}
|
|
|
1520 |
}
|
|
|
1521 |
|
|
|
1522 |
$result = Hash::mergeDiff($result, array($association => $merged));
|
|
|
1523 |
}
|
|
|
1524 |
}
|
|
|
1525 |
|
|
|
1526 |
/**
|
|
|
1527 |
* Merge association of merge into data
|
|
|
1528 |
*
|
|
|
1529 |
* @param array &$data The data to merge.
|
|
|
1530 |
* @param array &$merge The data to merge.
|
|
|
1531 |
* @param string $association The association name to merge.
|
|
|
1532 |
* @param string $type The type of association
|
|
|
1533 |
* @param bool $selfJoin Whether or not this is a self join.
|
|
|
1534 |
* @return void
|
|
|
1535 |
*/
|
|
|
1536 |
protected function _mergeAssociation(&$data, &$merge, $association, $type, $selfJoin = false) {
|
|
|
1537 |
if (isset($merge[0]) && !isset($merge[0][$association])) {
|
|
|
1538 |
$association = Inflector::pluralize($association);
|
|
|
1539 |
}
|
|
|
1540 |
|
|
|
1541 |
$dataAssociation =& $data[$association];
|
|
|
1542 |
|
|
|
1543 |
if ($type === 'belongsTo' || $type === 'hasOne') {
|
|
|
1544 |
if (isset($merge[$association])) {
|
|
|
1545 |
$dataAssociation = $merge[$association][0];
|
|
|
1546 |
} else {
|
|
|
1547 |
if (!empty($merge[0][$association])) {
|
|
|
1548 |
foreach ($merge[0] as $assoc => $data2) {
|
|
|
1549 |
if ($assoc !== $association) {
|
|
|
1550 |
$merge[0][$association][$assoc] = $data2;
|
|
|
1551 |
}
|
|
|
1552 |
}
|
|
|
1553 |
}
|
|
|
1554 |
if (!isset($dataAssociation)) {
|
|
|
1555 |
$dataAssociation = array();
|
|
|
1556 |
if ($merge[0][$association]) {
|
|
|
1557 |
$dataAssociation = $merge[0][$association];
|
|
|
1558 |
}
|
|
|
1559 |
} else {
|
|
|
1560 |
if (is_array($merge[0][$association])) {
|
|
|
1561 |
foreach ($dataAssociation as $k => $v) {
|
|
|
1562 |
if (!is_array($v)) {
|
|
|
1563 |
$dataAssocTmp[$k] = $v;
|
|
|
1564 |
}
|
|
|
1565 |
}
|
|
|
1566 |
|
|
|
1567 |
foreach ($merge[0][$association] as $k => $v) {
|
|
|
1568 |
if (!is_array($v)) {
|
|
|
1569 |
$mergeAssocTmp[$k] = $v;
|
|
|
1570 |
}
|
|
|
1571 |
}
|
|
|
1572 |
$dataKeys = array_keys($data);
|
|
|
1573 |
$mergeKeys = array_keys($merge[0]);
|
|
|
1574 |
|
|
|
1575 |
if ($mergeKeys[0] === $dataKeys[0] || $mergeKeys === $dataKeys) {
|
|
|
1576 |
$dataAssociation[$association] = $merge[0][$association];
|
|
|
1577 |
} else {
|
|
|
1578 |
$diff = Hash::diff($dataAssocTmp, $mergeAssocTmp);
|
|
|
1579 |
$dataAssociation = array_merge($merge[0][$association], $diff);
|
|
|
1580 |
}
|
|
|
1581 |
} elseif ($selfJoin && array_key_exists($association, $merge[0])) {
|
|
|
1582 |
$dataAssociation = array_merge($dataAssociation, array($association => array()));
|
|
|
1583 |
}
|
|
|
1584 |
}
|
|
|
1585 |
}
|
|
|
1586 |
} else {
|
|
|
1587 |
if (isset($merge[0][$association]) && $merge[0][$association] === false) {
|
|
|
1588 |
if (!isset($dataAssociation)) {
|
|
|
1589 |
$dataAssociation = array();
|
|
|
1590 |
}
|
|
|
1591 |
} else {
|
|
|
1592 |
foreach ($merge as $row) {
|
|
|
1593 |
$insert = array();
|
|
|
1594 |
if (count($row) === 1) {
|
|
|
1595 |
$insert = $row[$association];
|
|
|
1596 |
} elseif (isset($row[$association])) {
|
|
|
1597 |
$insert = array_merge($row[$association], $row);
|
|
|
1598 |
unset($insert[$association]);
|
|
|
1599 |
}
|
|
|
1600 |
|
|
|
1601 |
if (empty($dataAssociation) || (isset($dataAssociation) && !in_array($insert, $dataAssociation, true))) {
|
|
|
1602 |
$dataAssociation[] = $insert;
|
|
|
1603 |
}
|
|
|
1604 |
}
|
|
|
1605 |
}
|
|
|
1606 |
}
|
|
|
1607 |
}
|
|
|
1608 |
|
|
|
1609 |
/**
|
|
|
1610 |
* Prepares fields required by an SQL statement.
|
|
|
1611 |
*
|
|
|
1612 |
* When no fields are set, all the $Model fields are returned.
|
|
|
1613 |
*
|
|
|
1614 |
* @param Model $Model The model to prepare.
|
|
|
1615 |
* @param array $queryData An array of queryData information containing keys similar to Model::find().
|
|
|
1616 |
* @return array Array containing SQL fields.
|
|
|
1617 |
*/
|
|
|
1618 |
public function prepareFields(Model $Model, $queryData) {
|
|
|
1619 |
if (empty($queryData['fields'])) {
|
|
|
1620 |
$queryData['fields'] = $this->fields($Model);
|
|
|
1621 |
|
|
|
1622 |
} elseif (!empty($Model->hasMany) && $Model->recursive > -1) {
|
|
|
1623 |
// hasMany relationships need the $Model primary key.
|
|
|
1624 |
$assocFields = $this->fields($Model, null, "{$Model->alias}.{$Model->primaryKey}");
|
|
|
1625 |
$passedFields = $queryData['fields'];
|
|
|
1626 |
|
|
|
1627 |
if (count($passedFields) > 1 ||
|
|
|
1628 |
(strpos($passedFields[0], $assocFields[0]) === false && !preg_match('/^[a-z]+\(/i', $passedFields[0]))
|
|
|
1629 |
) {
|
|
|
1630 |
$queryData['fields'] = array_merge($passedFields, $assocFields);
|
|
|
1631 |
}
|
|
|
1632 |
}
|
|
|
1633 |
|
|
|
1634 |
return array_unique($queryData['fields']);
|
|
|
1635 |
}
|
|
|
1636 |
|
|
|
1637 |
/**
|
|
|
1638 |
* Builds an SQL statement.
|
|
|
1639 |
*
|
|
|
1640 |
* This is merely a convenient wrapper to DboSource::buildStatement().
|
|
|
1641 |
*
|
|
|
1642 |
* @param Model $Model The model to build an association query for.
|
|
|
1643 |
* @param array $queryData An array of queryData information containing keys similar to Model::find().
|
|
|
1644 |
* @return string String containing an SQL statement.
|
|
|
1645 |
* @see DboSource::buildStatement()
|
|
|
1646 |
*/
|
|
|
1647 |
public function buildAssociationQuery(Model $Model, $queryData) {
|
|
|
1648 |
$queryData = $this->_scrubQueryData($queryData);
|
|
|
1649 |
|
|
|
1650 |
return $this->buildStatement(
|
|
|
1651 |
array(
|
|
|
1652 |
'fields' => $this->prepareFields($Model, $queryData),
|
|
|
1653 |
'table' => $this->fullTableName($Model),
|
|
|
1654 |
'alias' => $Model->alias,
|
|
|
1655 |
'limit' => $queryData['limit'],
|
|
|
1656 |
'offset' => $queryData['offset'],
|
|
|
1657 |
'joins' => $queryData['joins'],
|
|
|
1658 |
'conditions' => $queryData['conditions'],
|
|
|
1659 |
'order' => $queryData['order'],
|
|
|
1660 |
'group' => $queryData['group']
|
|
|
1661 |
),
|
|
|
1662 |
$Model
|
|
|
1663 |
);
|
|
|
1664 |
}
|
|
|
1665 |
|
|
|
1666 |
/**
|
|
|
1667 |
* Generates a query or part of a query from a single model or two associated models.
|
|
|
1668 |
*
|
|
|
1669 |
* Builds a string containing an SQL statement template.
|
|
|
1670 |
*
|
|
|
1671 |
* @param Model $Model Primary Model object.
|
|
|
1672 |
* @param Model|null $LinkModel Linked model object.
|
|
|
1673 |
* @param string $type Association type, one of the model association types ie. hasMany.
|
|
|
1674 |
* @param string $association Association name.
|
|
|
1675 |
* @param array $assocData Association data.
|
|
|
1676 |
* @param array &$queryData An array of queryData information containing keys similar to Model::find().
|
|
|
1677 |
* @param bool $external Whether or not the association query is on an external datasource.
|
|
|
1678 |
* @return mixed
|
|
|
1679 |
* String representing a query.
|
|
|
1680 |
* True, when $external is false and association $type is 'hasOne' or 'belongsTo'.
|
|
|
1681 |
*/
|
|
|
1682 |
public function generateAssociationQuery(Model $Model, $LinkModel, $type, $association, $assocData, &$queryData, $external) {
|
|
|
1683 |
$assocData = $this->_scrubQueryData($assocData);
|
|
|
1684 |
$queryData = $this->_scrubQueryData($queryData);
|
|
|
1685 |
|
|
|
1686 |
if ($LinkModel === null) {
|
|
|
1687 |
return $this->buildStatement(
|
|
|
1688 |
array(
|
|
|
1689 |
'fields' => array_unique($queryData['fields']),
|
|
|
1690 |
'table' => $this->fullTableName($Model),
|
|
|
1691 |
'alias' => $Model->alias,
|
|
|
1692 |
'limit' => $queryData['limit'],
|
|
|
1693 |
'offset' => $queryData['offset'],
|
|
|
1694 |
'joins' => $queryData['joins'],
|
|
|
1695 |
'conditions' => $queryData['conditions'],
|
|
|
1696 |
'order' => $queryData['order'],
|
|
|
1697 |
'group' => $queryData['group']
|
|
|
1698 |
),
|
|
|
1699 |
$Model
|
|
|
1700 |
);
|
|
|
1701 |
}
|
|
|
1702 |
|
|
|
1703 |
if ($external && !empty($assocData['finderQuery'])) {
|
|
|
1704 |
return $assocData['finderQuery'];
|
|
|
1705 |
}
|
|
|
1706 |
|
|
|
1707 |
if ($type === 'hasMany' || $type === 'hasAndBelongsToMany') {
|
|
|
1708 |
if (empty($assocData['offset']) && !empty($assocData['page'])) {
|
|
|
1709 |
$assocData['offset'] = ($assocData['page'] - 1) * $assocData['limit'];
|
|
|
1710 |
}
|
|
|
1711 |
}
|
|
|
1712 |
|
|
|
1713 |
switch ($type) {
|
|
|
1714 |
case 'hasOne':
|
|
|
1715 |
case 'belongsTo':
|
|
|
1716 |
$conditions = $this->_mergeConditions(
|
|
|
1717 |
$assocData['conditions'],
|
|
|
1718 |
$this->getConstraint($type, $Model, $LinkModel, $association, array_merge($assocData, compact('external')))
|
|
|
1719 |
);
|
|
|
1720 |
|
|
|
1721 |
if ($external) {
|
|
|
1722 |
// Not self join
|
|
|
1723 |
if ($Model->name !== $LinkModel->name) {
|
|
|
1724 |
$modelAlias = $Model->alias;
|
|
|
1725 |
foreach ($conditions as $key => $condition) {
|
|
|
1726 |
if (is_numeric($key) && strpos($condition, $modelAlias . '.') !== false) {
|
|
|
1727 |
unset($conditions[$key]);
|
|
|
1728 |
}
|
|
|
1729 |
}
|
|
|
1730 |
}
|
|
|
1731 |
|
|
|
1732 |
$query = array_merge($assocData, array(
|
|
|
1733 |
'conditions' => $conditions,
|
|
|
1734 |
'table' => $this->fullTableName($LinkModel),
|
|
|
1735 |
'fields' => $this->fields($LinkModel, $association, $assocData['fields']),
|
|
|
1736 |
'alias' => $association,
|
|
|
1737 |
'group' => null
|
|
|
1738 |
));
|
|
|
1739 |
} else {
|
|
|
1740 |
$join = array(
|
|
|
1741 |
'table' => $LinkModel,
|
|
|
1742 |
'alias' => $association,
|
|
|
1743 |
'type' => isset($assocData['type']) ? $assocData['type'] : 'LEFT',
|
|
|
1744 |
'conditions' => trim($this->conditions($conditions, true, false, $Model))
|
|
|
1745 |
);
|
|
|
1746 |
|
|
|
1747 |
$fields = array();
|
|
|
1748 |
if ($assocData['fields'] !== false) {
|
|
|
1749 |
$fields = $this->fields($LinkModel, $association, $assocData['fields']);
|
|
|
1750 |
}
|
|
|
1751 |
|
|
|
1752 |
$queryData['fields'] = array_merge($this->prepareFields($Model, $queryData), $fields);
|
|
|
1753 |
|
|
|
1754 |
if (!empty($assocData['order'])) {
|
|
|
1755 |
$queryData['order'][] = $assocData['order'];
|
|
|
1756 |
}
|
|
|
1757 |
if (!in_array($join, $queryData['joins'], true)) {
|
|
|
1758 |
$queryData['joins'][] = $join;
|
|
|
1759 |
}
|
|
|
1760 |
|
|
|
1761 |
return true;
|
|
|
1762 |
}
|
|
|
1763 |
break;
|
|
|
1764 |
case 'hasMany':
|
|
|
1765 |
$assocData['fields'] = $this->fields($LinkModel, $association, $assocData['fields']);
|
|
|
1766 |
if (!empty($assocData['foreignKey'])) {
|
|
|
1767 |
$assocData['fields'] = array_merge($assocData['fields'], $this->fields($LinkModel, $association, array("{$association}.{$assocData['foreignKey']}")));
|
|
|
1768 |
}
|
|
|
1769 |
|
|
|
1770 |
$query = array(
|
|
|
1771 |
'conditions' => $this->_mergeConditions($this->getConstraint('hasMany', $Model, $LinkModel, $association, $assocData), $assocData['conditions']),
|
|
|
1772 |
'fields' => array_unique($assocData['fields']),
|
|
|
1773 |
'table' => $this->fullTableName($LinkModel),
|
|
|
1774 |
'alias' => $association,
|
|
|
1775 |
'order' => $assocData['order'],
|
|
|
1776 |
'limit' => $assocData['limit'],
|
|
|
1777 |
'offset' => $assocData['offset'],
|
|
|
1778 |
'group' => null
|
|
|
1779 |
);
|
|
|
1780 |
break;
|
|
|
1781 |
case 'hasAndBelongsToMany':
|
|
|
1782 |
$joinFields = array();
|
|
|
1783 |
$joinAssoc = null;
|
|
|
1784 |
|
|
|
1785 |
if (isset($assocData['with']) && !empty($assocData['with'])) {
|
|
|
1786 |
$joinKeys = array($assocData['foreignKey'], $assocData['associationForeignKey']);
|
|
|
1787 |
list($with, $joinFields) = $Model->joinModel($assocData['with'], $joinKeys);
|
|
|
1788 |
|
|
|
1789 |
$joinTbl = $Model->{$with};
|
|
|
1790 |
$joinAlias = $joinTbl;
|
|
|
1791 |
|
|
|
1792 |
if (is_array($joinFields) && !empty($joinFields)) {
|
|
|
1793 |
$joinAssoc = $joinAlias = $joinTbl->alias;
|
|
|
1794 |
$joinFields = $this->fields($joinTbl, $joinAlias, $joinFields);
|
|
|
1795 |
} else {
|
|
|
1796 |
$joinFields = array();
|
|
|
1797 |
}
|
|
|
1798 |
} else {
|
|
|
1799 |
$joinTbl = $assocData['joinTable'];
|
|
|
1800 |
$joinAlias = $this->fullTableName($assocData['joinTable']);
|
|
|
1801 |
}
|
|
|
1802 |
|
|
|
1803 |
$query = array(
|
|
|
1804 |
'conditions' => $assocData['conditions'],
|
|
|
1805 |
'limit' => $assocData['limit'],
|
|
|
1806 |
'offset' => $assocData['offset'],
|
|
|
1807 |
'table' => $this->fullTableName($LinkModel),
|
|
|
1808 |
'alias' => $association,
|
|
|
1809 |
'fields' => array_merge($this->fields($LinkModel, $association, $assocData['fields']), $joinFields),
|
|
|
1810 |
'order' => $assocData['order'],
|
|
|
1811 |
'group' => null,
|
|
|
1812 |
'joins' => array(array(
|
|
|
1813 |
'table' => $joinTbl,
|
|
|
1814 |
'alias' => $joinAssoc,
|
|
|
1815 |
'conditions' => $this->getConstraint('hasAndBelongsToMany', $Model, $LinkModel, $joinAlias, $assocData, $association)
|
|
|
1816 |
))
|
|
|
1817 |
);
|
|
|
1818 |
break;
|
|
|
1819 |
}
|
|
|
1820 |
|
|
|
1821 |
if (isset($query)) {
|
|
|
1822 |
return $this->buildStatement($query, $Model);
|
|
|
1823 |
}
|
|
|
1824 |
|
|
|
1825 |
return null;
|
|
|
1826 |
}
|
|
|
1827 |
|
|
|
1828 |
/**
|
|
|
1829 |
* Returns a conditions array for the constraint between two models.
