* @copyright 2014 AnsPress.io & Rahul Aryan
* @license GPL-3.0+ https://www.gnu.org/licenses/gpl-3.0.txt
* @link https://anspress.io
* @package AnsPress
* @subpackage Dynamic Avatar Addon
*
* @anspress-addon
* Addon Name: Dynamic Avatar
* Addon URI: https://anspress.io
* Description: Generate user avatar dynamically.
* Author: Rahul Aryan
* Author URI: https://anspress.io
*/
namespace Anspress\Addons;
// If this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
die;
}
require_once 'class-generator.php';
/**
* AnsPress avatar hook class.
*
* @since 4.1.8
*/
class Avatar extends \AnsPress\Singleton {
/**
* Refers to a single instance of this class.
*
* @var null|object
* @since 4.1.8
*/
public static $instance = null;
/**
* Initialize the class.
*/
protected function __construct() {
ap_add_default_options(
[
'avatar_font' => 'Pacifico',
'avatar_force' => false,
]
);
anspress()->add_action( 'ap_form_addon-avatar', __CLASS__, 'option_form' );
anspress()->add_filter( 'pre_get_avatar_data', __CLASS__, 'get_avatar', 1000, 3 );
anspress()->add_action( 'wp_ajax_ap_clear_avatar_cache', __CLASS__, 'clear_avatar_cache' );
}
/**
* Register options of Avatar addon.
*
* @return array
* @since 4.1.0
*/
public static function option_form() {
$opt = ap_opt();
ob_start();
?>
__( 'Save add-on options', 'anspress-question-answer' ),
'fields' => array(
'clear_avatar_cache' => array(
'label' => __( 'Clear Cache', 'anspress-question-answer' ),
'html' => '' . $js,
),
'avatar_font' => array(
'label' => __( 'Font family', 'anspress-question-answer' ),
'desc' => __( 'Select font family for avatar letters.', 'anspress-question-answer' ),
'type' => 'select',
'options' => array(
'calibri' => 'Calibri',
'Pacifico' => 'Pacifico',
'OpenSans' => 'Open Sans',
'Glegoo-Bold' => 'Glegoo Bold',
'DeliusSwashCaps' => 'Delius Swash Caps',
),
'value' => $opt['avatar_font'],
),
'avatar_force' => array(
'label' => __( 'Force avatar', 'anspress-question-answer' ),
'desc' => __( 'Show AnsPress avatars by default instead of gravatar fallback. Useful in localhost development.', 'anspress-question-answer' ),
'type' => 'checkbox',
'value' => $opt['avatar_force'],
),
),
);
return $form;
}
/**
* Override get_avatar.
*
* @param string $args Avatar image.
* @param integer|string $id_or_email User id or email.
* @return string
*/
public static function get_avatar( $args, $id_or_email ) {
$override = apply_filters( 'ap_pre_avatar_url', false, $args, $id_or_email );
// Return if override is not false.
if ( false !== $override ) {
return $override;
}
$args['default'] = ap_generate_avatar( $id_or_email );
// Set default avatar url.
if ( ap_opt( 'avatar_force' ) ) {
$args['url'] = ap_generate_avatar( $id_or_email );
}
return $args;
}
/**
* Ajax callback for clearing avatar cache.
*/
public static function clear_avatar_cache() {
check_ajax_referer( 'clear_avatar_cache', '__nonce' );
if ( current_user_can( 'manage_options' ) ) {
WP_Filesystem();
global $wp_filesystem;
$upload_dir = wp_upload_dir();
$wp_filesystem->rmdir( $upload_dir['basedir'] . '/ap_avatars', true );
wp_die( 'success' );
}
wp_die( 'failed' );
}
}
/**
* Check if avatar exists already.
*
* @param integer $user_id User ID or name.
* @return boolean
*/
function ap_is_avatar_exists( $user_id ) {
$filename = md5( $user_id );
$upload_dir = wp_upload_dir();
$avatar_dir = $upload_dir['basedir'] . '/ap_avatars';
return file_exists( $avatar_dir . $filename . '.jpg' );
}
/**
* Generate avatar.
*
* @param integer|string $user_id User ID or name.
* @return string Link to generated avatar.
*/
function ap_generate_avatar( $user_id ) {
$avatar = new Avatar\Generator( $user_id );
$avatar->generate();
return $avatar->fileurl();
}
// Init class.
Avatar::init();