<?php
/**********************************************************************
    Copyright (C) Boxygen, 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>.
***********************************************************************/
$page_security = 'SA_SUPPLIERANALYTIC';
// ----------------------------------------------------------------
// $ Revision:    2.0 $
// Creator:    Joe Hunt
// date_:    2005-05-19
// Title:    Supplier Balances
// ----------------------------------------------------------------
// $path_to_root=".."; //Fro Cron
//include_once($path_to_root . "/includes/session.inc"); //For Cron
include_once($path_to_root . "/includes/date_functions.inc");
include_once($path_to_root . "/includes/data_checks.inc");
include_once($path_to_root . "/gl/includes/gl_db.inc");
//----------------------------------------------------------------------------------------------------
print_supplier_balances();
function get_open_balance($supplier_id, $to)
{
    if($to)
        $to = date2sql($to);
        $sql = "SELECT SUM(IF(t.type = ".ST_SUPPINVOICE." OR (t.type IN (".ST_JOURNAL." , ".ST_BANKDEPOSIT.", ".ST_BANKDEPOSIT.") AND t.ov_amount>0),
                        -abs(t.ov_amount + t.ov_gst + t.ov_discount), 0)) AS charges,";
 $sql .= "SUM(IF(t.type != ".ST_SUPPINVOICE." AND NOT(t.type IN (".ST_JOURNAL." , ".ST_BANKDEPOSIT.", ".ST_BANKDEPOSIT.") AND t.ov_amount>0),
                        abs(t.ov_amount + t.ov_gst + t.ov_discount) * -1, 0)) AS credits,";
     $sql .= "SUM(IF(t.type != ".ST_SUPPINVOICE." AND NOT(t.type IN (".ST_JOURNAL." , ".ST_BANKDEPOSIT." , ".ST_BANKDEPOSIT.")), t.alloc * -1, t.alloc)) AS Allocated,";
     $sql .=    "SUM(IF(t.type = ".ST_SUPPINVOICE.", 1, -1) *
             (abs(t.ov_amount + t.ov_gst + t.ov_discount) - abs(t.alloc))) AS OutStanding
        FROM ".TB_PREF."supp_trans t
        WHERE t.supplier_id = ".db_escape($supplier_id);
    if ($to)
        $sql .= " AND t.tran_date < '$to'";
    $sql .= " GROUP BY supplier_id";
    $result = db_query($sql,"No transactions were returned");
    return db_fetch($result);
}
function getTransactions($supplier_id, $from, $to)
{
    $from = date2sql($from);
    $to = date2sql($to);
//memo added by faisal
    $sql = "SELECT ".TB_PREF."supp_trans.*, comments.memo_,
                (".TB_PREF."supp_trans.ov_amount + ".TB_PREF."supp_trans.ov_gst + ".TB_PREF."supp_trans.ov_discount)
                AS TotalAmount, ".TB_PREF."supp_trans.alloc AS Allocated,
                ((".TB_PREF."supp_trans.type = ".ST_SUPPINVOICE.")
