# DBField.class.php

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    00001 <?php
    00002 /***************************************************************************
    00003  *   Copyright (C) 2005-2008 by Anton E. Lebedevich                        *
    00004  *                                                                         *
    00005  *   This program is free software; you can redistribute it and/or modify  *
    00006  *   it under the terms of the GNU Lesser General Public License as        *
    00007  *   published by the Free Software Foundation; either version 3 of the    *
    00008  *   License, or (at your option) any later version.                       *
    00009  *                                                                         *
    00010  ***************************************************************************/
    00011
    00018     final class DBField extends Castable implements SQLTableName
    00019     {
    00020         private $field  = null;
    00021         private $table  = null;
    00022
    00023         public function __construct($field, $table = null)
    00024         {
    00025             $this->field = $field;
    00026
    00027             if ($table)
    00028                 $this->setTable($table);
    00029         }
    00030
    00034         public static function create($field, $table = null)
    00035         {
    00036             return new self($field, $table);
    00037         }
    00038
    00039         public function toDialectString(Dialect $dialect)
    00040         {
    00041             $field =
    00042                 (
    00043                     $this->table
    00044                         ? $this->table->toDialectString($dialect).'.'
    00045                         : null
    00046                 )
    00047                 .$dialect->quoteField($this->field);
    00048
    00049             return
    00050                 $this->cast
    00051                     ? $dialect->toCasted($field, $this->cast)
    00052                     : $field;
    00053         }
    00054
    00055         public function getField()
    00056         {
    00057             return $this->field;
    00058         }
    00059
    00063         public function getTable()
    00064         {
    00065             return $this->table;
    00066         }
    00067
    00072         public function setTable($table)
    00073         {
    00074             if ($this->table !== null)
    00075                 throw new WrongStateException(
    00076                     'you should not override setted table'
    00077                 );
    00078
    00079             if (!$table instanceof DialectString)
    00080                 $this->table = new FromTable($table);
    00081             else
    00082                 $this->table = $table;
    00083
    00084             return $this;
    00085         }
    00086     }
    00087 ?>