Functions.php

/*特色图片*/
add_theme_support('post-thumbnails', array(
'post',
'page',
'custom-post-type-name',
));

//删除链接category目录

add_action( 'load-themes.php',  'no_category_base_refresh_rules');

add_action('created_category', 'no_category_base_refresh_rules');

add_action('edited_category', 'no_category_base_refresh_rules');

add_action('delete_category', 'no_category_base_refresh_rules');

function no_category_base_refresh_rules() {

    global $wp_rewrite;

    $wp_rewrite -> flush_rules();

}

// register_deactivation_hook(__FILE__, 'no_category_base_deactivate');

// function no_category_base_deactivate() {

//  remove_filter('category_rewrite_rules', 'no_category_base_rewrite_rules');

//  // We don't want to insert our custom rules again

//  no_category_base_refresh_rules();

// }

// Remove category base

add_action('init', 'no_category_base_permastruct');

function no_category_base_permastruct() {

    global $wp_rewrite, $wp_version;

    if (version_compare($wp_version, '3.4', '<')) {

        // For pre-3.4 support

        $wp_rewrite -> extra_permastructs['category'][0] = '%category%';

    } else {

        $wp_rewrite -> extra_permastructs['category']['struct'] = '%category%';

    }

}

// Add our custom category rewrite rules

add_filter('category_rewrite_rules', 'no_category_base_rewrite_rules');

function no_category_base_rewrite_rules($category_rewrite) {

    //var_dump($category_rewrite); // For Debugging

    $category_rewrite = array();

    $categories = get_categories(array('hide_empty' => false));

    foreach ($categories as $category) {

        $category_nicename = $category -> slug;

        if ($category -> parent == $category -> cat_ID)// recursive recursion

            $category -> parent = 0;

        elseif ($category -> parent != 0)

            $category_nicename = get_category_parents($category -> parent, false, '/', true) . $category_nicename;

        $category_rewrite['(' . $category_nicename . ')/(?:feed/)?(feed|rdf|rss|rss2|atom)/?$'] = 'index.php?category_name=$matches[1]&feed=$matches[2]';

        $category_rewrite['(' . $category_nicename . ')/page/?([0-9]{1,})/?$'] = 'index.php?category_name=$matches[1]&paged=$matches[2]';

        $category_rewrite['(' . $category_nicename . ')/?$'] = 'index.php?category_name=$matches[1]';

    }

    // Redirect support from Old Category Base

    global $wp_rewrite;

    $old_category_base = get_option('category_base') ? get_option('category_base') : 'category';

    $old_category_base = trim($old_category_base, '/');

    $category_rewrite[$old_category_base . '/(.*)$'] = 'index.php?category_redirect=$matches[1]';

    //var_dump($category_rewrite); // For Debugging

    return $category_rewrite;

}

// Add 'category_redirect' query variable

add_filter('query_vars', 'no_category_base_query_vars');

function no_category_base_query_vars($public_query_vars) {

    $public_query_vars[] = 'category_redirect';

    return $public_query_vars;

}

// Redirect if 'category_redirect' is set

add_filter('request', 'no_category_base_request');

function no_category_base_request($query_vars) {

    //print_r($query_vars); // For Debugging

    if (isset($query_vars['category_redirect'])) {

        $catlink = trailingslashit(get_option('home')) . user_trailingslashit($query_vars['category_redirect'], 'category');

        status_header(301);

        header("Location: $catlink");

        exit();

    }

    return $query_vars;

}



//在后台显示自定义字段

//短代码

//调用新闻

 

function recent_news_function($atts) {

   

   extract(shortcode_atts(array(

      'posts' => 1,

  'keys' => '',

   ), $atts));

 

   $args = array(

    'cat' => 1,

 

'posts_per_page' => $posts,

's' => $keys,

);

 

 

$query = new WP_Query( $args );

 

 

if ( $query->have_posts() ) {

  $return_string .= '<div class="pics-list-box whitebg wz-list"> <ul>';

    // 通过查询的结果，开始主循环

    while ( $query->have_posts() ) {

 

        $query->the_post();

 

$return_string .= '<li>';

        $return_string .= '<a href="'.get_permalink().'">';

$return_string .= '<span>';

$return_string .= get_the_post_thumbnail($post->ID, 'thumbnail'); 

$return_string .='</span><div>';

$return_string .= get_the_title().'</div></a>';

$return_string .=  '</li>';

 

    }

  $return_string .= ' </ul></div>'; 

}

 

// 重置请求数据

wp_reset_postdata();

return  $return_string;

}

 

 add_shortcode('gdb-news', 'recent_news_function');


調用：[gdb-news posts="5" keys="矯正"]