                    AND ".TB_PREF."supp_trans.due_date < '$to') AS OverDue
                FROM ".TB_PREF."supp_trans
                    LEFT JOIN ".TB_PREF."comments comments ON ".TB_PREF."supp_trans.type=comments.type AND ".TB_PREF."supp_trans.trans_no=comments.id
                     WHERE ".TB_PREF."supp_trans.tran_date >= '$from' AND ".TB_PREF."supp_trans.tran_date <= '$to'
                AND ".TB_PREF."supp_trans.supplier_id = '$supplier_id' AND ".TB_PREF."supp_trans.ov_amount!=0
                    ORDER BY ".TB_PREF."supp_trans.tran_date";
    $TransResult = db_query($sql,"No transactions were returned");
    return $TransResult;
}
//----------------------------------------------------------------------------------------------------
function print_supplier_balances()
{
        global $path_to_root, $systypes_array;
        $from = $_POST['PARAM_0'];
        $to = $_POST['PARAM_1'];
        $fromsupp = $_POST['PARAM_2'];
        $show_balance = $_POST['PARAM_3'];
        $currency = $_POST['PARAM_4'];
        $no_zeros = $_POST['PARAM_5'];
        $comments = $_POST['PARAM_6'];
    $orientation = $_POST['PARAM_7'];
    $destination = $_POST['PARAM_8'];
    if ($destination)
        include_once($path_to_root . "/reporting/includes/excel_report.inc");
    else
        include_once($path_to_root . "/reporting/includes/pdf_report.inc");
    $orientation = ($orientation ? 'L' : 'P');
    if ($fromsupp == ALL_TEXT)
        $supp = _('All');
    else
        $supp = get_supplier_name($fromsupp);
        $dec = user_price_dec();
    if ($currency == ALL_TEXT)
    {
        $convert = true;
        $currency = _('Balances in Home currency');
    }
    else
        $convert = false;
    if ($no_zeros) $nozeros = _('Yes');
    else $nozeros = _('No');
    $cols = array(0, 80, 130, 190,    250, 320, 385, 450,    515);
    $headers = array(_('Trans Type'), _('#'), _('Date'), _('Due Date'), _('Debit'),
        _('Credit'), _('Allocated'), _('Outstanding'));
    if ($show_balance)
        $headers[7] = _('Balance');
    $aligns = array('left',    'left',    'left',    'left',    'right', 'right', 'right', 'right');
    $params =   array(     0 => $comments,
                1 => array('text' => _('Period'), 'from' => $from, 'to' => $to),
                2 => array('text' => _('Supplier'), 'from' => $supp, 'to' => ''),
                3 => array(  'text' => _('Currency'),'from' => $currency, 'to' => ''),
            4 => array('text' => _('Suppress Zeros'), 'from' => $nozeros, 'to' => ''));
    $rep = new FrontReport(_('Supplier Ledger'), "SupplierBalances", user_pagesize(), 8, $orientation);
    if ($orientation == 'L')
        recalculate_cols($cols);
    $rep->Font();
    $rep->Info($params, $cols, $headers, $aligns);
    $rep->NewPage();
    $total = array();
    $grandtotal = array(0,0,0,0);
    $sql = "SELECT supplier_id, supp_name AS name, curr_code FROM ".TB_PREF."suppliers";
    if ($fromsupp != ALL_TEXT)
        $sql .= " WHERE supplier_id=".db_escape($fromsupp);
    $sql .= " ORDER BY supp_name";
    $result = db_query($sql, "The customers could not be retrieved");
    while ($myrow=db_fetch($result))
    {
        if (!$convert && $currency != $myrow['curr_code'])
            continue;
        $accumulate = 0;
        $rate = $convert ? get_exchange_rate_from_home_currency($myrow['curr_code'], Today()) : 1;
        $bal = get_open_balance($myrow['supplier_id'], $from);
        $init[0] = $init[1] = 0.0;
        $init[0] = round2(abs($bal['charges']*$rate), $dec);
        $init[1] = round2(Abs($bal['credits']*$rate), $dec);
        $init[2] = round2($bal['Allocated']*$rate, $dec);
        if ($show_balance)
        {
            $init[3] = $init[1] - $init[0];
            $accumulate += $init[3];
        }
        else
            $init[3] = round2($bal['OutStanding']*$rate, $dec);
        $res = getTransactions($myrow['supplier_id'], $from, $to);
        if ($no_zeros && db_num_rows($res) == 0) continue;
        $rep->fontSize += 2;
