/**
* Elgg geo-location tagging library.
*
- * @package Elgg
- * @subpackage Core
+ * @package Elgg.Core
+ * @subpackage Location
*/
/**
* Encode a location into a latitude and longitude, caching the result.
*
* Works by triggering the 'geocode' 'location' plugin
- * hook, and requires a geocoding module to be installed
- * activated in order to work.
+ * hook, and requires a geocoding plugin to be installed.
*
- * @param String $location The location, e.g. "London", or "24 Foobar Street, Gotham City"
- *
- * @return string
+ * @param string $location The location, e.g. "London", or "24 Foobar Street, Gotham City"
+ * @return string|false
*/
function elgg_geocode_location($location) {
global $CONFIG;
- // Handle cases where we are passed an array (shouldn't be
- // but can happen if location is a tag field)
if (is_array($location)) {
- $location = implode(', ', $location);
+ return false;
}
$location = sanitise_string($location);
* @param int|array $container_guid Container GUID
*
* @return array A list of entities.
+ * @deprecated 1.8
*/
function get_entities_in_area($lat, $long, $radius, $type = "", $subtype = "", $owner_guid = 0,
-$order_by = "", $limit = 10, $offset = 0, $count = false, $site_guid = 0, $container_guid) {
-
- global $CONFIG;
-
- if ($subtype === false || $subtype === null || $subtype === 0) {
- return false;
- }
+$order_by = "", $limit = 10, $offset = 0, $count = false, $site_guid = 0, $container_guid = NULL) {
+ elgg_deprecated_notice('get_entities_in_area() was deprecated by elgg_get_entities_from_location()!', 1.8);
- $lat = (float)$lat;
- $long = (float)$long;
- $radius = (float)$radius;
+ $options = array();
- $order_by = sanitise_string($order_by);
- $limit = (int)$limit;
- $offset = (int)$offset;
- $site_guid = (int) $site_guid;
- if ($site_guid == 0) {
- $site_guid = $CONFIG->site_guid;
- }
-
- $where = array();
-
- if (is_array($type)) {
- $tempwhere = "";
- if (sizeof($type)) {
- foreach ($type as $typekey => $subtypearray) {
- foreach ($subtypearray as $subtypeval) {
- $typekey = sanitise_string($typekey);
- if (!empty($subtypeval)) {
- $subtypeval = (int) get_subtype_id($typekey, $subtypeval);
- } else {
- $subtypeval = 0;
- }
- if (!empty($tempwhere)) {
- $tempwhere .= " or ";
- }
-
- $tempwhere .= "(e.type = '{$typekey}' and e.subtype = {$subtypeval})";
- }
- }
- }
- if (!empty($tempwhere)) {
- $where[] = "({$tempwhere})";
- }
- } else {
- $type = sanitise_string($type);
- $subtype = get_subtype_id($type, $subtype);
+ $options['latitude'] = $lat;
+ $options['longitude'] = $long;
+ $options['distance'] = $radius;
- if ($type != "") {
- $where[] = "e.type='$type'";
+ // set container_guid to owner_guid to emulate old functionality
+ if ($owner_guid != "") {
+ if (is_null($container_guid)) {
+ $container_guid = $owner_guid;
}
+ }
- if ($subtype !== "") {
- $where[] = "e.subtype=$subtype";
- }
+ if ($type) {
+ $options['types'] = $type;
}
- if ($owner_guid != "") {
- if (!is_array($owner_guid)) {
- $owner_array = array($owner_guid);
- $owner_guid = (int) $owner_guid;
- $where[] = "e.owner_guid = '$owner_guid'";
- } else if (sizeof($owner_guid) > 0) {
- $owner_array = array_map('sanitise_int', $owner_guid);
- // Cast every element to the owner_guid array to int
- $owner_guid = implode(",", $owner_guid); //
- $where[] = "e.owner_guid in ({$owner_guid})" ; //
- }
- if (is_null($container_guid)) {
- $container_guid = $owner_array;
- }
+ if ($subtype) {
+ $options['subtypes'] = $subtype;
}
- if ($site_guid > 0) {
- $where[] = "e.site_guid = {$site_guid}";
+ if ($owner_guid) {
+ if (is_array($owner_guid)) {
+ $options['owner_guids'] = $owner_guid;
+ } else {
+ $options['owner_guid'] = $owner_guid;
+ }
}
- if (!is_null($container_guid)) {
+ if ($container_guid) {
if (is_array($container_guid)) {
- foreach ($container_guid as $key => $val) {
- $container_guid[$key] = (int) $val;
- }
- $where[] = "e.container_guid in (" . implode(",", $container_guid) . ")";
+ $options['container_guids'] = $container_guid;
} else {
- $container_guid = (int) $container_guid;
- $where[] = "e.container_guid = {$container_guid}";
+ $options['container_guid'] = $container_guid;
}
}
- // Add the calendar stuff
- $loc_join = "
- JOIN {$CONFIG->dbprefix}metadata loc_start on e.guid=loc_start.entity_guid
- JOIN {$CONFIG->dbprefix}metastrings loc_start_name on loc_start.name_id=loc_start_name.id
