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✏️ Editing: plethora-posttype.php Writable

<?php
/*
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|   __ \     |_|    ___|_     _|   |   |       |   __ \   _   |
|    __/       |    ___| |   | |       |   -   |      <       |
|___|  |_______|_______| |___| |___|___|_______|___|__|___|___|

File Description: Controller class for post types

if ( ! defined( 'ABSPATH' ) ) exit; // NO DIRECT ACCESS

if ( !class_exists('Plethora_Posttype') ) {
 
    /**
     * @package Plethora Controllers
     */
    class Plethora_Posttype {

public static $controller_title             = 'Post Types Manager';         // CONTROLLER TITLE
        public static $controller_description       = 'Activate/deactivate any Plethora custom post type available. Notice that on deactivation, all dependent features will be deactivated automatically.';
        public static $controller_dynamic_construct = false;                        // DYNAMIC CLASS CONSTRUCTION ( TRUE / FALSE )
        public static $controller_dynamic_method    = false;                        // INVOKE ANY METHOD AFTER DYNAMIC CONSTRUCTION? ( METHOD NAME OR FALSE )
        public static $dynamic_features_loading     = true;                         // LOAD FEATURES DYNAMICALLY ( ALWAYS TRUE, FALSE IF STATED SO IN CONTROLLER VARIABLES )

public $singular;
        public $plural;
        public $slug;
        public $options;
        public $taxonomies;
        public $filters; 
        public $columns;
        public $custom_populate_columns;
        public $sortable;
        public $menu_item_name;

public $post_type_name;
        public $box_id;
        public $box_title;
        public $box_context;
        public $box_priority;
        public $box_fields;

function __construct( $post_type_names, $options = array() ) {

if( is_array( $post_type_names ) ) {
                
                $names = array(

'menu_item_name',
                    'singular',
                    'plural',
                    'slug'

);

$this->post_type_name = $post_type_names['post_type_name'];

foreach( $names as $name ) {

if( isset( $post_type_names[$name] ) ) {

$this->$name = $post_type_names[$name];
                    
                    } else {

$method = 'get_'.$name;

$this->$name = $this->$method();
                    
                    }
                
                }

} else {

$this->post_type_name = $post_type_names;
                $this->slug           = $this->get_slug();
                $this->plural         = $this->get_plural();
                $this->singular       = $this->get_singular();

}

if ( ! post_type_exists( $this->post_type_name ) ) {

$this->options = $options;      
                add_action( 'init', array( &$this, 'register_post_type' ), 0);
                add_filter( 'manage_edit-' . $this->post_type_name . '_columns', array( &$this, 'add_admin_columns' ));
                add_action( 'manage_' . $this->post_type_name . '_posts_custom_column', array( &$this, 'populate_admin_columns' ), 10, 2);

}

// $this->save();

}

/**
         * Returns class variable value
         * 
         * @param $var (variable name)
         * @return string|bool
         * 
         */
        function get( $var ) {

if( $this->$var ) {

return $this->$var;

} else {

return false;

}
        }

/**
         * Sets class variable value
         * 
         * @param $var (variable name) | $value (value to set)
         * @return string
         * 
         */
        function set( $var, $value ) {

$reserved = array(
                'config',
                'post_type_name',
                'singular',
                'plural',
                'slug',
                'options',
                'taxonomies'
            );

if( ! in_array( $var, $reserved ) ) {

$this->$var = $value;
            
            }

}

/**
         * Merges default set options with custom options values. Returns the new options array
         * 
         * @param $defaults (default array) | $options (custom array)
         * @return array
         * 
         */
        function options_merge( $defaults, $options ) {
            
            $new_array = $defaults;

foreach( $options as $key => $value ) {

if( isset( $defaults[$key] ) ) {

if( is_array($defaults[$key]) ) {

$new_array[$key] = $this->options_merge($defaults[$key], $options[$key]);

} else {

$new_array[$key] = $options[$key];

}

} else {

$new_array[$key] = $value;

}

return $new_array;

}

/**
         * Returns any given word(s) as a proper WP slug. If empty, it returns the post type slug
         * 
         * @param $name (value to be returned as slug)
         * @return string
         * 
         */
        function get_slug($name = null) {

if(!isset($name)) {

$name = $this->post_type_name;

}
                   $name = strtolower($name);
                   $name = str_replace(" ", "-", $name);
                   $name = str_replace("_", "-", $name);
            return $name;

}

/**
         * Returns menu button title. If empty, it returns the post type slug in plural ( just adding a final S )
         * 
         * @param $name (value to be returned as slug)
         * @return string
         * 
         */
        function get_menu_item_name( $name = null ) {

if( ! isset( $name ) ) {  $name = $this->post_type_name;  }
            return $this->get_human_friendly($name) . 's';
            
        }

/**
         * Returns plural title. If empty, it returns the post type slug in plural ( just adding a final S )
         * 
         * @param $name (value to be returned as slug)
         * @return string
         * 
         */
        function get_plural($name = null) {

if( ! isset( $name ) ) {  $name = $this->post_type_name;  }
            return $this->get_human_friendly($name) . 's';
        }

/**
         * Returns singular title. If empty, it returns the post type slug after making it human readable (see get_human_friendly() method )
         * 
         * @param $name (value to be returned as slug)
         * @return string
         * 
         */
        function get_singular($name = null) {

if( ! isset( $name ) ) {  $name = $this->post_type_name;  }
            return $this->get_human_friendly($name);

