Revise paste loop-author

<?php

if( ! defined( 'ABSPATH' ) ) {  exit;  }    // Exit if accessed directly

/**
 * Custom loop-author.php for Child-Theme (Enfold 7.1.3 kompatibel)
 * Uses grid or list layout
 * Place this file in: /wp-content/themes/enfold-child/includes/loop-author.php
 * CSS-Datei: /wp-content/themes/enfold-child/includes/loop-author.css
 */

// load only once the css
if( ! wp_style_is( 'enfold-child-loop-author', 'enqueued' ) ) {
    $css_file = get_stylesheet_directory_uri() . '/includes/loop-author.css';
    $css_path = get_stylesheet_directory() . '/includes/loop-author.css';
    
    // only load if file exists
    if( file_exists( $css_path ) ) {
        wp_enqueue_style( 'enfold-child-loop-author', $css_file, array(), filemtime( $css_path ) );
    }
}

global $avia_config, $post_loop_count;

if( empty( $post_loop_count ) ) {
    $post_loop_count = 1;
}

// default arguments for Author Loop
$default_args = array(
    'type'              => 'grid',
    'columns'           => 4,
    'items'             => get_option('posts_per_page', 12), // WordPress Settings, Fallback: 12
    'contents'          => 'excerpt',
    'preview_mode'      => 'auto',
    'image_size'        => 'portfolio',
    'paginate'          => 'yes',
    'class'             => '',
    'show_modified_date' => 'no',  // 'yes' or 'no' - shows ‘Updated: XX’ when post has been edited
    'orderby'           => 'date',  // 'date', 'modified', 'title', 'rand', 'comment_count', 'menu_order'
    'order'             => 'DESC',  // 'DESC' (newest first) or 'ASC' (oldest first)
    'fallback_image'    => 'placeholder',      // URL for fallback image or 'placeholder' for grey area with icon
);

/**
 * Filter für Author Loop Argumente
 * 
 * @param array $default_args The default arguments
 * @param string $context Always 'author' for this loop
 * @return array Filtered arguments
 */
$atts = apply_filters( 'avf_author_loop_args', $default_args, 'author' );

// Check if we got posts to display (uses the WordPress main query):
if( have_posts() )
{
    // Start containers - different classes for grid vs. list
    $container_class = 'av-author-loop-container';
    
    if( $atts['type'] == 'grid' ) {
        $container_class .= ' av-author-grid-container av-author-grid';
        // Add column class (only for grid)
        $container_class .= ' av-columns-' . $atts['columns'];
    } else {
        $container_class .= ' av-author-list-container av-author-list';
    }
    
    /**
     * Filters for additional CSS classes
     */
    $container_class = apply_filters( 'avf_author_loop_classes', $container_class, 'author', $atts );
    
    echo '<div class="' . esc_attr( $container_class ) . '">';
    
    while( have_posts() )
    {
        the_post();
        
        $post_id = get_the_ID();
        $image_size = $atts['image_size'];
        $post_format = get_post_format() ? get_post_format() : 'standard';
        
        // Get image or use fallback
        $thumbnail = get_the_post_thumbnail( $post_id, $image_size );
        
        // If no thumbnail and fallback are defined
        if( empty( $thumbnail ) && ! empty( $atts['fallback_image'] ) ) {
            if( $atts['fallback_image'] == 'placeholder' ) {
                // Graue Fläche mit Icon
                $thumbnail = '<div class="av-author-placeholder-image">';
                $thumbnail .= '<svg xmlns="http://www.w3.org/2000/svg" width="64" height="64" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round">';
                $thumbnail .= '<rect x="3" y="3" width="18" height="18" rx="2" ry="2"></rect>';
                $thumbnail .= '<circle cx="8.5" cy="8.5" r="1.5"></circle>';
                $thumbnail .= '<polyline points="21 15 16 10 5 21"></polyline>';
                $thumbnail .= '</svg>';
                $thumbnail .= '</div>';
            } else {
                // Custom Fallback-Bild URL
                $thumbnail = '<img src="' . esc_url( $atts['fallback_image'] ) . '" alt="' . esc_attr( get_the_title() ) . '" />';
            }
        }
        
