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         $dec = user_price_dec();
  24         price_decimal_format($m_cost, $dec);
  25         $sql = "SELECT material_cost FROM ".TB_PREF."stock_master WHERE stock_id = "
  26                 .db_escape($stock_id);
  27         $result = db_query($sql);
  28         $myrow = db_fetch($result);
  29         $material_cost =  $myrow['material_cost'];
  30         $qoh = get_qoh_on_date($stock_id, null, $date_);
  31         if ($qoh < 0)
  32                 $qoh = 0;
  33         if ($qoh + $qty != 0)
  34                 $material_cost = ($qoh * $material_cost + $qty * $m_cost) /     ($qoh + $qty);
  35         $material_cost = round2($material_cost, $dec);
  36         $sql = "UPDATE ".TB_PREF."stock_master SET material_cost=$material_cost
  37                 WHERE stock_id=".db_escape($stock_id);
  38         db_query($sql,"The cost details for the inventory item could not be updated");
  39 }
  40
  41 function add_overhead_cost($stock_id, $qty, $date_, $costs)
  42 {
  43         $dec = user_price_dec();
  44         price_decimal_format($costs, $dec);
  45         if ($qty != 0)
  46                 $costs /= $qty;
  47         $sql = "SELECT overhead_cost FROM ".TB_PREF."stock_master WHERE stock_id = "
  48                 .db_escape($stock_id);
  49         $result = db_query($sql);
  50         $myrow = db_fetch($result);
  51         $overhead_cost =  $myrow['overhead_cost'];
  52         $qoh = get_qoh_on_date($stock_id, null, $date_);
  53         if ($qoh < 0)
  54                 $qoh = 0;
  55         if ($qoh + $qty != 0)
  56                 $overhead_cost = ($qoh * $overhead_cost + $qty * $costs) /      ($qoh + $qty);
  57         $overhead_cost = round2($overhead_cost, $dec);
  58         $sql = "UPDATE ".TB_PREF."stock_master SET overhead_cost=".db_escape($overhead_cost)."
  59                 WHERE stock_id=".db_escape($stock_id);
  60         db_query($sql,"The cost details for the inventory item could not be updated");
  61 }
  62
  63 function add_labour_cost($stock_id, $qty, $date_, $costs)
  64 {
  65         $dec = user_price_dec();
  66         price_decimal_format($costs, $dec);
  67         if ($qty != 0)
  68                 $costs /= $qty;
  69         $sql = "SELECT labour_cost FROM ".TB_PREF."stock_master WHERE stock_id = "
  70                 .db_escape($stock_id);
  71         $result = db_query($sql);
  72         $myrow = db_fetch($result);
  73         $labour_cost =  $myrow['labour_cost'];
  74         $qoh = get_qoh_on_date($stock_id, null, $date_);
  75         if ($qoh < 0)
  76                 $qoh = 0;
  77         if ($qoh + $qty != 0)
  78                 $labour_cost = ($qoh * $labour_cost + $qty * $costs) /  ($qoh + $qty);
  79         $labour_cost = round2($labour_cost, $dec);
  80         $sql = "UPDATE ".TB_PREF."stock_master SET labour_cost=".db_escape($labour_cost)."
