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<?php
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/**
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* Social Activities Block Template
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* 社会活动区块模板
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*
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* @package Nenghui Energy Theme
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* @since 1.0.0
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*
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* @param array $args {
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* Optional. Array of arguments.
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* @type int $category_id 文章分类ID，默认为8
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* @type int $posts_count 显示文章数量，默认为3
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* @type string $title 区块标题，默认为"社会责任"
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* }
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*/
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// 设置默认参数
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$defaults = array(
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'category_id' => 8,
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'posts_count' => 3,
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'title' => '社会责任'
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);
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$args = wp_parse_args($args ?? array(), $defaults);
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// 构建查询参数
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$query_args = array(
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'post_type' => 'post',
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'post_status' => 'publish',
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'posts_per_page' => $args['posts_count'],
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'orderby' => 'date',
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'order' => 'DESC',
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'cat' => intval($args['category_id'])
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);
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// 尝试获取缓存
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$cache_key = 'social_activities_' . md5(serialize($query_args) . (function_exists('get_theme_cache_version') ? get_theme_cache_version() : ''));
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$posts = get_transient($cache_key);
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if ($posts === false) {
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// 执行查询
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$social_activities_query = new WP_Query($query_args);
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$posts = $social_activities_query->posts;
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// 如果有文章，设置缓存（缓存1小时）
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if (!empty($posts)) {
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set_transient($cache_key, $posts, 3600);
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}
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}
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// 如果没有文章，显示提示信息
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if (empty($posts)) {
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wp_reset_postdata();
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echo '<div class="social-activities-container"><div class="social-activities-header"><h2>' . esc_html($args['title']) . '</h2></div><div class="no-posts-message"><p>暂无相关文章</p></div></div>';
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return;
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}
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// 获取分类链接
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$category_link = get_category_link($args['category_id']);
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?>
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<div class="social-activities-container">
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<div class="social-activities-header">
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<h2><?php echo esc_html($args['title']); ?></h2>
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</div>
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<div class="social-activities-grid">
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<?php foreach ($posts as $post): ?>
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<?php setup_postdata($post); ?>
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<div class="social-activity-card">
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<div class="activity-image">
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<?php if (has_post_thumbnail($post->ID)): ?>
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<img src="<?php echo esc_url(get_the_post_thumbnail_url($post->ID, 'medium')); ?>"
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alt="<?php echo esc_attr(get_the_title($post->ID)); ?>"
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loading="lazy">
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<?php else: ?>
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<div class="placeholder-image">
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<span>暂无图片</span>
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</div>
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<?php endif; ?>
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</div>
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<div class="activity-content">
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<h3 class="activity-title">
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<a href="<?php echo esc_url(get_permalink($post->ID)); ?>">
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<?php echo esc_html(get_the_title($post->ID)); ?>
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</a>
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</h3>
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<div class="activity-excerpt">
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<?php
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$excerpt = get_the_excerpt($post->ID);
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if (empty($excerpt)) {
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$excerpt = wp_trim_words(strip_tags($post->post_content), 20, '...');
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}
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echo esc_html($excerpt);
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?>
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</div>
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<div class="activity-meta">
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<span class="activity-date">
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<?php echo esc_html(get_the_date('Y.m.d', $post->ID)); ?>
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</span>
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<a href="<?php echo esc_url(get_permalink($post->ID)); ?>" class="activity-link">
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查看详情 →
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</a>
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</div>
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</div>
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</div>
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<?php endforeach; ?>
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</div>
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<div class="social-activities-footer">
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<a href="<?php echo esc_url($category_link); ?>" class="view-more-btn">
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查看更多 →
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</a>
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</div>
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</div>
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<?php
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// 重置全局 $post 对象
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wp_reset_postdata();
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?>
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