我正在页面模板中使用下面的代码。

我有一个自定义的帖子类型的书，有两个类别，作者和贡献者。

我的目标是首先显示“作者”类别中的图书，然后在这些图书下面显示“贡献者”类别中的图书。

我认为循环有问题，因为书籍显示良好，但链接不起作用。显示的每本贡献者书籍都从作者类别的最后一本书中获取链接，而不是从与自身关联的那本书中获取链接。

我正在使用“amazon\\u链接”检索同名的自定义字段

任何帮助，非常感谢！

感恩节标志

<?php
 /*
   Template Name: Books
 */
?>

   <?php get_header(); ?>

        <div id="content">

        <?php the_post_thumbnail( \'full\' );  ?>

        <header class="article-header-blue">
            <div id="inner-content" class="row">
                <div id="main" class="small-12 medium-12 large-12 columns" role="main">
                    <h1 class="page-title"><?php the_title(); ?></h1>
                </div>
            </div>
        </header> <!-- end article header -->

        <div id="inner-content" class="row" data-equalizer>

                    <?php $loop = new WP_Query( array( \'post_type\' => \'books\', \'category_name\' => \'author\', \'posts_per_page\' => 12 ) ); ?>                        

                        <?php while ( $loop->have_posts() ) : $loop->the_post(); ?>

                        <div class="small-12 medium-6 large-4 columns">

                            <div id="book" data-equalizer-watch>

                            <a href="<?php echo get_post_meta($post->ID, \'amazon_link\', true); ?>" target="_blank">

                            <?php 

                                // get an image field
                                $image = get_field(\'image\');

                                // each image contains a custom field called \'link\'
                                $amazon_link = get_field(\'amazon_link\', $image[\'ID\']);

                                // render
                                ?>
                                <a href="<?php echo $amazon_link; ?>" target="_blank">
                                    <img src="<?php echo $image[\'url\']; ?>" alt="<?php echo $image[\'alt\']; ?>" width="200" class="book-img" />
                                </a> 

                            </a>

                            <div class="book-container">

                            <h4 class="book"><a href="<?php echo $amazon_link; ?>" target="_blank"><?php the_title();?></a></h4>

                            <span class="year-published"><?php echo get_post_meta($post->ID, \'year_published\', true); ?></span>

                            <div class="description-box">
                                <p class="description"><?php echo get_post_meta($post->ID, \'description\', true); ?></p>
                            </div>

                            </div>

                            <a href="<?php echo get_post_meta($post->ID, \'amazon_link\', true); ?>" target="blank" title="Buy on Amazon" class="button radius amazon">Buy on Amazon</a>

                            </div>

                        </div>
                        <?php endwhile; ?>

                        <?php wp_reset_query(); ?>
         </div>  

                    <div id="inner-content" class="row" data-equalizer>

                    <h4 class="books">As contributor</h4>

                    <?php $loop = new WP_Query( array( \'post_type\' => \'books\', \'category_name\' => \'contributor\', \'posts_per_page\' => 12 ) ); ?>                        

                        <?php while ( $loop->have_posts() ) : $loop->the_post(); ?>

                        <div class="small-12 medium-6 large-4 columns">

                            <div id="book" data-equalizer-watch>

                            <?php 

                                // get an image field
                                $image = get_field(\'image\');

                                // each image contains a custom field called \'link\'
                                $link = get_field(\'amazon_link\', $image[\'ID\']);

                                // render
                                ?>
                                <a href="<?php echo $amazon_link; ?>" target="_blank">
                                    <img src="<?php echo $image[\'url\']; ?>" alt="<?php echo $image[\'alt\']; ?>" width="200" class="book-img"  />
                                </a>                            

                            <div class="book-container">

                            <h4 class="book"><?php the_title();?></h4>

                            <span class="year-published"><?php echo get_post_meta($post->ID, \'year_published\', true); ?></span>

                            <div class="description-box">
                                <p class="description"><?php echo get_post_meta($post->ID, \'description\', true); ?></p>
                            </div>

                            </div>

                            <a href="<?php echo get_post_meta($post->ID, \'amazon_link\', true); ?>" target="blank" title="Buy on Amazon" class="button radius amazon">Buy on Amazon</a>

                            </div>

                        </div>
                        <?php endwhile; ?>

                        <?php wp_reset_query(); ?>
         </div>         

        </div> <!-- end #content -->