<?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>.
+***********************************************************************/
include_once($path_to_root . "/gl/includes/gl_db.inc");
//----------------------------------------------------------------------------------
-function is_bank_account($account_code)
-{
- $sql= "SELECT account_code FROM ".TB_PREF."bank_accounts WHERE account_code='$account_code'";
- $result = db_query($sql, "retreive bank account currency");
-
- return (db_num_rows($result) > 0);
-}
-
-//----------------------------------------------------------------------------------
-
function is_company_currency($currency)
{
return (get_company_currency() == $currency);
function get_company_currency()
{
- $sql= "SELECT curr_default FROM ".TB_PREF."company";
- $result = db_query($sql, "retreive company currency");
-
- if (db_num_rows($result) == 0)
- display_db_error("Could not find the requested currency. Fatal.", $sql);
-
- $myrow = db_fetch_row($result);
- return $myrow[0];
+ return get_company_pref('curr_default');
}
//----------------------------------------------------------------------------------
-function get_bank_account_currency($bankAccount)
-{
- $sql= "SELECT bank_curr_code FROM ".TB_PREF."bank_accounts WHERE account_code='$bankAccount'";
- $result = db_query($sql, "retreive bank account currency");
-
- $myrow = db_fetch_row($result);
- return $myrow[0];
-}
-
-//----------------------------------------------------------------------------------
-
-function get_customer_currency($customer_id)
+function get_exchange_rate_from_home_currency($currency_code, $date_)
{
- $sql = "SELECT curr_code FROM ".TB_PREF."debtors_master WHERE debtor_no = '$customer_id'";
-
- $result = db_query($sql, "Retreive currency of customer $customer_id");
-
- $myrow=db_fetch_row($result);
- return $myrow[0];
-}
-
-//----------------------------------------------------------------------------------
+ if ($currency_code == get_company_currency() || $currency_code == null)
+ return 1.0000;
-function get_supplier_currency($supplier_id)
-{
- $sql = "SELECT curr_code FROM ".TB_PREF."suppliers WHERE supplier_id = '$supplier_id'";
-
- $result = db_query($sql, "Retreive currency of supplier $supplier_id");
-
- $myrow=db_fetch_row($result);
- return $myrow[0];
-}
-//----------------------------------------------------------------------------------
+ $rate = get_last_exchange_rate($currency_code, $date_);
-function get_exchange_rate_from_home_currency($currency_code, $date_)
-{
- if ($currency_code == get_company_currency())
- return 1.0000;
-
- $date = date2sql($date_);
-
- $sql = "SELECT rate_buy, max(date_) as date_ FROM ".TB_PREF."exchange_rates WHERE curr_code = '$currency_code'
- AND date_ <= '$date' GROUP BY rate_buy ORDER BY date_ Desc LIMIT 1";
-
- $result = db_query($sql, "could not query exchange rates");
-
- if (db_num_rows($result) == 0)
+ if (!$rate)
{
// no stored exchange rate, just return 1
+ display_error(
+ sprintf(_("Cannot retrieve exchange rate for currency %s as of %s. Please add exchange rate manually on Exchange Rates page."),
+ $currency_code, $date_));
return 1.000;
}
-
- $myrow = db_fetch_row($result);
- return $myrow[0];
+
+ return $rate['rate_buy'];
}
//----------------------------------------------------------------------------------
function get_exchange_rate_to_home_currency($currency_code, $date_)
{
- return 1 / get_exchange_rate_from_home_currency($currency_code, $date_);
+ return 1 / get_exchange_rate_from_home_currency($currency_code, $date_);
}
