Merged last changes from stable.
[fa-stable.git] / includes / db / inventory_db.inc
index 2c0f5e6dfb8b5cadc61ce6caf07a54a449c48d4b..c65cacb2c665a93a2072ecf23e98b921f71449c4 100644 (file)
@@ -45,7 +45,8 @@ function get_qoh_on_date($stock_id, $location=null, $date_=null, $exclude=0)
             $myrow[0] -= $myrow2[0];
     }
 
-    return $myrow[0];
+    $qoh =  $myrow[0];
+               return $qoh ? $qoh : 0;
 }
 
 //--------------------------------------------------------------------------------------
@@ -65,7 +66,6 @@ function get_item_edit_info($stock_id)
 
 function get_standard_cost($stock_id)
 {
-       //Chaitanya : Compatibility with service items
        $sql = "SELECT (material_cost + labour_cost + overhead_cost) AS std_cost
                FROM ".TB_PREF."stock_master s WHERE stock_id=".db_escape($stock_id);
        $result = db_query($sql, "The standard cost cannot be retrieved");
@@ -107,7 +107,6 @@ function last_negative_stock_begin_date($stock_id, $to)
 }
 
 //-------------------------------------------------------------------
-// Newly written
 
 function get_already_delivered($stock_id, $location, $trans_no)
 {
@@ -131,7 +130,7 @@ function last_negative_stock_trans_id($stock_id, $to)
        
        $qty = 0;
        $flag = 0;
-       $negative_trans_id = 1;
+       $negative_trans_id = -1;
        
        while ($myrow = db_fetch($result))
        {
@@ -142,10 +141,13 @@ function last_negative_stock_trans_id($stock_id, $to)
                        $negative_trans_id = $myrow['trans_id'];
                }
                if ($qty >= 0)
-                       $flag = 0;      
+                       $flag = 0;
        }
-               
-       return $negative_trans_id;
+
+       if ($flag == 1)
+               return $negative_trans_id;
+       else 
+               return false;
 }
 
 //-------------------------------------------------------------------
@@ -162,116 +164,58 @@ function get_deliveries_between($stock_id, $from, $to)
        return db_fetch_row($result);
 }
 
-//Newly written
 function get_deliveries_from_trans($stock_id, $from)
 {
        // -ve qty is delivery either by ST_CUSTDELIVERY or inventory adjustment
-       $sql = "SELECT SUM(-qty), SUM(-qty*standard_cost) FROM ".TB_PREF."stock_moves
-               WHERE stock_id=".db_escape($stock_id)." AND qty < 0 AND
-                       trans_id>='$from' GROUP BY stock_id";
+    //Price for GRN and SUPPCREDIT and std_cost for other trans_types
+    $sql = "SELECT SUM(-qty), SUM(-qty*IF(type=".ST_SUPPRECEIVE." OR type=".ST_SUPPCREDIT.", price, standard_cost))
+        FROM ".TB_PREF."stock_moves
+        WHERE stock_id=".db_escape($stock_id)." AND qty < 0 AND
+            trans_id>='$from' GROUP BY stock_id";
        $result = db_query($sql, "The deliveries could not be updated");
        $row = db_fetch_row($result);
        
-       display_notification('Row0 - '.$row[0].' Row1- '.$row[1]);
-       
-       //return $row;
-       
-       // Get Std cost of previsous transaction before the cut-over delivery
-       // This is useful to get inventory valuation
-       //Chaitanya : Corrected
-       /*$sql = "SELECT max( `trans_id` )
-                       FROM ".TB_PREF."stock_moves
-                       WHERE stock_id = ".db_escape($stock_id)."
-                       AND trans_id<'$from'";
-       $result = db_query($sql, "The deliveries could not be updated");
-       $trans = db_fetch_row($result);
-       $prev_trans = $trans[0];*/
-       
-       display_notification('From - '.$from);
-       $sql = "SELECT standard_cost FROM ".TB_PREF."stock_moves
-               WHERE stock_id=".db_escape($stock_id)
-                       ." AND trans_id ='$from'";
-       $result = db_query($sql, "The deliveries could not be updated");
-       $cost = db_fetch_row($result);  
-       
-       display_notification('Last Delivery Cost - '.$cost[0]);
-       
+    $sql = "SELECT IF(type=".ST_SUPPRECEIVE." OR type=".ST_SUPPCREDIT.", price, standard_cost)
+        FROM ".TB_PREF."stock_moves
+        WHERE stock_id=".db_escape($stock_id)
+            ." AND trans_id ='$from'";
+    $result = db_query($sql, "The deliveries could not be updated");
+    $cost = db_fetch_row($result);
+
        // Adjusting QOH valuation 
        $sql = "SELECT SUM(qty) FROM ".TB_PREF."stock_moves
                WHERE stock_id=".db_escape($stock_id)." AND
                        trans_id<'$from' GROUP BY stock_id";
        $result = db_query($sql, "The deliveries could not be updated");
        $qoh = db_fetch_row($result);
-       
-       display_notification('QOH before last delivery - '.$qoh[0]);
-       
-       $qty = $row[0] - $qoh[0]; //Qoh is minus from delivered in -ve
+
+       $qty = $row[0] - $qoh[0]; //QOH prior to -ve stock is subtracted
        $final_cost = $row[1] - $qoh[0]*$cost[0];
        
