0002615: voiding an allocated currency invoice doesn't clear FX account
[fa-stable.git] / sales / includes / db / custalloc_db.inc
index b25c49e8535c0c3c6beb2eeaa41a47c7073db7c8..3010931d59ead0b720cae0fc00f605b2b4084362 100644 (file)
@@ -33,24 +33,18 @@ function delete_cust_allocation($trans_id)
 }
 
 //----------------------------------------------------------------------------------------
-
-function get_DebtorTrans_allocation_balance($trans_type, $trans_no)
+//     Update debtor trans alloc field according to current status of cust_allocations
+//
+function update_debtor_trans_allocation($trans_type, $trans_no)
 {
+       $sql = "UPDATE `".TB_PREF."debtor_trans` trans,
+                       (SELECT sum(amt) amt from ".TB_PREF."cust_allocations
+                               WHERE (trans_type_to=".db_escape($trans_type)." AND trans_no_to=".db_escape($trans_no).")
+                               OR (trans_type_from=".db_escape($trans_type)." AND trans_no_from=".db_escape($trans_no).")) allocated
+               SET 
+                       trans.alloc=IFNULL(allocated.amt,0)
+               WHERE trans.type=".db_escape($trans_type)." AND trans_no=".db_escape($trans_no);
 
-       $sql = "SELECT (ov_amount+ov_gst+ov_freight+ov_freight_tax-ov_discount-alloc) AS BalToAllocate
-               FROM ".TB_PREF."debtor_trans WHERE trans_no=".db_escape($trans_no)." AND type=".db_escape($trans_type);
-       $result = db_query($sql,"calculate the allocation");
-       $myrow = db_fetch_row($result);
-
-       return $myrow[0];
-}
-
-//----------------------------------------------------------------------------------------
-
-function update_debtor_trans_allocation($trans_type, $trans_no, $alloc)
-{
-       $sql = "UPDATE ".TB_PREF."debtor_trans SET alloc = alloc + $alloc
-               WHERE type=".db_escape($trans_type)." AND trans_no = ".db_escape($trans_no);
        db_query($sql, "The debtor transaction record could not be modified for the allocation against it");
 }
 
@@ -81,6 +75,10 @@ function clear_cust_alloctions($type, $type_no, $date="")
                if ($date != "")
                        exchange_variation($type, $type_no, $row['trans_type_to'], $row['trans_no_to'], $date,
                                $row['amt'], PT_CUSTOMER, true);
+               // 2014-01-16 Joe Hunt. Fix for voiding allocated currency sales_invoices.              
+               elseif ($type == ST_SALESINVOICE && $row['trans_type_to'] == $type && $row['trans_no_to'] == $type_no)          
+                       exchange_variation($row['trans_type_from'], $row['trans_no_from'], $row['trans_type_to'], $row['trans_no_to'], 
+                               sql2date($row['date_alloc']), $row['amt'], PT_SUPPLIER, true);
                //////////////////////
        }
 
@@ -107,7 +105,8 @@ function get_alloc_trans_sql($extra_fields=null, $extra_conditions=null, $extra_
                trans.alloc,
                trans.due_date,
                debtor.address,
-               trans.version ";
+               trans.version,
+               trans.debtor_no ";
 
        if ($extra_fields)
                $sql .= ", $extra_fields ";
@@ -153,8 +152,34 @@ function get_allocatable_to_cust_transactions($customer_id, $trans_no=null, $typ
        {
                $sql = get_alloc_trans_sql("amt", "trans.trans_no = alloc.trans_no_to
                        AND trans.type = alloc.trans_type_to
-                       AND alloc.trans_no_from=$trans_no
-                       AND alloc.trans_type_from=$type
+                       AND alloc.trans_no_from=".db_escape($trans_no)."
+                       AND alloc.trans_type_from=".db_escape($type)."
+                       AND trans.debtor_no=".db_escape($customer_id),
+                       "".TB_PREF."cust_allocations as alloc");
+       }
+       else
+       {
+               $sql = get_alloc_trans_sql(null, "round(ov_amount+ov_gst+ov_freight+ov_freight_tax+ov_discount-alloc,6) > 0
+                       AND trans.type <> " . ST_CUSTPAYMENT . "
+                       AND trans.type <> " . ST_BANKDEPOSIT . "
+                       AND trans.type <> " . ST_CUSTCREDIT . "
+                       AND trans.type <> " . ST_CUSTDELIVERY . "
+                       AND trans.debtor_no=".db_escape($customer_id));
+       }
+
+       return db_query($sql." ORDER BY trans_no", "Cannot retreive alloc to transactions");
+}
+
+//-------------------------------------------------------------------------------------------------------------
+
+function get_allocatable_from_cust_transactions($customer_id, $trans_no=null, $type=null)
+{
+       if ($trans_no != null and $type != null)
+       {
+               $sql = get_alloc_trans_sql("amt", "trans.trans_no = alloc.trans_no_from
+                       AND trans.type = alloc.trans_type_from
+                       AND alloc.trans_no_to=".db_escape($trans_no)."
+                       AND alloc.trans_type_to=".db_escape($type)."
                        AND trans.debtor_no=".db_escape($customer_id),
                        "".TB_PREF."cust_allocations as alloc");
        }
@@ -171,5 +196,123 @@ function get_allocatable_to_cust_transactions($customer_id, $trans_no=null, $typ
        return db_query($sql." ORDER BY trans_no", "Cannot retreive alloc to transactions");
 }
 