//----------------------------------------------------------------------------------
function to_home_currency($amount, $currency_code, $date_)
{
$ex_rate = get_exchange_rate_to_home_currency($currency_code, $date_);
- return round($amount / $ex_rate, user_price_dec());
+ return round2($amount / $ex_rate, user_price_dec());
}
-//----------------------------------------------------------------------------------
+//----------------------------------------------------------------------------------
function get_exchange_rate_from_to($from_curr_code, $to_curr_code, $date_)
{
// echo "converting from $from_curr_code to $to_curr_code <BR>";
if ($from_curr_code == $to_curr_code)
return 1.0000;
-
+
$home_currency = get_company_currency();
- if ($to_curr_code == $home_currency)
+ if ($to_curr_code == $home_currency)
{
return get_exchange_rate_to_home_currency($from_curr_code, $date_);
- }
-
- if ($from_curr_code == $home_currency)
+ }
+
+ if ($from_curr_code == $home_currency)
{
- return get_exchange_rate_from_home_currency($to_curr_code, $date_);
- }
-
+ return get_exchange_rate_from_home_currency($to_curr_code, $date_);
+ }
+
// neither from or to are the home currency
return get_exchange_rate_to_home_currency($from_curr_code, $date_) / get_exchange_rate_to_home_currency($to_curr_code, $date_);
}
function exchange_from_to($amount, $from_curr_code, $to_curr_code, $date_)
{
$ex_rate = get_exchange_rate_from_to($from_curr_code, $to_curr_code, $date_);
- return $amount / $ex_rate;
+ return $amount / $ex_rate;
}
//--------------------------------------------------------------------------------
+// Exchange Variations Joe Hunt 2008-09-20 ////////////////////////////////////////
+
+function exchange_variation($pyt_type, $pyt_no, $type, $trans_no, $pyt_date, $amount, $person_type, $neg=false)
+{
+ global $systypes_array;
+
+ if ($person_type == PT_CUSTOMER)
+ {
+ $trans = get_customer_trans($trans_no, $type);
+ $pyt_trans = get_customer_trans($pyt_no, $pyt_type);
+ $cust_accs = get_branch_accounts($trans['branch_code']);
+ $ar_ap_act = $cust_accs['receivables_account'];
+ $person_id = $trans['debtor_no'];
+ $curr = $trans['curr_code'];
+ $date = sql2date($trans['tran_date']);
+ }
+ else
+ {
+ $trans = get_supp_trans($trans_no, $type);
+ $pyt_trans = get_supp_trans($pyt_no, $pyt_type);
+ $supp_accs = get_supplier_accounts($trans['supplier_id']);
+ $ar_ap_act = $supp_accs['payable_account'];
+ $person_id = $trans['supplier_id'];
+ $curr = $trans['curr_code'];
+ $date = sql2date($trans['tran_date']);
+ }
+ if (is_company_currency($curr))
+ return;
+ $inv_amt = round2($amount * $trans['rate'], user_price_dec());
+ $pay_amt = round2($amount * $pyt_trans['rate'], user_price_dec());
+ if ($inv_amt != $pay_amt)
+ {
+ $diff = $inv_amt - $pay_amt;
+ if ($person_type == PT_SUPPLIER)
+ $diff = -$diff;
+ if ($neg)
+ $diff = -$diff;
+ $exc_var_act = get_company_pref('exchange_diff_act');
+ if (date1_greater_date2($date, $pyt_date))
+ {
+ $memo = $systypes_array[$pyt_type]." ".$pyt_no;
+ add_gl_trans($type, $trans_no, $date, $ar_ap_act, 0, 0, $memo, -$diff, null, $person_type, $person_id);
+ add_gl_trans($type, $trans_no, $date, $exc_var_act, 0, 0, $memo, $diff, null, $person_type, $person_id);
+ }
+ else
+ {
+ $memo = $systypes_array[$type]." ".$trans_no;
+ add_gl_trans($pyt_type, $pyt_no, $pyt_date, $ar_ap_act, 0, 0, $memo, -$diff, null, $person_type, $person_id);
+ add_gl_trans($pyt_type, $pyt_no, $pyt_date, $exc_var_act, 0, 0, $memo, $diff, null, $person_type, $person_id);
+ }
+ }
+}
-?>
\ No newline at end of file