sales/includes/cart_class.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 /* Definition of the cart class
  13 this class can hold all the information for:
  14
  15 i)   a sales order
  16 ii)  an invoice
  17 iii) a credit note
  18 iv)  a delivery note
  19 */
  20
  21 include_once($path_to_root . "/inventory/includes/inventory_db.inc");
  22 include_once($path_to_root . "/taxes/tax_calc.inc");
  23
  24 class cart
  25 {
  26         var $trans_type; // invoice, order, quotation, delivery note ...
  27         var $trans_no = array();// array (num1=>ver1,..) or 0 for new
  28         var $so_type = 0;               // for sales order: simple=0 template=1
  29         var $cart_id;           // used to detect multi-tab edition conflits
  30         var $line_items;  //array of objects of class line_details
  31
  32         var $src_docs = array();        // array of arrays(num1=>ver1,...) or 0 for no src
  33         var $src_date;                  // src document date (for info only)
  34
  35         var $document_date;
  36         var $due_date;
  37         var $sales_type; // set to the customer's sales type
  38         var $sales_type_name; // set to customer's sales type name
  39         var $tax_included;
  40
  41         var $customer_currency; // set to the customer's currency
  42         var $default_discount; // set to the customer's discount %
  43         var $customer_name;
  44         var $customer_id;
  45         var $Branch;
  46         var $email;
  47
  48         var $deliver_to;
  49         var $delivery_address;
  50         var $phone;
  51
  52         var $cust_ref;
  53         var $reference;
  54         var $Comments;
  55         var $Location;
  56         var $location_name;
  57         var $order_no;          // the original order number
  58
  59         var $ship_via;
  60         var $freight_cost = 0;
  61
  62         var $tax_group_id;
  63         var $tax_group_name;
  64         var $tax_group_array = null; // saves db queries
  65         var $price_factor;       // ditto for price calculations
  66
  67         var     $pos;                   // user assigned POS
  68         var $cash_account;
  69         var $account_name;
  70         var $cash_discount;     // not used as of FA 2.1
  71         var $dimension_id;
  72         var $dimension2_id;
  73         var $payment;
  74         var $payment_terms; // cached payment terms
  75         var $credit;
  76
  77         // prepayment mode:
  78         var $prepaid;           // true for documents issued in prepayment mode
  79         var $prep_amount;       // prepayment required for SO, invoiced amount for prepaiament invoice
  80         var $sum_paid;          // sum of all allocated prepayments both to order and related invoices
  81         var $alloc;             // sum of payments allocated to this document
  82         var $prepayments = array(); // allocation records for this document
  83         //-------------------------------------------------------------------------
  84         //
  85         //  $trans_no==0 => open new/direct document
  86         //  $trans_no!=0 && $prepare_child==false => update with parent constarints for reedition
  87         //  $trans_no!=0 && $prepare_child==true => prepare for child doc entry
  88         //      $prepare_child is set to ST_SALESINVOICE for prepayment invoices
  89         //
  90         function Cart($type, $trans_no=0, $prepare_child=false) {
  91                 /*Constructor function initialises a new shopping cart */
  92                 $this->line_items = array();
  93                 $this->sales_type = "";
  94                 if ($type == ST_SALESQUOTE)
  95                         $this->trans_type = $type;
  96                 else
  97                         $this->trans_type = ST_SALESORDER;
  98                 $this->dimension_id = 0;
  99                 $this->dimension2_id = 0;
 100                 $this->pos = get_sales_point(user_pos());
 101                 $this->read($type, $trans_no, $prepare_child);
 102                 $this->cart_id = uniqid('');
 103         }
 104
 105         /*
 106                 Optional sorting items by stock_id.
 107         */
 108         function _cmp_lines($a, $b)
 109         {
 110                 return strcmp($a->stock_id, $b->stock_id);
 111         }
 112
 113         /*
 114                 Returns items array optionally sorted by item code.
 115         */
 116         function get_items()
 117         {
 118                 global $sort_sales_items;
 119
 120                 $items = $this->line_items;
 121                 if (@$sort_sales_items)
 122                         uasort($items, array($this, '_cmp_lines'));
 123
 124                 return $items;
 125         }
 126         //
 127         //      Prepare cart to new child document entry, just after initial parent doc read.
