编辑我最近的帖子小部件
我购买了一个Wordpress主题，许多不同的小部件都带有它。 我有一个使用以下代码，它的作用是显示最近的帖子。 我需要对其进行更改，实际上是两个，而不是向我显示最近的POST，我需要它来向我显示最近的投资组合项目，而且只显示某个类别。
<?php
// =============================== My Recent Posts (News widget) ======================================
class MY_PostWidget extends WP_Widget {
/** constructor */
function MY_PostWidget() {
parent::WP_Widget(false, $name = 'My - Recent Posts');
}
/** @see WP_Widget::widget */
function widget($args, $instance) {
extract( $args );
$title = apply_filters('widget_title', $instance['title']);
$category = apply_filters('widget_category', $instance['category']);
$linktext = apply_filters('widget_linktext', $instance['linktext']);
$linkurl = apply_filters('widget_linkurl', $instance['linkurl']);
$count = apply_filters('widget_count', $instance['count']);
?>
<?php echo $before_widget; ?>
<?php if ( $title )
echo $before_title . $title . $after_title; ?>
<?php $temp = $wp_query;
$wp_query= null;
$wp_query = new WP_Query(); ?>
<ul class="latestpost">
<?php $querycat = $category; ?>
<?php $wp_query->query("showposts=". $count ."&category_name=". $querycat); ?>
<?php if ($wp_query->have_posts()) : while ($wp_query->have_posts()) : $wp_query->the_post();?>
<li>
<?php if(has_post_thumbnail()) {
echo '<figure class="featured-thumbnail"><a href="'; the_permalink(); echo '">';
echo the_post_thumbnail('small-post-thumbnail');
echo '</a></figure>';
}
?>
<time datetime="<?php the_time('Y-m-d\TH:i'); ?>"><a href="<?php the_permalink(); ?>"><?php the_time('[m-d-Y]'); ?></a></time>
<?php $excerpt = get_the_excerpt(); echo my_string_limit_words($excerpt,13);?>
</li>
<?php endwhile; ?>
</ul>
<?php endif; ?>
<?php $wp_query = null; $wp_query = $temp;?>
<!-- Link under post cycle -->
<?php if($linkurl !=""){?>
<a href="<?php echo $linkurl; ?>" class="button"><?php echo $linktext; ?></a>
<?php } ?>
<?php echo $after_widget; ?>
<?php
}
/** @see WP_Widget::update */
function update($new_instance, $old_instance) {
return $new_instance;
}
/** @see WP_Widget::form */
function form($instance) {
$title = esc_attr($instance['title']);
$category = esc_attr($instance['category']);
$linktext = esc_attr($instance['linktext']);
$linkurl = esc_attr($instance['linkurl']);
$count = esc_attr($instance['count']);
?>
<p><label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:', 'theme1472'); ?> <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo $title; ?>" /></label></p>
<p><label for="<?php echo $this->get_field_id('category'); ?>"><?php _e('Category Slug:', 'theme1472'); ?> <input class="widefat" id="<?php echo $this->get_field_id('category'); ?>" name="<?php echo $this->get_field_name('category'); ?>" type="text" value="<?php echo $category; ?>" /></label></p>
<p><label for="<?php echo $this->get_field_id('count'); ?>"><?php _e('Posts per page:'); ?><input class="widefat" style="width:30px; display:block; text-align:center" id="<?php echo $this->get_field_id('count'); ?>" name="<?php echo $this->get_field_name('count'); ?>" type="text" value="<?php echo $count; ?>" /></label></p>
<p><label for="<?php echo $this->get_field_id('linktext'); ?>"><?php _e('Link Text:', 'theme1472'); ?> <input class="widefat" id="<?php echo $this->get_field_id('linktext'); ?>" name="<?php echo $this->get_field_name('linktext'); ?>" type="text" value="<?php echo $linktext; ?>" /></label></p>
<p><label for="<?php echo $this->get_field_id('linkurl'); ?>"><?php _e('Link Url:', 'theme1472'); ?> <input class="widefat" id="<?php echo $this->get_field_id('linkurl'); ?>" name="<?php echo $this->get_field_name('linkurl'); ?>" type="text" value="<?php echo $linkurl; ?>" /></label></p>
<?php
}
