Omeka_Filter_ForeignKey

Package: Filter

class Omeka_Filter_ForeignKey

implements Zend_Filter_Interface

Converts input into values suitable for use as Omeka ‘id’ key values.

Omeka_Filter_ForeignKey::filter($value)

Convert any value into an unsigned integer that would be valid if stored as a foreign key in a database table.

This will return null for any value that falls outside the range of an unsigned integer (string, negative numbers, etc.)

Parameters:
  • $value (mixed) – Input value.
Returns:

int