function _openlayers_presets_ui_unset_empty_values in Openlayers 6

Recursively unset empty values

Go through an array recursively and unset empty strings and arrays

Parameters

$values: Array

Return value

Array with empty values unset

2 calls to _openlayers_presets_ui_unset_empty_values()

_openlayers_presets_ui_convert_form_to_map in modules/openlayers_presets_ui/includes/openlayers_presets_ui.ui.inc

OpenLayers Form to Map

_openlayers_presets_ui_merge_maps in modules/openlayers_presets_ui/includes/openlayers_presets_ui.ui.inc

Merge maps from form and original preset

File

modules/openlayers_presets_ui/includes/openlayers_presets_ui.ui.inc, line 1053

This file holds the functions for the openlayers presets ui

Code

function _openlayers_presets_ui_unset_empty_values($array) {
  foreach ($array as $key => $value) {

    // If it is an array then recursively check it
    if (is_array($value)) {
      $array[$key] = _openlayers_presets_ui_unset_empty_values($value);
    }

    // If it is an array then check if it is empty. We don't use $value so that if it
    // is emptied by the previous check then it will still unset.
    if (is_array($array[$key])) {
      if (empty($array[$key])) {
        unset($array[$key]);
      }
    }

    // If it is an empty string then unset it
    if ($value == "") {
      unset($array[$key]);
    }
  }
  return $array;
}