4355 lines
153 KiB
PHP
4355 lines
153 KiB
PHP
<?php
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/**
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* Object Based Database Query Builder and data store
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*
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* For PHP versions 4,5 and 6
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*
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* LICENSE: This source file is subject to version 3.01 of the PHP license
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* that is available through the world-wide-web at the following URI:
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* http://www.php.net/license/3_01.txt. If you did not receive a copy of
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* the PHP License and are unable to obtain it through the web, please
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* send a note to license@php.net so we can mail you a copy immediately.
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*
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* @category Database
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* @package DB_DataObject
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* @author Alan Knowles <alan@akbkhome.com>
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* @copyright 1997-2006 The PHP Group
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* @license http://www.php.net/license/3_01.txt PHP License 3.01
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* @version CVS: $Id: DataObject.php 291349 2009-11-27 09:15:18Z alan_k $
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* @link http://pear.php.net/package/DB_DataObject
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*/
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/* ===========================================================================
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*
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* !!!!!!!!!!!!! W A R N I N G !!!!!!!!!!!
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*
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* THIS MAY SEGFAULT PHP IF YOU ARE USING THE ZEND OPTIMIZER (to fix it,
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* just add "define('DB_DATAOBJECT_NO_OVERLOAD',true);" before you include
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* this file. reducing the optimization level may also solve the segfault.
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* ===========================================================================
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*/
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/**
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* The main "DB_DataObject" class is really a base class for your own tables classes
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*
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* // Set up the class by creating an ini file (refer to the manual for more details
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* [DB_DataObject]
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* database = mysql:/username:password@host/database
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* schema_location = /home/myapplication/database
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* class_location = /home/myapplication/DBTables/
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* clase_prefix = DBTables_
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*
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*
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* //Start and initialize...................... - dont forget the &
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* $config = parse_ini_file('example.ini',true);
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* $options = &PEAR::getStaticProperty('DB_DataObject','options');
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* $options = $config['DB_DataObject'];
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*
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* // example of a class (that does not use the 'auto generated tables data')
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* class mytable extends DB_DataObject {
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* // mandatory - set the table
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* var $_database_dsn = "mysql://username:password@localhost/database";
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* var $__table = "mytable";
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* function table() {
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* return array(
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* 'id' => 1, // integer or number
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* 'name' => 2, // string
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* );
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* }
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* function keys() {
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* return array('id');
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* }
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* }
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*
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* // use in the application
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*
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*
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* Simple get one row
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*
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* $instance = new mytable;
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* $instance->get("id",12);
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* echo $instance->somedata;
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*
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*
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* Get multiple rows
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*
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* $instance = new mytable;
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* $instance->whereAdd("ID > 12");
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* $instance->whereAdd("ID < 14");
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* $instance->find();
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* while ($instance->fetch()) {
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* echo $instance->somedata;
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* }
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/**
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* Needed classes
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* - we use getStaticProperty from PEAR pretty extensively (cant remove it ATM)
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*/
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require_once 'PEAR.php';
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/**
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* We are duping fetchmode constants to be compatible with
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* both DB and MDB2
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*/
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define('DB_DATAOBJECT_FETCHMODE_ORDERED',1);
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define('DB_DATAOBJECT_FETCHMODE_ASSOC',2);
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/**
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* these are constants for the get_table array
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* user to determine what type of escaping is required around the object vars.
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*/
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define('DB_DATAOBJECT_INT', 1); // does not require ''
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define('DB_DATAOBJECT_STR', 2); // requires ''
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define('DB_DATAOBJECT_DATE', 4); // is date #TODO
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define('DB_DATAOBJECT_TIME', 8); // is time #TODO
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define('DB_DATAOBJECT_BOOL', 16); // is boolean #TODO
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define('DB_DATAOBJECT_TXT', 32); // is long text #TODO
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define('DB_DATAOBJECT_BLOB', 64); // is blob type
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define('DB_DATAOBJECT_NOTNULL', 128); // not null col.
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define('DB_DATAOBJECT_MYSQLTIMESTAMP' , 256); // mysql timestamps (ignored by update/insert)
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/*
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* Define this before you include DataObjects.php to disable overload - if it segfaults due to Zend optimizer..
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*/
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//define('DB_DATAOBJECT_NO_OVERLOAD',true)
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/**
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* Theses are the standard error codes, most methods will fail silently - and return false
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* to access the error message either use $table->_lastError
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* or $last_error = PEAR::getStaticProperty('DB_DataObject','lastError');
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* the code is $last_error->code, and the message is $last_error->message (a standard PEAR error)
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*/
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define('DB_DATAOBJECT_ERROR_INVALIDARGS', -1); // wrong args to function
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define('DB_DATAOBJECT_ERROR_NODATA', -2); // no data available
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define('DB_DATAOBJECT_ERROR_INVALIDCONFIG', -3); // something wrong with the config
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define('DB_DATAOBJECT_ERROR_NOCLASS', -4); // no class exists
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define('DB_DATAOBJECT_ERROR_INVALID_CALL' ,-7); // overlad getter/setter failure
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/**
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* Used in methods like delete() and count() to specify that the method should
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* build the condition only out of the whereAdd's and not the object parameters.
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*/
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define('DB_DATAOBJECT_WHEREADD_ONLY', true);
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/**
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*
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* storage for connection and result objects,
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* it is done this way so that print_r()'ing the is smaller, and
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* it reduces the memory size of the object.
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* -- future versions may use $this->_connection = & PEAR object..
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* although will need speed tests to see how this affects it.
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* - includes sub arrays
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* - connections = md5 sum mapp to pear db object
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* - results = [id] => map to pear db object
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* - resultseq = sequence id for results & results field
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* - resultfields = [id] => list of fields return from query (for use with toArray())
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* - ini = mapping of database to ini file results
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* - links = mapping of database to links file
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* - lasterror = pear error objects for last error event.
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* - config = aliased view of PEAR::getStaticPropery('DB_DataObject','options') * done for performance.
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* - array of loaded classes by autoload method - to stop it doing file access request over and over again!
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*/
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$GLOBALS['_DB_DATAOBJECT']['RESULTS'] = array();
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$GLOBALS['_DB_DATAOBJECT']['RESULTSEQ'] = 1;
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$GLOBALS['_DB_DATAOBJECT']['RESULTFIELDS'] = array();
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$GLOBALS['_DB_DATAOBJECT']['CONNECTIONS'] = array();
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$GLOBALS['_DB_DATAOBJECT']['INI'] = array();
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$GLOBALS['_DB_DATAOBJECT']['LINKS'] = array();
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$GLOBALS['_DB_DATAOBJECT']['SEQUENCE'] = array();
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$GLOBALS['_DB_DATAOBJECT']['LASTERROR'] = null;
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$GLOBALS['_DB_DATAOBJECT']['CONFIG'] = array();
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$GLOBALS['_DB_DATAOBJECT']['CACHE'] = array();
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$GLOBALS['_DB_DATAOBJECT']['OVERLOADED'] = false;
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$GLOBALS['_DB_DATAOBJECT']['QUERYENDTIME'] = 0;
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// this will be horrifically slow!!!!
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// NOTE: Overload SEGFAULTS ON PHP4 + Zend Optimizer (see define before..)
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// these two are BC/FC handlers for call in PHP4/5
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if ( substr(phpversion(),0,1) == 5) {
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class DB_DataObject_Overload
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{
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function __call($method,$args)
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{
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$return = null;
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$this->_call($method,$args,$return);
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return $return;
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}
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function __sleep()
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{
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return array_keys(get_object_vars($this)) ;
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}
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}
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} else {
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if (version_compare(phpversion(),'4.3.10','eq') && !defined('DB_DATAOBJECT_NO_OVERLOAD')) {
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trigger_error(
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"overload does not work with PHP4.3.10, either upgrade
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(snaps.php.net) or more recent version
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or define DB_DATAOBJECT_NO_OVERLOAD as per the manual.
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",E_USER_ERROR);
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}
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if (!function_exists('clone')) {
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// emulate clone - as per php_compact, slow but really the correct behaviour..
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eval('function clone($t) { $r = $t; if (method_exists($r,"__clone")) { $r->__clone(); } return $r; }');
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}
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eval('
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class DB_DataObject_Overload {
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function __call($method,$args,&$return) {
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return $this->_call($method,$args,$return);
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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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* @package DB_DataObject
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* @author Alan Knowles <alan@akbkhome.com>
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* @since PHP 4.0
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*/
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class DB_DataObject extends DB_DataObject_Overload
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{
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/**
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* The Version - use this to check feature changes
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*
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* @access private
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* @var string
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*/
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var $_DB_DataObject_version = "1.9.0";
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/**
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* The Database table (used by table extends)
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*
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* @access private
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* @var string
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*/
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var $__table = ''; // database table
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/**
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* The Number of rows returned from a query
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*
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* @access public
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* @var int
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*/
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var $N = 0; // Number of rows returned from a query
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/* ============================================================= */
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/* Major Public Methods */
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/* (designed to be optionally then called with parent::method()) */
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/* ============================================================= */
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/**
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* Get a result using key, value.
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*
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* for example
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* $object->get("ID",1234);
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* Returns Number of rows located (usually 1) for success,
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* and puts all the table columns into this classes variables
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*
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* see the fetch example on how to extend this.
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*
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* if no value is entered, it is assumed that $key is a value
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* and get will then use the first key in keys()
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* to obtain the key.
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*
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* @param string $k column
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* @param string $v value
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* @access public
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* @return int No. of rows
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*/
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function get($k = null, $v = null)
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{
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global $_DB_DATAOBJECT;
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if (empty($_DB_DATAOBJECT['CONFIG'])) {
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DB_DataObject::_loadConfig();
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}
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$keys = array();
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if ($v === null) {
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$v = $k;
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$keys = $this->keys();
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if (!$keys) {
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$this->raiseError("No Keys available for {$this->__table}", DB_DATAOBJECT_ERROR_INVALIDCONFIG);
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return false;
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}
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$k = $keys[0];
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}
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if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
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$this->debug("$k $v " .print_r($keys,true), "GET");
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}
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if ($v === null) {
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$this->raiseError("No Value specified for get", DB_DATAOBJECT_ERROR_INVALIDARGS);
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return false;
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}
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$this->$k = $v;
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return $this->find(1);
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}
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/**
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* An autoloading, caching static get method using key, value (based on get)
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* (depreciated - use ::get / and your own caching method)
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*
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* Usage:
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* $object = DB_DataObject::staticGet("DbTable_mytable",12);
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* or
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* $object = DB_DataObject::staticGet("DbTable_mytable","name","fred");
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*
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* or write it into your extended class:
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* function &staticGet($k,$v=NULL) { return DB_DataObject::staticGet("This_Class",$k,$v); }
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*
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* @param string $class class name
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* @param string $k column (or value if using keys)
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* @param string $v value (optional)
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* @access public
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* @return object
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*/
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function &staticGet($class, $k, $v = null)
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{
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$lclass = strtolower($class);
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global $_DB_DATAOBJECT;
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if (empty($_DB_DATAOBJECT['CONFIG'])) {
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DB_DataObject::_loadConfig();
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}
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$key = "$k:$v";
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if ($v === null) {
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$key = $k;
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}
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if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
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DB_DataObject::debug("$class $key","STATIC GET - TRY CACHE");
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}
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if (!empty($_DB_DATAOBJECT['CACHE'][$lclass][$key])) {
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return $_DB_DATAOBJECT['CACHE'][$lclass][$key];
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}
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if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
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DB_DataObject::debug("$class $key","STATIC GET - NOT IN CACHE");
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}
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$obj = DB_DataObject::factory(substr($class,strlen($_DB_DATAOBJECT['CONFIG']['class_prefix'])));
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if (PEAR::isError($obj)) {
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DB_DataObject::raiseError("could not autoload $class", DB_DATAOBJECT_ERROR_NOCLASS);
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$r = false;
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return $r;
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}
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if (!isset($_DB_DATAOBJECT['CACHE'][$lclass])) {
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$_DB_DATAOBJECT['CACHE'][$lclass] = array();
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}
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if (!$obj->get($k,$v)) {
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DB_DataObject::raiseError("No Data return from get $k $v", DB_DATAOBJECT_ERROR_NODATA);
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$r = false;
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return $r;
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}
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$_DB_DATAOBJECT['CACHE'][$lclass][$key] = $obj;
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return $_DB_DATAOBJECT['CACHE'][$lclass][$key];
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}
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/**
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* find results, either normal or crosstable
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*
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* for example
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*
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* $object = new mytable();
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* $object->ID = 1;
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* $object->find();
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*
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*
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* will set $object->N to number of rows, and expects next command to fetch rows
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* will return $object->N
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*
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* @param boolean $n Fetch first result
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* @access public
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* @return mixed (number of rows returned, or true if numRows fetching is not supported)
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*/
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function find($n = false)
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{
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global $_DB_DATAOBJECT;
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if ($this->_query === false) {
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$this->raiseError(
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"You cannot do two queries on the same object (copy it before finding)",
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DB_DATAOBJECT_ERROR_INVALIDARGS);
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return false;
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}
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if (empty($_DB_DATAOBJECT['CONFIG'])) {
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DB_DataObject::_loadConfig();
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}
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if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
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$this->debug($n, "find",1);
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}
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if (!$this->__table) {
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// xdebug can backtrace this!
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trigger_error("NO \$__table SPECIFIED in class definition",E_USER_ERROR);
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}
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$this->N = 0;
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$query_before = $this->_query;
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$this->_build_condition($this->table()) ;
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$quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
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$this->_connect();
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$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
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/* We are checking for method modifyLimitQuery as it is PEAR DB specific */
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$sql = 'SELECT ' .
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$this->_query['data_select'] . " \n" .
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' FROM ' . ($quoteIdentifiers ? $DB->quoteIdentifier($this->__table) : $this->__table) . " \n" .
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$this->_join . " \n" .
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$this->_query['condition'] . " \n" .
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$this->_query['group_by'] . " \n" .
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$this->_query['having'] . " \n" .
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$this->_query['order_by'] . " \n";
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if ((!isset($_DB_DATAOBJECT['CONFIG']['db_driver'])) ||
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($_DB_DATAOBJECT['CONFIG']['db_driver'] == 'DB')) {
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/* PEAR DB specific */
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if (isset($this->_query['limit_start']) && strlen($this->_query['limit_start'] . $this->_query['limit_count'])) {
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$sql = $DB->modifyLimitQuery($sql,$this->_query['limit_start'], $this->_query['limit_count']);
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}
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} else {
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/* theoretically MDB2! */
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if (isset($this->_query['limit_start']) && strlen($this->_query['limit_start'] . $this->_query['limit_count'])) {
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$DB->setLimit($this->_query['limit_count'],$this->_query['limit_start']);
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}
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}
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$this->_query($sql);
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if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
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$this->debug("CHECK autofetchd $n", "find", 1);
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}
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// find(true)
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$ret = $this->N;
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if (!$ret && !empty($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid])) {
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// clear up memory if nothing found!?
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unset($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid]);
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}
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if ($n && $this->N > 0 ) {
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if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
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$this->debug("ABOUT TO AUTOFETCH", "find", 1);
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}
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$fs = $this->fetch();
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// if fetch returns false (eg. failed), then the backend doesnt support numRows (eg. ret=true)
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// - hence find() also returns false..
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$ret = ($ret === true) ? $fs : $ret;
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}
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if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
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$this->debug("DONE", "find", 1);
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}
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$this->_query = $query_before;
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return $ret;
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}
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/**
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* fetches next row into this objects var's
|
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*
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|
* returns 1 on success 0 on failure
|
|
*
|
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*
|
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*
|
|
* Example
|
|
* $object = new mytable();
|
|
* $object->name = "fred";
|
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* $object->find();
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* $store = array();
|
|
* while ($object->fetch()) {
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* echo $this->ID;
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|
* $store[] = $object; // builds an array of object lines.
|
|
* }
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|
*
|
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* to add features to a fetch
|
|
* function fetch () {
|
|
* $ret = parent::fetch();
|
|
* $this->date_formated = date('dmY',$this->date);
|
|
* return $ret;
|
|
* }
|
|
*
|
|
* @access public
|
|
* @return boolean on success
|
|
*/
|
|
function fetch()
|
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{
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|
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global $_DB_DATAOBJECT;
|
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if (empty($_DB_DATAOBJECT['CONFIG'])) {
|
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DB_DataObject::_loadConfig();
|
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}
|
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if (empty($this->N)) {
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if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
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$this->debug("No data returned from FIND (eg. N is 0)","FETCH", 3);
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}
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return false;
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}
|
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|
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if (empty($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid]) ||
|
|
!is_object($result = &$_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid]))
|
|
{
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug('fetched on object after fetch completed (no results found)');
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
$array = $result->fetchRow(DB_DATAOBJECT_FETCHMODE_ASSOC);
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug(serialize($array),"FETCH");
|
|
}
|
|
|
|
// fetched after last row..
|
|
if ($array === null) {
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$t= explode(' ',microtime());
|
|
|
|
$this->debug("Last Data Fetch'ed after " .
|
|
($t[0]+$t[1]- $_DB_DATAOBJECT['QUERYENDTIME'] ) .
|
|
" seconds",
|
|
"FETCH", 1);
|
|
}
|
|
// reduce the memory usage a bit... (but leave the id in, so count() works ok on it)
|
|
unset($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid]);
|
|
|
|
// we need to keep a copy of resultfields locally so toArray() still works
|
|
// however we dont want to keep it in the global cache..
|
|
|
|
if (!empty($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid])) {
|
|
$this->_resultFields = $_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid];
|
|
unset($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid]);
|
|
}
|
|
// this is probably end of data!!
|
|
//DB_DataObject::raiseError("fetch: no data returned", DB_DATAOBJECT_ERROR_NODATA);
|
|
return false;
|
|
}
|
|
// make sure resultFields is always empty..
|
|
$this->_resultFields = false;
|
|
|
|
if (!isset($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid])) {
|
|
// note: we dont declare this to keep the print_r size down.
|
|
$_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid]= array_flip(array_keys($array));
|
|
}
|
|
|
|
foreach($array as $k=>$v) {
|
|
$kk = str_replace(".", "_", $k);
|
|
$kk = str_replace(" ", "_", $kk);
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("$kk = ". $array[$k], "fetchrow LINE", 3);
|
|
}
|
|
$this->$kk = $array[$k];
|
|
}
|
|
|
|
// set link flag
|
|
$this->_link_loaded=false;
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("{$this->__table} DONE", "fetchrow",2);
|
|
}
|
|
if (($this->_query !== false) && empty($_DB_DATAOBJECT['CONFIG']['keep_query_after_fetch'])) {
|
|
$this->_query = false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Adds a condition to the WHERE statement, defaults to AND
|
|
*
|
|
* $object->whereAdd(); //reset or cleaer ewhwer
|
|
* $object->whereAdd("ID > 20");
|
|
* $object->whereAdd("age > 20","OR");
|
|
*
|
|
* @param string $cond condition
|
|
* @param string $logic optional logic "OR" (defaults to "AND")
|
|
* @access public
|
|
* @return string|PEAR::Error - previous condition or Error when invalid args found
|
|
*/
|
|
function whereAdd($cond = false, $logic = 'AND')
|
|
{
|
|
// for PHP5.2.3 - there is a bug with setting array properties of an object.