 128         //
 129         function prepare_child($type)
 130         {
 131                 global $Refs;
 132
 133                 if ($type === true)
 134                         $type = get_child_type($this->trans_type);
 135
 136                 $this->trans_type = $type;
 137                 $this->reference = $Refs->get_next($this->trans_type);
 138                 if ($type == ST_CUSTCREDIT)
 139                     $this->src_date = $this->document_date;
 140
 141                 $this->document_date = new_doc_date();
 142
 143                 for($line_no = 0; $line_no < count($this->line_items); $line_no++) {
 144                         $line = &$this->line_items[$line_no];
 145                         $line->src_id = $line->id; // save src line ids for update
 146                         $line->qty_dispatched = $type == ST_CUSTCREDIT ? '0' :
 147                                  (($this->prepaid && $type == ST_SALESINVOICE) ? $line->quantity : $line->quantity - $line->qty_done);
 148                         $line->qty_old = 0;
 149                 }
 150                 unset($line);
 151
 152                 if ($type == ST_CUSTDELIVERY) {
 153                         $this->order_no = key($this->trans_no);
 154                         $cust = get_customer($this->customer_id);
 155                         $this->dimension_id = $cust['dimension_id'];
 156                         $this->dimension2_id = $cust['dimension2_id'];
 157                 }
 158                 if ($type == ST_SALESINVOICE) {
 159                         $this->due_date = get_invoice_duedate($this->payment, $this->document_date);
 160                 }
 161
 162                 $this->src_docs = $this->trans_no;
 163                 $this->trans_no = 0;
 164         }
 165
 166         //
 167         //      Prepares transaction for reedition updating with parent transaction data
 168         //
 169         function set_parent_constraints($sodata, $src_no) {
 170
 171                 $srcdetails = get_sales_parent_lines($this->trans_type, $src_no);
 172                 $src_type = get_parent_type($this->trans_type);
 173
 174                 // calculate & save: qtys on other docs and free qtys on src doc
 175                 $line_no = 0; $src_docs = array();
 176                 // Loop speed optimisation below depends on fact
 177                 // that child line_items contains subset of parent lines in _the_same_ order !
 178                 while (($line_no < count($this->line_items)) && ($srcline = db_fetch($srcdetails))) {
 179                         $line = &$this->line_items[$line_no];
 180                         $src_docs[] = $src_type == ST_SALESORDER ?  $srcline['order_no'] : $srcline['debtor_trans_no'];
 181                         if ($srcline['id'] == $line->src_id) {
 182                                 if ($this->trans_type == ST_SALESINVOICE)
 183                                         $line->src_no = $srcline['debtor_trans_no'];
 184                                 $line->qty_old = $line->qty_dispatched = $line->quantity;
 185                                 $line->quantity += $srcline['quantity'] -
 186                                         ($src_type==ST_SALESORDER ? $srcline['qty_sent'] : $srcline['qty_done']); // add free qty on src doc
 187                                 $line_no++;
 188                         }
 189                 }
 190
 191                 if ($src_type == ST_SALESORDER || $src_type == 0) {
 192                         $this->src_docs = array( $sodata['order_no']=>$sodata['version']);
 193                 } else {
 194                         // get src_data from debtor_trans
 195                         $this->src_docs = get_customer_trans_version($src_type, array_unique($src_docs));
 196                 }
 197         }
 198         //-------------------------------------------------------------------------
 199         // Reading document into cart
 200         //
 201         function read($type, $trans_no=0, $prepare_child=false) {
 202
 203                 global $SysPrefs, $Refs;
 204
 205                 if (!is_array($trans_no)) $trans_no = array($trans_no);
 206
 207                 if ($trans_no[0]) { // read old transaction
 208                         if ($type == ST_SALESORDER || $type == ST_SALESQUOTE) { // sales order || sales quotation
 209                                 read_sales_order($trans_no[0], $this, $type);
 210                         } else {        // other type of sales transaction
 211                                         read_sales_trans($type, $trans_no, $this);
 212                                         $this->prepayments = get_payments_for($trans_no[0], $type);
 213                                         if ($this->order_no) { // free hand credit notes have no order_no
 214                                                 $sodata = get_sales_order_header($this->order_no, ST_SALESORDER);
 215                                                 $this->cust_ref = $sodata["customer_ref"];
 216                                         // currently currency is hard linked to debtor account
 217                                         //      $this->customer_currency = $sodata["curr_code"];
 218                                                 $this->delivery_to = $sodata["deliver_to"];
 219                                                 $this->delivery_address = $sodata["delivery_address"];
 220                                         // child transaction reedition - update with parent info unless it is freehand
