for Margrita

mpp-limit-gallery-media-by-user.php

<?php

/**
 * Filter on the gallery creation permission.
 *
 * @param bool   $can can create.
 * @param string $component component name.
 * @param string $component_id component id.
 *
 * @return bool
 */
function mpp_custom_limit_gallery_creation( $can, $component, $component_id ) {
	// non logged in user's don't have permissions and admin's don't have restrictions.
	if ( ! is_user_logged_in() || is_super_admin() ) {
		return $can;
	}

	$user_id = get_current_user_id();

	// How many galleries?
	$allowed_gallery_count = 1; // 0 = no restriction.

	if ( ! $allowed_gallery_count ) {
		// No restrictions when someone sets it to zero zero.
		return $can;
	}
	// only limit if crossed the limit.
	if ( mpp_get_user_gallery_count( $user_id ) >= $allowed_gallery_count ) {
		$can = false;
	}

	return $can;
}
add_filter( 'mpp_user_can_create_gallery', 'mpp_custom_limit_gallery_creation', 10, 3 );

/**
 * Filter on the media upload permission.
 *
 * @param bool        $can can create.
 * @param string      $component component name.
 * @param string      $component_id component id.
 * @param MPP_Gallery $gallery gallery object.
 *
 * @return bool
 */
function mpp_custom_limit_media_upload( $can, $component, $component_id, $gallery ) {

	// non logged in user's don't have permissions and admin's don't have restrictions.
	if ( ! is_user_logged_in() || is_super_admin() ) {
		return $can;
	}

	$user_id = get_current_user_id();
	// How Many media is allowed?
	$allowed_media_count = 2; // 0 = no limit.

	if ( ! $allowed_media_count ) {
		// No restrictions when zero.
		return $can;
	}
	// only limit if crossed the limit.
	if ( mpp_get_user_media_count( $user_id ) >= $allowed_media_count ) {
		$can = false;
	}

	return $can;
}
add_filter( 'mpp_user_can_upload', 'mpp_custom_limit_media_upload', 10, 4 );