Fixed exchange rate storage in GRN transactions.
[fa-stable.git] / purchasing / includes / db / grn_db.inc
index 84a2f938ad83de9ecb9eeddf6fbefe2484ffa6e0..09090c302fc6a2bf08b3afbab50f94bfd2b0653b 100644 (file)
     See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
 ***********************************************************************/
 //------------------- update average material cost ------------------------------------------ Joe Hunt Mar-03-2008
-
 function update_average_material_cost($supplier, $stock_id, $price, $qty, $date, $adj_only=false)
 {
+       // probably this function should be optimized
+       // passing transaction cart as argument. This would
+       // save a couple of db calls like get_supplier()
+       
+       $supp = get_supplier($supplier);
        if ($supplier != null)
-               $currency = get_supplier_currency($supplier);
+               $currency = $supp['curr_code'];
        else
                $currency = null;
+
+       if ($supp['tax_included'])
+               $price = get_tax_free_price_for_item($stock_id, $price, $supp['tax_group_id'],
+                       $supp['tax_included']);
+
        if ($currency != null)
-               $price_in_home_currency = to_home_currency($price, $currency, $date);
+       {
+               $ex_rate = get_exchange_rate_to_home_currency($currency, $date);
+               $price_in_home_currency = $price / $ex_rate;
+       }       
        else
                $price_in_home_currency = $price;
-       $sql = "SELECT material_cost FROM ".TB_PREF."stock_master WHERE stock_id=".db_escape($stock_id);
+
+       $price_in_home_currency_ = $price_in_home_currency;
+
+       //Handle if inventory will become negative
+    //8-OCT-2011 : Skip negative inventory adjustment for case of adjust_only
+    if (is_inventory_item($stock_id) && !$adj_only) 
+        handle_negative_inventory($stock_id, $qty, $price_in_home_currency, $date);
+       
+       $sql = "SELECT mb_flag, material_cost, labour_cost, overhead_cost FROM ".TB_PREF."stock_master WHERE stock_id=".db_escape($stock_id);
        $result = db_query($sql);
        $myrow = db_fetch($result);
        $material_cost = $myrow['material_cost'];
+       
+       //Price adjustment for manufactured item
+       if (!$adj_only && $myrow['mb_flag'] == 'M') 
+       {
+               $standard_cost = get_standard_cost($stock_id);
+               //reduce overhead_cost and labour_cost from price as those will remain as is
+               $price_in_home_currency = $price_in_home_currency - $myrow['labour_cost'] - $myrow['overhead_cost'];
+       }
+
        if ($adj_only)
                $exclude = ST_CUSTDELIVERY;
        else
                $exclude = 0;
-       $qoh = get_qoh_on_date($stock_id, null, $date, $exclude);
+       $cost_adjust = false;
+
+       $qoh = get_qoh_on_date($stock_id);
 
        if ($adj_only)
        {
-               if ($qoh <= 0)
-                       $material_cost = 0;
-               else
+               if ($qoh > 0)
                        $material_cost = ($qoh * $material_cost + $qty * $price_in_home_currency) /     $qoh;
        }
-       elseif ($qoh + $qty <= 0)
-               $material_cost = 0;
        else
-               $material_cost = ($qoh * $material_cost + $qty * $price_in_home_currency) /     ($qoh + $qty);
+       {
+               if ($qoh < 0)
+               {
+                       if ($qoh + $qty >= 0)
+                               $cost_adjust = true;
+                       $qoh = 0;
+               }
+               if ($qoh + $qty > 0)
+                       $material_cost = ($qoh * $material_cost + $qty * $price_in_home_currency) /     ($qoh + $qty);
+       }
 
+       if ($cost_adjust) // new 2010-02-10 //Chaitanya : Material_cost replaced with price
+               adjust_deliveries($stock_id, $price_in_home_currency_, $date);
        $sql = "UPDATE ".TB_PREF."stock_master SET material_cost=".db_escape($material_cost)."
                WHERE stock_id=".db_escape($stock_id);
+
        db_query($sql,"The cost details for the inventory item could not be updated");
        return $material_cost;
 }
 
 //-------------------------------------------------------------------------------------------------------------
 
-function add_grn(&$po, $date_, $reference, $location)
+function add_grn(&$po)
 {
        global $Refs;
 
-       begin_transaction();
+       $date_ = $po->orig_order_date;
 
-       $grn = add_grn_batch($po->order_no, $po->supplier_id, $reference, $location, $date_);
+       begin_transaction();
+       hook_db_prewrite($po, ST_SUPPRECEIVE);
 