|
|
$_query = $this->_query;
|
|
|
|
if (!isset($this->_query) || ($_query === false)) {
|
|
return $this->raiseError(
|
|
"You cannot do two queries on the same object (clone it before finding)",
|
|
DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
}
|
|
|
|
if ($cond === false) {
|
|
$r = $this->_query['condition'];
|
|
$_query['condition'] = '';
|
|
$this->_query = $_query;
|
|
return preg_replace('/^\s+WHERE\s+/','',$r);
|
|
}
|
|
// check input...= 0 or ' ' == error!
|
|
if (!trim($cond)) {
|
|
return $this->raiseError("WhereAdd: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
}
|
|
$r = $_query['condition'];
|
|
if ($_query['condition']) {
|
|
$_query['condition'] .= " {$logic} ( {$cond} )";
|
|
$this->_query = $_query;
|
|
return $r;
|
|
}
|
|
$_query['condition'] = " WHERE ( {$cond} ) ";
|
|
$this->_query = $_query;
|
|
return $r;
|
|
}
|
|
|
|
/**
|
|
* Adds a order by condition
|
|
*
|
|
* $object->orderBy(); //clears order by
|
|
* $object->orderBy("ID");
|
|
* $object->orderBy("ID,age");
|
|
*
|
|
* @param string $order Order
|
|
* @access public
|
|
* @return none|PEAR::Error - invalid args only
|
|
*/
|
|
function orderBy($order = false)
|
|
{
|
|
if ($this->_query === false) {
|
|
$this->raiseError(
|
|
"You cannot do two queries on the same object (copy it before finding)",
|
|
DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
if ($order === false) {
|
|
$this->_query['order_by'] = '';
|
|
return;
|
|
}
|
|
// check input...= 0 or ' ' == error!
|
|
if (!trim($order)) {
|
|
return $this->raiseError("orderBy: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
}
|
|
|
|
if (!$this->_query['order_by']) {
|
|
$this->_query['order_by'] = " ORDER BY {$order} ";
|
|
return;
|
|
}
|
|
$this->_query['order_by'] .= " , {$order}";
|
|
}
|
|
|
|
/**
|
|
* Adds a group by condition
|
|
*
|
|
* $object->groupBy(); //reset the grouping
|
|
* $object->groupBy("ID DESC");
|
|
* $object->groupBy("ID,age");
|
|
*
|
|
* @param string $group Grouping
|
|
* @access public
|
|
* @return none|PEAR::Error - invalid args only
|
|
*/
|
|
function groupBy($group = false)
|
|
{
|
|
if ($this->_query === false) {
|
|
$this->raiseError(
|
|
"You cannot do two queries on the same object (copy it before finding)",
|
|
DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
if ($group === false) {
|
|
$this->_query['group_by'] = '';
|
|
return;
|
|
}
|
|
// check input...= 0 or ' ' == error!
|
|
if (!trim($group)) {
|
|
return $this->raiseError("groupBy: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
}
|
|
|
|
|
|
if (!$this->_query['group_by']) {
|
|
$this->_query['group_by'] = " GROUP BY {$group} ";
|
|
return;
|
|
}
|
|
$this->_query['group_by'] .= " , {$group}";
|
|
}
|
|
|
|
/**
|
|
* Adds a having clause
|
|
*
|
|
* $object->having(); //reset the grouping
|
|
* $object->having("sum(value) > 0 ");
|
|
*
|
|
* @param string $having condition
|
|
* @access public
|
|
* @return none|PEAR::Error - invalid args only
|
|
*/
|
|
function having($having = false)
|
|
{
|
|
if ($this->_query === false) {
|
|
$this->raiseError(
|
|
"You cannot do two queries on the same object (copy it before finding)",
|
|
DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
if ($having === false) {
|
|
$this->_query['having'] = '';
|
|
return;
|
|
}
|
|
// check input...= 0 or ' ' == error!
|
|
if (!trim($having)) {
|
|
return $this->raiseError("Having: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
}
|
|
|
|
|
|
if (!$this->_query['having']) {
|
|
$this->_query['having'] = " HAVING {$having} ";
|
|
return;
|
|
}
|
|
$this->_query['having'] .= " AND {$having}";
|
|
}
|
|
|
|
/**
|
|
* Sets the Limit
|
|
*
|
|
* $boject->limit(); // clear limit
|
|
* $object->limit(12);
|
|
* $object->limit(12,10);
|
|
*
|
|
* Note this will emit an error on databases other than mysql/postgress
|
|
* as there is no 'clean way' to implement it. - you should consider refering to
|
|
* your database manual to decide how you want to implement it.
|
|
*
|
|
* @param string $a limit start (or number), or blank to reset
|
|
* @param string $b number
|
|
* @access public
|
|
* @return none|PEAR::Error - invalid args only
|
|
*/
|
|
function limit($a = null, $b = null)
|
|
{
|
|
if ($this->_query === false) {
|
|
$this->raiseError(
|
|
"You cannot do two queries on the same object (copy it before finding)",
|
|
DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
|
|
if ($a === null) {
|
|
$this->_query['limit_start'] = '';
|
|
$this->_query['limit_count'] = '';
|
|
return;
|
|
}
|
|
// check input...= 0 or ' ' == error!
|
|
if ((!is_int($a) && ((string)((int)$a) !== (string)$a))
|
|
|| (($b !== null) && (!is_int($b) && ((string)((int)$b) !== (string)$b)))) {
|
|
return $this->raiseError("limit: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
}
|
|
global $_DB_DATAOBJECT;
|
|
$this->_connect();
|
|
$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
|
|
$this->_query['limit_start'] = ($b == null) ? 0 : (int)$a;
|
|
$this->_query['limit_count'] = ($b == null) ? (int)$a : (int)$b;
|
|
|
|
}
|
|
|
|
/**
|
|
* Adds a select columns
|
|
*
|
|
* $object->selectAdd(); // resets select to nothing!
|
|
* $object->selectAdd("*"); // default select
|
|
* $object->selectAdd("unixtime(DATE) as udate");
|
|
* $object->selectAdd("DATE");
|
|
*
|
|
* to prepend distict:
|
|
* $object->selectAdd('distinct ' . $object->selectAdd());
|
|
*
|
|
* @param string $k
|
|
* @access public
|
|
* @return mixed null or old string if you reset it.
|
|
*/
|
|
function selectAdd($k = null)
|
|
{
|
|
if ($this->_query === false) {
|
|
$this->raiseError(
|
|
"You cannot do two queries on the same object (copy it before finding)",
|
|
DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
if ($k === null) {
|
|
$old = $this->_query['data_select'];
|
|
$this->_query['data_select'] = '';
|
|
return $old;
|
|
}
|
|
|
|
// check input...= 0 or ' ' == error!
|
|
if (!trim($k)) {
|
|
return $this->raiseError("selectAdd: No Valid Arguments", DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
}
|
|
|
|
if ($this->_query['data_select']) {
|
|
$this->_query['data_select'] .= ', ';
|
|
}
|
|
$this->_query['data_select'] .= " $k ";
|
|
}
|
|
/**
|
|
* Adds multiple Columns or objects to select with formating.
|
|
*
|
|
* $object->selectAs(null); // adds "table.colnameA as colnameA,table.colnameB as colnameB,......"
|
|
* // note with null it will also clear the '*' default select
|
|
* $object->selectAs(array('a','b'),'%s_x'); // adds "a as a_x, b as b_x"
|
|
* $object->selectAs(array('a','b'),'ddd_%s','ccc'); // adds "ccc.a as ddd_a, ccc.b as ddd_b"
|
|
* $object->selectAdd($object,'prefix_%s'); // calls $object->get_table and adds it all as
|
|
* objectTableName.colnameA as prefix_colnameA
|
|
*
|
|
* @param array|object|null the array or object to take column names from.
|
|
* @param string format in sprintf format (use %s for the colname)
|
|
* @param string table name eg. if you have joinAdd'd or send $from as an array.
|
|
* @access public
|
|
* @return void
|
|
*/
|
|
function selectAs($from = null,$format = '%s',$tableName=false)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
if ($this->_query === false) {
|
|
$this->raiseError(
|
|
"You cannot do two queries on the same object (copy it before finding)",
|
|
DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
|
|
if ($from === null) {
|
|
// blank the '*'
|
|
$this->selectAdd();
|
|
$from = $this;
|
|
}
|
|
|
|
|
|
$table = $this->__table;
|
|
if (is_object($from)) {
|
|
$table = $from->__table;
|
|
$from = array_keys($from->table());
|
|
}
|
|
|
|
if ($tableName !== false) {
|
|
$table = $tableName;
|
|
}
|
|
$s = '%s';
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers'])) {
|
|
$this->_connect();
|
|
$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
$s = $DB->quoteIdentifier($s);
|
|
$format = $DB->quoteIdentifier($format);
|
|
}
|
|
foreach ($from as $k) {
|
|
$this->selectAdd(sprintf("{$s}.{$s} as {$format}",$table,$k,$k));
|
|
}
|
|
$this->_query['data_select'] .= "\n";
|
|
}
|
|
/**
|
|
* Insert the current objects variables into the database
|
|
*
|
|
* Returns the ID of the inserted element (if auto increment or sequences are used.)
|
|
*
|
|
* for example
|
|
*
|
|
* Designed to be extended
|
|
*
|
|
* $object = new mytable();
|
|
* $object->name = "fred";
|
|
* echo $object->insert();
|
|
*
|
|
* @access public
|
|
* @return mixed false on failure, int when auto increment or sequence used, otherwise true on success
|
|
*/
|
|
function insert()
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
// we need to write to the connection (For nextid) - so us the real
|
|
// one not, a copyied on (as ret-by-ref fails with overload!)
|
|
|
|
if (!isset($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
|
|
$this->_connect();
|
|
}
|
|
|
|
$quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
|
|
|
|
$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
|
|
$items = isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table]) ?
|
|
$_DB_DATAOBJECT['INI'][$this->_database][$this->__table] : $this->table();
|
|
|
|
if (!$items) {
|
|
$this->raiseError("insert:No table definition for {$this->__table}",
|
|
DB_DATAOBJECT_ERROR_INVALIDCONFIG);
|
|
return false;
|
|
}
|
|
$options = &$_DB_DATAOBJECT['CONFIG'];
|
|
|
|
|
|
$datasaved = 1;
|
|
$leftq = '';
|
|
$rightq = '';
|
|
|
|
$seqKeys = isset($_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table]) ?
|
|
$_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] :
|
|
$this->sequenceKey();
|
|
|
|
$key = isset($seqKeys[0]) ? $seqKeys[0] : false;
|
|
$useNative = isset($seqKeys[1]) ? $seqKeys[1] : false;
|
|
$seq = isset($seqKeys[2]) ? $seqKeys[2] : false;
|
|
|
|
$dbtype = $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn["phptype"];
|
|
|
|
|
|
// nativeSequences or Sequences..
|
|
|
|
// big check for using sequences
|
|
|
|
if (($key !== false) && !$useNative) {
|
|
|
|
if (!$seq) {
|
|
$keyvalue = $DB->nextId($this->__table);
|
|
} else {
|
|
$f = $DB->getOption('seqname_format');
|
|
$DB->setOption('seqname_format','%s');
|
|
$keyvalue = $DB->nextId($seq);
|
|
$DB->setOption('seqname_format',$f);
|
|
}
|
|
if (PEAR::isError($keyvalue)) {
|
|
$this->raiseError($keyvalue->toString(), DB_DATAOBJECT_ERROR_INVALIDCONFIG);
|
|
return false;
|
|
}
|
|
$this->$key = $keyvalue;
|
|
}
|
|
|
|
// if we haven't set disable_null_strings to "full"
|
|
$ignore_null = !isset($options['disable_null_strings'])
|
|
|| !is_string($options['disable_null_strings'])
|
|
|| strtolower($options['disable_null_strings']) !== 'full' ;
|
|
|
|
|
|
foreach($items as $k => $v) {
|
|
|
|
// if we are using autoincrement - skip the column...
|
|
if ($key && ($k == $key) && $useNative) {
|
|
continue;
|
|
}
|
|
|
|
|
|
|
|
|
|
// Ignore variables which aren't set to a value
|
|
if ( !isset($this->$k) && $ignore_null) {
|
|
continue;
|
|
}
|
|
// dont insert data into mysql timestamps
|
|
// use query() if you really want to do this!!!!
|
|
if ($v & DB_DATAOBJECT_MYSQLTIMESTAMP) {
|
|
continue;
|
|
}
|
|
|
|
if ($leftq) {
|
|
$leftq .= ', ';
|
|
$rightq .= ', ';
|
|
}
|
|
|
|
$leftq .= ($quoteIdentifiers ? ($DB->quoteIdentifier($k) . ' ') : "$k ");
|
|
|
|
if (is_a($this->$k,'DB_DataObject_Cast')) {
|
|
$value = $this->$k->toString($v,$DB);
|
|
if (PEAR::isError($value)) {
|
|
$this->raiseError($value->toString() ,DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
$rightq .= $value;
|
|
continue;
|
|
}
|
|
|
|
|
|
if (!($v & DB_DATAOBJECT_NOTNULL) && DB_DataObject::_is_null($this,$k)) {
|
|
$rightq .= " NULL ";
|
|
continue;
|
|
}
|
|
// DATE is empty... on a col. that can be null..
|
|
// note: this may be usefull for time as well..
|
|
if (!$this->$k &&
|
|
(($v & DB_DATAOBJECT_DATE) || ($v & DB_DATAOBJECT_TIME)) &&
|
|
!($v & DB_DATAOBJECT_NOTNULL)) {
|
|
|
|
$rightq .= " NULL ";
|
|
continue;
|
|
}
|
|
|
|
|
|
if ($v & DB_DATAOBJECT_STR) {
|
|
$rightq .= $this->_quote((string) (
|
|
($v & DB_DATAOBJECT_BOOL) ?
|
|
// this is thanks to the braindead idea of postgres to
|
|
// use t/f for boolean.
|
|
(($this->$k === 'f') ? 0 : (int)(bool) $this->$k) :
|
|
$this->$k
|
|
)) . " ";
|
|
continue;
|
|
}
|
|
if (is_numeric($this->$k)) {
|
|
$rightq .=" {$this->$k} ";
|
|
continue;
|
|
}
|
|
/* flag up string values - only at debug level... !!!??? */
|
|
if (is_object($this->$k) || is_array($this->$k)) {
|
|
$this->debug('ODD DATA: ' .$k . ' ' . print_r($this->$k,true),'ERROR');
|
|
}
|
|
|
|
// at present we only cast to integers
|
|
// - V2 may store additional data about float/int
|
|
$rightq .= ' ' . intval($this->$k) . ' ';
|
|
|
|
}
|
|
|
|
// not sure why we let empty insert here.. - I guess to generate a blank row..
|
|
|
|
|
|
if ($leftq || $useNative) {
|
|
$table = ($quoteIdentifiers ? $DB->quoteIdentifier($this->__table) : $this->__table);
|
|
|
|
|
|
if (($dbtype == 'pgsql') && empty($leftq)) {
|
|
$r = $this->_query("INSERT INTO {$table} DEFAULT VALUES");
|
|
} else {
|
|
$r = $this->_query("INSERT INTO {$table} ($leftq) VALUES ($rightq) ");
|
|
}
|
|
|
|
|
|
|
|
|
|
if (PEAR::isError($r)) {
|
|
$this->raiseError($r);
|
|
return false;
|
|
}
|
|
|
|
if ($r < 1) {
|
|
return 0;
|
|
}
|
|
|
|
|
|
// now do we have an integer key!
|
|
|
|
if ($key && $useNative) {
|
|
switch ($dbtype) {
|
|
case 'mysql':
|
|
case 'mysqli':
|
|
$method = "{$dbtype}_insert_id";
|
|
$this->$key = $method(
|
|
$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->connection
|
|
);
|
|
break;
|
|
|
|
case 'mssql':
|
|
// note this is not really thread safe - you should wrapp it with
|
|
// transactions = eg.
|
|
// $db->query('BEGIN');
|
|
// $db->insert();
|
|
// $db->query('COMMIT');
|
|
$db_driver = empty($options['db_driver']) ? 'DB' : $options['db_driver'];
|
|
$method = ($db_driver == 'DB') ? 'getOne' : 'queryOne';
|
|
$mssql_key = $DB->$method("SELECT @@IDENTITY");
|
|
if (PEAR::isError($mssql_key)) {
|
|
$this->raiseError($mssql_key);
|
|
return false;
|
|
}
|
|
$this->$key = $mssql_key;
|
|
break;
|
|
|
|
case 'pgsql':
|
|
if (!$seq) {
|
|
$seq = $DB->getSequenceName(strtolower($this->__table));
|
|
}
|
|
$db_driver = empty($options['db_driver']) ? 'DB' : $options['db_driver'];
|
|
$method = ($db_driver == 'DB') ? 'getOne' : 'queryOne';
|
|
$pgsql_key = $DB->$method("SELECT currval('".$seq . "')");
|
|
|
|
|
|
if (PEAR::isError($pgsql_key)) {
|
|
$this->raiseError($pgsql_key);
|
|
return false;
|
|
}
|
|
$this->$key = $pgsql_key;
|
|
break;
|
|
|
|
case 'ifx':
|
|
$this->$key = array_shift (
|
|
ifx_fetch_row (
|
|
ifx_query(
|
|
"select DBINFO('sqlca.sqlerrd1') FROM systables where tabid=1",
|
|
$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->connection,
|
|
IFX_SCROLL
|
|
),
|
|
"FIRST"
|
|
)
|
|
);
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (isset($_DB_DATAOBJECT['CACHE'][strtolower(get_class($this))])) {
|
|
$this->_clear_cache();
|
|
}
|
|
if ($key) {
|
|
return $this->$key;
|
|
}
|
|
return true;
|
|
}
|
|
$this->raiseError("insert: No Data specifed for query", DB_DATAOBJECT_ERROR_NODATA);
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Updates current objects variables into the database
|
|
* uses the keys() to decide how to update
|
|
* Returns the true on success
|
|
*
|
|
* for example
|
|
*
|
|
* $object = DB_DataObject::factory('mytable');
|
|
* $object->get("ID",234);
|
|
* $object->email="testing@test.com";
|
|
* if(!$object->update())
|
|
* echo "UPDATE FAILED";
|
|
*
|
|
* to only update changed items :
|
|
* $dataobject->get(132);
|
|
* $original = $dataobject; // clone/copy it..