|
|
|
1830 |
*
|
|
|
1831 |
* @param string $type Association type.
|
|
|
1832 |
* @param Model $Model Primary Model object.
|
|
|
1833 |
* @param Model $LinkModel Linked model object.
|
|
|
1834 |
* @param string $association Association name.
|
|
|
1835 |
* @param array $assocData Association data.
|
|
|
1836 |
* @param string $association2 HABTM association name.
|
|
|
1837 |
* @return array Conditions array defining the constraint between $Model and $LinkModel.
|
|
|
1838 |
*/
|
|
|
1839 |
public function getConstraint($type, Model $Model, Model $LinkModel, $association, $assocData, $association2 = null) {
|
|
|
1840 |
$assocData += array('external' => false);
|
|
|
1841 |
|
|
|
1842 |
if (empty($assocData['foreignKey'])) {
|
|
|
1843 |
return array();
|
|
|
1844 |
}
|
|
|
1845 |
|
|
|
1846 |
switch ($type) {
|
|
|
1847 |
case 'hasOne':
|
|
|
1848 |
if ($assocData['external']) {
|
|
|
1849 |
return array(
|
|
|
1850 |
"{$association}.{$assocData['foreignKey']}" => '{$__cakeID__$}'
|
|
|
1851 |
);
|
|
|
1852 |
} else {
|
|
|
1853 |
return array(
|
|
|
1854 |
"{$association}.{$assocData['foreignKey']}" => $this->identifier("{$Model->alias}.{$Model->primaryKey}")
|
|
|
1855 |
);
|
|
|
1856 |
}
|
|
|
1857 |
case 'belongsTo':
|
|
|
1858 |
if ($assocData['external']) {
|
|
|
1859 |
return array(
|
|
|
1860 |
"{$association}.{$LinkModel->primaryKey}" => '{$__cakeForeignKey__$}'
|
|
|
1861 |
);
|
|
|
1862 |
} else {
|
|
|
1863 |
return array(
|
|
|
1864 |
"{$Model->alias}.{$assocData['foreignKey']}" => $this->identifier("{$association}.{$LinkModel->primaryKey}")
|
|
|
1865 |
);
|
|
|
1866 |
}
|
|
|
1867 |
case 'hasMany':
|
|
|
1868 |
return array("{$association}.{$assocData['foreignKey']}" => array('{$__cakeID__$}'));
|
|
|
1869 |
case 'hasAndBelongsToMany':
|
|
|
1870 |
return array(
|
|
|
1871 |
array(
|
|
|
1872 |
"{$association}.{$assocData['foreignKey']}" => '{$__cakeID__$}'
|
|
|
1873 |
),
|
|
|
1874 |
array(
|
|
|
1875 |
"{$association}.{$assocData['associationForeignKey']}" => $this->identifier("{$association2}.{$LinkModel->primaryKey}")
|
|
|
1876 |
)
|
|
|
1877 |
);
|
|
|
1878 |
}
|
|
|
1879 |
|
|
|
1880 |
return array();
|
|
|
1881 |
}
|
|
|
1882 |
|
|
|
1883 |
/**
|
|
|
1884 |
* Builds and generates a JOIN condition from an array. Handles final clean-up before conversion.
|
|
|
1885 |
*
|
|
|
1886 |
* @param array $join An array defining a JOIN condition in a query.
|
|
|
1887 |
* @return string An SQL JOIN condition to be used in a query.
|
|
|
1888 |
* @see DboSource::renderJoinStatement()
|
|
|
1889 |
* @see DboSource::buildStatement()
|
|
|
1890 |
*/
|
|
|
1891 |
public function buildJoinStatement($join) {
|
|
|
1892 |
$data = array_merge(array(
|
|
|
1893 |
'type' => null,
|
|
|
1894 |
'alias' => null,
|
|
|
1895 |
'table' => 'join_table',
|
|
|
1896 |
'conditions' => '',
|
|
|
1897 |
), $join);
|
|
|
1898 |
|
|
|
1899 |
if (!empty($data['alias'])) {
|
|
|
1900 |
$data['alias'] = $this->alias . $this->name($data['alias']);
|
|
|
1901 |
}
|
|
|
1902 |
if (!empty($data['conditions'])) {
|
|
|
1903 |
$data['conditions'] = trim($this->conditions($data['conditions'], true, false));
|
|
|
1904 |
}
|
|
|
1905 |
if (!empty($data['table']) && (!is_string($data['table']) || strpos($data['table'], '(') !== 0)) {
|
|
|
1906 |
$data['table'] = $this->fullTableName($data['table']);
|
|
|
1907 |
}
|
|
|
1908 |
return $this->renderJoinStatement($data);
|
|
|
1909 |
}
|
|
|
1910 |
|
|
|
1911 |
/**
|
|
|
1912 |
* Builds and generates an SQL statement from an array. Handles final clean-up before conversion.
|
|
|
1913 |
*
|
|
|
1914 |
* @param array $query An array defining an SQL query.
|
|
|
1915 |
* @param Model $Model The model object which initiated the query.
|
|
|
1916 |
* @return string An executable SQL statement.
|
|
|
1917 |
* @see DboSource::renderStatement()
|
|
|
1918 |
*/
|
|
|
1919 |
public function buildStatement($query, Model $Model) {
|
|
|
1920 |
$query = array_merge($this->_queryDefaults, $query);
|
|
|
1921 |
|
|
|
1922 |
if (!empty($query['joins'])) {
|
|
|
1923 |
$count = count($query['joins']);
|
|
|
1924 |
for ($i = 0; $i < $count; $i++) {
|
|
|
1925 |
if (is_array($query['joins'][$i])) {
|
|
|
1926 |
$query['joins'][$i] = $this->buildJoinStatement($query['joins'][$i]);
|
|
|
1927 |
}
|
|
|
1928 |
}
|
|
|
1929 |
}
|
|
|
1930 |
|
|
|
1931 |
return $this->renderStatement('select', array(
|
|
|
1932 |
'conditions' => $this->conditions($query['conditions'], true, true, $Model),
|
|
|
1933 |
'fields' => implode(', ', $query['fields']),
|
|
|
1934 |
'table' => $query['table'],
|
|
|
1935 |
'alias' => $this->alias . $this->name($query['alias']),
|
|
|
1936 |
'order' => $this->order($query['order'], 'ASC', $Model),
|
|
|
1937 |
'limit' => $this->limit($query['limit'], $query['offset']),
|
|
|
1938 |
'joins' => implode(' ', $query['joins']),
|
|
|
1939 |
'group' => $this->group($query['group'], $Model)
|
|
|
1940 |
));
|
|
|
1941 |
}
|
|
|
1942 |
|
|
|
1943 |
/**
|
|
|
1944 |
* Renders a final SQL JOIN statement
|
|
|
1945 |
*
|
|
|
1946 |
* @param array $data The data to generate a join statement for.
|
|
|
1947 |
* @return string
|
|
|
1948 |
*/
|
|
|
1949 |
public function renderJoinStatement($data) {
|
|
|
1950 |
if (strtoupper($data['type']) === 'CROSS' || empty($data['conditions'])) {
|
|
|
1951 |
return "{$data['type']} JOIN {$data['table']} {$data['alias']}";
|
|
|
1952 |
}
|
|
|
1953 |
return trim("{$data['type']} JOIN {$data['table']} {$data['alias']} ON ({$data['conditions']})");
|
|
|
1954 |
}
|
|
|
1955 |
|
|
|
1956 |
/**
|
|
|
1957 |
* Renders a final SQL statement by putting together the component parts in the correct order
|
|
|
1958 |
*
|
|
|
1959 |
* @param string $type type of query being run. e.g select, create, update, delete, schema, alter.
|
|
|
1960 |
* @param array $data Array of data to insert into the query.
|
|
|
1961 |
* @return string Rendered SQL expression to be run.
|
|
|
1962 |
*/
|
|
|
1963 |
public function renderStatement($type, $data) {
|
|
|
1964 |
extract($data);
|
|
|
1965 |
$aliases = null;
|
|
|
1966 |
|
|
|
1967 |
switch (strtolower($type)) {
|
|
|
1968 |
case 'select':
|
|
|
1969 |
return trim("SELECT {$fields} FROM {$table} {$alias} {$joins} {$conditions} {$group} {$order} {$limit}");
|
|
|
1970 |
case 'create':
|
|
|
1971 |
return "INSERT INTO {$table} ({$fields}) VALUES ({$values})";
|
|
|
1972 |
case 'update':
|
|
|
1973 |
if (!empty($alias)) {
|
|
|
1974 |
$aliases = "{$this->alias}{$alias} {$joins} ";
|
|
|
1975 |
}
|
|
|
1976 |
return trim("UPDATE {$table} {$aliases}SET {$fields} {$conditions}");
|
|
|
1977 |
case 'delete':
|
|
|
1978 |
if (!empty($alias)) {
|
|
|
1979 |
$aliases = "{$this->alias}{$alias} {$joins} ";
|
|
|
1980 |
}
|
|
|
1981 |
return trim("DELETE {$alias} FROM {$table} {$aliases}{$conditions}");
|
|
|
1982 |
case 'schema':
|
|
|
1983 |
foreach (array('columns', 'indexes', 'tableParameters') as $var) {
|
|
|
1984 |
if (is_array(${$var})) {
|
|
|
1985 |
${$var} = "\t" . implode(",\n\t", array_filter(${$var}));
|
|
|
1986 |
} else {
|
|
|
1987 |
${$var} = '';
|
|
|
1988 |
}
|
|
|
1989 |
}
|
|
|
1990 |
if (trim($indexes) !== '') {
|
|
|
1991 |
$columns .= ',';
|
|
|
1992 |
}
|
|
|
1993 |
return "CREATE TABLE {$table} (\n{$columns}{$indexes}) {$tableParameters};";
|
|
|
1994 |
case 'alter':
|
|
|
1995 |
return;
|
|
|
1996 |
}
|
|
|
1997 |
}
|
|
|
1998 |
|
|
|
1999 |
/**
|
|
|
2000 |
* Merges a mixed set of string/array conditions.
|
|
|
2001 |
*
|
|
|
2002 |
* @param mixed $query The query to merge conditions for.
|
|
|
2003 |
* @param mixed $assoc The association names.
|
|
|
2004 |
* @return array
|
|
|
2005 |
*/
|
|
|
2006 |
protected function _mergeConditions($query, $assoc) {
|
|
|
2007 |
if (empty($assoc)) {
|
|
|
2008 |
return $query;
|
|
|
2009 |
}
|
|
|
2010 |
|
|
|
2011 |
if (is_array($query)) {
|
|
|
2012 |
return array_merge((array)$assoc, $query);
|
|
|
2013 |
}
|
|
|
2014 |
|
|
|
2015 |
if (!empty($query)) {
|
|
|
2016 |
$query = array($query);
|
|
|
2017 |
if (is_array($assoc)) {
|
|
|
2018 |
$query = array_merge($query, $assoc);
|
|
|
2019 |
} else {
|
|
|
2020 |
$query[] = $assoc;
|
|
|
2021 |
}
|
|
|
2022 |
return $query;
|
|
|
2023 |
}
|
|
|
2024 |
|
|
|
2025 |
return $assoc;
|
|
|
2026 |
}
|
|
|
2027 |
|
|
|
2028 |
/**
|
|
|
2029 |
* Generates and executes an SQL UPDATE statement for given model, fields, and values.