        $rep->TextCol(0, 2, $myrow['name']);
        if ($convert) $rep->TextCol(2, 3,    $myrow['curr_code']);
        $rep->fontSize -= 2;
        $rep->TextCol(3, 4,    _("Open Balance"));
        $rep->AmountCol(5, 6, $init[0], $dec);
        $rep->AmountCol(4, 5, $init[1], $dec);
        $rep->AmountCol(6, 7, $init[2], $dec);
        $rep->AmountCol(7, 8, $init[3], $dec);
        $total = array(0,0,0,0);
        for ($i = 0; $i < 4; $i++)
        {
            $total[$i] += $init[$i];
            $grandtotal[$i] += $init[$i];
        }
        $rep->NewLine(1, 2);
        $rep->Line($rep->row + 4);
        if (db_num_rows($res)==0) {
            $rep->NewLine(1, 2);
            continue;
        }
        while ($trans=db_fetch($res))
        {
            if ($no_zeros && floatcmp(abs($trans['TotalAmount']), $trans['Allocated']) == 0) continue;
            $rep->NewLine(1, 2);
            $rep->TextCol(0, 1, $systypes_array[$trans['type']]);
            $rep->TextCol(1, 2,    $trans['reference']);
            $rep->DateCol(2, 3,    $trans['tran_date'], true);
            if ($trans['type'] == ST_SUPPINVOICE)
                $rep->DateCol(3, 4,    $trans['due_date'], true);
            $item[0] = $item[1] = 0.0;
            if ($trans['TotalAmount'] > 0.0)
            {
                $item[0] = round2(abs($trans['TotalAmount']) * $rate, $dec);
                $rep->AmountCol(5, 6, $item[0], $dec);
                $accumulate -= $item[0];
            }
            else
            {
                $item[1] = round2(abs($trans['TotalAmount']) * $rate, $dec);
                $rep->AmountCol(4, 5, $item[1], $dec);
                $accumulate += $item[1];
            }
            $item[2] = round2($trans['Allocated'] * $rate, $dec);
            $rep->AmountCol(6, 7, $item[2], $dec);
            if ($trans['TotalAmount'] > 0.0)
                $item[3] = $item[2] - $item[0];
            else
                $item[3] = ($item[2] - $item[1]) * -1;
            if ($show_balance)
                $rep->AmountCol(7, 8, $accumulate, $dec);
            else
                $rep->AmountCol(7, 8, $item[3], $dec);
            for ($i = 0; $i < 4; $i++)
            {
                $total[$i] += $item[$i];
                $grandtotal[$i] += $item[$i];
            }
            if ($show_balance)
                $total[3] = $total[1] - $total[0];
                // $gl_memo = get_gl_memo($trans['type'], -round2($trans['TotalAmount'] * $rate, $dec), $trans['trans_no'], null, $myrow['supplier_id'], PT_SUPPLIER);
                $memo = $gl_memo != "" ? $gl_memo : $trans['memo_'];
                if ($memo <> "")
                {
                        $rep->NewLine(1, 2);
                        $rep->fontSize -= 2;
                        $rep->TextCol(1, 8,    $memo); // added by faisal
                        $rep->fontSize += 2;
                }
                $rep->Line($rep->row - 2);
        }
        $rep->Line($rep->row - 8);
        $rep->NewLine(2);
        $rep->TextCol(0, 1, _('Total Activity'));
        // $rep->TextCol(2, 6, $myrow['name']);
        $rep->AmountCol(5, 6, $total[0] - $init[0], $dec);
        $rep->AmountCol(4, 5, $total[1] - $init[1], $dec);
        $rep->NewLine(2);
        $rep->TextCol(0, 3,    _('Total'));
        $rep->AmountCol(5, 6, $total[0], $dec);
        $rep->AmountCol(4, 5, $total[1], $dec);
        for ($i = 2; $i < 4; $i++)
        {
            $rep->AmountCol($i + 4, $i + 5, $total[$i], $dec);
            $total[$i] = 0.0;
        }
        $rep->Line($rep->row  - 4);
        $rep->NewLine(2);
    }
    $rep->fontSize += 2;
    $rep->TextCol(0, 3,    _('Grand Total'));
    $rep->fontSize -= 2;
    if ($show_balance)
        $grandtotal[3] = $grandtotal[1] - $grandtotal[0];
$rep->AmountCol(4,  5,$grandtotal[1], $dec);
$rep->AmountCol(5,  6,$grandtotal[0], $dec);
    for ($i = 2; $i < 4; $i++)
        $rep->AmountCol($i + 4, $i + 5,$grandtotal[$i], $dec);
    $rep->Line($rep->row  - 4);
    $rep->NewLine();
    $rep->End();
}
?>