getlocations_fields_handler_filter_distance.inc in Get Locations 7.2
Same filename and directory in other branches
getlocations_fields_handler_filter_distance.inc @author Bob Hutchinson http://drupal.org/user/52366 @copyright GNU GPL
Views 3 support for getlocations_fields.
File
modules/getlocations_fields/handlers/getlocations_fields_handler_filter_distance.incView source
<?php
/**
* @file
* getlocations_fields_handler_filter_distance.inc
* @author Bob Hutchinson http://drupal.org/user/52366
* @copyright GNU GPL
*
* Views 3 support for getlocations_fields.
*/
/**
* General proximity filter for location latitude/longitude.
*/
class getlocations_fields_handler_filter_distance extends views_handler_filter {
// This is always multiple, because we can have distance, units etc.
var $always_multiple = TRUE;
function option_definition() {
$options = parent::option_definition();
$options['operator'] = array(
'default' => 'mbr',
);
$options['identifier'] = array(
'default' => 'distance',
);
$options['group'] = array(
'default' => '0',
);
$options['origin'] = array(
'default' => 'nid_arg',
);
$options['settings']['searchbox_size'] = array(
'default' => '60',
);
$options['settings']['restrict_by_country'] = array(
'default' => 0,
);
$options['settings']['country'] = array(
'default' => variable_get('site_default_country', ''),
);
$options['settings']['display_search_distance'] = array(
'default' => 1,
);
$options['settings']['display_search_units'] = array(
'default' => 1,
);
$options['settings']['geocoder_enable'] = array(
'default' => 0,
);
$options['value'] = array(
'default' => array(
'latitude' => '',
'longitude' => '',
# 'postal_code' => '',
# 'country' => '',
'php_code' => '',
'nid_arg' => '',
'nid_loc_field' => 'node',
'uid_arg' => '',
'uid_loc_field' => 'user',
'tid_arg' => '',
'tid_loc_field' => 'taxonomy_term',
'cid_arg' => '',
'cid_loc_field' => 'comment',
'search_distance' => 100,
'search_units' => 'km',
'search_field' => '',
'gps' => '',
),
);
$options['expose']['contains']['operator_id'] = array(
'default' => 'mbr',
);
$options['expose']['contains']['search_units'] = array(
'default' => 'km',
);
$options['expose']['contains']['search_distance'] = array(
'default' => 10,
);
$options['expose']['contains']['search_field'] = array(
'default' => '',
);
return $options;
}
function admin_summary() {
if (!empty($this->options['exposed'])) {
return t('Exposed');
}
return '';
}
function operator_options() {
return array(
'mbr' => t('Proximity (Rectangular)'),
'dist' => t('Proximity (Circular)'),
);
}
function expose_options() {
parent::expose_options();
$this->options['expose']['search_units'] = array(
'default' => 'km',
);
$this->options['expose']['search_distance'] = array(
'default' => 10,
);
$this->options['expose']['search_field'] = array(
'default' => '',
);
}
function value_form(&$form, &$form_state) {
parent::value_form($form, $form_state);
$form['origin'] = getlocations_fields_element_origin($this->options['origin']);
if (!empty($this->options['exposed'])) {
$form['settings'] = array(
'#type' => 'fieldset',
'#title' => t('Form settings'),
'#collapsible' => TRUE,
'#collapsed' => FALSE,
// This will store all the defaults in one variable.
'#tree' => TRUE,
);
$form['settings']['display_search_units'] = getlocations_element_map_checkbox(t('Display Search units dropdown'), isset($this->options['settings']['display_search_units']) ? $this->options['settings']['display_search_units'] : 1, t('Allow users to modify the search units.'));
$form['settings']['display_search_distance'] = getlocations_element_map_checkbox(t('Display Search distance box'), isset($this->options['settings']['display_search_distance']) ? $this->options['settings']['display_search_distance'] : 1, t('Allow users to modify the search distance.'));
// Google autocomplete
$form['settings']['searchbox_size'] = getlocations_element_map_tf(t('Search box size'), isset($this->options['settings']['searchbox_size']) ? $this->options['settings']['searchbox_size'] : 60, t('The width of the search box.'), 5, 5, TRUE);
$form['settings']['searchbox_size']['#dependency'] = array(
'edit-options-origin' => array(
'search',
),
);
// geocoder type
$geocoder_default['geocoder_enable'] = isset($this->options['settings']['geocoder_enable']) ? $this->options['settings']['geocoder_enable'] : 0;
$form['settings'] += getlocations_geocoder_form($geocoder_default);
// country restriction
$form['settings']['restrict_by_country'] = getlocations_element_map_checkbox(t('Restrict by country'), isset($this->options['settings']['restrict_by_country']) ? $this->options['settings']['restrict_by_country'] : 0, t('Restrict searches to the country set below. Works with Google Autocomplete.'));
$form['settings']['restrict_by_country']['#dependency'] = array(
'edit-options-origin' => array(
'search',
),
);
$form['settings']['restrict_by_country']['#suffix'] = '<div id="getlocations_search_country">';
$countries = getlocations_get_countries_list();
