View source
<?php
class geolocation_views_plugin_style_google_map extends views_plugin_style {
function option_definition() {
$options = parent::option_definition();
$options['map_width'] = array(
'default' => '100%',
);
$options['map_height'] = array(
'default' => '400px',
);
$options['map_center'] = array(
'default' => '0,0',
);
$options['map_zoom'] = array(
'default' => '4',
);
$options['map_min_zoom'] = array(
'default' => 1,
);
$options['map_max_zoom'] = array(
'default' => 19,
);
$options['map_type'] = array(
'default' => 'ROADMAP',
);
$options['marker_icon_field'] = array(
'default' => '',
);
$options['marker_url_field'] = array(
'default' => '',
);
$options['marker_title_field'] = array(
'default' => '',
);
$options['use_marker_clusterer'] = array(
'default' => FALSE,
);
$options['marker_clusterer']['grid_size'] = array(
'default' => 60,
);
$options['marker_clusterer']['max_zoom'] = array(
'default' => '',
);
$options['marker_clusterer']['icon_url'] = array(
'default' => '',
);
$options['marker_clusterer']['icon_size'] = array(
'default' => '',
);
$options['map_auto_center_and_zoom'] = array(
'default' => TRUE,
);
$options['map_disable_scroll_wheel'] = array(
'default' => FALSE,
);
$options['map_disable_double_click_zoom'] = array(
'default' => FALSE,
);
return $options;
}
function options_form(&$form, &$form_state) {
parent::options_form($form, $form_state);
$zoom_options = drupal_map_assoc(array(
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14,
15,
16,
17,
18,
19,
));
$field_options = array(
'' => t('< none >'),
);
$fields = $this->display->handler
->get_handlers('field');
foreach ($fields as $id => $handler) {
$field_options[$id] = $handler
->ui_name(FALSE);
}
$form['map_width'] = array(
'#title' => t('Map width'),
'#type' => 'textfield',
'#default_value' => $this->options['map_width'],
'#size' => 5,
);
$form['map_height'] = array(
'#title' => t('Map height'),
'#type' => 'textfield',
'#default_value' => $this->options['map_height'],
'#size' => 5,
);
$form['map_center'] = array(
'#title' => t('Map center'),
'#type' => 'textfield',
'#default_value' => $this->options['map_center'],
'#size' => 40,
);
$form['map_zoom'] = array(
'#title' => t('Map zoom'),
'#type' => 'select',
'#options' => $zoom_options,
'#default_value' => $this->options['map_zoom'],
);
$form['map_min_zoom'] = array(
'#title' => t('Minimum map zoom'),
'#type' => 'select',
'#options' => $zoom_options,
'#default_value' => $this->options['map_min_zoom'],
);
$form['map_max_zoom'] = array(
'#title' => t('Maximum map zoom'),
'#type' => 'select',
'#options' => $zoom_options,
'#default_value' => $this->options['map_max_zoom'],
);
$form['map_type'] = array(
'#title' => t('Map type'),
'#type' => 'select',
'#options' => drupal_map_assoc(array(
'ROADMAP',
'SATELLITE',
'HYBRID',
'TERRAIN',
)),
'#default_value' => $this->options['map_type'],
);
$form['marker_icon_field'] = array(
'#title' => t('Marker icon field'),
'#type' => 'select',
'#options' => $field_options,
'#default_value' => $this->options['marker_icon_field'],
);
$form['marker_url_field'] = array(
'#title' => t('Marker url field'),
'#type' => 'select',
'#options' => $field_options,
'#default_value' => $this->options['marker_url_field'],
);
$form['marker_title_field'] = array(
'#title' => t('Marker title field'),
'#type' => 'select',
'#options' => $field_options,
'#default_value' => $this->options['marker_title_field'],
);
$form['use_marker_clusterer'] = array(
'#title' => t('Use MarkerClusterer'),
'#type' => 'checkbox',
'#default_value' => $this->options['use_marker_clusterer'],
);
$form['marker_clusterer'] = array(
'#title' => t('MarkerClusterer options'),
'#type' => 'fieldset',
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#states' => array(
'visible' => array(
'#edit-style-options-use-marker-clusterer' => array(
'checked' => TRUE,
),
),
),
);
$form['marker_clusterer']['grid_size'] = array(
'#title' => t('Grid size'),
'#description' => t('The grid size of a cluster in pixel. Each cluster will be a square. If you want the algorithm to run faster, you can set this value larger. The default value is 60.'),
'#type' => 'textfield',
'#default_value' => $this->options['marker_clusterer']['grid_size'],
'#size' => 5,
);
$form['marker_clusterer']['max_zoom'] = array(
'#title' => t('Max zoom'),
'#description' => t('The max zoom level monitored by a marker cluster. If not given, the marker cluster assumes the maximum map zoom level. When maxZoom is reached or exceeded all markers will be shown without cluster.'),
'#type' => 'select',
'#options' => array(
'' => t('- none -'),
) + $zoom_options,
'#default_value' => $this->options['marker_clusterer']['max_zoom'],
);
$form['marker_clusterer']['icon_url'] = array(
'#title' => t('Custom icon url'),
