/**
* Return the name of a field.
*
* @param int $flags A DB::FIELDNAME_% constant and DB::WITH_ALIAS and DB::QUOTE_% options as binary set
* @return string
*/
public function getName($flags = DB::FIELDNAME_FULL)
{
switch ($flags & 0xf) {
case DB::FIELDNAME_NAME:
return $flags & QUOTE_LOOSE || $flags & QUOTE_STRICT ? $this->parent->getConnection()->quoteIdentifier($this['name'], $flags) : $this['name'];
case DB::FIELDNAME_FULL:
return $flags & QUOTE_LOOSE || $flags & QUOTE_STRICT ? $this->parent->getConnection()->makeIdentifier($this['table'], $this['name'], $flags) : (isset($this['table']) ? $this['table'] . '.' . $this['name'] : $this['name']);
case DB::FIELDNAME_COLUMN:
return $this->parent->getConnection()->makeIdentifier($this['table'], $this['name_db'], $flags & DB::WITH_ALIAS && $this['name'] != $this['name_db'] ? $this['name'] : null, $flags);
case DB::FIELDNAME_DB:
return $this->parent->getConnection()->makeIdentifier($this['table_db'], $this['name_db'], $flags & DB::WITH_ALIAS && $this['name'] != $this['name_db'] ? $this['name'] : null);
}
}
/**
* Helper function: Test field of a record
*
* @param DB_Record $record
*/
function recordFieldsTest($record)
{
$field = $record->getField('id');
$this->assertNotNull($field, "Did not find field 'id'");
$this->assertEquals('Id', $field['description'], "Description of 'id'");
$this->assertEquals('test', $field['table'], "Table of 'id'");
$this->assertEquals(1, $field->getValue(), "Value of 'id'");
$field_role = $record->getField('#role:id');
$this->assertNotNull($field_role, "Did not find field '#role:id'");
if ($field_role !== $field) {
$this->fail("#role:id != id, but " . $field_role->name);
}
$field = $record->getField('title');
$this->assertNotNull($field, "Did not find field 'title'");
$this->assertEquals('Title', $field['description'], "Description of 'title'");
$this->assertEquals('first row', $field->getValue(), "Value of 'title'");
$field = $record->getField('#role:active');
$this->assertNull($field, "Should not have found file '#role:active'");
}
/**
* Load a record for this table
*
* @param mixed $id Value(s) for primary key or criteria or NULL for a new record
* @param string $mode Use property 'load.$mode' (defaults back to property 'load' and 'view')
* @param int $resulttype A Q\DB::FETCH_% constant
* @return DB_Record
*
* @throws DB_LimitException if query results in > 1 record
*/
public function load($id, $mode = null, $resulttype = DB::FETCH_RECORD)
{
if (!isset($id) && $resulttype != DB::FETCH_RECORD) {
throw new Exception("Loading a new record for any other result type than DB::FETCH_RECORD is not supported.");
}
// No link or no table property, so create new record directly (mode is ignored)
if (!$this->getConnection()) {
if (isset($id)) {
throw new Exception("Unable to load a record '{$id}' for table '{$this}': No database connection");
}
return DB_Record::create($this);
}
// Create a record using though a query result
if (isset($mode) && isset($this["load.{$mode}"])) {
$statement = $this["load.{$mode}"];
} else {
$statement = $this['load'];
}
$result = $this->select($statement, isset($id) ? $id : false)->execute();
if (!isset($id)) {
return $result->newRecord();
}
if ($result->countRows() > 1) {
throw new DB_LimitException("Query returned " . $result->countRows() . " rows, while only 1 row was expected");
}
return $result->fetchRow($resulttype);
}
/**
* Returns a new record based on the fields of the result
*
* @return DB_Record
*/
public function newRecord()
{
return DB_Record::create($this);
}
/**
* Set an item of (or add to) the array object
*
* @param int $offset
* @param Q\DB_Record $value New Child record
*/
function offsetSet($offset, $value)
{
if (!$value instanceof DB_Record) {
$value = DB_Record::create($this->parent, $value);
}
parent::offsetSet($offset, $value);
}
