3 //------------------- update average material cost ------------------------------------------ Joe Hunt Mar-03-2008
5 function update_average_material_cost($supplier, $stock_id, $price, $qty, $date, $adj_only=false)
8 $currency = get_supplier_currency($supplier);
11 if ($currency != null)
12 $price_in_home_currency = to_home_currency($price, $currency, $date);
14 $price_in_home_currency = $price;
15 $sql = "SELECT material_cost FROM ".TB_PREF."stock_master WHERE stock_id='$stock_id'";
16 $result = db_query($sql);
17 $myrow = db_fetch($result);
18 $material_cost = $myrow['material_cost'];
23 $qoh = get_qoh_on_date($stock_id, null, $date, $exclude);
34 $material_cost = ($qoh * $material_cost + $qty * $price_in_home_currency) / $qoh;
37 $material_cost = ($qoh * $material_cost + $qty * $price_in_home_currency) / ($qoh + $qty);
39 $sql = "UPDATE ".TB_PREF."stock_master SET material_cost=".db_escape($material_cost)."
40 WHERE stock_id='$stock_id'";
41 db_query($sql,"The cost details for the inventory item could not be updated");
42 return $material_cost;
45 //-------------------------------------------------------------------------------------------------------------
47 function add_grn(&$po, $date_, $reference, $location)
51 $grn = add_grn_batch($po->order_no, $po->supplier_id, $reference, $location, $date_);
53 foreach ($po->line_items as $order_line)
56 if ($order_line->receive_qty != 0 && $order_line->receive_qty != "" && isset($order_line->receive_qty))
59 /*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*/
61 //------------------- update average material cost ------------------------------------------ Joe Hunt Mar-03-2008
62 update_average_material_cost($po->supplier_id, $order_line->stock_id, $order_line->price,
63 $order_line->receive_qty, $date_);
64 //----------------------------------------------------------------------------------------------------------------
65 if ($order_line->qty_received == 0)
67 /*This must be the first receipt of goods against this line */
68 /*Need to get the standard cost as it is now so we can process GL jorunals later*/
69 $order_line->standard_cost = get_standard_cost($order_line->stock_id);
73 /*Need to insert a grn item */
75 $grn_item = add_grn_detail_item($grn, $order_line->po_detail_rec,
76 $order_line->stock_id, $order_line->item_description,
77 $order_line->standard_cost, $order_line->receive_qty, $order_line->price);
79 /* Update location stock records - NB a po cannot be entered for a service/kit parts */
80 add_stock_move(25, $order_line->stock_id, $grn, $location, $date_, "",
81 $order_line->receive_qty, $order_line->standard_cost,
82 $po->supplier_id, 1, $order_line->price);
84 } /*quantity received is != 0 */
85 } /*end of order_line loop */
87 references::save_last($reference, 25);
94 //----------------------------------------------------------------------------------------
96 function add_grn_batch($po_number, $supplier_id, $reference, $location, $date_)
98 $date = date2sql($date_);
100 $sql = "INSERT INTO ".TB_PREF."grn_batch (purch_order_no, delivery_date, supplier_id, reference, loc_code)
101 VALUES (".db_escape($po_number).", ".db_escape($date).", "
102 .db_escape($supplier_id).", ".db_escape($reference).", ".db_escape($location).")";
104 db_query($sql, "A grn batch record could not be inserted.");
106 return db_insert_id();
109 //-------------------------------------------------------------------------------------------------------------
111 function add_grn_detail_item($grn_batch_id, $po_detail_item, $item_code, $description, $standard_unit_cost,
112 $quantity_received, $price)
114 $sql = "UPDATE ".TB_PREF."purch_order_details
115 SET quantity_received = quantity_received + $quantity_received,
