Subversion-Projekte lars-tiefland.prado

<?php
/**
 * TScaffoldInputBase class file.
 *
 * @link http://www.pradosoft.com/
 * @copyright Copyright &copy; 2005-2008 PradoSoft
 * @license http://www.pradosoft.com/license/
 * @package System.Data.ActiveReecord.Scaffold.InputBuilder
 */
class TScaffoldInputBase
{
        const DEFAULT_ID = 'scaffold_input';
        private $_parent;

        protected function getParent()
        {
                return $this->_parent;
        }

        public static function createInputBuilder($record)
        {
                $record->getDbConnection()->setActive(true); //must be connected before retrieving driver name!
                $driver = $record->getDbConnection()->getDriverName();
                switch(strtolower($driver))
                {
                        case 'sqlite': //sqlite 3
                        case 'sqlite2': //sqlite 2
                                require_once(dirname(__FILE__).'/TSqliteScaffoldInput.php');
                                return new TSqliteScaffoldInput($conn);
                        case 'mysqli':
                        case 'mysql':
                                require_once(dirname(__FILE__).'/TMysqlScaffoldInput.php');
                                return new TMysqlScaffoldInput($conn);
                        case 'pgsql':
                                require_once(dirname(__FILE__).'/TPgsqlScaffoldInput.php');
                                return new TPgsqlScaffoldInput($conn);
                        case 'mssql':
                                require_once(dirname(__FILE__).'/TMssqlScaffoldInput.php');
                                return new TMssqlScaffoldInput($conn);
                        case 'ibm':
                                require_once(dirname(__FILE__).'/TIbmScaffoldInput.php');
                                return new TIbmScaffoldInput($conn);
                        default:
                                throw new TConfigurationException(
                                        'scaffold_invalid_database_driver',$driver);
                }
        }

        public function createScaffoldInput($parent, $item, $column, $record)
        {
                $this->_parent=$parent;
                $item->setCustomData($column->getColumnId());
                $this->createControl($item->_input, $column, $record);
                if($item->_input->findControl(self::DEFAULT_ID))
                        $this->createControlLabel($item->_label, $column, $record);
        }

        protected function createControlLabel($label, $column, $record)
        {
                $fieldname = ucwords(str_replace('_', ' ', $column->getColumnId())).':';
                $label->setText($fieldname);
                $label->setForControl(self::DEFAULT_ID);
        }

        public function loadScaffoldInput($parent, $item, $column, $record)
        {
                $this->_parent=$parent;
                if($this->getIsEnabled($column, $record))
                {
                        $prop = $column->getColumnId();
                        $record->setColumnValue($prop, $this->getControlValue($item->_input, $column, $record));
                }
        }

        protected function getIsEnabled($column, $record)
        {
                return !($this->getParent()->getRecordPk() !== null
                                && $column->getIsPrimaryKey() || $column->hasSequence());
        }

        protected function getRecordPropertyValue($column, $record)
        {
                $value = $record->getColumnValue($column->getColumnId());
                if($column->getDefaultValue()!==TDbTableColumn::UNDEFINED_VALUE && $value===null)
                        return $column->getDefaultValue();
                else
                        return $value;
        }

        protected function setRecordPropertyValue($item, $record, $input)
        {
                $record->setColumnValue($item->getCustomData(), $input->getText());
        }

        protected function createControl($container, $column, $record)
        {
        }

        protected function getControlValue($container, $column, $record)
        {
        }
}