class LeafletGeoJSONBean in Leaflet GeoJSON 7
Same name and namespace in other branches
- 7.2 modules/leaflet_geojson_bean/plugins/bean/leaflet_geojson_bean.inc \LeafletGeoJSONBean
@file Leaflet GeoJSON bean plugin.
Hierarchy
- class \BeanPlugin implements BeanTypePluginInterface
- class \LeafletGeoJSONBean
Expanded class hierarchy of LeafletGeoJSONBean
1 string reference to 'LeafletGeoJSONBean'
- leaflet_geojson_bean_bean_types in modules/
leaflet_geojson_bean/ leaflet_geojson_bean.module - Implements hook_bean_types().
File
- modules/
leaflet_geojson_bean/ plugins/ bean/ leaflet_geojson_bean.inc, line 7 - Leaflet GeoJSON bean plugin.
View source
class LeafletGeoJSONBean extends BeanPlugin {
/**
* Declares default block settings.
*/
public function values() {
$values = array(
'settings' => array(
'map' => NULL,
'height' => '400',
'source' => NULL,
),
);
return array_merge(parent::values(), $values);
}
/**
* Builds extra settings for the block edit form.
*/
public function form($bean, $form, &$form_state) {
$form = array();
$form['settings'] = array(
'#type' => 'fieldset',
'#tree' => 1,
'#title' => t('Settings'),
);
// Choose a geojson source.
$source_options = $this
->getSourceOptions();
$default_source = isset($bean->settings['source']) ? $bean->settings['source'] : key($source_options);
$form['settings']['source'] = array(
'#type' => 'select',
'#title' => t('GeoJSON source'),
'#options' => $source_options,
'#default_value' => $default_source,
'#required' => TRUE,
'#description' => t("Choose the GeoJSON source that will provide the map data.") . "<br/>" . t("Views GeoJSON page displays are automatically exposed.") . " " . t("Implement <code>hook_leaflet_geojson_source_info()</code> to define custom geojson sources."),
);
// Choose a map preset.
$map_options = $this
->getMapOptions();
$default_map = isset($bean->settings['map']) ? $bean->settings['map'] : key($map_options);
$form['settings']['map'] = array(
'#title' => t('Leaflet map'),
'#type' => 'select',
'#options' => $map_options,
'#default_value' => $default_map,
'#required' => TRUE,
'#description' => t("Select the Leaflet map that will display the data.") . " " . t("Implement <code>hook_leaflet_map_info()</code> to define custom leaflet maps."),
);
// Optionally set map height.
$default_height = isset($bean->settings['height']) ? $bean->settings['height'] : 400;
$form['settings']['height'] = array(
'#title' => t('Map height'),
'#type' => 'textfield',
'#field_suffix' => t('px'),
'#size' => 4,
'#default_value' => $default_height,
'#required' => FALSE,
'#description' => t("Set the map height in pixels."),
);
// Optionally override map settings.
$default_override_map_settings = isset($bean->settings['override_map_settings']) ? $bean->settings['override_map_settings'] : FALSE;
$form['settings']['override_map_settings'] = array(
'#type' => 'checkbox',
'#title' => 'Override map settings',
'#default_value' => $default_override_map_settings,
'#description' => t("Choose to override settings as zoom level & center of the map."),
);
$form['settings']['map_settings'] = array(
'#type' => 'fieldset',
'#title' => 'Map settings overrides',
'#tree' => TRUE,
'#states' => array(
'visible' => array(
':input[name="settings[override_map_settings]"]' => array(
'checked' => TRUE,
),
),
),
);
$default_zoom = isset($bean->settings['map_settings']['zoom']) ? $bean->settings['map_settings']['zoom'] : 1;
$form['settings']['map_settings']['zoom'] = array(
'#title' => t('Zoom'),
'#type' => 'textfield',
'#size' => 20,
'#default_value' => $default_zoom,
'#required' => FALSE,
);
$form['settings']['map_settings']['center'] = array(
'#type' => 'fieldset',
'#title' => 'Map center',
'#tree' => TRUE,
'#description' => t("Provide a default map center especially when using the bounding box strategy."),
);
$default_center = isset($bean->settings['map_settings']['center']) ? $bean->settings['map_settings']['center'] : array(
'lon' => 0,
'lat' => 0,
);
$form['settings']['map_settings']['center']['lon'] = array(
'#title' => t('Center longitude'),
'#type' => 'textfield',
'#size' => 20,
'#default_value' => $default_center['lon'],
'#required' => FALSE,
);
$form['settings']['map_settings']['center']['lat'] = array(
'#title' => t('Center latitude'),
'#type' => 'textfield',
'#size' => 20,
'#default_value' => $default_center['lat'],
'#required' => FALSE,
);
return $form;
}
/**
* Displays the bean.
*/
public function view($bean, $content, $view_mode = 'default', $langcode = NULL) {
// Prepare leaflet map settings.
$map = leaflet_map_get_info($bean->settings['map']);
$height = $bean->settings['height'];
// Prepare source and fetch json.
$source_info = leaflet_geojson_source_get_info($bean->settings['source']);
$features = array();
$context = array(
'map' => &$map,
'source_info' => &$source_info,
'bean' => &$bean,
);
drupal_alter('leaflet_geojson_bean_view_features', $features, $context);
$content['map'] = array(
'#markup' => leaflet_render_map($map, $features, $height . 'px'),
);
return $content;
}
protected function getMapOptions() {
$map_options = array();
foreach (leaflet_map_get_info() as $key => $map) {
$map_options[$key] = t($map['label']);
}
return $map_options;
}
protected function getSourceOptions() {
$sources = leaflet_geojson_source_get_info(NULL, TRUE);
$source_options = array();
foreach ($sources as $id => $source) {
$source_options[$id] = $source['title'];
}
return $source_options;
}
}