'#description' => t('The image url.'),
'#type' => 'textfield',
'#default_value' => $this->options['marker_clusterer']['icon_url'],
);
$form['marker_clusterer']['icon_size'] = array(
'#title' => t('Custom icon size'),
'#description' => t('The image width and height. Example: 32x32'),
'#type' => 'textfield',
'#default_value' => $this->options['marker_clusterer']['icon_size'],
'#size' => 5,
'#states' => array(
'visible' => array(
'#edit-style-options-use-marker-clusterer' => array(
'checked' => TRUE,
),
),
),
);
$form['map_auto_center_and_zoom'] = array(
'#title' => t('Automatically center and zoom map'),
'#type' => 'checkbox',
'#default_value' => $this->options['map_auto_center_and_zoom'],
);
$form['map_disable_scroll_wheel'] = array(
'#title' => t('Disable scroll wheel'),
'#type' => 'checkbox',
'#default_value' => $this->options['map_disable_scroll_wheel'],
);
$form['map_disable_double_click_zoom'] = array(
'#title' => t('Disable double click zoom'),
'#type' => 'checkbox',
'#default_value' => $this->options['map_disable_double_click_zoom'],
);
}
function render() {
if (isset($this->view->live_preview) && $this->view->live_preview) {
return t('Selected style are not compatible with live preview.');
}
$geolocation_field = '';
foreach ($this->view->field as $field_name => $field_handler) {
if (isset($field_handler->field_info) && $field_handler->field_info['type'] == 'geolocation_latlng') {
$geolocation_field = $field_name;
break;
}
}
if (!$geolocation_field) {
return t('Add Geolocation field to fields list.');
}
$this->view->field[$geolocation_field]->options['exclude'] = TRUE;
$this
->render_fields($this->view->result);
$markers = array();
foreach ($this->view->result as $row_index => $row) {
if (!$row->{'field_' . $geolocation_field}) {
continue;
}
$marker_icon = '';
if ($this->options['marker_icon_field']) {
$marker_icon = $this
->get_field($row_index, $this->options['marker_icon_field']);
}
$marker_url = '';
if ($this->options['marker_url_field']) {
$marker_url = $this
->get_field($row_index, $this->options['marker_url_field']);
}
$marker_title = '';
if ($this->options['marker_title_field']) {
$marker_title = $this
->get_field($row_index, $this->options['marker_title_field']);
$marker_title = strip_tags($marker_title);
$marker_title = decode_entities($marker_title);
}
$this->view->row_index = $row_index;
$marker_content = $this->row_plugin
->render($row);
foreach ($row->{'field_' . $geolocation_field} as $field_value) {
$markers[] = array(
'lat' => (double) $field_value['raw']['lat'],
'lng' => (double) $field_value['raw']['lng'],
'icon' => $marker_icon,
'url' => $marker_url,
'content' => $marker_content,
'title' => $marker_title,
);
}
}
unset($this->view->row_index);
$map_id = drupal_html_id('geolocation-views-' . $this->view->name . '-' . $this->view->current_display);
drupal_alter('geolocation_views_markers', $markers, $this->view);
drupal_add_js(array(
'geolocationViewsMarkers' => array(
$map_id => $markers,
),
), 'setting');
$query = array();
if ($googlemaps_api_key = variable_get('geolocation_googlemaps_api_key')) {
$query['key'] = $googlemaps_api_key;
}
drupal_add_js('//maps.google.com/maps/api/js?' . drupal_http_build_query($query), array(
'type' => 'external',
));
$module_path = drupal_get_path('module', 'geolocation_views');
if ($this->options['use_marker_clusterer']) {
drupal_add_js(array(
'geolocationViews' => array(
'modulePath' => $module_path,
),
), array(
'type' => 'setting',
));
drupal_add_js($module_path . '/markerclusterer/markerclusterer.js');
}
drupal_add_js($module_path . '/geolocation_views.js');
return theme($this
->theme_functions(), array(
'view' => $this->view,
'options' => $this->options,
'attributes_array' => array(
'id' => $map_id,
'class' => array(
'geolocation-views-map',
),
'style' => 'width:' . $this->options['map_width'] . '; height:' . $this->options['map_height'],
'data-map-center' => $this->options['map_center'],
'data-map-zoom' => $this->options['map_zoom'],
'data-map-max-zoom' => $this->options['map_max_zoom'],
'data-map-min-zoom' => $this->options['map_min_zoom'],
'data-map-type' => $this->options['map_type'],
'data-use-marker-clusterer' => $this->options['use_marker_clusterer'],
'data-marker-clusterer-grid-size' => $this->options['marker_clusterer']['grid_size'],
'data-marker-clusterer-max-zoom' => $this->options['marker_clusterer']['max_zoom'],
'data-marker-clusterer-icon-url' => $this->options['marker_clusterer']['icon_url'],
'data-marker-clusterer-icon-size' => $this->options['marker_clusterer']['icon_size'],
'data-auto-center' => $this->options['map_auto_center_and_zoom'],
'data-scroll-wheel' => (int) (!$this->options['map_disable_scroll_wheel']),
'data-disable-double-click-zoom' => (int) $this->options['map_disable_double_click_zoom'],
),
));
}
}