  81                 WHERE stock_id=".db_escape($stock_id);
  82         db_query($sql,"The cost details for the inventory item could not be updated");
  83 }
  84
  85 function add_issue_cost($stock_id, $qty, $date_, $costs)
  86 {
  87         if ($qty != 0)
  88                 $costs /= $qty;
  89         $sql = "SELECT material_cost FROM ".TB_PREF."stock_master WHERE stock_id = "
  90                 .db_escape($stock_id);
  91         $result = db_query($sql);
  92         $myrow = db_fetch($result);
  93         $material_cost =  $myrow['material_cost'];
  94         $dec = user_price_dec();
  95         price_decimal_format($material_cost, $dec);
  96         $qoh = get_qoh_on_date($stock_id, null, $date_);
  97         if ($qoh < 0)
  98                 $qoh = 0;
  99         if ($qoh + $qty != 0)
 100                 $material_cost = ($qty * $costs) /      ($qoh + $qty);
 101         $material_cost = round2($material_cost, $dec);
 102         $sql = "UPDATE ".TB_PREF."stock_master SET material_cost=material_cost+"
 103                 .db_escape($material_cost)
 104                 ." WHERE stock_id=".db_escape($stock_id);
 105         db_query($sql,"The cost details for the inventory item could not be updated");
 106 }
 107
 108 function add_work_order($wo_ref, $loc_code, $units_reqd, $stock_id,
 109         $type, $date_, $required_by, $memo_, $costs, $cr_acc, $labour, $cr_lab_acc)
 110 {
 111         global $Refs;
 112
 113         if (!($type == WO_ADVANCED))
 114                 return add_work_order_quick($wo_ref, $loc_code, $units_reqd, $stock_id, $type, $date_, $memo_, $costs, $cr_acc, $labour, $cr_lab_acc);
 115
 116         begin_transaction();
 117
 118         add_material_cost($stock_id, $units_reqd, $date_);
 119
 120         $date = date2sql($date_);
 121         $required = date2sql($required_by);
 122
 123         $sql = "INSERT INTO ".TB_PREF."workorders (wo_ref, loc_code, units_reqd, stock_id,
 124                 type, date_, required_by)
 125         VALUES (".db_escape($wo_ref).", ".db_escape($loc_code).", "
 126         .db_escape($units_reqd).", ".db_escape($stock_id).",
 127                 ".db_escape($type).", '$date', ".db_escape($required).")";
 128         db_query($sql, "could not add work order");
 129
 130         $woid = db_insert_id();
 131
 132         add_comments(ST_WORKORDER, $woid, $required_by, $memo_);
 133
 134         $Refs->save(ST_WORKORDER, $woid, $wo_ref);
 135         add_audit_trail(ST_WORKORDER, $woid, $date_);
 136
 137         commit_transaction();
 138
 139         return $woid;
 140 }
 141
 142 //--------------------------------------------------------------------------------------
 143
 144 function update_work_order($woid, $loc_code, $units_reqd, $stock_id,
 145                                         $date_, $required_by, $memo_)
 146 {
 147         begin_transaction();
 148
 149         add_material_cost($_POST['old_stk_id'], -$_POST['old_qty'], $date_);
 150         add_material_cost($stock_id, $units_reqd, $date_);
 151
 152         $date = date2sql($date_);
 153         $required = date2sql($required_by);
 154
 155         $sql = "UPDATE ".TB_PREF."workorders SET loc_code=".db_escape($loc_code).",
 156                 units_reqd=".db_escape($units_reqd).", stock_id=".db_escape($stock_id).",
 157                 required_by=".db_escape($required).",
 158                 date_='$date'
 159                 WHERE id = ".db_escape($woid);
 160
 161         db_query($sql, "could not update work order");
 162
 163         update_comments(ST_WORKORDER, $woid, null, $memo_);
 164         add_audit_trail(ST_WORKORDER, $woid, $date_, _("Updated."));
 165
 166         commit_transaction();
 167 }
 168
 169 function delete_work_order($woid)
 170 {
 171         begin_transaction();
 172
 173         add_material_cost($_POST['stock_id'], -$_POST['quantity'], $_POST['date_']);
 174
 175         // delete the work order requirements
 176         delete_wo_requirements($woid);
 177
 178         // delete the actual work order
 179         $sql = "DELETE FROM ".TB_PREF."workorders WHERE id=".db_escape($woid);
 180         db_query($sql,"The work order could not be deleted");
 181
 182         delete_comments(ST_WORKORDER, $woid);
 183         add_audit_trail(ST_WORKORDER, $woid, $_POST['date_'], _("Canceled."));
 184
 185         commit_transaction();
 186 }
 187
 188 //--------------------------------------------------------------------------------------
 189
 190 function get_work_order($woid, $allow_null=false)
 191 {
 192     $sql = "SELECT ".TB_PREF."workorders.*, ".TB_PREF."stock_master.description As StockItemName,
 193                 ".TB_PREF."locations.location_name, ".TB_PREF."locations.delivery_address