|
|
|
2030 |
* For databases that do not support aliases in UPDATE queries.
|
|
|
2031 |
*
|
|
|
2032 |
* @param Model $Model The model to update.
|
|
|
2033 |
* @param array $fields The fields to update
|
|
|
2034 |
* @param array $values The values fo the fields.
|
|
|
2035 |
* @param mixed $conditions The conditions for the update. When non-empty $values will not be quoted.
|
|
|
2036 |
* @return bool Success
|
|
|
2037 |
*/
|
|
|
2038 |
public function update(Model $Model, $fields = array(), $values = null, $conditions = null) {
|
|
|
2039 |
if (!$values) {
|
|
|
2040 |
$combined = $fields;
|
|
|
2041 |
} else {
|
|
|
2042 |
$combined = array_combine($fields, $values);
|
|
|
2043 |
}
|
|
|
2044 |
|
|
|
2045 |
$fields = implode(', ', $this->_prepareUpdateFields($Model, $combined, empty($conditions)));
|
|
|
2046 |
|
|
|
2047 |
$alias = $joins = null;
|
|
|
2048 |
$table = $this->fullTableName($Model);
|
|
|
2049 |
$conditions = $this->_matchRecords($Model, $conditions);
|
|
|
2050 |
|
|
|
2051 |
if ($conditions === false) {
|
|
|
2052 |
return false;
|
|
|
2053 |
}
|
|
|
2054 |
$query = compact('table', 'alias', 'joins', 'fields', 'conditions');
|
|
|
2055 |
|
|
|
2056 |
if (!$this->execute($this->renderStatement('update', $query))) {
|
|
|
2057 |
$Model->onError();
|
|
|
2058 |
return false;
|
|
|
2059 |
}
|
|
|
2060 |
return true;
|
|
|
2061 |
}
|
|
|
2062 |
|
|
|
2063 |
/**
|
|
|
2064 |
* Quotes and prepares fields and values for an SQL UPDATE statement
|
|
|
2065 |
*
|
|
|
2066 |
* @param Model $Model The model to prepare fields for.
|
|
|
2067 |
* @param array $fields The fields to update.
|
|
|
2068 |
* @param bool $quoteValues If values should be quoted, or treated as SQL snippets
|
|
|
2069 |
* @param bool $alias Include the model alias in the field name
|
|
|
2070 |
* @return array Fields and values, quoted and prepared
|
|
|
2071 |
*/
|
|
|
2072 |
protected function _prepareUpdateFields(Model $Model, $fields, $quoteValues = true, $alias = false) {
|
|
|
2073 |
$quotedAlias = $this->startQuote . $Model->alias . $this->endQuote;
|
|
|
2074 |
$schema = $Model->schema();
|
|
|
2075 |
|
|
|
2076 |
$updates = array();
|
|
|
2077 |
foreach ($fields as $field => $value) {
|
|
|
2078 |
if ($alias && strpos($field, '.') === false) {
|
|
|
2079 |
$quoted = $Model->escapeField($field);
|
|
|
2080 |
} elseif (!$alias && strpos($field, '.') !== false) {
|
|
|
2081 |
$quoted = $this->name(str_replace($quotedAlias . '.', '', str_replace(
|
|
|
2082 |
$Model->alias . '.', '', $field
|
|
|
2083 |
)));
|
|
|
2084 |
} else {
|
|
|
2085 |
$quoted = $this->name($field);
|
|
|
2086 |
}
|
|
|
2087 |
|
|
|
2088 |
if ($value === null) {
|
|
|
2089 |
$updates[] = $quoted . ' = NULL';
|
|
|
2090 |
continue;
|
|
|
2091 |
}
|
|
|
2092 |
$update = $quoted . ' = ';
|
|
|
2093 |
|
|
|
2094 |
if ($quoteValues) {
|
|
|
2095 |
$update .= $this->value($value, $Model->getColumnType($field), isset($schema[$field]) ? $schema[$field]['null'] : true);
|
|
|
2096 |
} elseif ($Model->getColumnType($field) === 'boolean' && (is_int($value) || is_bool($value))) {
|
|
|
2097 |
$update .= $this->boolean($value, true);
|
|
|
2098 |
} elseif (!$alias) {
|
|
|
2099 |
$update .= str_replace($quotedAlias . '.', '', str_replace(
|
|
|
2100 |
$Model->alias . '.', '', $value
|
|
|
2101 |
));
|
|
|
2102 |
} else {
|
|
|
2103 |
$update .= $value;
|
|
|
2104 |
}
|
|
|
2105 |
$updates[] = $update;
|
|
|
2106 |
}
|
|
|
2107 |
return $updates;
|
|
|
2108 |
}
|
|
|
2109 |
|
|
|
2110 |
/**
|
|
|
2111 |
* Generates and executes an SQL DELETE statement.
|
|
|
2112 |
* For databases that do not support aliases in UPDATE queries.
|
|
|
2113 |
*
|
|
|
2114 |
* @param Model $Model The model to delete from
|
|
|
2115 |
* @param mixed $conditions The conditions to use. If empty the model's primary key will be used.
|
|
|
2116 |
* @return bool Success
|
|
|
2117 |
*/
|
|
|
2118 |
public function delete(Model $Model, $conditions = null) {
|
|
|
2119 |
$alias = $joins = null;
|
|
|
2120 |
$table = $this->fullTableName($Model);
|
|
|
2121 |
$conditions = $this->_matchRecords($Model, $conditions);
|
|
|
2122 |
|
|
|
2123 |
if ($conditions === false) {
|
|
|
2124 |
return false;
|
|
|
2125 |
}
|
|
|
2126 |
|
|
|
2127 |
if ($this->execute($this->renderStatement('delete', compact('alias', 'table', 'joins', 'conditions'))) === false) {
|
|
|
2128 |
$Model->onError();
|
|
|
2129 |
return false;
|
|
|
2130 |
}
|
|
|
2131 |
return true;
|
|
|
2132 |
}
|
|
|
2133 |
|
|
|
2134 |
/**
|
|
|
2135 |
* Gets a list of record IDs for the given conditions. Used for multi-record updates and deletes
|
|
|
2136 |
* in databases that do not support aliases in UPDATE/DELETE queries.
|
|
|
2137 |
*
|
|
|
2138 |
* @param Model $Model The model to find matching records for.
|
|
|
2139 |
* @param mixed $conditions The conditions to match against.
|
|
|
2140 |
* @return array List of record IDs
|
|
|
2141 |
*/
|
|
|
2142 |
protected function _matchRecords(Model $Model, $conditions = null) {
|
|
|
2143 |
if ($conditions === true) {
|
|
|
2144 |
$conditions = $this->conditions(true);
|
|
|
2145 |
} elseif ($conditions === null) {
|
|
|
2146 |
$conditions = $this->conditions($this->defaultConditions($Model, $conditions, false), true, true, $Model);
|
|
|
2147 |
} else {
|
|
|
2148 |
$noJoin = true;
|
|
|
2149 |
foreach ($conditions as $field => $value) {
|
|
|
2150 |
$originalField = $field;
|
|
|
2151 |
if (strpos($field, '.') !== false) {
|
|
|
2152 |
list(, $field) = explode('.', $field);
|
|
|
2153 |
$field = ltrim($field, $this->startQuote);
|
|
|
2154 |
$field = rtrim($field, $this->endQuote);
|
|
|
2155 |
}
|
|
|
2156 |
if (!$Model->hasField($field)) {
|
|
|
2157 |
$noJoin = false;
|
|
|
2158 |
break;
|
|
|
2159 |
}
|
|
|
2160 |
if ($field !== $originalField) {
|
|
|
2161 |
$conditions[$field] = $value;
|
|
|
2162 |
unset($conditions[$originalField]);
|
|
|
2163 |
}
|
|
|
2164 |
}
|
|
|
2165 |
if ($noJoin === true) {
|
|
|
2166 |
return $this->conditions($conditions);
|
|
|
2167 |
}
|
|
|
2168 |
$idList = $Model->find('all', array(
|
|
|
2169 |
'fields' => "{$Model->alias}.{$Model->primaryKey}",
|
|
|
2170 |
'conditions' => $conditions
|
|
|
2171 |
));
|
|
|
2172 |
|
|
|
2173 |
if (empty($idList)) {
|
|
|
2174 |
return false;
|
|
|
2175 |
}
|
|
|
2176 |
|
|
|
2177 |
$conditions = $this->conditions(array(
|
|
|
2178 |
$Model->primaryKey => Hash::extract($idList, "{n}.{$Model->alias}.{$Model->primaryKey}")
|
|
|
2179 |
));
|
|
|
2180 |
}
|
|
|
2181 |
|
|
|
2182 |
return $conditions;
|
|
|
2183 |
}
|
|
|
2184 |
|
|
|
2185 |
/**
|
|
|
2186 |
* Returns an array of SQL JOIN conditions from a model's associations.
|
|
|
2187 |
*
|
|
|
2188 |
* @param Model $Model The model to get joins for.2
|
|
|
2189 |
* @return array
|
|
|
2190 |
*/
|
|
|
2191 |
protected function _getJoins(Model $Model) {
|
|
|
2192 |
$join = array();
|
|
|
2193 |
$joins = array_merge($Model->getAssociated('hasOne'), $Model->getAssociated('belongsTo'));
|
|
|
2194 |
|
|
|
2195 |
foreach ($joins as $assoc) {
|
|
|
2196 |
if (!isset($Model->{$assoc})) {
|
|
|
2197 |
continue;
|
|
|
2198 |
}
|
|
|
2199 |
|
|
|
2200 |
$LinkModel = $Model->{$assoc};
|
|
|
2201 |
|
|
|
2202 |
if ($Model->useDbConfig !== $LinkModel->useDbConfig) {
|
|
|
2203 |
continue;
|
|
|
2204 |
}
|
|
|
2205 |
|
|
|
2206 |
$assocData = $Model->getAssociated($assoc);
|
|
|
2207 |
|
|
|
2208 |
$join[] = $this->buildJoinStatement(array(
|
|
|
2209 |
'table' => $LinkModel,
|
|
|
2210 |
'alias' => $assoc,
|
|
|
2211 |
'type' => isset($assocData['type']) ? $assocData['type'] : 'LEFT',
|
|
|
2212 |
'conditions' => trim($this->conditions(
|
|
|
2213 |
$this->_mergeConditions($assocData['conditions'], $this->getConstraint($assocData['association'], $Model, $LinkModel, $assoc, $assocData)),
|
|
|
2214 |
true,
|
|
|
2215 |
false,
|
|
|
2216 |
$Model
|
|
|
2217 |
))
|
|
|
2218 |
));
|
|
|
2219 |
}
|
|
|
2220 |
|
|
|
2221 |
return $join;
|
|
|
2222 |
}
|
|
|
2223 |
|
|
|
2224 |
/**
|
|
|
2225 |
* Returns an SQL calculation, i.e. COUNT() or MAX()
|
|
|
2226 |
*
|
|
|
2227 |
* @param Model $Model The model to get a calculated field for.
|
|
|
2228 |
* @param string $func Lowercase name of SQL function, i.e. 'count' or 'max'
|
|
|
2229 |
* @param array $params Function parameters (any values must be quoted manually)
|
|
|
2230 |
* @return string An SQL calculation function
|
|
|
2231 |
*/
|
|
|
2232 |
public function calculate(Model $Model, $func, $params = array()) {
|
|
|
2233 |
$params = (array)$params;
|
|
|
2234 |
|
|
|
2235 |
switch (strtolower($func)) {
|
|
|
2236 |
case 'count':
|
|
|
2237 |
if (!isset($params[0])) {
|
|
|
2238 |
$params[0] = '*';
|
|
|
2239 |
}
|
|
|
2240 |
if (!isset($params[1])) {
|
|
|
2241 |
$params[1] = 'count';
|
|
|
2242 |
}
|
|
|
2243 |
if ($Model->isVirtualField($params[0])) {
|
|
|
2244 |
$arg = $this->_quoteFields($Model->getVirtualField($params[0]));
|
|
|
2245 |
} else {
|
|
|
2246 |
$arg = $this->name($params[0]);
|
|
|
2247 |
}
|
|
|
2248 |
return 'COUNT(' . $arg . ') AS ' . $this->name($params[1]);
|
|
|
2249 |
case 'max':
|
|
|
2250 |
case 'min':
|
|
|
2251 |
if (!isset($params[1])) {
|
|
|
2252 |
$params[1] = $params[0];
|
|
|
2253 |
}
|
|
|
2254 |
if ($Model->isVirtualField($params[0])) {
|
|
|
2255 |
$arg = $this->_quoteFields($Model->getVirtualField($params[0]));
|
|
|
2256 |
} else {
|
|
|
2257 |
$arg = $this->name($params[0]);
|
|
|
2258 |
}
|
|
|
2259 |
return strtoupper($func) . '(' . $arg . ') AS ' . $this->name($params[1]);
|
|
|
2260 |
}
|
|
|
2261 |
}
|
|
|
2262 |
|
|
|
2263 |
/**
|
|
|
2264 |
* Deletes all the records in a table and resets the count of the auto-incrementing
|
|
|
2265 |
* primary key, where applicable.
|
|
|
2266 |
*
|
|
|
2267 |
* @param Model|string $table A string or model class representing the table to be truncated
|
|
|
2268 |
* @return bool SQL TRUNCATE TABLE statement, false if not applicable.
|
|
|
2269 |
*/
|
|
|
2270 |
public function truncate($table) {
|
|
|
2271 |
return $this->execute('TRUNCATE TABLE ' . $this->fullTableName($table));
|
|
|
2272 |
}
|
|
|
2273 |
|
|
|
2274 |
/**
|
|
|
2275 |
* Check if the server support nested transactions
|
|
|
2276 |
*
|
|
|
2277 |
* @return bool
|
|
|
2278 |
*/
|
|
|
2279 |
public function nestedTransactionSupported() {
|
|
|
2280 |
return false;
|
|
|
2281 |
}
|
|
|
2282 |
|
|
|
2283 |
/**
|
|
|
2284 |
* Begin a transaction
|
|
|
2285 |
*
|
|
|
2286 |
* @return bool True on success, false on fail
|
|
|
2287 |
* (i.e. if the database/model does not support transactions,
|
|
|
2288 |
* or a transaction has not started).
