Uncanny Toolkit for LearnDash Shortcodes

function uo_breadcrumbs() {
		global $wp_query;
		//$wp_query = new WP_Query();
		$learn_dash_labels = new \LearnDash_Custom_Label();
		$course_label      = $learn_dash_labels::get_label( 'courses' );
		// Define main variables
		$trail   = array();
		$trail[] = self::uo_build_anchor_links( get_bloginfo( 'url' ), esc_html__( 'Home', 'uncanny-learndash-toolkit' ), 'get-blog-info-url' );
		//$dashboard_link      = get_post_type_archive_link( 'sfwd-courses' );
		$dashboard_link      = '';
		$dashboard_text      = 'Dashboard';
		$dashboard_separator = '»';

		$get_dashboard_text       = self::get_settings_value( 'uncanny-breadcrumbs-dashboard-text', __CLASS__ );
		$get_dashboard_link       = self::get_settings_value( 'uncanny-breadcrumbs-dashboard-link', __CLASS__ );
		$get_dashboard_separator  = self::get_settings_value( 'uncanny-breadcrumbs-dashboard-separator', __CLASS__ );
		$get_include_current_page = self::get_settings_value( 'uncanny-breadcrumbs-include-current-page', __CLASS__ );
		$course_archive_link      = self::uo_build_anchor_links( get_post_type_archive_link( 'sfwd-courses' ), esc_html__( $course_label, 'uncanny-learndash-toolkit' ), 'course-archive-link' );
		//$course_archive_link     = self::uo_build_anchor_links( get_post_type_archive_link( 'sfwd-courses' ), esc_html__( 'Courses', 'uncanny-learndash-toolkit' ) );

		if ( strlen( trim( $get_dashboard_text ) ) ) {
			$dashboard_text = $get_dashboard_text;
		}

		if ( strlen( trim( $get_dashboard_link ) ) && '0' !== $get_dashboard_link ) {
			$dashboard_link = get_permalink( $get_dashboard_link );
			$dashboard_link = self::uo_build_anchor_links( $dashboard_link, $dashboard_text, 'dashboard-link-no-get-dashboard-link' );
		}

		if ( strlen( trim( $get_dashboard_separator ) ) ) {
			$dashboard_separator = $get_dashboard_separator;
		}
		$lesson_id = false;

		// If it's on home page
		if ( is_front_page() ) {
			$trail = array(); //Removing Single Home link from Homepage.
		} elseif ( is_singular() ) {
			// Get singular vars (page, post, attachments)
			$post      = $wp_query->get_queried_object();
			$post_id   = absint( $wp_query->get_queried_object_id() );
			$post_type = $post->post_type;

			if ( 'post' === $post_type ) {
				$maybe_tax = self::uo_post_taxonomy( $post_id );

				if ( false !== $maybe_tax ) {
					$trail[] = $maybe_tax;
				}
				$trail[] = get_the_title( $post_id );

			} elseif ( 'page' === $post_type ) {
				// If Woocommerce is installed and being viewed, add shop page to cart, checkout pages
				if ( class_exists( 'Woocommerce' ) ) {

