mirror of
https://github.com/kamilwylegala/cakephp2-php8.git
synced 2024-11-15 19:38:26 +00:00
762 lines
21 KiB
PHP
762 lines
21 KiB
PHP
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<?php
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/* SVN FILE: $Id$ */
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/**
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* Short description for file.
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*
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* Long description for file
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*
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* PHP versions 4 and 5
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*
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* CakePHP : Rapid Development Framework <http://www.cakephp.org/>
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* Copyright (c) 2005, Cake Software Foundation, Inc.
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* 1785 E. Sahara Avenue, Suite 490-204
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* Las Vegas, Nevada 89104
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*
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* Licensed under The MIT License
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* Redistributions of files must retain the above copyright notice.
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*
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* @filesource
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* @copyright Copyright (c) 2005, Cake Software Foundation, Inc.
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* @link http://www.cakefoundation.org/projects/info/cakephp CakePHP Project
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* @package cake
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* @subpackage cake.cake.libs.model.datasources
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* @since CakePHP v 0.10.0.1076
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* @version $Revision$
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* @modifiedby $LastChangedBy$
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* @lastmodified $Date$
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* @license http://www.opensource.org/licenses/mit-license.php The MIT License
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*/
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/**
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* Include DataSource base class
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*
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*/
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uses('model'.DS.'datasources'.DS.'datasource');
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/**
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* DboSource
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*
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* Creates DBO-descendant objects from a given db connection configuration
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*
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* @package cake
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* @subpackage cake.cake.libs.model.datasources
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* @since CakePHP v 0.10.0.1076
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*
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*/
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class DboSource extends DataSource
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{
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var $description = "Database Data Source";
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/**
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* Constructor
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*
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*/
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function __construct($config = null)
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{
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$this->debug = DEBUG > 0;
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$this->fullDebug = DEBUG > 1;
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parent::__construct($config);
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return $this->connect();
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}
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/**
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* Prepares a value, or an array of values for database queries by quoting and escaping them.
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*
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* @param mixed $data A value or an array of values to prepare.
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* @return mixed Prepared value or array of values.
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*/
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function value ($data, $column = null)
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{
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if (is_array($data))
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{
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$out = array();
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foreach ($data as $key => $item)
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{
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$out[$key] = $this->value($item);
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}
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return $out;
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}
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else
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{
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return null;
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}
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}
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function sources ()
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{
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return array_map('strtolower', $this->listSources());
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}
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/**
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* Executes given SQL statement.
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*
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* @param string $sql SQL statement
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* @return unknown
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*/
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function rawQuery ($sql)
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{
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$this->took = $this->error = $this->numRows = false;
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return $this->execute($sql);
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}
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/**
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* Queries the database with given SQL statement, and obtains some metadata about the result
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* (rows affected, timing, any errors, number of rows in resultset). The query is also logged.
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* If DEBUG is set, the log is shown all the time, else it is only shown on errors.
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*
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* @param string $sql
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* @return unknown
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*/
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function execute($sql)
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{
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$t = getMicrotime();
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$this->_result = $this->__execute($sql);
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$this->affected = $this->lastAffected();
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$this->took = round((getMicrotime() - $t) * 1000, 0);
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$this->error = $this->lastError();
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$this->numRows = $this->lastNumRows($this->_result);
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$this->logQuery($sql);
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if (($this->debug && $this->error) || ($this->fullDebug))
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{
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$this->showQuery($sql);
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}
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if ($this->error)
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{
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return false;
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}
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else
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{
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return $this->_result;
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}
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}
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/**
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* Returns a single row of results from the _last_ SQL query.
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*
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* @param resource $res
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* @return array A single row of results
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*/
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function fetchArray ($assoc=false)
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{
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if ($assoc === false)
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{
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return $this->fetchRow();
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}
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else
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{
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return $this->fetchRow($assoc);
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}
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}
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/**
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* Returns a single row of results for a _given_ SQL query.
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*
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* @param string $sql SQL statement
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* @return array A single row of results
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*/
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function one ($sql)
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{
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if ($this->query($sql))
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{
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return $this->fetchArray();
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}
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return false;
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}
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/**
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* Returns an array of all result rows for a given SQL query.
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* Returns false if no rows matched.
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*
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* @param string $sql SQL statement
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* @return array Array of resultset rows, or false if no rows matched
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*/
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function fetchAll ($sql)
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{
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if($this->execute($sql))
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{
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$out = array();
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while ($item = $this->fetchArray(null, true))
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{
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$out[] = $item;
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}
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return $out;
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}
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else
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{
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return false;
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}
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}
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/**
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* Returns a single field of the first of query results for a given SQL query, or false if empty.
