hacks for wordpress dashboard

joyride.php

<?php
/*-----------------------------------------------------------------------------------*/
/* UPDATE EMAIL ADDRESS FOR WORDPRESS
/* ----------------------------------------------------------------------------------*/
	// AUTO-DETECT THE SERVER
	function rdm_filter_wp_mail_from($email){
		// START OF CODE LIFTED FROM WORDPRESS CORE
		$sitename = strtolower( $_SERVER['SERVER_NAME'] );
		if ( substr( $sitename, 0, 4 ) == 'www.' ) {
			$sitename = substr( $sitename, 4 );
		}
		// END OF CODE LIFTED FROM WORDPRESS CORE
		$myfront = "web-master@";
		$myback = $sitename;
		$myfrom = $myfront . $myback;
		return $myfrom;
	}
	add_filter("wp_mail_from", "rdm_filter_wp_mail_from");
           
    // FROM EMAIL NAME
    function rdm_filter_wp_mail_from_name($from_name){
        return "Web Master";
    }
    add_filter("wp_mail_from_name", "rdm_filter_wp_mail_from_name");
    
    
//add duplicate button to posts, pages and custom post types
function rdm_duplicate_post_as_draft(){
	global $wpdb;
	if (! ( isset( $_GET['post']) || isset( $_POST['post'])  || ( isset($_REQUEST['action']) && 'rdm_duplicate_post_as_draft' == $_REQUEST['action'] ) ) ) {
		wp_die('No post to duplicate has been supplied!');
	}

	// get the original post id
	$post_id = (isset($_GET['post']) ? $_GET['post'] : $_POST['post']);

	// and all the original post data then
	$post = get_post( $post_id );

	/*
	 * if you don't want current user to be the new post author,
	 * then change next couple of lines to this: $new_post_author = $post->post_author;
	 */
	$current_user = wp_get_current_user();
	$new_post_author = $current_user->ID;

	// if post data exists, create the post duplicate
	if (isset( $post ) && $post != null) {

 		// new post data array
		$args = array(
			'comment_status' => $post->comment_status,
			'ping_status'    => $post->ping_status,
			'post_author'    => $new_post_author,
			'post_content'   => $post->post_content,
			'post_excerpt'   => $post->post_excerpt,
			'post_name'      => $post->post_name,
			'post_parent'    => $post->post_parent,
			'post_password'  => $post->post_password,
			'post_status'    => 'draft',
			'post_title'     => $post->post_title,
			'post_type'      => $post->post_type,
			'to_ping'        => $post->to_ping,
			'menu_order'     => $post->menu_order
		);

		// insert the post by wp_insert_post() function
		
		$new_post_id = wp_insert_post( $args );

		// get all current post terms ad set them to the new post draft
		$taxonomies = get_object_taxonomies($post->post_type); // returns array of taxonomy names for post type, ex array("category", "post_tag");
		foreach ($taxonomies as $taxonomy) {
			$post_terms = wp_get_object_terms($post_id, $taxonomy);
			for ($i=0; $i<count($post_terms); $i++) {
				wp_set_object_terms($new_post_id, $post_terms[$i]->slug, $taxonomy, true);
			}
		}

		// duplicate all post meta
		$post_meta_infos = $wpdb->get_results("SELECT meta_key, meta_value FROM $wpdb->postmeta WHERE post_id=$post_id");
		if (count($post_meta_infos)!=0) {
			$sql_query = "INSERT INTO $wpdb->postmeta (post_id, meta_key, meta_value) ";
			foreach ($post_meta_infos as $meta_info) {
				$meta_key = $meta_info->meta_key;
				$meta_value = addslashes($meta_info->meta_value);
				$sql_query_sel[]= "SELECT $new_post_id, '$meta_key', '$meta_value'";
			}
			$sql_query.= implode(" UNION ALL ", $sql_query_sel);
			$wpdb->query($sql_query);
		}


		// finally, redirect to the edit post screen for the new draft
		wp_redirect( admin_url( 'post.php?action=edit&post=' . $new_post_id ) );
		exit;
	}
	else {
		wp_die('Post creation failed, could not find original post: ' . $post_id);
	}
}
add_action( 'admin_action_rdm_duplicate_post_as_draft', 'rdm_duplicate_post_as_draft' );



// Add the duplicate link to action list for post_row_actions

function rdm_duplicate_post_link( $actions, $post ) {
	if (current_user_can('edit_posts')) {
		$actions['duplicate'] = '<a href="admin.php?action=rdm_duplicate_post_as_draft&amp;post=' . $post->ID . '" title="Duplicate this item" rel="permalink">Duplicate</a>';
	}
	return $actions;
}

// posts filter

add_filter( 'post_row_actions', 'rdm_duplicate_post_link', 10, 2 );

// page filter

add_filter('page_row_actions', 'rdm_duplicate_post_link', 10, 2);

// custom post type filter

add_filter('{post type name}_row_actions', 'rdm_duplicate_post_link', 10, 2);

// REMOVE SEO FILTER IN DASHBOARD

add_filter( 'wpseo_use_page_analysis', '__return_false' );

/*-----------------------------------------------------------------------------------*/
/* REMOVE PERSONAL OPTIONS FROM PROFILE PAGE
/* ----------------------------------------------------------------------------------*/