					if ( is_cart() || is_checkout() ) {
						// Get shop page
						if ( function_exists( 'wc_get_page_id' ) ) {
							$shop_id    = wc_get_page_id( 'shop' );
							$shop_title = get_the_title( $shop_id );
							if ( function_exists( 'wpml_object_id' ) ) {
								$shop_title = get_the_title( wpml_object_id( $shop_id, 'page' ) );
							}
							// Shop page
							if ( $shop_id && $shop_title ) {
								$trail[] = self::uo_build_anchor_links( get_permalink( $shop_id ), $shop_title, 'woo-shop-page' );
							}
						}
					}
					if ( $get_include_current_page === 'on' ) {
						$trail[] = '<span class="uo-current_page">' . get_the_title( $post_id ) . '</span>';
					}
				} else {
					// Regular pages. See if the page has any ancestors. Add in the trail if ancestors are found
					$ancestors = get_ancestors( $post_id, 'page' );
					if ( ! empty ( $ancestors ) ) {
						$ancestors = array_reverse( $ancestors );
						foreach ( $ancestors as $page ) {
							$trail[] = self::uo_build_anchor_links( get_permalink( $page ), get_the_title( $page ), 'regular-page-ancestors' );
						}
					}
					if ( $get_include_current_page === 'on' ) {
						$trail[] = '<span class="uo-current_page">' . get_the_title( $post_id ) . '</span>';
					}
				}
			} elseif ( 'sfwd-courses' === $post_type ) {
				// See if Single Course is being displayed.
				if ( strlen( trim( $get_dashboard_link ) ) && '0' !== $get_dashboard_link ) {
					$trail[] = $dashboard_link;
				} else {
					$trail[] = $course_archive_link;
				}
				if ( $get_include_current_page === 'on' ) {
					$trail[] = '<span class="uo-current_page">' . get_the_title( $post_id ) . '</span>';
				}
			} elseif ( 'sfwd-lessons' === $post_type ) {
				// See if Single Lesson is being displayed.
				$course_id = learndash_get_course_id( $post_id );  // Getting Parent Course ID
				if ( strlen( trim( $get_dashboard_link ) ) && '0' !== $get_dashboard_link ) {
					$trail[] = $dashboard_link;
				} else {
					$trail[] = $course_archive_link;
				}
				$trail[] = self::uo_build_anchor_links( get_permalink( $course_id ), get_the_title( $course_id ), 'lessons-course-link' ); // Getting Lesson's Course Link

				if ( $get_include_current_page === 'on' ) {
					$trail[] = '<span class="uo-current_page">' . get_the_title( $post_id ) . '</span>';
				}
			} elseif ( 'sfwd-topic' === $post_type ) {
				// See if single Topic is being displayed
				$course_id = learndash_get_course_id( $post_id ); // Getting Parent Course ID
				$lesson_id = learndash_get_lesson_id( $post_id, $course_id ); // Getting Parent Lesson ID
				if ( strlen( trim( $get_dashboard_link ) ) && '0' !== $get_dashboard_link ) {
					$trail[] = $dashboard_link;
				} else {
					$trail[] = $course_archive_link;
				}
				$trail[] = self::uo_build_anchor_links( get_permalink( $course_id ), get_the_title( $course_id ), 'topics-course-link' ); // Getting Lesson's Course Link
				$trail[] = self::uo_build_anchor_links( get_permalink( $lesson_id ), get_the_title( $lesson_id ), 'topics-lesson-link' ); // Getting Topics's Lesson Link
				if ( $get_include_current_page === 'on' ) {
					$trail[] = '<span class="uo-current_page">' . get_the_title( $post_id ) . '</span>';
				}
			} elseif ( 'sfwd-quiz' === $post_type ) {
				// See if quiz is being displayed
				$course_id = learndash_get_course_id( $post_id ); // Getting Parent Course ID
				if ( strlen( trim( $get_dashboard_link ) ) && '0' !== $get_dashboard_link ) {
					$trail[] = $dashboard_link;
				} else {
					$trail[] = $course_archive_link;
				}

				$topic_id = learndash_get_lesson_id( $post_id, $course_id ); // Getting Parent Topic/Lesson ID

				if ( 'sfwd-topic' === get_post_type( $topic_id ) ) {
					$lesson_id = learndash_get_lesson_id( $topic_id, $course_id ); // Getting Parent Lesson ID
				} else {
					// detect topic id & grab lesson id
					$parent_ids = learndash_course_get_all_parent_step_ids( $course_id, $post_id );
					if ( ! empty( $parent_ids ) ) {
						foreach ( $parent_ids as $parent_id ) {
							if ( get_post_type( $parent_id ) === learndash_get_post_type_slug( 'topic' ) ) {
								$topic_id = $parent_id;
								$lesson_id = learndash_get_lesson_id( $topic_id, $course_id ); // Getting Parent Lesson ID
								break;
							}
						}
					}
				}

				$trail[] = self::uo_build_anchor_links( get_permalink( $course_id ), get_the_title( $course_id ), 'quizs-course-link' ); // Getting Lesson's Course Link
				//If $lesson_id is false, the quiz is associated with a lesson and course but not a topic.
				if ( $lesson_id ) {
					$trail[] = self::uo_build_anchor_links( get_permalink( $lesson_id ), get_the_title( $lesson_id ), 'quizs-lesson-link' ); // Getting Topics's Lesson Link
				}
				//If $topic_id is false, the quiz is associated with a course but not associated with any lessons or topics.
				if ( $topic_id ) {
					$trail[] = self::uo_build_anchor_links( get_permalink( $topic_id ), get_the_title( $topic_id ), 'quizs-topic-link' );
				}
				if ( $get_include_current_page === 'on' ) {
					$trail[] = '<span class="uo-current_page">' . get_the_title( $post_id ) . '</span>';
				}