} // class Widget
?>
这就是现在在窗口小部件窗格中的样子：
2 个答案:
答案 0 :(得分：1)
这一行
<?php $wp_query->query("showposts=". $count ."&category_name=". $querycat); ?>
替换为
<?php $wp_query->query("showposts=". $count ."&category_name=". $querycat."&post_type=portfolio"); ?>
答案 1 :(得分：0)
我有类似你的小部件。我能够从上面的答案得到我的帮助。希望这会帮助你或其他人。
<?php
// =============================== My Recent Portfolio (News widget) ======================================
class MY_PortfolioWidget extends WP_Widget {
/** constructor */
function MY_PortfolioWidget() {
parent::WP_Widget(false, $name = 'My - Recent Portfolio');
}
/** @see WP_Widget::widget */
function widget($args, $instance) {
extract( $args );
$title = apply_filters('widget_title', $instance['title']);
$category = apply_filters('widget_category', $instance['category']);
$post_format = apply_filters('widget_post_format', $instance['post_format']);
$linktext = apply_filters('widget_linktext', $instance['linktext']);
$linkurl = apply_filters('widget_linkurl', $instance['linkurl']);
$count = apply_filters('widget_count', $instance['count']);
$excerpt_count = apply_filters('widget_excerpt_count', $instance['excerpt_count']);
?>
<?php echo $before_widget; ?>
<?php if ( $title )
echo $before_title . $title . $after_title; ?>
<?php if($post_format == 'post-format-standard') {
$args = array(
'showposts' => $count,
'portfolio_category' => $category,
'post_type' => portfolio,
'tax_query' => array(
'relation' => 'AND',
array(
'taxonomy' => 'post_format',
'field' => 'slug',
'terms' => array('post-format-aside', 'post-format-gallery', 'post-format-link', 'post-format-image', 'post-format-quote', 'post-format-audio', 'post-format-video'),
'operator' => 'NOT IN'
)
)
);
} else {
$args = array(
'showposts' => $count,
'category_name' => $category,
'post_type' => portfolio,
'tax_query' => array(
'relation' => 'AND',
array(
'taxonomy' => 'post_format',
'field' => 'slug',
'terms' => array($post_format)
)
)
);
} ?>
<div class="latestpost-container">
<?php $wp_query = new WP_Query( $args ); ?>
<ul class="latestpost">
<?php if ($wp_query->have_posts()) : while ($wp_query->have_posts()) : $wp_query->the_post();?>
<li class="clearfix">
<?php if(has_post_thumbnail()) { ?>
<?php
$thumb = get_post_thumbnail_id();
$img_url = wp_get_attachment_url( $thumb,'full' ); //get img URL
$image = aq_resize( $img_url, 200, 146, true); //resize & crop img
?>
<figure class="featured-thumbnail">
<a href="<?php the_permalink(); ?>" title="<?php the_title(); ?>"><img src="<?php echo $image ?>" alt="<?php the_title(); ?>" /></a>
</figure>
<?php } ?>
<div class="post-meta">
<time datetime="<?php the_time('Y-m-d\TH:i'); ?>"><?php the_time('l, j F Y'); ?></time>
<?php _e('By', 'theme1796'); ?> <?php the_author_posts_link() ?>
</div>
<h4><a href="<?php the_permalink() ?>" rel="bookmark" title="<?php _e('Permanent Link to', 'theme1796');?> <?php the_title_attribute(); ?>"><?php the_title(); ?></a></h4>
<?php if($excerpt_count!="") { ?>
<div class="excerpt">
<?php $excerpt = get_the_excerpt(); echo my_string_limit_words($excerpt,$excerpt_count);?>
</div>
<div class="post-footer">
<?php comments_popup_link('No Comments', '<span>1</span> Comment', '<span>%</span> Comments', 'comments-link', 'Comments are closed'); ?>
<a href="<?php the_permalink() ?>" class="link"><?php _e('Read more', 'theme1796'); ?></a>
</div>
<?php } ?>
</li>
<?php endwhile; ?>
</ul>
<?php endif; ?>
<?php $wp_query = null; $wp_query = $temp;?>
<!-- Link under post cycle -->
<?php if($linkurl !=""){?>
<a href="<?php echo $linkurl; ?>" class="link"><?php echo $linktext; ?></a>
<?php } ?>
</div>
<?php echo $after_widget; ?>
<?php
}
/** @see WP_Widget::update */