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*
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* @param string $name Name of the field
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* @param string $sql SQL query
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* @return unknown
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*/
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function field ($name, $sql)
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{
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$data = $this->one($sql);
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if (empty($data[$name]))
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{
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return false;
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}
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else
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{
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return $data[$name];
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}
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}
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/**
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* Checks if it's connected to the database
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*
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* @return boolean True if the database is connected, else false
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*/
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function isConnected()
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{
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return $this->connected;
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}
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/**
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* Outputs the contents of the log.
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*
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* @param boolean $sorted
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*/
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function showLog($sorted=false)
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{
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$log = $sorted?
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sortByKey($this->_queriesLog, 'took', 'desc', SORT_NUMERIC):
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$this->_queriesLog;
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print("<table border=1>\n<tr><th colspan=7>{$this->_queriesCnt} queries took {$this->_queriesTime} ms</th></tr>\n");
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print("<tr><td>Nr</td><td>Query</td><td>Error</td><td>Affected</td><td>Num. rows</td><td>Took (ms)</td></tr>\n");
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foreach($log AS $k=>$i)
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{
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print("<tr><td>".($k+1)."</td><td>{$i['query']}</td><td>{$i['error']}</td><td align='right'>{$i['affected']}</td><td align='right'>{$i['numRows']}</td><td align='right'>{$i['took']}</td></tr>\n");
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}
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print("</table>\n");
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}
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/**
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* Log given SQL query.
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*
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* @param string $sql SQL statement
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*/
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function logQuery($sql)
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{
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$this->_queriesCnt++;
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$this->_queriesTime += $this->took;
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$this->_queriesLog[] = array(
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'query' => $sql,
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'error' => $this->error,
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'affected' => $this->affected,
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'numRows' => $this->numRows,
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'took' => $this->took
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);
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if (count($this->_queriesLog) > $this->_queriesLogMax)
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{
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array_pop($this->_queriesLog);
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}
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if ($this->error)
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{
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return false; // shouldn't we be logging errors somehow?
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// TODO: Add hook to error log
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}
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}
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/**
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* Output information about an SQL query. The SQL statement, number of rows in resultset,
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* and execution time in microseconds. If the query fails, and error is output instead.
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*
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* @param string $sql
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*/
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function showQuery($sql)
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{
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$error = $this->error;
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if (strlen($sql)>200 && !$this->fullDebug)
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{
