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         $qoh = get_qoh_on_date($stock_id);
  32         if ($qoh < 0)
  33                 $qoh = 0;
  34         if ($qoh + $qty != 0)
  35                 $material_cost = ($qoh * $material_cost + $qty * $m_cost) /     ($qoh + $qty);
  36         //$material_cost = round2($material_cost, $dec);
  37         $sql = "UPDATE ".TB_PREF."stock_master SET material_cost=$material_cost
  38                 WHERE stock_id=".db_escape($stock_id);
  39         db_query($sql,"The cost details for the inventory item could not be updated");
  40 }
  41
  42 function add_overhead_cost($stock_id, $qty, $date_, $costs)
  43 {
  44         //$dec = user_price_dec();
  45         //price_decimal_format($costs, $dec);
  46         if ($qty != 0)
  47                 $costs /= $qty;
  48         $sql = "SELECT overhead_cost FROM ".TB_PREF."stock_master WHERE stock_id = "
  49                 .db_escape($stock_id);
  50         $result = db_query($sql);
  51         $myrow = db_fetch($result);
  52         $overhead_cost =  $myrow['overhead_cost'];
  53         //$qoh = get_qoh_on_date($stock_id, null, $date_);
  54         $qoh = get_qoh_on_date($stock_id);
  55         if ($qoh < 0)
  56                 $qoh = 0;
  57         if ($qoh + $qty != 0)
  58                 $overhead_cost = ($qoh * $overhead_cost + $qty * $costs) /      ($qoh + $qty);
  59         //$overhead_cost = round2($overhead_cost, $dec);
  60         $sql = "UPDATE ".TB_PREF."stock_master SET overhead_cost=".db_escape($overhead_cost)."
  61                 WHERE stock_id=".db_escape($stock_id);
  62         db_query($sql,"The cost details for the inventory item could not be updated");
  63 }
  64
  65 function add_labour_cost($stock_id, $qty, $date_, $costs)
  66 {
  67         //$dec = user_price_dec();
  68         //price_decimal_format($costs, $dec);
  69         if ($qty != 0)
  70                 $costs /= $qty;
  71         $sql = "SELECT labour_cost FROM ".TB_PREF."stock_master WHERE stock_id = "
  72                 .db_escape($stock_id);
  73         $result = db_query($sql);
  74         $myrow = db_fetch($result);
  75         $labour_cost =  $myrow['labour_cost'];
  76         //$qoh = get_qoh_on_date($stock_id, null, $date_);
  77         $qoh = get_qoh_on_date($stock_id);
  78         if ($qoh < 0)
  79                 $qoh = 0;
  80         if ($qoh + $qty != 0)
  81                 $labour_cost = ($qoh * $labour_cost + $qty * $costs) /  ($qoh + $qty);
  82         //$labour_cost = round2($labour_cost, $dec);
  83         $sql = "UPDATE ".TB_PREF."stock_master SET labour_cost=".db_escape($labour_cost)."
