<?php

/**
 * Implements hook_biblio_autocomplete_info().
 * 
 * @return $fields
 *   An array of Biblio fields with associated autocomplete data.
 *   Format: 
 *     'biblio_field_to_autocomplete' => array('function' => 'autocomplete_callback_function')
 */
function biblio_self_biblio_autocomplete_info(){
	$fields = array(
	  'biblio_secondary_title' => array('function' => 'biblio_self_autocomplete_secondary_title'),
	  'biblio_tertiary_title' => array('function' => 'biblio_self_autocomplete_tertiary_title'),
	  'biblio_alternate_title' => array('function' => 'biblio_self_autocomplete_alternate_title'),
	  'biblio_original_publication' => array('function' => 'biblio_self_autocomplete_original_publication'),
	  'biblio_short_title' => array('function' => 'biblio_self_autocomplete_short_title'),
	  'biblio_publisher' => array('function' => 'biblio_self_autocomplete_publisher'),
	  'biblio_place_published' => array('function' => 'biblio_self_autocomplete_place_published'),
	  'biblio_type_of_work' => array('function' => 'biblio_self_autocomplete_type_of_work'),
	  'biblio_translated_title' => array('function' => 'biblio_self_autocomplete_translated_title'),
	);
	return $fields;
}

function biblio_self_autocomplete_secondary_title($string){
  return biblio_self_autocomplete($string, 'secondary_title');
}

function biblio_self_autocomplete_tertiary_title($string){
	return biblio_self_autocomplete($string, 'tertiary_title');
}

function biblio_self_autocomplete_alternate_title($string){
	return biblio_self_autocomplete($string, 'alternate_title');
}

function biblio_self_autocomplete_original_publication($string){
	return biblio_self_autocomplete($string, 'original_publication');
}
	
function biblio_self_autocomplete_short_title($string){
	return biblio_self_autocomplete($string, 'short_title');
}

function biblio_self_autocomplete_publisher($string){
	return biblio_self_autocomplete($string, 'publisher');
}

function biblio_self_autocomplete_place_published($string){
	return biblio_self_autocomplete($string, 'place_published');
}

function biblio_self_autocomplete_type_of_work($string){
	return biblio_self_autocomplete($string, 'type_of_work');
}

function biblio_self_autocomplete_translated_title($string){
	return biblio_self_autocomplete($string, 'translated_title');
}


function biblio_self_autocomplete($string, $field){
	$field = 'biblio_'.$field;
	$sql = 'SELECT DISTINCT '.$field.' FROM biblio WHERE '.$field." LIKE '%".$string."%';";
	$result = db_query($sql)->fetchAll();
	$results = array();
	foreach ($result as $match){
		$results[] = array(
		  'key' => $match->$field,
		  'description' => $match->$field,
		  'provider' => 'Biblio',
		);
	}
	return $results;
}