 221                                         if (!$this->is_prepaid() && !$prepare_child) // this is read for view/reedition
 222                                                 $this->set_parent_constraints($sodata, $trans_no[0]);
 223                                         }
 224                         }
 225                         // convert document into child and prepare qtys for entry
 226                         if ($prepare_child)
 227                                 $this->prepare_child($prepare_child);
 228
 229                 } else { // new document
 230                                 $this->trans_type = $type;
 231                                 $this->trans_no = 0;
 232                                 $this->customer_currency = get_company_currency();
 233                                 // set new sales document defaults here
 234                                 if (get_global_customer() != ALL_TEXT)
 235                                   $this->customer_id = get_global_customer();
 236                                 else
 237                                   $this->customer_id = '';
 238                                 $this->document_date = new_doc_date();
 239                                 if (!is_date_in_fiscalyear($this->document_date))
 240                                         $this->document_date = end_fiscalyear();
 241                                 $this->reference = $Refs->get_next($this->trans_type);
 242                                 if ($type != ST_SALESORDER && $type != ST_SALESQUOTE) // Added 2.1 Joe Hunt 2008-11-12
 243                                 {
 244                                         $dim = get_company_pref('use_dimension');
 245                                         if ($dim > 0)
 246                                         {
 247                                                 if ($this->customer_id == '')
 248                                                         $this->dimension_id = 0;
 249                                                 else
 250                                                 {
 251                                                         $cust = get_customer($this->customer_id);
 252                                                         $this->dimension_id = $cust['dimension_id'];
 253                                                 }
 254                                                 if ($dim > 1)
 255                                                 {
 256                                                         if ($this->customer_id == '')
 257                                                                 $this->dimension2_id = 0;
 258                                                         else
 259                                                                 $this->dimension2_id = $cust['dimension2_id'];
 260                                                 }
 261                                         }
 262                                 }
 263                                 if ($type == ST_SALESINVOICE) {
 264                                         $this->due_date =
 265                                                 get_invoice_duedate($this->payment, $this->document_date);
 266                                 } else
 267                                         $this->due_date =
 268                                                 add_days($this->document_date, $SysPrefs->default_delivery_required_by());
 269                 }
 270                 $this->credit = get_current_cust_credit($this->customer_id);
 271         }
 272
 273         //-------------------------------------------------------------------------
 274         // Writing new/modified sales document to database.
 275         // Makes parent documents for direct delivery/invoice by recurent call.
 276         // $policy - 0 or 1:  writeoff/return for IV, back order/cancel for DN
 277         function write($policy=0) {
 278
 279                 begin_transaction(); // prevents partial database changes in case of direct delivery/invoice
 280                 if ($this->reference != 'auto' && $this->trans_no == 0 && !is_new_reference($this->reference, $this->trans_type))
 281                 {
 282                         commit_transaction();
 283                         return -1;
 284                 }
 285                 if (count($this->src_docs) == 0 && ($this->trans_type == ST_SALESINVOICE || $this->trans_type == ST_CUSTDELIVERY) && !$this->is_prepaid()) {
 286                         // this is direct document - first add parent
 287                         $ref = $this->reference;
 288                         $date = $this->document_date;
 289                         $due_date = $this->due_date;
 290                         $dimension_id = $this->dimension_id;
 291                         $dimension2_id = $this->dimension2_id;
 292                         $this->trans_type = get_parent_type($this->trans_type);
 293
 294                         $this->reference = 'auto';
 295                         $trans_no = $this->write(1);
 296
 297                         // re-read parent document converting it to child
 298                         $this->read($this->trans_type, $trans_no, true);
 299                         $this->document_date = $date;
 300                         $this->reference = $ref;
 301                         $this->due_date = $due_date;
 302                         $this->dimension_id = $dimension_id;
 303                         $this->dimension2_id = $dimension2_id;
