oikd8_field_validation_date() – Validate a dates field

Description

Validate a dates field

We only check for is_numeric() so that we can support half dates ? 2013/07/23

Usage

oikd8_field_validation_date( $value, $field, $data );

Parameters

$value

( string ) required – the field value

$field

( string ) required – the field name

$data

( array ) required – array of data about the field

Returns

void

Source

File name: oik-dates/oik-dates.php
Lines:

function oikd8_field_validation_date( $value, $field, $data ) {
  // bw_trace2();
  if ( $value ) {
    $preg_match = preg_match( '!\d{4}-\d{2}-\d{2}!', $value );
    //$numeric = is_numeric( $value );
    if ( !$preg_match ) {
      $text = sprintf( __( "Invalid %s" ), $data['#title'] );     
      bw_issue_message( $field, "non_numeric", $text, "error" );
    }
  }       
  return( $value );   
}