<?php
/**
 * Settings only for subscribers and contributors.
 *
 * @package    One User Avatar
 * @author     Bangbay Siboliban
 * @author     Flippercode
 * @author     ProfilePress
 * @author     One Designs
 * @copyright  2013-2014 Bangbay Siboliban
 * @copyright  2014-2020 Flippercode
 * @copyright  2020-2021 ProfilePress
 * @copyright  2021 One Designs
 * @version    2.3.9
 */

class WP_User_Avatar_Subscriber {
	/**
	 * Constructor
	 * @since 1.8
	 * @uses object $wp_user_avatar
	 * @uses bool $wpua_allow_upload
	 * @uses add_action()
	 * @uses current_user_can()
	 * @uses wpua_is_author_or_above()
	 */
	public function __construct() {
		global $wpua_allow_upload;

		if ( 1 == (bool) $wpua_allow_upload ) {
			add_action( 'user_edit_form_tag', array( $this, 'wpua_add_edit_form_multipart_encoding' ) );
		}

		add_action( 'admin_init', array( $this, 'wpua_subscriber_capability' ) );
	}

	/**
	 * Allow multipart data in form
	 * @since 1.4.1
	 */
	public function wpua_add_edit_form_multipart_encoding() {
		echo ' enctype="multipart/form-data"';
	}

	/**
	 * Give subscribers edit_posts capability
	 * @since 1.8.3
	 * @uses int $blog_id
	 * @uses object $wpdb
	 * @uses bool $wpua_allow_upload
	 * @uses bool $wpua_edit_avatar
	 * @uses get_blog_prefix()
	 * @uses get_option()
	 * @uses update_option()
	 */
	public function wpua_subscriber_capability() {
		global $blog_id, $wpdb, $wpua_allow_upload, $wpua_edit_avatar;

		$wp_user_roles = $wpdb->get_blog_prefix( $blog_id ) . 'user_roles';

		$user_roles = get_option( $wp_user_roles );

		if ( isset( $user_roles['subscriber']['capabilities']['edit_posts'] ) ) {
			unset( $user_roles['subscriber']['capabilities']['edit_posts'] );
		}

		update_option( $wp_user_roles, $user_roles );
	}
}

/**
 * Initialize
 * @since 1.9.5
 */
function wpua_subscriber_init() {
	global $wpua_subscriber;

	if ( ! isset( $wpua_subscriber ) ) {
		$wpua_subscriber = new WP_User_Avatar_Subscriber();
	}

	return $wpua_subscriber;
}
add_action( 'init', 'wpua_subscriber_init' );