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<?php |
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/** |
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* Elgg statistics library. |
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* |
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* This file contains a number of functions for obtaining statistics about the running system. |
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* These statistics are mainly used by the administration pages, and is also where the basic |
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* views for statistics are added. |
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* |
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* @package Elgg.Core |
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* @subpackage Statistics |
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*/ |
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/** |
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* Return an array reporting the number of various entities in the system. |
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* |
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* @param int $owner_guid Optional owner of the statistics |
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* |
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* @return array |
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*/ |
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function get_entity_statistics($owner_guid = 0) { |
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$owner_guid = (int) $owner_guid; |
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$entity_stats = array(); |
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$grouped_entities = elgg_get_entities(array( |
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'selects' => array('COUNT(*) as cnt'), |
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'owner_guids' => ($owner_guid) ? : ELGG_ENTITIES_ANY_VALUE, |
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'group_by' => 'e.type, e.subtype', |
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'limit' => 0, |
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'order_by' => 'cnt DESC', |
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)); |
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if (!empty($grouped_entities)) { |
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foreach ($grouped_entities as $entity) { |
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$type = $entity->getType(); |
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if (!isset($entity_stats[$type]) || !is_array($entity_stats[$type])) { |
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$entity_stats[$type] = array(); |
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} |
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$subtype = $entity->getSubtype(); |
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if (!$subtype) { |
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$subtype = '__base__'; |
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} |
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$entity_stats[$type][$subtype] = $entity->getVolatileData('select:cnt'); |
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} |
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} |
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return $entity_stats; |
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} |
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/** |
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* Return the number of users registered in the system. |
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* |
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* @param bool $show_deactivated Count not enabled users? |
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* |
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* @return int |
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*/ |
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function get_number_users($show_deactivated = false) { |
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global $CONFIG; |
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$access = ""; |
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if (!$show_deactivated) { |
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$access = "and " . _elgg_get_access_where_sql(array('table_alias' => '')); |
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} |
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$query = "SELECT count(*) as count |
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from {$CONFIG->dbprefix}entities where type='user' $access"; |
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$result = get_data_row($query); |
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if ($result) { |
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return $result->count; |
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} |
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return false; |
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} |
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/** |
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* Render a list of currently online users |
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* |
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* @tip This also support options from elgg_list_entities(). |
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* |
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* @param array $options Options array with keys: |
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* |
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* seconds (int) => Number of seconds (default 600 = 10min) |
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* |
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* @return string |
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*/ |
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function get_online_users(array $options = array()) { |
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$options = array_merge(array( |
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'seconds' => 600, |
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), $options); |
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return elgg_list_entities($options, 'find_active_users'); |
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} |
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/** |
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* Initialise the statistics admin page. |
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* |
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* @return void |
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* @access private |
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*/ |
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function statistics_init() { |
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elgg_extend_view('core/settings/statistics', 'core/settings/statistics/online'); |
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elgg_extend_view('core/settings/statistics', 'core/settings/statistics/numentities'); |
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} |
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return function(\Elgg\EventsService $events, \Elgg\HooksRegistrationService $hooks) { |
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$events->registerHandler('init', 'system', 'statistics_init'); |
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}; |
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gctools-outilsgc /
gcconnex
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.