url:
.../wp-admin/admin.php?page=wta_table_admin&action=edit&table=1
چرا پی اچ پی نمیتونه $_GET بگیره
تابع دخیره اطلاعات و گیره آجاکس است handle_requests()
ولی $_GET['action'] && $_GET['table']  دریافت نمیکنه!!!
class WTA_Table_Admin {
    	private $version;
    	private $page_slug;
    	private $page_hook;
    	private $base_url;
    	private $db;
    	function __construct($version, $base_url = false ) {
    		$this->load_dependencies();
    		$this->version 		= $version;
    		$this->page_slug 	= 'wta_table_admin';
    		$this->db 			= WTA_DB_Table::get_instance();
    		add_action( 'admin_menu', array($this, 'add_menu_items') );
    		add_action( 'admin_enqueue_scripts', array($this, 'backend_enqueue') );
    		add_action( 'admin_init', array($this, 'handle_requests') );
    		add_action('wp_ajax_handle_requests',  array($this, 'handle_requests'));
    		if(!$base_url)
    			$this->base_url = plugins_url( '', dirname(__FILE__) );
    		else
    			$this->base_url = $base_url;
    	}
    	private function load_dependencies(){
    		require_once 'class-wta-db-table.php';
    	}
    	public function add_menu_items() {
    		$this->page_hook = add_menu_page( __('WooTableAttributes', 'wta-tableplugin'), __('WooTableAttributes', 'wta-tableplugin'), 'manage_options', $this->page_slug, array($this, 'print_page'), $this->base_url . "/img/icon.png" );
    	}
    	public function backend_enqueue() {
    		wp_enqueue_script('wta-sortable', $this->base_url . '/js/admin/sortable.js', array('jquery'), $this->version, false);
    	}
    	public function print_page() {
    	?>
    		<div class="wrap">
    			<?php
    				if(isset($_GET['action']) && $_GET['action'] == 'add'){
    					echo sprintf( '<h2>%s <a class="add-new-h2" href="%s">%s</a></h2>', __('Add Table', 'wta-tableplugin'), admin_url('admin.php?page='.$this->page_slug), __('View All', 'wta-tableplugin') );
    					$this->create_ui();
    				}
    				elseif(isset($_GET['action']) && $_GET['action'] == 'edit' && isset($_GET['table']) && is_numeric($_GET['table'])){
    					echo sprintf( '<h2>%s <a class="add-new-h2" href="%s">%s</a></h2>', __('Edit Table', 'wta-tableplugin'), admin_url('admin.php?page='.$this->page_slug), __('View All', 'wta-tableplugin') );
    					$table = $this->db->get($_GET['table']);
    					if($table)
    						$this->create_ui($table);
    				}
    				else{
    					echo sprintf( '<h2>%s <a class="add-new-h2" href="%s">%s</a></h2>', __('Tables', 'wta-tableplugin'), admin_url('admin.php?page='.$this->page_slug.'&action=add'), __('Add New', 'wta-tableplugin') );
    					$list_table = new WTA_List_Table();
    					$list_table->show();
    				}
    			?>
    		</div>
    	<?php
    	}
    	private function create_ui($table = false) {
    		$table_id 		= $table ? $table['id'] : '';
    		$name 			= $table ? $table['name'] : '';
    		$headcolor 				= $table ? $table['headcolor'] : '';
    		$cols 				= $table ? $table['cols'] : 5;
    		$subs 				= $table ? $table['subs'] : '';
    		$color				= $table ? $table['color'] : 'default';
    		$att_type	= $table ? $table['att_type'] : '';
    		$curr_values 	= $table ? $table['att_name'] : '';
    		$col_span = $cols;
    		$sub_array = explode(',', $subs);
            $layout = $data = array();
            if (!empty($this->themplate_id)) {
                $option = WTA_Options::get_option($this->plugin_name, $this->version);
                $forms = $option->get();
                if (!empty($forms[$this->themplate_id])) {
                    $layout = $forms[$this->themplate_id];
                    $data = $layout['data'];
                    $layout = $layout['layout'];
                }
            }
                $resultdb = $this->db->get($table_id);
    		    $db_attName = explode( ',', $resultdb['att_name'] );
    		    $db_attType = explode( ',', $resultdb['att_type'] );
    		    for($i=0; $i < count($db_attName); $i++)
    		    {
                    if(!empty($db_attName[$i]))
                    $attnt[$db_attType[$i]] = $db_attName[$i];
    		    }
    		    $image = false;
    		    $productname = false;
    		    $price = false;
    		    $quantity = false;
    		    $db_rowfour = explode( ',', $resultdb['rowfour'] );
    		    for($i=0; $i < count($db_rowfour); $i++)
                {
                    switch ($db_rowfour[$i]) {
                        case "image":
                            $image = true;
                            break;
                        case "productname":
                            $productname = true;
                            break;
                        case "price":
                            $price = true;
                            break;
                        case "quantity":
                            $quantity = true;
                            break;
                    }
    			}
    		?>
                    <div id="tabs" class="ui-tabs ui-corner-all ui-widget ui-widget-content">
                        <?php $this->wta_settings($table_id, $name); ?>
                        <div id="wtasave" class="wtasave-1">
                            <div class="wta-save-bottom">
                                <div class="container">
                                <div id="display"></div>
                                <input type="hidden" id="actsave" value="<?php echo $_GET['action']; ?>" />
                                <input type="hidden" id="idtable" value="<?php echo $_GET['table']; ?>" />
                                    <div class="wta-save-center">
                                        <input name="wta_save_changes" id="wta_save_changes" class="button button-primary right" value="Save Changes" type="submit">
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>
    		<?php
    	}
    	public function wta_settings($table_id, $name) {
    	?>
            <table style="width: 100%; height:100%;" border="1">
                <tbody>
                    <tr>
                        <td style="width: 10%;">Name Table:</td>
                        <td style="width: 20%;">
                            <input type="text" class="wta-comptable-title" placeholder="<?php _e('Table Name', 'wta-tableplugin'); ?>" name="table_name" value="<?php echo esc_attr($name); ?>"  required="required" />
                        </td>
                        <td style="width: 10%;">Link ShortCut:</td>
                        <td colspan="2" style="width: 40%;">
                            [wta_comparison_table id="<?php echo $table_id; ?>" class=""]
                        </td>
                    </tr>
                </tbody>
            </table>
            <?php
            return;
    	}
    	public function handle_requests() {
            if($_GET['action'] == 'edit')
            {
                $this->db->update( $_GET['table'], $_POST['table_name']);
            }
    	}
       }
JS File
jQuery(document).ready(function($) {
    $('#wta_save_changes').click(function(){
        var table_name = jQuery(".wta-comptable-title").val();
        var actsave = jQuery("#actsave").val();
        var idtable = jQuery("#idtable").val();
        var catlist = '11';
        var mydata = {
            action: "handle_requests",
            table_name: table_name,
			catlist: catlist,
            getaction: actsave,
            table: idtable
        };
        $.ajax({
            type: "POST",
            url: ajaxurl,
            dataType: "json",
            data: mydata,
            success: function (data, textStatus, jqXHR) {
				if(data === true)
					$('#display').html('<p>Options Saved!</p>');
                else
                    $('#display').html('<p>Do not Saved!</p>');
            },
            error: function (errorMessage) {
                console.log(errorMessage);
            }
        });
    });
});
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