116 std_cost_unit=$standard_unit_cost,
118 WHERE po_detail_item = $po_detail_item";
120 db_query($sql, "a purchase order details record could not be updated. This receipt of goods has not been processed ");
122 $sql = "INSERT INTO ".TB_PREF."grn_items (grn_batch_id, po_detail_item, item_code, description, qty_recd)
123 VALUES ($grn_batch_id, $po_detail_item, ".db_escape($item_code).", ".db_escape($description).", $quantity_received)";
125 db_query($sql, "A GRN detail item could not be inserted.");
127 return db_insert_id();
130 //----------------------------------------------------------------------------------------
132 function set_grn_item_credited(&$entered_grn, $supplier, $transno, $date)
134 $sql = "SELECT ".TB_PREF."grn_batch.*, ".TB_PREF."grn_items.*
135 FROM ".TB_PREF."grn_batch, ".TB_PREF."grn_items
136 WHERE ".TB_PREF."grn_items.grn_batch_id=".TB_PREF."grn_batch.id
137 AND ".TB_PREF."grn_items.id=$entered_grn->id
138 AND ".TB_PREF."grn_items.item_code='$entered_grn->item_code' ";
139 $result = db_query($sql, "Could not retreive GRNS");
140 $myrow = db_fetch($result);
141 //$sql = "UPDATE ".TB_PREF."grn_items SET qty_recd=0, quantity_inv=0 WHERE id=$entered_grn->id";
142 $sql = "UPDATE ".TB_PREF."grn_items SET qty_recd=qty_recd+$entered_grn->this_quantity_inv,
143 quantity_inv=quantity_inv+$entered_grn->this_quantity_inv WHERE id=$entered_grn->id";
145 $mcost = update_average_material_cost($supplier, $entered_grn->item_code,
146 $entered_grn->chg_price, $entered_grn->this_quantity_inv, $date);
147 add_stock_move(21, $entered_grn->item_code, $transno, $myrow['loc_code'], $date, "",
148 $entered_grn->this_quantity_inv, $mcost, $supplier, 1, $entered_grn->chg_price);
151 function get_grn_items($grn_batch_id=0, $supplier_id="", $outstanding_only=false,
152 $is_invoiced_only=false)
154 $sql = "SELECT ".TB_PREF."grn_batch.*, ".TB_PREF."grn_items.*, ".TB_PREF."purch_order_details.unit_price,
155 ".TB_PREF."purch_order_details.std_cost_unit, units
156 FROM ".TB_PREF."grn_batch, ".TB_PREF."grn_items, ".TB_PREF."purch_order_details, ".TB_PREF."stock_master
157 WHERE ".TB_PREF."grn_items.grn_batch_id=".TB_PREF."grn_batch.id
158 AND ".TB_PREF."grn_items.po_detail_item=".TB_PREF."purch_order_details.po_detail_item
159 AND ".TB_PREF."stock_master.stock_id=".TB_PREF."grn_items.item_code ";
161 if ($grn_batch_id != 0)
162 $sql .= " AND ".TB_PREF."grn_batch.id=$grn_batch_id AND ".TB_PREF."grn_items.grn_batch_id=$grn_batch_id ";
164 if ($is_invoiced_only)
165 $sql .= " AND ".TB_PREF."grn_items.quantity_inv > 0";
167 if ($outstanding_only)
168 $sql .= " AND ".TB_PREF."grn_items.qty_recd - ".TB_PREF."grn_items.quantity_inv > 0";
170 if ($supplier_id != "")
171 $sql .= " AND ".TB_PREF."grn_batch.supplier_id ='$supplier_id' ";
173 $sql .= " ORDER BY ".TB_PREF."grn_batch.delivery_date, ".TB_PREF."grn_batch.id, ".TB_PREF."grn_items.id";
175 return db_query($sql, "Could not retreive GRNS");
178 //----------------------------------------------------------------------------------------
180 // get the details for a given grn item
182 function get_grn_item_detail($grn_item_no)
184 $sql = "SELECT ".TB_PREF."grn_items.*, ".TB_PREF."purch_order_details.unit_price,
185 ".TB_PREF."grn_items.qty_recd - ".TB_PREF."grn_items.quantity_inv AS QtyOstdg,
186 ".TB_PREF."purch_order_details.std_cost_unit
187 FROM ".TB_PREF."grn_items, ".TB_PREF."purch_order_details, ".TB_PREF."stock_master
188 WHERE ".TB_PREF."grn_items.po_detail_item=".TB_PREF."purch_order_details.po_detail_item
189 AND ".TB_PREF."stock_master.stock_id=".TB_PREF."grn_items.item_code
190 AND ".TB_PREF."grn_items.id=$grn_item_no";
192 $result = db_query($sql, "could not retreive grn item details");