 194                 FROM ".TB_PREF."workorders, ".TB_PREF."stock_master, ".TB_PREF."locations
 195                 WHERE ".TB_PREF."stock_master.stock_id=".TB_PREF."workorders.stock_id
 196                 AND     ".TB_PREF."locations.loc_code=".TB_PREF."workorders.loc_code
 197                 AND ".TB_PREF."workorders.id=".db_escape($woid)."
 198                 GROUP BY ".TB_PREF."workorders.id";
 199
 200         $result = db_query($sql, "The work order issues could not be retrieved");
 201
 202         if (!$allow_null && db_num_rows($result) == 0)
 203                 display_db_error("Could not find work order $woid", $sql);
 204
 205         return db_fetch($result);
 206 }
 207
 208 //--------------------------------------------------------------------------------------
 209
 210 function work_order_has_productions($woid)
 211 {
 212         $sql = "SELECT COUNT(*) FROM ".TB_PREF."wo_manufacture WHERE workorder_id=".db_escape($woid);
 213         $result = db_query($sql, "query work order for productions");
 214
 215         $myrow = db_fetch_row($result);
 216         return ($myrow[0] > 0);
 217 }
 218
 219
 220 //--------------------------------------------------------------------------------------
 221
 222 function work_order_has_issues($woid)
 223 {
 224         $sql = "SELECT COUNT(*) FROM ".TB_PREF."wo_issues WHERE workorder_id=".db_escape($woid);
 225         $result = db_query($sql, "query work order for issues");
 226
 227         $myrow = db_fetch_row($result);
 228         return ($myrow[0] > 0);
 229 }
 230
 231 //--------------------------------------------------------------------------------------
 232
 233 function work_order_has_payments($woid)
 234 {
 235         $result = get_gl_wo_cost_trans($woid);
 236
 237     return (db_num_rows($result) != 0);
 238 }
 239
 240 //--------------------------------------------------------------------------------------
 241
 242 function release_work_order($woid, $releaseDate, $memo_)
 243 {
 244         begin_transaction();
 245
 246         $myrow = get_work_order($woid);
 247         $stock_id = $myrow["stock_id"];
 248
 249         $date = date2sql($releaseDate);
 250
 251         $sql = "UPDATE ".TB_PREF."workorders SET released_date='$date',
 252                 released=1 WHERE id = ".db_escape($woid);
 253         db_query($sql, "could not release work order");
 254
 255         // create Work Order Requirements based on the bom
 256         create_wo_requirements($woid, $stock_id);
 257
 258         add_comments(ST_WORKORDER, $woid, $releaseDate, $memo_);
 259         add_audit_trail(ST_WORKORDER, $woid, $releaseDate,_("Released."));
 260
 261         commit_transaction();
 262 }
 263
 264 //--------------------------------------------------------------------------------------
 265
 266 function close_work_order($woid)
 267 {
 268         $sql = "UPDATE ".TB_PREF."workorders SET closed=1 WHERE id = ".db_escape($woid);
 269         db_query($sql, "could not close work order");
 270 }
 271
 272 //--------------------------------------------------------------------------------------
 273
 274 function work_order_is_closed($woid)
 275 {
 276         $sql = "SELECT closed FROM ".TB_PREF."workorders WHERE id = ".db_escape($woid);
 277         $result = db_query($sql, "could not query work order");
 278         $row = db_fetch_row($result);
 279         return ($row[0] > 0);
 280 }
 281
 282 //--------------------------------------------------------------------------------------
 283
 284 function work_order_update_finished_quantity($woid, $quantity, $force_close=0)
 285 {
 286         $sql = "UPDATE ".TB_PREF."workorders SET units_issued = units_issued + ".db_escape($quantity).",
 287                 closed = ((units_issued >= units_reqd) OR ".db_escape($force_close).")