			} else {
				// Add shop page to single product
				if ( 'product' === $post_type ) {
					// Get shop page
					if ( class_exists( 'Woocommerce' ) && function_exists( 'wc_get_page_id' ) ) {
						$shop_id    = wc_get_page_id( 'shop' );
						$shop_title = get_the_title( $shop_id );
						if ( function_exists( 'wpml_object_id' ) ) {
							$shop_title = get_the_title( wpml_object_id( $shop_id, 'page' ) );
						}

						// Shop page
						if ( $shop_id && $shop_title ) {
							$trail[] = self::uo_build_anchor_links( get_permalink( $shop_id ), $shop_title, 'products-woo-shop-page' );
						}
					}
				}

				// Getting terms of the post.
				if ( self::lms_get_taxonomy( $post_id, $post_type ) ) {
					$trail[] = self::lms_get_taxonomy( $post_id, $post_type );
				}
				if ( $get_include_current_page === 'on' ) {
					$trail[] = '<span class="uo-current_page">' . get_the_title( $post_id ) . '</span>';
				}
			}
		}
		// If it's an Archive
		if ( is_archive() ) {
			//Ignore if Courses & Products
			if ( ! is_post_type_archive( 'sfwd-courses' ) && ! is_post_type_archive( 'product' ) ) {
				if ( is_category() || is_tax() ) {
					$trail[] = single_cat_title( '', false ); // If its Blog Category
				}
				if ( is_day() ) {
					$trail[] = get_the_date(); // If its Single Day Archive
				}
				if ( is_month() ) {
					$trail[] = get_the_date( __( 'F Y', 'uncanny-learndash-toolkit' ) ) . esc_html__( ' Archives', 'uncanny-learndash-toolkit' ); // If Mothly Archives
				}
				if ( is_year() ) {
					$trail[] = get_the_date( __( 'Y', 'uncanny-learndash-toolkit' ) ) . esc_html__( ' Archives', 'uncanny-learndash-toolkit' ); // If its Yearly Archives
				}
				if ( is_author() ) {
					$trail[] = get_the_author(); // If its Author's Archives
				}
			} elseif ( is_post_type_archive( 'sfwd-courses' ) ) {
				$trail[] = esc_html__( $course_label, 'uncanny-learndash-toolkit' );
			} elseif ( is_post_type_archive( 'product' ) ) {
				$trail[] = esc_html__( 'Shop', 'uncanny-learndash-toolkit' );
			}
		}

		if ( is_search() ) {
			$trail[] = esc_html__( 'Search', 'uncanny-learndash-toolkit' );
			$trail[] = get_search_query();
		}

		// Build breadcrumbs
		$classes = 'sfwd-breadcrumbs clr';

		if ( array_key_exists( 'the_content', $GLOBALS['wp_filter'] ) ) {
			$classes .= ' lms-breadcrumbs ';
		}

		// Open breadcrumbs
		$breadcrumb = '<nav aria-label="' . esc_html__( 'Breadcrumb', 'uncanny-learndash-toolkit' ) . '" class="' . esc_attr( $classes ) . '"><div class="breadcrumb-trail">';

		// Separator HTML
		$separator = '<span class="sep"> ' . stripslashes( $dashboard_separator ) . ' </span>';

		// Join all trail items into a string
		$breadcrumb .= implode( $separator, $trail );

		// Close breadcrumbs
		$breadcrumb .= '</div></nav>';

		return $breadcrumb;
	}

function uo_login_form( $atts, $content = null ) {

		$hide_logged_in_ui = self::get_settings_value( 'hide_logged_in_ui', __CLASS__ );

		if ( is_user_logged_in() && 'on' === $hide_logged_in_ui ) {
			return '';
		}

		if ( is_user_logged_in() ) {

			if ( ! empty( $content ) ) {
				return do_shortcode( $content );
			}

			$logged_in_message = self::get_settings_value( 'uo_frontend_login_logged_in_message', __CLASS__, '%placeholder%', self::get_class_settings( '', true ) );

