<?php
// $Id: feedapi_mapper_location.inc,v 1.1.2.4 2009/07/13 21:29:25 alexb Exp $

/**
 * This function serves as a mechanism for checking that elements don't already exist
 * All feed elements get ran through this to keep them from getting overwritten each run
 *
 * @param $str: the field name being parsed
 * @param $data: an object containing all necessary information
 *
 * returns either the existing value for the element or the new value if it didn't exist
 */
 
  
function feedapi_test_location_var($field, $x, $sub_field, $feed_element, &$node) {
	if($sub_field == $field.$x){
		$node->locations[$x-1][$field] = $feed_element;
	}
}


/**
 * On behalf implementation of hook_feedapi_mapper() for location module.
 * 
 * @see hook_feedapi_mapper()
 */
function location_feedapi_mapper($op, $node, $feed_element = array(), $field_name = '', $sub_field = '') {

  $num_locations = variable_get("location_maxnum_".$node->type,0);
  $field_array = array(
				'name' => t('Name'),
				'street' => t('Street'),
				'additional' => t('Additional'),
				'city' => t('City'),
				'postal_code' => t('Postal Code'),
				'province' => t('State Code'),
				'province_name' => t('State [full name]'),
				'country' => t('Country Code'),
				'country_name' => t('Country [full name]'),
				'latitude' => t('Latitude'),
				'longitude' => t('Longitude'),
				'phone' => t('Phone')
			  );  

  if ($op == 'describe') {
    return t('Maps pairs of geographic coordinates to the location of a node.');
  }
  else if ($op == 'list') {
  
      


	  for($x=1; $x<=$num_locations; $x++){
	  	foreach($field_array as $field_id => $field_desc){
			$fields['Locations '.$x][$field_id.$x] = $field_desc;
		} 
	  }
  
      //$fields = array('Locations' => $sub_fields);
      return $fields;

  }
  else if ($op == 'map') {
 /*     
	  $loc_number = substr($sub_field, -1);    

      $node->locations[0]['feedapi_temp'] = array();
      $node->locations[0]['feedapi_temp']['fieldname'] = $sub_field;
      $node->locations[0]['feedapi_temp']['feedelem'] = $feed_element;


      // cast this array as an object for easier use later
      $loc = (object) $node->locations[0]; */
      // for some reason location module will only except a complete array for these values now, so we construct the entire array here
      // we also run all mapped values through the feedapi_test_location_var function to keep from overwriting prior set values
      // TODO: make this do multiple values and cck location fields

	  
		for($x = 1; $x < $num_locations; $x++){
		  
		  $primary = $x == 1 ? 1 : 0;
		  
 			foreach($field_array as $field_name => $field_desc){
				feedapi_test_location_var($field_name, $x, $sub_field, $feed_element, $node);
			}
		
			  $node->locations[$x-1]['source'] = '0';
			  $node->locations[$x-1]['is_primary'] = $primary;


		}
      return $node;

  
  
  
  
  }
}