manufacturing/includes/db/work_orders_db.inc

   1 <?php
   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
  14 function add_material_cost($stock_id, $qty, $date_)
  15 {
  16         $m_cost = 0;
  17     $result = get_bom($stock_id);
  18         while ($bom_item = db_fetch($result))
  19         {
  20                 $standard_cost = get_standard_cost($bom_item['component']);
  21                 $m_cost += ($bom_item['quantity'] * $standard_cost);
  22         }
  23         $sql = "SELECT material_cost FROM ".TB_PREF."stock_master WHERE stock_id = "
  24                 .db_escape($stock_id);
  25         $result = db_query($sql);
  26         $myrow = db_fetch($result);
  27         $material_cost =  $myrow['material_cost'];
  28         $qoh = get_qoh_on_date($stock_id, null, $date_);
  29         if ($qoh + $qty <= 0)
  30                 $material_cost = 0;
  31         else
  32                 $material_cost = ($qoh * $material_cost + $qty * $m_cost) /     ($qoh + $qty);
  33         $sql = "UPDATE ".TB_PREF."stock_master SET material_cost=$material_cost
  34                 WHERE stock_id=".db_escape($stock_id);
  35         db_query($sql,"The cost details for the inventory item could not be updated");
  36 }
  37
  38 function add_overhead_cost($stock_id, $qty, $date_, $costs)
  39 {
  40         if ($qty != 0)
  41                 $costs /= $qty;
  42         $sql = "SELECT overhead_cost FROM ".TB_PREF."stock_master WHERE stock_id = "
  43                 .db_escape($stock_id);
  44         $result = db_query($sql);
  45         $myrow = db_fetch($result);
  46         $overhead_cost =  $myrow['overhead_cost'];
  47         $qoh = get_qoh_on_date($stock_id, null, $date_);
  48         if ($qoh + $qty <= 0)
  49                 $overhead_cost = 0;
  50         else
  51                 $overhead_cost = ($qoh * $overhead_cost + $qty * $costs) /      ($qoh + $qty);
  52         $sql = "UPDATE ".TB_PREF."stock_master SET overhead_cost=".db_escape($overhead_cost)."
  53                 WHERE stock_id=".db_escape($stock_id);
  54         db_query($sql,"The cost details for the inventory item could not be updated");
  55 }
  56
  57 function add_labour_cost($stock_id, $qty, $date_, $costs)
  58 {
  59         if ($qty != 0)
  60                 $costs /= $qty;
  61         $sql = "SELECT labour_cost FROM ".TB_PREF."stock_master WHERE stock_id = "
  62                 .db_escape($stock_id);
  63         $result = db_query($sql);
  64         $myrow = db_fetch($result);
  65         $labour_cost =  $myrow['labour_cost'];
  66         $qoh = get_qoh_on_date($stock_id, null, $date_);
  67         if ($qoh + $qty <= 0)
  68                 $labour_cost = 0;
  69         else
  70                 $labour_cost = ($qoh * $labour_cost + $qty * $costs) /  ($qoh + $qty);
  71         $sql = "UPDATE ".TB_PREF."stock_master SET labour_cost=".db_escape($labour_cost)."