			$logout_link_text = self::get_settings_value( 'uo_frontend_logout_text', __CLASS__, '%placeholder%', self::get_class_settings( '', true ) );

			$logout_link = '<a href="' . wp_logout_url() . '" title="' . $logout_link_text . '">' . $logout_link_text . '</a>';

			return $logged_in_message . ' ' . $logout_link;
		}

		$username_label = ( isset( $atts['username-label'] ) ) ?
			$atts['username-label'] :
			self::get_settings_value( 'uo_login_username_label_login', __CLASS__, '%placeholder%', self::get_class_settings( '', true ) );

		$password_label = ( isset( $atts['password-label'] ) ) ?
			$atts['password-label'] :
			self::get_settings_value( 'uo_frontend_login_password_label', __CLASS__, '%placeholder%', self::get_class_settings( '', true ) );

		$rememberme_label = ( isset( $atts['rememberme-label'] ) ) ?
			$atts['rememberme-label'] :
			self::get_settings_value( 'uo_frontend_login_rememberme_label', __CLASS__, '%placeholder%', self::get_class_settings( '', true ) );

		$placeholder = ( isset( $atts['placeholder'] ) ? $atts['placeholder'] : 'yes' );
		$redirect    = ( isset( $atts['redirect'] ) ? $atts['redirect'] : home_url() );

		$submit_label = ( isset( $atts['login-button-label'] ) ) ?
			$atts['login-button-label'] :
			self::get_settings_value( 'uo_frontend_login_button_label', __CLASS__, '%placeholder%', self::get_class_settings( '', true ) );

		$recaptcha_key         = self::get_catpcha_key();
		$recaptcha_secrete_key = self::get_captcha_secret();

		if ( '' !== trim( $recaptcha_key ) && '' !== trim( $recaptcha_secrete_key ) ) {
			self::add_recaptcha_box();
		}

		if ( 'no' !== $placeholder ) {
			?>
			<script type='text/javascript'>
				jQuery(document).ready(function () {
					jQuery('#user_login').attr('placeholder', '<?php echo $username_label; ?>')
					jQuery('#user_pass').attr('placeholder', '<?php echo $password_label; ?>')
				})
			</script>
			<?php
			$username_label = '';
			$password_label = '';
		}

		// Override if redirect_to already set in login request.
		if ( isset( $_REQUEST['redirect_to'] ) && ! empty( $_REQUEST['redirect_to'] ) ) {
			$redirect = $_REQUEST['redirect_to'];
		}
		//Add an additional query variable for login redirect module. It'll override [uo_login redirect]
		if ( ! empty( $redirect ) ) {
			$redirect = strpos( $redirect, '?' ) ? $redirect . '&uo_redirect=1' : $redirect . '?uo_redirect';
		}

		$base_login_form_args = self::fetch_login_form_args();

		$login_form_args = array(
			'echo'           => false,
			'redirect'       => $redirect,
			'form_id'        => 'loginform',
			'label_username' => $username_label,
			'label_password' => $password_label,
			'label_remember' => $rememberme_label,
			'label_log_in'   => $submit_label,
			'id_username'    => 'user_login',
			'id_password'    => 'user_pass',
			'id_remember'    => 'rememberme',
			'id_submit'      => 'wp-submit',
			'remember'       => isset( $base_login_form_args['remember'] ) ? $base_login_form_args['remember'] : true,
			'value_username' => null,
			'value_remember' => true,
		);

		$login_form_args = apply_filters( 'uo_frontend_login_args', $login_form_args );

		return wp_login_form( $login_form_args );
	}

function learndash_resume() {
		return self::resume_function();
	}

function learndash_resume_link( $atts ) {
		$atts = shortcode_atts( array(
			'url_only' => 'no',
		), $atts, 'uo_learndash_resume_link' );

		return self::resume_function( true, $atts['url_only'] );
	}

function uo_course_resume( $atts ) {
		$atts = shortcode_atts( array(
			'course_id' => '',
			'show_name' => 'yes',
		), $atts, 'uo_course_resume' );

		if ( is_user_logged_in() ) {
			if ( ! empty( $atts['course_id'] ) ) {
				$user           = wp_get_current_user();
				$step_course_id = $atts['course_id'];
				$course         = get_post( $step_course_id );

				if ( isset( $course ) && 'sfwd-courses' === $course->post_type ) {
					$last_know_step = get_user_meta( $user->ID, 'learndash_last_known_course_' . $step_course_id, true );