|
|
* $dataobject->setFrom($_POST);
|
|
* if ($dataobject->validate()) {
|
|
* $dataobject->update($original);
|
|
* } // otherwise an error...
|
|
*
|
|
* performing global updates:
|
|
* $object = DB_DataObject::factory('mytable');
|
|
* $object->status = "dead";
|
|
* $object->whereAdd('age > 150');
|
|
* $object->update(DB_DATAOBJECT_WHEREADD_ONLY);
|
|
*
|
|
* @param object dataobject (optional) | DB_DATAOBJECT_WHEREADD_ONLY - used to only update changed items.
|
|
* @access public
|
|
* @return int rows affected or false on failure
|
|
*/
|
|
function update($dataObject = false)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
// connect will load the config!
|
|
$this->_connect();
|
|
|
|
|
|
$original_query = $this->_query;
|
|
|
|
$items = isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table]) ?
|
|
$_DB_DATAOBJECT['INI'][$this->_database][$this->__table] : $this->table();
|
|
|
|
// only apply update against sequence key if it is set?????
|
|
|
|
$seq = $this->sequenceKey();
|
|
if ($seq[0] !== false) {
|
|
$keys = array($seq[0]);
|
|
if (empty($this->{$keys[0]}) && $dataObject !== true) {
|
|
$this->raiseError("update: trying to perform an update without
|
|
the key set, and argument to update is not
|
|
DB_DATAOBJECT_WHEREADD_ONLY
|
|
", DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
} else {
|
|
$keys = $this->keys();
|
|
}
|
|
|
|
|
|
if (!$items) {
|
|
$this->raiseError("update:No table definition for {$this->__table}", DB_DATAOBJECT_ERROR_INVALIDCONFIG);
|
|
return false;
|
|
}
|
|
$datasaved = 1;
|
|
$settings = '';
|
|
$this->_connect();
|
|
|
|
$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
$dbtype = $DB->dsn["phptype"];
|
|
$quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
|
|
$options = $_DB_DATAOBJECT['CONFIG'];
|
|
|
|
|
|
$ignore_null = !isset($options['disable_null_strings'])
|
|
|| !is_string($options['disable_null_strings'])
|
|
|| strtolower($options['disable_null_strings']) !== 'full' ;
|
|
|
|
|
|
foreach($items as $k => $v) {
|
|
|
|
if (!isset($this->$k) && $ignore_null) {
|
|
continue;
|
|
}
|
|
// ignore stuff thats
|
|
|
|
// dont write things that havent changed..
|
|
if (($dataObject !== false) && isset($dataObject->$k) && ($dataObject->$k === $this->$k)) {
|
|
continue;
|
|
}
|
|
|
|
// - dont write keys to left.!!!
|
|
if (in_array($k,$keys)) {
|
|
continue;
|
|
}
|
|
|
|
// dont insert data into mysql timestamps
|
|
// use query() if you really want to do this!!!!
|
|
if ($v & DB_DATAOBJECT_MYSQLTIMESTAMP) {
|
|
continue;
|
|
}
|
|
|
|
|
|
if ($settings) {
|
|
$settings .= ', ';
|
|
}
|
|
|
|
$kSql = ($quoteIdentifiers ? $DB->quoteIdentifier($k) : $k);
|
|
|
|
if (is_a($this->$k,'DB_DataObject_Cast')) {
|
|
$value = $this->$k->toString($v,$DB);
|
|
if (PEAR::isError($value)) {
|
|
$this->raiseError($value->getMessage() ,DB_DATAOBJECT_ERROR_INVALIDARG);
|
|
return false;
|
|
}
|
|
$settings .= "$kSql = $value ";
|
|
continue;
|
|
}
|
|
|
|
// special values ... at least null is handled...
|
|
if (!($v & DB_DATAOBJECT_NOTNULL) && DB_DataObject::_is_null($this,$k)) {
|
|
$settings .= "$kSql = NULL ";
|
|
continue;
|
|
}
|
|
// DATE is empty... on a col. that can be null..
|
|
// note: this may be usefull for time as well..
|
|
if (!$this->$k &&
|
|
(($v & DB_DATAOBJECT_DATE) || ($v & DB_DATAOBJECT_TIME)) &&
|
|
!($v & DB_DATAOBJECT_NOTNULL)) {
|
|
|
|
$settings .= "$kSql = NULL ";
|
|
continue;
|
|
}
|
|
|
|
|
|
if ($v & DB_DATAOBJECT_STR) {
|
|
$settings .= "$kSql = ". $this->_quote((string) (
|
|
($v & DB_DATAOBJECT_BOOL) ?
|
|
// this is thanks to the braindead idea of postgres to
|
|
// use t/f for boolean.
|
|
(($this->$k === 'f') ? 0 : (int)(bool) $this->$k) :
|
|
$this->$k
|
|
)) . ' ';
|
|
continue;
|
|
}
|
|
if (is_numeric($this->$k)) {
|
|
$settings .= "$kSql = {$this->$k} ";
|
|
continue;
|
|
}
|
|
// at present we only cast to integers
|
|
// - V2 may store additional data about float/int
|
|
$settings .= "$kSql = " . intval($this->$k) . ' ';
|
|
}
|
|
|
|
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("got keys as ".serialize($keys),3);
|
|
}
|
|
if ($dataObject !== true) {
|
|
$this->_build_condition($items,$keys);
|
|
} else {
|
|
// prevent wiping out of data!
|
|
if (empty($this->_query['condition'])) {
|
|
$this->raiseError("update: global table update not available
|
|
do \$do->whereAdd('1=1'); if you really want to do that.
|
|
", DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// echo " $settings, $this->condition ";
|
|
if ($settings && isset($this->_query) && $this->_query['condition']) {
|
|
|
|
$table = ($quoteIdentifiers ? $DB->quoteIdentifier($this->__table) : $this->__table);
|
|
|
|
$r = $this->_query("UPDATE {$table} SET {$settings} {$this->_query['condition']} ");
|
|
|
|
// restore original query conditions.
|
|
$this->_query = $original_query;
|
|
|
|
if (PEAR::isError($r)) {
|
|
$this->raiseError($r);
|
|
return false;
|
|
}
|
|
if ($r < 1) {
|
|
return 0;
|
|
}
|
|
|
|
$this->_clear_cache();
|
|
return $r;
|
|
}
|
|
// restore original query conditions.
|
|
$this->_query = $original_query;
|
|
|
|
// if you manually specified a dataobject, and there where no changes - then it's ok..
|
|
if ($dataObject !== false) {
|
|
return true;
|
|
}
|
|
|
|
$this->raiseError(
|
|
"update: No Data specifed for query $settings , {$this->_query['condition']}",
|
|
DB_DATAOBJECT_ERROR_NODATA);
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Deletes items from table which match current objects variables
|
|
*
|
|
* Returns the true on success
|
|
*
|
|
* for example
|
|
*
|
|
* Designed to be extended
|
|
*
|
|
* $object = new mytable();
|
|
* $object->ID=123;
|
|
* echo $object->delete(); // builds a conditon
|
|
*
|
|
* $object = new mytable();
|
|
* $object->whereAdd('age > 12');
|
|
* $object->limit(1);
|
|
* $object->orderBy('age DESC');
|
|
* $object->delete(true); // dont use object vars, use the conditions, limit and order.
|
|
*
|
|
* @param bool $useWhere (optional) If DB_DATAOBJECT_WHEREADD_ONLY is passed in then
|
|
* we will build the condition only using the whereAdd's. Default is to
|
|
* build the condition only using the object parameters.
|
|
*
|
|
* @access public
|
|
* @return mixed Int (No. of rows affected) on success, false on failure, 0 on no data affected
|
|
*/
|
|
function delete($useWhere = false)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
// connect will load the config!
|
|
$this->_connect();
|
|
$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
$quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
|
|
|
|
$extra_cond = ' ' . (isset($this->_query['order_by']) ? $this->_query['order_by'] : '');
|
|
|
|
if (!$useWhere) {
|
|
|
|
$keys = $this->keys();
|
|
$this->_query = array(); // as it's probably unset!
|
|
$this->_query['condition'] = ''; // default behaviour not to use where condition
|
|
$this->_build_condition($this->table(),$keys);
|
|
// if primary keys are not set then use data from rest of object.
|
|
if (!$this->_query['condition']) {
|
|
$this->_build_condition($this->table(),array(),$keys);
|
|
}
|
|
$extra_cond = '';
|
|
}
|
|
|
|
|
|
// don't delete without a condition
|
|
if (($this->_query !== false) && $this->_query['condition']) {
|
|
|
|
$table = ($quoteIdentifiers ? $DB->quoteIdentifier($this->__table) : $this->__table);
|
|
$sql = "DELETE ";
|
|
// using a joined delete. - with useWhere..
|
|
$sql .= (!empty($this->_join) && $useWhere) ?
|
|
"{$table} FROM {$table} {$this->_join} " :
|
|
"FROM {$table} ";
|
|
|
|
$sql .= $this->_query['condition']. $extra_cond;
|
|
|
|
// add limit..
|
|
|
|
if (isset($this->_query['limit_start']) && strlen($this->_query['limit_start'] . $this->_query['limit_count'])) {
|
|
|
|
if (!isset($_DB_DATAOBJECT['CONFIG']['db_driver']) ||
|
|
($_DB_DATAOBJECT['CONFIG']['db_driver'] == 'DB')) {
|
|
// pear DB
|
|
$sql = $DB->modifyLimitQuery($sql,$this->_query['limit_start'], $this->_query['limit_count']);
|
|
|
|
} else {
|
|
// MDB2
|
|
$DB->setLimit( $this->_query['limit_count'],$this->_query['limit_start']);
|
|
}
|
|
|
|
}
|
|
|
|
|
|
$r = $this->_query($sql);
|
|
|
|
|
|
if (PEAR::isError($r)) {
|
|
$this->raiseError($r);
|
|
return false;
|
|
}
|
|
if ($r < 1) {
|
|
return 0;
|
|
}
|
|
$this->_clear_cache();
|
|
return $r;
|
|
} else {
|
|
$this->raiseError("delete: No condition specifed for query", DB_DATAOBJECT_ERROR_NODATA);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* fetches a specific row into this object variables
|
|
*
|
|
* Not recommended - better to use fetch()
|
|
*
|
|
* Returens true on success
|
|
*
|
|
* @param int $row row
|
|
* @access public
|
|
* @return boolean true on success
|
|
*/
|
|
function fetchRow($row = null)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
if (empty($_DB_DATAOBJECT['CONFIG'])) {
|
|
$this->_loadConfig();
|
|
}
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("{$this->__table} $row of {$this->N}", "fetchrow",3);
|
|
}
|
|
if (!$this->__table) {
|
|
$this->raiseError("fetchrow: No table", DB_DATAOBJECT_ERROR_INVALIDCONFIG);
|
|
return false;
|
|
}
|
|
if ($row === null) {
|
|
$this->raiseError("fetchrow: No row specified", DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
if (!$this->N) {
|
|
$this->raiseError("fetchrow: No results avaiable", DB_DATAOBJECT_ERROR_NODATA);
|
|
return false;
|
|
}
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("{$this->__table} $row of {$this->N}", "fetchrow",3);
|
|
}
|
|
|
|
|
|
$result = &$_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid];
|
|
$array = $result->fetchrow(DB_DATAOBJECT_FETCHMODE_ASSOC,$row);
|
|
if (!is_array($array)) {
|
|
$this->raiseError("fetchrow: No results available", DB_DATAOBJECT_ERROR_NODATA);
|
|
return false;
|
|
}
|
|
|
|
foreach($array as $k => $v) {
|
|
$kk = str_replace(".", "_", $k);
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("$kk = ". $array[$k], "fetchrow LINE", 3);
|
|
}
|
|
$this->$kk = $array[$k];
|
|
}
|
|
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("{$this->__table} DONE", "fetchrow", 3);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Find the number of results from a simple query
|
|
*
|
|
* for example
|
|
*
|
|
* $object = new mytable();
|
|
* $object->name = "fred";
|
|
* echo $object->count();
|
|
* echo $object->count(true); // dont use object vars.
|
|
* echo $object->count('distinct mycol'); count distinct mycol.
|
|
* echo $object->count('distinct mycol',true); // dont use object vars.
|
|
* echo $object->count('distinct'); // count distinct id (eg. the primary key)
|
|
*
|
|
*
|
|
* @param bool|string (optional)
|
|
* (true|false => see below not on whereAddonly)
|
|
* (string)
|
|
* "DISTINCT" => does a distinct count on the tables 'key' column
|
|
* otherwise => normally it counts primary keys - you can use
|
|
* this to do things like $do->count('distinct mycol');
|
|
*
|
|
* @param bool $whereAddOnly (optional) If DB_DATAOBJECT_WHEREADD_ONLY is passed in then
|
|
* we will build the condition only using the whereAdd's. Default is to
|
|
* build the condition using the object parameters as well.
|
|
*
|
|
* @access public
|
|
* @return int
|
|
*/
|
|
function count($countWhat = false,$whereAddOnly = false)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
if (is_bool($countWhat)) {
|
|
$whereAddOnly = $countWhat;
|
|
}
|
|
|
|
$t = clone($this);
|
|
$items = $t->table();
|
|
|
|
$quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
|
|
|
|
|
|
if (!isset($t->_query)) {
|
|
$this->raiseError(
|
|
"You cannot do run count after you have run fetch()",
|
|
DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
$this->_connect();
|
|
$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
|
|
|
|
if (!$whereAddOnly && $items) {
|
|
$t->_build_condition($items);
|
|
}
|
|
$keys = $this->keys();
|
|
|
|
if (empty($keys[0]) && (!is_string($countWhat) || (strtoupper($countWhat) == 'DISTINCT'))) {
|
|
$this->raiseError(
|
|
"You cannot do run count without keys - use \$do->count('id'), or use \$do->count('distinct id')';",
|
|
DB_DATAOBJECT_ERROR_INVALIDARGS,PEAR_ERROR_DIE);
|
|
return false;
|
|
|
|
}
|
|
$table = ($quoteIdentifiers ? $DB->quoteIdentifier($this->__table) : $this->__table);
|
|
$key_col = empty($keys[0]) ? '' : (($quoteIdentifiers ? $DB->quoteIdentifier($keys[0]) : $keys[0]));
|
|
$as = ($quoteIdentifiers ? $DB->quoteIdentifier('DATAOBJECT_NUM') : 'DATAOBJECT_NUM');
|
|
|
|
// support distinct on default keys.
|
|
$countWhat = (strtoupper($countWhat) == 'DISTINCT') ?
|
|
"DISTINCT {$table}.{$key_col}" : $countWhat;
|
|
|
|
$countWhat = is_string($countWhat) ? $countWhat : "{$table}.{$key_col}";
|
|
|
|
$r = $t->_query(
|
|
"SELECT count({$countWhat}) as $as
|
|
FROM $table {$t->_join} {$t->_query['condition']}");
|
|
if (PEAR::isError($r)) {
|
|
return false;
|
|
}
|
|
|
|
$result = &$_DB_DATAOBJECT['RESULTS'][$t->_DB_resultid];
|
|
$l = $result->fetchRow(DB_DATAOBJECT_FETCHMODE_ORDERED);
|
|
// free the results - essential on oracle.
|
|
$t->free();
|
|
|
|
return (int) $l[0];
|
|
}
|
|
|
|
/**
|
|
* sends raw query to database
|
|
*
|
|
* Since _query has to be a private 'non overwriteable method', this is a relay
|
|
*
|
|
* @param string $string SQL Query
|
|
* @access public
|
|
* @return void or DB_Error
|
|
*/
|
|
function query($string)
|
|
{
|
|
return $this->_query($string);
|
|
}
|
|
|
|
|
|
/**
|
|
* an escape wrapper around DB->escapeSimple()
|
|
* can be used when adding manual queries or clauses
|
|
* eg.
|
|
* $object->query("select * from xyz where abc like '". $object->escape($_GET['name']) . "'");
|
|
*
|
|
* @param string $string value to be escaped
|
|
* @param bool $likeEscape escapes % and _ as well. - so like queries can be protected.
|
|
* @access public
|
|
* @return string
|
|
*/
|
|
function escape($string, $likeEscape=false)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
$this->_connect();
|
|
$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
// mdb2 uses escape...
|
|
$dd = empty($_DB_DATAOBJECT['CONFIG']['db_driver']) ? 'DB' : $_DB_DATAOBJECT['CONFIG']['db_driver'];
|
|
$ret = ($dd == 'DB') ? $DB->escapeSimple($string) : $DB->escape($string);
|
|
if ($likeEscape) {
|
|
$ret = str_replace(array('_','%'), array('\_','\%'), $ret);
|
|
}
|
|
return $ret;
|
|
|
|
}
|
|
|
|
/* ==================================================== */
|
|
/* Major Private Vars */
|
|
/* ==================================================== */
|
|
|
|
/**
|
|
* The Database connection dsn (as described in the PEAR DB)
|
|
* only used really if you are writing a very simple application/test..
|
|
* try not to use this - it is better stored in configuration files..
|
|
*
|
|
* @access private
|
|
* @var string
|
|
*/
|
|
var $_database_dsn = '';
|
|
|
|
/**
|
|
* The Database connection id (md5 sum of databasedsn)
|
|
*
|
|
* @access private
|
|
* @var string
|
|
*/
|
|
var $_database_dsn_md5 = '';
|
|
|
|
/**
|
|
* The Database name
|
|
* created in __connection
|
|
*
|
|
* @access private
|
|
* @var string
|
|
*/
|
|
var $_database = '';
|
|
|
|
|
|
|
|
/**
|
|
* The QUERY rules
|
|
* This replaces alot of the private variables
|
|
* used to build a query, it is unset after find() is run.
|
|
*
|
|
*
|
|
*
|
|
* @access private
|
|
* @var array
|
|
*/
|
|
var $_query = array(
|
|
'condition' => '', // the WHERE condition
|
|
'group_by' => '', // the GROUP BY condition
|
|
'order_by' => '', // the ORDER BY condition
|
|
'having' => '', // the HAVING condition
|
|
'limit_start' => '', // the LIMIT condition
|
|
'limit_count' => '', // the LIMIT condition
|
|
'data_select' => '*', // the columns to be SELECTed
|
|
);
|
|
|
|
|
|
|
|
|
|
/**
|
|
* Database result id (references global $_DB_DataObject[results]
|
|
*
|
|
* @access private
|
|
* @var integer
|
|
*/
|
|
var $_DB_resultid;
|
|
|
|
/**
|
|
* ResultFields - on the last call to fetch(), resultfields is sent here,
|
|
* so we can clean up the memory.
|
|
*
|
|
* @access public
|
|
* @var array
|
|
*/
|
|
var $_resultFields = false;
|
|
|
|
|
|
/* ============================================================== */
|
|
/* Table definition layer (started of very private but 'came out'*/
|
|
/* ============================================================== */
|
|
|
|
/**
|
|
* Autoload or manually load the table definitions
|
|
*
|
|
*
|
|
* usage :
|
|
* DB_DataObject::databaseStructure( 'databasename',
|
|
* parse_ini_file('mydb.ini',true),
|
|
* parse_ini_file('mydb.link.ini',true));
|
|
*
|
|
* obviously you dont have to use ini files.. (just return array similar to ini files..)
|
|
*
|
|
* It should append to the table structure array
|
|
*
|
|
*
|
|
* @param optional string name of database to assign / read
|
|
* @param optional array structure of database, and keys
|
|
* @param optional array table links
|
|
*
|
|
* @access public
|
|
* @return true or PEAR:error on wrong paramenters.. or false if no file exists..
|
|
* or the array(tablename => array(column_name=>type)) if called with 1 argument.. (databasename)
|
|
*/
|
|
function databaseStructure()
|
|
{
|
|
|
|
global $_DB_DATAOBJECT;
|
|
|
|
// Assignment code
|
|
|
|
if ($args = func_get_args()) {
|
|
|
|
if (count($args) == 1) {
|
|
|
|
// this returns all the tables and their structure..
