purchasing/includes/purchasing_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 include_once($path_to_root . "/purchasing/includes/supp_trans_class.inc");
  13
  14 include_once($path_to_root . "/includes/banking.inc");
  15
  16 include_once($path_to_root . "/includes/date_functions.inc");
  17
  18 include_once($path_to_root . "/includes/db/inventory_db.inc");
  19 include_once($path_to_root . "/includes/db/allocations_db.inc");
  20
  21 include_once($path_to_root . "/purchasing/includes/db/supp_trans_db.inc");
  22 include_once($path_to_root . "/purchasing/includes/db/po_db.inc");
  23 include_once($path_to_root . "/purchasing/includes/db/grn_db.inc");
  24 include_once($path_to_root . "/purchasing/includes/db/invoice_db.inc");
  25 include_once($path_to_root . "/purchasing/includes/db/suppalloc_db.inc");
  26 include_once($path_to_root . "/purchasing/includes/db/supp_payment_db.inc");
  27 include_once($path_to_root . "/purchasing/includes/db/suppliers_db.inc");
  28
  29 //-------------------------------------------------------------------------------------------------------------
  30
  31 // add a supplier-related gl transaction
  32 // $date_ is display date (non-sql)
  33 // $amount is in SUPPLIERS'S currency
  34
  35 function add_gl_trans_supplier($type, $type_no, $date_, $account, $dimension, $dimension2,
  36         $amount, $supplier_id, $err_msg="", $rate=0, $memo="")
  37 {
  38         if ($err_msg == "")
  39                 $err_msg = "The supplier GL transaction could not be inserted";
  40
  41         return add_gl_trans($type, $type_no, $date_, $account, $dimension, $dimension2, $memo,
  42                 $amount, get_supplier_currency($supplier_id),
  43                 PT_SUPPLIER, $supplier_id, $err_msg, $rate);
  44 }
  45
  46 //----------------------------------------------------------------------------------------
  47
  48 function get_purchase_price($supplier_id, $stock_id)
  49 {
  50         $sql = "SELECT price, conversion_factor FROM ".TB_PREF."purch_data
  51                 WHERE supplier_id = ".db_escape($supplier_id) . "
  52                 AND stock_id = ".db_escape($stock_id);
  53         $result = db_query($sql, "The supplier pricing details for " . $stock_id . " could not be retrieved");
  54
  55         if (db_num_rows($result) == 1)
  56         {
  57                 $myrow = db_fetch($result);
  58                 return $myrow["price"] / $myrow['conversion_factor'];
  59         }
  60         else
  61         {
  62                 return 0;
  63         }
  64 }
  65
  66 function get_purchase_conversion_factor($supplier_id, $stock_id)
  67 {
  68         $sql = "SELECT conversion_factor FROM ".TB_PREF."purch_data
  69                 WHERE supplier_id = ".db_escape($supplier_id)."
  70                 AND stock_id = ".db_escape($stock_id);
  71         $result = db_query($sql, "The supplier pricing details for " . $stock_id . " could not be retrieved");
  72
  73         if (db_num_rows($result) == 1)
  74         {
  75                 $myrow = db_fetch($result);
  76                 return $myrow['conversion_factor'];
  77         }
  78         else
  79         {
  80                 return 1;
  81         }
  82 }
  83 //----------------------------------------------------------------------------------------
  84
  85 function get_purchase_data($supplier_id, $stock_id)
  86 {
  87         $sql = "SELECT * FROM ".TB_PREF."purch_data
  88                 WHERE supplier_id = ".db_escape($supplier_id) . "
  89                 AND stock_id = ".db_escape($stock_id);
  90         $result = db_query($sql, "The supplier pricing details for " . $stock_id . " could not be retrieved");
  91
  92         return db_fetch($result);
  93 }
  94
  95 function add_or_update_purchase_data($supplier_id, $stock_id, $price, $description="", $uom="")
  96 {
  97         $data = get_purchase_data($supplier_id, $stock_id);
  98         if ($data === false)
  99         {
 100                 $sql = "INSERT INTO ".TB_PREF."purch_data (supplier_id, stock_id, price, suppliers_uom,
 101                         conversion_factor, supplier_description) VALUES (".db_escape($supplier_id)
 102                         .", ".db_escape($stock_id).", ".db_escape($price).", "
 103                         .db_escape($uom).", 1, ".db_escape($description).")";
 104                 db_query($sql,"The supplier purchasing details could not be added");
 105                 return;
 106         }
 107         $price = round($price * $data['conversion_factor'], user_price_dec());
 108         $sql = "UPDATE ".TB_PREF."purch_data SET price=".db_escape($price);
 109         if ($uom != "")
 110                 $sql .= ",suppliers_uom=".db_escape($uom);
 111         if ($description != "")
 112                 $sql .= ",supplier_description=".db_escape($description);
 113         $sql .= " WHERE stock_id=".db_escape($stock_id)." AND supplier_id=".db_escape($supplier_id);
 114         db_query($sql,"The supplier purchasing details could not be updated");
 115         return true;
 116 }
 117
 118 function get_po_prepayments($supp_trans)
 119 {
 120         // collect purchase order line ids
 121         $allocations = array();
 122         $line_ids = array();
 123         foreach($supp_trans->grn_items as $item)
 124                 $line_ids[] = $item->po_detail_item;
 125
 126         if (!count($line_ids))
 127                 return $allocations;
 128
 129         $sql = "SELECT DISTINCT allocs.*
 130                 FROM ".TB_PREF."supp_allocations allocs
 131                         LEFT JOIN ".TB_PREF."purch_order_details line ON line.order_no=allocs.trans_no_to AND trans_type_to=".ST_PURCHORDER."