 304                 }
 305                 $this->reference = @html_entity_decode($this->reference, ENT_QUOTES);
 306                 $this->Comments = @html_entity_decode($this->Comments, ENT_QUOTES);
 307                 foreach($this->line_items as $lineno => $line) {
 308                         $this->line_items[$lineno]->stock_id = @html_entity_decode($line->stock_id, ENT_QUOTES);
 309                         $this->line_items[$lineno]->item_description = @html_entity_decode($line->item_description, ENT_QUOTES);
 310                 }
 311                 switch($this->trans_type) {
 312                         case ST_SALESINVOICE:
 313                                 $ret = write_sales_invoice($this); break;
 314                         case ST_CUSTCREDIT:
 315                                 $ret = write_credit_note($this, $policy); break;
 316                         case ST_CUSTDELIVERY:
 317                                 $ret = write_sales_delivery($this, $policy); break;
 318                         case ST_SALESORDER:
 319                         case ST_SALESQUOTE:
 320                                 if ($this->trans_no==0) // new document
 321                                         $ret = add_sales_order($this);
 322                                 else
 323                                         $ret = update_sales_order($this);
 324                 }
 325
 326                 commit_transaction();
 327
 328                 return $ret;
 329         }
 330
 331         function set_customer($customer_id, $customer_name, $currency, $discount, $payment, $cdiscount=0)
 332         {
 333                 $this->customer_name = $customer_name;
 334                 $this->customer_id = $customer_id;
 335                 $this->default_discount = $discount;
 336                 $this->customer_currency = $currency;
 337                 $this->payment = $payment;
 338                 $this->payment_terms = get_payment_terms($payment);
 339                 $this->cash_discount = $cdiscount;
 340
 341                 if ($this->payment_terms['cash_sale']) {
 342                         $this->Location = $this->pos['pos_location'];
 343                         $this->location_name = $this->pos['location_name'];
 344                 }
 345                 $this->credit = get_current_cust_credit($customer_id);
 346         }
 347
 348         function set_branch($branch_id, $tax_group_id, $tax_group_name, $phone='', $email='')
 349         {
 350                 $this->Branch = $branch_id;
 351                 $this->phone = $phone;
 352                 $this->email = $email;
 353                 $this->tax_group_id = $tax_group_id;
 354                 $this->tax_group_array = get_tax_group_items_as_array($tax_group_id);
 355         }
 356
 357         function set_sales_type($sales_type, $sales_name, $tax_included=0, $factor=0)
 358         {
 359             $this->sales_type = $sales_type;
 360             $this->sales_type_name = $sales_name;
 361             $this->tax_included = $tax_included;
 362             $this->price_factor = $factor;
 363         }
 364
 365         function set_location($id, $name)
 366         {
 367                 $this->Location = $id;
 368                 $this->location_name = $name;
 369         }
 370
 371         function set_delivery($shipper, $destination, $address, $freight_cost=null)
 372         {
 373                 $this->ship_via = $shipper;
 374                 $this->deliver_to = $destination;
 375                 $this->delivery_address = $address;
 376                 if (isset($freight_cost))
 377                         $this->freight_cost = $freight_cost;
 378         }
 379
 380         function add_to_cart($line_no, $stock_id, $qty, $price, $disc, $qty_done=0, $standard_cost=0, $description=null, $id=0, $src_no=0,
 381                 $src_id=0)
 382         {
 383                 $line = new line_details($stock_id, $qty, $price, $disc,
 384                         $qty_done,  $standard_cost, $description, $id, $src_no, $src_id);
 385
 386                 if ($line->valid) {
 387                         $this->line_items[$line_no] = $line;
 388                         return 1;
 389                 } else
 390                         display_error(_("You have to enter valid stock code or nonempty description"));
 391                 return 0;
 392         }
 393
 394         function update_cart_item($line_no, $qty, $price, $disc, $description="")
 395         {
 396                 if ($description != "")
 397                         $this->line_items[$line_no]->item_description = $description;
 398                 $this->line_items[$line_no]->quantity = $qty;
 399                 $this->line_items[$line_no]->qty_dispatched = $qty;
 400                 $this->line_items[$line_no]->price = $price;
 401                 $this->line_items[$line_no]->discount_percent = $disc;
 402         }
 403
 404         function update_add_cart_item_qty($line_no, $qty)
 405         {
 406                 $this->line_items[$line_no]->quantity += $qty;
 407         }
 408
 409         function remove_from_cart($line_no)
 410         {
 411                 array_splice($this->line_items, $line_no, 1);
 412         }
 413
 414         function clear_items()
 415         {
 416                 unset($this->line_items);
 417                 $this->line_items = array();
 418                 $this->sales_type = "";
 419                 $this->trans_no = 0;
 420                 $this->customer_id = $this->order_no = 0;