-       foreach ($po->line_items as $order_line)
+       if (!is_company_currency($po->curr_code))
        {
+               if (!$po->ex_rate)
+                       $po->ex_rate = get_date_exchange_rate($po->curr_code, $date_);
+               else
+                       add_new_exchange_rate($po->curr_code, $date_, $po->ex_rate);
+       } else
+               $po->ex_rate = 1;
+
+       $grn = add_grn_batch($po->order_no, $po->supplier_id, $po->reference, $po->Location, $date_, $po->ex_rate);
 
+    $clearing_act = get_company_pref('grn_clearing_act');
+       if ($clearing_act) {    // otherwise GRN clearing account is not used
+           $total = 0;
+       }
+       foreach ($po->line_items as $line_no => $order_line)
+       {
                if ($order_line->receive_qty != 0 && $order_line->receive_qty != "" && isset($order_line->receive_qty))
                {
+                       $stock_gl_code = get_stock_gl_code($order_line->stock_id);
 
                        /*Update sales_order_details for the new quantity received and the standard cost used for postings to GL and recorded in the stock movements for FIFO/LIFO stocks valuations*/
-
-                       //------------------- update average material cost ------------------------------------------ Joe Hunt Mar-03-2008
-                       update_average_material_cost($po->supplier_id, $order_line->stock_id, $order_line->price,
-                               $order_line->receive_qty, $date_);
+                       //------------------- update average material cost and clearing account ----- Joe Hunt Mar-03-2008
+                       if (is_inventory_item($order_line->stock_id))
+                       {
+                               if ($clearing_act)
+                                       $total += add_gl_trans_supplier(ST_SUPPRECEIVE, $grn, $date_, $stock_gl_code["inventory_account"],
+                                               $stock_gl_code['dimension_id'], $stock_gl_code['dimension2_id'],
+                                               $order_line->receive_qty * $order_line->taxfree_charge_price($po), $po->supplier_id, '', 0, $order_line->stock_id);
+                               update_average_material_cost($po->supplier_id, $order_line->stock_id, $order_line->price,
+                                       $order_line->receive_qty, $date_);
+                       }
                        //----------------------------------------------------------------------------------------------------------------
                        if ($order_line->qty_received == 0)
                        {
@@ -81,24 +142,32 @@ function add_grn(&$po, $date_, $reference, $location)
                        add_or_update_purchase_data($po->supplier_id, $order_line->stock_id, $order_line->price, 
                                $order_line->item_description); 
 
-                       /*Need to insert a grn item */
-
+                       /*Need to insert a grn item */ // also need to check for over-receive.(within allowance)
+                       if ($order_line->receive_qty + $order_line->qty_received > $order_line->quantity)
+                               $order_line->quantity = $order_line->receive_qty + $order_line->qty_received;
                        $grn_item = add_grn_detail_item($grn, $order_line->po_detail_rec,
                                $order_line->stock_id, $order_line->item_description,
-                               $order_line->standard_cost,     $order_line->receive_qty, $order_line->price);
+                               $order_line->standard_cost,     $order_line->receive_qty, $order_line->price, $order_line->quantity);
 
-                       /* Update location stock records - NB  a po cannot be entered for a service/kit parts */
-            add_stock_move(ST_SUPPRECEIVE, $order_line->stock_id, $grn, $location, $date_, "",
-               $order_line->receive_qty, $order_line->standard_cost,
-               $po->supplier_id, 1, $order_line->price);
+                       $po->line_items[$line_no]->grn_item_id = $grn_item;
+                       /* Update location stock records - NB  a po cannot be entered for a service/kit parts done automatically */
+                       add_stock_move(ST_SUPPRECEIVE, $order_line->stock_id, $grn, $po->Location, $date_, "",
+                               $order_line->receive_qty, $order_line->standard_cost,
+                       $po->supplier_id, 1, $order_line->taxfree_charge_price($po));
 
                } /*quantity received is != 0 */
        } /*end of order_line loop */
 
-       $Refs->save(ST_SUPPRECEIVE, $grn, $reference);
+       if ($clearing_act && $total != 0.0) {
+               $total += add_gl_trans_supplier(ST_SUPPRECEIVE, $grn, $date_, $clearing_act,
+                       0, 0, -$total, null);
+       }
+       $Refs->save(ST_SUPPRECEIVE, $grn, $po->reference);
 
        add_audit_trail(ST_SUPPRECEIVE, $grn, $date_);
 
+       $po->trans_no = $grn;
+       hook_db_postwrite($po, ST_SUPPRECEIVE);
        commit_transaction();
 
        return $grn;
@@ -106,13 +175,13 @@ function add_grn(&$po, $date_, $reference, $location)
 
