/**
* Construct a new DataObject.
*
* @param array|null $record This will be null for a new database record. Alternatively, you can pass an array of
* field values. Normally this contructor is only used by the internal systems that get objects from the database.
* @param boolean $isSingleton This this to true if this is a singleton() object, a stub for calling methods. Singletons
* don't have their defaults set.
*/
function __construct($record = null, $isSingleton = false)
{
// Set the fields data.
if (!$record) {
$record = array("ID" => 0);
}
if (!is_array($record)) {
if (is_object($record)) {
$passed = "an object of type '{$record->class}'";
} else {
$passed = "The value '{$record}'";
}
user_error("DataObject::__construct passed {$passed}. It's supposed to be passed an array,\n\t\t\t\ttaken straight from the database. Perhaps you should use DataObject::get_one instead?", E_USER_WARNING);
$record = null;
}
$this->record = $this->original = $record;
// Keep track of the modification date of all the data sourced to make this page
// From this we create a Last-Modified HTTP header
if (isset($record['LastEdited'])) {
HTTP::register_modification_date($record['LastEdited']);
}
parent::__construct();
// Must be called after parent constructor
if (!$isSingleton && (!isset($this->record['ID']) || !$this->record['ID'])) {
$this->populateDefaults();
}
// prevent populateDefaults() and setField() from marking overwritten defaults as changed
$this->changed = array();
}
/**
* Construct a new DataObject.
*
* @param array|null $record This will be null for a new database record. Alternatively, you can pass an array of
* field values. Normally this contructor is only used by the internal systems that get objects from the database.
* @param boolean $isSingleton This this to true if this is a singleton() object, a stub for calling methods. Singletons
* don't have their defaults set.
*/
function __construct($record = null, $isSingleton = false, $model = null)
{
parent::__construct();
// Set the fields data.
if (!$record) {
$record = array('ID' => 0, 'ClassName' => get_class($this), 'RecordClassName' => get_class($this));
}
if (!is_array($record)) {
if (is_object($record)) {
$passed = "an object of type '{$record->class}'";
} else {
$passed = "The value '{$record}'";
}
user_error("DataObject::__construct passed {$passed}. It's supposed to be passed an array,\n\t\t\ttaken straight from the database. Perhaps you should use DataList::create()->First(); instead?", E_USER_WARNING);
$record = null;
}
// Set $this->record to $record, but ignore NULLs
$this->record = array();
foreach ($record as $k => $v) {
// Ensure that ID is stored as a number and not a string
// To do: this kind of clean-up should be done on all numeric fields, in some relatively
// performant manner
if ($v !== null) {
if ($k == 'ID' && is_numeric($v)) {
$this->record[$k] = (int) $v;
} else {
$this->record[$k] = $v;
}
}
}
// Identify fields that should be lazy loaded, but only on existing records
if (!empty($record['ID'])) {
$currentObj = get_class($this);
while ($currentObj != 'DataObject') {
$fields = self::custom_database_fields($currentObj);
foreach ($fields as $field => $type) {
if (!array_key_exists($field, $record)) {
$this->record[$field . '_Lazy'] = $currentObj;
}
}
$currentObj = get_parent_class($currentObj);
}
}
$this->original = $this->record;
// Keep track of the modification date of all the data sourced to make this page
// From this we create a Last-Modified HTTP header
if (isset($record['LastEdited'])) {
HTTP::register_modification_date($record['LastEdited']);
}
// Must be called after parent constructor
if (!$isSingleton && (!isset($this->record['ID']) || !$this->record['ID'])) {
$this->populateDefaults();
}
// prevent populateDefaults() and setField() from marking overwritten defaults as changed
$this->changed = array();
$this->model = $model ? $model : DataModel::inst();
}
/**
* Construct a new DataObject.
*
* @param array|null $record This will be null for a new database record. Alternatively, you can pass an array of
* field values. Normally this contructor is only used by the internal systems that get objects from the database.
* @param boolean $isSingleton This this to true if this is a singleton() object, a stub for calling methods. Singletons
* don't have their defaults set.
*/
function __construct($record = null, $isSingleton = false, $model = null) {
// Set the fields data.
if(!$record) {
$record = array(
'ID' => 0,
'ClassName' => get_class($this),
'RecordClassName' => get_class($this)
);
}
if(!is_array($record)) {
if(is_object($record)) $passed = "an object of type '$record->class'";
else $passed = "The value '$record'";
user_error("DataObject::__construct passed $passed. It's supposed to be passed an array,
taken straight from the database. Perhaps you should use DataList::create()->First(); instead?", E_USER_WARNING);
$record = null;
}
// Convert PostgreSQL boolean values
// TODO: Implement this more elegantly, for example by writing a more intelligent SQL SELECT query prior to object construction
if(DB::getConn() instanceof PostgreSQLDatabase) {
$this->class = get_class($this);
foreach($record as $k => $v) {
if($this->db($k) == 'Boolean' && $v == 'f') $record[$k] = '0';
}
}
// TODO: MSSQL has a convert function that can do this on the SQL end. We just need a
// nice way of telling the database how we want to get the value out on a per-fieldtype basis
if(DB::getConn() instanceof MSSQLDatabase) {
$this->class = get_class($this);
foreach($record as $k => $v) {
if($v) {
if($k == 'Created' || $k == 'LastEdited') {
$fieldtype = 'SS_Datetime';
} else {
$fieldtype = $this->db($k);
}
// MSSQLDatabase::date() uses datetime for the data type for "Date" and "SS_Datetime"
switch($fieldtype) {
case "Date":
$v = preg_replace('/:[0-9][0-9][0-9]([ap]m)$/i', ' \\1', $v);
$record[$k] = date('Y-m-d', strtotime($v));
break;
case "Datetime":
case "SS_Datetime":
$v = preg_replace('/:[0-9][0-9][0-9]([ap]m)$/i', ' \\1', $v);
$record[$k] = date('Y-m-d H:i:s', strtotime($v));
break;
}
}
}
}
// Set $this->record to $record, but ignore NULLs
$this->record = array();
foreach($record as $k => $v) {
// Ensure that ID is stored as a number and not a string
// To do: this kind of clean-up should be done on all numeric fields, in some relatively
// performant manner
if($v !== null) {
if($k == 'ID' && is_numeric($v)) $this->record[$k] = (int)$v;
else $this->record[$k] = $v;
}
}
$this->original = $this->record;
// Keep track of the modification date of all the data sourced to make this page
// From this we create a Last-Modified HTTP header
if(isset($record['LastEdited'])) {
HTTP::register_modification_date($record['LastEdited']);
}
parent::__construct();
// Must be called after parent constructor
if(!$isSingleton && (!isset($this->record['ID']) || !$this->record['ID'])) {
$this->populateDefaults();
}
// prevent populateDefaults() and setField() from marking overwritten defaults as changed
$this->changed = array();
$this->model = $model ? $model : DataModel::inst();
}