}

/**
         * Returns slug like text in human friend form. If empty, it returns the post type slug after making it human readable ( removes dashes & hyphens)
         * 
         * @param $name (value to be returned as slug)
         * @return string
         * 
         */
        function get_human_friendly($name = null) {

if( ! isset( $name ) ) {  $name = $this->post_type_name;  }
            return ucwords(strtolower(str_replace("-", " ", str_replace("_", " ", $name))));

}

/**
         * Prepares the post type registration for WP
         * 
         */
        function register_post_type() {
            
            $plural         = $this->plural;
            $menu_item_name = $this->menu_item_name;
            $singular       = $this->singular;
            $slug           = $this->slug;
            $labels         = array(

'name'               => $plural,
                'singular_name'      => $singular,
                'menu_name'          => $menu_item_name,
                'all_items'          => $plural,
                'add_new'            => esc_html__( 'Add New', 'plethora-framework' ),
                'add_new_item'       => esc_html__( 'Add New', 'plethora-framework' ) .' '. $singular,
                'edit_item'          => esc_html__( 'Edit ', 'plethora-framework' ) .' '. $singular,
                'new_item'           => esc_html__( 'New', 'plethora-framework' ) .' '. $singular,
                'view_item'          => esc_html__( 'View', 'plethora-framework' ) .' '. $singular,
                'search_items'       => esc_html__( 'Search', 'plethora-framework' ) .' '. $plural,
                'not_found'          => esc_html__( 'No', 'plethora-framework' ) .' '. $plural .' ' . esc_html__( 'found', 'plethora-framework'),
                'not_found_in_trash' => esc_html__( 'No', 'plethora-framework' ) .' '. $plural .' ' . esc_html__( 'found in Trash', 'plethora-framework'),
                'parent_item_colon'  => esc_html__( 'Parent', 'plethora-framework' ) .' '. $singular .':'

);

$defaults = array(

'labels'              => $labels,
                'public'              => true,
                'hierarchical'        => false,
                'menu_position'       => 5,
                'supports'            => array( 'title' ),
                'rewrite'             => array( 'slug' => $slug ),
                'has_archive'         => false,
                'capability_type'     => 'post',
                'menu_icon'           => null, // THEME_ASSETS_ADMIN_DIR . '/images/posttype-portfolio.png',
                'can_export'          => true,
                'query_var'           => true,
                'rewrite'             => true, // array( 'slug' => PLETHORA_REWRITE_PRICEPLANS, 'with_front' => true ),
                'enter_title_here'    => esc_html__( 'ENTER TITLE', 'plethora-framework' )

// 'exclude_from_search' => false, // Default: value of the opposite of the public argument
                // 'show_ui' => true, // Default: value of public argument
                // 'publicly_queryable' => true, //Default: value of public argument

);

$options = $this->options_merge($defaults, $this->options);

$this->options = $options;

if(!post_type_exists($this->post_type_name)) {

register_post_type($this->post_type_name, $options);

add_filter( 'enter_title_here', array( &$this, 'enter_title_here' ), 1, 2 );

}

/**
         *  Set placeholder text for title input field
         */
        public function enter_title_here( $text, $post ) {

if ( $post->post_type == $this->slug ) {

return sprintf( esc_html__( '%s', 'plethora-framework' ), $this->options["enter_title_here"] );
            }

return $text;

}

/**
         * Prepares the taxonomy registration for WP
         * 
         */
        function register_taxonomy( $taxonomy_names, $options = array() ) {

$post_type = $this->post_type_name;
            
            $names = array(
                'singular',
                'plural',
                'slug'
            );

if(is_array($taxonomy_names)) {

$taxonomy_name = $taxonomy_names['taxonomy_name'];

foreach($names as $name) {

if(isset($taxonomy_names[$name])) {

$$name = $taxonomy_names[$name];
                    
                    } else {

$method = 'get_'.$name;

$$name = $this->$method($taxonomy_name);

}

} else  {
            
                $taxonomy_name = $taxonomy_names;
                $singular = $this->get_singular($taxonomy_name);
                $plural   = $this->get_plural($taxonomy_name);
                $slug     = $this->get_slug($taxonomy_name);
            
            }

$labels = array(

'name'                       => $plural,
                'singular_name'              => $singular,
                'menu_name'                  => $plural,
                'all_items'                  => esc_html__( 'All', 'plethora-framework') .' '. $plural ,
                'edit_item'                  => esc_html__( 'Edit', 'plethora-framework') .' ' . $singular, 
                'view_item'                  => esc_html__( 'View', 'plethora-framework') .' ' . $singular, 
                'update_item'                => esc_html__( 'Update', 'plethora-framework') .' ' . $singular, 
                'add_new_item'               => esc_html__( 'Add New', 'plethora-framework') .' ' . $singular, 
                'new_item_name'              => esc_html__( 'New', 'plethora-framework') .' ' . $singular .' '. esc_html__( 'Name', 'plethora-framework') , 
                'parent_item'                => esc_html__( 'Parent', 'plethora-framework') .' ' . $plural, 
                'parent_item_colon'          => esc_html__( 'Parent', 'plethora-framework') .' ' . $plural .':', 
                'search_items'               => esc_html__( 'Search', 'plethora-framework') .' ' . $plural,        
                'popular_items'              => esc_html__( 'Popular', 'plethora-framework') .' ' . $plural, 
                'separate_items_with_commas' => esc_html__( 'Seperate', 'plethora-framework') .' ' . $plural .' '. esc_html__('with commas', 'plethora-framework') , 
                'add_or_remove_items'        => esc_html__( 'Add or remove', 'plethora-framework') .' ' . $plural, 
                'choose_from_most_used'      => esc_html__( 'Choose from most used ', 'plethora-framework') .' ' . $plural, 
                'not_found'                  => esc_html__( 'No', 'plethora-framework') .' ' . $plural .' '. esc_html__('found', 'plethora-framework') ,