  72                 WHERE stock_id=".db_escape($stock_id);
  73         db_query($sql,"The cost details for the inventory item could not be updated");
  74 }
  75
  76 function add_issue_cost($stock_id, $qty, $date_, $costs)
  77 {
  78         if ($qty != 0)
  79                 $costs /= $qty;
  80         $sql = "SELECT material_cost FROM ".TB_PREF."stock_master WHERE stock_id = "
  81                 .db_escape($stock_id);
  82         $result = db_query($sql);
  83         $myrow = db_fetch($result);
  84         $material_cost =  $myrow['material_cost'];
  85         $qoh = get_qoh_on_date($stock_id, null, $date_);
  86         if ($qoh + $qty  <= 0)
  87                 $material_cost = 0;
  88         else
  89                 $material_cost = ($qty * $costs) /      ($qoh + $qty);
  90         $sql = "UPDATE ".TB_PREF."stock_master SET material_cost=material_cost+"
  91                 .db_escape($material_cost)
  92                 ." WHERE stock_id=".db_escape($stock_id);
  93         db_query($sql,"The cost details for the inventory item could not be updated");
  94 }
  95
  96 function add_work_order($wo_ref, $loc_code, $units_reqd, $stock_id,
  97         $type, $date_, $required_by, $memo_, $costs, $cr_acc, $labour, $cr_lab_acc)
  98 {
  99         if (!($type == wo_types::advanced()))
 100                 return add_work_order_quick($wo_ref, $loc_code, $units_reqd, $stock_id, $type, $date_, $memo_, $costs, $cr_acc, $labour, $cr_lab_acc);
 101
 102         begin_transaction();
 103
 104         add_material_cost($stock_id, $units_reqd, $date_);
 105
 106         $date = date2sql($date_);
 107         $required = date2sql($required_by);
 108
 109         $sql = "INSERT INTO ".TB_PREF."workorders (wo_ref, loc_code, units_reqd, stock_id,
 110                 type, date_, required_by)
 111         VALUES (".db_escape($wo_ref).", ".db_escape($loc_code).", "
 112         .db_escape($units_reqd).", ".db_escape($stock_id).",
 113                 ".db_escape($type).", '$date', ".db_escape($required).")";
 114         db_query($sql, "could not add work order");
 115
 116         $woid = db_insert_id();
 117
 118         add_comments(systypes::work_order(), $woid, $required_by, $memo_);
 119
 120         references::save_last($wo_ref, systypes::work_order());
 121
 122         commit_transaction();
 123
 124         return $woid;
 125 }
 126
 127 //--------------------------------------------------------------------------------------
 128
 129 function update_work_order($woid, $loc_code, $units_reqd, $stock_id,
 130                                         $date_, $required_by, $memo_)
 131 {
 132         begin_transaction();
 133
 134         add_material_cost($_POST['old_stk_id'], -$_POST['old_qty'], $date_);
 135         add_material_cost($stock_id, $units_reqd, $date_);
 136
 137         $date = date2sql($date_);
 138         $required = date2sql($required_by);
 139
 140         $sql = "UPDATE ".TB_PREF."workorders SET loc_code=".db_escape($loc_code).",
 141                 units_reqd=".db_escape($units_reqd).", stock_id=".db_escape($stock_id).",
 142                 required_by=".db_escape($required).",
 143                 date_='$date'
 144                 WHERE id = ".db_escape($woid);
 145
 146         db_query($sql, "could not update work order");
 147
 148         update_comments(systypes::work_order(), $woid, null, $memo_);
 149
 150         commit_transaction();
 151 }
 152
 153 function delete_work_order($woid)
 154 {
 155         begin_transaction();
 156
 157         add_material_cost($_POST['stock_id'], -$_POST['quantity'], $_POST['date_']);
 158
 159         // delete the work order requirements
 160         delete_wo_requirements($woid);
 161
 162         // delete the actual work order
 163         $sql = "DELETE FROM ".TB_PREF."workorders WHERE id=".db_escape($woid);
 164         db_query($sql,"The work order could not be deleted");
 165
 166         delete_comments(systypes::work_order(), $woid);
 167
 168         commit_transaction();
 169 }
 170
 171 //--------------------------------------------------------------------------------------
 172
 173 function get_work_order($woid, $allow_null=false)
 174 {
 175     $sql = "SELECT ".TB_PREF."workorders.*, ".TB_PREF."stock_master.description As StockItemName,
