public static function checkAlias($alias) {
$v = $alias;
do {
list($v, $name) = NameSpaceHelper::splitAlias($v);
StringDataTypeHandler::checkValueAsWord($name);
}
while ($v != NULL);
}
public function findDataSourceByNamespacelessName($datasourceNamespacelessName)
{
$datasources = NULL;
foreach ($this->datasources as $datasourceName => $datasource) {
list($namespace, $datasourceNameOnly) = NameSpaceHelper::splitAlias($datasourceName);
if ($datasourceNameOnly == $datasourceNamespacelessName) {
$datasources[$datasourceName] = $datasource;
}
}
return $datasources;
}
protected static function generateFromReference($reference) {
if (!isset($reference)) {
return NULL;
}
$parts = ReferencePathHelper::splitReference($reference);
$databaseColumnName = NULL;
for ($i = 0, $count = count($parts); $i < $count; $i += 2) {
$resource = $parts[$i];
$name = $parts[$i + 1];
$columnNameSegment = $name;
if (isset($resource)) {
list($namespace, $resourceName) = NameSpaceHelper::splitAlias($resource);
$columnNameSegment .= '_';
if (isset($namespace)) {
$columnNameSegment .= $namespace . '_';
}
$columnNameSegment .= $resourceName;
}
if (isset($databaseColumnName)) {
$databaseColumnName .= '_';
}
$databaseColumnName .= $columnNameSegment;
}
// replacing non-word characters with '_'
$databaseColumnName = preg_replace('#\W+#', '_', $databaseColumnName);
// removing several subsequent instances of '_'
$databaseColumnName = preg_replace('#_{2,}#', '_', $databaseColumnName);
// fixing possibility for leading digits
if ((strlen($databaseColumnName) > 0) && is_numeric(substr($databaseColumnName, 0, 1))) {
$databaseColumnName = 'fix_' . $databaseColumnName;
}
$databaseColumnName = strtolower($databaseColumnName);
return $databaseColumnName;
}
public static function getDatasetName($contentTypeName)
{
// FIXME cache it somewhere
list($namespace) = NameSpaceHelper::splitAlias(AbstractDrupalDataSourceQueryProxy::$DATASOURCE_NAME__DEFAULT);
return NameSpaceHelper::addNameSpace($namespace, self::$DATASET__PREFIX . $contentTypeName);
}
public static function generateDatabaseColumnName($reference)
{
$parts = self::splitReference($reference);
$databaseColumnName = NULL;
for ($i = 0, $count = count($parts); $i < $count; $i += 2) {
$resource = $parts[$i];
$name = $parts[$i + 1];
$columnNameSegment = $name;
if (isset($resource)) {
list($namespace, $resourceName) = NameSpaceHelper::splitAlias($resource);
$columnNameSegment .= ParameterHelper::$COLUMN_NAME_DELIMITER__DATABASE;
if (isset($namespace)) {
$columnNameSegment .= $namespace . ParameterHelper::$COLUMN_NAME_DELIMITER__DATABASE;
}
$columnNameSegment .= $resourceName;
}
if (isset($databaseColumnName)) {
$databaseColumnName .= ParameterHelper::$COLUMN_NAME_DELIMITER__DATABASE;
}
$databaseColumnName .= $columnNameSegment;
}
// replacing non-word characters with ParameterHelper::$COLUMN_NAME_DELIMITER__DATABASE
$databaseColumnName = preg_replace('/\\W+/', ParameterHelper::$COLUMN_NAME_DELIMITER__DATABASE, $databaseColumnName);
// removing several subsequent instances of ParameterHelper::$COLUMN_NAME_DELIMITER__DATABASE
$databaseColumnName = preg_replace('/' . ParameterHelper::$COLUMN_NAME_DELIMITER__DATABASE . '{2,}/', ParameterHelper::$COLUMN_NAME_DELIMITER__DATABASE, $databaseColumnName);
$databaseColumnName = strtolower($databaseColumnName);
return $databaseColumnName;
}
public static function checkAlias($alias)
{
list($namespace, $name) = NameSpaceHelper::splitAlias($alias);
StringDataTypeHandler::checkValueAsWord($namespace);
StringDataTypeHandler::checkValueAsWord($name);
}