2.3/widgets_2friends_2content_8php_source.html

 <?php
 $widget = elgg_extract('entity', $vars);

 $owner = $widget->getOwnerEntity();
 if (!($owner instanceof \ElggUser)) {
     return;
 }

 $num_display = sanitize_int($widget->num_display, false);
 // set default value for display number
 if (!$num_display) {
     $num_display = 12;
 }

 echo elgg_list_entities_from_relationship([
     'type' => 'user',
     'relationship' => 'friend',
     'relationship_guid' => $owner->guid,
     'limit' => $num_display,
     'size' => $widget->icon_size,
     'list_type' => 'gallery',
     'pagination' => false,
     'no_results' => elgg_echo('friends:none'),
 ]);
elgg_echo
elgg_echo($message_key, $args=array(), $language="")
Given a message key, returns an appropriately translated full-text string.
Definition: languages.php:21

$widget
if(elgg_in_context('default_widgets')) $widget
Definition: content.php:8

$owner
$owner
Definition: content.php:8

echo
elgg echo
Translates a string.
Definition: languages.js:48

$num_display
$num_display
Definition: content.php:7

elgg_extract
elgg_extract($key, $array, $default=null, $strict=true)
Checks for $array[$key] and returns its value if it exists, else returns $default.
Definition: elgglib.php:1375

elgg_list_entities_from_relationship
elgg_list_entities_from_relationship(array $options=array())
Returns a viewable list of entities by relationship.
Definition: relationships.php:223

$vars
$vars['title']
Definition: content.php:19

sanitize_int
sanitize_int($int, $signed=true)
Sanitizes an integer for database use.
Definition: database.php:180

ElggUser