$form['settings']['country'] = getlocations_element_dd(t('Search country'), isset($this->options['settings']['country']) ? $this->options['settings']['country'] : variable_get('site_default_country', ''), $countries);
$form['settings']['country']['#dependency'] = array(
'edit-options-origin' => array(
'search',
),
);
$form['settings']['country']['#suffix'] = '</div>';
$getlocations_fields_paths = getlocations_fields_paths_get();
$getlocations_paths = getlocations_paths_get();
$form['#attached']['js'] = array(
$getlocations_fields_paths['getlocations_fields_search_views_path'] => array(
'type' => 'file',
'weight' => 20,
),
$getlocations_paths['getlocations_geo_path'] => array(
'type' => 'file',
'weight' => 21,
),
);
if ($this->options['origin'] == 'search') {
if (isset($this->options['settings'])) {
$settings = array(
'getlocations_fields_search_views' => array(
'restrict_by_country' => isset($this->options['settings']['restrict_by_country']) ? $this->options['settings']['restrict_by_country'] : 0,
'country' => isset($this->options['settings']['country']) ? $this->options['settings']['country'] : variable_get('site_default_country', ''),
'geocoder_enable' => $geocoder_default['geocoder_enable'],
),
);
drupal_add_js($settings, 'setting');
}
$getlocations_defaults = getlocations_defaults();
$getlocations_defaults['geocoder_enable'] = $geocoder_default['geocoder_enable'];
getlocations_setup_js($getlocations_defaults, TRUE);
}
}
if (!empty($form_state['exposed'])) {
$identifier = $this->options['expose']['identifier'];
if (!isset($form_state['input'][$identifier])) {
// We need to pretend the user already inputted the defaults, because
// fapi will malfunction otherwise.
$form_state['input'][$identifier] = $this->value;
}
}
$form['value'] = array(
'#tree' => TRUE,
);
if ($this->options['origin'] == 'search') {
$form['value']['search_field'] = getlocations_element_map_tf(t('Search'), '', '', isset($this->options['settings']['searchbox_size']) && $this->options['settings']['searchbox_size'] ? $this->options['settings']['searchbox_size'] : 60);
$form['value']['search_field']['#dependency'] = array(
'edit-options-origin' => array(
'search',
),
);
$form['value']['search_field']['#attributes']['title'] = array(
t('Start typing an address, then select from the dropdown'),
);
}
$form['value']['latitude'] = getlocations_fields_element_latitude($this->value['latitude']);
$form['value']['longitude'] = getlocations_fields_element_longitude($this->value['longitude']);
if ($this->options['origin'] == 'search') {
$form['value']['latitude']['#prefix'] = '<div class="js-hide">';
$form['value']['longitude']['#suffix'] = '</div>';
}
#$form['value']['postal_code'] = getlocations_fields_element_postal_code($this->value['postal_code']);
#$form['value']['country'] = getlocations_fields_element_country($this->value['country']);
$form['value']['php_code'] = getlocations_fields_element_php_code($this->value['php_code']);
// hide something in the DOM so that js knows this is a gps origin
if ($this->options['origin'] == 'gps') {
$form['value']['gps'] = array(
'#type' => 'hidden',
'#value' => 'origin',
'#dependency' => array(
'edit-options-origin' => array(
'gps',
),
),
);
}
list($nid_argument_options, $uid_argument_options, $tid_argument_options, $cid_argument_options) = getlocations_fields_views_proximity_get_argument_options($this->view);
$loc_field_options = getlocations_fields_views_proximity_get_location_field_options();
if ($nid_argument_options) {
$form['value']['nid_arg'] = getlocations_fields_element_nid_arg($this->value['nid_arg'], $nid_argument_options);
$form['value']['nid_loc_field'] = getlocations_fields_element_nid_loc_field($this->value['nid_loc_field'], $loc_field_options);
}
if ($uid_argument_options) {
$form['value']['uid_arg'] = getlocations_fields_element_uid_arg($this->value['uid_arg'], $uid_argument_options);
$form['value']['uid_loc_field'] = getlocations_fields_element_uid_loc_field($this->value['uid_loc_field'], $loc_field_options);
}
if ($tid_argument_options) {
$form['value']['tid_arg'] = getlocations_fields_element_tid_arg($this->value['tid_arg'], $tid_argument_options);
$form['value']['tid_loc_field'] = getlocations_fields_element_tid_loc_field($this->value['tid_loc_field'], $loc_field_options);
}
## not tested yet
if ($cid_argument_options) {
$form['value']['cid_arg'] = getlocations_fields_element_cid_arg($this->value['cid_arg'], $cid_argument_options);
$form['value']['cid_loc_field'] = getlocations_fields_element_cid_loc_field($this->value['cid_loc_field'], $loc_field_options);
}
$form['value']['search_units'] = getlocations_element_distance_unit($this->value['search_units']);
$form['value']['search_distance'] = getlocations_element_search_distance($this->value['search_distance']);
$form['value']['search_operator'] = array(
'#type' => 'hidden',
'#value' => $this->options['operator'],
'#attributes' => array(
'id' => array(
'views_search_operator',
),
),
);
}
function exposed_form(&$form, &$form_state) {
parent::exposed_form($form, $form_state);
$key = $this->options['expose']['identifier'];
$origin = $this->options['origin'];
// Strip dependencies off on exposed form.