|
|
|
2289 |
*/
|
|
|
2290 |
public function begin() {
|
|
|
2291 |
if ($this->_transactionStarted) {
|
|
|
2292 |
if ($this->nestedTransactionSupported()) {
|
|
|
2293 |
return $this->_beginNested();
|
|
|
2294 |
}
|
|
|
2295 |
$this->_transactionNesting++;
|
|
|
2296 |
return $this->_transactionStarted;
|
|
|
2297 |
}
|
|
|
2298 |
|
|
|
2299 |
$this->_transactionNesting = 0;
|
|
|
2300 |
if ($this->fullDebug) {
|
|
|
2301 |
$this->logQuery('BEGIN');
|
|
|
2302 |
}
|
|
|
2303 |
return $this->_transactionStarted = $this->_connection->beginTransaction();
|
|
|
2304 |
}
|
|
|
2305 |
|
|
|
2306 |
/**
|
|
|
2307 |
* Begin a nested transaction
|
|
|
2308 |
*
|
|
|
2309 |
* @return bool
|
|
|
2310 |
*/
|
|
|
2311 |
protected function _beginNested() {
|
|
|
2312 |
$query = 'SAVEPOINT LEVEL' . ++$this->_transactionNesting;
|
|
|
2313 |
if ($this->fullDebug) {
|
|
|
2314 |
$this->logQuery($query);
|
|
|
2315 |
}
|
|
|
2316 |
$this->_connection->exec($query);
|
|
|
2317 |
return true;
|
|
|
2318 |
}
|
|
|
2319 |
|
|
|
2320 |
/**
|
|
|
2321 |
* Commit a transaction
|
|
|
2322 |
*
|
|
|
2323 |
* @return bool True on success, false on fail
|
|
|
2324 |
* (i.e. if the database/model does not support transactions,
|
|
|
2325 |
* or a transaction has not started).
|
|
|
2326 |
*/
|
|
|
2327 |
public function commit() {
|
|
|
2328 |
if (!$this->_transactionStarted) {
|
|
|
2329 |
return false;
|
|
|
2330 |
}
|
|
|
2331 |
|
|
|
2332 |
if ($this->_transactionNesting === 0) {
|
|
|
2333 |
if ($this->fullDebug) {
|
|
|
2334 |
$this->logQuery('COMMIT');
|
|
|
2335 |
}
|
|
|
2336 |
$this->_transactionStarted = false;
|
|
|
2337 |
return $this->_connection->commit();
|
|
|
2338 |
}
|
|
|
2339 |
|
|
|
2340 |
if ($this->nestedTransactionSupported()) {
|
|
|
2341 |
return $this->_commitNested();
|
|
|
2342 |
}
|
|
|
2343 |
|
|
|
2344 |
$this->_transactionNesting--;
|
|
|
2345 |
return true;
|
|
|
2346 |
}
|
|
|
2347 |
|
|
|
2348 |
/**
|
|
|
2349 |
* Commit a nested transaction
|
|
|
2350 |
*
|
|
|
2351 |
* @return bool
|
|
|
2352 |
*/
|
|
|
2353 |
protected function _commitNested() {
|
|
|
2354 |
$query = 'RELEASE SAVEPOINT LEVEL' . $this->_transactionNesting--;
|
|
|
2355 |
if ($this->fullDebug) {
|
|
|
2356 |
$this->logQuery($query);
|
|
|
2357 |
}
|
|
|
2358 |
$this->_connection->exec($query);
|
|
|
2359 |
return true;
|
|
|
2360 |
}
|
|
|
2361 |
|
|
|
2362 |
/**
|
|
|
2363 |
* Rollback a transaction
|
|
|
2364 |
*
|
|
|
2365 |
* @return bool True on success, false on fail
|
|
|
2366 |
* (i.e. if the database/model does not support transactions,
|
|
|
2367 |
* or a transaction has not started).
|
|
|
2368 |
*/
|
|
|
2369 |
public function rollback() {
|
|
|
2370 |
if (!$this->_transactionStarted) {
|
|
|
2371 |
return false;
|
|
|
2372 |
}
|
|
|
2373 |
|
|
|
2374 |
if ($this->_transactionNesting === 0) {
|
|
|
2375 |
if ($this->fullDebug) {
|
|
|
2376 |
$this->logQuery('ROLLBACK');
|
|
|
2377 |
}
|
|
|
2378 |
$this->_transactionStarted = false;
|
|
|
2379 |
return $this->_connection->rollBack();
|
|
|
2380 |
}
|
|
|
2381 |
|
|
|
2382 |
if ($this->nestedTransactionSupported()) {
|
|
|
2383 |
return $this->_rollbackNested();
|
|
|
2384 |
}
|
|
|
2385 |
|
|
|
2386 |
$this->_transactionNesting--;
|
|
|
2387 |
return true;
|
|
|
2388 |
}
|
|
|
2389 |
|
|
|
2390 |
/**
|
|
|
2391 |
* Rollback a nested transaction
|
|
|
2392 |
*
|
|
|
2393 |
* @return bool
|
|
|
2394 |
*/
|
|
|
2395 |
protected function _rollbackNested() {
|
|
|
2396 |
$query = 'ROLLBACK TO SAVEPOINT LEVEL' . $this->_transactionNesting--;
|
|
|
2397 |
if ($this->fullDebug) {
|
|
|
2398 |
$this->logQuery($query);
|
|
|
2399 |
}
|
|
|
2400 |
$this->_connection->exec($query);
|
|
|
2401 |
return true;
|
|
|
2402 |
}
|
|
|
2403 |
|
|
|
2404 |
/**
|
|
|
2405 |
* Returns the ID generated from the previous INSERT operation.
|
|
|
2406 |
*
|
|
|
2407 |
* @param mixed $source The source to get an id for.
|
|
|
2408 |
* @return mixed
|
|
|
2409 |
*/
|
|
|
2410 |
public function lastInsertId($source = null) {
|
|
|
2411 |
return $this->_connection->lastInsertId();
|
|
|
2412 |
}
|
|
|
2413 |
|
|
|
2414 |
/**
|
|
|
2415 |
* Creates a default set of conditions from the model if $conditions is null/empty.
|
|
|
2416 |
* If conditions are supplied then they will be returned. If a model doesn't exist and no conditions
|
|
|
2417 |
* were provided either null or false will be returned based on what was input.
|
|
|
2418 |
*
|
|
|
2419 |
* @param Model $Model The model to get conditions for.
|
|
|
2420 |
* @param string|array|bool $conditions Array of conditions, conditions string, null or false. If an array of conditions,
|
|
|
2421 |
* or string conditions those conditions will be returned. With other values the model's existence will be checked.
|
|
|
2422 |
* If the model doesn't exist a null or false will be returned depending on the input value.
|
|
|
2423 |
* @param bool $useAlias Use model aliases rather than table names when generating conditions
|
|
|
2424 |
* @return mixed Either null, false, $conditions or an array of default conditions to use.
|
|
|
2425 |
* @see DboSource::update()
|
|
|
2426 |
* @see DboSource::conditions()
|
|
|
2427 |
*/
|
|
|
2428 |
public function defaultConditions(Model $Model, $conditions, $useAlias = true) {
|
|
|
2429 |
if (!empty($conditions)) {
|
|
|
2430 |
return $conditions;
|
|
|
2431 |
}
|
|
|
2432 |
$exists = $Model->exists();
|
|
|
2433 |
if (!$exists && ($conditions !== null || !empty($Model->__safeUpdateMode))) {
|
|
|
2434 |
return false;
|
|
|
2435 |
} elseif (!$exists) {
|
|
|
2436 |
return null;
|
|
|
2437 |
}
|
|
|
2438 |
$alias = $Model->alias;
|
|
|
2439 |
|
|
|
2440 |
if (!$useAlias) {
|
|
|
2441 |
$alias = $this->fullTableName($Model, false);
|
|
|
2442 |
}
|
|
|
2443 |
return array("{$alias}.{$Model->primaryKey}" => $Model->getID());
|
|
|
2444 |
}
|
|
|
2445 |
|
|
|
2446 |
/**
|
|
|
2447 |
* Returns a key formatted like a string Model.fieldname(i.e. Post.title, or Country.name)
|
|
|
2448 |
*
|
|
|
2449 |
* @param Model $Model The model to get a key for.
|
|
|
2450 |
* @param string $key The key field.
|
|
|
2451 |
* @param string $assoc The association name.
|
|
|
2452 |
* @return string
|
|
|
2453 |
*/
|
|
|
2454 |
public function resolveKey(Model $Model, $key, $assoc = null) {
|
|
|
2455 |
if (strpos('.', $key) !== false) {
|
|
|
2456 |
return $this->name($Model->alias) . '.' . $this->name($key);
|
|
|
2457 |
}
|
|
|
2458 |
return $key;
|
|
|
2459 |
}
|
|
|
2460 |
|
|
|
2461 |
/**
|
|
|
2462 |
* Private helper method to remove query metadata in given data array.
|
|
|
2463 |
*
|
|
|
2464 |
* @param array $data The data to scrub.
|
|
|
2465 |
* @return array
|
|
|
2466 |
*/
|
|
|
2467 |
protected function _scrubQueryData($data) {
|
|
|
2468 |
static $base = null;
|
|
|
2469 |
if ($base === null) {
|
|
|
2470 |
$base = array_fill_keys(array('conditions', 'fields', 'joins', 'order', 'limit', 'offset', 'group'), array());
|
|
|
2471 |
$base['callbacks'] = null;
|
|
|
2472 |
}
|
|
|
2473 |
return (array)$data + $base;
|
|
|
2474 |
}
|
|
|
2475 |
|
|
|
2476 |
/**
|
|
|
2477 |
* Converts model virtual fields into sql expressions to be fetched later
|
|
|
2478 |
*
|
|
|
2479 |
* @param Model $Model The model to get virtual fields for.
|
|
|
2480 |
* @param string $alias Alias table name
|
|
|
2481 |
* @param array $fields virtual fields to be used on query
|
|
|
2482 |
* @return array
|
|
|
2483 |
*/
|
|
|
2484 |
protected function _constructVirtualFields(Model $Model, $alias, $fields) {
|
|
|
2485 |
$virtual = array();
|
|
|
2486 |
foreach ($fields as $field) {
|
|
|
2487 |
$virtualField = $this->name($alias . $this->virtualFieldSeparator . $field);
|
|
|
2488 |
$expression = $this->_quoteFields($Model->getVirtualField($field));
|
|
|
2489 |
$virtual[] = '(' . $expression . ") {$this->alias} {$virtualField}";
|
|
|
2490 |
}
|
|
|
2491 |
return $virtual;
|
|
|
2492 |
}
|
|
|
2493 |
|
|
|
2494 |
/**
|
|
|
2495 |
* Generates the fields list of an SQL query.
|
|
|
2496 |
*
|
|
|
2497 |
* @param Model $Model The model to get fields for.
|
|
|
2498 |
* @param string $alias Alias table name
|
|
|
2499 |
* @param mixed $fields The provided list of fields.
