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<?php
/**
* LearnDash LD30 Displays a Course Prev/Next navigation.
*
* Available Variables:
*
* $course_id : (int) ID of Course
* $course_step_post : (object) WP_Post instance of lesson/topic post
* $user_id : (int) ID of User
* $course_settings : (array) Settings specific to current course
* $can_complete : (bool) Can the user mark this lesson/topic complete?
* $context : (string) Context of the usage. Either 'lesson', 'topic' or 'focus' use for Focus Mode header navigation.
*
* @since 3.0.0
* @version 4.11.0
*
* @package LearnDash\Templates\LD30
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( ! isset( $can_complete ) ) {
$can_complete = false;
}
// TODO @37designs this is a bit confusing still, as you can still navigate left / right on lessons even with topics.
if ( ( isset( $course_step_post ) ) && ( is_a( $course_step_post, 'WP_Post' ) ) && ( in_array( $course_step_post->post_type, learndash_get_post_types( 'course' ), true ) ) ) {
if ( learndash_get_post_type_slug( 'lesson' ) === $course_step_post->post_type ) {
$parent_id = absint( $course_id );
} else {
$parent_id = learndash_course_get_single_parent_step( $course_id, $course_step_post->ID );
}
} else {
$parent_id = ( get_post_type() === 'sfwd-lessons' ? absint( $course_id ) : learndash_course_get_single_parent_step( $course_id, get_the_ID() ) );
}
// If parent ID is empty then the parent is the course.
if ( empty( $parent_id ) ) {
$parent_id = absint( $course_id );
}
$learndash_previous_step_id = learndash_previous_post_link( null, 'id', $course_step_post );
$learndash_next_step_id = '';
$button_class = 'ld-button ' . ( 'focus' === $context ? 'ld-button-transparent' : '' );
/*
* See details for filter 'learndash_show_next_link' at https://developers.learndash.com/hook/learndash_show_next_link/
*
* @since version 2.3
*/
$current_complete = false;
if ( ( empty( $course_settings ) ) && ( ! empty( $course_id ) ) ) {
$course_settings = learndash_get_setting( $course_id );
}
if ( LDLMS_Post_Types::get_post_type_slug( LDLMS_Post_Types::TOPIC ) === $course_step_post->post_type ) {
$current_complete = learndash_is_topic_complete( $user_id, $course_step_post->ID, $course_id );
} elseif ( LDLMS_Post_Types::get_post_type_slug( LDLMS_Post_Types::LESSON ) === $course_step_post->post_type ) {
$current_complete = learndash_is_lesson_complete( $user_id, $course_step_post->ID, $course_id );
}elseif ( LDLMS_Post_Types::get_post_type_slug( LDLMS_Post_Types::QUIZ ) === $course_step_post->post_type ) {
$current_complete = learndash_is_quiz_complete( $user_id, $course_step_post->ID, $course_id );
}
if ( learndash_lesson_hasassignments( $course_step_post ) ) {
$user_assignments = learndash_get_user_assignments( $course_step_post->ID, $user_id, absint( $course_id ), 'ids' );
$approved_assignments = learndash_assignment_list_approved( $user_assignments, $course_step_post->ID, $user_id );
if ( ! $approved_assignments ) {
$current_complete = false;
}
}
$learndash_maybe_show_next_step_link = $current_complete;
//if ( ( isset( $course_settings['course_disable_lesson_progression'] ) ) && ( 'on' === $course_settings['course_disable_lesson_progression'] ) ) {
$course_lesson_progression_enabled = learndash_lesson_progression_enabled( $course_id );
if ( ! $course_lesson_progression_enabled ) {
$learndash_maybe_show_next_step_link = true;
}
if ( $learndash_maybe_show_next_step_link !== true ) {
$bypass_course_limits_admin_users = learndash_can_user_bypass( $user_id, 'learndash_course_progression' );
if ( true === $bypass_course_limits_admin_users ) {
$learndash_maybe_show_next_step_link = true;
}
}
/**
* Filters whether to show the next link in the course navigation.
*
* @since 2.3.0
*
* @param bool $show_next_link Whether to show next link.
* @param int $user_id User ID.
* @param int $step_id ID of the lesson/topic post.
