ワードプレス検索カスタマイズ編

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<form method="get" action="<?php bloginfo( 'url' ); ?>">
	 <p><label>タグ：</label>
          <?php $tags = get_tags(); if ($tags) : ?>
               <select name='tag' id='tag'>
               <option value="">▼タグ選択</option>
               <?php foreach ($tags as $tag): ?>
               	<?php if(esc_html($tag->slug) === $_GET['tag']) :?>
                    <option value="<?php echo esc_html($tag->slug);?>" selected="selected"><?php echo esc_html($tag->name); ?>(<?php echo $tag->count;?>)</option>
                    <?php else:?>
                    <option value="<?php echo esc_html($tag->slug);?>"><?php echo esc_html($tag->name); ?>(<?php echo $tag->count;?>)</option>
                    <?php endif;?>
               <?php endforeach; ?>
               </select>
 
          <?php endif; ?>
               </p>
          <p><label>カテゴリ：</label>
          <?php wp_dropdown_categories('show_count=1&orderby=name&&show_option_none=▼カテゴリ選択'); ?>
          </p>
          <input type="hidden" value="" name="s" />
 
     <p><input id="submit" type="submit" value=" 検 索 "></p>
</form>
<p>検索結果：<?php echo $wp_query->found_posts; ?>件</p>
<?php if (have_posts()) :?>
<?php while(have_posts()) : the_post(); ?>
<h3><?php the_title(); ?></h3>
<div class="entry">   
<?php the_content() ; ?>
</div>

<form method="get" action="<?php bloginfo( 'url' ); ?>"> <p><label>タグ：</label> <?php $tags = get_tags(); if ($tags) : ?> <select name='tag' id='tag'> <option value="">▼タグ選択</option> <?php foreach ($tags as $tag): ?> <?php if(esc_html($tag->slug) === $_GET['tag']) :?> <option value="<?php echo esc_html($tag->slug);?>" selected="selected"><?php echo esc_html($tag->name); ?>(<?php echo $tag->count;?>)</option> <?php else:?> <option value="<?php echo esc_html($tag->slug);?>"><?php echo esc_html($tag->name); ?>(<?php echo $tag->count;?>)</option> <?php endif;?> <?php endforeach; ?> </select> <?php endif; ?> </p> <p><label>カテゴリ：</label> <?php wp_dropdown_categories('show_count=1&orderby=name&&show_option_none=▼カテゴリ選択'); ?> </p> <input type="hidden" value="" name="s" /> <p><input id="submit" type="submit" value=" 検 索 "></p> </form> <p>検索結果：<?php echo $wp_query->found_posts; ?>件</p> <?php if (have_posts()) :?> <?php while(have_posts()) : the_post(); ?> <h3><?php the_title(); ?></h3> <div class="entry"> <?php the_content() ; ?> </div>

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//投稿記事のみを検索対象
function SearchFilter($query) {
	if ($query->is_search) {
		$query->set('post_type', 'post');
        // ページを含める場合
        //$query->set('post_type', array('post', 'page'));
        // 特定カテゴリーを除外
        //$query->set('post_type', 'post');
        //$query->set('category__not_in', array(1,2));
	}
	return $query;
}
add_filter('pre_get_posts','SearchFilter');
 
 
// 検索フォームがなくてもseach.phpへ表示
function custom_search($search, $wp_query  ) {
	//query['s']があったら検索ページ表示
	if (isset($wp_query->query['s'])) {
		 $wp_query->is_search = true;
	}
	return $search;
}
add_filter('posts_search','custom_search', 10, 2);

//投稿記事のみを検索対象 function SearchFilter($query) { if ($query->is_search) { $query->set('post_type', 'post'); // ページを含める場合 //$query->set('post_type', array('post', 'page')); // 特定カテゴリーを除外 //$query->set('post_type', 'post'); //$query->set('category__not_in', array(1,2)); } return $query; } add_filter('pre_get_posts','SearchFilter'); // 検索フォームがなくてもseach.phpへ表示 function custom_search($search, $wp_query ) { //query['s']があったら検索ページ表示 if (isset($wp_query->query['s'])) { $wp_query->is_search = true; } return $search; } add_filter('posts_search','custom_search', 10, 2);