|
|
|
2500 |
* @param bool $quote If false, returns fields array unquoted
|
|
|
2501 |
* @return array
|
|
|
2502 |
*/
|
|
|
2503 |
public function fields(Model $Model, $alias = null, $fields = array(), $quote = true) {
|
|
|
2504 |
if (empty($alias)) {
|
|
|
2505 |
$alias = $Model->alias;
|
|
|
2506 |
}
|
|
|
2507 |
$virtualFields = $Model->getVirtualField();
|
|
|
2508 |
$cacheKey = array(
|
|
|
2509 |
$alias,
|
|
|
2510 |
get_class($Model),
|
|
|
2511 |
$Model->alias,
|
|
|
2512 |
$virtualFields,
|
|
|
2513 |
$fields,
|
|
|
2514 |
$quote,
|
|
|
2515 |
ConnectionManager::getSourceName($this),
|
|
|
2516 |
$Model->schemaName,
|
|
|
2517 |
$Model->table
|
|
|
2518 |
);
|
|
|
2519 |
$cacheKey = md5(serialize($cacheKey));
|
|
|
2520 |
if ($return = $this->cacheMethod(__FUNCTION__, $cacheKey)) {
|
|
|
2521 |
return $return;
|
|
|
2522 |
}
|
|
|
2523 |
$allFields = empty($fields);
|
|
|
2524 |
if ($allFields) {
|
|
|
2525 |
$fields = array_keys($Model->schema());
|
|
|
2526 |
} elseif (!is_array($fields)) {
|
|
|
2527 |
$fields = CakeText::tokenize($fields);
|
|
|
2528 |
}
|
|
|
2529 |
$fields = array_values(array_filter($fields));
|
|
|
2530 |
$allFields = $allFields || in_array('*', $fields) || in_array($Model->alias . '.*', $fields);
|
|
|
2531 |
|
|
|
2532 |
$virtual = array();
|
|
|
2533 |
if (!empty($virtualFields)) {
|
|
|
2534 |
$virtualKeys = array_keys($virtualFields);
|
|
|
2535 |
foreach ($virtualKeys as $field) {
|
|
|
2536 |
$virtualKeys[] = $Model->alias . '.' . $field;
|
|
|
2537 |
}
|
|
|
2538 |
$virtual = ($allFields) ? $virtualKeys : array_intersect($virtualKeys, $fields);
|
|
|
2539 |
foreach ($virtual as $i => $field) {
|
|
|
2540 |
if (strpos($field, '.') !== false) {
|
|
|
2541 |
$virtual[$i] = str_replace($Model->alias . '.', '', $field);
|
|
|
2542 |
}
|
|
|
2543 |
$fields = array_diff($fields, array($field));
|
|
|
2544 |
}
|
|
|
2545 |
$fields = array_values($fields);
|
|
|
2546 |
}
|
|
|
2547 |
if (!$quote) {
|
|
|
2548 |
if (!empty($virtual)) {
|
|
|
2549 |
$fields = array_merge($fields, $this->_constructVirtualFields($Model, $alias, $virtual));
|
|
|
2550 |
}
|
|
|
2551 |
return $fields;
|
|
|
2552 |
}
|
|
|
2553 |
$count = count($fields);
|
|
|
2554 |
|
|
|
2555 |
if ($count >= 1 && !in_array($fields[0], array('*', 'COUNT(*)'))) {
|
|
|
2556 |
for ($i = 0; $i < $count; $i++) {
|
|
|
2557 |
if (is_string($fields[$i]) && in_array($fields[$i], $virtual)) {
|
|
|
2558 |
unset($fields[$i]);
|
|
|
2559 |
continue;
|
|
|
2560 |
}
|
|
|
2561 |
if (is_object($fields[$i]) && isset($fields[$i]->type) && $fields[$i]->type === 'expression') {
|
|
|
2562 |
$fields[$i] = $fields[$i]->value;
|
|
|
2563 |
} elseif (preg_match('/^\(.*\)\s' . $this->alias . '.*/i', $fields[$i])) {
|
|
|
2564 |
continue;
|
|
|
2565 |
} elseif (!preg_match('/^.+\\(.*\\)/', $fields[$i])) {
|
|
|
2566 |
$prepend = '';
|
|
|
2567 |
|
|
|
2568 |
if (strpos($fields[$i], 'DISTINCT') !== false) {
|
|
|
2569 |
$prepend = 'DISTINCT ';
|
|
|
2570 |
$fields[$i] = trim(str_replace('DISTINCT', '', $fields[$i]));
|
|
|
2571 |
}
|
|
|
2572 |
$dot = strpos($fields[$i], '.');
|
|
|
2573 |
|
|
|
2574 |
if ($dot === false) {
|
|
|
2575 |
$prefix = !(
|
|
|
2576 |
strpos($fields[$i], ' ') !== false ||
|
|
|
2577 |
strpos($fields[$i], '(') !== false
|
|
|
2578 |
);
|
|
|
2579 |
$fields[$i] = $this->name(($prefix ? $alias . '.' : '') . $fields[$i]);
|
|
|
2580 |
} else {
|
|
|
2581 |
if (strpos($fields[$i], ',') === false) {
|
|
|
2582 |
$build = explode('.', $fields[$i]);
|
|
|
2583 |
if (!Hash::numeric($build)) {
|
|
|
2584 |
$fields[$i] = $this->name(implode('.', $build));
|
|
|
2585 |
}
|
|
|
2586 |
}
|
|
|
2587 |
}
|
|
|
2588 |
$fields[$i] = $prepend . $fields[$i];
|
|
|
2589 |
} elseif (preg_match('/\(([\.\w]+)\)/', $fields[$i], $field)) {
|
|
|
2590 |
if (isset($field[1])) {
|
|
|
2591 |
if (strpos($field[1], '.') === false) {
|
|
|
2592 |
$field[1] = $this->name($alias . '.' . $field[1]);
|
|
|
2593 |
} else {
|
|
|
2594 |
$field[0] = explode('.', $field[1]);
|
|
|
2595 |
if (!Hash::numeric($field[0])) {
|
|
|
2596 |
$field[0] = implode('.', array_map(array(&$this, 'name'), $field[0]));
|
|
|
2597 |
$fields[$i] = preg_replace('/\(' . $field[1] . '\)/', '(' . $field[0] . ')', $fields[$i], 1);
|
|
|
2598 |
}
|
|
|
2599 |
}
|
|
|
2600 |
}
|
|
|
2601 |
}
|
|
|
2602 |
}
|
|
|
2603 |
}
|
|
|
2604 |
if (!empty($virtual)) {
|
|
|
2605 |
$fields = array_merge($fields, $this->_constructVirtualFields($Model, $alias, $virtual));
|
|
|
2606 |
}
|
|
|
2607 |
return $this->cacheMethod(__FUNCTION__, $cacheKey, array_unique($fields));
|
|
|
2608 |
}
|
|
|
2609 |
|
|
|
2610 |
/**
|
|
|
2611 |
* Creates a WHERE clause by parsing given conditions data. If an array or string
|
|
|
2612 |
* conditions are provided those conditions will be parsed and quoted. If a boolean
|
|
|
2613 |
* is given it will be integer cast as condition. Null will return 1 = 1.
|
|
|
2614 |
*
|
|
|
2615 |
* Results of this method are stored in a memory cache. This improves performance, but
|
|
|
2616 |
* because the method uses a hashing algorithm it can have collisions.
|
|
|
2617 |
* Setting DboSource::$cacheMethods to false will disable the memory cache.
|
|
|
2618 |
*
|
|
|
2619 |
* @param mixed $conditions Array or string of conditions, or any value.
|
|
|
2620 |
* @param bool $quoteValues If true, values should be quoted
|
|
|
2621 |
* @param bool $where If true, "WHERE " will be prepended to the return value
|
|
|
2622 |
* @param Model $Model A reference to the Model instance making the query
|
|
|
2623 |
* @return string SQL fragment
|
|
|
2624 |
*/
|
|
|
2625 |
public function conditions($conditions, $quoteValues = true, $where = true, Model $Model = null) {
|
|
|
2626 |
$clause = $out = '';
|
|
|
2627 |
|
|
|
2628 |
if ($where) {
|
|
|
2629 |
$clause = ' WHERE ';
|
|
|
2630 |
}
|
|
|
2631 |
|
|
|
2632 |
if (is_array($conditions) && !empty($conditions)) {
|
|
|
2633 |
$out = $this->conditionKeysToString($conditions, $quoteValues, $Model);
|
|
|
2634 |
|
|
|
2635 |
if (empty($out)) {
|
|
|
2636 |
return $clause . ' 1 = 1';
|
|
|
2637 |
}
|
|
|
2638 |
return $clause . implode(' AND ', $out);
|
|
|
2639 |
}
|
|
|
2640 |
|
|
|
2641 |
if (is_bool($conditions)) {
|
|
|
2642 |
return $clause . (int)$conditions . ' = 1';
|
|
|
2643 |
}
|
|
|
2644 |
|
|
|
2645 |
if (empty($conditions) || trim($conditions) === '') {
|
|
|
2646 |
return $clause . '1 = 1';
|
|
|
2647 |
}
|
|
|
2648 |
|
|
|
2649 |
$clauses = '/^WHERE\\x20|^GROUP\\x20BY\\x20|^HAVING\\x20|^ORDER\\x20BY\\x20/i';
|
|
|
2650 |
|
|
|
2651 |
if (preg_match($clauses, $conditions)) {
|
|
|
2652 |
$clause = '';
|
|
|
2653 |
}
|
|
|
2654 |
|
|
|
2655 |
$conditions = $this->_quoteFields($conditions);
|
|
|
2656 |
|
|
|
2657 |
return $clause . $conditions;
|
|
|
2658 |
}
|
|
|
2659 |
|
|
|
2660 |
/**
|
|
|
2661 |
* Creates a WHERE clause by parsing given conditions array. Used by DboSource::conditions().
|
|
|
2662 |
*
|
|
|
2663 |
* @param array $conditions Array or string of conditions
|
|
|
2664 |
* @param bool $quoteValues If true, values should be quoted
|
|
|
2665 |
* @param Model $Model A reference to the Model instance making the query
|
|
|
2666 |
* @return string SQL fragment
|
|
|
2667 |
*/
|
|
|
2668 |
public function conditionKeysToString($conditions, $quoteValues = true, Model $Model = null) {
|
|
|
2669 |
$out = array();
|
|
|
2670 |
$data = $columnType = null;
|
|
|
2671 |
$bool = array('and', 'or', 'not', 'and not', 'or not', 'xor', '||', '&&');
|
|
|
2672 |
|
|
|
2673 |
foreach ($conditions as $key => $value) {
|
|
|
2674 |
$join = ' AND ';
|
|
|
2675 |
$not = null;
|
|
|
2676 |
|
|
|
2677 |
if (is_array($value)) {
|
|
|
2678 |
$valueInsert = (
|
|
|
2679 |
!empty($value) &&
|
|
|
2680 |
(substr_count($key, '?') === count($value) || substr_count($key, ':') === count($value))
|
|
|
2681 |
);
|
|
|
2682 |
}
|
|
|
2683 |
|
|
|
2684 |
if (is_numeric($key) && empty($value)) {
|
|
|
2685 |
continue;
|
|
|
2686 |
} elseif (is_numeric($key) && is_string($value)) {
|
|
|
2687 |
$out[] = $this->_quoteFields($value);
|
|
|
2688 |
} elseif ((is_numeric($key) && is_array($value)) || in_array(strtolower(trim($key)), $bool)) {
|
|
|
2689 |
if (in_array(strtolower(trim($key)), $bool)) {
|
|
|
2690 |
$join = ' ' . strtoupper($key) . ' ';
|
|
|
2691 |
} else {
|
|
|
2692 |
$key = $join;
|
|
|
2693 |
}
|
|
|
2694 |
$value = $this->conditionKeysToString($value, $quoteValues, $Model);
|
|
|
2695 |
|
|
|
2696 |
if (strpos($join, 'NOT') !== false) {
|
|
|
2697 |
if (strtoupper(trim($key)) === 'NOT') {
|
|
|
2698 |
$key = 'AND ' . trim($key);
|
|
|
2699 |
}
|
|
|
2700 |
$not = 'NOT ';
|
|
|
2701 |
}
|
|
|
2702 |
|
|
|
2703 |
if (empty($value)) {
|
|
|
2704 |
continue;
|
|
|
2705 |
}
|
|
|
2706 |
|
|
|
2707 |
if (empty($value[1])) {
|
|
|
2708 |
if ($not) {
|
|
|
2709 |
$out[] = $not . '(' . $value[0] . ')';
|
|
|
2710 |
} else {
|
|
|
2711 |
$out[] = $value[0];
|
|
|
2712 |
}
|
|
|
2713 |
} else {
|
|
|
2714 |
$out[] = '(' . $not . '(' . implode(') ' . strtoupper($key) . ' (', $value) . '))';
|
|
|
2715 |
}
|
|
|
2716 |
} else {
|
|
|
2717 |
if (is_object($value) && isset($value->type)) {
|
|
|
2718 |
if ($value->type === 'identifier') {
|
|
|
2719 |
$data .= $this->name($key) . ' = ' . $this->name($value->value);
|
|
|
2720 |
} elseif ($value->type === 'expression') {
|
|
|
2721 |
if (is_numeric($key)) {
|
|
|
2722 |
$data .= $value->value;
|
|
|
2723 |
} else {
|
|
|
2724 |
$data .= $this->name($key) . ' = ' . $value->value;
|
|
|
2725 |
}
|
|
|
2726 |
}
|
|
|
2727 |
} elseif (is_array($value) && !empty($value) && !$valueInsert) {
|
|
|
2728 |
$keys = array_keys($value);
|
|
|
2729 |
if ($keys === array_values($keys)) {
|
|
|
2730 |
$count = count($value);
|
|
|
2731 |
if ($count === 1 && !preg_match('/\s+(?:NOT|\!=)$/', $key)) {
|
|
|
2732 |
$data = $this->_quoteFields($key) . ' = (';
|
|
|
2733 |
if ($quoteValues) {
|
|
|
2734 |
if ($Model !== null) {
|
|
|
2735 |
$columnType = $Model->getColumnType($key);
|
|
|
2736 |
}
|
|
|
2737 |
$data .= implode(', ', $this->value($value, $columnType));
|
|
|
2738 |
}
|
|
|
2739 |
$data .= ')';
|
|
|
2740 |
} else {
|
|
|
2741 |
$data = $this->_parseKey($key, $value, $Model);
|
|
|
2742 |
}
|
|
|
2743 |
} else {
|
|
|
2744 |
$ret = $this->conditionKeysToString($value, $quoteValues, $Model);
|
|
|
2745 |
if (count($ret) > 1) {
|
|
|
2746 |
$data = '(' . implode(') AND (', $ret) . ')';
|
|
|
2747 |
} elseif (isset($ret[0])) {
|
|
|
2748 |
$data = $ret[0];
|
|
|
2749 |
}
|
|
|
2750 |
}
|
|
|
2751 |
} elseif (is_numeric($key) && !empty($value)) {
|
|
|
2752 |
$data = $this->_quoteFields($value);
|
|
|
2753 |
} else {
|
|
|
2754 |
$data = $this->_parseKey(trim($key), $value, $Model);
|
|
|
2755 |
}
|
|
|
2756 |
|
|
|
2757 |
if ($data) {
|
|
|
2758 |
$out[] = $data;
|
|
|
2759 |
$data = null;
|
|
|
2760 |
}
|
|
|
2761 |
}
|
|
|
2762 |
}
|
|
|
2763 |
return $out;
|
|
|
2764 |
}
|
|
|
2765 |
|
|
|
2766 |
/**
|
|
|
2767 |
* Extracts a Model.field identifier and an SQL condition operator from a string, formats
|
|
|
2768 |
* and inserts values, and composes them into an SQL snippet.