  84                 WHERE stock_id=".db_escape($stock_id);
  85         db_query($sql,"The cost details for the inventory item could not be updated");
  86 }
  87
  88 function add_issue_cost($stock_id, $qty, $date_, $costs)
  89 {
  90         if ($qty != 0)
  91                 $costs /= $qty;
  92         $sql = "SELECT material_cost FROM ".TB_PREF."stock_master WHERE stock_id = "
  93                 .db_escape($stock_id);
  94         $result = db_query($sql);
  95         $myrow = db_fetch($result);
  96         $material_cost =  $myrow['material_cost'];
  97         //$dec = user_price_dec();
  98         //price_decimal_format($material_cost, $dec);
  99         //$qoh = get_qoh_on_date($stock_id, null, $date_);
 100         $qoh = get_qoh_on_date($stock_id);
 101         if ($qoh < 0)
 102                 $qoh = 0;
 103         if ($qoh + $qty != 0)
 104                 $material_cost = ($qty * $costs) /      ($qoh + $qty);
 105         //$material_cost = round2($material_cost, $dec);
 106         $sql = "UPDATE ".TB_PREF."stock_master SET material_cost=material_cost+"
 107                 .db_escape($material_cost)
 108                 ." WHERE stock_id=".db_escape($stock_id);
 109         db_query($sql,"The cost details for the inventory item could not be updated");
 110 }
 111
 112 function add_work_order($wo_ref, $loc_code, $units_reqd, $stock_id,
 113         $type, $date_, $required_by, $memo_, $costs, $cr_acc, $labour, $cr_lab_acc)
 114 {
 115         global $Refs;
 116
 117         if (!($type == WO_ADVANCED))
 118                 return add_work_order_quick($wo_ref, $loc_code, $units_reqd, $stock_id, $type, $date_, $memo_, $costs, $cr_acc, $labour, $cr_lab_acc);
 119
 120         begin_transaction();
 121         $args = func_get_args();
 122         $args = (object)array_combine(array('wo_ref', 'loc_code', 'units_reqd', 'stock_id',
 123                 'type', 'date_', 'required_by', 'memo_', 'costs', 'cr_acc', 'labour', 'cr_lab_acc'), $args);
 124         $args->woid = 0;
 125         hook_db_prewrite($args, ST_WORKORDER);
 126
 127         add_material_cost($stock_id, $units_reqd, $date_);
 128
 129         $date = date2sql($date_);
 130         $required = date2sql($required_by);
 131
 132         $sql = "INSERT INTO ".TB_PREF."workorders (wo_ref, loc_code, units_reqd, stock_id,
 133                 type, date_, required_by)
 134         VALUES (".db_escape($wo_ref).", ".db_escape($loc_code).", "
 135         .db_escape($units_reqd).", ".db_escape($stock_id).",
 136                 ".db_escape($type).", '$date', ".db_escape($required).")";
 137         db_query($sql, "could not add work order");
 138
 139         $woid = db_insert_id();
 140
 141         add_comments(ST_WORKORDER, $woid, $required_by, $memo_);
 142
 143         $Refs->save(ST_WORKORDER, $woid, $wo_ref);
 144         add_audit_trail(ST_WORKORDER, $woid, $date_);
 145
 146         $args->woid = $woid;
 147         hook_db_postwrite($args, ST_WORKORDER);
 148         commit_transaction();
 149
 150         return $woid;
 151 }
 152
 153 //--------------------------------------------------------------------------------------
 154
 155 function update_work_order($woid, $loc_code, $units_reqd, $stock_id,
 156                                         $date_, $required_by, $memo_)
 157 {
 158         begin_transaction();
 159         $args = func_get_args();
 160         $args = (object)array_combine(array('woid', 'loc_code', 'units_reqd', 'stock_id',
 161                 'date_', 'required_by', 'memo_'), $args);
 162         hook_db_prewrite($args, ST_WORKORDER);
 163
 164         add_material_cost($_POST['old_stk_id'], -$_POST['old_qty'], $date_);
 165         add_material_cost($stock_id, $units_reqd, $date_);
 166
 167         $date = date2sql($date_);
 168         $required = date2sql($required_by);
 169
 170         $sql = "UPDATE ".TB_PREF."workorders SET loc_code=".db_escape($loc_code).",
 171                 units_reqd=".db_escape($units_reqd).", stock_id=".db_escape($stock_id).",
 172                 required_by=".db_escape($required).",
 173                 date_='$date'
 174                 WHERE id = ".db_escape($woid);
 175
 176         db_query($sql, "could not update work order");
 177
 178         update_comments(ST_WORKORDER, $woid, null, $memo_);
 179         add_audit_trail(ST_WORKORDER, $woid, $date_, _("Updated."));
 180
 181         hook_db_postwrite($args, ST_WORKORDER);
 182         commit_transaction();
 183 }
 184
 185 function delete_work_order($woid)
 186 {
 187         begin_transaction();
 188         hook_db_prevoid(ST_WORKORDER, $woid);
 189
 190         add_material_cost($_POST['stock_id'], -$_POST['quantity'], $_POST['date_']);
 191
 192         // delete the work order requirements
 193         delete_wo_requirements($woid);
 194
 195         // delete the actual work order
 196         $sql = "DELETE FROM ".TB_PREF."workorders WHERE id=".db_escape($woid);
 197         db_query($sql,"The work order could not be deleted");
 198
 199         delete_comments(ST_WORKORDER, $woid);
 200         add_audit_trail(ST_WORKORDER, $woid, $_POST['date_'], _("Canceled."));
 201
 202         commit_transaction();
 203 }
 204
 205 //--------------------------------------------------------------------------------------
 206
 207 function get_work_order($woid, $allow_null=false)
