2.3/actions_2avatar_2upload_8php_source.html

 <?php
 $guid = get_input('guid');
 $owner = get_entity($guid);

 if (!$owner || !($owner instanceof ElggUser) || !$owner->canEdit()) {
     register_error(elgg_echo('avatar:upload:fail'));
     forward(REFERER);
 }

 $error = elgg_get_friendly_upload_error($_FILES['avatar']['error']);
 if ($error) {
     register_error($error);
     forward(REFERER);
 }

 if (!$owner->saveIconFromUploadedFile('avatar')) {
     register_error(elgg_echo('avatar:resize:fail'));
     forward(REFERER);
 }

 if (elgg_trigger_event('profileiconupdate', $owner->type, $owner)) {
     system_message(elgg_echo("avatar:upload:success"));

     $view = 'river/user/default/profileiconupdate';
     _elgg_delete_river(array('subject_guid' => $owner->guid, 'view' => $view));
     elgg_create_river_item(array(
         'view' => $view,
         'action_type' => 'update',
         'subject_guid' => $owner->guid,
         'object_guid' => $owner->guid,
     ));
 }

 forward(REFERER);
$view
$view
Definition: crop.php:34

$error
if(!$owner||!($owner instanceof ElggUser)||!$owner->canEdit()) $error
Definition: upload.php:14

$owner
$owner
Definition: upload.php:7

elgg_echo
elgg_echo($message_key, $args=array(), $language="")
Given a message key, returns an appropriately translated full-text string.
Definition: languages.php:21

_elgg_delete_river
_elgg_delete_river(array $options=[])
Alias of elgg_delete_river() that doesn&#39;t raise notices.
Definition: deprecated-2.1.php:75

forward
elgg forward
Meant to mimic the php forward() function by simply redirecting the user to another page...
Definition: elgglib.js:425

elgg_get_friendly_upload_error
elgg_get_friendly_upload_error($error_code)
Returns a human-readable message for PHP&#39;s upload error codes.
Definition: output.php:425

elgg_create_river_item
elgg_create_river_item(array $options=array())
Adds an item to the river.
Definition: river.php:39

get_input
get_input($variable, $default=null, $filter_result=true)
Get some input from variables passed submitted through GET or POST.
Definition: input.php:27

REFERER
const REFERER
Definition: elgglib.php:2123

system_message
elgg system_message
Wrapper function for system_messages.
Definition: elgglib.js:390

register_error
elgg register_error
Wrapper function for system_messages.
Definition: elgglib.js:399

ElggUser

elgg_trigger_event
elgg_trigger_event($event, $object_type, $object=null)
Definition: elgglib.php:614

$guid
$guid
Avatar upload action.
Definition: upload.php:6

get_entity
get_entity($guid)
Loads and returns an entity object from a guid.
Definition: entities.php:204