					// User has not hit a LD module yet
					if ( empty( $last_know_step ) ) {

						return '';
					}

					//$step_course_id = 0;
					// Sanity Check
					if ( absint( $last_know_step ) ) {
						$step_id = $last_know_step;
					} else {
						return '';
					}


					$last_know_post_object = get_post( $step_id );

					// Make sure the post exists and that the user hit a page that was a post
					// if $last_know_page_id returns '' then get post will return current pages post object
					// so we need to make sure first that the $last_know_page_id is returning something and
					// that the something is a valid post
					if ( null !== $last_know_post_object ) {

						$post_type        = $last_know_post_object->post_type; // getting post_type of last page.
						$label            = get_post_type_object( $post_type ); // getting Labels of the post type.
						$title            = $last_know_post_object->post_title;
						$resume_link_text = __( 'RESUME', 'uncanny-learndash-toolkit' );

						// Resume Link Text
						$link_text = self::get_settings_value( 'learn-dash-resume-button-text', __CLASS__ );
						$show_name = self::get_settings_value( 'learn-dash-resume-show-name', __CLASS__ );

						if ( strlen( trim( $link_text ) ) ) {
							$resume_link_text = __( $link_text, 'uncanny-learndash-toolkit' );
						} else {
							$resume_link_text = __( 'Resume', 'uncanny-learndash-toolkit' );
						}

						$resume_link_text = apply_filters( 'learndash_resume_link_text', $resume_link_text );

						$css_classes = apply_filters( 'learndash_resume_css_classes', 'learndash-resume-button' );

						ob_start();

						if ( function_exists( 'learndash_get_step_permalink' ) ) {
							$permalink = learndash_get_step_permalink( $step_id, $step_course_id );
						} else {
							$permalink = get_permalink( $step_id );
						}
						$permalink = apply_filters( 'uo_resume_button_permalink', $permalink, $step_id, $step_course_id );

						printf(
							'<a href="%s" title="%s" class="%s"><input type="submit" value="%s" class=""></a>',
							$permalink,
							esc_attr(
								sprintf(
									esc_html_x( 'Resume %s: %s', 'LMS shortcode Resume link title "Resume post_type_name: Post_title ', 'uncanny-learndash-toolkit' ),
									$label->labels->singular_name,
									$title
								)
							),
							esc_attr( $css_classes ),
							esc_attr( $resume_link_text )
						);

						if ( $show_name === 'on' && 'yes' === $atts['show_name'] ) {
							printf(
								'<div class="resume-item-name">%s</div>',
								$title
							);
						}

						$resume_link = ob_get_contents();
						ob_end_clean();

						return $resume_link;
					}
				}
			}
		}

		return '';
	}

function login_link( $atts, $content = null ) {
		$atts = shortcode_atts( array(
			"edit_tag" => "",
			"redirect" => esc_url( $_SERVER['REQUEST_URI'] )
		), $atts, 'login' );

		$edit_tag = esc_html( strip_tags( $atts['edit_tag'] ) );
		$href     = wp_login_url( /*$atts['redirect']*/ );
		$content  = $content != '' ? $content : __( 'Log In', 'uncanny-learndash-toolkit' );

		return '<a href="' . esc_url( $href ) . '"' . $atts['edit_tag'] . '>' . $content . '</a>';
	}

function loginout_link( $atts, $content = null ) {
		$atts = shortcode_atts( array(
			"edit_tag" => "",
			"redirect" => esc_url( $_SERVER['REQUEST_URI'] ),
			"log_in_text"  => esc_html__( 'Log In', 'uncanny-learndash-toolkit' ),
			"log_out_text" => esc_html__( 'Logout', 'uncanny-learndash-toolkit' )
		), $atts, 'loginout' );

