Elementor LMS Card Widget Development PHP

<?php
/**
 * Elementor LMS Card Widget.
 *
 * Elementor widget that displays a course card with dynamic controls.
 *
 * @since 1.0.0
 */
class Elementor_LMS_Card_Widget extends \Elementor\Widget_Base {

    /**
     * Get widget name.
     *
     * @return string Widget name.
     */
    public function get_name() {
        return 'lms-course-card';
    }

    /**
     * Get widget title.
     *
     * @return string Widget title.
     */
    public function get_title() {
        return esc_html__( 'LMS Course Card', 'text-domain' );
    }

    /**
     * Get widget icon.
     *
     * @return string Widget icon.
     */
    public function get_icon() {
        return 'eicon-post-card';
    }

    /**
     * Get widget categories.
     *
     * @return array Widget categories.
     */
    public function get_categories() {
        return [ 'general' ];
    }

    /**
     * Get widget keywords.
     *
     * @return array Widget keywords.
     */
    public function get_keywords() {
        return [ 'lms', 'course', 'card', 'tutorlms', 'learnpress' ];
    }

    /**
     * Register widget controls.
     *
     * This method adds different types of controls to the widget,
     * which will be displayed in the Elementor editor.
     */
    protected function _register_controls() {

        $this->start_controls_section(
            'content_section',
            [
                'label' => esc_html__( 'Course Content', 'text-domain' ),
                'tab'   => \Elementor\Controls_Manager::TAB_CONTENT,
            ]
        );

        // Control for selecting the source (LMS or manual)
        $this->add_control(
            'source_type',
            [
                'label'   => esc_html__( 'Course Source', 'text-domain' ),
                'type'    => \Elementor\Controls_Manager::SELECT,
                'default' => 'manual',
                'options' => [
                    'manual'    => esc_html__( 'Manual Content', 'text-domain' ),
                    'tutorlms'  => esc_html__( 'TutorLMS Course', 'text-domain' ),
                    'learnpress' => esc_html__( 'LearnPress Course', 'text-domain' ),
                ],
            ]
        );

        // Manual controls - show only if source is 'manual'
        $this->add_control(
            'manual_course_image',
            [
                'label'     => esc_html__( 'Course Image', 'text-domain' ),
                'type'      => \Elementor\Controls_Manager::MEDIA,
                'default'   => [
                    'url' => \Elementor\Utils::get_placeholder_image_src(),
                ],
                'condition' => [
                    'source_type' => 'manual',
                ],
            ]
        );

        $this->add_control(
            'manual_course_price',
            [
                'label'     => esc_html__( 'Course Price', 'text-domain' ),
                'type'      => \Elementor\Controls_Manager::TEXT,
                'default'   => '$45.00',
                'placeholder' => esc_html__( 'e.g. $45.00', 'text-domain' ),
                'condition' => [
                    'source_type' => 'manual',
                ],
            ]
        );

        $this->add_control(
            'manual_course_category',
            [
                'label'     => esc_html__( 'Category Name', 'text-domain' ),
                'type'      => \Elementor\Controls_Manager::TEXT,
                'default'   => 'Design',
                'condition' => [
                    'source_type' => 'manual',
                ],
            ]
        );

        $this->add_control(
            'manual_course_title',
            [
                'label'     => esc_html__( 'Course Title', 'text-domain' ),
                'type'      => \Elementor\Controls_Manager::TEXT,
                'default'   => 'Learn With Advance Website Design (UX/UI) Course',
                'condition' => [
                    'source_type' => 'manual',
                ],
            ]
        );

        $this->add_control(
            'manual_author_image',
            [
                'label'     => esc_html__( 'Author Image', 'text-domain' ),
                'type'      => \Elementor\Controls_Manager::MEDIA,
                'default'   => [
                    'url' => \Elementor\Utils::get_placeholder_image_src(),
                ],
                'condition' => [
                    'source_type' => 'manual',
                ],
            ]
        );