);

$defaults = array(
                'labels'       => $labels,
                'hierarchical' => true,
                'rewrite'      => array( 'slug' => $slug )
            );

$options = $this->options_merge($defaults, $options);

if(!taxonomy_exists($taxonomy_name)) {

register_taxonomy($taxonomy_name, $post_type, $options);

$this->taxonomies[] = $taxonomy_name;

}

add_filter('manage_edit-' . $post_type . '_columns', array( &$this, 'add_admin_columns') );
            add_action('manage_' . $post_type . '_posts_custom_column', array( &$this, 'populate_admin_columns'), 10, 2 );
            add_action('restrict_manage_posts', array( &$this, 'add_taxonomy_filters' ) );

}

function filters( $filters = array() ) {

$this->filters = $filters;

}

function add_taxonomy_filters() {

global $typenow;
            global $wp_query;

if($typenow == $this->post_type_name){

if(is_array($this->filters)) {

$filters = $this->filters;

} else {

$filters = $this->taxonomies;

}

foreach($filters as $tax_slug) {

$tax = get_taxonomy($tax_slug);

$args = array(
                        'orderby' => 'name',
                        'hide_empty' => false
                    );

$terms = get_terms($tax_slug, $args);

if($terms) {

printf(' &nbsp;<select name="%s" class="postform">', $tax_slug);

printf('<option value="0">%s</option>', 'Show all ' . $tax->label);

foreach ($terms as $term) {
                            
                            if(isset($_GET[$tax_slug]) && $_GET[$tax_slug] === $term->slug) {

printf('<option value="%s" selected="selected">%s (%s)</option>', $term->slug, $term->name, $term->count);

} else {

printf('<option value="%s">%s (%s)</option>', $term->slug, $term->name, $term->count);

}

print('</select>&nbsp;');

}

function set_post_icon() {

?><style type="text/css" media="screen">
                #menu-posts-<?php print($this->post_type_name); ?> .wp-menu-image {
                   <?php 
                   if ( method_exists($this, 'menu_icon' ) && isset($this->menu_icon['menu'] )) {

print($this->menu_icon['menu']); 
                   }

?>
                }

#menu-posts-<?php print($this->post_type_name); ?>:hover .wp-menu-image,
                #menu-posts-<?php print($this->post_type_name); ?>.wp-has-current-submenu .wp-menu-image {
                   <?php 
                   if ( method_exists($this, 'menu_icon')  && isset($this->menu_icon['hover'] )) {

print($this->menu_icon['hover']);

}
                   ?>
                }

#icon-edit.icon32-posts-<?php print($this->post_type_name); ?> {
                    <?php 
                   if ( method_exists($this, 'menu_icon' ) && isset($this->menu_icon['edit'] )) {

print($this->menu_icon['edit']);

}
                   ?>
                }
            </style><?php

}

function sort_columns($vars) {

foreach($this->sortable as $column => $values) {

$meta_key = $values[0];

if(isset($values[1]) && true === $values[1]) {

$orderby = 'meta_value_num';

} else {

$orderby = 'meta_value';

}

if (isset($vars['post_type']) && $this->post_type_name == $vars['post_type']) {

if (isset($vars['orderby']) && $meta_key == $vars['orderby']) {

$vars = array_merge($vars,
                            array(
                                'meta_key' => $meta_key,
                                'orderby' => $orderby
                            )
                        );
                    }

}

return $vars;
        }

function add_admin_columns($columns) {

if(!isset($this->columns)) {

$columns = array(
                    'cb' => '<input type="checkbox" />',
                    'title' => esc_html__('Title', 'plethora-framework')
                );

if(is_array($this->taxonomies)) {

foreach($this->taxonomies as $tax) {

$taxonomy_object = get_taxonomy($tax);
                        $columns[$tax]   = $taxonomy_object->labels->name;

}

if(post_type_supports($this->post_type_name, 'comments')) {

$columns['comments'] = '<img alt="Comments" src="'. site_url() .'/wp-admin/images/comment-grey-bubble.png">';

}

$columns['date'] = esc_html__('Date', 'plethora-framework');

} else {

$columns = $this->columns;

}

return $columns;