 //----------------------------------------------------------------------------------------
 
-function add_grn_batch($po_number, $supplier_id, $reference, $location, $date_)
+function add_grn_batch($po_number, $supplier_id, $reference, $location, $date_, $rate)
 {
        $date = date2sql($date_);
 
-       $sql = "INSERT INTO ".TB_PREF."grn_batch (purch_order_no, delivery_date, supplier_id, reference, loc_code)
+       $sql = "INSERT INTO ".TB_PREF."grn_batch (purch_order_no, delivery_date, supplier_id, reference, loc_code, rate)
                        VALUES (".db_escape($po_number).", ".db_escape($date).", "
-                       .db_escape($supplier_id).", ".db_escape($reference).", ".db_escape($location).")";
+                       .db_escape($supplier_id).", ".db_escape($reference).", ".db_escape($location).", ".db_escape($rate).")";
 
        db_query($sql, "A grn batch record could not be inserted.");
 
@@ -122,11 +191,12 @@ function add_grn_batch($po_number, $supplier_id, $reference, $location, $date_)
 //-------------------------------------------------------------------------------------------------------------
 
 function add_grn_detail_item($grn_batch_id, $po_detail_item, $item_code, $description, $standard_unit_cost,
-       $quantity_received, $price)
+       $quantity_received, $price, $quantity)
 {
        $sql = "UPDATE ".TB_PREF."purch_order_details
         SET quantity_received = quantity_received + ".db_escape($quantity_received).",
         std_cost_unit=".db_escape($standard_unit_cost).",
+        quantity_ordered=".db_escape($quantity).",
         act_price=".db_escape($price)."
         WHERE po_detail_item = ".db_escape($po_detail_item);
 
@@ -195,39 +265,50 @@ function set_grn_item_credited(&$entered_grn, $supplier, $transno, $date)
 function get_grn_items($grn_batch_id=0, $supplier_id="", $outstanding_only=false,
        $is_invoiced_only=false, $invoice_no=0, $begin="", $end="")
 {
-    $sql = "SELECT ".TB_PREF."grn_batch.*, ".TB_PREF."grn_items.*, "
-       .TB_PREF."purch_order_details.unit_price,
-               ".TB_PREF."purch_order_details.std_cost_unit, units
-       FROM ".TB_PREF."grn_batch, ".TB_PREF."grn_items, "
-       .TB_PREF."purch_order_details, ".TB_PREF."stock_master";
-    if ($invoice_no != 0)
-       $sql .= ", ".TB_PREF."supp_invoice_items";
-    $sql .= " WHERE ".TB_PREF."grn_items.grn_batch_id=".TB_PREF."grn_batch.id
-               AND ".TB_PREF."grn_items.po_detail_item=".TB_PREF."purch_order_details.po_detail_item";
-       if ($invoice_no != 0)
-               $sql .= " AND ".TB_PREF."supp_invoice_items.supp_trans_type=".ST_SUPPINVOICE." AND 
-                       ".TB_PREF."supp_invoice_items.supp_trans_no=$invoice_no AND
-                       ".TB_PREF."grn_items.id=".TB_PREF."supp_invoice_items.grn_item_id";
-       $sql .= " AND ".TB_PREF."stock_master.stock_id=".TB_PREF."grn_items.item_code ";
+    $sql = "SELECT grn.*, grn_item.*,
+               grn_item.quantity_inv".($invoice_no ? "-invoice_item.quantity" : '')."  quantity_inv,
+       po_item.unit_price,
+       po_item.act_price,
+       po_item.quantity_ordered,
+       po_item.std_cost_unit, units
+       FROM    ".TB_PREF."grn_batch grn, "
+                       .TB_PREF."purch_order_details po_item, "
+                       .TB_PREF."stock_master stock_item,"
+                               .TB_PREF."grn_items grn_item ";
+    if ($invoice_no != 0) {
+       $sql .= " LEFT JOIN ".TB_PREF."supp_invoice_items invoice_item ON ";
+
+               $inv_cond = "invoice_item.supp_trans_type=".ST_SUPPINVOICE." AND invoice_item.supp_trans_no ";
+               if (is_array($invoice_no))
+                       $inv_cond .= " IN (".implode(',' , $invoice_no) . ")";
+               else
+                       $inv_cond .= " = $invoice_no";
+               $sql .= "($inv_cond) AND grn_item.id=invoice_item.grn_item_id";
+       }
+    $sql .= " WHERE grn_item.grn_batch_id=grn.id
+               AND grn_item.po_detail_item=po_item.po_detail_item";
+
+       if ($outstanding_only)
+       $sql .= " AND (".($invoice_no ? "$inv_cond OR ":'')."grn_item.qty_recd - grn_item.quantity_inv > 0)";
+
+       $sql .= " AND stock_item.stock_id=grn_item.item_code ";
 
