/**
* Load all objects.
*
* @param string $object_type
* Type of object to load:
* map|layer|source|control|interaction|style|component.
*
* @return \Drupal\openlayers\Types\ObjectInterface[]
* The array of objects.
*/
public static function loadAll($object_type = NULL)
{
$objects = array();
foreach (Openlayers::loadAllExportable($object_type) as $exportable) {
if (is_object($exportable)) {
$objects[$exportable->machine_name] = Openlayers::load($object_type, $exportable);
}
}
return $objects;
}
/**
* {@inheritdoc}
*/
public function optionsForm(&$form, &$form_state)
{
$form['options']['grouptitle'] = array('#type' => 'textfield', '#title' => 'Layer group title', '#default_value' => $this->getOption('grouptitle', 'Base layers'));
$all_layers = \Drupal\openlayers\Openlayers::loadAllExportable('Layer');
array_walk($all_layers, function ($object) {
$object->weight = 0;
$object->enabled = 0;
});
foreach ($this->getOption('grouplayers', array()) as $weight => $layer) {
$layer = Openlayers::load('layer', $layer);
$all_layers[$layer->getMachineName()]->weight = $weight;
$all_layers[$layer->getMachineName()]->enabled = 1;
}
uasort($all_layers, function ($a, $b) {
if ($a->enabled > $b->enabled) {
return -1;
} else {
if ($a->enabled < $b->enabled) {
return 1;
}
}
if ($a->weight < $b->weight) {
return -1;
} else {
if ($a->weight > $b->weight) {
return 1;
}
}
if ($a->machine_name < $b->machine_name) {
return -1;
} else {
if ($a->machine_name > $b->machine_name) {
return 1;
}
}
return 0;
});
$data = array();
$i = 0;
/* @var \Drupal\openlayers\Types\Layer $layer */
foreach ($all_layers as $machine_name => $layer) {
$data[$machine_name] = array('name' => $layer->name, 'machine_name' => $layer->machine_name, 'factory_service' => $layer->factory_service, 'weight' => $i++, 'enabled' => isset($layer->enabled) ? $layer->enabled : 0);
}
$rows = array();
$row_elements = array();
foreach ($data as $id => $entry) {
$rows[$id] = array('data' => array(array('class', array('entry-cross')), array('data' => array('#type' => 'weight', '#title' => t('Weight'), '#title_display' => 'invisible', '#default_value' => $entry['weight'], '#parents' => array('grouplayers', $id, 'weight'), '#attributes' => array('class' => array('entry-order-weight')))), array('data' => array('#type' => 'hidden', '#default_value' => $entry['machine_name'], '#parents' => array('grouplayers', $id, 'machine_name'))), array('data' => array('#type' => 'checkbox', '#title' => t('Enable'), '#title_display' => 'invisible', '#default_value' => $entry['enabled'], '#parents' => array('grouplayers', $id, 'enabled'))), check_plain($entry['name']), check_plain($entry['machine_name']), check_plain($entry['factory_service']), l(t('Edit'), 'admin/structure/openlayers/layers/list/' . $entry['machine_name'] . '/edit/options', array('query' => array('destination' => current_path())))), 'class' => array('draggable'));
// Build rows of the form elements in the table.
$row_elements[$id] = array('weight' => &$rows[$id]['data'][1]['data'], 'enabled' => &$rows[$id]['data'][2]['data'], 'machine_name' => &$rows[$id]['data'][3]['data']);
}
$form['grouplayers'] = array('#type' => 'fieldset', '#title' => 'Layers', '#collapsible' => FALSE, '#collapsed' => FALSE);
// Add the table to the form.
$form['grouplayers']['table_layers'] = array('#theme' => 'table', 'elements' => $row_elements, '#header' => array(array('data' => NULL, 'colspan' => 2), array('data' => t('Enabled'), 'colspan' => 2), t('Name'), t('Machine name'), t('Factory service'), t('Operations')), '#rows' => $rows, '#empty' => t('There are no entries available.'), '#attributes' => array('id' => 'entry-order-layers'));
drupal_add_tabledrag('entry-order-layers', 'order', 'sibling', 'entry-order-weight');
}
/**
* {@inheritdoc}
*/
public function postBuild(array &$build, ObjectInterface $context = NULL)
{
parent::postBuild($build, $context);
$options = array();
foreach (\Drupal\openlayers\Openlayers::loadAllExportable('Map') as $machine_name => $data) {
if (!is_object($data) || property_exists($data, 'disabled') && ($data->disabled == 1 || $data->disabled == TRUE)) {
continue;
}
$options[$machine_name] = $data->name;
}
$wrapper = 'wrapper-' . $context->getId();
$build['openlayers_default_map'] = array('#type' => 'select', '#title' => 'Chose a map', '#multiple' => FALSE, '#options' => $options, '#ajax' => array('callback' => '_openlayers_ajax_reload_default_map', 'method' => 'replace', 'wrapper' => $wrapper, 'effect' => 'fade'));
$build['form'] = array('#type' => 'container', '#attributes' => array('id' => $wrapper));
$build['form'][$context->getId()]['map'] = $build['openlayers'];
unset($build['openlayers']);
}