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("Loading Generator as databaseStructure called with args",1);
|
|
}
|
|
|
|
$x = new DB_DataObject;
|
|
$x->_database = $args[0];
|
|
$this->_connect();
|
|
$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
|
|
$tables = $DB->getListOf('tables');
|
|
class_exists('DB_DataObject_Generator') ? '' :
|
|
require_once 'DB/DataObject/Generator.php';
|
|
|
|
foreach($tables as $table) {
|
|
$y = new DB_DataObject_Generator;
|
|
$y->fillTableSchema($x->_database,$table);
|
|
}
|
|
return $_DB_DATAOBJECT['INI'][$x->_database];
|
|
} else {
|
|
|
|
$_DB_DATAOBJECT['INI'][$args[0]] = isset($_DB_DATAOBJECT['INI'][$args[0]]) ?
|
|
$_DB_DATAOBJECT['INI'][$args[0]] + $args[1] : $args[1];
|
|
|
|
if (isset($args[1])) {
|
|
$_DB_DATAOBJECT['LINKS'][$args[0]] = isset($_DB_DATAOBJECT['LINKS'][$args[0]]) ?
|
|
$_DB_DATAOBJECT['LINKS'][$args[0]] + $args[2] : $args[2];
|
|
}
|
|
return true;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!$this->_database) {
|
|
$this->_connect();
|
|
}
|
|
|
|
// loaded already?
|
|
if (!empty($_DB_DATAOBJECT['INI'][$this->_database])) {
|
|
|
|
// database loaded - but this is table is not available..
|
|
if (
|
|
empty($_DB_DATAOBJECT['INI'][$this->_database][$this->__table])
|
|
&& !empty($_DB_DATAOBJECT['CONFIG']['proxy'])
|
|
) {
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("Loading Generator to fetch Schema",1);
|
|
}
|
|
class_exists('DB_DataObject_Generator') ? '' :
|
|
require_once 'DB/DataObject/Generator.php';
|
|
|
|
|
|
$x = new DB_DataObject_Generator;
|
|
$x->fillTableSchema($this->_database,$this->__table);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
if (empty($_DB_DATAOBJECT['CONFIG'])) {
|
|
DB_DataObject::_loadConfig();
|
|
}
|
|
|
|
// if you supply this with arguments, then it will take those
|
|
// as the database and links array...
|
|
|
|
$schemas = isset($_DB_DATAOBJECT['CONFIG']['schema_location']) ?
|
|
array("{$_DB_DATAOBJECT['CONFIG']['schema_location']}/{$this->_database}.ini") :
|
|
array() ;
|
|
|
|
if (isset($_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"])) {
|
|
$schemas = is_array($_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"]) ?
|
|
$_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"] :
|
|
explode(PATH_SEPARATOR,$_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"]);
|
|
}
|
|
|
|
|
|
$_DB_DATAOBJECT['INI'][$this->_database] = array();
|
|
foreach ($schemas as $ini) {
|
|
if (file_exists($ini) && is_file($ini)) {
|
|
|
|
$_DB_DATAOBJECT['INI'][$this->_database] = array_merge(
|
|
$_DB_DATAOBJECT['INI'][$this->_database],
|
|
parse_ini_file($ini, true)
|
|
);
|
|
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
if (!is_readable ($ini)) {
|
|
$this->debug("ini file is not readable: $ini","databaseStructure",1);
|
|
} else {
|
|
$this->debug("Loaded ini file: $ini","databaseStructure",1);
|
|
}
|
|
}
|
|
} else {
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("Missing ini file: $ini","databaseStructure",1);
|
|
}
|
|
}
|
|
|
|
}
|
|
// now have we loaded the structure..
|
|
|
|
if (!empty($_DB_DATAOBJECT['INI'][$this->_database][$this->__table])) {
|
|
return true;
|
|
}
|
|
// - if not try building it..
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['proxy'])) {
|
|
class_exists('DB_DataObject_Generator') ? '' :
|
|
require_once 'DB/DataObject/Generator.php';
|
|
|
|
$x = new DB_DataObject_Generator;
|
|
$x->fillTableSchema($this->_database,$this->__table);
|
|
// should this fail!!!???
|
|
return true;
|
|
}
|
|
$this->debug("Cant find database schema: {$this->_database}/{$this->__table} \n".
|
|
"in links file data: " . print_r($_DB_DATAOBJECT['INI'],true),"databaseStructure",5);
|
|
// we have to die here!! - it causes chaos if we dont (including looping forever!)
|
|
$this->raiseError( "Unable to load schema for database and table (turn debugging up to 5 for full error message)", DB_DATAOBJECT_ERROR_INVALIDARGS, PEAR_ERROR_DIE);
|
|
return false;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
* Return or assign the name of the current table
|
|
*
|
|
*
|
|
* @param string optinal table name to set
|
|
* @access public
|
|
* @return string The name of the current table
|
|
*/
|
|
function tableName()
|
|
{
|
|
$args = func_get_args();
|
|
if (count($args)) {
|
|
$this->__table = $args[0];
|
|
}
|
|
return $this->__table;
|
|
}
|
|
|
|
/**
|
|
* Return or assign the name of the current database
|
|
*
|
|
* @param string optional database name to set
|
|
* @access public
|
|
* @return string The name of the current database
|
|
*/
|
|
function database()
|
|
{
|
|
$args = func_get_args();
|
|
if (count($args)) {
|
|
$this->_database = $args[0];
|
|
}
|
|
return $this->_database;
|
|
}
|
|
|
|
/**
|
|
* get/set an associative array of table columns
|
|
*
|
|
* @access public
|
|
* @param array key=>type array
|
|
* @return array (associative)
|
|
*/
|
|
function table()
|
|
{
|
|
|
|
// for temporary storage of database fields..
|
|
// note this is not declared as we dont want to bloat the print_r output
|
|
$args = func_get_args();
|
|
if (count($args)) {
|
|
$this->_database_fields = $args[0];
|
|
}
|
|
if (isset($this->_database_fields)) {
|
|
return $this->_database_fields;
|
|
}
|
|
|
|
|
|
global $_DB_DATAOBJECT;
|
|
if (!isset($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
|
|
$this->_connect();
|
|
}
|
|
|
|
if (isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table])) {
|
|
return $_DB_DATAOBJECT['INI'][$this->_database][$this->__table];
|
|
}
|
|
|
|
$this->databaseStructure();
|
|
|
|
|
|
$ret = array();
|
|
if (isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table])) {
|
|
$ret = $_DB_DATAOBJECT['INI'][$this->_database][$this->__table];
|
|
}
|
|
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* get/set an array of table primary keys
|
|
*
|
|
* set usage: $do->keys('id','code');
|
|
*
|
|
* This is defined in the table definition if it gets it wrong,
|
|
* or you do not want to use ini tables, you can override this.
|
|
* @param string optional set the key
|
|
* @param * optional set more keys
|
|
* @access private
|
|
* @return array
|
|
*/
|
|
function keys()
|
|
{
|
|
// for temporary storage of database fields..
|
|
// note this is not declared as we dont want to bloat the print_r output
|
|
$args = func_get_args();
|
|
if (count($args)) {
|
|
$this->_database_keys = $args;
|
|
}
|
|
if (isset($this->_database_keys)) {
|
|
return $this->_database_keys;
|
|
}
|
|
|
|
global $_DB_DATAOBJECT;
|
|
if (!isset($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
|
|
$this->_connect();
|
|
}
|
|
if (isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"])) {
|
|
return array_keys($_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"]);
|
|
}
|
|
$this->databaseStructure();
|
|
|
|
if (isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"])) {
|
|
return array_keys($_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"]);
|
|
}
|
|
return array();
|
|
}
|
|
/**
|
|
* get/set an sequence key
|
|
*
|
|
* by default it returns the first key from keys()
|
|
* set usage: $do->sequenceKey('id',true);
|
|
*
|
|
* override this to return array(false,false) if table has no real sequence key.
|
|
*
|
|
* @param string optional the key sequence/autoinc. key
|
|
* @param boolean optional use native increment. default false
|
|
* @param false|string optional native sequence name
|
|
* @access private
|
|
* @return array (column,use_native,sequence_name)
|
|
*/
|
|
function sequenceKey()
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
// call setting
|
|
if (!$this->_database) {
|
|
$this->_connect();
|
|
}
|
|
|
|
if (!isset($_DB_DATAOBJECT['SEQUENCE'][$this->_database])) {
|
|
$_DB_DATAOBJECT['SEQUENCE'][$this->_database] = array();
|
|
}
|
|
|
|
|
|
$args = func_get_args();
|
|
if (count($args)) {
|
|
$args[1] = isset($args[1]) ? $args[1] : false;
|
|
$args[2] = isset($args[2]) ? $args[2] : false;
|
|
$_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = $args;
|
|
}
|
|
if (isset($_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table])) {
|
|
return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table];
|
|
}
|
|
// end call setting (eg. $do->sequenceKeys(a,b,c); )
|
|
|
|
|
|
|
|
|
|
$keys = $this->keys();
|
|
if (!$keys) {
|
|
return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table]
|
|
= array(false,false,false);
|
|
}
|
|
|
|
|
|
$table = isset($_DB_DATAOBJECT['INI'][$this->_database][$this->__table]) ?
|
|
$_DB_DATAOBJECT['INI'][$this->_database][$this->__table] : $this->table();
|
|
|
|
$dbtype = $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn['phptype'];
|
|
|
|
$usekey = $keys[0];
|
|
|
|
|
|
|
|
$seqname = false;
|
|
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['sequence_'.$this->__table])) {
|
|
$usekey = $_DB_DATAOBJECT['CONFIG']['sequence_'.$this->__table];
|
|
if (strpos($usekey,':') !== false) {
|
|
list($usekey,$seqname) = explode(':',$usekey);
|
|
}
|
|
}
|
|
|
|
|
|
// if the key is not an integer - then it's not a sequence or native
|
|
if (empty($table[$usekey]) || !($table[$usekey] & DB_DATAOBJECT_INT)) {
|
|
return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array(false,false,false);
|
|
}
|
|
|
|
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['ignore_sequence_keys'])) {
|
|
$ignore = $_DB_DATAOBJECT['CONFIG']['ignore_sequence_keys'];
|
|
if (is_string($ignore) && (strtoupper($ignore) == 'ALL')) {
|
|
return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array(false,false,$seqname);
|
|
}
|
|
if (is_string($ignore)) {
|
|
$ignore = $_DB_DATAOBJECT['CONFIG']['ignore_sequence_keys'] = explode(',',$ignore);
|
|
}
|
|
if (in_array($this->__table,$ignore)) {
|
|
return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array(false,false,$seqname);
|
|
}
|
|
}
|
|
|
|
|
|
$realkeys = $_DB_DATAOBJECT['INI'][$this->_database][$this->__table."__keys"];
|
|
|
|
// if you are using an old ini file - go back to old behaviour...
|
|
if (is_numeric($realkeys[$usekey])) {
|
|
$realkeys[$usekey] = 'N';
|
|
}
|
|
|
|
// multiple unique primary keys without a native sequence...
|
|
if (($realkeys[$usekey] == 'K') && (count($keys) > 1)) {
|
|
return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array(false,false,$seqname);
|
|
}
|
|
// use native sequence keys...
|
|
// technically postgres native here...
|
|
// we need to get the new improved tabledata sorted out first.
|
|
|
|
if ( in_array($dbtype , array('pgsql', 'mysql', 'mysqli', 'mssql', 'ifx')) &&
|
|
($table[$usekey] & DB_DATAOBJECT_INT) &&
|
|
isset($realkeys[$usekey]) && ($realkeys[$usekey] == 'N')
|
|
) {
|
|
return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array($usekey,true,$seqname);
|
|
}
|
|
// if not a native autoinc, and we have not assumed all primary keys are sequence
|
|
if (($realkeys[$usekey] != 'N') &&
|
|
!empty($_DB_DATAOBJECT['CONFIG']['dont_use_pear_sequences'])) {
|
|
return array(false,false,false);
|
|
}
|
|
// I assume it's going to try and be a nextval DB sequence.. (not native)
|
|
return $_DB_DATAOBJECT['SEQUENCE'][$this->_database][$this->__table] = array($usekey,false,$seqname);
|
|
}
|
|
|
|
|
|
|
|
/* =========================================================== */
|
|
/* Major Private Methods - the core part! */
|
|
/* =========================================================== */
|
|
|
|
|
|
|
|
/**
|
|
* clear the cache values for this class - normally done on insert/update etc.
|
|
*
|
|
* @access private
|
|
* @return void
|
|
*/
|
|
function _clear_cache()
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
$class = strtolower(get_class($this));
|
|
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("Clearing Cache for ".$class,1);
|
|
}
|
|
|
|
if (!empty($_DB_DATAOBJECT['CACHE'][$class])) {
|
|
unset($_DB_DATAOBJECT['CACHE'][$class]);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* backend wrapper for quoting, as MDB2 and DB do it differently...
|
|
*
|
|
* @access private
|
|
* @return string quoted
|
|
*/
|
|
|
|
function _quote($str)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
return (empty($_DB_DATAOBJECT['CONFIG']['db_driver']) ||
|
|
($_DB_DATAOBJECT['CONFIG']['db_driver'] == 'DB'))
|
|
? $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->quoteSmart($str)
|
|
: $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->quote($str);
|
|
}
|
|
|
|
|
|
/**
|
|
* connects to the database
|
|
*
|
|
*
|
|
* TODO: tidy this up - This has grown to support a number of connection options like
|
|
* a) dynamic changing of ini file to change which database to connect to
|
|
* b) multi data via the table_{$table} = dsn ini option
|
|
* c) session based storage.
|
|
*
|
|
* @access private
|
|
* @return true | PEAR::error
|
|
*/
|
|
function _connect()
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
if (empty($_DB_DATAOBJECT['CONFIG'])) {
|
|
$this->_loadConfig();
|
|
}
|
|
// Set database driver for reference
|
|
$db_driver = empty($_DB_DATAOBJECT['CONFIG']['db_driver']) ?
|
|
'DB' : $_DB_DATAOBJECT['CONFIG']['db_driver'];
|
|
|
|
// is it already connected ?
|
|
if ($this->_database_dsn_md5 && !empty($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
|
|
|
|
// connection is an error...
|
|
if (PEAR::isError($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
|
|
return $this->raiseError(
|
|
$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->message,
|
|
$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->code, PEAR_ERROR_DIE
|
|
);
|
|
|
|
}
|
|
|
|
if (empty($this->_database)) {
|
|
$this->_database = $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn['database'];
|
|
$hasGetDatabase = method_exists($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5], 'getDatabase');
|
|
|
|
$this->_database = ($db_driver != 'DB' && $hasGetDatabase)
|
|
? $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->getDatabase()
|
|
: $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn['database'];
|
|
|
|
|
|
|
|
if (($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn['phptype'] == 'sqlite')
|
|
&& is_file($this->_database)) {
|
|
$this->_database = basename($this->_database);
|
|
}
|
|
if ($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn['phptype'] == 'ibase') {
|
|
$this->_database = substr(basename($this->_database), 0, -4);
|
|
}
|
|
|
|
}
|
|
// theoretically we have a md5, it's listed in connections and it's not an error.
|
|
// so everything is ok!
|
|
return true;
|
|
|
|
}
|
|
|
|
// it's not currently connected!
|
|
// try and work out what to use for the dsn !
|
|
|
|
$options= &$_DB_DATAOBJECT['CONFIG'];
|
|
// if the databse dsn dis defined in the object..
|
|
$dsn = isset($this->_database_dsn) ? $this->_database_dsn : null;
|
|
|
|
if (!$dsn) {
|
|
if (!$this->_database) {
|
|
$this->_database = isset($options["table_{$this->__table}"]) ? $options["table_{$this->__table}"] : null;
|
|
}
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("Checking for database specific ini ('{$this->_database}') : database_{$this->_database} in options","CONNECT");
|
|
}
|
|
|
|
if ($this->_database && !empty($options["database_{$this->_database}"])) {
|
|
$dsn = $options["database_{$this->_database}"];
|
|
} else if (!empty($options['database'])) {
|
|
$dsn = $options['database'];
|
|
|
|
}
|
|
}
|
|
|
|
// if still no database...
|
|
if (!$dsn) {
|
|
return $this->raiseError(
|
|
"No database name / dsn found anywhere",
|
|
DB_DATAOBJECT_ERROR_INVALIDCONFIG, PEAR_ERROR_DIE
|
|
);
|
|
|
|
}
|
|
|
|
|
|
if (is_string($dsn)) {
|
|
$this->_database_dsn_md5 = md5($dsn);
|
|
} else {
|
|
/// support array based dsn's
|
|
$this->_database_dsn_md5 = md5(serialize($dsn));
|
|
}
|
|
|
|
if (!empty($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("USING CACHED CONNECTION", "CONNECT",3);
|
|
}
|
|
|
|
|
|
|
|
if (!$this->_database) {
|
|
|
|
$hasGetDatabase = method_exists($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5], 'getDatabase');
|
|
$this->_database = ($db_driver != 'DB' && $hasGetDatabase)
|
|
? $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->getDatabase()
|
|
: $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn['database'];
|
|
|
|
if (($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn['phptype'] == 'sqlite')
|
|
&& is_file($this->_database))
|
|
{
|
|
$this->_database = basename($this->_database);
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("NEW CONNECTION TP DATABASE :" .$this->_database , "CONNECT",3);
|
|
/* actualy make a connection */
|
|
$this->debug(print_r($dsn,true) ." {$this->_database_dsn_md5}", "CONNECT",3);
|
|
}
|
|
|
|
// Note this is verbose deliberatly!
