从插件添加自定义页面模板

问题描述 投票:4回答:2

我正在构建我的第一个wordpress插件,我需要它为登录屏幕动态添加自定义页面等。

我唯一能找到的就是我需要的东西就在这里:WP - Use file in plugin directory as custom Page Template?Possible to add Custom Template Page in a WP plugin?,但它们仍然不是我想要的。

这是我目前在我的插件中运行的代码...

// Add callback to admin menu
add_action( 'template_redirect', 'uploadr_redirect' );

// Callback to add menu items
function uploadr_redirect() {

global $wp;
$plugindir = dirname( __FILE__ );

// A Specific Custom Post Type
if ( $wp->query_vars["post_type"] == 'uploadr' ) {

    $templatefilename = 'custom-uploadr.php';

    if ( file_exists( TEMPLATEPATH . '/' . $templatefilename )) {

        $return_template = TEMPLATEPATH . '/' . $templatefilename;

    } else {

        $return_template = $plugindir . '/themefiles/' . $templatefilename;

    }

    do_theme_redirect( $return_template );

}

}


function do_theme_redirect( $url ) {

    global $post, $wp_query;

    if ( have_posts ()) {

        include( $url );
        die();

    } else {

        $wp_query->is_404 = true;

    }

}

使用这个将需要我的客户端创建新页面......我需要的是使用插件文件夹中的模板文件来自动创建自定义页面(具有自定义路径,意思是.com / custompathhere)然后将包含插件执行的所有操作。

注意:此插件设计为在一个页面上运行,因此减少了加载时间等。

提前致谢!

wordpress templates plugins
2个回答
6
投票

这是我从Wordpress插件添加页面模板的代码解决方案(受Tom McFarlin启发)。

这是为插件设计的(在插件的根目录中搜索模板文件)。这些文件的格式也完全相同,就像它们直接包含在主题中一样。如果需要,可以更改 - 请查看我的完整教程http://www.wpexplorer.com/wordpress-page-templates-plugin/,了解有关此解决方案的更多详细信息。

要自定义,只需在__construct方法中编辑以下代码块;

   $this->templates = array(
       'goodtobebad-template.php'     => 'It\'s Good to Be Bad',
   );

完整代码;

class PageTemplater {

    /**
     * A Unique Identifier
     */
     protected $plugin_slug;

    /**
     * A reference to an instance of this class.
     */
    private static $instance;

    /**
     * The array of templates that this plugin tracks.
     */
    protected $templates;


    /**
     * Returns an instance of this class. 
     */
    public static function get_instance() {

            if( null == self::$instance ) {
                    self::$instance = new PageTemplater();
            } 

            return self::$instance;

    } 

    /**
     * Initializes the plugin by setting filters and administration functions.
     */
    private function __construct() {

            $this->templates = array();


            // Add a filter to the attributes metabox to inject template into the cache.
            add_filter(
                'page_attributes_dropdown_pages_args',
                 array( $this, 'register_project_templates' ) 
            );


            // Add a filter to the save post to inject out template into the page cache
            add_filter(
                'wp_insert_post_data', 
                array( $this, 'register_project_templates' ) 
            );


            // Add a filter to the template include to determine if the page has our 
            // template assigned and return it's path
            add_filter(
                'template_include', 
                array( $this, 'view_project_template') 
            );


            // Add your templates to this array.
            $this->templates = array(
                    'goodtobebad-template.php'     => 'It\'s Good to Be Bad',
            );

    } 


    /**
     * Adds our template to the pages cache in order to trick WordPress
     * into thinking the template file exists where it doens't really exist.
     *
     */

    public function register_project_templates( $atts ) {

            // Create the key used for the themes cache
            $cache_key = 'page_templates-' . md5( get_theme_root() . '/' . get_stylesheet() );

            // Retrieve the cache list. 
            // If it doesn't exist, or it's empty prepare an array
            $templates = wp_get_theme()->get_page_templates();
            if ( empty( $templates ) ) {
                    $templates = array();
            } 

            // New cache, therefore remove the old one
            wp_cache_delete( $cache_key , 'themes');

            // Now add our template to the list of templates by merging our templates
            // with the existing templates array from the cache.
            $templates = array_merge( $templates, $this->templates );

            // Add the modified cache to allow WordPress to pick it up for listing
            // available templates
            wp_cache_add( $cache_key, $templates, 'themes', 1800 );

            return $atts;

    } 

    /**
     * Checks if the template is assigned to the page
     */
    public function view_project_template( $template ) {

            global $post;

            if (!isset($this->templates[get_post_meta( 
                $post->ID, '_wp_page_template', true 
            )] ) ) {

                    return $template;

            } 

            $file = plugin_dir_path(__FILE__). get_post_meta( 
                $post->ID, '_wp_page_template', true 
            );

            // Just to be safe, we check if the file exist first
            if( file_exists( $file ) ) {
                    return $file;
            } 
            else { echo $file; }

            return $template;

    } 


} 

add_action( 'plugins_loaded', array( 'PageTemplater', 'get_instance' ) );

有关详细信息,请查看我的教程。

http://www.wpexplorer.com/wordpress-page-templates-plugin/

我希望这可以帮助你做你想做的事:)


1
投票

在修改代码之后,我实际上能够与我的开发人员朋友交谈。

这里是...

<?php

    register_activation_hook( __FILE__, 'create_uploadr_page' );

    function create_uploadr_page() {

        $post_id = -1;

        // Setup custom vars
        $author_id = 1;
        $slug = 'event-photo-uploader';
        $title = 'Event Photo Uploader';

        // Check if page exists, if not create it
        if ( null == get_page_by_title( $title )) {

            $uploader_page = array(
                    'comment_status'        => 'closed',
                    'ping_status'           => 'closed',
                    'post_author'           => $author_id,
                    'post_name'                     => $slug,
                    'post_title'            => $title,
                    'post_status'           => 'publish',
                    'post_type'                     => 'page'
            );

            $post_id = wp_insert_post( $uploader_page );


            if ( !$post_id ) {

                    wp_die( 'Error creating template page' );

            } else {

                    update_post_meta( $post_id, '_wp_page_template', 'custom-uploadr.php' );

            }
        } // end check if

    }

    add_action( 'template_include', 'uploadr_redirect' );
    function uploadr_redirect( $template ) {

        $plugindir = dirname( __FILE__ );

        if ( is_page_template( 'custom-uploadr.php' )) {

            $template = $plugindir . '/templates/custom-uploadr.php';
        }

        return $template;

    }

?>
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