function date_sql_handler::arg_granularity in Date 7

Same name and namespace in other branches

1. 5.2 date_api_sql.inc \date_sql_handler::arg_granularity()
2. 6.2 date_api_sql.inc \date_sql_handler::arg_granularity()
3. 7.3 date_api/date_api_sql.inc \date_sql_handler::arg_granularity()
4. 7.2 date_api/date_api_sql.inc \date_sql_handler::arg_granularity()

Use the parsed values from the ISO argument to determine the granularity of this period.

File

date_api/date_api_sql.inc, line 807

SQL helper for Date API.

Class

date_sql_handler

A class to manipulate date SQL.

Code

function arg_granularity($arg) {
  $granularity = '';
  $parts = $this
    ->arg_parts($arg);
  $date = !empty($parts[0]['date']) ? $parts[0]['date'] : (!empty($parts[1]['date']) ? $parts[1]['date'] : array());
  foreach ($date as $key => $part) {
    $granularity = $key;
  }
  return $granularity;
}