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<?php
namespace Drupal\geolocation_geometry\Plugin\geolocation\DataProvider;
use Drupal\Core\Field\FieldDefinitionInterface;
use Drupal\geolocation\DataProviderBase;
use Drupal\views\Plugin\views\field\FieldPluginBase;
use Drupal\geolocation\DataProviderInterface;
use Drupal\Core\Field\FieldItemInterface;
use Drupal\views\Plugin\views\field\EntityField;
use Drupal\views\ResultRow;
class GeolocationGeometry extends DataProviderBase implements DataProviderInterface {
protected function defaultSettings() {
$settings = parent::defaultSettings();
$settings['stroke_color'] = '#FF0044';
$settings['stroke_color_randomize'] = TRUE;
$settings['stroke_width'] = 1;
$settings['stroke_opacity'] = 0.8;
$settings['fill_color'] = '#0033FF';
$settings['fill_color_randomize'] = TRUE;
$settings['fill_opacity'] = 0.1;
return $settings;
}
public function isViewsGeoOption(FieldPluginBase $views_field) {
if ($views_field instanceof EntityField && $views_field
->getPluginId() == 'field') {
$field_storage_definitions = $this->entityFieldManager
->getFieldStorageDefinitions($views_field
->getEntityType());
if (!empty($field_storage_definitions[$views_field->field])) {
$field_storage_definition = $field_storage_definitions[$views_field->field];
if (in_array($field_storage_definition
->getType(), [
'geolocation_geometry_geometry',
'geolocation_geometry_geometrycollection',
'geolocation_geometry_point',
'geolocation_geometry_linestring',
'geolocation_geometry_polygon',
'geolocation_geometry_multipoint',
'geolocation_geometry_multilinestring',
'geolocation_geometry_multipolygon',
])) {
return TRUE;
}
}
}
return FALSE;
}
public function getSettingsForm(array $settings, array $parents = []) {
$element = parent::getSettingsForm($settings, $parents);
$settings = $this
->getSettings($settings);
$element['stroke_color'] = [
'#type' => 'color',
'#title' => $this
->t('Stroke color'),
'#default_value' => $settings['stroke_color'],
];
$element['stroke_color_randomize'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Randomize stroke colors'),
'#default_value' => $settings['stroke_color_randomize'],
];
$element['stroke_width'] = [
'#type' => 'number',
'#title' => $this
->t('Stroke Width'),
'#description' => $this
->t('Width of the stroke in pixels.'),
'#default_value' => $settings['stroke_width'],
];
$element['stroke_opacity'] = [
'#type' => 'number',
'#step' => 0.01,
'#title' => $this
->t('Stroke Opacity'),
'#description' => $this
->t('Opacity of the stroke from 1 = fully visible, 0 = complete see through.'),
'#default_value' => $settings['stroke_opacity'],
];
$element['fill_color'] = [
'#type' => 'color',
'#title' => $this
->t('Fill color'),
'#default_value' => $settings['fill_color'],
];
$element['fill_color_randomize'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Randomize fill colors'),
'#default_value' => $settings['fill_color_randomize'],
];
$element['fill_opacity'] = [
'#type' => 'number',
'#step' => 0.01,
'#title' => $this
->t('Fill Opacity'),
'#description' => $this
->t('Opacity of the polygons from 1 = fully visible, 0 = complete see through.'),
'#default_value' => $settings['fill_opacity'],
];
return $element;
}
public function getLocationsFromViewsRow(ResultRow $row, FieldPluginBase $viewsField = NULL) {
$locations = parent::getLocationsFromViewsRow($row, $viewsField);
$current_style = $viewsField->displayHandler
->getPlugin('style');
if (empty($current_style) || !is_subclass_of($current_style, 'Drupal\\geolocation\\Plugin\\views\\style\\GeolocationStyleBase')) {
return $locations;
}
foreach ($locations as &$location) {
if (!is_array($location)) {
continue;
}
$location['#title'] = $current_style
->getTitleField($row);
$location['#label'] = $current_style
->getLabelField($row);
}
return $locations;
}
public function getShapesFromViewsRow(ResultRow $row, FieldPluginBase $viewsField = NULL) {
$shapes = parent::getShapesFromViewsRow($row, $viewsField);
if (empty($shapes)) {
return $shapes;
}
$current_style = $viewsField->displayHandler
->getPlugin('style');
if (empty($current_style) || !is_subclass_of($current_style, 'Drupal\\geolocation\\Plugin\\views\\style\\GeolocationStyleBase')) {
return $shapes;
}
foreach ($shapes as &$shape) {
if (!is_array($shape)) {
continue;
}
$shape['#title'] = $current_style
->getTitleField($row);
}
return $shapes;
}
public function getShapesFromItem(FieldItemInterface $fieldItem) {
$settings = $this
->getSettings();
$shapes = $locations = [];
$this
->parseGeoJson($fieldItem
->get('geojson')
->getString(), $locations, $shapes);
$positions = [];
foreach ($shapes as $shape) {
$random_color = sprintf('#%06X', mt_rand(0, 0xffffff));
switch ($shape->type) {
case 'Polygon':
$coordinates = '';
foreach ($shape->coordinates[0] as $coordinate) {