 208 {
 209     $sql = "SELECT wo.*,st.description As StockItemName,l.location_name,
 210                 l.delivery_address,l.email, l.contact
 211                 FROM ".TB_PREF."workorders wo, ".TB_PREF."stock_master st, ".TB_PREF."locations l
 212                 WHERE st.stock_id=wo.stock_id
 213                 AND     l.loc_code=wo.loc_code
 214                 AND wo.id=".db_escape($woid)."
 215                 GROUP BY wo.id";
 216
 217         $result = db_query($sql, "The work order issues could not be retrieved");
 218
 219         if (!$allow_null && db_num_rows($result) == 0)
 220                 display_db_error("Could not find work order $woid", $sql);
 221
 222         return db_fetch($result);
 223 }
 224
 225 //--------------------------------------------------------------------------------------
 226
 227 function work_order_has_productions($woid)
 228 {
 229         $sql = "SELECT COUNT(*) FROM ".TB_PREF."wo_manufacture WHERE workorder_id=".db_escape($woid);
 230         $result = db_query($sql, "query work order for productions");
 231
 232         $myrow = db_fetch_row($result);
 233         return ($myrow[0] > 0);
 234 }
 235
 236
 237 //--------------------------------------------------------------------------------------
 238
 239 function work_order_has_issues($woid)
 240 {
 241         $sql = "SELECT COUNT(*) FROM ".TB_PREF."wo_issues WHERE workorder_id=".db_escape($woid);
 242         $result = db_query($sql, "query work order for issues");
 243
 244         $myrow = db_fetch_row($result);
 245         return ($myrow[0] > 0);
 246 }
 247
 248 //--------------------------------------------------------------------------------------
 249
 250 function work_order_has_payments($woid)
 251 {
 252         $result = get_gl_wo_cost_trans($woid);
 253
 254     return (db_num_rows($result) != 0);
 255 }
 256
 257 //--------------------------------------------------------------------------------------
 258
 259 function release_work_order($woid, $releaseDate, $memo_)
 260 {
 261         begin_transaction();
 262
 263         $myrow = get_work_order($woid);
 264         $stock_id = $myrow["stock_id"];
 265
 266         $date = date2sql($releaseDate);
 267
 268         $sql = "UPDATE ".TB_PREF."workorders SET released_date='$date',
 269                 released=1 WHERE id = ".db_escape($woid);
 270         db_query($sql, "could not release work order");
 271
 272         // create Work Order Requirements based on the bom
 273         create_wo_requirements($woid, $stock_id);
 274
 275         add_comments(ST_WORKORDER, $woid, $releaseDate, $memo_);
 276         add_audit_trail(ST_WORKORDER, $woid, $releaseDate,_("Released."));
 277
 278         commit_transaction();
 279 }
 280
 281 //--------------------------------------------------------------------------------------
 282
 283 function close_work_order($woid)
 284 {
 285         $sql = "UPDATE ".TB_PREF."workorders SET closed=1 WHERE id = ".db_escape($woid);
 286         db_query($sql, "could not close work order");
 287 }
 288
 289 //--------------------------------------------------------------------------------------
 290
 291 function work_order_is_closed($woid)
 292 {
 293         $sql = "SELECT closed FROM ".TB_PREF."workorders WHERE id = ".db_escape($woid);
 294         $result = db_query($sql, "could not query work order");
 295         $row = db_fetch_row($result);
 296         return ($row[0] > 0);
 297 }
 298
 299 //--------------------------------------------------------------------------------------
 300
 301 function work_order_update_finished_quantity($woid, $quantity, $force_close=0)
 302 {
 303         $sql = "UPDATE ".TB_PREF."workorders SET units_issued = units_issued + ".db_escape($quantity).",
 304                 closed = ((units_issued >= units_reqd) OR ".db_escape($force_close).")