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$sql = substr($sql, 0, 200) .'[...]';
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}
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if ($this->debug || $error)
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{
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print("<p style=\"text-align:left\"><b>Query:</b> {$sql} <small>[Aff:{$this->affected} Num:{$this->numRows} Took:{$this->took}ms]</small>");
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if($error)
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{
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print("<br /><span style=\"color:Red;text-align:left\"><b>ERROR:</b> {$this->error}</span>");
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}
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print('</p>');
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}
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}
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function create(&$model, $fields = null, $values = null)
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{
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if ($fields == null)
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{
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unset($fields, $values);
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$fields = array_keys($model->data);
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$values = array_values($model->data);
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}
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if($this->execute('INSERT INTO '.$model->source.' ('.join(',', $fields).') VALUES ('.join(',', $values).')'))
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{
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return true;
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}
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return false;
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}
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function read (&$model, $queryData = array(), $recursive = 1)
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{
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$this->__scrubQueryData($queryData);
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$null = null;
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$array = array();
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$linkedModels = array();
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if ($recursive > 0)
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{
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foreach($model->__associations as $type)
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{
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foreach($model->{$type} as $assoc => $assocData)
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{
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$linkModel =& $model->{$assocData['className']};
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if (true === $this->generateAssociationQuery($model, $linkModel, $type, $assoc, $assocData, $queryData, false, $null))
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{
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$linkedModels[] = $type.$assoc;
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}
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}
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}
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}
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// Build final query SQL
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$query = $this->generateAssociationQuery($model, $null, null, null, null, $queryData, false, $null);
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$resultSet = $this->fetchAll($query);
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if ($recursive > 0)
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{
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foreach($model->__associations as $type)
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{
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foreach($model->{$type} as $assoc => $assocData)
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{
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if (!in_array($type.$assoc, $linkedModels))
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{
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$linkModel =& $model->{$assocData['className']};
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$this->queryAssociation($model, $linkModel, $type, $assoc, $assocData, $array, true, $resultSet, $recursive - 1);
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}
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}
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}
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}
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return $resultSet;
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}
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function queryAssociation(&$model, &$linkModel, $type, $association, $assocData, &$queryData, $external = false, &$resultSet, $recursive = 1)
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{
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//$external = (($linkModel->ds === $this) && $resultSet == null);
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$query = $this->generateAssociationQuery($model, $linkModel, $type, $association, $assocData, $queryData, $external, $resultSet);
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if ($query)
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{
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foreach ($resultSet as $i => $row)
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{
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$q = $this->insertQueryData($query, $resultSet, $association, $assocData, $model, $linkModel, $i);
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$fetch = $this->fetchAll($q);
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if (!empty($fetch) && is_array($fetch))