+function get_sql_for_customer_allocation_inquiry($from, $to, $customer, $filterType, $settled)
+{
+       $data_after = date2sql($from);
+       $date_to = date2sql($to);
+
+       $sql = "SELECT 
+               trans.type,
+               trans.trans_no,
+               trans.reference,
+               trans.order_,
+               trans.tran_date,
+               trans.due_date,
+               debtor.name,
+               debtor.curr_code,
+       (trans.ov_amount + trans.ov_gst + trans.ov_freight 
+                       + trans.ov_freight_tax + trans.ov_discount)     AS TotalAmount,
+               trans.alloc AS Allocated,
+               ((trans.type = ".ST_SALESINVOICE.")
+                       AND trans.due_date < '" . date2sql(Today()) . "') AS OverDue,
+               trans.debtor_no
+       FROM "
+                       .TB_PREF."debtor_trans as trans, "
+                       .TB_PREF."debtors_master as debtor
+       WHERE debtor.debtor_no = trans.debtor_no
+                       AND (trans.ov_amount + trans.ov_gst + trans.ov_freight 
+                               + trans.ov_freight_tax + trans.ov_discount != 0)
+               AND trans.tran_date >= '$data_after'
+               AND trans.tran_date <= '$date_to'";
+
+       if ($customer != ALL_TEXT)
+               $sql .= " AND trans.debtor_no = ".db_escape($customer);
+
+       if (isset($filterType) && $filterType != ALL_TEXT)
+       {
+               if ($filterType == '1' || $filterType == '2')
+               {
+                       $sql .= " AND trans.type = ".ST_SALESINVOICE." ";
+               }
+               elseif ($filterType == '3')
+               {
+                       $sql .= " AND trans.type = " . ST_CUSTPAYMENT;
+               }
+               elseif ($filterType == '4')
+               {
+                       $sql .= " AND trans.type = ".ST_CUSTCREDIT." ";
+               }
+
+       if ($filterType == '2')
+       {
+               $today =  date2sql(Today());
+               $sql .= " AND trans.due_date < '$today'
+                               AND (round(abs(trans.ov_amount + "
+                               ."trans.ov_gst + trans.ov_freight + "
+                               ."trans.ov_freight_tax + trans.ov_discount) - trans.alloc,6) > 0) ";
+       }
+       }
+       else
+       {
+           $sql .= " AND trans.type <> ".ST_CUSTDELIVERY." ";
+       }
+
+
+       if (!$settled)
+       {
+               $sql .= " AND (round(abs(trans.ov_amount + trans.ov_gst + "
+               ."trans.ov_freight + trans.ov_freight_tax + "
+               ."trans.ov_discount) - trans.alloc,6) != 0) ";
+       }
+
+       return $sql;
+}
+
+function credit_sales_invoice_allocate($invoice_no, $credit_no, $amount, $date)
+{
+
+       $sql = "SELECT ov_freight+ov_gst+ov_amount+ov_freight_tax as total, alloc FROM ".TB_PREF."debtor_trans
+               WHERE (`type`=".ST_SALESINVOICE." AND trans_no=".db_escape($invoice_no).")";
+       $result = db_query($sql, "can't retrieve invoice totals");
+       $invoice = db_fetch($result);
+       $free = $invoice['total'] - $invoice['alloc'];
+       
+       if ($free < $amount) {
+        // if there is not enough unallocated amount - remove some payment allocations
+               $sql = "SELECT * FROM ".TB_PREF."cust_allocations
+                       WHERE (trans_type_to=".ST_SALESINVOICE." AND trans_no_to=".db_escape($invoice_no).")
+                       AND trans_type_from <> ".ST_CUSTCREDIT;
+               $result = db_query($sql, "can't retrieve invoice allocations");
+
+               while(($free < $amount) && ($alloc = db_fetch($result))) {
+                       $unalloc = min($alloc['amt'], $amount-$free);
+                       update_debtor_trans_allocation($alloc['trans_type_to'], $alloc['trans_no_to'], 
+                               -$unalloc);
+                       update_debtor_trans_allocation($alloc['trans_type_from'], $alloc['trans_no_from'], 
+                               -$unalloc);
+
+                       delete_cust_allocation($alloc['id']);
+                       if ($unalloc < $alloc['amt'])
+                               add_cust_allocation($alloc['amt']-$unalloc, $alloc['trans_type_from'],
+                                       $alloc['trans_no_from'], ST_SALESINVOICE, $invoice_no);
+
+                       $free += $unalloc;
+               }
+       }
+       if (floatcmp($free, $amount)<0) {
+               // this should never happen unless sparse credit notices were allocated to 
+               // the invoice, or summarized freight costs on credit notes is more than those on invoice.
+               display_error(_("Unsuspected overallocation happened due to sparse credit notes exists for this invoice.
+ Check all credit notes allocated to this invoice for summarized freight charges."));
+               return false;
+       }
+       update_debtor_trans_allocation(ST_SALESINVOICE, $invoice_no, $amount);
+       update_debtor_trans_allocation(ST_CUSTCREDIT, $credit_no, $amount);
+       add_cust_allocation($amount, ST_CUSTCREDIT, $credit_no, ST_SALESINVOICE, $invoice_no);
+
+       exchange_variation(ST_CUSTCREDIT, $credit_no, ST_SALESINVOICE, $invoice_no, $date,
+               $amount, PT_CUSTOMER);
+       return true;
+}
 
 ?>
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