private static function UCXF_FieldList::loadOne in Extra Fields Checkout Pane 6.2

Same name and namespace in other branches

7 class/UCXF_FieldList.class.php \UCXF_FieldList::loadOne()

Load a single field if not already loaded

No database call is done in these cases:

Field is already loaded

@access private @static

Parameters

int $type: Type of the argument given, can be the field id (BY_ID) or the field db_name (BY_NAME)

mixed $arg: Either the field id or the field db_name

Return value

void

Throws

UCXF_DbException

3 calls to UCXF_FieldList::loadOne()

UCXF_FieldList::deleteOne in class/UCXF_FieldList.class.php: Deletes one field
UCXF_FieldList::getFieldByID in class/UCXF_FieldList.class.php: Get a single field by ID
UCXF_FieldList::getFieldByName in class/UCXF_FieldList.class.php: Get a single field by name

File

class/UCXF_FieldList.class.php, line 254: Contains the UCXF_FieldList class.

Class

UCXF_FieldList: This class is used to keep track of all loaded fields in one request. It's also used as a central place to request fields.

Code

private static function loadOne($type, $arg) {

  // Reasons to skip out early
  if (self::$allLoaded) {
    return;
  }
  if ($type == self::BY_ID && isset(self::$fields[$arg])) {
    return;
  }
  if ($type == self::BY_NAME && self::findByName($arg)) {
    return;
  }
  if ($type == self::BY_ID) {
    $result = db_query("SELECT * FROM {uc_extra_fields} WHERE field_id = %d", $arg);
  }
  elseif ($type == self::BY_NAME) {
    $result = db_query("SELECT * FROM {uc_extra_fields} WHERE db_name = '%s'", $arg);
  }
  if ($result === FALSE) {
    throw new UCXF_DbException(t('Failed to read from database table uc_extra_fields'));
  }
  self::dbResultToField($result);
}

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