|
|
|
|
if ($db_driver == 'DB') {
|
|
|
|
/* PEAR DB connect */
|
|
|
|
// this allows the setings of compatibility on DB
|
|
$db_options = PEAR::getStaticProperty('DB','options');
|
|
require_once 'DB.php';
|
|
if ($db_options) {
|
|
$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5] = &DB::connect($dsn,$db_options);
|
|
} else {
|
|
$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5] = &DB::connect($dsn);
|
|
}
|
|
|
|
} else {
|
|
/* assumption is MDB2 */
|
|
require_once 'MDB2.php';
|
|
// this allows the setings of compatibility on MDB2
|
|
$db_options = PEAR::getStaticProperty('MDB2','options');
|
|
$db_options = is_array($db_options) ? $db_options : array();
|
|
$db_options['portability'] = isset($db_options['portability'] )
|
|
? $db_options['portability'] : MDB2_PORTABILITY_ALL ^ MDB2_PORTABILITY_FIX_CASE;
|
|
$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5] = &MDB2::connect($dsn,$db_options);
|
|
|
|
}
|
|
|
|
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug(serialize($_DB_DATAOBJECT['CONNECTIONS']), "CONNECT",5);
|
|
}
|
|
if (PEAR::isError($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
|
|
$this->debug($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->toString(), "CONNECT FAILED",5);
|
|
return $this->raiseError(
|
|
"Connect failed, turn on debugging to 5 see why",
|
|
$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->code, PEAR_ERROR_DIE
|
|
);
|
|
|
|
}
|
|
|
|
if (empty($this->_database)) {
|
|
$hasGetDatabase = method_exists($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5], 'getDatabase');
|
|
|
|
$this->_database = ($db_driver != 'DB' && $hasGetDatabase)
|
|
? $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->getDatabase()
|
|
: $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn['database'];
|
|
|
|
|
|
if (($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->dsn['phptype'] == 'sqlite')
|
|
&& is_file($this->_database))
|
|
{
|
|
$this->_database = basename($this->_database);
|
|
}
|
|
}
|
|
|
|
// Oracle need to optimize for portibility - not sure exactly what this does though :)
|
|
$c = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* sends query to database - this is the private one that must work
|
|
* - internal functions use this rather than $this->query()
|
|
*
|
|
* @param string $string
|
|
* @access private
|
|
* @return mixed none or PEAR_Error
|
|
*/
|
|
function _query($string)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
$this->_connect();
|
|
|
|
|
|
$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
|
|
$options = &$_DB_DATAOBJECT['CONFIG'];
|
|
|
|
$_DB_driver = empty($_DB_DATAOBJECT['CONFIG']['db_driver']) ?
|
|
'DB': $_DB_DATAOBJECT['CONFIG']['db_driver'];
|
|
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug($string,$log="QUERY");
|
|
|
|
}
|
|
|
|
if (strtoupper($string) == 'BEGIN') {
|
|
if ($_DB_driver == 'DB') {
|
|
$DB->autoCommit(false);
|
|
} else {
|
|
$DB->beginTransaction();
|
|
}
|
|
// db backend adds begin anyway from now on..
|
|
return true;
|
|
}
|
|
if (strtoupper($string) == 'COMMIT') {
|
|
$res = $DB->commit();
|
|
if ($_DB_driver == 'DB') {
|
|
$DB->autoCommit(true);
|
|
}
|
|
return $res;
|
|
}
|
|
|
|
if (strtoupper($string) == 'ROLLBACK') {
|
|
$DB->rollback();
|
|
if ($_DB_driver == 'DB') {
|
|
$DB->autoCommit(true);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
if (!empty($options['debug_ignore_updates']) &&
|
|
(strtolower(substr(trim($string), 0, 6)) != 'select') &&
|
|
(strtolower(substr(trim($string), 0, 4)) != 'show') &&
|
|
(strtolower(substr(trim($string), 0, 8)) != 'describe')) {
|
|
|
|
$this->debug('Disabling Update as you are in debug mode');
|
|
return $this->raiseError("Disabling Update as you are in debug mode", null) ;
|
|
|
|
}
|
|
//if (@$_DB_DATAOBJECT['CONFIG']['debug'] > 1) {
|
|
// this will only work when PEAR:DB supports it.
|
|
//$this->debug($DB->getAll('explain ' .$string,DB_DATAOBJECT_FETCHMODE_ASSOC), $log="sql",2);
|
|
//}
|
|
|
|
// some sim
|
|
$t= explode(' ',microtime());
|
|
$_DB_DATAOBJECT['QUERYENDTIME'] = $time = $t[0]+$t[1];
|
|
|
|
|
|
for ($tries = 0;$tries < 3;$tries++) {
|
|
|
|
if ($_DB_driver == 'DB') {
|
|
|
|
$result = $DB->query($string);
|
|
} else {
|
|
switch (strtolower(substr(trim($string),0,6))) {
|
|
|
|
case 'insert':
|
|
case 'update':
|
|
case 'delete':
|
|
$result = $DB->exec($string);
|
|
break;
|
|
|
|
default:
|
|
$result = $DB->query($string);
|
|
break;
|
|
}
|
|
}
|
|
|
|
// see if we got a failure.. - try again a few times..
|
|
if (!is_a($result,'PEAR_Error')) {
|
|
break;
|
|
}
|
|
if ($result->getCode() != -14) { // *DB_ERROR_NODBSELECTED
|
|
break; // not a connection error..
|
|
}
|
|
sleep(1); // wait before retyring..
|
|
$DB->connect($DB->dsn);
|
|
}
|
|
|
|
|
|
if (is_a($result,'PEAR_Error')) {
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug($result->toString(), "Query Error",1 );
|
|
}
|
|
return $this->raiseError($result);
|
|
}
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$t= explode(' ',microtime());
|
|
$_DB_DATAOBJECT['QUERYENDTIME'] = $t[0]+$t[1];
|
|
$this->debug('QUERY DONE IN '.($t[0]+$t[1]-$time)." seconds", 'query',1);
|
|
}
|
|
switch (strtolower(substr(trim($string),0,6))) {
|
|
case 'insert':
|
|
case 'update':
|
|
case 'delete':
|
|
if ($_DB_driver == 'DB') {
|
|
// pear DB specific
|
|
return $DB->affectedRows();
|
|
}
|
|
return $result;
|
|
}
|
|
if (is_object($result)) {
|
|
// lets hope that copying the result object is OK!
|
|
|
|
$_DB_resultid = $GLOBALS['_DB_DATAOBJECT']['RESULTSEQ']++;
|
|
$_DB_DATAOBJECT['RESULTS'][$_DB_resultid] = $result;
|
|
$this->_DB_resultid = $_DB_resultid;
|
|
}
|
|
$this->N = 0;
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug(serialize($result), 'RESULT',5);
|
|
}
|
|
if (method_exists($result, 'numrows')) {
|
|
if ($_DB_driver == 'DB') {
|
|
$DB->expectError(DB_ERROR_UNSUPPORTED);
|
|
} else {
|
|
$DB->expectError(MDB2_ERROR_UNSUPPORTED);
|
|
}
|
|
$this->N = $result->numrows();
|
|
if (is_a($this->N,'PEAR_Error')) {
|
|
$this->N = true;
|
|
}
|
|
$DB->popExpect();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Builds the WHERE based on the values of of this object
|
|
*
|
|
* @param mixed $keys
|
|
* @param array $filter (used by update to only uses keys in this filter list).
|
|
* @param array $negative_filter (used by delete to prevent deleting using the keys mentioned..)
|
|
* @access private
|
|
* @return string
|
|
*/
|
|
function _build_condition($keys, $filter = array(),$negative_filter=array())
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
$this->_connect();
|
|
$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
|
|
$quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
|
|
$options = $_DB_DATAOBJECT['CONFIG'];
|
|
|
|
// if we dont have query vars.. - reset them.
|
|
if ($this->_query === false) {
|
|
$x = new DB_DataObject;
|
|
$this->_query= $x->_query;
|
|
}
|
|
|
|
|
|
foreach($keys as $k => $v) {
|
|
// index keys is an indexed array
|
|
/* these filter checks are a bit suspicious..
|
|
- need to check that update really wants to work this way */
|
|
|
|
if ($filter) {
|
|
if (!in_array($k, $filter)) {
|
|
continue;
|
|
}
|
|
}
|
|
if ($negative_filter) {
|
|
if (in_array($k, $negative_filter)) {
|
|
continue;
|
|
}
|
|
}
|
|
if (!isset($this->$k)) {
|
|
continue;
|
|
}
|
|
|
|
$kSql = $quoteIdentifiers
|
|
? ( $DB->quoteIdentifier($this->__table) . '.' . $DB->quoteIdentifier($k) )
|
|
: "{$this->__table}.{$k}";
|
|
|
|
|
|
|
|
if (is_a($this->$k,'DB_DataObject_Cast')) {
|
|
$dbtype = $DB->dsn["phptype"];
|
|
$value = $this->$k->toString($v,$DB);
|
|
if (PEAR::isError($value)) {
|
|
$this->raiseError($value->getMessage() ,DB_DATAOBJECT_ERROR_INVALIDARG);
|
|
return false;
|
|
}
|
|
if ((strtolower($value) === 'null') && !($v & DB_DATAOBJECT_NOTNULL)) {
|
|
$this->whereAdd(" $kSql IS NULL");
|
|
continue;
|
|
}
|
|
$this->whereAdd(" $kSql = $value");
|
|
continue;
|
|
}
|
|
|
|
if (!($v & DB_DATAOBJECT_NOTNULL) && DB_DataObject::_is_null($this,$k)) {
|
|
$this->whereAdd(" $kSql IS NULL");
|
|
continue;
|
|
}
|
|
|
|
|
|
if ($v & DB_DATAOBJECT_STR) {
|
|
$this->whereAdd(" $kSql = " . $this->_quote((string) (
|
|
($v & DB_DATAOBJECT_BOOL) ?
|
|
// this is thanks to the braindead idea of postgres to
|
|
// use t/f for boolean.
|
|
(($this->$k === 'f') ? 0 : (int)(bool) $this->$k) :
|
|
$this->$k
|
|
)) );
|
|
continue;
|
|
}
|
|
if (is_numeric($this->$k)) {
|
|
$this->whereAdd(" $kSql = {$this->$k}");
|
|
continue;
|
|
}
|
|
/* this is probably an error condition! */
|
|
$this->whereAdd(" $kSql = ".intval($this->$k));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* autoload Class relating to a table
|
|
* (depreciated - use ::factory)
|
|
*
|
|
* @param string $table table
|
|
* @access private
|
|
* @return string classname on Success
|
|
*/
|
|
function staticAutoloadTable($table)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
if (empty($_DB_DATAOBJECT['CONFIG'])) {
|
|
DB_DataObject::_loadConfig();
|
|
}
|
|
$p = isset($_DB_DATAOBJECT['CONFIG']['class_prefix']) ?
|
|
$_DB_DATAOBJECT['CONFIG']['class_prefix'] : '';
|
|
$class = $p . preg_replace('/[^A-Z0-9]/i','_',ucfirst($table));
|
|
|
|
$ce = substr(phpversion(),0,1) > 4 ? class_exists($class,false) : class_exists($class);
|
|
$class = $ce ? $class : DB_DataObject::_autoloadClass($class);
|
|
return $class;
|
|
}
|
|
|
|
|
|
/**
|
|
* classic factory method for loading a table class
|
|
* usage: $do = DB_DataObject::factory('person')
|
|
* WARNING - this may emit a include error if the file does not exist..
|
|
* use @ to silence it (if you are sure it is acceptable)
|
|
* eg. $do = @DB_DataObject::factory('person')
|
|
*
|
|
* table name can bedatabasename/table
|
|
* - and allow modular dataobjects to be written..
|
|
* (this also helps proxy creation)
|
|
*
|
|
* Experimental Support for Multi-Database factory eg. mydatabase.mytable
|
|
*
|
|
*
|
|
* @param string $table tablename (use blank to create a new instance of the same class.)
|
|
* @access private
|
|
* @return DataObject|PEAR_Error
|
|
*/
|
|
|
|
|
|
|
|
function factory($table = '') {
|
|
global $_DB_DATAOBJECT;
|
|
|
|
|
|
// multi-database support.. - experimental.
|
|
$database = '';
|
|
|
|
if (strpos( $table,'/') !== false ) {
|
|
list($database,$table) = explode('.',$table, 2);
|
|
|
|
}
|
|
|
|
if (empty($_DB_DATAOBJECT['CONFIG'])) {
|
|
DB_DataObject::_loadConfig();
|
|
}
|
|
// no configuration available for database
|
|
if (!empty($database) && empty($_DB_DATAOBJECT['CONFIG']['database_'.$database])) {
|
|
return DB_DataObject::raiseError(
|
|
"unable to find database_{$database} in Configuration, It is required for factory with database"
|
|
, 0, PEAR_ERROR_DIE );
|
|
}
|
|
|
|
|
|
|
|
if ($table === '') {
|
|
if (is_a($this,'DB_DataObject') && strlen($this->__table)) {
|
|
$table = $this->__table;
|
|
} else {
|
|
return DB_DataObject::raiseError(
|
|
"factory did not recieve a table name",
|
|
DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
}
|
|
}
|
|
|
|
// does this need multi db support??
|
|
$cp = isset($_DB_DATAOBJECT['CONFIG']['class_prefix']) ?
|
|
explode(PATH_SEPARATOR, $_DB_DATAOBJECT['CONFIG']['class_prefix']) : '';
|
|
|
|
// multiprefix support.
|
|
$tbl = preg_replace('/[^A-Z0-9]/i','_',ucfirst($table));
|
|
if (is_array($cp)) {
|
|
$class = array();
|
|
foreach($cp as $cpr) {
|
|
$ce = substr(phpversion(),0,1) > 4 ? class_exists($cpr . $tbl,false) : class_exists($cpr . $tbl);
|
|
if ($ce) {
|
|
$class = $cpr . $tbl;
|
|
break;
|
|
}
|
|
$class[] = $cpr . $tbl;
|
|
}
|
|
} else {
|
|
$class = $tbl;
|
|
$ce = substr(phpversion(),0,1) > 4 ? class_exists($class,false) : class_exists($class);
|
|
}
|
|
|
|
|
|
$rclass = $ce ? $class : DB_DataObject::_autoloadClass($class, $table);
|
|
|
|
// proxy = full|light
|
|
if (!$rclass && isset($_DB_DATAOBJECT['CONFIG']['proxy'])) {
|
|
|
|
DB_DataObject::debug("FAILED TO Autoload $database.$table - using proxy.","FACTORY",1);
|
|
|
|
|
|
$proxyMethod = 'getProxy'.$_DB_DATAOBJECT['CONFIG']['proxy'];
|
|
// if you have loaded (some other way) - dont try and load it again..
|
|
class_exists('DB_DataObject_Generator') ? '' :
|
|
require_once 'DB/DataObject/Generator.php';
|
|
|
|
$d = new DB_DataObject;
|
|
|
|
$d->__table = $table;
|
|
if (is_a($ret = $d->_connect(), 'PEAR_Error')) {
|
|
return $ret;
|
|
}
|
|
|
|
$x = new DB_DataObject_Generator;
|
|
return $x->$proxyMethod( $d->_database, $table);
|
|
}
|
|
|
|
if (!$rclass) {
|
|
return DB_DataObject::raiseError(
|
|
"factory could not find class " .
|
|
(is_array($class) ? implode(PATH_SEPARATOR, $class) : $class ).
|
|
"from $table",
|
|
DB_DATAOBJECT_ERROR_INVALIDCONFIG);
|
|
}
|
|
$ret = new $rclass;
|
|
if (!empty($database)) {
|
|
DB_DataObject::debug("Setting database to $database","FACTORY",1);
|
|
$ret->database($database);
|
|
}
|
|
return $ret;
|
|
}
|
|
/**
|
|
* autoload Class
|
|
*
|
|
* @param string|array $class Class
|
|
* @param string $table Table trying to load.
|
|
* @access private
|
|
* @return string classname on Success
|
|
*/
|
|
function _autoloadClass($class, $table=false)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
if (empty($_DB_DATAOBJECT['CONFIG'])) {
|
|
DB_DataObject::_loadConfig();
|
|
}
|
|
$class_prefix = empty($_DB_DATAOBJECT['CONFIG']['class_prefix']) ?
|
|
'' : $_DB_DATAOBJECT['CONFIG']['class_prefix'];
|
|
|
|
$table = $table ? $table : substr($class,strlen($class_prefix));
|
|
|
|
// only include the file if it exists - and barf badly if it has parse errors :)
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['proxy']) || empty($_DB_DATAOBJECT['CONFIG']['class_location'])) {
|
|
return false;
|
|
}
|
|
// support for:
|
|
// class_location = mydir/ => maps to mydir/Tablename.php
|
|
// class_location = mydir/myfile_%s.php => maps to mydir/myfile_Tablename
|
|
// with directory sepr
|
|
// class_location = mydir/:mydir2/: => tries all of thes locations.
|
|
$cl = $_DB_DATAOBJECT['CONFIG']['class_location'];
|
|
|
|
|
|
switch (true) {
|
|
case (strpos($cl ,'%s') !== false):
|
|
$file = sprintf($cl , preg_replace('/[^A-Z0-9]/i','_',ucfirst($table)));
|
|
break;
|
|
|
|
case (strpos($cl , PATH_SEPARATOR) !== false):
|
|
$file = array();
|
|
foreach(explode(PATH_SEPARATOR, $cl ) as $p) {
|
|
$file[] = $p .'/'.preg_replace('/[^A-Z0-9]/i','_',ucfirst($table)).".php";
|
|
}
|
|
break;
|
|
default:
|
|
$file = $cl .'/'.preg_replace('/[^A-Z0-9]/i','_',ucfirst($table)).".php";
|
|
break;
|
|
}
|
|
|
|
$cls = is_array($class) ? $class : array($class);
|
|
|
|
if (is_array($file) || !file_exists($file)) {
|
|
$found = false;
|
|
|
|
$file = is_array($file) ? $file : array($file);
|
|
$search = implode(PATH_SEPARATOR, $file);
|
|
foreach($file as $f) {
|
|
foreach(explode(PATH_SEPARATOR, '' . PATH_SEPARATOR . ini_get('include_path')) as $p) {
|
|
$ff = empty($p) ? $f : "$p/$f";
|
|
|
|
if (file_exists($ff)) {
|
|
$file = $ff;
|
|
$found = true;
|
|
break;
|
|
}
|
|
}
|
|
if ($found) {
|
|
break;
|
|
}
|
|
}
|
|
if (!$found) {
|
|
DB_DataObject::raiseError(
|
|
"autoload:Could not find class " . implode(',', $cls) .
