2 /**********************************************************************
3 Copyright (C) FrontAccounting, LLC.
4 Released under the terms of the GNU General Public License, GPL,
5 as published by the Free Software Foundation, either version 3
6 of the License, or (at your option) any later version.
7 This program is distributed in the hope that it will be useful,
8 but WITHOUT ANY WARRANTY; without even the implied warranty of
9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
10 See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
11 ***********************************************************************/
12 //------------------- update average material cost ------------------------------------------ Joe Hunt Mar-03-2008
13 function update_average_material_cost($supplier, $stock_id, $price, $qty, $date, $adj_only=false)
15 // probably this function should be optimized
16 // passing transaction cart as argument. This would
17 // save a couple of db calls like get_supplier()
19 $supp = get_supplier($supplier);
20 if ($supplier != null)
21 $currency = $supp['curr_code'];
25 if ($supp['tax_included'])
26 $price = get_tax_free_price_for_item($stock_id, $price, $supp['tax_group_id'],
27 $supp['tax_included']);
29 if ($currency != null)
31 $ex_rate = get_exchange_rate_to_home_currency($currency, $date);
32 $price_in_home_currency = $price / $ex_rate;
35 $price_in_home_currency = $price;
37 $price_in_home_currency_ = $price_in_home_currency;
39 //Handle if inventory will become negative
40 //8-OCT-2011 : Skip negative inventory adjustment for case of adjust_only
41 if (is_inventory_item($stock_id) && !$adj_only)
42 handle_negative_inventory($stock_id, $qty, $price_in_home_currency, $date);
44 $sql = "SELECT mb_flag, material_cost, labour_cost, overhead_cost FROM ".TB_PREF."stock_master WHERE stock_id=".db_escape($stock_id);
45 $result = db_query($sql);
46 $myrow = db_fetch($result);
47 $material_cost = $myrow['material_cost'];
49 //Price adjustment for manufactured item
50 if (!$adj_only && $myrow['mb_flag'] == 'M')
52 $standard_cost = get_standard_cost($stock_id);
53 //reduce overhead_cost and labour_cost from price as those will remain as is
54 $price_in_home_currency = $price_in_home_currency - $myrow['labour_cost'] - $myrow['overhead_cost'];
58 $exclude = ST_CUSTDELIVERY;
63 $qoh = get_qoh_on_date($stock_id);
68 $material_cost = ($qoh * $material_cost + $qty * $price_in_home_currency) / $qoh;
79 $material_cost = ($qoh * $material_cost + $qty * $price_in_home_currency) / ($qoh + $qty);
82 if ($cost_adjust) // new 2010-02-10 //Chaitanya : Material_cost replaced with price
83 adjust_deliveries($stock_id, $price_in_home_currency_, $date);
84 $sql = "UPDATE ".TB_PREF."stock_master SET material_cost=".db_escape($material_cost)."
85 WHERE stock_id=".db_escape($stock_id);
87 db_query($sql,"The cost details for the inventory item could not be updated");
88 return $material_cost;
91 //-------------------------------------------------------------------------------------------------------------
93 function add_grn(&$po)
97 $date_ = $po->orig_order_date;
100 hook_db_prewrite($po, ST_SUPPRECEIVE);
102 add_new_exchange_rate(get_supplier_currency($po->supplier_id), $date_, $po->ex_rate);
104 $grn = add_grn_batch($po->order_no, $po->supplier_id, $po->reference, $po->Location, $date_, $po->ex_rate);
106 $clearing_act = get_company_pref('grn_clearing_act');
107 if ($clearing_act) { // otherwise GRN clearing account is not used
110 foreach ($po->line_items as $line_no => $order_line)
112 if ($order_line->receive_qty != 0 && $order_line->receive_qty != "" && isset($order_line->receive_qty))
114 $stock_gl_code = get_stock_gl_code($order_line->stock_id);
116 /*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*/
117 //------------------- update average material cost and clearing account ----- Joe Hunt Mar-03-2008
118 if (is_inventory_item($order_line->stock_id))
121 $total += add_gl_trans_supplier(ST_SUPPRECEIVE, $grn, $date_, $stock_gl_code["inventory_account"],
122 $stock_gl_code['dimension_id'], $stock_gl_code['dimension2_id'],
123 $order_line->receive_qty * $order_line->taxfree_charge_price($po), $po->supplier_id, '', 0, $order_line->stock_id);
124 update_average_material_cost($po->supplier_id, $order_line->stock_id, $order_line->price,
125 $order_line->receive_qty, $date_);