 305                 WHERE id = ".db_escape($woid);
 306
 307         db_query($sql, "The work order issued quantity couldn't be updated");
 308 }
 309
 310 //--------------------------------------------------------------------------------------
 311
 312 function void_work_order($woid)
 313 {
 314         begin_transaction();
 315         hook_db_prevoid(ST_WORKORDER, $woid);
 316
 317         $work_order = get_work_order($woid);
 318         if (!($work_order["type"] == WO_ADVANCED))
 319         {
 320                 $date = sql2date($work_order['date_']);
 321                 $qty = $work_order['units_reqd'];
 322                 add_material_cost($work_order['stock_id'], -$qty, $date); // remove avg. cost for qty
 323                 $cost = get_gl_wo_cost($woid, WO_LABOUR); // get the labour cost and reduce avg cost
 324                 if ($cost != 0)
 325                         add_labour_cost($work_order['stock_id'], -$qty, $date, $cost);
 326                 $cost = get_gl_wo_cost($woid, WO_OVERHEAD); // get the overhead cost and reduce avg cost
 327                 if ($cost != 0)
 328                         add_overhead_cost($work_order['stock_id'], -$qty, $date, $cost);
 329
 330                 $sql = "UPDATE ".TB_PREF."workorders SET closed=1,units_reqd=0,units_issued=0 WHERE id = "
 331                         .db_escape($woid);
 332                 db_query($sql, "The work order couldn't be voided");
 333
 334                 // void all related stock moves
 335                 void_stock_move(ST_WORKORDER, $woid);
 336
 337                 // void any related gl trans
 338                 void_gl_trans(ST_WORKORDER, $woid, true);
 339
 340                 // clear the requirements units received
 341                 void_wo_requirements($woid);
 342         }
 343         else
 344         {
 345                 // void everything inside the work order : issues, productions, payments
 346                 $date = sql2date($work_order['date_']);
 347                 add_material_cost($work_order['stock_id'], -$work_order['units_reqd'], $date); // remove avg. cost for qty
 348                 $result = get_work_order_productions($woid); // check the produced quantity
 349                 $qty = 0;
 350                 while ($row = db_fetch($result))
 351                 {
 352                         $qty += $row['quantity'];
 353                         // clear the production record
 354                         $sql = "UPDATE ".TB_PREF."wo_manufacture SET quantity=0 WHERE id=".$$row['id'];
 355                         db_query($sql, "Cannot void a wo production");
 356
 357                         void_stock_move(ST_MANURECEIVE, $row['id']); // and void the stock moves;
 358                 }
 359                 $result = get_additional_issues($woid); // check the issued quantities
 360                 $cost = 0;
 361                 $issue_no = 0;
 362                 while ($row = db_fetch($result))
 363                 {
 364                         $std_cost = get_standard_cost($row['stock_id']);
 365                         $icost = $std_cost * $row['qty_issued'];
 366                         $cost += $icost;
 367                         if ($issue_no == 0)
 368                                 $issue_no = $row['issue_no'];
 369                         // void the actual issue items and their quantities
 370                         $sql = "UPDATE ".TB_PREF."wo_issue_items SET qty_issued = 0 WHERE issue_id="
 371                                 .db_escape($row['id']);
 372                         db_query($sql,"A work order issue item could not be voided");
 373                 }
 374                 if ($issue_no != 0)
 375                         void_stock_move(ST_MANUISSUE, $issue_no); // and void the stock moves
 376                 if ($cost != 0)
 377                         add_issue_cost($work_order['stock_id'], -$qty, $date, $cost);
 378
 379                 $cost = get_gl_wo_cost($woid, WO_LABOUR); // get the labour cost and reduce avg cost
 380                 if ($cost != 0)
 381                         add_labour_cost($work_order['stock_id'], -$qty, $date, $cost);
 382                 $cost = get_gl_wo_cost($woid, WO_OVERHEAD); // get the overhead cost and reduce avg cost