 421         }
 422
 423         function count_items()
 424         {
 425                 $counter=0;
 426                 foreach ($this->line_items as $line) {
 427                         if ($line->quantity!=$line->qty_done) $counter++;
 428                 }
 429                 return $counter;
 430         }
 431
 432         function get_items_total()
 433         {
 434                 $total = 0;
 435
 436                 foreach ($this->line_items as $ln_itm) {
 437                         $price = $ln_itm->line_price();
 438                         $total += round($ln_itm->quantity * $price * (1 - $ln_itm->discount_percent),
 439                            user_price_dec());
 440                 }
 441                 return $total;
 442         }
 443
 444         function get_items_total_dispatch()
 445         {
 446                 $total = 0;
 447
 448                 foreach ($this->line_items as $ln_itm) {
 449                         $price = $ln_itm->line_price();
 450                         $total += round(($ln_itm->qty_dispatched * $price * (1 - $ln_itm->discount_percent)),
 451                            user_price_dec());
 452                 }
 453                 return $total;
 454         }
 455
 456         function has_items_dispatch()
 457         {
 458                 foreach ($this->line_items as $ln_itm) {
 459                         if ($ln_itm->qty_dispatched > 0)
 460                                 return true;
 461                 }
 462                 return false;
 463         }
 464
 465         function any_already_delivered()
 466         {
 467                 /* Checks if there have been any line item processed */
 468
 469                 foreach ($this->line_items as $stock_item) {
 470                         if ($stock_item->qty_done !=0) {
 471                                 return 1;
 472                         }
 473                 }
 474
 475                 return 0;
 476
 477         }
 478
 479         function some_already_delivered($line_no)
 480         {
 481                 /* Checks if there have been deliveries of a specific line item */
 482                 if (isset($this->line_items[$line_no]) &&
 483                         $this->line_items[$line_no]->qty_done != 0) {
 484                         return 1;
 485                 }
 486                 return 0;
 487         }
 488
 489         function get_taxes($shipping_cost=null)
 490         {
 491                 $items = array();
 492                 $prices = array();
 493                 if($shipping_cost==null)
 494                         $shipping_cost = $this->freight_cost;
 495
 496                 foreach ($this->line_items as $ln_itm) {
 497                         $items[] = $ln_itm->stock_id;
 498                         $prices[] = round(((
 499                                 $this->trans_type==ST_SALESORDER ?      $ln_itm->quantity : $ln_itm->qty_dispatched) *
 500                                 $ln_itm->line_price()* (1 - $ln_itm->discount_percent)),  user_price_dec());
 501                 }
 502
 503                 $taxes = get_tax_for_items($items, $prices, $shipping_cost,
 504                   $this->tax_group_id, $this->tax_included,  $this->tax_group_array);
 505
 506     // Adjustment for swiss franken, we always have 5 rappen = 1/20 franken
 507     if ($this->customer_currency == 'CHF') {
 508                         $val = $taxes['1']['Value'];
 509                         $val1 = (floatval((intval(round(($val*20),0)))/20));
 510                         $taxes['1']['Value'] = $val1;
 511                 }
 512                 return $taxes;
 513         }
 514
 515
 516         function get_tax_free_shipping()
 517         {
 518
 519                 if ($this->tax_included==0)
 520                         return $this->freight_cost;
 521                 else
 522                         return ($this->freight_cost - $this->get_shipping_tax());
 523         }
 524
 525         function get_shipping_tax()
 526         {
 527
 528                 $tax_items = get_shipping_tax_as_array($this->tax_group_id);
 529                 $tax_rate = 0;
 530                 if ($tax_items != null) {
 531                         foreach ($tax_items as $item_tax) {
 532                                 $index = $item_tax['tax_type_id'];
 533                                 if (isset($this->tax_group_array[$index]['rate'])) {
 534                                         $tax_rate += $item_tax['rate'];
 535                                 }
 536                         }
 537                 }
 538                 if($this->tax_included)
 539                         return round($this->freight_cost*$tax_rate/($tax_rate+100),  user_price_dec());
 540                 else
 541                         return round($this->freight_cost*$tax_rate/100,  user_price_dec());
 542         }
 543         /*
 544                 Returns transaction value including all taxes
 545         */
 546         function get_trans_total() {
 547
 548                 $total = $this->get_items_total() + $this->freight_cost;
 549                 $dec = user_price_dec();
 550                 if (!$this->tax_included ) {
 551                         $total += $this->get_shipping_tax();
 552                         $taxes = $this->get_taxes();
 553                         foreach($taxes as $tax)
 554                                 $total += round($tax['Value'], $dec);
 555                 }
 556
 557                 return $total;