}

public $native_icons = array(
            'dashboard' => array(
                'menu' => 'background-position: -59px -33px !important;',
                'hover' => 'background-position: -59px -1px !important;',
                'edit' => 'background-position: -137px -5px !important;'
            ),
            'posts' => array(
                'menu' => 'background-position: -269px -33px !important;',
                'hover' => 'background-position: -269px -1px !important;',
                'edit' => 'background-position: -552px -5px !important;'
            ),
            'media' => array(
                'menu' => 'background-position: -119px -33px !important;',
                'hover' => 'background-position: -119px -1px !important;',
                'edit' => 'background-position: -251px -5px !important;'
            ),
            'links' => array(
                'menu' => 'background-position: -89px -33px !important;',
                'hover' => 'background-position: -89px -1px !important;',
                'edit' => 'background-position: -190px -5px !important;'
            ),
            'pages' => array(
                'menu' => 'background-position: -149px -33px !important;',
                'hover' => 'background-position: -149px -1px !important;',
                'edit' => 'background-position: -312px -5px !important;'
            ),
            'comments' => array(
                'menu' => 'background-position: -29px -33px !important;',
                'hover' => 'background-position: -29px -1px !important;',
                'edit' => 'background-position: -72px -5px !important;'
            ),
            'appearance' => array(
                'menu' => 'background-position: 1px -33px !important;',
                'hover' => 'background-position: 1px -1px !important;',
                'edit' => 'background-position: -11px -5px !important;'
            ),
            'plugins' => array(
                'menu' => 'background-position: -179px -33px !important;',
                'hover' => 'background-position: -179px -1px !important;',
                'edit' => 'background-position: -370px -5px !important;'
            ),
            'users' => array(
                'menu' => 'background-position: -300px -33px !important;',
                'hover' => 'background-position: -300px -1px !important;',
                'edit' => 'background-position: -600px -5px !important;'
            ),
            'tools' => array(
                'menu' => 'background-position: -209px -33px !important;',
                'hover' => 'background-position: -209px -1px !important;',
                'edit' => 'background-position: -432px -5px !important;'
            ),
            'settings' => array(
                'menu' => 'background-position: -239px -33px !important;',
                'hover' => 'background-position: -239px -1px !important;',
                'edit' => 'background-position: -492px -5px !important;'
            ),
            'cog' => array(
                'menu' => 'background-position: -330px -33px !important;',
                'hover' => 'background-position: -330px -1px !important;',
                'edit' => 'background-position: -708px -5px !important;'
            ),
            'keys' => array(
                'menu' => 'background-position: -361px -33px !important;',
                'hover' => 'background-position: -361px -1px !important;',
                'edit' => 'background-position: -661px -5px !important;'
            )
        );

function populate_admin_columns($column, $post_id) {

global $post;

switch($column) {

case (taxonomy_exists($column)) :

$terms = get_the_terms($post_id, $column);

if (!empty($terms)) {

$output = array();

foreach($terms as $term) {

$output[] = sprintf(

'<a href="%s">%s</a>',

esc_url(add_query_arg(array('post_type' => $post->post_type, $column => $term->slug), 'edit.php')),
                                esc_html(sanitize_term_field('name', $term->name, $term->term_id, $column, 'display'))

);

}

echo join(', ', $output);

} else {

$taxonomy_object = get_taxonomy($column);
                        echo esc_html__('No', 'plethora-framework') .' '. $taxonomy_object->labels->name;

}

break;

case 'post_id' :

echo $post->ID;
                
                break;

case (preg_match('/^meta_/', $column) ? true : false) :

$x    = substr($column, 5);
                    $meta = get_post_meta($post->ID, $x);

echo join(", ", $meta);

break;

case 'icon' :

$link = esc_url(add_query_arg(array('post' => $post->ID, 'action' => 'edit'), 'post.php'));

if(has_post_thumbnail()) {

echo '<a href="'. $link .'">';
                            the_post_thumbnail(array(60, 60));
                        echo '</a>';

} else {

echo '<a href="'.$link.'"><img src="'. site_url('/wp-includes/images/crystal/default.png') .'" alt="'. $post->post_title .'" /></a>';
                    
                    }

break;

default :

if(isset($this->custom_populate_columns) && is_array($this->custom_populate_columns)) {

if(isset($this->custom_populate_columns[$column]) && is_callable($this->custom_populate_columns[$column])) {

$this->custom_populate_columns[$column]($column, $post);

}

break;

}

function make_columns_sortable($columns) {

foreach($this->sortable as $column => $values) {

$sortable_columns[$column] = $values[0];

}

$columns = array_merge($sortable_columns, $columns);

return $columns;

}

function columns($columns) {

if(isset($columns)) {

$this->columns = $columns;
            
            }

}

function populate_column($column_name, $function) {

$this->custom_populate_columns[$column_name] = $function;

}

function sortable($columns = array()) {
            
            $this->sortable = $columns;
            add_filter('manage_edit-' . $this->post_type_name . '_sortable_columns', array(&$this, 'make_columns_sortable'));
            add_action('load-edit.php', array(&$this, 'load_edit'));

}

function load_edit() {

add_filter( 'request', array(&$this, 'sort_columns') );

}

/** 
        * Returns sections index for single post theme option tabs and metaboxes
        */
        public static function single_options_sections_index_for( $post_type ) {