        if ($begin != "")
-               $sql .= " AND ".TB_PREF."grn_batch.delivery_date>='".date2sql($begin)."'";
+               $sql .= " AND grn.delivery_date>='".date2sql($begin)."'";
        if ($end != "")
-               $sql .= " AND ".TB_PREF."grn_batch.delivery_date<='".date2sql($end)."'";
+               $sql .= " AND grn.delivery_date<='".date2sql($end)."'";
        if ($grn_batch_id != 0)
-               $sql .= " AND ".TB_PREF."grn_batch.id=".db_escape($grn_batch_id)
-                       ." AND ".TB_PREF."grn_items.grn_batch_id=".db_escape($grn_batch_id);
+               $sql .= " AND grn.id=".db_escape($grn_batch_id)
+                       ." AND grn_item.grn_batch_id=".db_escape($grn_batch_id);
 
        if ($is_invoiced_only)
-               $sql .= " AND ".TB_PREF."grn_items.quantity_inv > 0";
-
-       if ($outstanding_only)
-       $sql .= " AND ".TB_PREF."grn_items.qty_recd - ".TB_PREF."grn_items.quantity_inv > 0";
+               $sql .= " AND grn_item.quantity_inv > 0";
 
        if ($supplier_id != "")
-               $sql .= " AND ".TB_PREF."grn_batch.supplier_id =".db_escape($supplier_id);
+               $sql .= " AND grn.supplier_id =".db_escape($supplier_id);
 
-       $sql .= " ORDER BY ".TB_PREF."grn_batch.delivery_date, ".TB_PREF."grn_batch.id, ".TB_PREF."grn_items.id";
+       $sql .= " ORDER BY grn.delivery_date, grn.id, grn_item.id";
 
        return db_query($sql, "Could not retreive GRNS");
 }
@@ -261,7 +342,8 @@ function read_grn_items_to_order($grn_batch, &$order)
 
                while ($myrow = db_fetch($result))
                {
-
+                       if ($myrow['qty_recd'] == 0 && $myrow['quantity_inv'] == 0)
+                               continue; // 2011-01-18 Joe Hunt. We will not have empty credited rows.
                        if (is_null($myrow["units"]))
                        {
                                $units = "";
@@ -271,12 +353,12 @@ function read_grn_items_to_order($grn_batch, &$order)
                                $units = $myrow["units"];
                        }
 
-                       $order->add_to_order($order->lines_on_order+1, $myrow["item_code"],
-                               1,$myrow["description"], $myrow["unit_price"],$units,
+                       $order->add_to_order($order->lines_on_order, $myrow["item_code"],
+                               $myrow["qty_recd"],$myrow["description"], $myrow["unit_price"],$units,
                                sql2date($myrow["delivery_date"]), $myrow["quantity_inv"],
                                $myrow["qty_recd"]);
 
-                       $order->line_items[$order->lines_on_order]->po_detail_rec = $myrow["po_detail_item"];
+                       $order->line_items[$order->lines_on_order-1]->po_detail_rec = $myrow["po_detail_item"];
                } /* line po from purchase order details */
        } //end of checks on returned data set
 }
@@ -293,14 +375,16 @@ function read_grn($grn_batch, &$order)
 
        $row = db_fetch($result);
        $po_number = $row["purch_order_no"];
+       $order->ex_rate = $row["rate"];
 
        $result = read_po_header($po_number, $order);
 
        if ($result)
        {
 
+               $order->trans_type = ST_SUPPRECEIVE;
                $order->orig_order_date = sql2date($row["delivery_date"]);
-               $order->location = $row["loc_code"];
+               $order->Location = $row["loc_code"];
                $order->reference = $row["reference"];
 
                read_grn_items_to_order($grn_batch, $order);
@@ -351,6 +435,7 @@ function void_grn($grn_batch)
                return false;
 
        begin_transaction();
+       hook_db_prevoid(ST_SUPPRECEIVE, $grn_batch);
 
        void_bank_trans(ST_SUPPRECEIVE, $grn_batch, true);
        void_gl_trans(ST_SUPPRECEIVE, $grn_batch, true);
@@ -388,4 +473,3 @@ function void_grn($grn_batch)
 
 //----------------------------------------------------------------------------------------------------------
 
-?>
\ No newline at end of file