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 //----------------------------------------------------------------------------------------
13 function get_demand_qty($stock_id, $location)
15 $sql = "SELECT SUM(".TB_PREF."sales_order_details.quantity - ".TB_PREF."sales_order_details.qty_sent) AS QtyDemand
16 FROM ".TB_PREF."sales_order_details,
17 ".TB_PREF."sales_orders
18 WHERE ".TB_PREF."sales_order_details.order_no=".TB_PREF."sales_orders.order_no AND ";
20 $sql .= TB_PREF."sales_orders.from_stk_loc ='$location' AND ";
21 $sql .= TB_PREF."sales_order_details.stk_code = '$stock_id'";
23 $result = db_query($sql,"No transactions were returned");
24 $row = db_fetch($result);
27 return $row['QtyDemand'];
33 function load_stock_levels($location)
36 $date = date2sql(Today());
38 $sql = "SELECT stock_id, SUM(qty) FROM ".TB_PREF."stock_moves WHERE tran_date <= '$date'";
39 if ($location != '') $sql .= " AND loc_code = '$location'";
40 $sql .= " GROUP BY stock_id";
41 $result = db_query($sql, "QOH calulcation failed");
42 while ($row = db_fetch($result)) {
43 $qoh_stock[$row[0]] = $row[1];
47 // recursion fixed by Tom Moulton. Max 10 recursion levels.
48 function stock_demand_manufacture($stock_id, $qty, $demand_id, $location, $level=0)
50 global $bom_list, $qoh_stock;
53 display_warning("BOM Too many Manufacturing levels deep $level");
56 // Load all stock levels (stock moves) into $qoh_stock
57 if ($qoh_stock == NULL) {
59 load_stock_levels($location);
61 $stock_qty = $qoh_stock[$stock_id];
62 if ($stock_qty == NULL) $stock_qty = 0;
63 if ($qty < $stock_qty) return $demand;
64 $bom = $bom_list[$stock_id];
66 $sql = "SELECT parent, component, quantity FROM ".TB_PREF."bom WHERE parent = '$stock_id'";
67 if ($location != "") $sql .= " AND loc_code = '$location'";
68 $result = db_query($sql, "Could not search bom");
70 // Even if we get no results, remember that fact
71 $bom[] = array($stock_id, '', 0);
72 while ($row = db_fetch_row($result)) {
73 $bom[] = array($row[0], $row[1], $row[2]);
75 db_free_result($result);
76 $bom_list[$stock_id] = $bom;
83 // Ignore the dummy entry
84 if ($row[1] == '') continue;
86 if ($row[1] == $demand_id) $demand += $q;
87 $demand += stock_demand_manufacture($row[1], $q, $demand_id, $location, $level+1);
92 // recursion fixed by Tom Moulton
93 function get_demand_asm_qty($stock_id, $location)
96 $sql = "SELECT ".TB_PREF."sales_order_details.stk_code, SUM(".TB_PREF."sales_order_details.quantity-".TB_PREF."sales_order_details.qty_sent)
98 FROM ".TB_PREF."sales_order_details,
99 ".TB_PREF."sales_orders,
100 ".TB_PREF."stock_master
101 WHERE ".TB_PREF."sales_orders.order_no = ".TB_PREF."sales_order_details.order_no AND ";
103 $sql .= TB_PREF."sales_orders.from_stk_loc ='$location' AND ";
104 $sql .= TB_PREF."sales_order_details.quantity-".TB_PREF."sales_order_details.qty_sent > 0 AND
105 ".TB_PREF."stock_master.stock_id=".TB_PREF."sales_order_details.stk_code AND
106 (".TB_PREF."stock_master.mb_flag='M' OR ".TB_PREF."stock_master.mb_flag='A')
107 GROUP BY ".TB_PREF."sales_order_details.stk_code";
108 $result = db_query($sql, "No transactions were returned");
109 while ($row = db_fetch_row($result)) {
110 $demand_qty += stock_demand_manufacture($row[0], $row[1], $stock_id, $location);
115 function get_on_porder_qty($stock_id, $location)
117 $sql = "SELECT SUM(".TB_PREF."purch_order_details.quantity_ordered - ".TB_PREF."purch_order_details.quantity_received) AS qoo