127 //----------------------------------------------------------------------------------------------------------------
128 if ($order_line->qty_received == 0)
130 /*This must be the first receipt of goods against this line */
131 /*Need to get the standard cost as it is now so we can process GL jorunals later*/
132 $order_line->standard_cost = get_standard_cost($order_line->stock_id);
134 // added 2008-12-08 Joe Hunt. Update the purchase data table
135 add_or_update_purchase_data($po->supplier_id, $order_line->stock_id, $order_line->price,
136 $order_line->item_description);
138 /*Need to insert a grn item */ // also need to check for over-receive.(within allowance)
139 if ($order_line->receive_qty + $order_line->qty_received > $order_line->quantity)
140 $order_line->quantity = $order_line->receive_qty + $order_line->qty_received;
141 $grn_item = add_grn_detail_item($grn, $order_line->po_detail_rec,
142 $order_line->stock_id, $order_line->item_description,
143 $order_line->standard_cost, $order_line->receive_qty, $order_line->price, $order_line->quantity);
145 $po->line_items[$line_no]->grn_item_id = $grn_item;
146 /* Update location stock records - NB a po cannot be entered for a service/kit parts done automatically */
147 add_stock_move(ST_SUPPRECEIVE, $order_line->stock_id, $grn, $po->Location, $date_, "",
148 $order_line->receive_qty, $order_line->standard_cost,
149 $po->supplier_id, 1, $order_line->taxfree_charge_price($po));
151 } /*quantity received is != 0 */
152 } /*end of order_line loop */
154 if ($clearing_act && $total != 0.0) {
155 $total += add_gl_trans_supplier(ST_SUPPRECEIVE, $grn, $date_, $clearing_act,
156 0, 0, -$total, null);
158 $Refs->save(ST_SUPPRECEIVE, $grn, $po->reference);
160 add_audit_trail(ST_SUPPRECEIVE, $grn, $date_);
162 $po->trans_no = $grn;
163 hook_db_postwrite($po, ST_SUPPRECEIVE);
164 commit_transaction();
169 //----------------------------------------------------------------------------------------
171 function add_grn_batch($po_number, $supplier_id, $reference, $location, $date_, $rate)
173 $date = date2sql($date_);
175 $sql = "INSERT INTO ".TB_PREF."grn_batch (purch_order_no, delivery_date, supplier_id, reference, loc_code, rate)
176 VALUES (".db_escape($po_number).", ".db_escape($date).", "
177 .db_escape($supplier_id).", ".db_escape($reference).", ".db_escape($location).", ".db_escape($rate).")";
179 db_query($sql, "A grn batch record could not be inserted.");
181 return db_insert_id();
184 //-------------------------------------------------------------------------------------------------------------
186 function add_grn_detail_item($grn_batch_id, $po_detail_item, $item_code, $description, $standard_unit_cost,
187 $quantity_received, $price, $quantity)
189 $sql = "UPDATE ".TB_PREF."purch_order_details
190 SET quantity_received = quantity_received + ".db_escape($quantity_received).",
191 std_cost_unit=".db_escape($standard_unit_cost).",
192 quantity_ordered=".db_escape($quantity).",
193 act_price=".db_escape($price)."
194 WHERE po_detail_item = ".db_escape($po_detail_item);
196 db_query($sql, "a purchase order details record could not be updated. This receipt of goods has not been processed ");
198 $sql = "INSERT INTO ".TB_PREF."grn_items (grn_batch_id, po_detail_item, item_code, description, qty_recd)
199 VALUES (".db_escape($grn_batch_id).", "
200 .db_escape($po_detail_item).", ".db_escape($item_code).", ".db_escape($description)
201 .", ".db_escape($quantity_received).")";
203 db_query($sql, "A GRN detail item could not be inserted.");
205 return db_insert_id();
208 //----------------------------------------------------------------------------------------
209 function get_grn_batch_from_item($item)
211 $sql = "SELECT grn_batch_id FROM ".TB_PREF."grn_items WHERE id=".db_escape($item);
212 $result = db_query($sql, "Could not retreive GRN batch id");
213 $row = db_fetch_row($result);
217 function get_grn_batch($grn)
219 $sql = "SELECT * FROM ".TB_PREF."grn_batch WHERE id=".db_escape($grn);
220 $result = db_query($sql, "Could not retreive GRN batch id");
221 return db_fetch($result);
224 function set_grn_item_credited(&$entered_grn, $supplier, $transno, $date)
226 $mcost = update_average_material_cost($supplier, $entered_grn->item_code,
227 $entered_grn->chg_price, $entered_grn->this_quantity_inv, $date);