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{
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if (isset($fetch[0][$association]))
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{
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foreach ($fetch as $j => $row)
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{
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$resultSet[$i][$association][$j] = $row[$association];
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}
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}
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else
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{
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$plural = Inflector::pluralize($association);
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foreach ($fetch as $j => $row)
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{
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$resultSet[$i][$plural][$j] = $row[$plural];
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}
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}
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}
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}
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}
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}
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function generateAssociationQuery(&$model, &$linkModel, $type, $association = null, $assocData = array(), &$queryData, $external = false, &$resultSet)
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{
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$this->__scrubQueryData($queryData);
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if ($linkModel == null)
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{
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// Generates primary query
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||
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$sql = 'SELECT ' . join(', ', $this->fields($queryData['fields'])) . ' FROM ';
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|
|
$sql .= $this->name($model->source).' AS ';
|
||
|
|
$sql .= $this->name($model->name).' ' . join(' ', $queryData['joins']).' ';
|
||
|
|
$sql .= $this->conditions($queryData['conditions']).' '.$this->order($queryData['order']);
|
||
|
|
$sql .= ' '.$this->limit($queryData['limit']);
|
||
|
|
return $sql;
|
||
|
|
}
|
||
|
|
|
||
|
|
$alias = $association;
|
||
|
|
if($model->name == $linkModel->name)
|
||
|
|
{
|
||
|
|
$alias = Inflector::pluralize($association);
|
||
|
|
}
|
||
|
|
|
||
|
|
switch ($type)
|
||
|
|
{
|
||
|
|
case 'hasOne':
|
||
|
|
if ($external)
|
||
|
|
{
|
||
|
|
if ($assocData['finderQuery'])
|
||
|
|
{
|
||
|
|
return $assocData['finderQuery'];
|
||
|
|
}
|
||
|
|
$sql = 'SELECT * FROM '.$this->name($linkModel->source).' AS '.$alias;
|
||
|
|
$conditions = $queryData['conditions'];
|
||
|
|
$condition = $model->escapeField($assocData['foreignKey']);
|
||
|
|
$condition .= '={$__cake_foreignKey__$}';
|
||
|
|
if (is_array($conditions))
|
||
|
|
{
|
||
|
|
$conditions[] = $condition;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (trim($conditions) != '')
|
||
|
|
{
|
||
|
|
$conditions .= ' AND ';
|
||
|
|
}
|
||
|
|
$conditions .= $condition;
|
||
|
|
}
|
||
|
|
$sql .= $this->conditions($queryData['conditions']) . $this->order($queryData['order']);
|
||
|
|
$sql .= $this->limit($queryData['limit']);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$sql = ' LEFT JOIN '.$this->name($linkModel->source);
|
||
|
|
$sql .= ' AS '.$this->name($alias).' ON '.$this->name($alias).'.';
|
||
|
|
$sql .= $this->name($assocData['foreignKey']).'='.$model->escapeField($model->primaryKey);
|
||
|
|
$sql .= $this->conditions($assocData['conditions']);
|
||
|
|
$sql .= $this->order($assocData['order']);
|
||
|
|
|
||
|
|
if (!in_array($queryData['joins'], $sql))
|
||
|
|
{
|
||
|
|
$queryData['joins'][] = $sql;
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'belongsTo':
|
||
|
|
if ($external)
|
||
|
|
{
|
||
|
|
pr('external');
|
||
|
|
$conditions = $assocData['conditions'];
|
||
|
|
$sql = 'SELECT * FROM '.$this->name($linkModel->source).' AS '.$this->name($alias);
|
||
|
|
|
||
|
|
$condition = $linkModel->escapeField($assocData['foreignKey']);
|
||
|
|
$condition .= '={$__cake_id__$}';
|
||
|
|
if (is_array($conditions))
|
||
|
|
{
|
||
|
|
$conditions[] = $condition;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (trim($conditions) != '')
|
||
|
|
{
|
||
|
|
$conditions .= ' AND ';
|
||
|
|
}
|
||
|
|
$conditions .= $condition;
|
||
|
|
}
|
||
|
|
$sql .= $this->conditions($queryData['conditions']) . $this->order($queryData['order']);
|
||
|
|
$sql .= $this->limit($queryData['limit']);
|
||
|
|
return $sql;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$sql = ' LEFT JOIN '.$this->name($linkModel->source);
|
||
|
|
$sql .= ' AS ' . $this->name($alias) . ' ON ';
|
||
|
|
$sql .= $this->name($model->name).'.'.$this->name($assocData['foreignKey']);
|
||
|
|
$sql .= '='.$linkModel->escapeField($linkModel->primaryKey);
|
||
|
|
|
||
|
|
if (!in_array($sql, $queryData['joins']))
|
||
|
|
{
|
||
|
|
$queryData['joins'][] = $sql;
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'hasMany':
|
||
|
|
if(isset($assocData['finderQuery']) && $assocData['finderQuery'] != null)
|
||
|
|
{
|
||
|
|
$sql = $assocData['finderQuery'];
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$conditions = $assocData['conditions'];
|
||
|
|
$sql = 'SELECT * FROM '.$this->name($linkModel->source).' AS ';
|
||
|
|
$sql .= $this->name($alias);
|
||
|
|
|
||
|
|
$cond = $this->name($alias).'.'.$this->name($assocData['foreignKey']);
|
||
|
|
$cond .= '={$__cake_id__$}';
|
||
|
|
if (is_array($conditions))
|
||
|
|
{
|
||
|
|
$conditions[] = $cond;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (trim($conditions) != '')
|
||
|
|
{
|
||
|
|
$conditions .= ' AND ';
|
||
|
|
}
|
||
|
|
$conditions .= $cond;
|
||
|
|
}
|
||
|
|
|
||
|
|
$sql .= $this->conditions($conditions);
|
||
|
|
$sql .= $this->order($assocData['order']);
|
||
|
|
}
|