118 FROM ".TB_PREF."purch_order_details INNER JOIN ".TB_PREF."purch_orders ON ".TB_PREF."purch_order_details.order_no=".TB_PREF."purch_orders.order_no
119 WHERE ".TB_PREF."purch_order_details.item_code='$stock_id' ";
121 $sql .= "AND ".TB_PREF."purch_orders.into_stock_location='$location' ";
122 $sql .= "AND ".TB_PREF."purch_order_details.item_code='$stock_id'";
123 $qoo_result = db_query($sql,"could not receive quantity on order for item");
125 if (db_num_rows($qoo_result) == 1)
127 $qoo_row = db_fetch_row($qoo_result);
137 function get_on_worder_qty($stock_id, $location)
139 $sql = "SELECT SUM((".TB_PREF."workorders.units_reqd-".TB_PREF."workorders.units_issued) *
140 (".TB_PREF."wo_requirements.units_req-".TB_PREF."wo_requirements.units_issued)) AS qoo
141 FROM ".TB_PREF."wo_requirements INNER JOIN ".TB_PREF."workorders
142 ON ".TB_PREF."wo_requirements.workorder_id=".TB_PREF."workorders.id
143 WHERE ".TB_PREF."wo_requirements.stock_id='$stock_id' ";
145 $sql .= "AND ".TB_PREF."wo_requirements.loc_code='$location' ";
146 $sql .= "AND ".TB_PREF."workorders.released=1";
147 $qoo_result = db_query($sql,"could not receive quantity on order for item");
148 if (db_num_rows($qoo_result) == 1)
150 $qoo_row = db_fetch_row($qoo_result);
155 $flag = get_mb_flag($stock_id);
156 if ($flag == 'A' || $flag == 'M')
158 $sql = "SELECT SUM((".TB_PREF."workorders.units_reqd-".TB_PREF."workorders.units_issued)) AS qoo
159 FROM ".TB_PREF."workorders
160 WHERE ".TB_PREF."workorders.stock_id='$stock_id' ";
162 $sql .= "AND ".TB_PREF."workorders.loc_code='$location' ";
163 $sql .= "AND ".TB_PREF."workorders.released=1";
164 $qoo_result = db_query($sql,"could not receive quantity on order for item");
165 if (db_num_rows($qoo_result) == 1)
167 $qoo_row = db_fetch_row($qoo_result);
174 function get_mb_flag($stock_id)
176 $sql = "SELECT mb_flag FROM ".TB_PREF."stock_master WHERE stock_id = '" . $stock_id . "'";
177 $result = db_query($sql, "retreive mb_flag from item");
179 if (db_num_rows($result) == 0)
182 $myrow = db_fetch_row($result);
186 //--------------------------------------------------------------------------------------
188 function get_bom($item)
190 $sql = "SELECT ".TB_PREF."bom.*, ".TB_PREF."locations.location_name, ".TB_PREF."workcentres.name AS WorkCentreDescription,
191 ".TB_PREF."stock_master.description, ".TB_PREF."stock_master.mb_flag AS ResourceType,
192 ".TB_PREF."stock_master.material_cost+ ".TB_PREF."stock_master.labour_cost+".TB_PREF."stock_master.overhead_cost AS standard_cost, units,
193 ".TB_PREF."bom.quantity * (".TB_PREF."stock_master.material_cost+ ".TB_PREF."stock_master.labour_cost+ ".TB_PREF."stock_master.overhead_cost) AS ComponentCost
194 FROM (".TB_PREF."workcentres, ".TB_PREF."locations, ".TB_PREF."bom) INNER JOIN ".TB_PREF."stock_master ON ".TB_PREF."bom.component = ".TB_PREF."stock_master.stock_id
195 WHERE ".TB_PREF."bom.parent = '" . $item . "'
196 AND ".TB_PREF."workcentres.id=".TB_PREF."bom.workcentre_added
197 AND ".TB_PREF."bom.loc_code = ".TB_PREF."locations.loc_code ORDER BY ".TB_PREF."bom.id";
199 return db_query($sql, "The bill of material could not be retrieved");
202 //--------------------------------------------------------------------------------------
204 function has_bom($item)
206 $result = get_bom($item);
208 return (db_num_rows($result) != 0);
211 //--------------------------------------------------------------------------------------