-       display_notification('Qty - '.$qty.' cost- '.$final_cost);
-       
        return array($qty,$final_cost); 
 }
 
-//Newly written
 function get_purchases_from_trans($stock_id, $from)
 {
        // Calculate All inward stock moves i.e. qty > 0
        $sql = "SELECT SUM(qty), SUM(qty*standard_cost) FROM ".TB_PREF."stock_moves
                WHERE stock_id=".db_escape($stock_id)." AND qty > 0 AND 
                        trans_id>'$from' GROUP BY stock_id";
-       display_notification($sql);
        $result = db_query($sql, "Could not get get_purchases_from_trans");
        $row = db_fetch_row($result);
        
-       display_notification('Purchase Qty - '.$row[0].' Cost- '.$row[1]);
-       
        return $row;
 }
 
 //-------------------------------------------------------------------
-/* Original Code V0 Leave as is a while
-function adjust_deliveries_v0($stock_id, $material_cost, $to)
-{
-       if (!is_inventory_item($stock_id))
-               return;
-       $from = last_negative_stock_begin_date($stock_id, $to);
-       if ($from == false || $from == "")
-               return;
-       $from = sql2date($from);
-       $row = get_deliveries_between($stock_id, $from, $to);
-       if ($row == false)
-               return; 
-       $old_cost = $row[1];
-       $new_cost = $row[0] * $material_cost;
-       $diff = $new_cost - $old_cost;
-       if ($diff != 0)
-       {
-               $update_no = get_next_trans_no(ST_COSTUPDATE);
-               if (!is_date_in_fiscalyear($to))
-                       $to = end_fiscalyear();
-          
-               $stock_gl_code = get_stock_gl_code($stock_id);
 
-               $memo_ = sprintf(_("Cost was %s changed to %s for item '%s'"),
-                       $old_cost, $new_cost, $stock_id);
-               add_gl_trans_std_cost(ST_COSTUPDATE, $update_no, $to, $stock_gl_code["cogs_account"], 
-                       $stock_gl_code["dimension_id"], $stock_gl_code["dimension2_id"], $memo_, $diff);
-
-               add_gl_trans_std_cost(ST_COSTUPDATE, $update_no, $to, $stock_gl_code["inventory_account"], 
-                       0, 0, $memo_, -$diff);
-               add_audit_trail(ST_COSTUPDATE, $update_no, $to);
-       }
-}
-*/
-//New written function
 function adjust_deliveries($stock_id, $material_cost, $to)
 {
        if (!is_inventory_item($stock_id))
                return;
        
        $from = last_negative_stock_trans_id($stock_id, $to);
-       if ($from == false || $from == "")
+       if ($from == false || $from == -1)
                return;
 
        $row = get_deliveries_from_trans($stock_id, $from);
@@ -282,10 +226,6 @@ function adjust_deliveries($stock_id, $material_cost, $to)
        $new_sales_cost = $row[0] * $material_cost;
        $sales_diff = $new_sales_cost - $old_sales_cost;
        
-       display_notification(_("new_sales_cost").' - '.$row[0] .' * '. $material_cost);
-       display_notification(_("new_sales_cost").' - '.$new_sales_cost.' old_sales_cost- '.$old_sales_cost);
-       display_notification(_("Sales Diff").' - '.$sales_diff);
-       
        $row = get_purchases_from_trans($stock_id, $from);
        $purchase_diff = 0;
        $old_purchase_cost = 0;
@@ -295,14 +235,9 @@ function adjust_deliveries($stock_id, $material_cost, $to)
                $new_purchase_cost = $row[0] * $material_cost;
                $purchase_diff = $new_purchase_cost - $old_purchase_cost;
        }
-       
-       display_notification(_("new_purchase_cost").' - '.$new_purchase_cost.' old_purchase_cost- '.$old_purchase_cost);
-       display_notification(_("purchase_diff").' - '.$purchase_diff);  
-       
+
        $diff =  $sales_diff - $purchase_diff;
        
-       display_notification(_("Final diff").' - '.$diff);      
-       
        if ($diff != 0)
        {
                $update_no = get_next_trans_no(ST_COSTUPDATE);
@@ -314,8 +249,9 @@ function adjust_deliveries($stock_id, $material_cost, $to)
                $dec = user_price_dec();
                $old_cost = -round2($old_sales_cost-$old_purchase_cost,$dec);
                $new_cost = -round2($new_sales_cost-$new_purchase_cost,$dec);
-               
-               $memo_ = _("Cost was ") . $old_cost. _(" changed to ") . $new_cost . _(" for item ")."'$stock_id'";
+
+               $memo_ = sprintf(_("Cost was %s changed to %s x quantity on hand for item '%s'"),
+                       number_format2($old_cost, 2), number_format2($new_cost, 2), $stock_id);
                add_gl_trans_std_cost(ST_COSTUPDATE, $update_no, $to, $stock_gl_code["cogs_account"], 
                        $stock_gl_code["dimension_id"], $stock_gl_code["dimension2_id"], $memo_, $diff);           
 
