Hook Gravity Forms Submission Into Events Calendar Pro

functions.php

/* Make Events Form Work Redux */
add_filter("gform_post_data", "mb_set_post_date", 10, 3);

function mb_set_post_date($post_data, $form, $entry){

  if($form["id"] != 48)
    return $post_data;
    
  $startdate = $entry["69"];
  $starttime = $entry["5"];
  $enddate = $entry["70"];
  $endtime = $entry["7"];
  
  $post_data["post_custom_fields"]["_EventStartDate"] = $startdate . ' ' . $starttime;
  $post_data["post_custom_fields"]["_EventEndDate"] = $enddate . ' ' . $endtime;
  
  if ( $entry["73"] ) {
	  $post_data["post_custom_fields"]["_EventVenueID"] = $entry["73"];
  }
  if ( $entry["77"] ) {
  	$post_data["post_custom_fields"]["_EventOrganizerID"] = $entry["77"];
  }
  
  return $post_data;
}