*
*/
$learndash_maybe_show_next_step_link = apply_filters( 'learndash_show_next_link', $learndash_maybe_show_next_step_link, $user_id, $course_step_post->ID );
// Only complete lessons/topics or external quizzes.
if (
! in_array(
$course_step_post->post_type,
learndash_get_post_type_slug(
[
LDLMS_Post_Types::LESSON,
LDLMS_Post_Types::TOPIC,
]
),
true
)
&& ! (
$course_step_post->post_type === LDLMS_Post_Types::get_post_type_slug( LDLMS_Post_Types::QUIZ )
&& learndash_course_steps_is_external( $course_step_post->ID )
)
) {
$can_complete = false;
$current_complete = false;
$learndash_maybe_show_next_step_link = false;
}
if ( true === (bool) $learndash_maybe_show_next_step_link ) {
$learndash_next_step_id = learndash_next_post_link( null, 'id', $course_step_post );
} elseif ( ( ! is_user_logged_in() ) && ( empty( $learndash_next_step_id ) ) ) {
$learndash_next_step_id = learndash_next_post_link( null, 'id', $course_step_post );
if ( ! empty( $learndash_next_step_id ) ) {
if ( ! learndash_is_sample( $learndash_next_step_id ) ) {
if ( ( ! isset( $course_settings['course_price_type'] ) ) || ( 'open' !== $course_settings['course_price_type'] ) ) {
$learndash_next_step_id = '';
}
}
}
}
/**
* Filters to override next step post ID.
*
* @since 3.1.2
*
* @param int $learndash_next_step_id The next step post ID.
* @param int $course_step_post The current step WP_Post ID.
* @param int $course_id The current Course ID.
* @param int $user_id The current User ID.
*
* @return int $learndash_next_step_id
*/
$learndash_next_step_id = apply_filters( 'learndash_next_step_id', $learndash_next_step_id, $course_step_post->ID, $course_id, $user_id );
/**
* Check if we need to show the Mark Complete form. see LEARNDASH-4722
*/
$parent_lesson_id = 0;
if ( $course_step_post->post_type == 'sfwd-lessons' ) {
$parent_lesson_id = $course_step_post->ID;
} elseif ( $course_step_post->post_type == 'sfwd-topic' || $course_step_post->post_type == 'sfwd-quiz' ) {
if ( LearnDash_Settings_Section::get_section_setting( 'LearnDash_Settings_Courses_Builder', 'shared_steps' ) == 'yes' ) {
$parent_lesson_id = learndash_course_get_single_parent_step( $course_id, $course_step_post->ID );
} else {
$parent_lesson_id = learndash_get_setting( $course_step_post, 'lesson' );
}
}
if ( ! empty( $parent_lesson_id ) ) {
$lesson_access_from = ld_lesson_access_from( $parent_lesson_id, $user_id, $course_id );
if ( ( empty( $lesson_access_from ) ) || ( ! empty( $bypass_course_limits_admin_users ) ) ) {
$complete_button = learndash_mark_complete( $course_step_post );
} else {
$complete_button = '';
}
} else {
$complete_button = learndash_mark_complete( $course_step_post );
}
if ( ( true === $current_complete ) && ( is_a( $course_step_post, 'WP_Post' ) ) ){
$incomplete_button = learndash_show_mark_incomplete( $course_step_post );
} else {
$incomplete_button = '';
}
?>
<div class="ld-content-actions">
<?php
/**
* Fires before the course steps (all locations).
*
* @since 3.0.0
*
* @param string|false $post_type Post type slug.
* @param int $course_id Course ID.
* @param int $user_id User ID.
*/
do_action( 'learndash-all-course-steps-before', get_post_type(), $course_id, $user_id );
/**
* Fires before the course steps for any context.
*
* The dynamic portion of the hook name, `$context`, refers to the context for which the hook is fired,
* such as `course`, `lesson`, `topic`, `quiz`, etc.
*
* @since 3.0.0
*
* @param string|false $post_type Post type slug.
* @param int $course_id Course ID.
* @param int $user_id User ID.