$coordinates .= $coordinate[1] . ',' . $coordinate[0] . ' ';
}
$position = [
'#type' => 'geolocation_map_polygon',
'#coordinates' => $coordinates,
'#stroke_color' => $settings['stroke_color_randomize'] ? $random_color : $settings['stroke_color'],
'#stroke_width' => (int) $settings['stroke_width'],
'#stroke_opacity' => (double) $settings['stroke_opacity'],
'#fill_color' => $settings['fill_color_randomize'] ? $random_color : $settings['fill_color'],
'#fill_opacity' => (double) $settings['fill_opacity'],
];
$positions[] = $position;
break;
case 'MultiPolygon':
$container = [
'#type' => 'container',
'#attributes' => [
'class' => [
'geolocation-multipolygon',
],
],
];
foreach ($shape->coordinates as $key => $polygon) {
$coordinates = '';
foreach ($polygon[0] as $coordinate) {
$coordinates .= $coordinate[1] . ',' . $coordinate[0] . ' ';
}
$position = [
'#type' => 'geolocation_map_polygon',
'#coordinates' => $coordinates,
'#stroke_color' => $settings['stroke_color_randomize'] ? $random_color : $settings['stroke_color'],
'#stroke_width' => (int) $settings['stroke_width'],
'#stroke_opacity' => (double) $settings['stroke_opacity'],
'#fill_color' => $settings['fill_color_randomize'] ? $random_color : $settings['fill_color'],
'#fill_opacity' => (double) $settings['fill_opacity'],
];
$container[$key] = $position;
}
$positions[] = $container;
break;
case 'LineString':
$coordinates = '';
foreach ($shape->coordinates[0] as $coordinate) {
$coordinates .= $coordinate[1] . ',' . $coordinate[0] . ' ';
}
$position = [
'#type' => 'geolocation_map_polyline',
'#coordinates' => $coordinates,
'#stroke_color' => $settings['stroke_color_randomize'] ? $random_color : $settings['stroke_color'],
'#stroke_width' => (int) $settings['stroke_width'],
'#stroke_opacity' => (double) $settings['stroke_opacity'],
];
$positions[] = $position;
break;
case 'MultiLineString':
$container = [
'#type' => 'container',
'#attributes' => [
'class' => [
'geolocation-multipolyline',
],
],
];
foreach ($shape->coordinates as $key => $polyline) {
$coordinates = '';
foreach ($polyline[0] as $coordinate) {
$coordinates .= $coordinate[1] . ',' . $coordinate[0] . ' ';
}
$position = [
'#type' => 'geolocation_map_polyline',
'#coordinates' => $coordinates,
'#stroke_color' => $settings['stroke_color_randomize'] ? $random_color : $settings['stroke_color'],
'#stroke_width' => (int) $settings['stroke_width'],
'#stroke_opacity' => (double) $settings['stroke_opacity'],
];
$container[$key] = $position;
}
$positions[] = $container;
break;
}
}
return $positions;
}
public function getLocationsFromItem(FieldItemInterface $fieldItem) {
$shapes = $locations = [];
$this
->parseGeoJson($fieldItem
->get('geojson')
->getString(), $locations, $shapes);
$positions = [];
foreach ($locations as $location) {
switch ($location->type) {
case 'Point':
$position = [
'#type' => 'geolocation_map_location',
'#coordinates' => [
'lat' => $location->coordinates[1],
'lng' => $location->coordinates[0],
],
];
$positions[] = $position;
break;
case 'MultiPoint':
$container = [
'#type' => 'container',
'#attributes' => [
'class' => [
'geolocation-multipoint',
],
],
];
foreach ($location->coordinates as $key => $point) {
$position = [
'#type' => 'geolocation_map_location',
'#coordinates' => [
'lat' => $point->coordinates[1],
'lng' => $point->coordinates[0],
],
];
$container[$key] = $position;
}
$positions[] = $container;
break;
}
}
return $positions;
}
public function isFieldGeoOption(FieldDefinitionInterface $fieldDefinition) {
return in_array($fieldDefinition
->getType(), [
'geolocation_geometry_geometry',
'geolocation_geometry_geometrycollection',
'geolocation_geometry_point',
'geolocation_geometry_linestring',
'geolocation_geometry_polygon',
'geolocation_geometry_multipoint',
'geolocation_geometry_multilinestring',
'geolocation_geometry_multipolygon',
]);
}
protected function parseGeoJson(string $geoJson, array &$locations, array &$shapes) {
$json = json_decode($geoJson);
if (is_object($json) && isset($json->type)) {
$json = [
$json,
];
}
foreach ($json as $entry) {
if (empty($entry->type)) {
continue;
}
switch ($entry->type) {
case 'FeatureCollection':
if (empty($entry->features)) {
return;
}
$this
->parseGeoJson($entry->features, $locations, $shapes);
return;
case 'Feature':
if (empty($entry->geometry)) {
return;
}
$this
->parseGeoJson($entry->geometry, $locations, $shapes);
return;
case 'GeometryCollection':
if (empty($entry->geometries)) {
return;
}
$this
->parseGeoJson($entry->geometries, $locations, $shapes);
return;
case 'MultiPolygon':
case 'Polygon':
case 'MultiLineString':
case 'LineString':
if (empty($entry->coordinates)) {
return;
}
$shapes[] = $entry;
return;
case 'MultiPoint':
case 'Point':
if (empty($entry->coordinates)) {
return;
}
$locations[] = $entry;
return;
}
}
}
}