- JOIN {$CONFIG->dbprefix}metastrings loc_start_value on loc_start.value_id=loc_start_value.id
-
- JOIN {$CONFIG->dbprefix}metadata loc_end on e.guid=loc_end.entity_guid
- JOIN {$CONFIG->dbprefix}metastrings loc_end_name on loc_end.name_id=loc_end_name.id
- JOIN {$CONFIG->dbprefix}metastrings loc_end_value on loc_end.value_id=loc_end_value.id
- ";
-
- $lat_min = $lat - $radius;
- $lat_max = $lat + $radius;
- $long_min = $long - $radius;
- $long_max = $long + $radius;
-
- $where[] = "loc_start_name.string='geo:lat'";
- $where[] = "loc_start_value.string>=$lat_min";
- $where[] = "loc_start_value.string<=$lat_max";
- $where[] = "loc_end_name.string='geo:long'";
- $where[] = "loc_end_value.string >= $long_min";
- $where[] = "loc_end_value.string <= $long_max";
-
- if (!$count) {
- $query = "SELECT e.* from {$CONFIG->dbprefix}entities e $loc_join where ";
- } else {
- $query = "SELECT count(e.guid) as total from {$CONFIG->dbprefix}entities e $loc_join where ";
+ $options['limit'] = $limit;
+
+ if ($offset) {
+ $options['offset'] = $offset;
}
- foreach ($where as $w) {
- $query .= " $w and ";
+
+ if ($order_by) {
+ $options['order_by'];
}
- $query .= get_access_sql_suffix('e'); // Add access controls
+ if ($site_guid) {
+ $options['site_guid'];
+ }
- if (!$count) {
- $query .= " order by n.calendar_start $order_by";
- // Add order and limit
- if ($limit) {
- $query .= " limit $offset, $limit";
- }
- $dt = get_data($query, "entity_row_to_elggstar");
- return $dt;
- } else {
- $total = get_data_row($query);
- return $total->total;
+ if ($count) {
+ $options['count'] = $count;
}
+
+ return elgg_get_entities_from_location($options);
}
/**
* @param bool $navigation Display pagination? Default: true
*
* @return string A viewable list of entities
+ * @deprecated 1.8
*/
function list_entities_location($location, $type= "", $subtype = "", $owner_guid = 0, $limit = 10,
$fullview = true, $listtypetoggle = false, $navigation = true) {
+ elgg_deprecated_notice('list_entities_location() was deprecated. Use elgg_list_entities_from_metadata()', 1.8);
return list_entities_from_metadata('location', $location, $type, $subtype, $owner_guid, $limit,
$fullview, $listtypetoggle, $navigation);
}
+/**
+ * Returns a viewable list of entities from location
+ *
+ * @param array $options
+ *
+ * @see elgg_list_entities()
+ * @see elgg_get_entities_from_location()
+ *
+ * @return string The viewable list of entities
+ * @since 1.8.0
+ */
+function elgg_list_entities_from_location(array $options = array()) {
+ return elgg_list_entities($options, 'elgg_get_entities_from_location');
+}
+
/**
* List items within a given geographic area.
*
* @param bool $navigation Display pagination? Default: true
*
* @return string A viewable list of entities
+ * @deprecated 1.8
*/
function list_entities_in_area($lat, $long, $radius, $type= "", $subtype = "", $owner_guid = 0,
$limit = 10, $fullview = true, $listtypetoggle = false, $navigation = true) {
+ elgg_deprecated_notice('list_entities_in_area() was deprecated. Use elgg_list_entities_from_location()', 1.8);
- $offset = (int) get_input('offset');
- $count = get_entities_in_area($lat, $long, $radius, $type, $subtype, $owner_guid,
- "", $limit, $offset, true);
- $entities = get_entities_in_area($lat, $long, $radius, $type, $subtype, $owner_guid,
- "", $limit, $offset);
+ $options = array();
- return elgg_view_entity_list($entities, $count, $offset, $limit, $fullview,
- $listtypetoggle, $navigation);
+ $options['latitude'] = $lat;
+ $options['longitude'] = $long;
+ $options['distance'] = $radius;
+
+ if ($type) {
+ $options['types'] = $type;
+ }
+
+ if ($subtype) {
+ $options['subtypes'] = $subtype;
+ }
+
+ if ($owner_guid) {
+ if (is_array($owner_guid)) {
+ $options['owner_guids'] = $owner_guid;
+ } else {
+ $options['owner_guid'] = $owner_guid;
+ }
+ }
+
+ $options['limit'] = $limit;
+
+ $options['full_view'] = $fullview;
+ $options['list_type_toggle'] = $listtypetoggle;
+ $options['pagination'] = $pagination;
+
+ return elgg_list_entities_from_location($options);
}
// Some distances in degrees (approximate)
// @todo huh? see warning on elgg_get_entities_from_location()
define("MILE", 0.01515);
define("KILOMETER", 0.00932);
-
-// @todo get objects within x miles by entities, metadata and relationship
projects / lorea / elgg.git / commitdiff