$single_sections_index['mediapanel'] = array(
                'title' => esc_html__('Media Panel', 'plethora-framework'),
                'desc'  => sprintf( esc_html__('The Media Panel section is displayed right after the logo/navigation bar and before the main content. You may use this to display your page titles along with an %1$scolor%2$s, %1$simage%2$s or %1$smap%2$s background. You may also add a %1$sPlethora Owlslider%2$s or even a %1$sRevolution Slider%2$s ( requires the plugin to be activated ).', 'plethora-framework'), '<strong>', '</strong>'),
                'icon'  => 'fa fa-desktop',
                'class' => 'ple_metabox_global_tab'
            );
            $single_sections_index['content-elements'] = array(
                'title' => esc_html__('Main Content Elements', 'plethora-framework'),
                'icon'  => 'fa fa-file-text-o',
                'class' => 'ple_metabox_global_tab'
            );
            $single_sections_index['media'] = array(
                'title' => esc_html__('Media', 'plethora-framework'),
                'icon'  => 'fa fa-picture-o',
                'class' => 'ple_metabox_global_tab'
            );
            $single_sections_index['media-gallery'] = array(
                'title' => esc_html__('Media > Image Gallery ', 'plethora-framework'),
                'subtitle'  => sprintf( esc_html__('Customize the display of this post on listing view', 'plethora-framework'), '<strong>', '</strong>'),
                'icon'  => 'fa fa-play',
                'class' => 'ple_metabox_global_tab'
            );
            $single_sections_index['auxiliary-navigation'] = array(
                'title' => esc_html__('Auxiliary Navigation', 'plethora-framework'),
                'desc'  => sprintf( esc_html__('Manage all auxiliary navigation elements ( for the main navigation, please check the %1$sHeader%2$s tab )', 'plethora-framework'), '<strong>', '</strong>'),
                'icon'  => 'fa fa-compass',
                'class' => 'ple_metabox_global_tab'
            );
            $single_sections_index['listing-view'] = array(
                'title' => esc_html__('Listing View', 'plethora-framework'),
                'desc'  => sprintf( esc_html__('Customize the display of this post on listing view', 'plethora-framework'), '<strong>', '</strong>'),
                'icon'  => 'fa fa-th-list ',
                'class' => 'ple_metabox_global_tab'
            );
            $single_sections_index['layout-styling'] = array(
                'title' => esc_html__('Layout & Styling', 'plethora-framework'),
                'icon'  => 'fa fa-columns',
                'class' => 'ple_metabox_global_tab'
            );
            $single_sections_index['header'] = array(
                'title' => esc_html__('Header', 'plethora-framework'),
                'icon'  => 'fa fa-arrow-circle-up',
                'class' => 'ple_metabox_global_tab'
            );
            $single_sections_index['footer'] = array(
                'title' => esc_html__('Footer', 'plethora-framework'),
                'icon'  => 'fa fa-arrow-circle-down',
                'class' => 'ple_metabox_global_tab'
            );

$single_sections_index = apply_filters( 'plethora_single_'.$post_type.'_options_sections_index', $single_sections_index );

// We need this always last!
            $single_sections_index['advanced'] = array(
                'title'      => esc_html__('Advanced', 'plethora-framework'),
                'icon'       => 'el el-icon-lines',
                'class'      => 'ple_metabox_global_tab'
            );

return $single_sections_index;
        }

/** 
        * Returns single theme options fields according to single options index/configuration methods. 
        */
        public static function get_single_themeoptions_section_fields( $post_type_class_obj, $section, $non_plethora_cpt_object = false ) {

// setup theme options according to configuration
            $opts        = is_object( $non_plethora_cpt_object ) ? $post_type_class_obj->single_options( $non_plethora_cpt_object ) : $post_type_class_obj->single_options();
            $opts_config = is_object( $non_plethora_cpt_object ) ? $post_type_class_obj->single_options_config( $section, $non_plethora_cpt_object ) : $post_type_class_obj->single_options_config( $section );
            $fields      = array();
            foreach ( $opts_config as $opt_config ) {

$id          = $opt_config['id'];
                $status      = $opt_config['theme_options'];
                $default_val = $opt_config['theme_options_default'];
                if ( $status && array_key_exists( $id, $opts ) ) {

if ( !is_null( $default_val ) ) { // will add only if not NULL }
                        $opts[$id]['default'] = $default_val;
                    }

// Remove subtitle if this is a native post and not a non plethora cpt
                    if ( $post_type_class_obj->post_type === 'post' and !is_object( $non_plethora_cpt_object ) ) {

$opts[$id]['subtitle'] = '';
                    }

$fields[] = $opts[$id];
                }
            }
            if ( is_object( $non_plethora_cpt_object ) ) { // support for non plethora CPTs

return apply_filters( 'plethora_themeoptions_single_'. $non_plethora_cpt_object->name .'_'. $section .'_fields', $fields, $non_plethora_cpt_object->name );

} else {

return apply_filters( 'plethora_themeoptions_single_'. $post_type_class_obj->post_type .'_'. $section .'_fields', $fields, $post_type_class_obj->post_type );
            }
        }

/** 
        * Returns single metabox fields according to single options index/configuration methods. 
        */
        public static function get_single_metabox_section_fields( $post_type_class_obj, $section, $non_plethora_cpt_object = false ) {

$id          = $opt_config['id'];
                $status      = $opt_config['metabox'];
                $default_val = $opt_config['metabox_default'];
                if ( $status && array_key_exists( $id, $opts ) ) {

if ( !is_null( $default_val ) ) { // will add only if not NULL }
                        $opts[$id]['default'] = $default_val;
                    }

// Remove subtitle if this is a native post and not a non plethora cpt
                    if ( $post_type_class_obj->post_type === 'post' and !is_object( $non_plethora_cpt_object ) ) {

$opts[$id]['subtitle'] = '';
                    }

$fields[] = $opts[$id];
                }
            }
            if ( is_object( $non_plethora_cpt_object ) ) { // support for non plethora CPTs

return apply_filters( 'plethora_metabox_single_'. $non_plethora_cpt_object->name .'_'. $section .'_fields', $fields, $non_plethora_cpt_object->name );

} else {

return apply_filters( 'plethora_metabox_single_'. $post_type_class_obj->post_type .'_'. $section .'_fields', $fields, $post_type_class_obj->post_type );
            }
        }

/** 
        * Returns sections index for post archive theme option tabs and metaboxes
        */
        public static function archive_options_sections_index_for( $post_type ) {