        $this->add_control(
            'manual_author_name',
            [
                'label'     => esc_html__( 'Author Name', 'text-domain' ),
                'type'      => \Elementor\Controls_Manager::TEXT,
                'default'   => 'Paul C. Deleon',
                'condition' => [
                    'source_type' => 'manual',
                ],
            ]
        );

        $this->add_control(
            'manual_course_lessons',
            [
                'label'     => esc_html__( 'Number of Lessons', 'text-domain' ),
                'type'      => \Elementor\Controls_Manager::TEXT,
                'default'   => '80',
                'condition' => [
                    'source_type' => 'manual',
                ],
            ]
        );

        $this->add_control(
            'manual_course_students',
            [
                'label'     => esc_html__( 'Number of Students', 'text-domain' ),
                'type'      => \Elementor\Controls_Manager::TEXT,
                'default'   => '80',
                'condition' => [
                    'source_type' => 'manual',
                ],
            ]
        );

        // Control for selecting a specific TutorLMS Course
        $this->add_control(
            'tutorlms_course_id',
            [
                'label'     => esc_html__( 'Select TutorLMS Course', 'text-domain' ),
                'type'      => \Elementor\Controls_Manager::TEXT, // In a real widget, you would use a dynamic select field
                'default'   => '',
                'condition' => [
                    'source_type' => 'tutorlms',
                ],
            ]
        );

        // Control for selecting a specific LearnPress Course
        $this->add_control(
            'learnpress_course_id',
            [
                'label'     => esc_html__( 'Select LearnPress Course', 'text-domain' ),
                'type'      => \Elementor\Controls_Manager::TEXT, // In a real widget, you would use a dynamic select field
                'default'   => '',
                'condition' => [
                    'source_type' => 'learnpress',
                ],
            ]
        );

        $this->end_controls_section();

    }

    /**
     * Render widget output on the frontend.
     *
     * Written in PHP and uses the HTML structure.
     */
    protected function render() {
        $settings = $this->get_settings_for_display();

        $course_image_url = '';
        $course_price = '';
        $course_category = '';
        $course_title = '';
        $course_link = '';
        $author_image_url = '';
        $author_name = '';
        $lessons_count = '';
        $students_count = '';
        $rating_stars = ''; // To hold the dynamic star rating HTML

        // Switch based on the selected source type
        switch ( $settings['source_type'] ) {
            case 'tutorlms':
                // Check if TutorLMS is active
                if ( function_exists( 'tutor_utils' ) && ! empty( $settings['tutorlms_course_id'] ) ) {
                    $course_id = $settings['tutorlms_course_id'];
                    $course = get_post( $course_id );

                    if ( $course ) {
                        $course_image_url = get_the_post_thumbnail_url( $course_id, 'full' );
                        $course_title = $course->post_title;
                        $course_link = get_permalink( $course_id );

                        // Get course price
                        $price_html = tutor_utils()->get_course_price( $course_id, false );
                        $course_price = strip_tags( $price_html );

                        // Get author info
                        $author_id = $course->post_author;
                        $author_name = get_the_author_meta( 'display_name', $author_id );
                        $author_image_url = get_avatar_url( $author_id );

                        // Get category
                        $categories = get_the_terms( $course_id, 'course-category' );
                        if ( ! empty( $categories ) && ! is_wp_error( $categories ) ) {
                            $course_category = $categories[0]->name;
                        }

                        // Get lessons count
                        $lessons_count = tutor_utils()->get_lesson_count_by_course( $course_id );

                        // Get students count
                        $students_count = tutor_utils()->get_total_students_by_course_id( $course_id );

