<?php
/**
 * AgileBill - Open Billing Software
 *
 * This body of work is free software; you can redistribute it and/or
 * modify it under the terms of the Open AgileBill License
 * License as published at http://www.agileco.com/agilebill/license1-4.txt
 *
 * Originally authored by Tony Landis, AgileBill LLC
 *
 * Recent modifications by Deon George
 *
 * @author Deon George <deonATleenooksDOTnet>
 * @copyright 2009 Deon George
 * @link http://osb.leenooks.net
 *
 * @link http://www.agileco.com/
 * @copyright 2004-2008 Agileco, LLC.
 * @license http://www.agileco.com/agilebill/license1-4.txt
 * @author Tony Landis <tony@agileco.com>
 * @package AgileBill
 * @subpackage Core
 */

/**
 * The main AgileBill CORE Database SEARCH_SHOW Method
 *
 * @uses CORE_search
 * @uses CORE_trigger
 */

function CORE_database_search_show($VAR, &$construct, $type) {
	# Set the field list for this method:
	$arr = $construct->method[$type];
	$field_list = '';
	$construct->linked = array();

	$i=0;
	while (list($key,$value) = each($arr)) {
		$field_var = sprintf('%s_%s',$construct->table,$value);

		if ($i == 0)
			$field_list .= sprintf('%s%s.%s',AGILE_DB_PREFIX,$construct->table,$value);
		else
			$field_list .= sprintf(',%s%s.%s',AGILE_DB_PREFIX,$construct->table,$value);

		# Determine if this record is linked to another table/field
		if ($construct->field[$value]['asso_table'] != '')
			array_push($construct->linked,array('field'=>$value,'link_table'=>$construct->field[$value]['asso_table'],'link_field'=>$construct->field[$value]['asso_field']));

		$i++;
	}

	# Get the search details:
	if (isset($VAR['search_id'])) {
		include_once(PATH_CORE.'search.inc.php');
		$search = new CORE_search;

		$search->get($VAR['search_id']);

	} else {
		# Invalid search!
		echo '<br/>The search terms submitted were invalid!<br/>';

		if (isset($construct->trigger[$type])) {
			include_once(PATH_CORE.'trigger.inc.php');
			$trigger = new CORE_trigger;

			$trigger->trigger($construct->trigger[$type],0,$VAR);
		}
	}

	# Check that this search has not been taken over by another account
	if ($search->session != SESS && $search->account != SESS_ACCOUNT) {
		global $C_debug;
		$C_debug->alert('You are not authorized to view this search!');

		return false;
	}

	# Get the sort order details:
	if (isset($VAR['order_by']) && $VAR['order_by'] != '') {
		$order_by = sprintf(' ORDER BY %s',$VAR['order_by']);

		$smarty_order = $VAR['order_by'];

	} else {
		$order_by = sprintf(' ORDER BY %s',$construct->order_by);
		$smarty_order = $search->order_by;
	}

	# Determine the sort order
	if (isset($VAR['desc'])) {
		$order_by .= ' DESC';
		$smarty_sort = 'desc=';

	} elseif (isset($VAR['asc'])) {
		$order_by .= ' ASC';
		$smarty_sort = 'asc=';

	} else {
		if (! preg_match('/date/',$smarty_order)) {
			$order_by .= ' ASC';
			$smarty_sort = 'asc=';

		} else {
			$order_by .= ' DESC';
			$smarty_sort = 'desc=';
		}
	}

	# Generate the full query
	$db = &DB();

	$q = str_replace('%%fieldList%%',$field_list,$search->sql);
	$q = str_replace('%%tableList%%',AGILE_DB_PREFIX.$construct->table,$q);
	$q = str_replace('%%whereList%%','',$q);

	$q .= sprintf(' %s.site_id = %s',AGILE_DB_PREFIX.$construct->table,DEFAULT_SITE);
	$q .= $order_by;

	# Determine the offset & limit
	$current_page = 1;
	$offset = -1;

	if (! empty($VAR['page']))
		$current_page = $VAR['page'];
	if (empty($search->limit))
		$search->limit=25;

	if ($current_page>1)
		$offset = (($current_page*$search->limit)-$search->limit);

	$result = $db->SelectLimit($q,$search->limit,$offset);

	# Error reporting
	if ($result === false) {
		global $C_debug;
		$C_debug->error(__FILE__,__METHOD__,$db->ErrorMsg());

		if (isset($construct->trigger[$type])) {
			include_once(PATH_CORE.'trigger.inc.php');
			$trigger = new CORE_trigger;

			$trigger->trigger($construct->trigger[$type],0,$VAR);
		}

		return;
	}

	# Run any custom validation on this result for this module
	$i = 0;
	$class_name = true;
	if (isset($construct->custom_EXP)) {
		while (! $result->EOF) {
			for ($ei=0; $ei<count($construct->custom_EXP); $ei++) {
				$field = $construct->custom_EXP[$ei]['field'];
				$value = $construct->custom_EXP[$ei]['value'];

				if ($result->fields[$field] == $value) {
					$smart[$i] = $result->fields;

					if ($class_name) {
						$smart[$i]['_C'] = 'row1';
						$class_name = false;
					} else {
						$smart[$i]['_C'] = 'row2';
						$class_name = true;
					}

					$i++;
					$ei = count($construct->custom_EXP);
				}
			}

			$result->MoveNext();
		}

	} else {
		while (! $result->EOF) {
			$smart[$i] = $result->fields;

			if ($class_name) {
				$smart[$i]['_C'] = 'row1';
				$class_name = false;
			} else {
				$smart[$i]['_C'] = 'row2';
				$class_name = true;
			}

			$result->MoveNext();
			$i++;
		}
	}

	# Get any linked fields
	if ($i > 0)  {
		$db_join = new CORE_database;
		$construct->result = $db_join->join_fields($smart, $construct->linked);

	} else {
		$construct->result = $smart;
	}

	# Get the result count:
	$results = $result->RecordCount();

	# define the DB vars as a Smarty accessible block
	global $smarty;

	# define the results
	$smarty->assign('search_show',$construct->result);
	$smarty->assign('page',$VAR['page']);
	$smarty->assign('order',$smarty_order);
	$smarty->assign('sort',$smarty_sort);
	$smarty->assign('limit',$search->limit);
	$smarty->assign('search_id',$search->id);
	$smarty->assign('results',$search->results);

	# get the total pages for this search:
	if (empty($search->limit))
		$construct->pages = 1;
	else
		$construct->pages = intval($search->results / $search->limit);

	if ($search->results % $search->limit)
		$construct->pages++;

	# Total pages
	$smarty->assign('pages',$construct->pages);

	# Current page
	$smarty->assign('page',$current_page);

	$page_arr = array();
	for ($i=0; $i<=$construct->pages; $i++)
		if ($construct->page != $i)
			array_push($page_arr,$i);

	# Page array for menu
	$smarty->assign('page_arr',$page_arr);

	if(isset($construct->trigger[$type])) {
		include_once(PATH_CORE.'trigger.inc.php');
		$trigger = new CORE_trigger;

		$trigger->trigger($construct->trigger[$type],1,$VAR);
	}

	return $construct->result;
}
?>