3 //------------------- update average material cost ------------------------------------------ Joe Hunt Mar-03-2008
5 function update_average_material_cost($supplier, $stock_id, $price, $qty, $date, $adj_only)
7 $currency = get_supplier_currency($supplier);
9 $price_in_home_currency = to_home_currency($price, $currency, $date);
11 $price_in_home_currency = $price;
12 $sql = "SELECT material_cost FROM ".TB_PREF."stock_master WHERE stock_id='$stock_id'";
13 $result = db_query($sql);
14 $myrow = db_fetch($result);
15 $material_cost = $myrow['material_cost'];
16 $qoh = get_qoh_on_date($stock_id, null, $date);
26 $material_cost = ($qoh * $material_cost + $qty * $price_in_home_currency) / $qoh;
29 $material_cost = ($qoh * $material_cost + $qty * $price_in_home_currency) / ($qoh + $qty);
31 $sql = "UPDATE ".TB_PREF."stock_master SET material_cost=".db_escape($material_cost)."
32 WHERE stock_id='$stock_id'";
33 db_query($sql,"The cost details for the inventory item could not be updated");
34 return $material_cost;
37 //-------------------------------------------------------------------------------------------------------------
39 function add_grn(&$po, $date_, $reference, $location)
43 $grn = add_grn_batch($po->order_no, $po->supplier_id, $reference, $location, $date_);
45 foreach ($po->line_items as $order_line)
48 if ($order_line->receive_qty != 0 && $order_line->receive_qty != "" && isset($order_line->receive_qty))
51 /*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*/
53 //------------------- update average material cost ------------------------------------------ Joe Hunt Mar-03-2008
54 update_average_material_cost($po->supplier_id, $order_line->stock_id, $order_line->price,
55 $order_line->receive_qty, $date_);
56 //----------------------------------------------------------------------------------------------------------------
57 if ($order_line->qty_received == 0)
59 /*This must be the first receipt of goods against this line */
60 /*Need to get the standard cost as it is now so we can process GL jorunals later*/
61 $order_line->standard_cost = get_standard_cost($order_line->stock_id);
65 /*Need to insert a grn item */
67 $grn_item = add_grn_detail_item($grn, $order_line->po_detail_rec,
68 $order_line->stock_id, $order_line->item_description,
69 $order_line->standard_cost, $order_line->receive_qty, $order_line->price);
71 /* Update location stock records - NB a po cannot be entered for a service/kit parts */
73 add_stock_move(25, $order_line->stock_id, $grn, $location, $date_, "",
74 $order_line->receive_qty, $order_line->standard_cost,
75 $po->supplier_id, 1, $order_line->price);
77 } /*quantity received is != 0 */
78 } /*end of order_line loop */
80 references::save_last($reference, 25);
87 //----------------------------------------------------------------------------------------
89 function add_grn_batch($po_number, $supplier_id, $reference, $location, $date_)
91 $date = date2sql($date_);
93 $sql = "INSERT INTO ".TB_PREF."grn_batch (purch_order_no, delivery_date, supplier_id, reference, loc_code)
94 VALUES (".db_escape($po_number).", ".db_escape($date).", "
95 .db_escape($supplier_id).", ".db_escape($reference).", ".db_escape($location).")";
97 db_query($sql, "A grn batch record could not be inserted.");
99 return db_insert_id();
102 //-------------------------------------------------------------------------------------------------------------
104 function add_grn_detail_item($grn_batch_id, $po_detail_item, $item_code, $description, $standard_unit_cost,
105 $quantity_received, $price)
107 $sql = "UPDATE ".TB_PREF."purch_order_details
108 SET quantity_received = quantity_received + $quantity_received,
109 std_cost_unit=$standard_unit_cost,
111 WHERE po_detail_item = $po_detail_item";
113 db_query($sql, "a purchase order details record could not be updated. This receipt of goods has not been processed ");
115 $sql = "INSERT INTO ".TB_PREF."grn_items (grn_batch_id, po_detail_item, item_code, description, qty_recd)
116 VALUES ($grn_batch_id, $po_detail_item, ".db_escape($item_code).", ".db_escape($description).", $quantity_received)";
118 db_query($sql, "A GRN detail item could not be inserted.");
120 return db_insert_id();
123 //----------------------------------------------------------------------------------------
125 function get_grn_items($grn_batch_id=0, $supplier_id="", $outstanding_only=false,
126 $is_invoiced_only=false)
128 $sql = "SELECT ".TB_PREF."grn_batch.*, ".TB_PREF."grn_items.*, ".TB_PREF."purch_order_details.unit_price,
129 ".TB_PREF."purch_order_details.std_cost_unit, units
130 FROM ".TB_PREF."grn_batch, ".TB_PREF."grn_items, ".TB_PREF."purch_order_details, ".TB_PREF."stock_master
131 WHERE ".TB_PREF."grn_items.grn_batch_id=".TB_PREF."grn_batch.id
132 AND ".TB_PREF."grn_items.po_detail_item=".TB_PREF."purch_order_details.po_detail_item
133 AND ".TB_PREF."stock_master.stock_id=".TB_PREF."grn_items.item_code ";
135 if ($grn_batch_id != 0)
136 $sql .= " AND ".TB_PREF."grn_batch.id=$grn_batch_id AND ".TB_PREF."grn_items.grn_batch_id=$grn_batch_id ";