@@ -328,7 +264,6 @@ function adjust_deliveries($stock_id, $material_cost, $to)
 function get_stock_gl_code($stock_id)
 {
        /*Gets the GL Codes relevant to the item account  */
-       //Chaitanya : Updated to also provide mb_flag
        $sql = "SELECT mb_flag, inventory_account, cogs_account,
                adjustment_account, sales_account, assembly_account, dimension_id, dimension2_id FROM
                ".TB_PREF."stock_master WHERE stock_id = ".db_escape($stock_id);
@@ -338,11 +273,10 @@ function get_stock_gl_code($stock_id)
 }
 
 //-----------------------------------------------------------------------------------------
-//Chaitanya : New Function handle negative stock effect
-//Called in add_stock_move
+
 function handle_negative_inventory($stock_id, $quantity, $standard_cost, $date_)
 {
-       //Chaitanya : If negative adjustment result in negative or zero inventory 
+       //If negative adjustment result in negative or zero inventory
        //then difference should be adjusted
        $qoh = get_qoh_on_date($stock_id);
 
@@ -387,13 +321,6 @@ function add_stock_move($type, $stock_id, $trans_no, $location,
     $date_, $reference, $quantity, $std_cost, $person_id=0, $show_or_hide=1,
     $price=0, $discount_percent=0, $error_msg="")
 {
-       // Chaitanya : Removed following restriction considering WO issues
-       // Voiding issues and productions with Service items can not get the 
-       // Service items compatibility
-       // do not add a stock move if it's a non-inventory item
-       //if (!is_inventory_item($stock_id))
-               //return null;
-
        $date = date2sql($date_);
 
        $sql = "INSERT INTO ".TB_PREF."stock_moves (stock_id, trans_no, type, loc_code,
@@ -414,7 +341,6 @@ function add_stock_move($type, $stock_id, $trans_no, $location,
        return db_insert_id();
 }
 
-//Chaitanya : Added function
 function update_stock_move($type, $trans_no, $stock_id, $cost)
 {
        $sql = "UPDATE ".TB_PREF."stock_moves SET standard_cost=".db_escape($cost)
@@ -457,38 +383,30 @@ function get_stock_moves($type, $type_no, $visible=false)
 
 function void_stock_move($type, $type_no)
 {
-    //Chaitanya : Reversing stock move rather than voiding as it is hazardous to lose stock movement trail with respect to costing
-    /*$sql = "UPDATE ".TB_PREF."stock_moves SET qty=0, price=0, discount_percent=0,
-        standard_cost=0 WHERE type=".db_escape($type)." AND trans_no=".db_escape($type_no);
-        
-    db_query($sql, "Could not void stock moves"); */
-    
     $sql = "SELECT * from ".TB_PREF."stock_moves WHERE type=".db_escape($type)." AND trans_no=".db_escape($type_no);
+
     $result = db_query($sql, "Could not void stock moves");
     while ($row = db_fetch($result))
     {
                //Skip cost averaging of service items
                if (is_inventory_item($row["stock_id"]))
-               {        
+               {
                        // The cost has to be adjusted.
-                       //Chaitanya : Transaction rates are stored either as price or standard_cost depending
-                       //on types
-                       $types = array(ST_SUPPCREDIT);
-                       if (in_array($type,$types))
-                               $trans_rate = $row["price"];
+                       // Transaction rates are stored either as price or standard_cost depending on types
+                       $types = array(ST_SUPPCREDIT, ST_SUPPRECEIVE);
+                       if (in_array($type, $types))
+                               $unit_cost = $row["price"];
                        else
-                               $trans_rate = $row["standard_cost"];
+                               $unit_cost = $row["standard_cost"];
 
-                       update_average_material_cost(0, $row["stock_id"],
-                               $trans_rate, -$row["qty"], sql2date($row["tran_date"]));
+                       update_average_material_cost($row["person_id"], $row["stock_id"],
+                               $unit_cost, -$row["qty"], sql2date($row["tran_date"]));
                }
-               
-               //Post stock move for service items also
-        add_stock_move($type, $row["stock_id"], $type_no, $row["loc_code"],
-               sql2date($row["tran_date"]), $row["reference"], -$row["qty"]
-                       , $row["standard_cost"], $row["person_id"], $row["visible"],
-               $row["price"], $row["discount_percent"]);
+
     }
+       $sql = "DELETE FROM ".TB_PREF."stock_moves WHERE type=".db_escape($type)
+               ."      AND trans_no=".db_escape($type_no);
+       db_query($sql, "The stock movement cannot be delated");
 }
 
 //--------------------------------------------------------------------------------------------------
@@ -508,8 +426,3 @@ function get_location_name($loc_code)
 
        display_db_error("could not retreive the location name for $loc_code", $sql, true);
 }
-
-//--------------------------------------------------------------------------------------------------
-
-
-?>
\ No newline at end of file