|
|
|
2769 |
*
|
|
|
2770 |
* @param string $key An SQL key snippet containing a field and optional SQL operator
|
|
|
2771 |
* @param mixed $value The value(s) to be inserted in the string
|
|
|
2772 |
* @param Model $Model Model object initiating the query
|
|
|
2773 |
* @return string
|
|
|
2774 |
*/
|
|
|
2775 |
protected function _parseKey($key, $value, Model $Model = null) {
|
|
|
2776 |
$operatorMatch = '/^(((' . implode(')|(', $this->_sqlOps);
|
|
|
2777 |
$operatorMatch .= ')\\x20?)|<[>=]?(?![^>]+>)\\x20?|[>=!]{1,3}(?!<)\\x20?)/is';
|
|
|
2778 |
$bound = (strpos($key, '?') !== false || (is_array($value) && strpos($key, ':') !== false));
|
|
|
2779 |
|
|
|
2780 |
$key = trim($key);
|
|
|
2781 |
if (strpos($key, ' ') === false) {
|
|
|
2782 |
$operator = '=';
|
|
|
2783 |
} else {
|
|
|
2784 |
list($key, $operator) = explode(' ', $key, 2);
|
|
|
2785 |
|
|
|
2786 |
if (!preg_match($operatorMatch, trim($operator)) && strpos($operator, ' ') !== false) {
|
|
|
2787 |
$key = $key . ' ' . $operator;
|
|
|
2788 |
$split = strrpos($key, ' ');
|
|
|
2789 |
$operator = substr($key, $split);
|
|
|
2790 |
$key = substr($key, 0, $split);
|
|
|
2791 |
}
|
|
|
2792 |
}
|
|
|
2793 |
|
|
|
2794 |
$virtual = false;
|
|
|
2795 |
$type = null;
|
|
|
2796 |
|
|
|
2797 |
if ($Model !== null) {
|
|
|
2798 |
if ($Model->isVirtualField($key)) {
|
|
|
2799 |
$key = $this->_quoteFields($Model->getVirtualField($key));
|
|
|
2800 |
$virtual = true;
|
|
|
2801 |
}
|
|
|
2802 |
|
|
|
2803 |
$type = $Model->getColumnType($key);
|
|
|
2804 |
}
|
|
|
2805 |
|
|
|
2806 |
$null = $value === null || (is_array($value) && empty($value));
|
|
|
2807 |
|
|
|
2808 |
if (strtolower($operator) === 'not') {
|
|
|
2809 |
$data = $this->conditionKeysToString(
|
|
|
2810 |
array($operator => array($key => $value)), true, $Model
|
|
|
2811 |
);
|
|
|
2812 |
return $data[0];
|
|
|
2813 |
}
|
|
|
2814 |
|
|
|
2815 |
$value = $this->value($value, $type);
|
|
|
2816 |
|
|
|
2817 |
if (!$virtual && $key !== '?') {
|
|
|
2818 |
$isKey = (
|
|
|
2819 |
strpos($key, '(') !== false ||
|
|
|
2820 |
strpos($key, ')') !== false ||
|
|
|
2821 |
strpos($key, '|') !== false
|
|
|
2822 |
);
|
|
|
2823 |
$key = $isKey ? $this->_quoteFields($key) : $this->name($key);
|
|
|
2824 |
}
|
|
|
2825 |
|
|
|
2826 |
if ($bound) {
|
|
|
2827 |
return CakeText::insert($key . ' ' . trim($operator), $value);
|
|
|
2828 |
}
|
|
|
2829 |
|
|
|
2830 |
if (!preg_match($operatorMatch, trim($operator))) {
|
|
|
2831 |
$operator .= is_array($value) ? ' IN' : ' =';
|
|
|
2832 |
}
|
|
|
2833 |
$operator = trim($operator);
|
|
|
2834 |
|
|
|
2835 |
if (is_array($value)) {
|
|
|
2836 |
$value = implode(', ', $value);
|
|
|
2837 |
|
|
|
2838 |
switch ($operator) {
|
|
|
2839 |
case '=':
|
|
|
2840 |
$operator = 'IN';
|
|
|
2841 |
break;
|
|
|
2842 |
case '!=':
|
|
|
2843 |
case '<>':
|
|
|
2844 |
$operator = 'NOT IN';
|
|
|
2845 |
break;
|
|
|
2846 |
}
|
|
|
2847 |
$value = "({$value})";
|
|
|
2848 |
} elseif ($null || $value === 'NULL') {
|
|
|
2849 |
switch ($operator) {
|
|
|
2850 |
case '=':
|
|
|
2851 |
$operator = 'IS';
|
|
|
2852 |
break;
|
|
|
2853 |
case '!=':
|
|
|
2854 |
case '<>':
|
|
|
2855 |
$operator = 'IS NOT';
|
|
|
2856 |
break;
|
|
|
2857 |
}
|
|
|
2858 |
}
|
|
|
2859 |
if ($virtual) {
|
|
|
2860 |
return "({$key}) {$operator} {$value}";
|
|
|
2861 |
}
|
|
|
2862 |
return "{$key} {$operator} {$value}";
|
|
|
2863 |
}
|
|
|
2864 |
|
|
|
2865 |
/**
|
|
|
2866 |
* Quotes Model.fields
|
|
|
2867 |
*
|
|
|
2868 |
* @param string $conditions The conditions to quote.
|
|
|
2869 |
* @return string or false if no match
|
|
|
2870 |
*/
|
|
|
2871 |
protected function _quoteFields($conditions) {
|
|
|
2872 |
$start = $end = null;
|
|
|
2873 |
$original = $conditions;
|
|
|
2874 |
|
|
|
2875 |
if (!empty($this->startQuote)) {
|
|
|
2876 |
$start = preg_quote($this->startQuote);
|
|
|
2877 |
}
|
|
|
2878 |
if (!empty($this->endQuote)) {
|
|
|
2879 |
$end = preg_quote($this->endQuote);
|
|
|
2880 |
}
|
|
|
2881 |
// Remove quotes and requote all the Model.field names.
|
|
|
2882 |
$conditions = str_replace(array($start, $end), '', $conditions);
|
|
|
2883 |
$conditions = preg_replace_callback(
|
|
|
2884 |
'/(?:[\'\"][^\'\"\\\]*(?:\\\.[^\'\"\\\]*)*[\'\"])|([a-z0-9_][a-z0-9\\-_]*\\.[a-z0-9_][a-z0-9_\\-]*)/i',
|
|
|
2885 |
array(&$this, '_quoteMatchedField'),
|
|
|
2886 |
$conditions
|
|
|
2887 |
);
|
|
|
2888 |
// Quote `table_name AS Alias`
|
|
|
2889 |
$conditions = preg_replace(
|
|
|
2890 |
'/(\s[a-z0-9\\-_.' . $start . $end . ']*' . $end . ')\s+AS\s+([a-z0-9\\-_]+)/i',
|
|
|
2891 |
'\1 AS ' . $this->startQuote . '\2' . $this->endQuote,
|
|
|
2892 |
$conditions
|
|
|
2893 |
);
|
|
|
2894 |
if ($conditions !== null) {
|
|
|
2895 |
return $conditions;
|
|
|
2896 |
}
|
|
|
2897 |
return $original;
|
|
|
2898 |
}
|
|
|
2899 |
|
|
|
2900 |
/**
|
|
|
2901 |
* Auxiliary function to quote matches `Model.fields` from a preg_replace_callback call
|
|
|
2902 |
*
|
|
|
2903 |
* @param string $match matched string
|
|
|
2904 |
* @return string quoted string
|
|
|
2905 |
*/
|
|
|
2906 |
protected function _quoteMatchedField($match) {
|
|
|
2907 |
if (is_numeric($match[0])) {
|
|
|
2908 |
return $match[0];
|
|
|
2909 |
}
|
|
|
2910 |
return $this->name($match[0]);
|
|
|
2911 |
}
|
|
|
2912 |
|
|
|
2913 |
/**
|
|
|
2914 |
* Returns a limit statement in the correct format for the particular database.
|
|
|
2915 |
*
|
|
|
2916 |
* @param int $limit Limit of results returned
|
|
|
2917 |
* @param int $offset Offset from which to start results
|
|
|
2918 |
* @return string SQL limit/offset statement
|
|
|
2919 |
*/
|
|
|
2920 |
public function limit($limit, $offset = null) {
|
|
|
2921 |
if ($limit) {
|
|
|
2922 |
$rt = ' LIMIT';
|
|
|
2923 |
|
|
|
2924 |
if ($offset) {
|
|
|
2925 |
$rt .= sprintf(' %u,', $offset);
|
|
|
2926 |
}
|
|
|
2927 |
|
|
|
2928 |
$rt .= sprintf(' %u', $limit);
|
|
|
2929 |
return $rt;
|
|
|
2930 |
}
|
|
|
2931 |
return null;
|
|
|
2932 |
}
|
|
|
2933 |
|
|
|
2934 |
/**
|
|
|
2935 |
* Returns an ORDER BY clause as a string.
|
|
|
2936 |
*
|
|
|
2937 |
* @param array|string $keys Field reference, as a key (i.e. Post.title)
|
|
|
2938 |
* @param string $direction Direction (ASC or DESC)
|
|
|
2939 |
* @param Model $Model Model reference (used to look for virtual field)
|
|
|
2940 |
* @return string ORDER BY clause
|
|
|
2941 |
*/
|
|
|
2942 |
public function order($keys, $direction = 'ASC', Model $Model = null) {
|
|
|
2943 |
if (!is_array($keys)) {
|
|
|
2944 |
$keys = array($keys);
|
|
|
2945 |
}
|
|
|
2946 |
|
|
|
2947 |
$keys = array_filter($keys);
|
|
|
2948 |
|
|
|
2949 |
$result = array();
|
|
|
2950 |
while (!empty($keys)) {
|
|
|
2951 |
list($key, $dir) = each($keys);
|
|
|
2952 |
array_shift($keys);
|
|
|
2953 |
|
|
|
2954 |
if (is_numeric($key)) {
|
|
|
2955 |
$key = $dir;
|
|
|
2956 |
$dir = $direction;
|
|
|
2957 |
}
|
|
|
2958 |
|
|
|
2959 |
if (is_string($key) && strpos($key, ',') !== false && !preg_match('/\(.+\,.+\)/', $key)) {
|
|
|
2960 |
$key = array_map('trim', explode(',', $key));
|
|
|
2961 |
}
|
|
|
2962 |
|
|
|
2963 |
if (is_array($key)) {
|
|
|
2964 |
//Flatten the array
|
|
|
2965 |
$key = array_reverse($key, true);
|
|
|
2966 |
foreach ($key as $k => $v) {
|
|
|
2967 |
if (is_numeric($k)) {
|
|
|
2968 |
array_unshift($keys, $v);
|
|
|
2969 |
} else {
|
|
|
2970 |
$keys = array($k => $v) + $keys;
|
|
|
2971 |
}
|
|
|
2972 |
}
|
|
|
2973 |
continue;
|
|
|
2974 |
} elseif (is_object($key) && isset($key->type) && $key->type === 'expression') {
|
|
|
2975 |
$result[] = $key->value;
|
|
|
2976 |
continue;
|
|
|
2977 |
}
|
|
|
2978 |
|
|
|
2979 |
if (preg_match('/\\x20(ASC|DESC).*/i', $key, $_dir)) {
|
|
|
2980 |
$dir = $_dir[0];
|
|
|
2981 |
$key = preg_replace('/\\x20(ASC|DESC).*/i', '', $key);
|
|
|
2982 |
}
|
|
|
2983 |
|
|
|
2984 |
$key = trim($key);
|
|
|
2985 |
|
|
|
2986 |
if ($Model !== null) {
|
|
|
2987 |
if ($Model->isVirtualField($key)) {
|
|
|
2988 |
$key = '(' . $this->_quoteFields($Model->getVirtualField($key)) . ')';
|
|
|
2989 |
}
|
|
|
2990 |
|
|
|
2991 |
list($alias) = pluginSplit($key);
|
|
|
2992 |
|
|
|
2993 |
if ($alias !== $Model->alias && is_object($Model->{$alias}) && $Model->{$alias}->isVirtualField($key)) {
|
|
|
2994 |
$key = '(' . $this->_quoteFields($Model->{$alias}->getVirtualField($key)) . ')';
|
|
|
2995 |
}
|
|
|
2996 |
}
|
|
|
2997 |
|
|
|
2998 |
if (strpos($key, '.')) {
|
|
|
2999 |
$key = preg_replace_callback('/([a-zA-Z0-9_-]{1,})\\.([a-zA-Z0-9_-]{1,})/', array(&$this, '_quoteMatchedField'), $key);
|
|
|
3000 |
}
|
|
|
3001 |
|
|
|
3002 |
if (!preg_match('/\s/', $key) && strpos($key, '.') === false) {
|
|
|
3003 |
$key = $this->name($key);
|
|
|
3004 |
}
|
|
|
3005 |
|
|
|
3006 |
$key .= ' ' . trim($dir);
|
|
|
3007 |
|
|
|
3008 |
$result[] = $key;
|
|
|
3009 |
}
|
|
|
3010 |
|
|
|
3011 |
if (!empty($result)) {
|
|
|
3012 |
return ' ORDER BY ' . implode(', ', $result);
|
|
|
3013 |
}
|
|
|
3014 |
|
|
|
3015 |
return '';
|
|
|
3016 |
}
|
|
|
3017 |
|
|
|
3018 |
/**
|
|
|
3019 |
* Create a GROUP BY SQL clause.
|
|
|
3020 |
*
|
|
|
3021 |
* @param string|array $fields Group By fields
|
|
|
3022 |
* @param Model $Model The model to get group by fields for.
|
|
|
3023 |
* @return string Group By clause or null.
|
|
|
3024 |
*/
|
|
|
3025 |
public function group($fields, Model $Model = null) {
|
|
|
3026 |
if (empty($fields)) {
|
|
|
3027 |
return null;
|
|
|
3028 |
}
|
|
|
3029 |
|
|
|
3030 |
if (!is_array($fields)) {
|
|
|
3031 |
$fields = array($fields);
|
|
|
3032 |
}
|
|
|
3033 |
|
|
|
3034 |
if ($Model !== null) {
|
|
|
3035 |
foreach ($fields as $index => $key) {
|
|
|
3036 |
if ($Model->isVirtualField($key)) {
|
|
|
3037 |
$fields[$index] = '(' . $Model->getVirtualField($key) . ')';
|
|
|
3038 |
}
|
|
|
3039 |
}
|
|
|
3040 |
}
|
|
|
3041 |
|
|
|
3042 |
$fields = implode(', ', $fields);
|
|
|
3043 |
|
|
|
3044 |
return ' GROUP BY ' . $this->_quoteFields($fields);
|
|
|
3045 |
}
|
|
|
3046 |
|
|
|
3047 |
/**
|
|
|
3048 |
* Disconnects database, kills the connection and says the connection is closed.
