WooCommerce TM Extra Product Options

You should EDIT and TWEAK code! See below how to get “Element id”.

// one column for each option
class WOE_TM_extra__options_fields {
	// EDIT list here, use pair 'Export Label'=>['TM Field label', 'TM Field label 2', 'TM Field label N']    
	var $tm_fields = array( 
	       'Age' =>['Age','Child Age','Children Age'], // 3 fields will be exported as "Age"
	       'Gender'=>['Gender'],
	       'Label1'=>['Front Label'],
	); 
	function __construct() {
		add_filter('woe_get_order_product_fields',array($this,'add_product_fields') );
		add_filter('woe_get_order_product_item_meta', array($this,'fill_tm_fields') );
	}	
	
	function add_product_fields($fields) {
		foreach($this->tm_fields as $name=>$names) {
			$fields['tm_field_'.$name] = array('label'=>$name,'colname'=>$name,'checked'=>1);
		}	
		return $fields;
	}
	
	//TWEAK  output for each field 
	function format_line($tm_field) {
		return $tm_field['value'];  // can use $tm_field['name'], $tm_field['price'] , $tm_field['quantity'] 
	}	
	
	function fill_tm_fields($item_meta) {
		// Gather TM values to array
		$product_fields = array();
		$product_fields[] = array();
		
		//Cart Fees
		if( isset($item_meta["_tmcartfee_data"])   AND  is_array($tmfields = maybe_unserialize($item_meta["_tmcartfee_data"][0]))  ) {
			foreach($tmfields[0] as $tm_field) {
				$element_id = $tm_field['name'];
				if( !isset($product_fields[$element_id]) ) 
					$product_fields[$element_id] = array();
				$product_fields[$element_id][] = $this->format_line($tm_field); 
			}
		}
		
		//Cart Items
		if( isset($item_meta["_tmcartepo_data"])   AND  is_array($tmfields = maybe_unserialize($item_meta["_tmcartepo_data"][0]))  ) {
			foreach($tmfields as $tm_field) {
				$element_id = $tm_field['name'];
				if( !isset($product_fields[$element_id]) ) 
					$product_fields[$element_id] = array();
				$product_fields[$element_id][] = $this->format_line($tm_field); 
			}
		}
		
		//make list 
		foreach($product_fields as $element_id=>$values)
			$product_fields[ $element_id ] = join("n", $values);

		// add to item meta 
		foreach($this->tm_fields as $name=>$element_ids) {
			//gather all keys
			$vals = array( );
			foreach($element_ids as $element_id) {
				if( isset($product_fields[$element_id])) 
					$vals[] = trim($product_fields[$element_id]);
			}
			// it must be array !
			$item_meta['tm_field_'.$name] = array( join("n", $vals) );
		}	
		return $item_meta;
	}
}	
new WOE_TM_extra__options_fields();

// one column for each option

class WOE_TM_extra__options_fields {

// EDIT list here, use pair 'Export Label'=>['TM Field label', 'TM Field label 2', 'TM Field label N']

var $tm_fields = array(

'Age' =>['Age','Child Age','Children Age'], // 3 fields will be exported as "Age"

'Gender'=>['Gender'],

'Label1'=>['Front Label'],

);

function __construct() {

add_filter('woe_get_order_product_fields',array($this,'add_product_fields') );

add_filter('woe_get_order_product_item_meta', array($this,'fill_tm_fields') );

}

function add_product_fields($fields) {

foreach($this->tm_fields as $name=>$names) {

$fields['tm_field_'.$name] = array('label'=>$name,'colname'=>$name,'checked'=>1);

}

return $fields;

}

//TWEAK output for each field

function format_line($tm_field) {

return $tm_field['value']; // can use $tm_field['name'], $tm_field['price'] , $tm_field['quantity']

}

function fill_tm_fields($item_meta) {

// Gather TM values to array

$product_fields = array();

$product_fields[] = array();

//Cart Fees

if( isset($item_meta["_tmcartfee_data"]) AND is_array($tmfields = maybe_unserialize($item_meta["_tmcartfee_data"][0])) ) {

foreach($tmfields[0] as $tm_field) {

$element_id = $tm_field['name'];

if( !isset($product_fields[$element_id]) )

$product_fields[$element_id] = array();

$product_fields[$element_id][] = $this->format_line($tm_field);

}

//Cart Items

if( isset($item_meta["_tmcartepo_data"]) AND is_array($tmfields = maybe_unserialize($item_meta["_tmcartepo_data"][0])) ) {

foreach($tmfields as $tm_field) {

$element_id = $tm_field['name'];

if( !isset($product_fields[$element_id]) )

$product_fields[$element_id] = array();

$product_fields[$element_id][] = $this->format_line($tm_field);

}

//make list

foreach($product_fields as $element_id=>$values)

$product_fields[ $element_id ] = join("n", $values);

// add to item meta

foreach($this->tm_fields as $name=>$element_ids) {

//gather all keys

$vals = array( );

foreach($element_ids as $element_id) {

if( isset($product_fields[$element_id]))

$vals[] = trim($product_fields[$element_id]);

}

// it must be array !

$item_meta['tm_field_'.$name] = array( join("n", $vals) );

}

return $item_meta;

}

new WOE_TM_extra__options_fields();