 558         }
 559
 560         /*
 561                 Returns true for documents issued in prepayment cycle.
 562         */
 563         function is_prepaid()
 564         {
 565                 return $this->prepaid; //floatcmp($this->prep_amount, 0) > 0;
 566         }
 567         /*
 568                 Order is ready for delivery in prepament mode.
 569         */
 570         function is_released()
 571         {
 572                 return floatcmp($this->sum_paid, $this->prep_amount) >= 0;
 573         }
 574
 575         /*
 576                 Check whether order has been already invoiced/send or not.
 577         */
 578         function is_started()
 579         {
 580                 if ($this->trans_no==0)
 581                         return false;
 582                 $order_no = array_keys($this->trans_no);
 583
 584                 return  is_sales_order_started(reset($order_no));
 585         }
 586
 587         /*
 588                 Check payment terms and prepayments selected for this invoice,
 589                 and updates     partial/final invoice value respectively.
 590         */
 591         function update_payments()
 592         {
 593                 $remainder = prepaid_invoice_remainder($this->order_no);
 594
 595                 // recalculate prepaid part from payments
 596                 if ($this->payment_terms['days_before_due'] < 0)
 597                 {       // this is partial invoice for selected prepayments made.
 598                         $paid = 0;
 599                         foreach($this->prepayments as $payment)
 600                                 $paid += $payment['amt'];
 601                         $this->prep_amount = min($remainder, $paid);
 602                 } else  // this is final invoice
 603                         $this->prep_amount = $remainder;
 604         }
 605 } /* end of class defintion */
 606
 607 class line_details
 608 {
 609         var $id;
 610         var $stock_id;
 611         var $item_description;
 612         var $units;
 613         var $mb_flag;
 614         var $tax_type;
 615         var $tax_type_name;
 616         var $src_no;    // number of src doc for this line
 617         var $src_id;
 618         var $price;
 619         var $discount_percent;
 620
 621         var $standard_cost;
 622         var $descr_editable;
 623
 624         var $valid; // validation in constructor
 625         /*
 626                 Line quantity properties in various cart create modes:
 627
 628                 view:
 629                 $quantity - quantity on current document
 630                 $qty_done - quantity processed on all child documents
 631                 $qty_dispatched - not used
 632                 $qty_old - not used
 633
 634                 edit:
 635                 $quantity - free parent quantity including this doc (= max allowed quantity)
 636                 $qty_done - qty processed on child documents (= min allowed qty)
 637                 $qty_dispatched - quantity currently selected to process
 638                 $qty_old - quantity processed on this document before reedition
 639
 640                 new child entry (view parent followed by prepare_child() call):
 641                 $quantity - max allowed quantity (get from parent)
 642                 $qty_done - qty processed on other child documents
 643                 $qty_dispatched - quantity currently selected to process
 644                 $qty_old - 0; not used
 645         */
 646         var $quantity;
 647         var $qty_done;
 648         var $qty_dispatched;
 649         var $qty_old = 0;
 650
 651
 652         function line_details ($stock_id, $qty, $prc, $disc_percent,
 653                 $qty_done, $standard_cost, $description, $id=0, $src_no=0, $src_id=0)
 654         {
 655         /* Constructor function to add a new LineDetail object with passed params */
 656
 657                 $this->id = $id;
 658                 $this->src_no = $src_no;
 659                 $this->src_id = $src_id;
 660                 $item_row = get_item($stock_id);
 661
 662                 if (!$item_row)
 663                         return;
 664
 665                 $this->mb_flag = $item_row["mb_flag"];
 666                 $this->units = $item_row["units"];
 667                 $this->descr_editable = $item_row["editable"];
 668                 if ($description == null || !$this->descr_editable)
 669                         $this->item_description = $item_row["description"];
 670                 else
 671                         $this->item_description = $description;
 672                 //$this->standard_cost = $item_row["material_cost"] + $item_row["labour_cost"] + $item_row["overhead_cost"];
 673                 $this->tax_type = $item_row["tax_type_id"];
 674                 $this->tax_type_name = $item_row["tax_type_name"];
 675                 $this->stock_id = $stock_id;
 676                 $this->quantity = $qty;
 677                 $this->qty_dispatched = $qty;
 678                 $this->price = $prc;
 679                 $this->discount_percent = $disc_percent;
 680                 $this->qty_done = $qty_done;
 681                 $this->standard_cost = $standard_cost;
 682                 $this->valid = true;
 683         }
 684
 685         // get unit price as stated on document
 686         function line_price()
 687         {
 688                 return $this->price;
 689         }
 690 }
 691
 692 ?>