$archive_sections_index['mediapanel'] = array(
                'title'    => esc_html__('Media Panel', 'plethora-framework'),
                'subtitle' => sprintf( esc_html__('Manage your post layout, choose a sidebar if necessary or change the color set', 'plethora-framework'), '<strong>', '</strong>'),
                'icon'     => 'fa fa-desktop',
                'class'    => 'ple_metabox_global_tab'
            );
            $archive_sections_index['content-elements'] = array(
                'title' => esc_html__('Main Content Elements', 'plethora-framework'),
                'icon'  => 'fa fa-file-text-o',
                'class' => 'ple_metabox_global_tab'
            );
            $archive_sections_index['auxiliary-navigation'] = array(
                'title' => esc_html__('Auxiliary Navigation', 'plethora-framework'),
                'desc'  => sprintf( esc_html__('Manage all auxiliary navigation elements ( for the main navigation, please check the %1$sHeader%2$s tab )', 'plethora-framework'), '<strong>', '</strong>'),
                'icon'  => 'fa fa-compass',
                'class' => 'ple_metabox_global_tab'
            );
            $post_label = $post_type === 'post' ? esc_html__( 'post', 'plethora-framework') : $post_type . ' '. esc_html__( 'post', 'plethora-framework');
            $archive_sections_index['listing-view'] = array(
                'title'    => esc_html__('Listing View', 'plethora-framework'),
                'subtitle' => sprintf( esc_html__('Customize the display of the %s listings ', 'plethora-framework'), $post_label ),
                'icon'     => 'fa fa-th-list ',
                'class'    => 'ple_metabox_global_tab'
            );
            $archive_sections_index['layout-styling'] = array(
                'title' => esc_html__('Layout & Styling', 'plethora-framework'),
                'icon'  => 'fa fa-columns',
                'class' => 'ple_metabox_global_tab'
            );
            $archive_sections_index['header'] = array(
                'title' => esc_html__('Header', 'plethora-framework'),
                'icon'  => 'fa fa-arrow-circle-up',
                'class' => 'ple_metabox_global_tab'
            );
            $archive_sections_index['footer'] = array(
                'title' => esc_html__('Footer', 'plethora-framework'),
                'icon'  => 'fa fa-arrow-circle-down',
                'class' => 'ple_metabox_global_tab'
            );

$archive_sections_index = apply_filters( 'plethora_archive_'.$post_type.'_options_sections_index', $archive_sections_index );

// We need this always last!
            $archive_sections_index['advanced'] = array(
                'title'      => esc_html__('Advanced', 'plethora-framework'),
                'icon'       => 'el el-icon-lines',
                'class'      => 'ple_metabox_global_tab'
            );

return $archive_sections_index;
        }

/** 
        * Returns archive theme options fields according to archive options index/configuration methods. 
        */
        public static function get_archive_themeoptions_section_fields( $post_type_class_obj, $section, $non_plethora_cpt_object = false ) {

// setup theme options according to configuration
            $opts        = is_object( $non_plethora_cpt_object ) ? $post_type_class_obj->archive_options( $non_plethora_cpt_object ) : $post_type_class_obj->archive_options();
            $opts_config = is_object( $non_plethora_cpt_object ) ? $post_type_class_obj->archive_options_config( $section, $non_plethora_cpt_object ) : $post_type_class_obj->archive_options_config( $section );
            $fields      = array();
            foreach ( $opts_config as $opt_config ) {

if ( !is_null( $default_val ) ) { // will add only if not NULL }
                        $opts[$id]['default'] = $default_val;
                    }
                    $fields[] = $opts[$id];
                }
            }
            if ( is_object( $non_plethora_cpt_object ) ) { // support for non plethora CPTs

return apply_filters( 'plethora_themeoptions_archive_'. $non_plethora_cpt_object->name .'_'. $section .'_fields', $fields, $non_plethora_cpt_object->name );

} else {

return apply_filters( 'plethora_themeoptions_archive_'. $post_type_class_obj->post_type .'_'. $section .'_fields', $fields, $post_type_class_obj->post_type );
            }
        }

/** 
        * Returns archive metabox options fields according to archive options index/configuration methods. 
        */
        public static function get_archive_metabox_section_fields( $post_type_class_obj, $section ) {

// setup theme options according to configuration
            $opts        = $post_type_class_obj->archive_options();
            $opts_config = $post_type_class_obj->archive_options_config( $section );
            $fields      = array();
            foreach ( $opts_config as $opt_config ) {

if ( !is_null( $default_val ) ) { // will add only if not NULL }
                        $opts[$id]['default'] = $default_val;
                    }
                    $fields[] = $opts[$id];
                }
            }

return apply_filters( 'plethora_metabox_archive_'. $post_type_class_obj->post_type .'_'. $section .'_fields', $fields, $post_type_class_obj->post_type );
        }
    }
}

✏️ Editing: plethora-posttype.php Writable

File Description: Controller class for post types

if ( ! defined( 'ABSPATH' ) ) exit; // NO DIRECT ACCESS

if ( !class_exists('Plethora_Posttype') ) {
 
    /**
     * @package Plethora Controllers
     */
    class Plethora_Posttype {

public $post_type_name;
        public $box_id;
        public $box_title;
        public $box_context;
        public $box_priority;
        public $box_fields;

function __construct( $post_type_names, $options = array() ) {

if( is_array( $post_type_names ) ) {
                
                $names = array(

'menu_item_name',
                    'singular',
                    'plural',
                    'slug'

);