|
|
" using class_location value :" . $search .
|
|
" using include_path value :" . ini_get('include_path'),
|
|
DB_DATAOBJECT_ERROR_INVALIDCONFIG);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
include_once $file;
|
|
|
|
|
|
$ce = false;
|
|
foreach($cls as $c) {
|
|
$ce = substr(phpversion(),0,1) > 4 ? class_exists($c,false) : class_exists($c);
|
|
if ($ce) {
|
|
$class = $c;
|
|
break;
|
|
}
|
|
}
|
|
if (!$ce) {
|
|
DB_DataObject::raiseError(
|
|
"autoload:Could not autoload " . implode(',', $cls) ,
|
|
DB_DATAOBJECT_ERROR_INVALIDCONFIG);
|
|
return false;
|
|
}
|
|
return $class;
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Have the links been loaded?
|
|
* if they have it contains a array of those variables.
|
|
*
|
|
* @access private
|
|
* @var boolean | array
|
|
*/
|
|
var $_link_loaded = false;
|
|
|
|
/**
|
|
* Get the links associate array as defined by the links.ini file.
|
|
*
|
|
*
|
|
* Experimental... -
|
|
* Should look a bit like
|
|
* [local_col_name] => "related_tablename:related_col_name"
|
|
*
|
|
*
|
|
* @return array|null
|
|
* array = if there are links defined for this table.
|
|
* empty array - if there is a links.ini file, but no links on this table
|
|
* null - if no links.ini exists for this database (hence try auto_links).
|
|
* @access public
|
|
* @see DB_DataObject::getLinks(), DB_DataObject::getLink()
|
|
*/
|
|
|
|
function links()
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
if (empty($_DB_DATAOBJECT['CONFIG'])) {
|
|
$this->_loadConfig();
|
|
}
|
|
// have to connect.. -> otherwise things break later.
|
|
$this->_connect();
|
|
|
|
if (isset($_DB_DATAOBJECT['LINKS'][$this->_database][$this->__table])) {
|
|
return $_DB_DATAOBJECT['LINKS'][$this->_database][$this->__table];
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// attempt to load links file here..
|
|
|
|
if (!isset($_DB_DATAOBJECT['LINKS'][$this->_database])) {
|
|
$schemas = isset($_DB_DATAOBJECT['CONFIG']['schema_location']) ?
|
|
array("{$_DB_DATAOBJECT['CONFIG']['schema_location']}/{$this->_database}.ini") :
|
|
array() ;
|
|
|
|
if (isset($_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"])) {
|
|
$schemas = is_array($_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"]) ?
|
|
$_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"] :
|
|
explode(PATH_SEPARATOR,$_DB_DATAOBJECT['CONFIG']["ini_{$this->_database}"]);
|
|
}
|
|
|
|
|
|
$_DB_DATAOBJECT['LINKS'][$this->_database] = array();
|
|
foreach ($schemas as $ini) {
|
|
|
|
$links =
|
|
isset($_DB_DATAOBJECT['CONFIG']["links_{$this->_database}"]) ?
|
|
$_DB_DATAOBJECT['CONFIG']["links_{$this->_database}"] :
|
|
str_replace('.ini','.links.ini',$ini);
|
|
|
|
if (file_exists($links) && is_file($links)) {
|
|
/* not sure why $links = ... here - TODO check if that works */
|
|
$_DB_DATAOBJECT['LINKS'][$this->_database] = array_merge(
|
|
$_DB_DATAOBJECT['LINKS'][$this->_database],
|
|
parse_ini_file($links, true)
|
|
);
|
|
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("Loaded links.ini file: $links","links",1);
|
|
}
|
|
} else {
|
|
if (!empty($_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
$this->debug("Missing links.ini file: $links","links",1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// if there is no link data at all on the file!
|
|
// we return null.
|
|
if (!isset($_DB_DATAOBJECT['LINKS'][$this->_database])) {
|
|
return null;
|
|
}
|
|
|
|
if (isset($_DB_DATAOBJECT['LINKS'][$this->_database][$this->__table])) {
|
|
return $_DB_DATAOBJECT['LINKS'][$this->_database][$this->__table];
|
|
}
|
|
|
|
return array();
|
|
}
|
|
/**
|
|
* load related objects
|
|
*
|
|
* There are two ways to use this, one is to set up a <dbname>.links.ini file
|
|
* into a static property named <dbname>.links and specifies the table joins,
|
|
* the other highly dependent on naming columns 'correctly' :)
|
|
* using colname = xxxxx_yyyyyy
|
|
* xxxxxx = related table; (yyyyy = user defined..)
|
|
* looks up table xxxxx, for value id=$this->xxxxx
|
|
* stores it in $this->_xxxxx_yyyyy
|
|
* you can change what object vars the links are stored in by
|
|
* changeing the format parameter
|
|
*
|
|
*
|
|
* @param string format (default _%s) where %s is the table name.
|
|
* @author Tim White <tim@cyface.com>
|
|
* @access public
|
|
* @return boolean , true on success
|
|
*/
|
|
function getLinks($format = '_%s')
|
|
{
|
|
|
|
// get table will load the options.
|
|
if ($this->_link_loaded) {
|
|
return true;
|
|
}
|
|
$this->_link_loaded = false;
|
|
$cols = $this->table();
|
|
$links = $this->links();
|
|
|
|
$loaded = array();
|
|
|
|
if ($links) {
|
|
foreach($links as $key => $match) {
|
|
list($table,$link) = explode(':', $match);
|
|
$k = sprintf($format, str_replace('.', '_', $key));
|
|
// makes sure that '.' is the end of the key;
|
|
if ($p = strpos($key,'.')) {
|
|
$key = substr($key, 0, $p);
|
|
}
|
|
|
|
$this->$k = $this->getLink($key, $table, $link);
|
|
|
|
if (is_object($this->$k)) {
|
|
$loaded[] = $k;
|
|
}
|
|
}
|
|
$this->_link_loaded = $loaded;
|
|
return true;
|
|
}
|
|
// this is the autonaming stuff..
|
|
// it sends the column name down to getLink and lets that sort it out..
|
|
// if there is a links file then it is not used!
|
|
// IT IS DEPRECIATED!!!! - USE
|
|
if (!is_null($links)) {
|
|
return false;
|
|
}
|
|
|
|
|
|
foreach (array_keys($cols) as $key) {
|
|
if (!($p = strpos($key, '_'))) {
|
|
continue;
|
|
}
|
|
// does the table exist.
|
|
$k =sprintf($format, $key);
|
|
$this->$k = $this->getLink($key);
|
|
if (is_object($this->$k)) {
|
|
$loaded[] = $k;
|
|
}
|
|
}
|
|
$this->_link_loaded = $loaded;
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* return name from related object
|
|
*
|
|
* There are two ways to use this, one is to set up a <dbname>.links.ini file
|
|
* into a static property named <dbname>.links and specifies the table joins,
|
|
* the other is highly dependant on naming columns 'correctly' :)
|
|
*
|
|
* NOTE: the naming convention is depreciated!!! - use links.ini
|
|
*
|
|
* using colname = xxxxx_yyyyyy
|
|
* xxxxxx = related table; (yyyyy = user defined..)
|
|
* looks up table xxxxx, for value id=$this->xxxxx
|
|
* stores it in $this->_xxxxx_yyyyy
|
|
*
|
|
* you can also use $this->getLink('thisColumnName','otherTable','otherTableColumnName')
|
|
*
|
|
*
|
|
* @param string $row either row or row.xxxxx
|
|
* @param string $table name of table to look up value in
|
|
* @param string $link name of column in other table to match
|
|
* @author Tim White <tim@cyface.com>
|
|
* @access public
|
|
* @return mixed object on success
|
|
*/
|
|
function getLink($row, $table = null, $link = false)
|
|
{
|
|
|
|
|
|
// GUESS THE LINKED TABLE.. (if found - recursevly call self)
|
|
|
|
if ($table === null) {
|
|
$links = $this->links();
|
|
|
|
if (is_array($links)) {
|
|
|
|
if ($links[$row]) {
|
|
list($table,$link) = explode(':', $links[$row]);
|
|
if ($p = strpos($row,".")) {
|
|
$row = substr($row,0,$p);
|
|
}
|
|
return $this->getLink($row,$table,$link);
|
|
|
|
}
|
|
|
|
$this->raiseError(
|
|
"getLink: $row is not defined as a link (normally this is ok)",
|
|
DB_DATAOBJECT_ERROR_NODATA);
|
|
|
|
$r = false;
|
|
return $r;// technically a possible error condition?
|
|
|
|
}
|
|
// use the old _ method - this shouldnt happen if called via getLinks()
|
|
if (!($p = strpos($row, '_'))) {
|
|
$r = null;
|
|
return $r;
|
|
}
|
|
$table = substr($row, 0, $p);
|
|
return $this->getLink($row, $table);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!isset($this->$row)) {
|
|
$this->raiseError("getLink: row not set $row", DB_DATAOBJECT_ERROR_NODATA);
|
|
return false;
|
|
}
|
|
|
|
// check to see if we know anything about this table..
|
|
|
|
$obj = $this->factory($table);
|
|
|
|
if (!is_a($obj,'DB_DataObject')) {
|
|
$this->raiseError(
|
|
"getLink:Could not find class for row $row, table $table",
|
|
DB_DATAOBJECT_ERROR_INVALIDCONFIG);
|
|
return false;
|
|
}
|
|
if ($link) {
|
|
if ($obj->get($link, $this->$row)) {
|
|
return $obj;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
if ($obj->get($this->$row)) {
|
|
return $obj;
|
|
}
|
|
return false;
|
|
|
|
}
|
|
|
|
/**
|
|
* IS THIS SUPPORTED/USED ANYMORE????
|
|
*return a list of options for a linked table
|
|
*
|
|
* This is highly dependant on naming columns 'correctly' :)
|
|
* using colname = xxxxx_yyyyyy
|
|
* xxxxxx = related table; (yyyyy = user defined..)
|
|
* looks up table xxxxx, for value id=$this->xxxxx
|
|
* stores it in $this->_xxxxx_yyyyy
|
|
*
|
|
* @access public
|
|
* @return array of results (empty array on failure)
|
|
*/
|
|
function &getLinkArray($row, $table = null)
|
|
{
|
|
|
|
$ret = array();
|
|
if (!$table) {
|
|
$links = $this->links();
|
|
|
|
if (is_array($links)) {
|
|
if (!isset($links[$row])) {
|
|
// failed..
|
|
return $ret;
|
|
}
|
|
list($table,$link) = explode(':',$links[$row]);
|
|
} else {
|
|
if (!($p = strpos($row,'_'))) {
|
|
return $ret;
|
|
}
|
|
$table = substr($row,0,$p);
|
|
}
|
|
}
|
|
|
|
$c = $this->factory($table);
|
|
|
|
if (!is_a($c,'DB_DataObject')) {
|
|
$this->raiseError(
|
|
"getLinkArray:Could not find class for row $row, table $table",
|
|
DB_DATAOBJECT_ERROR_INVALIDCONFIG
|
|
);
|
|
return $ret;
|
|
}
|
|
|
|
// if the user defined method list exists - use it...
|
|
if (method_exists($c, 'listFind')) {
|
|
$c->listFind($this->id);
|
|
} else {
|
|
$c->find();
|
|
}
|
|
while ($c->fetch()) {
|
|
$ret[] = $c;
|
|
}
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* The JOIN condition
|
|
*
|
|
* @access private
|
|
* @var string
|
|
*/
|
|
var $_join = '';
|
|
|
|
/**
|
|
* joinAdd - adds another dataobject to this, building a joined query.
|
|
*
|
|
* example (requires links.ini to be set up correctly)
|
|
* // get all the images for product 24
|
|
* $i = new DataObject_Image();
|
|
* $pi = new DataObjects_Product_image();
|
|
* $pi->product_id = 24; // set the product id to 24
|
|
* $i->joinAdd($pi); // add the product_image connectoin
|
|
* $i->find();
|
|
* while ($i->fetch()) {
|
|
* // do stuff
|
|
* }
|
|
* // an example with 2 joins
|
|
* // get all the images linked with products or productgroups
|
|
* $i = new DataObject_Image();
|
|
* $pi = new DataObject_Product_image();
|
|
* $pgi = new DataObject_Productgroup_image();
|
|
* $i->joinAdd($pi);
|
|
* $i->joinAdd($pgi);
|
|
* $i->find();
|
|
* while ($i->fetch()) {
|
|
* // do stuff
|
|
* }
|
|
*
|
|
*
|
|
* @param optional $obj object |array the joining object (no value resets the join)
|
|
* If you use an array here it should be in the format:
|
|
* array('local_column','remotetable:remote_column');
|
|
* if remotetable does not have a definition, you should
|
|
* use @ to hide the include error message..
|
|
*
|
|
*
|
|
* @param optional $joinType string | array
|
|
* 'LEFT'|'INNER'|'RIGHT'|'' Inner is default, '' indicates
|
|
* just select ... from a,b,c with no join and
|
|
* links are added as where items.
|
|
*
|
|
* If second Argument is array, it is assumed to be an associative
|
|
* array with arguments matching below = eg.
|
|
* 'joinType' => 'INNER',
|
|
* 'joinAs' => '...'
|
|
* 'joinCol' => ....
|
|
* 'useWhereAsOn' => false,
|
|
*
|
|
* @param optional $joinAs string if you want to select the table as anther name
|
|
* useful when you want to select multiple columsn
|
|
* from a secondary table.
|
|
|
|
* @param optional $joinCol string The column on This objects table to match (needed
|
|
* if this table links to the child object in
|
|
* multiple places eg.
|
|
* user->friend (is a link to another user)
|
|
* user->mother (is a link to another user..)
|
|
*
|
|
* optional 'useWhereAsOn' bool default false;
|
|
* convert the where argments from the object being added
|
|
* into ON arguments.
|
|
*
|
|
*
|
|
* @return none
|
|
* @access public
|
|
* @author Stijn de Reede <sjr@gmx.co.uk>
|
|
*/
|
|
function joinAdd($obj = false, $joinType='INNER', $joinAs=false, $joinCol=false)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
if ($obj === false) {
|
|
$this->_join = '';
|
|
return;
|
|
}
|
|
|
|
//echo '<PRE>'; print_r(func_get_args());
|
|
$useWhereAsOn = false;
|
|
// support for 2nd argument as an array of options
|
|
if (is_array($joinType)) {
|
|
// new options can now go in here... (dont forget to document them)
|
|
$useWhereAsOn = !empty($joinType['useWhereAsOn']);
|
|
$joinCol = isset($joinType['joinCol']) ? $joinType['joinCol'] : $joinCol;
|
|
$joinAs = isset($joinType['joinAs']) ? $joinType['joinAs'] : $joinAs;
|
|
$joinType = isset($joinType['joinType']) ? $joinType['joinType'] : 'INNER';
|
|
}
|
|
// support for array as first argument
|
|
// this assumes that you dont have a links.ini for the specified table.
|
|
// and it doesnt exist as am extended dataobject!! - experimental.
|
|
|
|
$ofield = false; // object field
|
|
$tfield = false; // this field
|
|
$toTable = false;
|
|
if (is_array($obj)) {
|
|
$tfield = $obj[0];
|
|
list($toTable,$ofield) = explode(':',$obj[1]);
|
|
$obj = DB_DataObject::factory($toTable);
|
|
|
|
if (!$obj || is_a($obj,'PEAR_Error')) {
|
|
$obj = new DB_DataObject;
|
|
$obj->__table = $toTable;
|
|
}
|
|
$obj->_connect();
|
|
// set the table items to nothing.. - eg. do not try and match
|
|
// things in the child table...???
|
|
$items = array();
|
|
}
|
|
|
|
if (!is_object($obj) || !is_a($obj,'DB_DataObject')) {
|
|
return $this->raiseError("joinAdd: called without an object", DB_DATAOBJECT_ERROR_NODATA,PEAR_ERROR_DIE);
|
|
}
|
|
/* make sure $this->_database is set. */
|
|
$this->_connect();
|
|
$DB = &$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
|
|
|
|
/// CHANGED 26 JUN 2009 - we prefer links from our local table over the remote one.
|
|
|
|
/* otherwise see if there are any links from this table to the obj. */
|
|
//print_r($this->links());
|
|
if (($ofield === false) && ($links = $this->links())) {
|
|
foreach ($links as $k => $v) {
|
|
/* link contains {this column} = {linked table}:{linked column} */
|
|
$ar = explode(':', $v);
|
|
// Feature Request #4266 - Allow joins with multiple keys
|
|
if (strpos($k, ',') !== false) {
|
|
$k = explode(',', $k);
|
|
}
|
|
if (strpos($ar[1], ',') !== false) {
|
|
$ar[1] = explode(',', $ar[1]);
|
|
}
|
|
|
|
if ($ar[0] == $obj->__table) {
|
|
if ($joinCol !== false) {
|
|
if ($k == $joinCol) {
|
|
$tfield = $k;
|
|
$ofield = $ar[1];
|
|
break;
|
|
} else {
|
|
continue;
|
|
}
|
|
} else {
|
|
$tfield = $k;
|
|
$ofield = $ar[1];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
/* look up the links for obj table */
|
|
//print_r($obj->links());
|
|
if (!$ofield && ($olinks = $obj->links())) {
|
|
|
|
foreach ($olinks as $k => $v) {
|
|
/* link contains {this column} = {linked table}:{linked column} */
|
|
$ar = explode(':', $v);
|
|
|
|
// Feature Request #4266 - Allow joins with multiple keys
|
|
|
|
$links_key_array = strpos($k,',');
|
|
if ($links_key_array !== false) {
|
|
$k = explode(',', $k);
|
|
}
|
|
|
|
$ar_array = strpos($ar[1],',');
|
|
if ($ar_array !== false) {
|
|
$ar[1] = explode(',', $ar[1]);
|
|
}
|
|
|
|
if ($ar[0] == $this->__table) {
|
|
|
|
// you have explictly specified the column
|
|
// and the col is listed here..
|
|
// not sure if 1:1 table could cause probs here..
|
|
|
|
if ($joinCol !== false) {
|
|
$this->raiseError(
|
|
"joinAdd: You cannot target a join column in the " .