		$edit_tag = strip_tags( $atts['edit_tag'] );
		$href     = is_user_logged_in() ? wp_logout_url( /*$atts['redirect']*/ ) : wp_login_url( /*$atts['redirect']*/ );
		if ( $content && strstr( $content, '|' ) != '' ) { // the "|" char is used to split titles
			$content = explode( '|', $content );
			$content = is_user_logged_in() ? $content[1] : $content[0];
		} else {
			$content = is_user_logged_in() ? $atts[ 'log_out_text' ] : $atts[ 'log_in_text' ];
		}

		return '<a href="' . esc_url( $href ) . '"' . $atts['edit_tag'] . '>' . $content . '</a>';
	}

function logout_link( $atts, $content = null ) {
		$atts = shortcode_atts( array(
			"edit_tag" => "",
			"redirect" => esc_url( $_SERVER['REQUEST_URI'] )
		), $atts, 'logout' );

		$href     = wp_logout_url( /*$atts['redirect']*/ );
		$edit_tag = esc_html( strip_tags( $atts['edit_tag'] ) );
		$content  = $content != '' ? $content : __( 'Logout', 'uncanny-learndash-toolkit' );

		return '<a href="' . esc_url( $href ) . '"' . $atts['edit_tag'] . '>' . $content . '</a>';
	}

function register_link( $atts, $content = null ) {
		if ( is_user_logged_in() ) {
			return '';
		}
		$href    = site_url( 'wp-login.php?action=register', 'login' );
		$content = $content != '' ? $content : __( 'Register', 'uncanny-learndash-toolkit' );
		$link    = '<a href="' . $href . '">' . $content . '</a>';

		return $link;
	}

function learndash_certificates( $atts ) {

		if ( ! is_user_logged_in() ) {
			return '';
		}

		if ( isset( $atts['class'] ) ) {
			$class = $atts['class'];
		} else {
			$class = 'certificate-list-container';
		}

		if ( isset( $atts['title'] ) ) {
			$title = $atts['title'];
		} else {
			$title = '';
		}

		if ( isset( $atts['no-cert-message'] ) ) {
			$no_cert_message = $atts['no-cert-message'];
		} else {
			$no_cert_message = esc_html__( 'Complete courses to earn certificates', 'uncanny-learndash-toolkit' );
		}

		$course_certificates = 'show';
		if ( isset( $atts['course_certificates'] ) ) {
			if ( in_array( $atts['course_certificates'], array('show','hide'), true ) ) {
				$course_certificates = $atts['course_certificates'];
			}
		}

		$quiz_certificates = 'show';
		if ( isset( $atts['quiz_certificates'] ) ) {
			if ( in_array( $atts['quiz_certificates'], array('show','hide'), true ) ) {
				$quiz_certificates = $atts['quiz_certificates'];
			}
		}

		$group_certificates = 'show';
		if ( isset( $atts['group_certificates'] ) ) {
			if ( in_array( $atts['group_certificates'], array('show','hide'), true ) ) {
				$group_certificates = $atts['group_certificates'];
			}
		}

		$show_cert_title  = self::get_settings_value( 'uncanny-showcertificate-show-cert-title', __CLASS__ );
		$certificate_list = '';
		$courses = array();
		$quiz_attempts = array();

		/* GET Certificates For Courses*/
		if( 'show' === $course_certificates ){
			$args = array(
				'post_type'      => 'sfwd-courses',
				'posts_per_page' => - 1,
				'post_status'    => 'publish',
				'orderby'        => 'title',
				'order'          => 'ASC',
			);

			$courses = get_posts( $args );

			foreach ( $courses as $course ) {

				$certificate_id     = learndash_get_setting( $course->ID, 'certificate' );
				$certificate_object = get_post( $certificate_id );

				if ( ! empty( $certificate_object ) ) {
					if ( 'on' === $show_cert_title ) {
						$certificate_title = $certificate_object->post_title;
					} else {
						$certificate_title = $course->post_title;
					}

					$certificate_link = learndash_get_course_certificate_link( $course->ID );

					if ( $certificate_link && '' !== $certificate_link ) {
						$link             = apply_filters( 'uo_show_course_certificate_link', sprintf( '<a target="_blank" href="%s">%s</a>', $certificate_link, $certificate_title ), wp_get_current_user(), $course );
						$certificate_list .= $link . '<br>';
					}
				}
			}
		}