$this->post_type_name = $post_type_names['post_type_name'];

foreach( $names as $name ) {

if( isset( $post_type_names[$name] ) ) {

$this->$name = $post_type_names[$name];
                    
                    } else {

$method = 'get_'.$name;

$this->$name = $this->$method();
                    
                    }
                
                }

} else {

}

if ( ! post_type_exists( $this->post_type_name ) ) {

}

// $this->save();

}

/**
         * Returns class variable value
         * 
         * @param $var (variable name)
         * @return string|bool
         * 
         */
        function get( $var ) {

if( $this->$var ) {

return $this->$var;

} else {

return false;

}
        }

if( ! in_array( $var, $reserved ) ) {

$this->$var = $value;
            
            }

}

foreach( $options as $key => $value ) {

if( isset( $defaults[$key] ) ) {

if( is_array($defaults[$key]) ) {

$new_array[$key] = $this->options_merge($defaults[$key], $options[$key]);

} else {

$new_array[$key] = $options[$key];

}

} else {

$new_array[$key] = $value;

}

return $new_array;

}

if(!isset($name)) {

$name = $this->post_type_name;

}
                   $name = strtolower($name);
                   $name = str_replace(" ", "-", $name);
                   $name = str_replace("_", "-", $name);
            return $name;

}

if( ! isset( $name ) ) {  $name = $this->post_type_name;  }
            return $this->get_human_friendly($name) . 's';
            
        }

if( ! isset( $name ) ) {  $name = $this->post_type_name;  }
            return $this->get_human_friendly($name) . 's';
        }

if( ! isset( $name ) ) {  $name = $this->post_type_name;  }
            return $this->get_human_friendly($name);

}

if( ! isset( $name ) ) {  $name = $this->post_type_name;  }
            return ucwords(strtolower(str_replace("-", " ", str_replace("_", " ", $name))));

}

);

$defaults = array(

);

$options = $this->options_merge($defaults, $this->options);

$this->options = $options;

if(!post_type_exists($this->post_type_name)) {

register_post_type($this->post_type_name, $options);

add_filter( 'enter_title_here', array( &$this, 'enter_title_here' ), 1, 2 );

}

/**
         *  Set placeholder text for title input field
         */
        public function enter_title_here( $text, $post ) {

if ( $post->post_type == $this->slug ) {

return sprintf( esc_html__( '%s', 'plethora-framework' ), $this->options["enter_title_here"] );
            }

return $text;

}

/**
         * Prepares the taxonomy registration for WP
         * 
         */
        function register_taxonomy( $taxonomy_names, $options = array() ) {

$post_type = $this->post_type_name;
            
            $names = array(
                'singular',
                'plural',
                'slug'
            );

if(is_array($taxonomy_names)) {

$taxonomy_name = $taxonomy_names['taxonomy_name'];

foreach($names as $name) {

if(isset($taxonomy_names[$name])) {

$$name = $taxonomy_names[$name];
                    
                    } else {

$method = 'get_'.$name;

$$name = $this->$method($taxonomy_name);

}

$labels = array(

);

$defaults = array(
                'labels'       => $labels,
                'hierarchical' => true,
                'rewrite'      => array( 'slug' => $slug )
            );

$options = $this->options_merge($defaults, $options);

if(!taxonomy_exists($taxonomy_name)) {

register_taxonomy($taxonomy_name, $post_type, $options);

$this->taxonomies[] = $taxonomy_name;

}

function filters( $filters = array() ) {

$this->filters = $filters;

}

function add_taxonomy_filters() {

global $typenow;
            global $wp_query;

if($typenow == $this->post_type_name){

if(is_array($this->filters)) {

$filters = $this->filters;

} else {

$filters = $this->taxonomies;

}

foreach($filters as $tax_slug) {

$tax = get_taxonomy($tax_slug);

$args = array(
                        'orderby' => 'name',
                        'hide_empty' => false
                    );

$terms = get_terms($tax_slug, $args);

if($terms) {

printf(' &nbsp;<select name="%s" class="postform">', $tax_slug);

printf('<option value="0">%s</option>', 'Show all ' . $tax->label);

foreach ($terms as $term) {
                            
                            if(isset($_GET[$tax_slug]) && $_GET[$tax_slug] === $term->slug) {

printf('<option value="%s" selected="selected">%s (%s)</option>', $term->slug, $term->name, $term->count);

} else {

printf('<option value="%s">%s (%s)</option>', $term->slug, $term->name, $term->count);

}

print('</select>&nbsp;');

}

function set_post_icon() {

print($this->menu_icon['menu']); 
                   }

?>
                }

print($this->menu_icon['hover']);

}
                   ?>
                }

#icon-edit.icon32-posts-<?php print($this->post_type_name); ?> {
                    <?php 
                   if ( method_exists($this, 'menu_icon' ) && isset($this->menu_icon['edit'] )) {

print($this->menu_icon['edit']);

}
                   ?>
                }
            </style><?php

}

function sort_columns($vars) {

foreach($this->sortable as $column => $values) {

$meta_key = $values[0];

if(isset($values[1]) && true === $values[1]) {

$orderby = 'meta_value_num';

} else {

$orderby = 'meta_value';

}

if (isset($vars['post_type']) && $this->post_type_name == $vars['post_type']) {

if (isset($vars['orderby']) && $meta_key == $vars['orderby']) {

}

return $vars;
        }

function add_admin_columns($columns) {

if(!isset($this->columns)) {

$columns = array(
                    'cb' => '<input type="checkbox" />',
                    'title' => esc_html__('Title', 'plethora-framework')
                );

if(is_array($this->taxonomies)) {

foreach($this->taxonomies as $tax) {

$taxonomy_object = get_taxonomy($tax);
                        $columns[$tax]   = $taxonomy_object->labels->name;