229 $sql = "SELECT ".TB_PREF."grn_batch.*, ".TB_PREF."grn_items.*
230 FROM ".TB_PREF."grn_batch, ".TB_PREF."grn_items
231 WHERE ".TB_PREF."grn_items.grn_batch_id=".TB_PREF."grn_batch.id
232 AND ".TB_PREF."grn_items.id=".db_escape($entered_grn->id)."
233 AND ".TB_PREF."grn_items.item_code=".db_escape($entered_grn->item_code);
234 $result = db_query($sql, "Could not retreive GRNS");
235 $myrow = db_fetch($result);
237 $sql = "UPDATE ".TB_PREF."purch_order_details
238 SET quantity_received = quantity_received + "
239 .db_escape($entered_grn->this_quantity_inv).",
240 quantity_ordered = quantity_ordered + "
241 .db_escape($entered_grn->this_quantity_inv).",
242 qty_invoiced = qty_invoiced + ".db_escape($entered_grn->this_quantity_inv).",
243 std_cost_unit=".db_escape($mcost).",
244 act_price=".db_escape($entered_grn->chg_price)."
245 WHERE po_detail_item = ".$myrow["po_detail_item"];
246 db_query($sql, "a purchase order details record could not be updated. This receipt of goods has not been processed ");
248 //$sql = "UPDATE ".TB_PREF."grn_items SET qty_recd=0, quantity_inv=0 WHERE id=$entered_grn->id";
249 $sql = "UPDATE ".TB_PREF."grn_items SET qty_recd=qty_recd+".db_escape($entered_grn->this_quantity_inv)
250 .",quantity_inv=quantity_inv+".db_escape($entered_grn->this_quantity_inv)
251 ." WHERE id=".db_escape($entered_grn->id);
254 add_stock_move(ST_SUPPCREDIT, $entered_grn->item_code, $transno, $myrow['loc_code'], $date, "",
255 $entered_grn->this_quantity_inv, $mcost, $supplier, 1, $entered_grn->chg_price);
258 function get_grn_items($grn_batch_id=0, $supplier_id="", $outstanding_only=false,
259 $is_invoiced_only=false, $invoice_no=0, $begin="", $end="")
261 $sql = "SELECT grn.*, grn_item.*,
262 grn_item.quantity_inv".($invoice_no ? "-invoice_item.quantity" : '')." quantity_inv,
265 po_item.quantity_ordered,
266 po_item.std_cost_unit, units
267 FROM ".TB_PREF."grn_batch grn, "
268 .TB_PREF."purch_order_details po_item, "
269 .TB_PREF."stock_master stock_item,"
270 .TB_PREF."grn_items grn_item ";
272 if ($invoice_no != 0) {
273 $sql .= " LEFT JOIN ".TB_PREF."supp_invoice_items invoice_item ON ";
275 $inv_cond = "invoice_item.supp_trans_type=".ST_SUPPINVOICE." AND invoice_item.supp_trans_no ";
276 if (is_array($invoice_no))
277 $inv_cond .= " IN (".implode(',' , $invoice_no) . ")";
279 $inv_cond .= " = $invoice_no";
280 $sql .= "($inv_cond) AND grn_item.id=invoice_item.grn_item_id";
282 $sql .= " WHERE grn_item.grn_batch_id=grn.id
283 AND grn_item.po_detail_item=po_item.po_detail_item";
285 if ($outstanding_only)
286 $sql .= " AND (".($invoice_no ? "$inv_cond OR ":'')."grn_item.qty_recd - grn_item.quantity_inv > 0)";
288 $sql .= " AND stock_item.stock_id=grn_item.item_code ";
291 $sql .= " AND grn.delivery_date>='".date2sql($begin)."'";
293 $sql .= " AND grn.delivery_date<='".date2sql($end)."'";
294 if ($grn_batch_id != 0)
295 $sql .= " AND grn.id=".db_escape($grn_batch_id)
296 ." AND grn_item.grn_batch_id=".db_escape($grn_batch_id);
298 if ($is_invoiced_only)
299 $sql .= " AND grn_item.quantity_inv > 0";
301 if ($supplier_id != "")
302 $sql .= " AND grn.supplier_id =".db_escape($supplier_id);
304 $sql .= " ORDER BY grn.delivery_date, grn.id, grn_item.id";
306 return db_query($sql, "Could not retreive GRNS");
309 //----------------------------------------------------------------------------------------
311 // get the details for a given grn item
313 function get_grn_item_detail($grn_item_no)
315 $sql = "SELECT ".TB_PREF."grn_items.*, ".TB_PREF."purch_order_details.unit_price,
316 ".TB_PREF."grn_items.qty_recd - ".TB_PREF."grn_items.quantity_inv AS QtyOstdg,
317 ".TB_PREF."purch_order_details.std_cost_unit
318 FROM ".TB_PREF."grn_items, ".TB_PREF."purch_order_details, ".TB_PREF."stock_master
319 WHERE ".TB_PREF."grn_items.po_detail_item=".TB_PREF."purch_order_details.po_detail_item
320 AND ".TB_PREF."stock_master.stock_id=".TB_PREF."grn_items.item_code
321 AND ".TB_PREF."grn_items.id=".db_escape($grn_item_no);
323 $result = db_query($sql, "could not retreive grn item details");
324 return db_fetch($result);
327 //----------------------------------------------------------------------------------------
329 function read_grn_items_to_order($grn_batch, &$order)
331 $result = get_grn_items($grn_batch);
333 if (db_num_rows($result) > 0)
336 while ($myrow = db_fetch($result))
338 if ($myrow['qty_recd'] == 0 && $myrow['quantity_inv'] == 0)
339 continue; // 2011-01-18 Joe Hunt. We will not have empty credited rows.
