/**
* Generate form elements suitable for updating the given record in the
* given table.
*
* @param string $table The table for which elements
* should be generated.
* @param mixed $primary_key The primary key value for an
* update form.
* @param \Jerity\Form\Generator $generator An existing form that should
* be added to. If not provided,
* a new instance is created.
*
* @return \Jerity\Form\Generator The generator with other fields added.
*/
public function generateUpdateForm($table, $primary_key, Form\Generator $generator = null)
{
$generator = $this->generateForm($table, 'update', $generator, $primary_key);
// fetch row and populate form
$data = $this->fetchRow($table, $primary_key);
if (count($data)) {
$generator->populateData(Arrays::collapseKeys($data, self::FORM_PREFIX . '_args[' . $table . ']'));
}
return $generator;
}
/**
* @dataProvider collapseKeysProvider
*/
public function testCollapseKeys($input, $expected)
{
$this->assertSame($expected, Arrays::collapseKeys($input));
}
/**
*
*/
public function populateData(array $data, $replace = true)
{
// $data should be a single-dimension array
$data = Arrays::collapseKeys($data);
if ($replace) {
$this->data = $data;
} else {
// merge and overwrite
$this->data = $data + $this->data;
# array addition is NOT commutative
}
}
