function scald_index_included in scald_index 7

Determine atoms (expressed as SAS or DIV) embedded in a string.

Parameters

string $string: The string to search for SAS/DIV notation atoms.

Return value

array An array of SIDs which are included in the string in SAS/DIV notation.

See also

scald_included().

1 call to scald_index_included()

scald_index_build_node_index in ./scald_index.module

Builds index for a given node.

File

./scald_index.module, line 409

Code

function scald_index_included($string) {
  $atoms = array();

  // Detect SAS atoms.
  if (preg_match_all(SCALD_SAS_MATCH_PATTERN, $string, $sas_atoms)) {
    $atoms = array_merge($atoms, $sas_atoms[1]);
  }

  // Detect DIV atoms.
  if (preg_match_all('/<div.*data-scald-sid=\\"(\\d+)\\".*>/', $string, $div_atoms)) {
    $atoms = array_merge($atoms, $div_atoms[1]);
  }
  return $atoms;
}