 132                 WHERE line.po_detail_item IN(".implode(',', array_values($line_ids)).")";
 133 //_vd($sql);
 134         $result = db_query($sql, "Cannot retrieve po prepayments");
 135
 136         while($dat = db_fetch($result))
 137         {
 138                 $allocations[] = $dat;
 139         }
 140
 141         return $allocations;
 142 }
 143
 144 //---------------------------------------------------------------------------------------------------
 145 //
 146 //      Add Purchase Order, GRN or Purchase Invoice with parent auto documents (if any)
 147 //
 148 function add_direct_supp_trans($cart)
 149 {
 150         global $Refs, $type_shortcuts;
 151
 152         if ($cart->trans_type != ST_PURCHORDER) {
 153                 // for direct grn/invoice set same dates for lines as for whole document
 154                 foreach ($cart->line_items as $line_no =>$line)
 155                         $cart->line_items[$line_no]->req_del_date = $cart->orig_order_date;
 156         }
 157
 158         $ref = $cart->reference;
 159         if ($cart->trans_type != ST_PURCHORDER) {
 160                 $cart->reference = 'auto';
 161                 begin_transaction();    // all db changes as single transaction for direct document
 162         }
 163         $order_no = add_po($cart);
 164         $cart->order_no = $order_no;
 165
 166         if ($cart->trans_type == ST_PURCHORDER)
 167                 return $order_no;
 168
 169         //Direct GRN
 170         if ($cart->trans_type == ST_SUPPRECEIVE)
 171                 $cart->reference = $ref;
 172         if ($cart->trans_type != ST_SUPPINVOICE)
 173                 $cart->Comments = $cart->reference; //grn does not hold supp_ref
 174         foreach($cart->line_items as $key => $line)
 175                 $cart->line_items[$key]->receive_qty = $line->quantity;
 176         $grn_no = add_grn($cart);
 177         if ($cart->trans_type == ST_SUPPRECEIVE) {
 178                 commit_transaction(); // save PO+GRN
 179                 return $grn_no;
 180         }
 181         //      Direct Purchase Invoice
 182         $inv = new supp_trans(ST_SUPPINVOICE);
 183         $inv->Comments = $cart->Comments;
 184         $inv->supplier_id = $cart->supplier_id;
 185         $inv->tran_date = $cart->orig_order_date;
 186         $inv->due_date = $cart->due_date;
 187         $inv->reference = $ref;
 188         $inv->supp_reference = $cart->supp_ref;
 189         $inv->tax_included = $cart->tax_included;
 190         $inv->tax_algorithm = $cart->tax_algorithm;
 191         $inv->stored_algorithm = $cart->stored_algorithm;
 192         $supp = get_supplier($cart->supplier_id);
 193         $inv->tax_group_id = $supp['tax_group_id'];
 194         $inv->ov_amount = $inv->ov_gst = $inv->ov_discount = 0;
 195         $total = 0;
 196                 foreach($cart->line_items as $key => $line) {
 197                 $inv->add_grn_to_trans($line->grn_item_id, $line->po_detail_rec, $line->stock_id,
 198                         $line->item_description, $line->receive_qty, 0, $line->receive_qty,
 199                         $line->price, $line->price, true, get_standard_cost($line->stock_id), '');
 200                 $total += round2(($line->receive_qty * $line->price), user_price_dec());
 201         }
 202         $inv->tax_overrides = $cart->tax_overrides;
 203         if (!$inv->tax_included) {
 204                 $taxes = $inv->get_taxes($inv->tax_group_id, 0, false, $inv->tax_algorithm);
 205                 foreach( $taxes as $taxitem) {
 206                         $total += isset($taxitem['Override']) ? $taxitem['Override'] : $taxitem['Value'];
 207                 }
 208         }
 209         $inv->ex_rate = $cart->ex_rate;
 210
 211         $inv_no = add_supp_invoice($inv);
 212
 213         // presume supplier data need correction
 214         if ($inv->stored_algorithm != $inv->tax_algorithm)
 215                 update_supp_tax_algorithm($inv->supplier_id, $inv->tax_algorithm);
 216
 217         if ($cart->cash_account) {
 218                 $pmt_no = write_supp_payment(0, $inv->supplier_id, $cart->cash_account, $inv->tran_date, $Refs->get_next(ST_SUPPAYMENT),
 219                         $total, 0, _('Payment for:').$inv->supp_reference .' ('.$type_shortcuts[ST_SUPPINVOICE].$inv_no.')');
 220                 add_supp_allocation($total, ST_SUPPAYMENT, $pmt_no, ST_SUPPINVOICE, $inv_no, $inv->tran_date);
 221                 update_supp_trans_allocation(ST_SUPPINVOICE, $inv_no);
 222                 update_supp_trans_allocation(ST_SUPPAYMENT, $pmt_no);
 223         }
 224         commit_transaction(); // save PO+GRN+PI(+SP)
 225         return $inv_no;
 226 }
 227