        // Content based on settings
        $show_content = '';
        if( in_array( $atts['contents'], array('excerpt', 'excerpt_read_more') ) ) {
            $show_content = get_the_excerpt();
        } elseif( $atts['contents'] == 'content' ) {
            $show_content = get_the_content();
        }
        
        // Get meta infos
        $meta_info = array();
        $meta_separator = '<span class="text-sep">/</span>';
        
        // Published Date
        if( 'blog-meta-date' == avia_get_option( 'blog-meta-date' ) ) {
            $meta_info['date'] = '<time class="date-container minor-meta updated" datetime="' . get_the_time('c', $post_id) . '">' . get_the_time( get_option('date_format'), $post_id ) . '</time>';
        }
        
        // Modified Date (optionally accessible via filter)
        if( $atts['show_modified_date'] == 'yes' ) {
            $published_date = get_the_date( get_option('date_format'), $post_id );
            $modified_date = get_the_modified_date( get_option('date_format'), $post_id );
            
            // Only display if actually edited
            if( $published_date != $modified_date ) {
                $meta_info['modified'] = '<time class="date-container minor-meta modified-date" datetime="' . get_the_modified_time('c', $post_id) . '">' . __('Updated:', 'avia_framework') . ' ' . $modified_date . '</time>';
            }
        }
        
        if( 'blog-meta-comments' == avia_get_option( 'blog-meta-comments' ) ) {
            if( get_comments_number() != '0' || comments_open() ) {
                ob_start();
                comments_popup_link(
                    "0 " . __( 'Comments', 'avia_framework' ),
                    "1 " . __( 'Comment' , 'avia_framework' ),
                    "% " . __( 'Comments', 'avia_framework' ),
                    'comments-link',
                    __( 'Comments Disabled', 'avia_framework' )
                );
                $meta_info['comments'] = '<span class="comment-container minor-meta">' . ob_get_clean() . '</span>';
            }
        }
        
        $taxonomies = get_object_taxonomies( get_post_type( $post_id ) );
        $cats = '';
        $excluded_taxonomies = array_merge( get_taxonomies( array( 'public' => false ) ), array( 'post_tag', 'post_format' ) );
        $excluded_taxonomies = apply_filters( 'avf_exclude_taxonomies', $excluded_taxonomies, get_post_type( $post_id ), $post_id, 'loop-author' );
        
        if( ! empty( $taxonomies ) ) {
            foreach( $taxonomies as $taxonomy ) {
                if( ! in_array( $taxonomy, $excluded_taxonomies ) ) {
                    $cats .= get_the_term_list( $post_id, $taxonomy, '', ', ','' ) . ' ';
                }
            }
        }
        
        if( 'blog-meta-category' == avia_get_option( 'blog-meta-category' ) && ! empty( $cats ) ) {
            $meta_info['categories'] = '<span class="blog-categories minor-meta">' . __( 'in', 'avia_framework') . ' ' . trim( $cats ) . '</span>';
        }
        
        $meta_info = apply_filters( 'avf_post_metadata_array', $meta_info, 'loop-author' );
        
        // Parity for columns (only relevant for grid)
        $parity = '';
        $first = $post_loop_count == 1 ? 'first' : '';
        
        // Grid Layout
        if( $atts['type'] == 'grid' ) {
        ?>
        <article class="flex_column post-entry post-entry-<?php echo $post_id; ?> <?php echo $first; ?> <?php echo $parity; ?> post-entry-type-<?php echo $post_format; ?>">
            
            <div class="av-author-grid-item">
                
                <?php if( $thumbnail ): ?>
                <a href="<?php the_permalink(); ?>" class="av-author-grid-image-link" title="<?php echo esc_attr( get_the_title() ); ?>">
                    <div class="av-author-grid-image">
                        <?php echo $thumbnail; ?>
                        <?php if( has_post_thumbnail( $post_id ) ): ?>
                        <div class="av-author-grid-overlay"></div>
                        <?php endif; ?>
                    </div>
                </a>
                <?php endif; ?>
                
                <div class="av-author-grid-content">
                    <header class="entry-content-header">
                        <h3 class="av-author-grid-title entry-title">
                            <a href="<?php the_permalink(); ?>"><?php the_title(); ?></a>
                        </h3>
                        