138 if ($is_invoiced_only)
139 $sql .= " AND ".TB_PREF."grn_items.quantity_inv > 0";
141 if ($outstanding_only)
142 $sql .= " AND ".TB_PREF."grn_items.qty_recd - ".TB_PREF."grn_items.quantity_inv > 0";
144 if ($supplier_id != "")
145 $sql .= " AND ".TB_PREF."grn_batch.supplier_id ='$supplier_id' ";
147 $sql .= " ORDER BY ".TB_PREF."grn_batch.delivery_date, ".TB_PREF."grn_batch.id, ".TB_PREF."grn_items.id";
149 return db_query($sql, "Could not retreive GRNS");
152 //----------------------------------------------------------------------------------------
154 // get the details for a given grn item
156 function get_grn_item_detail($grn_item_no)
158 $sql = "SELECT ".TB_PREF."grn_items.*, ".TB_PREF."purch_order_details.unit_price,
159 ".TB_PREF."grn_items.qty_recd - ".TB_PREF."grn_items.quantity_inv AS QtyOstdg,
160 ".TB_PREF."purch_order_details.std_cost_unit
161 FROM ".TB_PREF."grn_items, ".TB_PREF."purch_order_details, ".TB_PREF."stock_master
162 WHERE ".TB_PREF."grn_items.po_detail_item=".TB_PREF."purch_order_details.po_detail_item
163 AND ".TB_PREF."stock_master.stock_id=".TB_PREF."grn_items.item_code
164 AND ".TB_PREF."grn_items.id=$grn_item_no";
166 $result = db_query($sql, "could not retreive grn item details");
167 return db_fetch($result);
170 //----------------------------------------------------------------------------------------
172 function read_grn_items_to_order($grn_batch, &$order)
174 $result = get_grn_items($grn_batch);
176 if (db_num_rows($result) > 0)
179 while ($myrow = db_fetch($result))
182 if (is_null($myrow["units"]))
188 $units = $myrow["units"];
191 $order->add_to_order($order->lines_on_order+1, $myrow["item_code"],
192 1,$myrow["description"], $myrow["unit_price"],$units,
193 sql2date($myrow["delivery_date"]), $myrow["quantity_inv"],
196 $order->line_items[$order->lines_on_order]->po_detail_rec = $myrow["po_detail_item"];
197 } /* line po from purchase order details */
198 } //end of checks on returned data set
201 //----------------------------------------------------------------------------------------
203 // read a grn into an order class
205 function read_grn($grn_batch, &$order)
207 $sql= "SELECT * FROM ".TB_PREF."grn_batch WHERE id=$grn_batch";
209 $result = db_query($sql, "The grn sent is not valid");
211 $row = db_fetch($result);
212 $po_number = $row["purch_order_no"];
214 $result = read_po_header($po_number, $order);
219 $order->orig_order_date = sql2date($row["delivery_date"]);
220 $order->location = $row["loc_code"];
221 $order->reference = $row["reference"];
223 read_grn_items_to_order($grn_batch, $order);
227 //----------------------------------------------------------------------------------------------------------
229 // get the GRNs (batch info not details) for a given po number
231 function get_po_grns($po_number)
233 $sql = "SELECT * FROM ".TB_PREF."grn_batch WHERE purch_order_no=$po_number";
235 return db_query($sql, "The grns for the po $po_number could not be retreived");
238 //----------------------------------------------------------------------------------------------------------
240 function exists_grn($grn_batch)
242 $sql = "SELECT id FROM ".TB_PREF."grn_batch WHERE id=$grn_batch";
243 $result = db_query($sql, "Cannot retreive a grn");
245 return (db_num_rows($result) > 0);
248 //----------------------------------------------------------------------------------------------------------
250 function exists_grn_on_invoices($grn_batch)
252 $sql = "SELECT ".TB_PREF."supp_invoice_items.id FROM ".TB_PREF."supp_invoice_items,".TB_PREF."grn_items
253 WHERE ".TB_PREF."supp_invoice_items.grn_item_id=".TB_PREF."grn_items.id
255 AND grn_batch_id=$grn_batch";
256 $result = db_query($sql, "Cannot query GRNs");
258 return (db_num_rows($result) > 0);
261 //----------------------------------------------------------------------------------------------------------
263 function void_grn($grn_batch)
265 // if this grn is references on any invoices/credit notes, then it
267 if (exists_grn_on_invoices($grn_batch))
272 void_bank_trans(25, $grn_batch, true);
273 void_gl_trans(25, $grn_batch, true);
275 // clear the quantities of the grn items in the POs and invoices
276 $result = get_grn_items($grn_batch);
278 if (db_num_rows($result) > 0)
281 while ($myrow = db_fetch($result))
284 $sql = "UPDATE ".TB_PREF."purch_order_details
285 SET quantity_received = quantity_received - " . $myrow["qty_recd"] . "
286 WHERE po_detail_item = " . $myrow["po_detail_item"];
288 db_query($sql, "a purchase order details record could not be voided.");
292 // clear the quantities in the grn items
293 $sql = "UPDATE ".TB_PREF."grn_items SET qty_recd=0, quantity_inv=0
294 WHERE grn_batch_id=$grn_batch";
296 db_query($sql, "A grn detail item could not be voided.");
298 // clear the stock move items
299 void_stock_move(25, $grn_batch);
301 commit_transaction();
306 //----------------------------------------------------------------------------------------------------------