 288                 WHERE id = ".db_escape($woid);
 289
 290         db_query($sql, "The work order issued quantity couldn't be updated");
 291 }
 292
 293 //--------------------------------------------------------------------------------------
 294
 295 function void_work_order($woid)
 296 {
 297         begin_transaction();
 298
 299         $work_order = get_work_order($woid);
 300         if (!($work_order["type"] == WO_ADVANCED))
 301         {
 302                 $date = sql2date($work_order['date_']);
 303                 $qty = $work_order['units_reqd'];
 304                 add_material_cost($work_order['stock_id'], -$qty, $date); // remove avg. cost for qty
 305                 $cost = get_gl_wo_cost($woid, WO_LABOUR); // get the labour cost and reduce avg cost
 306                 if ($cost != 0)
 307                         add_labour_cost($work_order['stock_id'], -$qty, $date, $cost);
 308                 $cost = get_gl_wo_cost($woid, WO_OVERHEAD); // get the overhead cost and reduce avg cost
 309                 if ($cost != 0)
 310                         add_overhead_cost($work_order['stock_id'], -$qty, $date, $cost);
 311
 312                 $sql = "UPDATE ".TB_PREF."workorders SET closed=1,units_reqd=0,units_issued=0 WHERE id = "
 313                         .db_escape($woid);
 314                 db_query($sql, "The work order couldn't be voided");
 315
 316                 // void all related stock moves
 317                 void_stock_move(ST_WORKORDER, $woid);
 318
 319                 // void any related gl trans
 320                 void_gl_trans(ST_WORKORDER, $woid, true);
 321
 322                 // clear the requirements units received
 323                 void_wo_requirements($woid);
 324         }
 325         else
 326         {
 327                 // void everything inside the work order : issues, productions, payments
 328                 $date = sql2date($work_order['date_']);
 329                 add_material_cost($work_order['stock_id'], -$work_order['units_reqd'], $date); // remove avg. cost for qty
 330                 $result = get_work_order_productions($woid); // check the produced quantity
 331                 $qty = 0;
 332                 while ($row = db_fetch($result))
 333                 {
 334                         $qty += $row['quantity'];
 335                         // clear the production record
 336                         $sql = "UPDATE ".TB_PREF."wo_manufacture SET quantity=0 WHERE id=".$$row['id'];
 337                         db_query($sql, "Cannot void a wo production");
 338
 339                         void_stock_move(ST_MANURECEIVE, $row['id']); // and void the stock moves;
 340                 }
 341                 $result = get_additional_issues($woid); // check the issued quantities
 342                 $cost = 0;
 343                 $issue_no = 0;
 344                 while ($row = db_fetch($result))
 345                 {
 346                         $std_cost = get_standard_cost($row['stock_id']);
 347                         $icost = $std_cost * $row['qty_issued'];
 348                         $cost += $icost;
 349                         if ($issue_no == 0)
 350                                 $issue_no = $row['issue_no'];
 351                         // void the actual issue items and their quantities
 352                         $sql = "UPDATE ".TB_PREF."wo_issue_items SET qty_issued = 0 WHERE issue_id="
 353                                 .db_escape($row['id']);
 354                         db_query($sql,"A work order issue item could not be voided");
 355                 }
 356                 if ($issue_no != 0)
 357                         void_stock_move(ST_MANUISSUE, $issue_no); // and void the stock moves
 358                 if ($cost != 0)
 359                         add_issue_cost($work_order['stock_id'], -$qty, $date, $cost);
 360
 361                 $cost = get_gl_wo_cost($woid, WO_LABOUR); // get the labour cost and reduce avg cost
 362                 if ($cost != 0)
 363                         add_labour_cost($work_order['stock_id'], -$qty, $date, $cost);
 364                 $cost = get_gl_wo_cost($woid, WO_OVERHEAD); // get the overhead cost and reduce avg cost