                        <?php if( ! empty( $meta_info ) ): ?>
                        <span class="av-author-grid-meta">
                            <?php echo implode( $meta_separator, $meta_info ); ?>
                        </span>
                        <?php endif; ?>
                    </header>
                    
                    <?php if( ! empty( $show_content ) ): ?>
                    <div class="av-author-grid-excerpt entry-content">
                        <?php echo wpautop( $show_content ); ?>
                    </div>
                    <?php endif; ?>
                </div>
                
                <?php if( $atts['contents'] == 'excerpt_read_more' ): ?>
                <div class="av-author-grid-read-more">
                    <a href="<?php the_permalink(); ?>" class="more-link"><?php _e('Read more', 'avia_framework'); ?><span class="more-link-arrow">→</span></a>
                </div>
                <?php endif; ?>
                
            </div>
            
        </article>
        <?php
        } 
        // List Layout
        else {
        ?>
        <article class="av-author-list-item post-entry post-entry-<?php echo $post_id; ?> <?php echo $first; ?> post-entry-type-<?php echo $post_format; ?>">
            
            <?php if( $thumbnail ): ?>
            <div class="av-author-list-image">
                <a href="<?php the_permalink(); ?>" title="<?php echo esc_attr( get_the_title() ); ?>">
                    <?php echo $thumbnail; ?>
                </a>
            </div>
            <?php endif; ?>
            
            <div class="av-author-list-content">
                <header class="entry-content-header">
                    <h3 class="av-author-list-title entry-title">
                        <a href="<?php the_permalink(); ?>"><?php the_title(); ?></a>
                    </h3>
                    
                    <?php if( ! empty( $meta_info ) ): ?>
                    <span class="av-author-list-meta">
                        <?php echo implode( $meta_separator, $meta_info ); ?>
                    </span>
                    <?php endif; ?>
                </header>
                
                <?php if( ! empty( $show_content ) ): ?>
                <div class="av-author-list-excerpt entry-content">
                    <?php echo wpautop( $show_content ); ?>
                </div>
                <?php endif; ?>
                
                <?php if( $atts['contents'] == 'excerpt_read_more' ): ?>
                <div class="av-author-list-read-more">
                    <a href="<?php the_permalink(); ?>" class="more-link"><?php _e('Read more', 'avia_framework'); ?><span class="more-link-arrow">→</span></a>
                </div>
                <?php endif; ?>
            </div>
            
        </article>
        <?php
        }
        
        $post_loop_count++;
    }
    
    echo '</div>'; // End Container
    
    // Pagination - just like in loop-index.php
    if( ! isset( $avia_config['remove_pagination'] ) && $atts['paginate'] == 'yes' ) {
        echo '<div class="av-author-pagination">';
        echo avia_pagination( '', 'nav' );
        echo '</div>';
    }
}
else
{
    // Nothing found
    $default_heading = 'h1';
    $args = array(
        'heading'       => $default_heading,
        'extra_class'   => ''
    );
    
    $args = apply_filters( 'avf_customize_heading_settings', $args, 'loop_author::nothing_found', array() );
    
    $heading = ! empty( $args['heading'] ) ? $args['heading'] : $default_heading;
    $css = ! empty( $args['extra_class'] ) ? $args['extra_class'] : '';
    
    $aria_label = 'aria-label="' . __( 'No Author Archive Posts Found', 'avia_framework' ) . '"';
    $aria_label = apply_filters( 'avf_aria_label_for_header', $aria_label, __FILE__, [] );
    ?>
    
    <article class="entry">
        <header class="entry-content-header" <?php echo $aria_label; ?>>
            <?php echo "<{$heading} class='post-title entry-title {$css}'>" . __( 'Nothing Found', 'avia_framework' ) . "</{$heading}>"; ?>
        </header>
        
        <p class="entry-content" <?php avia_markup_helper( array( 'context' => 'entry_content' ) ); ?>>
            <?php _e( 'Sorry, no posts matched your criteria', 'avia_framework' ); ?>
        </p>
        
        <footer class="entry-footer"></footer>
    </article>
    
<?php
}