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<?php
/**
* @author Daniel Sampedro Bello <darthdaniel85@gmail.com>
* @link http://www.pradosoft.com/
* @copyright Copyright © 2005-2015 PradoSoft
* @license http://www.pradosoft.com/license/
* @version $Id$
* @since 3.3
* @package Wsat
*/
Prado::using("System.Wsat.TWsatBaseGenerator");
class TWsatARGenerator extends TWsatBaseGenerator
{
/**
* Class name prefix
*/
private $_clasPrefix;
/**
* Class name sufix
*/
private $_classSufix;
/**
* all table relations array
*/
private $_relations;
/**
* unquote chars
* @var array
*/
private $uqChars = array('[', ']', '"', '`', "'");
function __construct()
{
parent::__construct();
}
public function setClasPrefix($_clas_prefix)
{
$this->_clasPrefix = $_clas_prefix;
}
public function setClassSufix($_clas_sufix)
{
$this->_classSufix = $_clas_sufix;
}
//-----------------------------------------------------------------------------
// <editor-fold defaultstate="collapsed" desc="Main APIs">
public function generate($tableName)
{
$tableInfo = $this->_dbMetaData->getTableInfo($tableName);
$this->_commonGenerate($tableName, $tableInfo);
}
public function generateAll()
{
foreach ($this->getAllTableNames() as $tableName)
{
$tableInfo = $this->_dbMetaData->getTableInfo($tableName);
if (!empty($this->_relations))
{
// Cancel generation of M-M relationships middle table
if (count($tableInfo->getPrimaryKeys()) === 2 && count($tableInfo->getColumns()) === 2)//M-M relationships
continue;
}
$this->_commonGenerate($tableName, $tableInfo);
}
}
public function buildRelations()
{
$this->_relations = array();
foreach ($this->getAllTableNames() as $table_name)
{
$tableInfo = $this->_dbMetaData->getTableInfo($table_name);
$pks = $tableInfo->getPrimaryKeys();
$fks = $tableInfo->getForeignKeys();
if (count($pks) === 2 && count($tableInfo->getColumns()) === 2)//M-M relationships
{
$table_name_mm = $fks[0]["table"];
$table_name_mm2 = $fks[1]["table"];
$this->_relations[$table_name_mm][] = array(
"prop_name" => strtolower($table_name_mm2),
"rel_type" => "self::MANY_TO_MANY",
"ref_class_name" => $this->_getProperClassName($table_name_mm2),
"prop_ref" => $table_name
);
$this->_relations[$table_name_mm2][] = array(
"prop_name" => strtolower($table_name_mm),
"rel_type" => "self::MANY_TO_MANY",
"ref_class_name" => $this->_getProperClassName($table_name_mm),
"prop_ref" => $table_name
);
continue;
}
foreach ($fks as $fk_data)//1-M relationships
{
$owner_table = $fk_data["table"];
$slave_table = $table_name;
$fk_prop = key($fk_data["keys"]);
$this->_relations[$owner_table][] = array(
"prop_name" => strtolower($slave_table),
"rel_type" => "self::HAS_MANY",
"ref_class_name" => $this->_getProperClassName($slave_table),
"prop_ref" => $fk_prop
);
$this->_relations[$slave_table][] = array(
"prop_name" => strtolower($owner_table),
"rel_type" => "self::BELONGS_TO",
"ref_class_name" => $this->_getProperClassName($owner_table),
"prop_ref" => $fk_prop
);
}
}
}
// </editor-fold>
//-----------------------------------------------------------------------------
// <editor-fold defaultstate="collapsed" desc="Common Methods">
private function _commonGenerate($tableName, $tableInfo)
{
if (count($tableInfo->getColumns()) === 0)
throw new Exception("Unable to find table or view $tableName in " . $this->_dbMetaData->getDbConnection()->getConnectionString() . ".");
else
{
$properties = array();
foreach ($tableInfo->getColumns() as $field => $metadata)
$properties[] = $this->generateProperty($field, $metadata);
$toString = $this->_buildSmartToString($tableInfo);
}
$clasName = $this->_getProperClassName($tableName);
$class = $this->generateClass($properties, $tableName, $clasName, $toString);
$output = $this->_opFile . DIRECTORY_SEPARATOR . $clasName . ".php";
file_put_contents($output, $class);
}
private function _getProperClassName($tableName)
{
$table_name_words = str_replace("_", " ", strtolower($tableName));
$final_conversion = str_replace(" ", "", ucwords($table_name_words));
return $this->_clasPrefix . $final_conversion . $this->_classSufix;
}
//-----------------------------------------------------------------------------
protected function generateProperty($field, $metadata)
{
$prop = '';
$name = '$' . $field;
/* TODO use in version 2.0 */
// $type = $column->getPHPType();
$prop .= "\tpublic $name;";
return $prop;
}
private function _renderRelations($tablename)
{
if (!isset($this->_relations[$tablename]))
return "";
$code = "\tpublic static \$RELATIONS = array (";
foreach ($this->_relations[$tablename] as $rel_data)
$code .= "\n\t\t'" . $rel_data["prop_name"] . "' => array(" . $rel_data["rel_type"] . ", '" . $rel_data["ref_class_name"] . "', '" . $rel_data["prop_ref"] . "'),";
$code = substr($code, 0, -1);
$code .= "\n\t);";
return $code;
}
private function _buildSmartToString($tableInfo)
{
$code = "\tpublic function __toString() {";
$property = "throw new THttpException(500, 'Not implemented yet.');";
try
{
foreach ($tableInfo->getColumns() as $column)
{
if (isset($column->IsPrimaryKey) && $column->IsPrimaryKey)
$property = str_replace($this->uqChars, "", $column->ColumnName);
elseif ($column->PdoType == PDO::PARAM_STR && $column->DBType != "date")
{
$property = str_replace($this->uqChars, "", $column->ColumnName);
break;
}
}
} catch (Exception $ex)
{
Prado::trace($ex->getMessage());
}
$code .= "\n\t\treturn \$this->$property;";
$code .= "\n\t}";
return $code;
}
protected function generateClass($properties, $tablename, $classname, $toString)
{
$props = implode("\n", $properties);
$relations = $this->_renderRelations($tablename);
$date = date('Y-m-d h:i:s');
$env_user = getenv("username");
return <<<EOD
<?php
/**
* Auto generated by PRADO - WSAT on $date.
* @author $env_user
*/
class $classname extends TActiveRecord
{
const TABLE='$tablename';
$props
public static function finder(\$className=__CLASS__) {
return parent::finder(\$className);
}
$relations
$toString
}
EOD;
}
// </editor-fold>
}
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