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<?php
/**
* This class represents the avatar of a institute.
*
* @author André Noack <noack@data-quest.de>
* @author Marcus Lunzenauer <mlunzena@uos>
* @copyright (c) Authors
* @license GPL2 or any later version
* @since 1.10
*/
class InstituteAvatar extends CourseAvatar
{
public const AVATAR_TYPE = 'institute';
/**
* Returns the CSS class to use for this avatar image.
*
* @param string $size one of the constants Avatar::(NORMAL|MEDIUM|SMALL)
* @return string CSS class to use for the avatar
*/
protected function getCssClass($size)
{
return "institute-avatar-{$size} institute-{$this->user_id}";
}
/**
* Return the default title of the avatar.
* @return string the default title
*/
public function getDefaultTitle()
{
$institute = Institute::find($this->user_id);
return $institute ? (string) $institute->name : self::NOBODY;
}
/**
* Return if avatar is visible to the current user.
* @return boolean: true if visible
*/
protected function checkAvatarVisibility()
{
//no special conditions for visibility of course-avatars yet
return true;
}
}
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