/**
* _getTableFromString
*
* @param string $tableName
* @return JO_Db_Table_Abstract
*/
protected function _getTableFromString($tableName)
{
if ($this->_table instanceof JO_Db_Table_Abstract) {
$tableDefinition = $this->_table->getDefinition();
if ($tableDefinition !== null && $tableDefinition->hasTableConfig($tableName)) {
return new JO_Db_Table($tableName, $tableDefinition);
}
}
// assume the tableName is the class name
if (!class_exists($tableName)) {
try {
require_once 'JO/Loader.php';
JO_Loader::loadClass($tableName);
} catch (JO_Exception $e) {
require_once 'JO/Db/Table/Row/Exception.php';
throw new JO_Db_Table_Row_Exception($e->getMessage(), $e->getCode(), $e);
}
}
$options = array();
if ($table = $this->_getTable()) {
$options['db'] = $table->getAdapter();
}
if (isset($tableDefinition) && $tableDefinition !== null) {
$options[JO_Db_Table_Abstract::DEFINITION] = $tableDefinition;
}
return new $tableName($options);
}
/**
* __construct() - For concrete implementation of JO_Db_Table
*
* @param string|array $config string can reference a JO_Registry key for a db adapter
* OR it can reference the name of a table
* @param array|JO_Db_Table_Definition $definition
*/
public function __construct($config = array(), $definition = null)
{
if ($definition !== null && is_array($definition)) {
$definition = new JO_Db_Table_Definition($definition);
}
if (is_string($config)) {
if (JO_Registry::isRegistered($config)) {
trigger_error(__CLASS__ . '::' . __METHOD__ . '(\'registryName\') is not valid usage of JO_Db_Table, ' . 'try extending JO_Db_Table_Abstract in your extending classes.', E_USER_NOTICE);
$config = array(self::ADAPTER => $config);
} else {
// process this as table with or without a definition
if ($definition instanceof JO_Db_Table_Definition && $definition->hasTableConfig($config)) {
// this will have DEFINITION_CONFIG_NAME & DEFINITION
$config = $definition->getTableConfig($config);
} else {
$config = array(self::NAME => $config);
}
}
}
parent::__construct($config);
}
/**
* Sets the default metadata cache for information returned by JO_Db_Adapter_Abstract::describeTable().
*
* If $defaultMetadataCache is null, then no metadata cache is used by default.
*
* @param mixed $metadataCache Either a Cache object, or a string naming a Registry key
* @return void
*/
public static function setDefaultMetadataCache($metadataCache = null)
{
self::$_defaultMetadataCache = self::_setupMetadataCache($metadataCache);
}
/**
* Adds a FROM table and optional columns to the query.
*
* The table name can be expressed
*
* @param array|string|JO_Db_Expr|JO_Db_Table_Abstract $name The table name or an
associative array relating
table name to correlation
name.
* @param array|string|JO_Db_Expr $cols The columns to select from this table.
* @param string $schema The schema name to specify, if any.
* @return JO_Db_Table_Select This JO_Db_Table_Select object.
*/
public function from($name, $cols = self::SQL_WILDCARD, $schema = null)
{
if ($name instanceof JO_Db_Table_Abstract) {
$info = $name->info();
$name = $info[JO_Db_Table_Abstract::NAME];
if (isset($info[JO_Db_Table_Abstract::SCHEMA])) {
$schema = $info[JO_Db_Table_Abstract::SCHEMA];
}
}
return $this->joinInner($name, null, $cols, $schema);
}