foreach (element_children($form[$key]) as $el) {
if (!empty($form[$key][$el]['#dependency'])) {
$form[$key][$el]['#dependency'] = array();
}
}
// unset anything not needed on exposed form
if ($origin != 'search') {
unset($form[$key]['latitude']);
unset($form[$key]['longitude']);
}
unset($form[$key]['php_code']);
unset($form[$key]['nid_arg']);
unset($form[$key]['nid_loc_field']);
unset($form[$key]['uid_arg']);
unset($form[$key]['uid_loc_field']);
unset($form[$key]['tid_arg']);
unset($form[$key]['tid_loc_field']);
unset($form[$key]['cid_arg']);
unset($form[$key]['cid_loc_field']);
unset($form['origin']);
if (isset($this->options['settings']['display_search_distance'])) {
if (!$this->options['settings']['display_search_distance']) {
$def = $form[$key]['search_distance']['#default_value'];
unset($form[$key]['search_distance']);
$form[$key]['search_distance'] = array(
'#type' => 'value',
'#value' => $def,
);
}
else {
if (!$this->options['settings']['display_search_units']) {
$def = $form[$key]['search_units']['#default_value'];
$form[$key]['search_distance']['#field_suffix'] = getlocations_get_unit_names($def, 'plurals');
}
}
}
if (isset($this->options['settings']['display_search_units'])) {
if (!$this->options['settings']['display_search_units']) {
$def = $form[$key]['search_units']['#default_value'];
unset($form[$key]['search_units']);
$form[$key]['search_units'] = array(
'#type' => 'value',
'#value' => $def,
);
}
}
unset($form['settings']);
}
function query() {
if (empty($this->value)) {
return;
}
// We need to merge with $this->options['value'] for filter values
// and $this->value for exposed filter values.
$options = array_merge($this->options, $this->options['value'], $this->value);
$coordinates = getlocations_fields_views_proximity_get_reference_location($this->view, $options);
// If we don't have any coordinates or distance, there's nothing to filter by, so don't modify the query at all.
if (empty($coordinates) || !$coordinates['latitude'] || !$coordinates['longitude'] || empty($this->value['search_distance'])) {
return;
}
$this
->ensure_my_table();
$lat = $coordinates['latitude'];
$lon = $coordinates['longitude'];
$distance_meters = getlocations_convert_distance_to_meters($this->value['search_distance'], $this->value['search_units']);
$latrange = getlocations_earth_latitude_range($lat, $lon, $distance_meters);
$lonrange = getlocations_earth_longitude_range($lat, $lon, $distance_meters);
// If the table alias is specified, add on the separator.
$table_alias = empty($this->table_alias) ? '' : $this->table_alias . '.';
// Add MBR check (always).
// In case we go past the 180/-180 mark for longitude.
if ($lonrange[0] > $lonrange[1]) {
$where = $table_alias . "latitude > :minlat\n AND " . $table_alias . "latitude < :maxlat\n AND ((" . $table_alias . "longitude < 180\n AND " . $table_alias . "longitude > :minlon)\n OR (" . $table_alias . "longitude < :maxlon\n AND " . $table_alias . "longitude > -180))";
}
else {
$where = $table_alias . "latitude > :minlat\n AND " . $table_alias . "latitude < :maxlat\n AND " . $table_alias . "longitude > :minlon\n AND " . $table_alias . "longitude < :maxlon";
}
$this->query
->add_where_expression($this->options['group'], $where, array(
':minlat' => $latrange[0],
':maxlat' => $latrange[1],
':minlon' => $lonrange[0],
':maxlon' => $lonrange[1],
));
if ($this->operator == 'dist') {
// Add radius check.
$this->query
->add_where_expression($this->options['group'], getlocations_earth_distance_sql($lat, $lon, $this->table_alias) . ' < :distance', array(
':distance' => $distance_meters,
));
}
}
}
Classes
Name![]() |
Description |
---|---|
getlocations_fields_handler_filter_distance | General proximity filter for location latitude/longitude. |