    // removes the `profile.php` admin color scheme options
remove_action( 'admin_color_scheme_picker', 'admin_color_scheme_picker' );

if ( ! function_exists( 'rdm_remove_personal_options' ) ) {

    // removes the leftover 'Visual Editor', 'Keyboard Shortcuts' and 'Toolbar' options.
  function rdm_remove_personal_options( $subject ) {
    $subject = preg_replace( '#<h3>Personal Options</h3>.+?/table>#s', '', $subject, 1 );
    return $subject;
  }

  function rdm_profile_subject_start() {
    ob_start( 'rdm_remove_personal_options' );
  }

  function rdm_profile_subject_end() {
    ob_end_flush();
  }
}
add_action( 'admin_head-profile.php', 'rdm_profile_subject_start' );
add_action( 'admin_footer-profile.php', 'rdm_profile_subject_end' );

class RDM_User_Caps {

    // add some filters
    
  function RDM_User_Caps(){
    add_filter( 'editable_roles', array(&$this, 'editable_roles'));
    add_filter( 'map_meta_cap', array(&$this, 'map_meta_cap'),10,4);
  }

    // remove 'Administrator' from the list of roles if the current user is not an admin
    
  function editable_roles( $roles ){
    if( isset( $roles['administrator'] ) && !current_user_can('administrator') ){
      unset( $roles['administrator']);
    }
    return $roles;
  }

    // don't allow users to edit or delete unless they are an admin
    
  function map_meta_cap( $caps, $cap, $user_id, $args ){

    switch( $cap ){
        case 'edit_user':
        case 'remove_user':
        case 'promote_user':
            if( isset($args[0]) && $args[0] == $user_id )
                break;
            elseif( !isset($args[0]) )
                $caps[] = 'do_not_allow';
            $other = new WP_User( absint($args[0]) );
            if( $other->has_cap( 'administrator' ) ){
                if(!current_user_can('administrator')){
                    $caps[] = 'do_not_allow';
                }
            }
            break;
        case 'delete_user':
        case 'delete_users':
            if( !isset($args[0]) )
                break;
            $other = new WP_User( absint($args[0]) );
            if( $other->has_cap( 'administrator' ) ){
                if(!current_user_can('administrator')){
                    $caps[] = 'do_not_allow';
                }
            }
            break;
        default:
            break;
    }
    return $caps;
  }

}

$rdm_user_caps = new RDM_User_Caps();

        //REMOVE ALL DASHBOARD WIDGETS
        
    function remove_dashboard_widgets() {
        global $wp_meta_boxes;
            // *For right now information widget
        unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_right_now']);
            // *For recent comments listing widget
        unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_recent_comments']);
            // *For quick press widget
        unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_quick_press']);
            // *For recent drafts widget
        unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_recent_drafts']);
            // *For Plugin information widget
        unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_plugins']);
            // *For incoming links information widget
        unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_incoming_links']);
            // *For WordPress blog news widget
        unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_primary']);
            // *For other WordPress news widget
        unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_secondary']);
    }

    add_action('wp_dashboard_setup', 'remove_dashboard_widgets' );

        // REMOVE ADMIN POST PAG COLUMNS
    function custom_post_columns($defaults) {
        unset($defaults['comments']);
        return $defaults;
    }

    add_filter('manage_posts_columns', 'custom_post_columns');

    function custom_pages_columns($defaults) {
        unset($defaults['comments']);
        return $defaults;
    }

    add_filter('manage_pages_columns', 'custom_pages_columns');

//REMOVE TOP LEVEL ADMIN MENU ITEMS
/*-----------------------------------------------------------------------------------*/
/* REAMOVE TOP LEVEL admin menu items
/* ----------------------------------------------------------------------------------*/

function remove_menu_items() {
    global $menu;
    $restricted = array(__('Tools'), __('Customize') );
        end ($menu);

    while (prev($menu)){
        $value = explode(' ',$menu[key($menu)][0]);

    if(in_array($value[0] != NULL?$value[0]:"" , $restricted)){
        unset($menu[key($menu)]);}
    }
}

function remove_customize() {
        $customize_url_arr = array();
       
        $customize_url_arr[] = 'customize.php'; // 3.x
       
        $customize_url = add_query_arg( 'return', urlencode( wp_unslash( $_SERVER['REQUEST_URI'] ) ), 'customize.php' );
       
        $customize_url_arr[] = $customize_url; // 4.0 & 4.1
       
            if ( current_theme_supports( 'custom-header' ) && current_user_can( 'customize') ) {
           
                $customize_url_arr[] = add_query_arg( 'autofocus[control]', 'header_image', $customize_url ); // 4.1
                
                $customize_url_arr[] = 'custom-header'; // 4.0
        }
        
            if ( current_theme_supports( 'custom-background' ) && current_user_can( 'customize') ) {
                   
                $customize_url_arr[] = add_query_arg( 'autofocus[control]', 'background_image', $customize_url ); // 4.1
             
                $customize_url_arr[] = 'custom-background'; // 4.0
        }
            
            foreach ( $customize_url_arr as $customize_url ) {
                
                remove_submenu_page( 'themes.php', $customize_url );
        }
    }
    add_action( 'admin_menu', 'remove_customize', 999);


/*-----------------------------------------------------------------------------------*/
/* ADMIN DASHBOARD - FOOTER
/* ----------------------------------------------------------------------------------*/


function remove_footer_admin () {
        echo '<span id="footer-thankyou">Developed By:<a href="http://rainydaymedia.net" target="_blank" title="Rainy Day Media, LLC.">Rainy Day Media, LLC.</a></span>';
    }
    
    add_filter('admin_footer_text','remove_footer_admin');

?>