193 return db_fetch($result);
196 //----------------------------------------------------------------------------------------
198 function read_grn_items_to_order($grn_batch, &$order)
200 $result = get_grn_items($grn_batch);
202 if (db_num_rows($result) > 0)
205 while ($myrow = db_fetch($result))
208 if (is_null($myrow["units"]))
214 $units = $myrow["units"];
217 $order->add_to_order($order->lines_on_order+1, $myrow["item_code"],
218 1,$myrow["description"], $myrow["unit_price"],$units,
219 sql2date($myrow["delivery_date"]), $myrow["quantity_inv"],
222 $order->line_items[$order->lines_on_order]->po_detail_rec = $myrow["po_detail_item"];
223 } /* line po from purchase order details */
224 } //end of checks on returned data set
227 //----------------------------------------------------------------------------------------
229 // read a grn into an order class
231 function read_grn($grn_batch, &$order)
233 $sql= "SELECT * FROM ".TB_PREF."grn_batch WHERE id=$grn_batch";
235 $result = db_query($sql, "The grn sent is not valid");
237 $row = db_fetch($result);
238 $po_number = $row["purch_order_no"];
240 $result = read_po_header($po_number, $order);
245 $order->orig_order_date = sql2date($row["delivery_date"]);
246 $order->location = $row["loc_code"];
247 $order->reference = $row["reference"];
249 read_grn_items_to_order($grn_batch, $order);
253 //----------------------------------------------------------------------------------------------------------
255 // get the GRNs (batch info not details) for a given po number
257 function get_po_grns($po_number)
259 $sql = "SELECT * FROM ".TB_PREF."grn_batch WHERE purch_order_no=$po_number";
261 return db_query($sql, "The grns for the po $po_number could not be retreived");
264 //----------------------------------------------------------------------------------------------------------
266 function exists_grn($grn_batch)
268 $sql = "SELECT id FROM ".TB_PREF."grn_batch WHERE id=$grn_batch";
269 $result = db_query($sql, "Cannot retreive a grn");
271 return (db_num_rows($result) > 0);
274 //----------------------------------------------------------------------------------------------------------
276 function exists_grn_on_invoices($grn_batch)
278 $sql = "SELECT ".TB_PREF."supp_invoice_items.id FROM ".TB_PREF."supp_invoice_items,".TB_PREF."grn_items
279 WHERE ".TB_PREF."supp_invoice_items.grn_item_id=".TB_PREF."grn_items.id
281 AND grn_batch_id=$grn_batch";
282 $result = db_query($sql, "Cannot query GRNs");
284 return (db_num_rows($result) > 0);
287 //----------------------------------------------------------------------------------------------------------
289 function void_grn($grn_batch)
291 // if this grn is references on any invoices/credit notes, then it
293 if (exists_grn_on_invoices($grn_batch))
298 void_bank_trans(25, $grn_batch, true);
299 void_gl_trans(25, $grn_batch, true);
301 // clear the quantities of the grn items in the POs and invoices
302 $result = get_grn_items($grn_batch);
304 if (db_num_rows($result) > 0)
307 while ($myrow = db_fetch($result))
310 $sql = "UPDATE ".TB_PREF."purch_order_details
311 SET quantity_received = quantity_received - " . $myrow["qty_recd"] . "
312 WHERE po_detail_item = " . $myrow["po_detail_item"];
314 db_query($sql, "a purchase order details record could not be voided.");
318 // clear the quantities in the grn items
319 $sql = "UPDATE ".TB_PREF."grn_items SET qty_recd=0, quantity_inv=0
320 WHERE grn_batch_id=$grn_batch";
322 db_query($sql, "A grn detail item could not be voided.");
324 // clear the stock move items
325 void_stock_move(25, $grn_batch);
327 commit_transaction();
332 //----------------------------------------------------------------------------------------------------------