                        // Get rating
                        $rating = tutor_utils()->get_course_average_rating( $course_id );
                        $rating_value = $rating->rating_avg;
                        $rating_stars = '';
                        for ( $i = 1; $i <= 5; $i++ ) {
                            if ( $i <= $rating_value ) {
                                $rating_stars .= '<i class="fas fa-star"></i>';
                            } else {
                                $rating_stars .= '<i class="far fa-star"></i>';
                            }
                        }
                    }
                }
                break;

            case 'learnpress':
                // Check if LearnPress is active
                if ( class_exists( 'LP_Global' ) && ! empty( $settings['learnpress_course_id'] ) ) {
                    $course_id = $settings['learnpress_course_id'];
                    $course = learn_press_get_course( $course_id );

                    if ( $course ) {
                        $course_image_url = $course->get_image( 'full' );
                        $course_title = $course->get_title();
                        $course_link = $course->get_permalink();

                        // Get price
                        $price_object = $course->get_price();
                        $course_price = is_array( $price_object ) ? $price_object['price'] : $price_object;
                        $course_price = wc_price( $course_price ); // Format with currency

                        // Get author info
                        $author_id = $course->get_author_id();
                        $author_name = get_the_author_meta( 'display_name', $author_id );
                        $author_image_url = get_avatar_url( $author_id );

                        // Get category
                        $categories = get_the_terms( $course_id, 'course_category' );
                        if ( ! empty( $categories ) && ! is_wp_error( $categories ) ) {
                            $course_category = $categories[0]->name;
                        }

                        // Get lessons and students count
                        $lessons_count = $course->count_items( 'lp_lesson' );
                        $students_count = $course->get_students();

                        // Get rating
                        $rating = learn_press_get_course_rate( $course_id, false );
                        $rating_value = $rating['rated'];
                        $rating_stars = '';
                        for ( $i = 1; $i <= 5; $i++ ) {
                            if ( $i <= $rating_value ) {
                                $rating_stars .= '<i class="fas fa-star"></i>';
                            } else {
                                $rating_stars .= '<i class="far fa-star"></i>';
                            }
                        }
                    }
                }
                break;

            case 'manual':
            default:
                // Manual content from widget controls
                $course_image_url = $settings['manual_course_image']['url'];
                $course_price = $settings['manual_course_price'];
                $course_category = $settings['manual_course_category'];
                $course_title = $settings['manual_course_title'];
                $course_link = '#'; // Placeholder, add a link control if needed
                $author_image_url = $settings['manual_author_image']['url'];
                $author_name = $settings['manual_author_name'];
                $lessons_count = $settings['manual_course_lessons'];
                $students_count = $settings['manual_course_students'];

                // For the star rating, we'll manually output 5 stars for now.
                $rating_stars = '<i class="fas fa-star"></i><i class="fas fa-star"></i><i class="fas fa-star"></i><i class="fas fa-star"></i><i class="fas fa-star"></i>';

                break;
        }

        ?>

        <div class="single-courses-items box-shadow mt-0">
            <div class="courses-image bg-cover" style="background-image: url('<?php echo esc_url($course_image_url); ?>');">
                <div class="post-cat">
                    <span><?php echo esc_html($course_price); ?></span>
                </div>
            </div>
            <div class="courses-content">
                <a href="<?php echo esc_url($course_link); ?>" class="post-box-1"><?php echo esc_html($course_category); ?></a>
                <h3>
                    <a href="<?php echo esc_url($course_link); ?>">
                        <?php echo esc_html($course_title); ?>
                    </a>
                </h3>
                <div class="client-items">
                    <div class="content">
                        <div class="client-img bg-cover" style="background-image: url('<?php echo esc_url($author_image_url); ?>');"></div>
                        <p><?php echo esc_html($author_name); ?></p>
                    </div>
                    <div class="star">
                        <?php echo $rating_stars; ?>
                    </div>
                </div>
                <ul class="post-class">
                    <li>
                        <i class="far fa-books"></i>
                        <?php echo esc_html($lessons_count); ?> Lessons
                    </li>
                    <li>
                        <i class="far fa-user"></i>
                        <?php echo esc_html($students_count); ?> Students
                    </li>
                    <li>
                        <a href="<?php echo esc_url($course_link); ?>" class="theme-btn">Enroll Now</a>
                    </li>
                </ul>
            </div>
        </div>

        <?php
    }
}