Saves default WordPress edit page filters as usermeta

gistfile1.php

<?php
/*
Plugin Name: AB Edit Filter Save
Version: 0.1
Author: Aaron Brazell
Author URI: http://technosailor.com
Description: Saves default WordPress edit page filters as usermeta 
License: GPLv2
*/
class AB_Filter_Save {
	public function __construct() {
		if( !is_admin() ) 
			return false;

		if( !current_user_can( 'edit_posts' ) )
			return false;

		if( get_current_screen()->parent_base != 'edit' )
			return false;

		$this->hooks();
	}

	public function hooks() {
		add_action( 'admin_init', array( $this, 'save_search' ) );
		add_action( 'admin_init', array( $this, 'edit_page_filter' ) );
	}

	public function save_search() {
		global $current_user;

		$saved = array();

		if( isset( $_GET['m'] ) )
			$saved['m'] = $_GET['m'];

		if( isset( $_GET['cat'] ) )
			$saved['cat'] = $_GET['m'];

		update_user_meta( $current_user->ID, '_saved_search_edit', $saved );
	}

	public function edit_page_filter() {
		global $current_user;
		$url = admin_url( 'edit.php?s' );
		if( $gets = get_user_meta( $current_user->ID, '_saved_search_edit', true ) ) {
			if( isset( $gets['m'] ) )
				$url .= '&m=' . $gets['m'];

			if( isset( $gets['cat'] ) )
				$url .= '&cat=' . $gets['cat'];

			wp_safe_redirect( esc_url( $url ) );
			exit;

		}
	}
}