/**
* Extracts the default value for the column.
* The value is typecasted to correct PHP type.
* @param mixed $defaultValue the default value obtained from metadata
*/
protected function extractDefault($defaultValue)
{
if (stripos($defaultValue, 'timestamp') !== false) {
$this->defaultValue = null;
} else {
parent::extractDefault($defaultValue);
}
}
/**
* Converts the input value to the type that this column is of.
* @param mixed $value input value
* @return mixed converted value
*/
public function typecast($value)
{
if ($this->type === 'boolean') {
return $value ? 1 : 0;
} else {
return parent::typecast($value);
}
}
protected function extractDefault($defaultValue)
{
if ($this->dbType === 'timestamp') {
$this->defaultValue = null;
} else {
parent::extractDefault(str_replace(array('(', ')', "'"), '', $defaultValue));
}
}
/**
* Extracts the default value for the column.
* The value is typecasted to correct PHP type.
* @param mixed $defaultValue the default value obtained from metadata
*/
protected function extractDefault($defaultValue)
{
if ($this->dbType === 'TIMESTAMP' && $defaultValue === 'CURRENT_TIMESTAMP') {
$this->defaultValue = null;
} else {
parent::extractDefault($defaultValue);
}
}
/**
* Extracts size, precision and scale information from column's DB type.
* @param string $dbType the column's DB type
*/
protected function extractLimit($dbType)
{
if (strncmp($dbType, 'enum', 4) === 0 && preg_match('/\\((.*)\\)/', $dbType, $matches)) {
$values = explode(',', $matches[1]);
$size = 0;
foreach ($values as $value) {
if (($n = strlen($value)) > $size) {
$size = $n;
}
}
$this->size = $this->precision = $size - 2;
} else {
parent::extractLimit($dbType);
}
}
/**
* Extracts the default value for the column.
* The value is typecasted to correct PHP type.
* @param mixed the default value obtained from metadata
*/
protected function extractDefault($defaultValue)
{
/*
* handle CURRENT_DATE/TIME/TIMESTAMP with optional precision
* @todo handle context variable 'NOW'
* ref. http://www.firebirdsql.org/refdocs/langrefupd25-variables.html
*/
if (preg_match('/(CURRENT_|NULL|TODAY|TOMORROW|YESTERDAY)/i', $defaultValue)) {
$this->defaultValue = null;
} elseif ($defaultValue == "''") {
$this->defaultValue = '';
} else {
parent::extractDefault($defaultValue);
}
}
/**
* Extracts size, precision and scale information from column's DB type.
* @param string $dbType the column's DB type
*/
protected function extractLimit($dbType)
{
if (strncmp($dbType, 'enum', 4) === 0 && preg_match('/\\(([\'"])(.*)\\1\\)/', $dbType, $matches)) {
// explode by (single or double) quote and comma (ENUM values may contain commas)
$values = explode($matches[1] . ',' . $matches[1], $matches[2]);
$size = 0;
foreach ($values as $value) {
if (($n = strlen($value)) > $size) {
$size = $n;
}
}
$this->size = $this->precision = $size;
} else {
parent::extractLimit($dbType);
}
}