 176                 ".TB_PREF."locations.location_name
 177                 FROM ".TB_PREF."workorders, ".TB_PREF."stock_master, ".TB_PREF."locations
 178                 WHERE ".TB_PREF."stock_master.stock_id=".TB_PREF."workorders.stock_id
 179                 AND     ".TB_PREF."locations.loc_code=".TB_PREF."workorders.loc_code
 180                 AND ".TB_PREF."workorders.id=".db_escape($woid)."
 181                 GROUP BY ".TB_PREF."workorders.id";
 182
 183         $result = db_query($sql, "The work order issues could not be retrieved");
 184
 185         if (!$allow_null && db_num_rows($result) == 0)
 186                 display_db_error("Could not find work order $woid", $sql);
 187
 188         return db_fetch($result);
 189 }
 190
 191 //--------------------------------------------------------------------------------------
 192
 193 function work_order_has_productions($woid)
 194 {
 195         $sql = "SELECT COUNT(*) FROM ".TB_PREF."wo_manufacture WHERE workorder_id=".db_escape($woid);
 196         $result = db_query($sql, "query work order for productions");
 197
 198         $myrow = db_fetch_row($result);
 199         return ($myrow[0] > 0);
 200 }
 201
 202
 203 //--------------------------------------------------------------------------------------
 204
 205 function work_order_has_issues($woid)
 206 {
 207         $sql = "SELECT COUNT(*) FROM ".TB_PREF."wo_issues WHERE workorder_id=".db_escape($woid);
 208         $result = db_query($sql, "query work order for issues");
 209
 210         $myrow = db_fetch_row($result);
 211         return ($myrow[0] > 0);
 212 }
 213
 214 //--------------------------------------------------------------------------------------
 215
 216 function work_order_has_payments($woid)
 217 {
 218         $result = get_gl_wo_cost_trans($woid);
 219
 220     return (db_num_rows($result) != 0);
 221 }
 222
 223 //--------------------------------------------------------------------------------------
 224
 225 function release_work_order($woid, $releaseDate, $memo_)
 226 {
 227         begin_transaction();
 228
 229         $myrow = get_work_order($woid);
 230         $stock_id = $myrow["stock_id"];
 231
 232         $date = date2sql($releaseDate);
 233
 234         $sql = "UPDATE ".TB_PREF."workorders SET released_date='$date',
 235                 released=1 WHERE id = ".db_escape($woid);
 236         db_query($sql, "could not release work order");
 237
 238         // create Work Order Requirements based on the bom
 239         create_wo_requirements($woid, $stock_id);
 240
 241         add_comments(systypes::work_order(), $woid, $releaseDate, $memo_);
 242
 243         commit_transaction();
 244 }
 245
 246 //--------------------------------------------------------------------------------------
 247
 248 function close_work_order($woid)
 249 {
 250         $sql = "UPDATE ".TB_PREF."workorders SET closed=1 WHERE id = ".db_escape($woid);
 251         db_query($sql, "could not close work order");
 252 }
 253
 254 //--------------------------------------------------------------------------------------
 255
 256 function work_order_is_closed($woid)
 257 {
 258         $sql = "SELECT closed FROM ".TB_PREF."workorders WHERE id = ".db_escape($woid);
 259         $result = db_query($sql, "could not query work order");
 260         $row = db_fetch_row($result);
 261         return ($row[0] > 0);
 262 }
 263
 264 //--------------------------------------------------------------------------------------
 265
 266 function work_order_update_finished_quantity($woid, $quantity, $force_close=0)
 267 {
 268         $sql = "UPDATE ".TB_PREF."workorders SET units_issued = units_issued + ".db_escape($quantity).",
 269                 closed = ((units_issued >= units_reqd) OR ".db_escape($force_close).")
 270                 WHERE id = ".db_escape($woid);
 271
 272         db_query($sql, "The work order issued quantity couldn't be updated");
 273 }
 274
 275 //--------------------------------------------------------------------------------------
 276
 277 function void_work_order($woid)
 278 {
 279         $work_order = get_work_order($woid);
 280
 281         if (!($work_order["type"] == wo_types::advanced()))
 282         {
 283                 begin_transaction();
 284
 285                 $sql = "UPDATE ".TB_PREF."workorders SET closed=1,units_issued=0 WHERE id = "
 286                         .db_escape($woid);
 287                 db_query($sql, "The work order couldn't be voided");
 288
 289                 // void all related stock moves
 290                 void_stock_move(systypes::work_order(), $woid);
 291
 292                 // void any related gl trans
 293                 void_gl_trans(systypes::work_order(), $woid, true);
 294
 295                 // clear the requirements units received
 296                 void_wo_requirements($woid);
 297
 298                 commit_transaction();
 299         }
 300         else
 301         {
 302                 // void everything inside the work order : issues, productions, payments
 303         }
 304 }
 305
 306 //--------------------------------------------------------------------------------------
 307
 308 ?>