|
|
|
3049 |
*
|
|
|
3050 |
* @return void
|
|
|
3051 |
*/
|
|
|
3052 |
public function close() {
|
|
|
3053 |
$this->disconnect();
|
|
|
3054 |
}
|
|
|
3055 |
|
|
|
3056 |
/**
|
|
|
3057 |
* Checks if the specified table contains any record matching specified SQL
|
|
|
3058 |
*
|
|
|
3059 |
* @param Model $Model Model to search
|
|
|
3060 |
* @param string $sql SQL WHERE clause (condition only, not the "WHERE" part)
|
|
|
3061 |
* @return bool True if the table has a matching record, else false
|
|
|
3062 |
*/
|
|
|
3063 |
public function hasAny(Model $Model, $sql) {
|
|
|
3064 |
$sql = $this->conditions($sql);
|
|
|
3065 |
$table = $this->fullTableName($Model);
|
|
|
3066 |
$alias = $this->alias . $this->name($Model->alias);
|
|
|
3067 |
$where = $sql ? "{$sql}" : ' WHERE 1 = 1';
|
|
|
3068 |
$id = $Model->escapeField();
|
|
|
3069 |
|
|
|
3070 |
$out = $this->fetchRow("SELECT COUNT({$id}) {$this->alias}count FROM {$table} {$alias}{$where}");
|
|
|
3071 |
|
|
|
3072 |
if (is_array($out)) {
|
|
|
3073 |
return $out[0]['count'];
|
|
|
3074 |
}
|
|
|
3075 |
return false;
|
|
|
3076 |
}
|
|
|
3077 |
|
|
|
3078 |
/**
|
|
|
3079 |
* Gets the length of a database-native column description, or null if no length
|
|
|
3080 |
*
|
|
|
3081 |
* @param string $real Real database-layer column type (i.e. "varchar(255)")
|
|
|
3082 |
* @return mixed An integer or string representing the length of the column, or null for unknown length.
|
|
|
3083 |
*/
|
|
|
3084 |
public function length($real) {
|
|
|
3085 |
if (!preg_match_all('/([\w\s]+)(?:\((\d+)(?:,(\d+))?\))?(\sunsigned)?(\szerofill)?/', $real, $result)) {
|
|
|
3086 |
$col = str_replace(array(')', 'unsigned'), '', $real);
|
|
|
3087 |
$limit = null;
|
|
|
3088 |
|
|
|
3089 |
if (strpos($col, '(') !== false) {
|
|
|
3090 |
list($col, $limit) = explode('(', $col);
|
|
|
3091 |
}
|
|
|
3092 |
if ($limit !== null) {
|
|
|
3093 |
return (int)$limit;
|
|
|
3094 |
}
|
|
|
3095 |
return null;
|
|
|
3096 |
}
|
|
|
3097 |
|
|
|
3098 |
$types = array(
|
|
|
3099 |
'int' => 1, 'tinyint' => 1, 'smallint' => 1, 'mediumint' => 1, 'integer' => 1, 'bigint' => 1
|
|
|
3100 |
);
|
|
|
3101 |
|
|
|
3102 |
list($real, $type, $length, $offset, $sign) = $result;
|
|
|
3103 |
$typeArr = $type;
|
|
|
3104 |
$type = $type[0];
|
|
|
3105 |
$length = $length[0];
|
|
|
3106 |
$offset = $offset[0];
|
|
|
3107 |
|
|
|
3108 |
$isFloat = in_array($type, array('dec', 'decimal', 'float', 'numeric', 'double'));
|
|
|
3109 |
if ($isFloat && $offset) {
|
|
|
3110 |
return $length . ',' . $offset;
|
|
|
3111 |
}
|
|
|
3112 |
|
|
|
3113 |
if (($real[0] == $type) && (count($real) === 1)) {
|
|
|
3114 |
return null;
|
|
|
3115 |
}
|
|
|
3116 |
|
|
|
3117 |
if (isset($types[$type])) {
|
|
|
3118 |
$length += $types[$type];
|
|
|
3119 |
if (!empty($sign)) {
|
|
|
3120 |
$length--;
|
|
|
3121 |
}
|
|
|
3122 |
} elseif (in_array($type, array('enum', 'set'))) {
|
|
|
3123 |
$length = 0;
|
|
|
3124 |
foreach ($typeArr as $key => $enumValue) {
|
|
|
3125 |
if ($key === 0) {
|
|
|
3126 |
continue;
|
|
|
3127 |
}
|
|
|
3128 |
$tmpLength = strlen($enumValue);
|
|
|
3129 |
if ($tmpLength > $length) {
|
|
|
3130 |
$length = $tmpLength;
|
|
|
3131 |
}
|
|
|
3132 |
}
|
|
|
3133 |
}
|
|
|
3134 |
return (int)$length;
|
|
|
3135 |
}
|
|
|
3136 |
|
|
|
3137 |
/**
|
|
|
3138 |
* Translates between PHP boolean values and Database (faked) boolean values
|
|
|
3139 |
*
|
|
|
3140 |
* @param mixed $data Value to be translated
|
|
|
3141 |
* @param bool $quote Whether or not the field should be cast to a string.
|
|
|
3142 |
* @return string|bool Converted boolean value
|
|
|
3143 |
*/
|
|
|
3144 |
public function boolean($data, $quote = false) {
|
|
|
3145 |
if ($quote) {
|
|
|
3146 |
return !empty($data) ? '1' : '0';
|
|
|
3147 |
}
|
|
|
3148 |
return !empty($data);
|
|
|
3149 |
}
|
|
|
3150 |
|
|
|
3151 |
/**
|
|
|
3152 |
* Inserts multiple values into a table
|
|
|
3153 |
*
|
|
|
3154 |
* @param string $table The table being inserted into.
|
|
|
3155 |
* @param array $fields The array of field/column names being inserted.
|
|
|
3156 |
* @param array $values The array of values to insert. The values should
|
|
|
3157 |
* be an array of rows. Each row should have values keyed by the column name.
|
|
|
3158 |
* Each row must have the values in the same order as $fields.
|
|
|
3159 |
* @return bool
|
|
|
3160 |
*/
|
|
|
3161 |
public function insertMulti($table, $fields, $values) {
|
|
|
3162 |
$table = $this->fullTableName($table);
|
|
|
3163 |
$holder = implode(',', array_fill(0, count($fields), '?'));
|
|
|
3164 |
$fields = implode(', ', array_map(array(&$this, 'name'), $fields));
|
|
|
3165 |
|
|
|
3166 |
$pdoMap = array(
|
|
|
3167 |
'integer' => PDO::PARAM_INT,
|
|
|
3168 |
'float' => PDO::PARAM_STR,
|
|
|
3169 |
'boolean' => PDO::PARAM_BOOL,
|
|
|
3170 |
'string' => PDO::PARAM_STR,
|
|
|
3171 |
'text' => PDO::PARAM_STR
|
|
|
3172 |
);
|
|
|
3173 |
$columnMap = array();
|
|
|
3174 |
|
|
|
3175 |
$sql = "INSERT INTO {$table} ({$fields}) VALUES ({$holder})";
|
|
|
3176 |
$statement = $this->_connection->prepare($sql);
|
|
|
3177 |
$this->begin();
|
|
|
3178 |
|
|
|
3179 |
foreach ($values[key($values)] as $key => $val) {
|
|
|
3180 |
$type = $this->introspectType($val);
|
|
|
3181 |
$columnMap[$key] = $pdoMap[$type];
|
|
|
3182 |
}
|
|
|
3183 |
|
|
|
3184 |
foreach ($values as $value) {
|
|
|
3185 |
$i = 1;
|
|
|
3186 |
foreach ($value as $col => $val) {
|
|
|
3187 |
$statement->bindValue($i, $val, $columnMap[$col]);
|
|
|
3188 |
$i += 1;
|
|
|
3189 |
}
|
|
|
3190 |
$statement->execute();
|
|
|
3191 |
$statement->closeCursor();
|
|
|
3192 |
|
|
|
3193 |
if ($this->fullDebug) {
|
|
|
3194 |
$this->logQuery($sql, $value);
|
|
|
3195 |
}
|
|
|
3196 |
}
|
|
|
3197 |
return $this->commit();
|
|
|
3198 |
}
|
|
|
3199 |
|
|
|
3200 |
/**
|
|
|
3201 |
* Reset a sequence based on the MAX() value of $column. Useful
|
|
|
3202 |
* for resetting sequences after using insertMulti().
|
|
|
3203 |
*
|
|
|
3204 |
* This method should be implemented by datasources that require sequences to be used.
|
|
|
3205 |
*
|
|
|
3206 |
* @param string $table The name of the table to update.
|
|
|
3207 |
* @param string $column The column to use when resetting the sequence value.
|
|
|
3208 |
* @return bool|void success.
|
|
|
3209 |
*/
|
|
|
3210 |
public function resetSequence($table, $column) {
|
|
|
3211 |
}
|
|
|
3212 |
|
|
|
3213 |
/**
|
|
|
3214 |
* Returns an array of the indexes in given datasource name.
|
|
|
3215 |
*
|
|
|
3216 |
* @param string $model Name of model to inspect
|
|
|
3217 |
* @return array Fields in table. Keys are column and unique
|
|
|
3218 |
*/
|
|
|
3219 |
public function index($model) {
|
|
|
3220 |
return array();
|
|
|
3221 |
}
|
|
|
3222 |
|
|
|
3223 |
/**
|
|
|
3224 |
* Generate a database-native schema for the given Schema object
|
|
|
3225 |
*
|
|
|
3226 |
* @param CakeSchema $schema An instance of a subclass of CakeSchema
|
|
|
3227 |
* @param string $tableName Optional. If specified only the table name given will be generated.
|
|
|
3228 |
* Otherwise, all tables defined in the schema are generated.
|
|
|
3229 |
* @return string
|
|
|
3230 |
*/
|
|
|
3231 |
public function createSchema($schema, $tableName = null) {
|
|
|
3232 |
if (!$schema instanceof CakeSchema) {
|
|
|
3233 |
trigger_error(__d('cake_dev', 'Invalid schema object'), E_USER_WARNING);
|
|
|
3234 |
return null;
|
|
|
3235 |
}
|
|
|
3236 |
$out = '';
|
|
|
3237 |
|
|
|
3238 |
foreach ($schema->tables as $curTable => $columns) {
|
|
|
3239 |
if (!$tableName || $tableName === $curTable) {
|
|
|
3240 |
$cols = $indexes = $tableParameters = array();
|
|
|
3241 |
$primary = null;
|
|
|
3242 |
$table = $this->fullTableName($curTable);
|
|
|
3243 |
|
|
|
3244 |
$primaryCount = 0;
|
|
|
3245 |
foreach ($columns as $col) {
|
|
|
3246 |
if (isset($col['key']) && $col['key'] === 'primary') {
|
|
|
3247 |
$primaryCount++;
|
|
|
3248 |
}
|
|
|
3249 |
}
|
|
|
3250 |
|
|
|
3251 |
foreach ($columns as $name => $col) {
|
|
|
3252 |
if (is_string($col)) {
|
|
|
3253 |
$col = array('type' => $col);
|
|
|
3254 |
}
|
|
|
3255 |
$isPrimary = isset($col['key']) && $col['key'] === 'primary';
|
|
|
3256 |
// Multi-column primary keys are not supported.
|
|
|
3257 |
if ($isPrimary && $primaryCount > 1) {
|
|
|
3258 |
unset($col['key']);
|
|
|
3259 |
$isPrimary = false;
|
|
|
3260 |
}
|
|
|
3261 |
if ($isPrimary) {
|
|
|
3262 |
$primary = $name;
|
|
|
3263 |
}
|
|
|
3264 |
if ($name !== 'indexes' && $name !== 'tableParameters') {
|
|
|
3265 |
$col['name'] = $name;
|
|
|
3266 |
if (!isset($col['type'])) {
|
|
|
3267 |
$col['type'] = 'string';
|
|
|
3268 |
}
|
|
|
3269 |
$cols[] = $this->buildColumn($col);
|
|
|
3270 |
} elseif ($name === 'indexes') {
|
|
|
3271 |
$indexes = array_merge($indexes, $this->buildIndex($col, $table));
|
|
|
3272 |
} elseif ($name === 'tableParameters') {
|
|
|
3273 |
$tableParameters = array_merge($tableParameters, $this->buildTableParameters($col, $table));
|
|
|
3274 |
}
|
|
|
3275 |
}
|
|
|
3276 |
if (!isset($columns['indexes']['PRIMARY']) && !empty($primary)) {
|
|
|
3277 |
$col = array('PRIMARY' => array('column' => $primary, 'unique' => 1));
|
|
|
3278 |
$indexes = array_merge($indexes, $this->buildIndex($col, $table));
|
|
|
3279 |
}
|
|
|
3280 |
$columns = $cols;
|
|
|
3281 |
$out .= $this->renderStatement('schema', compact('table', 'columns', 'indexes', 'tableParameters')) . "\n\n";
|
|
|
3282 |
}
|
|
|
3283 |
}
|
|
|
3284 |
return $out;
|
|
|
3285 |
}
|
|
|
3286 |
|
|
|
3287 |
/**
|
|
|
3288 |
* Generate an alter syntax from CakeSchema::compare()
|
|
|
3289 |
*
|
|
|
3290 |
* @param mixed $compare The comparison data.
|
|
|
3291 |
* @param string $table The table name.
|
|
|
3292 |
* @return bool
|
|
|
3293 |
*/
|
|
|
3294 |
public function alterSchema($compare, $table = null) {
|
|
|
3295 |
return false;
|
|
|
3296 |
}
|
|
|
3297 |
|
|
|
3298 |
/**
|
|
|
3299 |
* Generate a "drop table" statement for the given Schema object
|
|
|
3300 |
*
|
|
|
3301 |
* @param CakeSchema $schema An instance of a subclass of CakeSchema
|
|
|
3302 |
* @param string $table Optional. If specified only the table name given will be generated.
|
|
|
3303 |
* Otherwise, all tables defined in the schema are generated.
|
|
|
3304 |
* @return string
|
|
|
3305 |
*/
|
|
|
3306 |
public function dropSchema(CakeSchema $schema, $table = null) {
|
|
|
3307 |
$out = '';
|
|
|
3308 |
|
|
|
3309 |
if ($table && array_key_exists($table, $schema->tables)) {
|
|
|
3310 |
return $this->_dropTable($table) . "\n";
|
|
|
3311 |
} elseif ($table) {
|
|
|
3312 |
return $out;
|
|
|
3313 |
}
|
|
|
3314 |
|
|
|
3315 |
foreach (array_keys($schema->tables) as $curTable) {
|
|
|
3316 |
$out .= $this->_dropTable($curTable) . "\n";
|
|
|
3317 |
}
|
|
|
3318 |
return $out;
|
|
|
3319 |
}
|
|
|
3320 |
|
|
|
3321 |
/**
|
|
|
3322 |
* Generate a "drop table" statement for a single table
|
|
|
3323 |
*
|
|
|
3324 |
* @param type $table Name of the table to drop
|
|
|
3325 |
* @return string Drop table SQL statement
|
|
|
3326 |
*/
|
|
|
3327 |
protected function _dropTable($table) {
|
|
|
3328 |
return 'DROP TABLE ' . $this->fullTableName($table) . ";";
|
|
|
3329 |
}
|
|
|
3330 |
|
|
|
3331 |
/**
|
|
|
3332 |
* Generate a database-native column schema string
|
|
|
3333 |
*
|
|
|
3334 |
* @param array $column An array structured like the following: array('name' => 'value', 'type' => 'value'[, options]),
|
|
|
3335 |
* where options can be 'default', 'length', or 'key'.
