Added Custom Fields for Website, Profile Picture, & Syncing of Biographical Info field with Character Limit, all via Register Helper Add On (PMPro)

my_pmpro_custom_fields_bio_profilepicture.php

<?php // Do not copy this tag please. Copy from below.

/**
 * See the PMPro Register Helper readme for more information and examples: https://www.paidmembershipspro.com/documentation/register-helper-documentation/adding-fields/
 * Please add the below code to your custom plugin or Code Snippets Plugin by following this guide - https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */

function my_default_wp_user_checkout_fields() {
	if ( class_exists( 'PMProRH_Field' ) ) {

		// create custom checkout box
		pmprorh_add_checkout_box( 'additional', 'Additional Information' );

		// Conditional to show on your profile and hide on user edit profile
		$your_profile = false;
		if ( ! is_admin() ) {
			$your_profile = true;
		}

		// create array.
		$fields = array();
		
	$fields[] = new PMProRH_Field(
		'user_avatar',              // input name, will also be used as meta key
		'file',                 // type of field
		array(
			'label'     => 'Profile Picture',
			'hint'      => 'Recommended size is 100px X 100px',
			'profile'   => true,    // show in user profile
			'addmember' => true,
		)
	);

		// user_description field
		$fields[] = new PMProRH_Field(
			'description',
			'textarea',
			array(
				'label'    => 'Short Bio', // Change label here
				'profile'  => $your_profile, // Hide on profile page
				'required' => true, // Make field optional (set to true to make required)
				'save_function' => 'my_pmprorh_callback_update_usermeta_textarea',
				'rows' => 2,        // number of rows
				'html_attributes' => array( 'maxlength' => '100'), // input the number of characters you want members to be able to type in
				'sanitize'      => false,
			)
		);
		
		$fields[] = new PMProRH_Field(
		'website',				// input name, will also be used as meta key
		'text',					// type of field
		array(
			'label'		=> 'Website',	// custom field label
			'profile'	=> true,		// show in user profile
			'required'	=> true,		// make this field required
    			'addmember' => true,        // Allows field shows up if using the Add Member Add-On
			'memberslistcsv'  => 'true', 	// Adds to CSV export of Members List
		)
	);
		
		foreach ( $fields as $field ) {
			pmprorh_add_registration_field( 'additional', $field );
		}
	}
}
add_action( 'init', 'my_default_wp_user_checkout_fields' );

function my_pmprorh_callback_update_my_user_url( $user_id, $field_name, $field_value ) {

	// update wp_user table
	wp_update_user(
		array(
			'ID'       => $user_id,
			'user_url' => esc_url_raw( $field_value ),
		)
	);
	// duplicate value in wp_usermeta table so RH can access field value
	update_user_meta( $user_id, $field_name, esc_url_raw( $field_value ) );
}

function my_pmprorh_callback_update_usermeta_textarea( $user_id, $field_name, $field_value ) {

	// santize text area content
	$txtarea = wp_kses( $field_value, wp_kses_allowed_html( 'pre_user_description' ) );

	update_user_meta( $user_id, $field_name, $txtarea );
}

/*
 * Add WP User Avatar from Register Helper field during checkout.
 */

add_action( 'added_user_meta', 'my_updated_user_meta', 10, 4 );
add_action( 'updated_user_meta', 'my_updated_user_meta', 10, 4 );
function my_updated_user_meta( $meta_id, $user_id, $meta_key, $meta_value ) {
	// Change user_avatar to your Register Helper file upload name.
	if ( 'user_avatar' == $meta_key ) {
		$filename      = $meta_value['fullpath'];
		$filetype      = wp_check_filetype( basename( $filename ), null );
		$wp_upload_dir = wp_upload_dir();
		$attachment    = array(
			'post_mime_type' => $filetype['type'],
			'post_title'     => preg_replace( '/\.[^.]+$/', '', wp_upload_dir() . $filename ),
			'post_status'    => 'inherit',
		);
		$attach_id     = wp_insert_attachment( $attachment, $filename );
		// Make sure that this file is included, as wp_generate_attachment_metadata() depends on it.
		require_once ABSPATH . 'wp-admin/includes/image.php';
		$attach_data = wp_generate_attachment_metadata( $attach_id, $filename );
		wp_update_attachment_metadata( $attach_id, $attach_data );
		update_user_meta( $user_id, 'wp_user_avatar', $attach_id );
	}
}

add_filter( 'get_avatar', 'my_user_avatar_filter', 20, 5 );
function my_user_avatar_filter( $avatar, $id_or_email, $size, $default, $alt ) {
	$my_user = get_userdata( $id_or_email );
	if ( ! empty( $my_user ) ) {
		$avatar_id = get_user_meta( $my_user->ID, 'wp_user_avatar', true );
		if ( ! empty( $avatar_id ) ) {
			$avatar = wp_get_attachment_url( $avatar_id, $size );
			$avatar = "<img alt='{$alt}' src='{$avatar}' class='avatar avatar-{$size} photo' height='{$size}' width='{$size}' />";
		}
	}
	return $avatar;
}

add_action( 'init', 'my_pmprorh_init_avatar_logo' );