 383                 if ($cost != 0)
 384                         add_overhead_cost($work_order['stock_id'], -$qty, $date, $cost);
 385
 386                 $sql = "UPDATE ".TB_PREF."workorders SET closed=1,units_reqd=0,units_issued=0 WHERE id = "
 387                         .db_escape($woid);
 388                 db_query($sql, "The work order couldn't be voided");
 389
 390                 // void all related stock moves
 391                 void_stock_move(ST_WORKORDER, $woid);
 392
 393                 // void any related gl trans
 394                 void_gl_trans(ST_WORKORDER, $woid, true);
 395
 396                 // clear the requirements units received
 397                 void_wo_requirements($woid);
 398         }
 399         commit_transaction();
 400 }
 401
 402 function get_sql_for_work_orders($outstanding_only, $all_items)
 403 {
 404         $sql = "SELECT
 405                 workorder.id,
 406                 workorder.wo_ref,
 407                 workorder.type,
 408                 location.location_name,
 409                 item.description,
 410                 workorder.units_reqd,
 411                 workorder.units_issued,
 412                 workorder.date_,
 413                 workorder.required_by,
 414                 workorder.released_date,
 415                 workorder.closed,
 416                 workorder.released,
 417                 workorder.stock_id,
 418                 unit.decimals
 419                 FROM ".TB_PREF."workorders as workorder,"
 420                         .TB_PREF."stock_master as item,"
 421                         .TB_PREF."item_units as unit,"
 422                         .TB_PREF."locations as location
 423                 WHERE workorder.stock_id=item.stock_id
 424                         AND workorder.loc_code=location.loc_code
 425                         AND item.units=unit.abbr";
 426
 427         if (check_value('OpenOnly') || $outstanding_only != 0)
 428         {
 429                 $sql .= " AND workorder.closed=0";
 430         }
 431
 432         if (isset($_POST['StockLocation']) && $_POST['StockLocation'] != $all_items)
 433         {
 434                 $sql .= " AND workorder.loc_code=".db_escape($_POST['StockLocation']);
 435         }
 436
 437         if (isset($_POST['OrderNumber']) && $_POST['OrderNumber'] != "")
 438         {
 439                 $sql .= " AND workorder.wo_ref LIKE ".db_escape('%'.$_POST['OrderNumber'].'%');
 440         }
 441
 442         if (isset($_POST['SelectedStockItem']) && $_POST['SelectedStockItem'] != $all_items)
 443         {
 444                 $sql .= " AND workorder.stock_id=".db_escape($_POST['SelectedStockItem']);
 445         }
 446
 447         if (check_value('OverdueOnly'))
 448         {
 449                 $Today = date2sql(Today());
 450
 451                 $sql .= " AND workorder.required_by < '$Today' ";
 452         }
 453         return $sql;
 454 }
 455
 456 function get_sql_for_where_used()
 457 {
 458         $sql = "SELECT
 459                         bom.parent,
 460                         workcentre.name As WorkCentreName,
 461                         location.location_name,
 462                         bom.quantity,
 463                         parent.description
 464                         FROM ".TB_PREF."bom as bom, "
 465                                 .TB_PREF."stock_master as parent, "
 466                                 .TB_PREF."workcentres as workcentre, "
 467                                 .TB_PREF."locations as location
 468                         WHERE bom.parent = parent.stock_id
 469                                 AND bom.workcentre_added = workcentre.id
 470                                 AND bom.loc_code = location.loc_code
 471                                 AND bom.component=".db_escape($_POST['stock_id']);
 472         return $sql;
 473 }
 474 //--------------------------------------------------------------------------------------
 475 function get_gl_wo_cost($woid, $cost_type)
 476 {
 477         $cost = 0;
 478         $result = get_gl_wo_cost_trans($woid, $cost_type);
 479         while ($row = db_fetch($result))
 480                 $cost += -$row['amount'];
 481         return $cost;
 482 }
 483
 484 ?>