*/
do_action( 'learndash-' . $context . '-course-steps-before', get_post_type(), $course_id, $user_id );
//$learndash_current_post_type = get_post_type();
?>
<div class="ld-content-action <?php if ( ! $learndash_previous_step_id ) : ?>ld-empty<?php endif; ?>">
<?php if ( $learndash_previous_step_id ) : ?>
<a class="<?php echo esc_attr( $button_class ); ?>" href="<?php echo esc_url( learndash_get_step_permalink( $learndash_previous_step_id, $course_id ) ); ?>">
<?php if ( is_rtl() ) { ?>
<span class="ld-icon ld-icon-arrow-right"></span>
<?php } else { ?>
<span class="ld-icon ld-icon-arrow-left"></span>
<?php } ?>
<span class="ld-text"><?php echo esc_html( learndash_get_label_course_step_previous( get_post_type( $learndash_previous_step_id ) ) ); ?></span>
</a>
<?php endif; ?>
</div>
<?php
if ( $parent_id && 'focus' !== $context ) :
if ( $learndash_maybe_show_next_step_link ) :
?>
<div class="ld-content-action">
<?php
if ( ( true === $can_complete ) && ( true !== $current_complete ) && ( ! empty( $complete_button ) ) ) :
echo learndash_mark_complete( $course_step_post );
elseif ( ( true === $can_complete ) && ( true === $current_complete ) && ( ! empty( $incomplete_button ) ) ) :
echo $incomplete_button;
?>
<?php endif; ?>
<a href="<?php echo esc_url( learndash_get_step_permalink( $parent_id, $course_id ) ); ?>" class="ld-primary-color ld-course-step-back"><?php echo learndash_get_label_course_step_back( get_post_type( $parent_id ) ); ?></a>
</div>
<div class="ld-content-action <?php if ( ( ! $learndash_next_step_id ) ) : ?>ld-empty<?php endif; ?>">
<?php if ( $learndash_next_step_id ) : ?>
<a class="<?php echo esc_attr( $button_class ); ?>" href="<?php echo esc_url( learndash_get_step_permalink( $learndash_next_step_id, $course_id ) ); ?>">
<span class="ld-text"><?php echo learndash_get_label_course_step_next( get_post_type( $learndash_next_step_id ) ); ?></span>
<?php if ( is_rtl() ) { ?>
<span class="ld-icon ld-icon-arrow-left"></span>
<?php } else { ?>
<span class="ld-icon ld-icon-arrow-right"></span>
<?php } ?>
</a>
<?php endif; ?>
</div>
<?php else : ?>
<a href="<?php echo esc_attr( learndash_get_step_permalink( $parent_id, $course_id ) ); ?>" class="ld-primary-color"><?php echo learndash_get_label_course_step_back( get_post_type( $parent_id ) ); ?></a>
<div class="ld-content-action <?php if ( ( ! $can_complete ) && ( ! $learndash_next_step_id ) ) : ?>ld-empty<?php endif; ?>">
<?php
if ( ( true === $can_complete ) && ( true !== $current_complete ) && ( ! empty( $complete_button ) ) ) :
echo $complete_button;
elseif ( $learndash_next_step_id ) :
?>
<a class="<?php echo esc_attr( $button_class ); ?>" href="<?php echo esc_attr( learndash_get_step_permalink( $learndash_next_step_id, $course_id ) ); ?>">
<span class="ld-text"><?php echo learndash_get_label_course_step_next( get_post_type( $learndash_next_step_id ) ); ?></span>
<?php if ( is_rtl() ) { ?>
<span class="ld-icon ld-icon-arrow-left"></span>
<?php } else { ?>
<span class="ld-icon ld-icon-arrow-right"></span>
<?php } ?>
</a>
<?php endif; ?>
</div>
<?php endif; ?>
<?php elseif ( $parent_id && 'focus' === $context ) : ?>
<div class="ld-content-action <?php if ( ( ! $can_complete ) && ( ! $learndash_next_step_id ) ) : ?>ld-empty<?php endif; ?>">
<?php
if ( ( true === $can_complete ) && ( true !== $current_complete ) && ( ! empty( $complete_button ) ) ) :
echo learndash_mark_complete( $course_step_post );
elseif ( ( true === $can_complete ) && ( true === $current_complete ) && ( ! empty( $incomplete_button ) ) ) :
echo $incomplete_button;
elseif ( $learndash_next_step_id ) :
?>
<a class="<?php echo esc_attr( $button_class ); ?>" href="<?php echo esc_attr( learndash_get_step_permalink( $learndash_next_step_id, $course_id ) ); ?>">
<span class="ld-text"><?php echo learndash_get_label_course_step_next( get_post_type( $learndash_next_step_id ) ); ?></span>
<?php if ( is_rtl() ) { ?>
<span class="ld-icon ld-icon-arrow-left"></span>
<?php } else { ?>
<span class="ld-icon ld-icon-arrow-right"></span>
<?php } ?>
</a>
<?php endif; ?>
</div>
<?php endif; ?>
<?php
/**
* Fires after the course steps (all locations).
*
* @since 3.0.0
*
* @param string|false $post_type Post type slug.
* @param int $course_id Course ID.
* @param int $user_id User ID.
*/
do_action( 'learndash-all-course-steps-after', get_post_type(), $course_id, $user_id );
/**
* Fires after the course steps for any context.
*
* The dynamic portion of the hook name, `$context`, refers to the context for which the hook is fired,
* such as `course`, `lesson`, `topic`, `quiz`, etc.
*
* @since 3.0.0
*
* @param string|false $post_type Post type slug.
* @param int $course_id Course ID.
* @param int $user_id User ID.
*/
do_action( 'learndash-' . $context . '-course-steps-after', get_post_type(), $course_id, $user_id );
?>
</div> <!--/.ld-topic-actions-->
<?php
//endif;