<?php
/**********************************************************************
    Copyright (C) FrontAccounting, LLC.
	Released under the terms of the GNU General Public License, GPL, 
	as published by the Free Software Foundation, either version 3 
	of the License, or (at your option) any later version.
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
    See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
***********************************************************************/
/*
	Update main or gl company setup.
*/
function update_company_prefs( $params )
{
	$sql = "UPDATE ".TB_PREF."sys_prefs SET value = ";
	foreach($params as $name => $value) {
		if (!db_query($sql. db_escape($value). " WHERE name=".db_escape($name),
			 "The company prefferences could not be updated "))
			return false;
	}
	return true;
}
/*
	Get company preferences. Returns cached values from global variable SysPrefs
	or retrieved from database if SysPrefs values are not set.
	$prefs can be preference name, array of names, or null for all preferences.
	
*/
function get_company_pref($prefs = null, $tbpref = TB_PREF)
{
	global $SysPrefs, $core_version;
	
	if (!isset($_SESSION['SysPrefs']->prefs)) { // cached preferences

		$_SESSION['SysPrefs'] = new sys_prefs();

		$sql = "SELECT name, value FROM ".$tbpref."sys_prefs";
		$result = @db_query($sql); // supress errors before 2.3 db structure upgrade

		if(!$result)
			return null;

		while($pref = db_fetch_assoc($result)) {
			$_SESSION['SysPrefs']->prefs[$pref['name']] = $pref['value'];
		}

		$SysPrefs = &$_SESSION['SysPrefs'];

		// update current db status for info in log file
		$SysPrefs->db_ok = $SysPrefs->prefs['version_id'] == $core_version;
	}

	$all = $_SESSION['SysPrefs']->prefs;

	if (!$prefs)
		return $all;
	elseif (is_string($prefs))
		return $all[$prefs];

	$ret = array();
	foreach($prefs as $name)
		$ret[$name] = $all[$name];

		return $ret;
}

function get_company_prefs($tbpref = TB_PREF)
{
	return get_company_pref(null, $tbpref);
}

function get_base_sales_type()
{
	return get_company_pref('base_sales');
}

function get_company_extensions($id = -1) {
	global $path_to_root;

	$file = $path_to_root.($id == -1 ? '' : '/company/'.$id).'/installed_extensions.php';
	$installed_extensions = array();
	if (is_file($file)) {
		include($file);
	}
	return $installed_extensions;
}

function add_payment_terms($daysOrFoll, $terms, $dayNumber)
{
	if ($daysOrFoll) 
	{
		$sql = "INSERT INTO ".TB_PREF."payment_terms (terms,
			days_before_due, day_in_following_month)
			VALUES (" .
			db_escape($terms) . ", " . db_escape($dayNumber) . ", 0)";
	} 
	else 
	{
		$sql = "INSERT INTO ".TB_PREF."payment_terms (terms,
			days_before_due, day_in_following_month)
			VALUES (" . db_escape($terms) . ",
			0, " . db_escape($dayNumber) . ")";
	}
   	db_query($sql,"The payment term could not be added");
}

function update_payment_terms($selected_id, $daysOrFoll, $terms, $dayNumber)
{
	if ($daysOrFoll) 
	{
		$sql = "UPDATE ".TB_PREF."payment_terms SET terms=" . db_escape($terms) . ",
			day_in_following_month=0,
			days_before_due=" . db_escape($dayNumber) . "
			WHERE terms_indicator = " .db_escape($selected_id);
	} 
	else 
	{
		$sql = "UPDATE ".TB_PREF."payment_terms SET terms=" . db_escape($terms) . ",
			day_in_following_month=" . db_escape($dayNumber) . ",
			days_before_due=0
			WHERE terms_indicator = " .db_escape($selected_id);
	}
   	db_query($sql,"The payment term could not be updated");
}

function delete_payment_terms($selected_id)
{
	$sql="DELETE FROM ".TB_PREF."payment_terms WHERE terms_indicator=".db_escape($selected_id);
	db_query($sql,"could not delete a payment terms");
}

function get_payment_terms($selected_id)
{
	$sql = "SELECT *, (t.days_before_due=0) AND (t.day_in_following_month=0) as cash_sale
	 FROM ".TB_PREF."payment_terms t WHERE terms_indicator=".db_escape($selected_id);

	$result = db_query($sql,"could not get payment term");

	return db_fetch($result);
}

function get_payment_terms_all($show_inactive)
{
	$sql = "SELECT * FROM ".TB_PREF."payment_terms";
	if (!$show_inactive) $sql .= " WHERE !inactive";
	return db_query($sql,"could not get payment terms");
}

function key_in_foreign_table($id, $table, $key, $escaped=false)
{
	if (!$escaped)
		$id = db_escape($id);
	$sql= "SELECT COUNT(*) FROM ".TB_PREF."$table WHERE $key = $id";
	$result = db_query($sql,"check $table relations failed");
	$myrow = db_fetch_row($result);
	return ($myrow[0] > 0); 
}

?>