}

if(post_type_supports($this->post_type_name, 'comments')) {

$columns['comments'] = '<img alt="Comments" src="'. site_url() .'/wp-admin/images/comment-grey-bubble.png">';

}

$columns['date'] = esc_html__('Date', 'plethora-framework');

} else {

$columns = $this->columns;

}

return $columns;

}

function populate_admin_columns($column, $post_id) {

global $post;

switch($column) {

case (taxonomy_exists($column)) :

$terms = get_the_terms($post_id, $column);

if (!empty($terms)) {

$output = array();

foreach($terms as $term) {

$output[] = sprintf(

'<a href="%s">%s</a>',

);

}

echo join(', ', $output);

} else {

$taxonomy_object = get_taxonomy($column);
                        echo esc_html__('No', 'plethora-framework') .' '. $taxonomy_object->labels->name;

}

break;

case 'post_id' :

echo $post->ID;
                
                break;

case (preg_match('/^meta_/', $column) ? true : false) :

$x    = substr($column, 5);
                    $meta = get_post_meta($post->ID, $x);

echo join(", ", $meta);

break;

case 'icon' :

$link = esc_url(add_query_arg(array('post' => $post->ID, 'action' => 'edit'), 'post.php'));

if(has_post_thumbnail()) {

echo '<a href="'. $link .'">';
                            the_post_thumbnail(array(60, 60));
                        echo '</a>';

} else {

echo '<a href="'.$link.'"><img src="'. site_url('/wp-includes/images/crystal/default.png') .'" alt="'. $post->post_title .'" /></a>';
                    
                    }

break;

default :

if(isset($this->custom_populate_columns) && is_array($this->custom_populate_columns)) {

if(isset($this->custom_populate_columns[$column]) && is_callable($this->custom_populate_columns[$column])) {

$this->custom_populate_columns[$column]($column, $post);

}

break;

}

function make_columns_sortable($columns) {

foreach($this->sortable as $column => $values) {

$sortable_columns[$column] = $values[0];

}

$columns = array_merge($sortable_columns, $columns);

return $columns;

}

function columns($columns) {

if(isset($columns)) {

$this->columns = $columns;
            
            }

}

function populate_column($column_name, $function) {

$this->custom_populate_columns[$column_name] = $function;

}

function load_edit() {

add_filter( 'request', array(&$this, 'sort_columns') );

}

/** 
        * Returns sections index for single post theme option tabs and metaboxes
        */
        public static function single_options_sections_index_for( $post_type ) {

$single_sections_index = apply_filters( 'plethora_single_'.$post_type.'_options_sections_index', $single_sections_index );

return $single_sections_index;
        }

if ( !is_null( $default_val ) ) { // will add only if not NULL }
                        $opts[$id]['default'] = $default_val;
                    }

// Remove subtitle if this is a native post and not a non plethora cpt
                    if ( $post_type_class_obj->post_type === 'post' and !is_object( $non_plethora_cpt_object ) ) {

$opts[$id]['subtitle'] = '';
                    }

$fields[] = $opts[$id];
                }
            }
            if ( is_object( $non_plethora_cpt_object ) ) { // support for non plethora CPTs

return apply_filters( 'plethora_themeoptions_single_'. $non_plethora_cpt_object->name .'_'. $section .'_fields', $fields, $non_plethora_cpt_object->name );

} else {

return apply_filters( 'plethora_themeoptions_single_'. $post_type_class_obj->post_type .'_'. $section .'_fields', $fields, $post_type_class_obj->post_type );
            }
        }

if ( !is_null( $default_val ) ) { // will add only if not NULL }
                        $opts[$id]['default'] = $default_val;
                    }

// Remove subtitle if this is a native post and not a non plethora cpt
                    if ( $post_type_class_obj->post_type === 'post' and !is_object( $non_plethora_cpt_object ) ) {

$opts[$id]['subtitle'] = '';
                    }

$fields[] = $opts[$id];
                }
            }
            if ( is_object( $non_plethora_cpt_object ) ) { // support for non plethora CPTs

return apply_filters( 'plethora_metabox_single_'. $non_plethora_cpt_object->name .'_'. $section .'_fields', $fields, $non_plethora_cpt_object->name );

} else {

return apply_filters( 'plethora_metabox_single_'. $post_type_class_obj->post_type .'_'. $section .'_fields', $fields, $post_type_class_obj->post_type );
            }
        }

/** 
        * Returns sections index for post archive theme option tabs and metaboxes
        */
        public static function archive_options_sections_index_for( $post_type ) {

$archive_sections_index = apply_filters( 'plethora_archive_'.$post_type.'_options_sections_index', $archive_sections_index );

return $archive_sections_index;
        }

return apply_filters( 'plethora_themeoptions_archive_'. $non_plethora_cpt_object->name .'_'. $section .'_fields', $fields, $non_plethora_cpt_object->name );

} else {

return apply_filters( 'plethora_themeoptions_archive_'. $post_type_class_obj->post_type .'_'. $section .'_fields', $fields, $post_type_class_obj->post_type );
            }
        }

return apply_filters( 'plethora_metabox_archive_'. $post_type_class_obj->post_type .'_'. $section .'_fields', $fields, $post_type_class_obj->post_type );
        }
    }
}

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