|
|
"'link from' table ({$obj->__table}). " .
|
|
"Either remove the fourth argument to joinAdd() ".
|
|
"({$joinCol}), or alter your links.ini file.",
|
|
DB_DATAOBJECT_ERROR_NODATA);
|
|
return false;
|
|
}
|
|
|
|
$ofield = $k;
|
|
$tfield = $ar[1];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// finally if these two table have column names that match do a join by default on them
|
|
|
|
if (($ofield === false) && $joinCol) {
|
|
$ofield = $joinCol;
|
|
$tfield = $joinCol;
|
|
|
|
}
|
|
/* did I find a conneciton between them? */
|
|
|
|
if ($ofield === false) {
|
|
$this->raiseError(
|
|
"joinAdd: {$obj->__table} has no link with {$this->__table}",
|
|
DB_DATAOBJECT_ERROR_NODATA);
|
|
return false;
|
|
}
|
|
$joinType = strtoupper($joinType);
|
|
|
|
// we default to joining as the same name (this is remvoed later..)
|
|
|
|
if ($joinAs === false) {
|
|
$joinAs = $obj->__table;
|
|
}
|
|
|
|
$quoteIdentifiers = !empty($_DB_DATAOBJECT['CONFIG']['quote_identifiers']);
|
|
$options = $_DB_DATAOBJECT['CONFIG'];
|
|
|
|
// not sure how portable adding database prefixes is..
|
|
$objTable = $quoteIdentifiers ?
|
|
$DB->quoteIdentifier($obj->__table) :
|
|
$obj->__table ;
|
|
|
|
$dbPrefix = '';
|
|
if (strlen($obj->_database) && in_array($DB->dsn['phptype'],array('mysql','mysqli'))) {
|
|
$dbPrefix = ($quoteIdentifiers
|
|
? $DB->quoteIdentifier($obj->_database)
|
|
: $obj->_database) . '.';
|
|
}
|
|
|
|
// if they are the same, then dont add a prefix...
|
|
if ($obj->_database == $this->_database) {
|
|
$dbPrefix = '';
|
|
}
|
|
// as far as we know only mysql supports database prefixes..
|
|
// prefixing the database name is now the default behaviour,
|
|
// as it enables joining mutiple columns from multiple databases...
|
|
|
|
// prefix database (quoted if neccessary..)
|
|
$objTable = $dbPrefix . $objTable;
|
|
|
|
$cond = '';
|
|
|
|
// if obj only a dataobject - eg. no extended class has been defined..
|
|
// it obvioulsy cant work out what child elements might exist...
|
|
// until we get on the fly querying of tables..
|
|
// note: we have already checked that it is_a(db_dataobject earlier)
|
|
if ( strtolower(get_class($obj)) != 'db_dataobject') {
|
|
|
|
// now add where conditions for anything that is set in the object
|
|
|
|
|
|
|
|
$items = $obj->table();
|
|
// will return an array if no items..
|
|
|
|
// only fail if we where expecting it to work (eg. not joined on a array)
|
|
|
|
if (!$items) {
|
|
$this->raiseError(
|
|
"joinAdd: No table definition for {$obj->__table}",
|
|
DB_DATAOBJECT_ERROR_INVALIDCONFIG);
|
|
return false;
|
|
}
|
|
|
|
$ignore_null = !isset($options['disable_null_strings'])
|
|
|| !is_string($options['disable_null_strings'])
|
|
|| strtolower($options['disable_null_strings']) !== 'full' ;
|
|
|
|
|
|
foreach($items as $k => $v) {
|
|
if (!isset($obj->$k) && $ignore_null) {
|
|
continue;
|
|
}
|
|
|
|
$kSql = ($quoteIdentifiers ? $DB->quoteIdentifier($k) : $k);
|
|
|
|
if (DB_DataObject::_is_null($obj,$k)) {
|
|
$obj->whereAdd("{$joinAs}.{$kSql} IS NULL");
|
|
continue;
|
|
}
|
|
|
|
if ($v & DB_DATAOBJECT_STR) {
|
|
$obj->whereAdd("{$joinAs}.{$kSql} = " . $this->_quote((string) (
|
|
($v & DB_DATAOBJECT_BOOL) ?
|
|
// this is thanks to the braindead idea of postgres to
|
|
// use t/f for boolean.
|
|
(($obj->$k === 'f') ? 0 : (int)(bool) $obj->$k) :
|
|
$obj->$k
|
|
)));
|
|
continue;
|
|
}
|
|
if (is_numeric($obj->$k)) {
|
|
$obj->whereAdd("{$joinAs}.{$kSql} = {$obj->$k}");
|
|
continue;
|
|
}
|
|
|
|
if (is_a($obj->$k,'DB_DataObject_Cast')) {
|
|
$value = $obj->$k->toString($v,$DB);
|
|
if (PEAR::isError($value)) {
|
|
$this->raiseError($value->getMessage() ,DB_DATAOBJECT_ERROR_INVALIDARG);
|
|
return false;
|
|
}
|
|
$obj->whereAdd("{$joinAs}.{$kSql} = $value");
|
|
continue;
|
|
}
|
|
|
|
|
|
/* this is probably an error condition! */
|
|
$obj->whereAdd("{$joinAs}.{$kSql} = 0");
|
|
}
|
|
if ($this->_query === false) {
|
|
$this->raiseError(
|
|
"joinAdd can not be run from a object that has had a query run on it,
|
|
clone the object or create a new one and use setFrom()",
|
|
DB_DATAOBJECT_ERROR_INVALIDARGS);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// and finally merge the whereAdd from the child..
|
|
if ($obj->_query['condition']) {
|
|
$cond = preg_replace('/^\sWHERE/i','',$obj->_query['condition']);
|
|
|
|
if (!$useWhereAsOn) {
|
|
$this->whereAdd($cond);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
// nested (join of joined objects..)
|
|
$appendJoin = '';
|
|
if ($obj->_join) {
|
|
// postgres allows nested queries, with ()'s
|
|
// not sure what the results are with other databases..
|
|
// may be unpredictable..
|
|
if (in_array($DB->dsn["phptype"],array('pgsql'))) {
|
|
$objTable = "($objTable {$obj->_join})";
|
|
} else {
|
|
$appendJoin = $obj->_join;
|
|
}
|
|
}
|
|
|
|
|
|
// fix for #2216
|
|
// add the joinee object's conditions to the ON clause instead of the WHERE clause
|
|
if ($useWhereAsOn && strlen($cond)) {
|
|
$appendJoin = ' AND ' . $cond . ' ' . $appendJoin;
|
|
}
|
|
|
|
|
|
|
|
$table = $this->__table;
|
|
|
|
if ($quoteIdentifiers) {
|
|
$joinAs = $DB->quoteIdentifier($joinAs);
|
|
$table = $DB->quoteIdentifier($table);
|
|
$ofield = (is_array($ofield)) ? array_map(array($DB, 'quoteIdentifier'), $ofield) : $DB->quoteIdentifier($ofield);
|
|
$tfield = (is_array($tfield)) ? array_map(array($DB, 'quoteIdentifier'), $tfield) : $DB->quoteIdentifier($tfield);
|
|
}
|
|
// add database prefix if they are different databases
|
|
|
|
|
|
$fullJoinAs = '';
|
|
$addJoinAs = ($quoteIdentifiers ? $DB->quoteIdentifier($obj->__table) : $obj->__table) != $joinAs;
|
|
if ($addJoinAs) {
|
|
// join table a AS b - is only supported by a few databases and is probably not needed
|
|
// , however since it makes the whole Statement alot clearer we are leaving it in
|
|
// for those databases.
|
|
$fullJoinAs = in_array($DB->dsn["phptype"],array('mysql','mysqli','pgsql')) ? "AS {$joinAs}" : $joinAs;
|
|
} else {
|
|
// if
|
|
$joinAs = $dbPrefix . $joinAs;
|
|
}
|
|
|
|
|
|
switch ($joinType) {
|
|
case 'INNER':
|
|
case 'LEFT':
|
|
case 'RIGHT': // others??? .. cross, left outer, right outer, natural..?
|
|
|
|
// Feature Request #4266 - Allow joins with multiple keys
|
|
$jadd = "\n {$joinType} JOIN {$objTable} {$fullJoinAs}";
|
|
//$this->_join .= "\n {$joinType} JOIN {$objTable} {$fullJoinAs}";
|
|
if (is_array($ofield)) {
|
|
$key_count = count($ofield);
|
|
for($i = 0; $i < $key_count; $i++) {
|
|
if ($i == 0) {
|
|
$jadd .= " ON ({$joinAs}.{$ofield[$i]}={$table}.{$tfield[$i]}) ";
|
|
}
|
|
else {
|
|
$jadd .= " AND {$joinAs}.{$ofield[$i]}={$table}.{$tfield[$i]} ";
|
|
}
|
|
}
|
|
$jadd .= ' ' . $appendJoin . ' ';
|
|
} else {
|
|
$jadd .= " ON ({$joinAs}.{$ofield}={$table}.{$tfield}) {$appendJoin} ";
|
|
}
|
|
// jadd avaliable for debugging join build.
|
|
//echo $jadd ."\n";
|
|
$this->_join .= $jadd;
|
|
break;
|
|
|
|
case '': // this is just a standard multitable select..
|
|
$this->_join .= "\n , {$objTable} {$fullJoinAs} {$appendJoin}";
|
|
$this->whereAdd("{$joinAs}.{$ofield}={$table}.{$tfield}");
|
|
}
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
/**
|
|
* Copies items that are in the table definitions from an
|
|
* array or object into the current object
|
|
* will not override key values.
|
|
*
|
|
*
|
|
* @param array | object $from
|
|
* @param string $format eg. map xxxx_name to $object->name using 'xxxx_%s' (defaults to %s - eg. name -> $object->name
|
|
* @param boolean $skipEmpty (dont assign empty values if a column is empty (eg. '' / 0 etc...)
|
|
* @access public
|
|
* @return true on success or array of key=>setValue error message
|
|
*/
|
|
function setFrom($from, $format = '%s', $skipEmpty=false)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
$keys = $this->keys();
|
|
$items = $this->table();
|
|
if (!$items) {
|
|
$this->raiseError(
|
|
"setFrom:Could not find table definition for {$this->__table}",
|
|
DB_DATAOBJECT_ERROR_INVALIDCONFIG);
|
|
return;
|
|
}
|
|
$overload_return = array();
|
|
foreach (array_keys($items) as $k) {
|
|
if (in_array($k,$keys)) {
|
|
continue; // dont overwrite keys
|
|
}
|
|
if (!$k) {
|
|
continue; // ignore empty keys!!! what
|
|
}
|
|
if (is_object($from) && isset($from->{sprintf($format,$k)})) {
|
|
$kk = (strtolower($k) == 'from') ? '_from' : $k;
|
|
if (method_exists($this,'set'.$kk)) {
|
|
$ret = $this->{'set'.$kk}($from->{sprintf($format,$k)});
|
|
if (is_string($ret)) {
|
|
$overload_return[$k] = $ret;
|
|
}
|
|
continue;
|
|
}
|
|
$this->$k = $from->{sprintf($format,$k)};
|
|
continue;
|
|
}
|
|
|
|
if (is_object($from)) {
|
|
continue;
|
|
}
|
|
|
|
if (empty($from[sprintf($format,$k)]) && $skipEmpty) {
|
|
continue;
|
|
}
|
|
|
|
if (!isset($from[sprintf($format,$k)]) && !DB_DataObject::_is_null($from, sprintf($format,$k))) {
|
|
continue;
|
|
}
|
|
|
|
$kk = (strtolower($k) == 'from') ? '_from' : $k;
|
|
if (method_exists($this,'set'. $kk)) {
|
|
$ret = $this->{'set'.$kk}($from[sprintf($format,$k)]);
|
|
if (is_string($ret)) {
|
|
$overload_return[$k] = $ret;
|
|
}
|
|
continue;
|
|
}
|
|
if (is_object($from[sprintf($format,$k)])) {
|
|
continue;
|
|
}
|
|
if (is_array($from[sprintf($format,$k)])) {
|
|
continue;
|
|
}
|
|
$ret = $this->fromValue($k,$from[sprintf($format,$k)]);
|
|
if ($ret !== true) {
|
|
$overload_return[$k] = 'Not A Valid Value';
|
|
}
|
|
//$this->$k = $from[sprintf($format,$k)];
|
|
}
|
|
if ($overload_return) {
|
|
return $overload_return;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Returns an associative array from the current data
|
|
* (kind of oblivates the idea behind DataObjects, but
|
|
* is usefull if you use it with things like QuickForms.
|
|
*
|
|
* you can use the format to return things like user[key]
|
|
* by sending it $object->toArray('user[%s]')
|
|
*
|
|
* will also return links converted to arrays.
|
|
*
|
|
* @param string sprintf format for array
|
|
* @param bool empty only return elemnts that have a value set.
|
|
*
|
|
* @access public
|
|
* @return array of key => value for row
|
|
*/
|
|
|
|
function toArray($format = '%s', $hideEmpty = false)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
$ret = array();
|
|
$rf = ($this->_resultFields !== false) ? $this->_resultFields :
|
|
(isset($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid]) ? $_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid] : false);
|
|
$ar = ($rf !== false) ?
|
|
array_merge($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid],$this->table()) :
|
|
$this->table();
|
|
|
|
foreach($ar as $k=>$v) {
|
|
|
|
if (!isset($this->$k)) {
|
|
if (!$hideEmpty) {
|
|
$ret[sprintf($format,$k)] = '';
|
|
}
|
|
continue;
|
|
}
|
|
// call the overloaded getXXXX() method. - except getLink and getLinks
|
|
if (method_exists($this,'get'.$k) && !in_array(strtolower($k),array('links','link'))) {
|
|
$ret[sprintf($format,$k)] = $this->{'get'.$k}();
|
|
continue;
|
|
}
|
|
// should this call toValue() ???
|
|
$ret[sprintf($format,$k)] = $this->$k;
|
|
}
|
|
if (!$this->_link_loaded) {
|
|
return $ret;
|
|
}
|
|
foreach($this->_link_loaded as $k) {
|
|
$ret[sprintf($format,$k)] = $this->$k->toArray();
|
|
|
|
}
|
|
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* validate the values of the object (usually prior to inserting/updating..)
|
|
*
|
|
* Note: This was always intended as a simple validation routine.
|
|
* It lacks understanding of field length, whether you are inserting or updating (and hence null key values)
|
|
*
|
|
* This should be moved to another class: DB_DataObject_Validate
|
|
* FEEL FREE TO SEND ME YOUR VERSION FOR CONSIDERATION!!!
|
|
*
|
|
* Usage:
|
|
* if (is_array($ret = $obj->validate())) { ... there are problems with the data ... }
|
|
*
|
|
* Logic:
|
|
* - defaults to only testing strings/numbers if numbers or strings are the correct type and null values are correct
|
|
* - validate Column methods : "validate{ROWNAME}()" are called if they are defined.
|
|
* These methods should return
|
|
* true = everything ok
|
|
* false|object = something is wrong!
|
|
*
|
|
* - This method loads and uses the PEAR Validate Class.
|
|
*
|
|
*
|
|
* @access public
|
|
* @return array of validation results (where key=>value, value=false|object if it failed) or true (if they all succeeded)
|
|
*/
|
|
function validate()
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
require_once 'Validate.php';
|
|
$table = $this->table();
|
|
$ret = array();
|
|
$seq = $this->sequenceKey();
|
|
$options = $_DB_DATAOBJECT['CONFIG'];
|
|
foreach($table as $key => $val) {
|
|
|
|
|
|
// call user defined validation always...
|
|
$method = "Validate" . ucfirst($key);
|
|
if (method_exists($this, $method)) {
|
|
$ret[$key] = $this->$method();
|
|
continue;
|
|
}
|
|
|
|
// if not null - and it's not set.......
|
|
|
|
if ($val & DB_DATAOBJECT_NOTNULL && DB_DataObject::_is_null($this, $key)) {
|
|
// dont check empty sequence key values..
|
|
if (($key == $seq[0]) && ($seq[1] == true)) {
|
|
continue;
|
|
}
|
|
$ret[$key] = false;
|
|
continue;
|
|
}
|
|
|
|
|
|
if (DB_DataObject::_is_null($this, $key)) {
|
|
if ($val & DB_DATAOBJECT_NOTNULL) {
|
|
$this->debug("'null' field used for '$key', but it is defined as NOT NULL", 'VALIDATION', 4);
|
|
$ret[$key] = false;
|
|
continue;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
// ignore things that are not set. ?
|
|
|
|
if (!isset($this->$key)) {
|
|
continue;
|
|
}
|
|
|
|
// if the string is empty.. assume it is ok..
|
|
if (!is_object($this->$key) && !is_array($this->$key) && !strlen((string) $this->$key)) {
|
|
continue;
|
|
}
|
|
|
|
// dont try and validate cast objects - assume they are problably ok..
|
|
if (is_object($this->$key) && is_a($this->$key,'DB_DataObject_Cast')) {
|
|
continue;
|
|
}
|
|
// at this point if you have set something to an object, and it's not expected
|
|
// the Validate will probably break!!... - rightly so! (your design is broken,
|
|
// so issuing a runtime error like PEAR_Error is probably not appropriate..
|
|
|
|
switch (true) {
|
|
// todo: date time.....
|
|
case ($val & DB_DATAOBJECT_STR):
|
|
$ret[$key] = Validate::string($this->$key, VALIDATE_PUNCTUATION . VALIDATE_NAME);
|
|
continue;
|
|
case ($val & DB_DATAOBJECT_INT):
|
|
$ret[$key] = Validate::number($this->$key, array('decimal'=>'.'));
|
|
continue;
|
|
}
|
|
}
|
|
// if any of the results are false or an object (eg. PEAR_Error).. then return the array..
|
|
foreach ($ret as $key => $val) {
|
|
if ($val !== true) {
|
|
return $ret;
|
|
}
|
|
}
|
|
return true; // everything is OK.
|
|
}
|
|
|
|
/**
|
|
* Gets the DB object related to an object - so you can use funky peardb stuf with it :)
|
|
*
|
|
* @access public
|
|
* @return object The DB connection
|
|
*/
|
|
function &getDatabaseConnection()
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
if (($e = $this->_connect()) !== true) {
|
|
return $e;
|
|
}
|
|
if (!isset($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
|
|
$r = false;
|
|
return $r;
|
|
}
|
|
return $_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5];
|
|
}
|
|
|
|
|
|
/**
|
|
* Gets the DB result object related to the objects active query
|
|
* - so you can use funky pear stuff with it - like pager for example.. :)
|
|
*
|
|
* @access public
|
|
* @return object The DB result object
|
|
*/
|
|
|
|
function &getDatabaseResult()
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
$this->_connect();
|
|
if (!isset($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid])) {
|
|
$r = false;
|
|
return $r;
|
|
}
|
|
return $_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid];
|
|
}
|
|
|
|
/**
|
|
* Overload Extension support
|
|
* - enables setCOLNAME/getCOLNAME
|
|
* if you define a set/get method for the item it will be called.
