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<?php
/**
* Avatar upload action
*/
$guid = get_input('guid');
$owner = get_entity($guid);
if (!$owner || !($owner instanceof ElggUser) || !$owner->canEdit()) {
register_error(elgg_echo('avatar:upload:fail'));
forward(REFERER);
}
if ($_FILES['avatar']['error'] != 0) {
register_error(elgg_echo('avatar:upload:fail'));
forward(REFERER);
}
//@todo make this configurable?
$icon_sizes = array(
'topbar' => array('w'=>16, 'h'=>16, 'square'=>TRUE, 'upscale'=>TRUE),
'tiny' => array('w'=>25, 'h'=>25, 'square'=>TRUE, 'upscale'=>TRUE),
'small' => array('w'=>40, 'h'=>40, 'square'=>TRUE, 'upscale'=>TRUE),
'medium' => array('w'=>100, 'h'=>100, 'square'=>TRUE, 'upscale'=>TRUE),
'large' => array('w'=>200, 'h'=>200, 'square'=>FALSE, 'upscale'=>TRUE),
'master' => array('w'=>550, 'h'=>550, 'square'=>FALSE, 'upscale'=>FALSE)
);
// get the images and save their file handlers into an array
// so we can do clean up if one fails.
$files = array();
foreach ($icon_sizes as $name => $size_info) {
$resized = get_resized_image_from_uploaded_file('avatar', $size_info['w'], $size_info['h'], $size_info['square'], $size_info['upscale']);
if ($resized) {
//@todo Make these actual entities. See exts #348.
$file = new ElggFile();
$file->owner_guid = $guid;
$file->setFilename("profile/{$guid}{$name}.jpg");
$file->open('write');
$file->write($resized);
$file->close();
$files[] = $file;
} else {
// cleanup on fail
foreach ($files as $file) {
$file->delete();
}
register_error(elgg_echo('avatar:resize:fail'));
forward(REFERER);
}
}
$owner->icontime = time();
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' => $view));
add_to_river($view, 'update', $owner->guid, $owner->guid);
}
forward(REFERER);
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