function update($new_instance, $old_instance) {
return $new_instance;
}
/** @see WP_Widget::form */
function form($instance) {
$title = esc_attr($instance['title']);
$category = esc_attr($instance['category']);
$post_format = esc_attr($instance['post_format']);
$linktext = esc_attr($instance['linktext']);
$linkurl = esc_attr($instance['linkurl']);
$count = esc_attr($instance['count']);
$excerpt_count = esc_attr($instance['excerpt_count']);
?>
<p><label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:', 'theme1796'); ?> <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo $title; ?>" /></label></p>
<p><label for="<?php echo $this->get_field_id('category'); ?>"><?php _e('Category Slug:', 'theme1796'); ?> <input class="widefat" id="<?php echo $this->get_field_id('category'); ?>" name="<?php echo $this->get_field_name('category'); ?>" type="text" value="<?php echo $category; ?>" /></label></p>
<p><label for="<?php echo $this->get_field_id('post_format'); ?>"><?php _e('Post format:', 'theme1796'); ?><br />
<select id="<?php echo $this->get_field_id('post_format'); ?>" name="<?php echo $this->get_field_name('post_format'); ?>" style="width:150px;" >
<option value="post-format-standard" <?php echo ($post_format === 'post-format-standard' ? ' selected="selected"' : ''); ?>>Standard</option>
<option value="post-format-aside" <?php echo ($post_format === 'post-format-aside' ? ' selected="selected"' : ''); ?>>Aside</option>
<option value="post-format-quote" <?php echo ($post_format === 'post-format-quote' ? ' selected="selected"' : ''); ?> >Quote</option>
<option value="post-format-link" <?php echo ($post_format === 'post-format-link' ? ' selected="selected"' : ''); ?> >Link</option>
<option value="post-format-image" <?php echo ($post_format === 'post-format-image' ? ' selected="selected"' : ''); ?> >Image</option>
<option value="post-format-gallery" <?php echo ($post_format === 'post-format-gallery' ? ' selected="selected"' : ''); ?> >Gallery</option>
<option value="post-format-audio" <?php echo ($post_format === 'post-format-audio' ? ' selected="selected"' : ''); ?> >Audio</option>
<option value="post-format-video" <?php echo ($post_format === 'post-format-video' ? ' selected="selected"' : ''); ?> >Video</option>
</select>
</label></p>
<p><label for="<?php echo $this->get_field_id('count'); ?>"><?php _e('Posts per page:'); ?><input class="widefat" style="width:30px; display:block; text-align:center" id="<?php echo $this->get_field_id('count'); ?>" name="<?php echo $this->get_field_name('count'); ?>" type="text" value="<?php echo $count; ?>" /></label></p>
<p><label for="<?php echo $this->get_field_id('excerpt_count'); ?>"><?php _e('Excerpt length (words):'); ?><input class="widefat" style="width:30px; display:block; text-align:center" id="<?php echo $this->get_field_id('excerpt_count'); ?>" name="<?php echo $this->get_field_name('excerpt_count'); ?>" type="text" value="<?php echo $excerpt_count; ?>" /></label></p>
<p><label for="<?php echo $this->get_field_id('linktext'); ?>"><?php _e('Link Text:', 'theme1796'); ?> <input class="widefat" id="<?php echo $this->get_field_id('linktext'); ?>" name="<?php echo $this->get_field_name('linktext'); ?>" type="text" value="<?php echo $linktext; ?>" /></label></p>
<p><label for="<?php echo $this->get_field_id('linkurl'); ?>"><?php _e('Link Url:', 'theme1796'); ?> <input class="widefat" id="<?php echo $this->get_field_id('linkurl'); ?>" name="<?php echo $this->get_field_name('linkurl'); ?>" type="text" value="<?php echo $linkurl; ?>" /></label></p>
<?php
}
} // class Widget
?>
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