|
|
* otherwise it will just return/set the value.
|
|
* NOTE this currently means that a few Names are NO-NO's
|
|
* eg. links,link,linksarray, from, Databaseconnection,databaseresult
|
|
*
|
|
* note
|
|
* - set is automatically called by setFrom.
|
|
* - get is automatically called by toArray()
|
|
*
|
|
* setters return true on success. = strings on failure
|
|
* getters return the value!
|
|
*
|
|
* this fires off trigger_error - if any problems.. pear_error,
|
|
* has problems with 4.3.2RC2 here
|
|
*
|
|
* @access public
|
|
* @return true?
|
|
* @see overload
|
|
*/
|
|
|
|
|
|
function _call($method,$params,&$return) {
|
|
|
|
//$this->debug("ATTEMPTING OVERLOAD? $method");
|
|
// ignore constructors : - mm
|
|
if (strtolower($method) == strtolower(get_class($this))) {
|
|
return true;
|
|
}
|
|
$type = strtolower(substr($method,0,3));
|
|
$class = get_class($this);
|
|
if (($type != 'set') && ($type != 'get')) {
|
|
return false;
|
|
}
|
|
|
|
|
|
|
|
// deal with naming conflick of setFrom = this is messy ATM!
|
|
|
|
if (strtolower($method) == 'set_from') {
|
|
$return = $this->toValue('from',isset($params[0]) ? $params[0] : null);
|
|
return true;
|
|
}
|
|
|
|
$element = substr($method,3);
|
|
|
|
// dont you just love php's case insensitivity!!!!
|
|
|
|
$array = array_keys(get_class_vars($class));
|
|
/* php5 version which segfaults on 5.0.3 */
|
|
if (class_exists('ReflectionClass')) {
|
|
$reflection = new ReflectionClass($class);
|
|
$array = array_keys($reflection->getdefaultProperties());
|
|
}
|
|
|
|
if (!in_array($element,$array)) {
|
|
// munge case
|
|
foreach($array as $k) {
|
|
$case[strtolower($k)] = $k;
|
|
}
|
|
if ((substr(phpversion(),0,1) == 5) && isset($case[strtolower($element)])) {
|
|
trigger_error("PHP5 set/get calls should match the case of the variable",E_USER_WARNING);
|
|
$element = strtolower($element);
|
|
}
|
|
|
|
// does it really exist?
|
|
if (!isset($case[$element])) {
|
|
return false;
|
|
}
|
|
// use the mundged case
|
|
$element = $case[$element]; // real case !
|
|
}
|
|
|
|
|
|
if ($type == 'get') {
|
|
$return = $this->toValue($element,isset($params[0]) ? $params[0] : null);
|
|
return true;
|
|
}
|
|
|
|
|
|
$return = $this->fromValue($element, $params[0]);
|
|
|
|
return true;
|
|
|
|
|
|
}
|
|
|
|
|
|
/**
|
|
* standard set* implementation.
|
|
*
|
|
* takes data and uses it to set dates/strings etc.
|
|
* normally called from __call..
|
|
*
|
|
* Current supports
|
|
* date = using (standard time format, or unixtimestamp).... so you could create a method :
|
|
* function setLastread($string) { $this->fromValue('lastread',strtotime($string)); }
|
|
*
|
|
* time = using strtotime
|
|
* datetime = using same as date - accepts iso standard or unixtimestamp.
|
|
* string = typecast only..
|
|
*
|
|
* TODO: add formater:: eg. d/m/Y for date! ???
|
|
*
|
|
* @param string column of database
|
|
* @param mixed value to assign
|
|
*
|
|
* @return true| false (False on error)
|
|
* @access public
|
|
* @see DB_DataObject::_call
|
|
*/
|
|
|
|
|
|
function fromValue($col,$value)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
$options = $_DB_DATAOBJECT['CONFIG'];
|
|
$cols = $this->table();
|
|
// dont know anything about this col..
|
|
if (!isset($cols[$col])) {
|
|
$this->$col = $value;
|
|
return true;
|
|
}
|
|
//echo "FROM VALUE $col, {$cols[$col]}, $value\n";
|
|
switch (true) {
|
|
// set to null and column is can be null...
|
|
case ((!($cols[$col] & DB_DATAOBJECT_NOTNULL)) && DB_DataObject::_is_null($value, false)):
|
|
case (is_object($value) && is_a($value,'DB_DataObject_Cast')):
|
|
$this->$col = $value;
|
|
return true;
|
|
|
|
// fail on setting null on a not null field..
|
|
case (($cols[$col] & DB_DATAOBJECT_NOTNULL) && DB_DataObject::_is_null($value,false)):
|
|
|
|
return false;
|
|
|
|
case (($cols[$col] & DB_DATAOBJECT_DATE) && ($cols[$col] & DB_DATAOBJECT_TIME)):
|
|
// empty values get set to '' (which is inserted/updated as NULl
|
|
if (!$value) {
|
|
$this->$col = '';
|
|
}
|
|
|
|
if (is_numeric($value)) {
|
|
$this->$col = date('Y-m-d H:i:s', $value);
|
|
return true;
|
|
}
|
|
|
|
// eak... - no way to validate date time otherwise...
|
|
$this->$col = (string) $value;
|
|
return true;
|
|
|
|
case ($cols[$col] & DB_DATAOBJECT_DATE):
|
|
// empty values get set to '' (which is inserted/updated as NULl
|
|
|
|
if (!$value) {
|
|
$this->$col = '';
|
|
return true;
|
|
}
|
|
|
|
if (is_numeric($value)) {
|
|
$this->$col = date('Y-m-d',$value);
|
|
return true;
|
|
}
|
|
|
|
// try date!!!!
|
|
require_once 'Date.php';
|
|
$x = new Date($value);
|
|
$this->$col = $x->format("%Y-%m-%d");
|
|
return true;
|
|
|
|
case ($cols[$col] & DB_DATAOBJECT_TIME):
|
|
// empty values get set to '' (which is inserted/updated as NULl
|
|
if (!$value) {
|
|
$this->$col = '';
|
|
}
|
|
|
|
$guess = strtotime($value);
|
|
if ($guess != -1) {
|
|
$this->$col = date('H:i:s', $guess);
|
|
return $return = true;
|
|
}
|
|
// otherwise an error in type...
|
|
return false;
|
|
|
|
case ($cols[$col] & DB_DATAOBJECT_STR):
|
|
|
|
$this->$col = (string) $value;
|
|
return true;
|
|
|
|
// todo : floats numerics and ints...
|
|
default:
|
|
$this->$col = $value;
|
|
return true;
|
|
}
|
|
|
|
|
|
|
|
}
|
|
/**
|
|
* standard get* implementation.
|
|
*
|
|
* with formaters..
|
|
* supported formaters:
|
|
* date/time : %d/%m/%Y (eg. php strftime) or pear::Date
|
|
* numbers : %02d (eg. sprintf)
|
|
* NOTE you will get unexpected results with times like 0000-00-00 !!!
|
|
*
|
|
*
|
|
*
|
|
* @param string column of database
|
|
* @param format foramt
|
|
*
|
|
* @return true Description
|
|
* @access public
|
|
* @see DB_DataObject::_call(),strftime(),Date::format()
|
|
*/
|
|
function toValue($col,$format = null)
|
|
{
|
|
if (is_null($format)) {
|
|
return $this->$col;
|
|
}
|
|
$cols = $this->table();
|
|
switch (true) {
|
|
case (($cols[$col] & DB_DATAOBJECT_DATE) && ($cols[$col] & DB_DATAOBJECT_TIME)):
|
|
if (!$this->$col) {
|
|
return '';
|
|
}
|
|
$guess = strtotime($this->$col);
|
|
if ($guess != -1) {
|
|
return strftime($format, $guess);
|
|
}
|
|
// eak... - no way to validate date time otherwise...
|
|
return $this->$col;
|
|
case ($cols[$col] & DB_DATAOBJECT_DATE):
|
|
if (!$this->$col) {
|
|
return '';
|
|
}
|
|
$guess = strtotime($this->$col);
|
|
if ($guess != -1) {
|
|
return strftime($format,$guess);
|
|
}
|
|
// try date!!!!
|
|
require_once 'Date.php';
|
|
$x = new Date($this->$col);
|
|
return $x->format($format);
|
|
|
|
case ($cols[$col] & DB_DATAOBJECT_TIME):
|
|
if (!$this->$col) {
|
|
return '';
|
|
}
|
|
$guess = strtotime($this->$col);
|
|
if ($guess > -1) {
|
|
return strftime($format, $guess);
|
|
}
|
|
// otherwise an error in type...
|
|
return $this->$col;
|
|
|
|
case ($cols[$col] & DB_DATAOBJECT_MYSQLTIMESTAMP):
|
|
if (!$this->$col) {
|
|
return '';
|
|
}
|
|
require_once 'Date.php';
|
|
|
|
$x = new Date($this->$col);
|
|
|
|
return $x->format($format);
|
|
|
|
|
|
case ($cols[$col] & DB_DATAOBJECT_BOOL):
|
|
|
|
if ($cols[$col] & DB_DATAOBJECT_STR) {
|
|
// it's a 't'/'f' !
|
|
return ($this->$col === 't');
|
|
}
|
|
return (bool) $this->$col;
|
|
|
|
|
|
default:
|
|
return sprintf($format,$this->col);
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
/* ----------------------- Debugger ------------------ */
|
|
|
|
/**
|
|
* Debugger. - use this in your extended classes to output debugging information.
|
|
*
|
|
* Uses DB_DataObject::DebugLevel(x) to turn it on
|
|
*
|
|
* @param string $message - message to output
|
|
* @param string $logtype - bold at start
|
|
* @param string $level - output level
|
|
* @access public
|
|
* @return none
|
|
*/
|
|
function debug($message, $logtype = 0, $level = 1)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
if (empty($_DB_DATAOBJECT['CONFIG']['debug']) ||
|
|
(is_numeric($_DB_DATAOBJECT['CONFIG']['debug']) && $_DB_DATAOBJECT['CONFIG']['debug'] < $level)) {
|
|
return;
|
|
}
|
|
// this is a bit flaky due to php's wonderfull class passing around crap..
|
|
// but it's about as good as it gets..
|
|
$class = (isset($this) && is_a($this,'DB_DataObject')) ? get_class($this) : 'DB_DataObject';
|
|
|
|
if (!is_string($message)) {
|
|
$message = print_r($message,true);
|
|
}
|
|
if (!is_numeric( $_DB_DATAOBJECT['CONFIG']['debug']) && is_callable( $_DB_DATAOBJECT['CONFIG']['debug'])) {
|
|
return call_user_func($_DB_DATAOBJECT['CONFIG']['debug'], $class, $message, $logtype, $level);
|
|
}
|
|
|
|
if (!ini_get('html_errors')) {
|
|
echo "$class : $logtype : $message\n";
|
|
flush();
|
|
return;
|
|
}
|
|
if (!is_string($message)) {
|
|
$message = print_r($message,true);
|
|
}
|
|
$colorize = ($logtype == 'ERROR') ? '<font color="red">' : '<font>';
|
|
echo "<code>{$colorize}<B>$class: $logtype:</B> ". nl2br(htmlspecialchars($message)) . "</font></code><BR>\n";
|
|
}
|
|
|
|
/**
|
|
* sets and returns debug level
|
|
* eg. DB_DataObject::debugLevel(4);
|
|
*
|
|
* @param int $v level
|
|
* @access public
|
|
* @return none
|
|
*/
|
|
function debugLevel($v = null)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
if (empty($_DB_DATAOBJECT['CONFIG'])) {
|
|
DB_DataObject::_loadConfig();
|
|
}
|
|
if ($v !== null) {
|
|
$r = isset($_DB_DATAOBJECT['CONFIG']['debug']) ? $_DB_DATAOBJECT['CONFIG']['debug'] : 0;
|
|
$_DB_DATAOBJECT['CONFIG']['debug'] = $v;
|
|
return $r;
|
|
}
|
|
return isset($_DB_DATAOBJECT['CONFIG']['debug']) ? $_DB_DATAOBJECT['CONFIG']['debug'] : 0;
|
|
}
|
|
|
|
/**
|
|
* Last Error that has occured
|
|
* - use $this->_lastError or
|
|
* $last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
|
|
*
|
|
* @access public
|
|
* @var object PEAR_Error (or false)
|
|
*/
|
|
var $_lastError = false;
|
|
|
|
/**
|
|
* Default error handling is to create a pear error, but never return it.
|
|
* if you need to handle errors you should look at setting the PEAR_Error callback
|
|
* this is due to the fact it would wreck havoc on the internal methods!
|
|
*
|
|
* @param int $message message
|
|
* @param int $type type
|
|
* @param int $behaviour behaviour (die or continue!);
|
|
* @access public
|
|
* @return error object
|
|
*/
|
|
function raiseError($message, $type = null, $behaviour = null)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
if ($behaviour == PEAR_ERROR_DIE && !empty($_DB_DATAOBJECT['CONFIG']['dont_die'])) {
|
|
$behaviour = null;
|
|
}
|
|
$error = &PEAR::getStaticProperty('DB_DataObject','lastError');
|
|
|
|
// this will never work totally with PHP's object model.
|
|
// as this is passed on static calls (like staticGet in our case)
|
|
|
|
if (isset($this) && is_object($this) && is_subclass_of($this,'db_dataobject')) {
|
|
$this->_lastError = $error;
|
|
}
|
|
|
|
$_DB_DATAOBJECT['LASTERROR'] = $error;
|
|
|
|
// no checks for production here?....... - we log errors before we throw them.
|
|
DB_DataObject::debug($message,'ERROR',1);
|
|
|
|
|
|
if (PEAR::isError($message)) {
|
|
$error = $message;
|
|
} else {
|
|
require_once 'DB/DataObject/Error.php';
|
|
$error = PEAR::raiseError($message, $type, $behaviour,
|
|
$opts=null, $userinfo=null, 'DB_DataObject_Error'
|
|
);
|
|
}
|
|
|
|
return $error;
|
|
}
|
|
|
|
/**
|
|
* Define the global $_DB_DATAOBJECT['CONFIG'] as an alias to PEAR::getStaticProperty('DB_DataObject','options');
|
|
*
|
|
* After Profiling DB_DataObject, I discoved that the debug calls where taking
|
|
* considerable time (well 0.1 ms), so this should stop those calls happening. as
|
|
* all calls to debug are wrapped with direct variable queries rather than actually calling the funciton
|
|
* THIS STILL NEEDS FURTHER INVESTIGATION
|
|
*
|
|
* @access public
|
|
* @return object an error object
|
|
*/
|
|
function _loadConfig()
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
$_DB_DATAOBJECT['CONFIG'] = &PEAR::getStaticProperty('DB_DataObject','options');
|
|
|
|
|
|
}
|
|
/**
|
|
* Free global arrays associated with this object.
|
|
*
|
|
*
|
|
* @access public
|
|
* @return none
|
|
*/
|
|
function free()
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
if (isset($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid])) {
|
|
unset($_DB_DATAOBJECT['RESULTFIELDS'][$this->_DB_resultid]);
|
|
}
|
|
if (isset($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid])) {
|
|
unset($_DB_DATAOBJECT['RESULTS'][$this->_DB_resultid]);
|
|
}
|
|
// clear the staticGet cache as well.
|
|
$this->_clear_cache();
|
|
// this is a huge bug in DB!
|
|
if (isset($_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5])) {
|
|
$_DB_DATAOBJECT['CONNECTIONS'][$this->_database_dsn_md5]->num_rows = array();
|
|
}
|
|
|
|
if (is_array($this->_link_loaded)) {
|
|
foreach ($this->_link_loaded as $do) {
|
|
$do->free();
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
/**
|
|
* Evaluate whether or not a value is set to null, taking the 'disable_null_strings' option into account.
|
|
* If the value is a string set to "null" and the "disable_null_strings" option is not set to
|
|
* true, then the value is considered to be null.
|
|
* If the value is actually a PHP NULL value, and "disable_null_strings" has been set to
|
|
* the value "full", then it will also be considered null. - this can not differenticate between not set
|
|
*
|
|
*
|
|
* @param object|array $obj_or_ar
|
|
* @param string|false $prop prperty
|
|
|
|
* @access private
|
|
* @return bool object
|
|
*/
|
|
function _is_null($obj_or_ar , $prop)
|
|
{
|
|
global $_DB_DATAOBJECT;
|
|
|
|
|
|
$isset = $prop === false ? isset($obj_or_ar) :
|
|
(is_array($obj_or_ar) ? isset($obj_or_ar[$prop]) : isset($obj_or_ar->$prop));
|
|
|
|
$value = $isset ?
|
|
($prop === false ? $obj_or_ar :
|
|
(is_array($obj_or_ar) ? $obj_or_ar[$prop] : $obj_or_ar->$prop))
|
|
: null;
|
|
|
|
|
|
|
|
$options = $_DB_DATAOBJECT['CONFIG'];
|
|
|
|
$null_strings = !isset($options['disable_null_strings'])
|
|
|| $options['disable_null_strings'] === false;
|
|
|
|
$crazy_null = isset($options['disable_null_strings'])
|
|
&& is_string($options['disable_null_strings'])
|
|
&& strtolower($options['disable_null_strings'] === 'full');
|
|
|
|
if ( $null_strings && $isset && is_string($value) && (strtolower($value) === 'null') ) {
|
|
return true;
|
|
}
|
|
|
|
if ( $crazy_null && !$isset ) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
|
|
|
|
}
|
|
|
|
/* ---- LEGACY BC METHODS - NOT DOCUMENTED - See Documentation on New Methods. ---*/
|
|
|
|
function _get_table() { return $this->table(); }
|
|
function _get_keys() { return $this->keys(); }
|
|
|
|
|
|
|
|
|
|
}
|
|
// technially 4.3.2RC1 was broken!!
|
|
// looks like 4.3.3 may have problems too....
|
|
if (!defined('DB_DATAOBJECT_NO_OVERLOAD')) {
|
|
|
|
if ((phpversion() != '4.3.2-RC1') && (version_compare( phpversion(), "4.3.1") > 0)) {
|
|
if (version_compare( phpversion(), "5") < 0) {
|
|
overload('DB_DataObject');
|
|
}
|
|
$GLOBALS['_DB_DATAOBJECT']['OVERLOADED'] = true;
|
|
}
|
|
}
|
|
|
|
|