340 if (is_null($myrow["units"]))
346 $units = $myrow["units"];
349 $order->add_to_order($order->lines_on_order, $myrow["item_code"],
350 $myrow["qty_recd"],$myrow["description"], $myrow["unit_price"],$units,
351 sql2date($myrow["delivery_date"]), $myrow["quantity_inv"],
354 $order->line_items[$order->lines_on_order-1]->po_detail_rec = $myrow["po_detail_item"];
355 } /* line po from purchase order details */
356 } //end of checks on returned data set
359 //----------------------------------------------------------------------------------------
361 // read a grn into an order class
363 function read_grn($grn_batch, &$order)
365 $sql= "SELECT * FROM ".TB_PREF."grn_batch WHERE id=".db_escape($grn_batch);
367 $result = db_query($sql, "The grn sent is not valid");
369 $row = db_fetch($result);
370 $po_number = $row["purch_order_no"];
371 $order->ex_rate = $row["rate"];
373 $result = read_po_header($po_number, $order);
378 $order->trans_type = ST_SUPPRECEIVE;
379 $order->orig_order_date = sql2date($row["delivery_date"]);
380 $order->Location = $row["loc_code"];
381 $order->reference = $row["reference"];
383 read_grn_items_to_order($grn_batch, $order);
387 //----------------------------------------------------------------------------------------------------------
389 // get the GRNs (batch info not details) for a given po number
391 function get_po_grns($po_number)
393 $sql = "SELECT * FROM ".TB_PREF."grn_batch WHERE purch_order_no=".db_escape($po_number);
395 return db_query($sql, "The grns for the po $po_number could not be retreived");
398 //----------------------------------------------------------------------------------------------------------
400 function exists_grn($grn_batch)
402 $sql = "SELECT id FROM ".TB_PREF."grn_batch WHERE id=".db_escape($grn_batch);
403 $result = db_query($sql, "Cannot retreive a grn");
405 return (db_num_rows($result) > 0);
408 //----------------------------------------------------------------------------------------------------------
410 function exists_grn_on_invoices($grn_batch)
412 $sql = "SELECT ".TB_PREF."supp_invoice_items.id FROM ".TB_PREF."supp_invoice_items,".TB_PREF."grn_items
413 WHERE ".TB_PREF."supp_invoice_items.grn_item_id=".TB_PREF."grn_items.id
415 AND grn_batch_id=".db_escape($grn_batch);
416 $result = db_query($sql, "Cannot query GRNs");
418 return (db_num_rows($result) > 0);
421 //----------------------------------------------------------------------------------------------------------
423 function void_grn($grn_batch)
425 // if this grn is references on any invoices/credit notes, then it
427 if (exists_grn_on_invoices($grn_batch))
431 hook_db_prevoid(ST_SUPPRECEIVE, $grn_batch);
433 void_bank_trans(ST_SUPPRECEIVE, $grn_batch, true);
434 void_gl_trans(ST_SUPPRECEIVE, $grn_batch, true);
436 // clear the quantities of the grn items in the POs and invoices
437 $result = get_grn_items($grn_batch);
439 if (db_num_rows($result) > 0)
442 while ($myrow = db_fetch($result))
445 $sql = "UPDATE ".TB_PREF."purch_order_details
446 SET quantity_received = quantity_received - " . $myrow["qty_recd"] . "
447 WHERE po_detail_item = " . $myrow["po_detail_item"];
449 db_query($sql, "a purchase order details record could not be voided.");
453 // clear the quantities in the grn items
454 $sql = "UPDATE ".TB_PREF."grn_items SET qty_recd=0, quantity_inv=0
455 WHERE grn_batch_id=".db_escape($grn_batch);
457 db_query($sql, "A grn detail item could not be voided.");
459 // clear the stock move items
460 void_stock_move(ST_SUPPRECEIVE, $grn_batch);
462 commit_transaction();
467 //----------------------------------------------------------------------------------------------------------