|
|
|
3336 |
* @return string
|
|
|
3337 |
*/
|
|
|
3338 |
public function buildColumn($column) {
|
|
|
3339 |
$name = $type = null;
|
|
|
3340 |
extract(array_merge(array('null' => true), $column));
|
|
|
3341 |
|
|
|
3342 |
if (empty($name) || empty($type)) {
|
|
|
3343 |
trigger_error(__d('cake_dev', 'Column name or type not defined in schema'), E_USER_WARNING);
|
|
|
3344 |
return null;
|
|
|
3345 |
}
|
|
|
3346 |
|
|
|
3347 |
if (!isset($this->columns[$type])) {
|
|
|
3348 |
trigger_error(__d('cake_dev', 'Column type %s does not exist', $type), E_USER_WARNING);
|
|
|
3349 |
return null;
|
|
|
3350 |
}
|
|
|
3351 |
|
|
|
3352 |
$real = $this->columns[$type];
|
|
|
3353 |
$out = $this->name($name) . ' ' . $real['name'];
|
|
|
3354 |
|
|
|
3355 |
if (isset($column['length'])) {
|
|
|
3356 |
$length = $column['length'];
|
|
|
3357 |
} elseif (isset($column['limit'])) {
|
|
|
3358 |
$length = $column['limit'];
|
|
|
3359 |
} elseif (isset($real['length'])) {
|
|
|
3360 |
$length = $real['length'];
|
|
|
3361 |
} elseif (isset($real['limit'])) {
|
|
|
3362 |
$length = $real['limit'];
|
|
|
3363 |
}
|
|
|
3364 |
if (isset($length)) {
|
|
|
3365 |
$out .= '(' . $length . ')';
|
|
|
3366 |
}
|
|
|
3367 |
|
|
|
3368 |
if (($column['type'] === 'integer' || $column['type'] === 'float') && isset($column['default']) && $column['default'] === '') {
|
|
|
3369 |
$column['default'] = null;
|
|
|
3370 |
}
|
|
|
3371 |
$out = $this->_buildFieldParameters($out, $column, 'beforeDefault');
|
|
|
3372 |
|
|
|
3373 |
if (isset($column['key']) && $column['key'] === 'primary' && ($type === 'integer' || $type === 'biginteger')) {
|
|
|
3374 |
$out .= ' ' . $this->columns['primary_key']['name'];
|
|
|
3375 |
} elseif (isset($column['key']) && $column['key'] === 'primary') {
|
|
|
3376 |
$out .= ' NOT NULL';
|
|
|
3377 |
} elseif (isset($column['default']) && isset($column['null']) && $column['null'] === false) {
|
|
|
3378 |
$out .= ' DEFAULT ' . $this->value($column['default'], $type) . ' NOT NULL';
|
|
|
3379 |
} elseif (isset($column['default'])) {
|
|
|
3380 |
$out .= ' DEFAULT ' . $this->value($column['default'], $type);
|
|
|
3381 |
} elseif ($type !== 'timestamp' && !empty($column['null'])) {
|
|
|
3382 |
$out .= ' DEFAULT NULL';
|
|
|
3383 |
} elseif ($type === 'timestamp' && !empty($column['null'])) {
|
|
|
3384 |
$out .= ' NULL';
|
|
|
3385 |
} elseif (isset($column['null']) && $column['null'] === false) {
|
|
|
3386 |
$out .= ' NOT NULL';
|
|
|
3387 |
}
|
|
|
3388 |
if ($type === 'timestamp' && isset($column['default']) && strtolower($column['default']) === 'current_timestamp') {
|
|
|
3389 |
$out = str_replace(array("'CURRENT_TIMESTAMP'", "'current_timestamp'"), 'CURRENT_TIMESTAMP', $out);
|
|
|
3390 |
}
|
|
|
3391 |
return $this->_buildFieldParameters($out, $column, 'afterDefault');
|
|
|
3392 |
}
|
|
|
3393 |
|
|
|
3394 |
/**
|
|
|
3395 |
* Build the field parameters, in a position
|
|
|
3396 |
*
|
|
|
3397 |
* @param string $columnString The partially built column string
|
|
|
3398 |
* @param array $columnData The array of column data.
|
|
|
3399 |
* @param string $position The position type to use. 'beforeDefault' or 'afterDefault' are common
|
|
|
3400 |
* @return string a built column with the field parameters added.
|
|
|
3401 |
*/
|
|
|
3402 |
protected function _buildFieldParameters($columnString, $columnData, $position) {
|
|
|
3403 |
foreach ($this->fieldParameters as $paramName => $value) {
|
|
|
3404 |
if (isset($columnData[$paramName]) && $value['position'] == $position) {
|
|
|
3405 |
if (isset($value['options']) && !in_array($columnData[$paramName], $value['options'], true)) {
|
|
|
3406 |
continue;
|
|
|
3407 |
}
|
|
|
3408 |
if (isset($value['types']) && !in_array($columnData['type'], $value['types'], true)) {
|
|
|
3409 |
continue;
|
|
|
3410 |
}
|
|
|
3411 |
$val = $columnData[$paramName];
|
|
|
3412 |
if ($value['quote']) {
|
|
|
3413 |
$val = $this->value($val);
|
|
|
3414 |
}
|
|
|
3415 |
$columnString .= ' ' . $value['value'] . (empty($value['noVal']) ? $value['join'] . $val : '');
|
|
|
3416 |
}
|
|
|
3417 |
}
|
|
|
3418 |
return $columnString;
|
|
|
3419 |
}
|
|
|
3420 |
|
|
|
3421 |
/**
|
|
|
3422 |
* Format indexes for create table.
|
|
|
3423 |
*
|
|
|
3424 |
* @param array $indexes The indexes to build
|
|
|
3425 |
* @param string $table The table name.
|
|
|
3426 |
* @return array
|
|
|
3427 |
*/
|
|
|
3428 |
public function buildIndex($indexes, $table = null) {
|
|
|
3429 |
$join = array();
|
|
|
3430 |
foreach ($indexes as $name => $value) {
|
|
|
3431 |
$out = '';
|
|
|
3432 |
if ($name === 'PRIMARY') {
|
|
|
3433 |
$out .= 'PRIMARY ';
|
|
|
3434 |
$name = null;
|
|
|
3435 |
} else {
|
|
|
3436 |
if (!empty($value['unique'])) {
|
|
|
3437 |
$out .= 'UNIQUE ';
|
|
|
3438 |
}
|
|
|
3439 |
$name = $this->startQuote . $name . $this->endQuote;
|
|
|
3440 |
}
|
|
|
3441 |
if (is_array($value['column'])) {
|
|
|
3442 |
$out .= 'KEY ' . $name . ' (' . implode(', ', array_map(array(&$this, 'name'), $value['column'])) . ')';
|
|
|
3443 |
} else {
|
|
|
3444 |
$out .= 'KEY ' . $name . ' (' . $this->name($value['column']) . ')';
|
|
|
3445 |
}
|
|
|
3446 |
$join[] = $out;
|
|
|
3447 |
}
|
|
|
3448 |
return $join;
|
|
|
3449 |
}
|
|
|
3450 |
|
|
|
3451 |
/**
|
|
|
3452 |
* Read additional table parameters
|
|
|
3453 |
*
|
|
|
3454 |
* @param string $name The table name to read.
|
|
|
3455 |
* @return array
|
|
|
3456 |
*/
|
|
|
3457 |
public function readTableParameters($name) {
|
|
|
3458 |
$parameters = array();
|
|
|
3459 |
if (method_exists($this, 'listDetailedSources')) {
|
|
|
3460 |
$currentTableDetails = $this->listDetailedSources($name);
|
|
|
3461 |
foreach ($this->tableParameters as $paramName => $parameter) {
|
|
|
3462 |
if (!empty($parameter['column']) && !empty($currentTableDetails[$parameter['column']])) {
|
|
|
3463 |
$parameters[$paramName] = $currentTableDetails[$parameter['column']];
|
|
|
3464 |
}
|
|
|
3465 |
}
|
|
|
3466 |
}
|
|
|
3467 |
return $parameters;
|
|
|
3468 |
}
|
|
|
3469 |
|
|
|
3470 |
/**
|
|
|
3471 |
* Format parameters for create table
|
|
|
3472 |
*
|
|
|
3473 |
* @param array $parameters The parameters to create SQL for.
|
|
|
3474 |
* @param string $table The table name.
|
|
|
3475 |
* @return array
|
|
|
3476 |
*/
|
|
|
3477 |
public function buildTableParameters($parameters, $table = null) {
|
|
|
3478 |
$result = array();
|
|
|
3479 |
foreach ($parameters as $name => $value) {
|
|
|
3480 |
if (isset($this->tableParameters[$name])) {
|
|
|
3481 |
if ($this->tableParameters[$name]['quote']) {
|
|
|
3482 |
$value = $this->value($value);
|
|
|
3483 |
}
|
|
|
3484 |
$result[] = $this->tableParameters[$name]['value'] . $this->tableParameters[$name]['join'] . $value;
|
|
|
3485 |
}
|
|
|
3486 |
}
|
|
|
3487 |
return $result;
|
|
|
3488 |
}
|
|
|
3489 |
|
|
|
3490 |
/**
|
|
|
3491 |
* Guesses the data type of an array
|
|
|
3492 |
*
|
|
|
3493 |
* @param string $value The value to introspect for type data.
|
|
|
3494 |
* @return string
|
|
|
3495 |
*/
|
|
|
3496 |
public function introspectType($value) {
|
|
|
3497 |
if (!is_array($value)) {
|
|
|
3498 |
if (is_bool($value)) {
|
|
|
3499 |
return 'boolean';
|
|
|
3500 |
}
|
|
|
3501 |
if (is_float($value) && (float)$value === $value) {
|
|
|
3502 |
return 'float';
|
|
|
3503 |
}
|
|
|
3504 |
if (is_int($value) && (int)$value === $value) {
|
|
|
3505 |
return 'integer';
|
|
|
3506 |
}
|
|
|
3507 |
if (is_string($value) && strlen($value) > 255) {
|
|
|
3508 |
return 'text';
|
|
|
3509 |
}
|
|
|
3510 |
return 'string';
|
|
|
3511 |
}
|
|
|
3512 |
|
|
|
3513 |
$isAllFloat = $isAllInt = true;
|
|
|
3514 |
$containsInt = $containsString = false;
|
|
|
3515 |
foreach ($value as $valElement) {
|
|
|
3516 |
$valElement = trim($valElement);
|
|
|
3517 |
if (!is_float($valElement) && !preg_match('/^[\d]+\.[\d]+$/', $valElement)) {
|
|
|
3518 |
$isAllFloat = false;
|
|
|
3519 |
} else {
|
|
|
3520 |
continue;
|
|
|
3521 |
}
|
|
|
3522 |
if (!is_int($valElement) && !preg_match('/^[\d]+$/', $valElement)) {
|
|
|
3523 |
$isAllInt = false;
|
|
|
3524 |
} else {
|
|
|
3525 |
$containsInt = true;
|
|
|
3526 |
continue;
|
|
|
3527 |
}
|
|
|
3528 |
$containsString = true;
|
|
|
3529 |
}
|
|
|
3530 |
|
|
|
3531 |
if ($isAllFloat) {
|
|
|
3532 |
return 'float';
|
|
|
3533 |
}
|
|
|
3534 |
if ($isAllInt) {
|
|
|
3535 |
return 'integer';
|
|
|
3536 |
}
|
|
|
3537 |
|
|
|
3538 |
if ($containsInt && !$containsString) {
|
|
|
3539 |
return 'integer';
|
|
|
3540 |
}
|
|
|
3541 |
return 'string';
|
|
|
3542 |
}
|
|
|
3543 |
|
|
|
3544 |
/**
|
|
|
3545 |
* Writes a new key for the in memory sql query cache
|
|
|
3546 |
*
|
|
|
3547 |
* @param string $sql SQL query
|
|
|
3548 |
* @param mixed $data result of $sql query
|
|
|
3549 |
* @param array $params query params bound as values
|
|
|
3550 |
* @return void
|
|
|
3551 |
*/
|
|
|
3552 |
protected function _writeQueryCache($sql, $data, $params = array()) {
|
|
|
3553 |
if (preg_match('/^\s*select/i', $sql)) {
|
|
|
3554 |
$this->_queryCache[$sql][serialize($params)] = $data;
|
|
|
3555 |
}
|
|
|
3556 |
}
|
|
|
3557 |
|
|
|
3558 |
/**
|
|
|
3559 |
* Returns the result for a sql query if it is already cached
|
|
|
3560 |
*
|
|
|
3561 |
* @param string $sql SQL query
|
|
|
3562 |
* @param array $params query params bound as values
|
|
|
3563 |
* @return mixed results for query if it is cached, false otherwise
|
|
|
3564 |
*/
|
|
|
3565 |
public function getQueryCache($sql, $params = array()) {
|
|
|
3566 |
if (isset($this->_queryCache[$sql]) && preg_match('/^\s*select/i', $sql)) {
|
|
|
3567 |
$serialized = serialize($params);
|
|
|
3568 |
if (isset($this->_queryCache[$sql][$serialized])) {
|
|
|
3569 |
return $this->_queryCache[$sql][$serialized];
|
|
|
3570 |
}
|
|
|
3571 |
}
|
|
|
3572 |
return false;
|
|
|
3573 |
}
|
|
|
3574 |
|
|
|
3575 |
/**
|
|
|
3576 |
* Used for storing in cache the results of the in-memory methodCache
|
|
|
3577 |
*/
|
|
|
3578 |
public function __destruct() {
|
|
|
3579 |
if ($this->_methodCacheChange) {
|
|
|
3580 |
Cache::write('method_cache', static::$methodCache, '_cake_core_');
|
|
|
3581 |
}
|
|
|
3582 |
parent::__destruct();
|
|
|
3583 |
}
|
|
|
3584 |
|
|
|
3585 |
}
|