||
|
|
return $sql;
|
||
|
|
break;
|
||
|
|
case 'hasAndBelongsToMany':
|
||
|
|
if(isset($assocData['finderQuery']) && $assocData['finderQuery'] != null)
|
||
|
|
{
|
||
|
|
$sql = $assocData['finderQuery'];
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$joinTbl = $this->name($assocData['joinTable']);
|
||
|
|
$alias = $this->name($alias);
|
||
|
|
|
||
|
|
$sql = 'SELECT '.join(', ', $this->fields($assocData['fields']));
|
||
|
|
$sql .= ' FROM '.$this->name($linkModel->source).' AS '.$alias;
|
||
|
|
$sql .= ' JOIN '.$joinTbl.' ON '.$joinTbl;
|
||
|
|
$sql .= '.'.$this->name($assocData['foreignKey']).'={$__cake_id__$}';
|
||
|
|
$sql .= ' AND '.$joinTbl.'.'.$this->name($assocData['associationForeignKey']);
|
||
|
|
$sql .= ' = '.$alias.'.'.$this->name($linkModel->primaryKey);
|
||
|
|
|
||
|
|
$sql .= $this->conditions($assocData['conditions']);
|
||
|
|
$sql .= $this->order($assocData['order']);
|
||
|
|
}
|
||
|
|
return $sql;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
function update (&$model, $fields = null, $values = null)
|
||
|
|
{
|
||
|
|
$updates = array();
|
||
|
|
foreach (array_combine($fields, $values) as $field => $value)
|
||
|
|
{
|
||
|
|
$updates[] = $this->name($field).'='.$this->value($value);
|
||
|
|
}
|
||
|
|
|
||
|
|
$sql = 'UPDATE '.$this->name($model->source).' AS '.$this->name($model->name);
|
||
|
|
$sql .= ' SET '.join(',', $updates);
|
||
|
|
$sql .= ' WHERE '.$model->escapeField($model->primaryKey).'='.$this->value($model->getID());
|
||
|
|
|
||
|
|
return $this->execute($sql);
|
||
|
|
}
|
||
|
|
|
||
|
|
function delete (&$model, $id = null)
|
||
|
|
{
|
||
|
|
$_id = $model->id;
|
||
|
|
if ($id != null)
|
||
|
|
{
|
||
|
|
$model->id = $id;
|
||
|
|
}
|
||
|
|
if (!is_array($model->id))
|
||
|
|
{
|
||
|
|
$model->id = array($model->id);
|
||
|
|
}
|
||
|
|
foreach ($model->id as $id)
|
||
|
|
{
|
||
|
|
$result = $this->execute('DELETE FROM '.$this->name($model->source).' WHERE '.$this->name($model->primaryKey).'='.$this->value($id));
|
||
|
|
}
|
||
|
|
if ($result)
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
function resolveKey($model, $key, $assoc = null)
|
||
|
|
{
|
||
|
|
if ($assoc == null)
|
||
|
|
{
|
||
|
|
$assoc = $model->name;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!strpos('.', $key))
|
||
|
|
{
|
||
|
|
return $this->name($model->source).'.'.$this->name($key);
|
||
|
|
}
|
||
|
|
return $key;
|
||
|
|
}
|
||
|
|
|
||
|
|
function getColumnType (&$model, $field)
|
||
|
|
{
|
||
|
|
$columns = $model->loadInfo();
|
||
|
|
}
|
||
|
|
|
||
|
|
function __scrubQueryData(&$data)
|
||
|
|
{
|
||
|
|
if (!isset($data['conditions']))
|
||
|
|
{
|
||
|
|
$data['conditions'] = ' 1 ';
|
||
|
|
}
|
||
|
|
if (!isset($data['fields']))
|
||
|
|
{
|
||
|
|
$data['fields'] = '*';
|
||
|
|
}
|
||
|
|
if (!isset($data['joins']))
|
||
|
|
{
|
||
|
|
$data['joins'] = array();
|
||
|
|
}
|
||
|
|
if (!isset($data['order']))
|
||
|
|
{
|
||
|
|
$data['order'] = '';
|
||
|
|
}
|
||
|
|
if (!isset($data['limit']))
|
||
|
|
{
|
||
|
|
$data['limit'] = '';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function fields ($fields)
|
||
|
|
{
|
||
|
|
if (is_array($fields))
|
||
|
|
{
|
||
|
|
$f = $fields;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if ($fields != null)
|
||
|
|
{
|
||
|
|
if (strpos($fields, ','))
|
||
|
|
{
|
||
|
|
$fields = explode(',', $fields);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$fields = array($fields);
|
||
|
|
}
|
||
|
|
$fields = array_map('trim', $fields);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$fields = array('*');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (count($fields) > 1 && $fields[0] != '*')
|
||
|
|
{
|
||
|
|
for ($i = 0; $i < count($fields); $i++)
|
||
|
|
{
|
||
|
|
$fields[$i] = $this->name($fields[$i]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return $fields;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Parses conditions array (or just passes it if it's a string)
|
||
|
|
* @return string
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
function conditions ($conditions)
|
||
|
|
{
|
||
|
|
$rt = '';
|
||
|
|
if (!strpos(low($conditions), 'where') || strpos(low($conditions), 'where') === 0)
|
||
|
|
{
|
||
|
|
$rt = ' WHERE ';
|
||
|
|
}
|
||
|
|
|
||
|
|
if (is_string($conditions))
|
||
|
|
{
|
||
|
|
if (trim($conditions) == '')
|
||
|
|
{
|
||
|
|
$conditions = ' 1';
|
||
|
|
}
|
||
|
|
return $rt.$conditions;
|
||
|
|
}
|
||
|
|
elseif (is_array($conditions))
|
||
|
|
{
|
||
|
|
$out = array();
|
||
|
|
foreach ($conditions as $key => $value)
|
||
|
|
{
|
||
|
|
$slashedValue = $this->value($value);
|
||
|
|
//TODO: Remove the = below so LIKE and other compares can be used
|
||
|
|
$data = $key . '=';
|
||
|
|
if ($value === null)
|
||
|
|
{
|
||
|
|
$data .= 'null';
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$data = $slashedValue;
|
||
|
|
}
|
||
|
|
$out[] = $data;
|
||
|
|
}
|
||
|
|
return ' WHERE ' . join(' AND ', $out);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return $rt.' 1 ';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function limit ()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
function order ($key, $dir = '')
|
||
|
|
{
|
||
|
|
if (trim($key) == '')
|
||
|
|
{
|
||
|
|
return '';
|
||
|
|
}
|
||
|
|
return ' ORDER BY '.$key.' '.$dir;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Disconnects database, kills the connection and says the connection is closed, and if DEBUG is turned on, the log for this object is shown.
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
function close ()
|
||
|
|
{
|
||
|
|
if ($this->fullDebug)
|
||
|
|
{
|
||
|
|
$this->showLog();
|
||
|
|
}
|
||
|
|
$this->disconnect();
|
||
|
|
$this->_conn = NULL;
|
||
|
|
$this->connected = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Destructor. Closes connection to the database.
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
function __destruct()
|
||
|
|
{
|
||
|
|
if ($this->__transactionStarted)
|
||
|
|
{
|
||
|
|
$this->rollback();
|
||
|
|
}
|
||
|
|
$this->close();
|
||
|
|
parent::__destruct();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
?>
|