		/* GET Certificates for Quizzes*/
		if( 'show' === $quiz_certificates ){
			$quiz_attempts = self::quiz_attempts();

			if ( ! empty( $quiz_attempts ) ) {

				$quiz_attempts = array_reverse( $quiz_attempts );

				foreach ( $quiz_attempts as $k => $quiz_attempt ) {

					if ( isset( $quiz_attempt['certificate'] ) ) {
						$certificate_link    = $quiz_attempt['certificate']['certificateLink'];
						$quiz_title_fallback = ( isset( $quiz_attempt['quiz_title'] ) ) ? $quiz_attempt['quiz_title'] : '';
						$quiz_title          = ! empty( $quiz_attempt['post']->post_title ) ? $quiz_attempt['post']->post_title : $quiz_title_fallback;

						if ( ! empty( $certificate_link ) ) {

							if( isset($quiz_attempt['time']) ){
								$certificate_link = add_query_arg( array( 'time' => $quiz_attempt['time'] ), $certificate_link );
							}

							$meta               = get_post_meta( $quiz_attempt['post']->ID, '_sfwd-quiz', true );
							$certificate_id     = $meta['sfwd-quiz_certificate'];
							$certificate_object = get_post( $certificate_id );
							if ( 'on' === $show_cert_title ) {
								$certificate_title = $certificate_object->post_title;
							} else {
								$certificate_title = $quiz_title;
							}
							$link             = apply_filters( 'uo_show_quiz_certificate_link', sprintf( '<a target="_blank" href="%s">%s</a>', esc_url( $certificate_link ), $certificate_title ), wp_get_current_user(), $quiz_attempt );
							$certificate_list .= $link . '<br>';
						}
					}
				}
			}
		}

		/* GET Certificates for Groups*/
		if( 'show' === $group_certificates ){

			$args = array(
				'post_type'      => 'groups',
				'posts_per_page' => 9999,
				'post_status'    => 'publish',
				'orderby'        => 'title',
				'order'          => 'ASC',
			);

			$groups = get_posts( $args );

			foreach ( $groups as $group ) {

				$certificate_id     = learndash_get_setting( $group->ID, 'certificate' );
				$certificate_object = get_post( $certificate_id );

				if ( ! empty( $certificate_object ) ) {
					if ( 'on' === $show_cert_title ) {
						$certificate_title = $certificate_object->post_title;
					} else {
						$certificate_title = $group->post_title;
					}

					$certificate_link = learndash_get_group_certificate_link( $group->ID );

					if ( $certificate_link && '' !== $certificate_link ) {
						$link             = apply_filters( 'uo_show_group_certificate_link', sprintf( '<a target="_blank" href="%s">%s</a>', $certificate_link, $certificate_title ), wp_get_current_user(), $group );
						$certificate_list .= $link . '<br>';
					}
				}
			}
		}

		$certificate_list = apply_filters_deprecated( 'certificate_list_shortcode', array( $certificate_list ), '3.6.2', 'uo_certificate_list_shortcode' );
		$certificate_list = apply_filters( 'uo_certificate_list_shortcode', $certificate_list, $courses, $quiz_attempts );

		if ( '' === $certificate_list ) {
			$certificate_list = $no_cert_message;
		}

		$shortcode_html = '';
		if( 'show' === $course_certificates ||  'show' === $quiz_certificates ||  'show' === $group_certificates ){
			ob_start();
			?>
			<div class="<?php echo esc_attr( $class ); ?>">
				<div class="cert-list-title"><?php echo $title; ?></div>
				<div class="certificate-list"><?php echo $certificate_list; ?></div>
			</div>

			<?php

			$shortcode_html = ob_get_clean();
		}

		return $shortcode_html;

	}

function uo_show( $atts, $content = null ) {

		//check tha the user is logged in
		if ( 'loggedin' === $atts['for'] ) {
			if ( is_user_logged_in() ) {
				//user is logged in so show the content
				return do_shortcode( $content );
			} else {
				return '';
			}
		}

		if ( 'loggedout' === $atts['for'] ) {
			if ( ! is_user_logged_in() ) {
				return do_shortcode( $content );
			} else {
				return '';
			}
		}

		return do_shortcode( $content );
	}