 365                 if ($cost != 0)
 366                         add_overhead_cost($work_order['stock_id'], -$qty, $date, $cost);
 367
 368                 $sql = "UPDATE ".TB_PREF."workorders SET closed=1,units_reqd=0,units_issued=0 WHERE id = "
 369                         .db_escape($woid);
 370                 db_query($sql, "The work order couldn't be voided");
 371
 372                 // void all related stock moves
 373                 void_stock_move(ST_WORKORDER, $woid);
 374
 375                 // void any related gl trans
 376                 void_gl_trans(ST_WORKORDER, $woid, true);
 377
 378                 // clear the requirements units received
 379                 void_wo_requirements($woid);
 380         }
 381         commit_transaction();
 382 }
 383
 384 function get_sql_for_work_orders($outstanding_only, $all_items)
 385 {
 386         $sql = "SELECT
 387                 workorder.id,
 388                 workorder.wo_ref,
 389                 workorder.type,
 390                 location.location_name,
 391                 item.description,
 392                 workorder.units_reqd,
 393                 workorder.units_issued,
 394                 workorder.date_,
 395                 workorder.required_by,
 396                 workorder.released_date,
 397                 workorder.closed,
 398                 workorder.released,
 399                 workorder.stock_id,
 400                 unit.decimals
 401                 FROM ".TB_PREF."workorders as workorder,"
 402                         .TB_PREF."stock_master as item,"
 403                         .TB_PREF."item_units as unit,"
 404                         .TB_PREF."locations as location
 405                 WHERE workorder.stock_id=item.stock_id
 406                         AND workorder.loc_code=location.loc_code
 407                         AND item.units=unit.abbr";
 408
 409         if (check_value('OpenOnly') || $outstanding_only != 0)
 410         {
 411                 $sql .= " AND workorder.closed=0";
 412         }
 413
 414         if (isset($_POST['StockLocation']) && $_POST['StockLocation'] != $all_items)
 415         {
 416                 $sql .= " AND workorder.loc_code=".db_escape($_POST['StockLocation']);
 417         }
 418
 419         if (isset($_POST['OrderNumber']) && $_POST['OrderNumber'] != "")
 420         {
 421                 $sql .= " AND workorder.wo_ref LIKE ".db_escape('%'.$_POST['OrderNumber'].'%');
 422         }
 423
 424         if (isset($_POST['SelectedStockItem']) && $_POST['SelectedStockItem'] != $all_items)
 425         {
 426                 $sql .= " AND workorder.stock_id=".db_escape($_POST['SelectedStockItem']);
 427         }
 428
 429         if (check_value('OverdueOnly'))
 430         {
 431                 $Today = date2sql(Today());
 432
 433                 $sql .= " AND workorder.required_by < '$Today' ";
 434         }
 435         return $sql;
 436 }
 437
 438 function get_sql_for_where_used()
 439 {
 440         $sql = "SELECT
 441                         bom.parent,
 442                         workcentre.name As WorkCentreName,
 443                         location.location_name,
 444                         bom.quantity,
 445                         parent.description
 446                         FROM ".TB_PREF."bom as bom, "
 447                                 .TB_PREF."stock_master as parent, "
 448                                 .TB_PREF."workcentres as workcentre, "
 449                                 .TB_PREF."locations as location
 450                         WHERE bom.parent = parent.stock_id
 451                                 AND bom.workcentre_added = workcentre.id
 452                                 AND bom.loc_code = location.loc_code
 453                                 AND bom.component=".db_escape($_POST['stock_id']);
 454         return $sql;
 455 }
 456 //--------------------------------------------------------------------------------------
 457 function get_gl_wo_cost($woid, $cost_type)
 458 {
 459         $cost = 0;
 460         $result = get_gl_wo_cost_trans($woid, $cost_type);
 461         while ($row = db_fetch($result))
 462                 $cost += -$row['amount'];
 463         return $cost;
 464 }
 465
 466 ?>