purchasing/includes/db/grn_db.inc

   1 <?php
   2
   3 //-------------------------------------------------------------------------------------------------------------
   4
   5 function add_grn(&$po, $date_, $reference, $location)
   6 {
   7         begin_transaction();
   8
   9         $grn = add_grn_batch($po->order_no, $po->supplier_id, $reference, $location, $date_);
  10
  11         foreach ($po->line_items as $order_line)
  12         {
  13
  14                 if ($order_line->receive_qty != 0 && $order_line->receive_qty != "" && isset($order_line->receive_qty))
  15                 {
  16
  17                         /*Update sales_order_details for the new quantity received and the standard cost used for postings to GL and recorded in the stock movements for FIFO/LIFO stocks valuations*/
  18
  19                         if ($order_line->qty_received == 0)
  20                         {
  21                                 /*This must be the first receipt of goods against this line */
  22                                 /*Need to get the standard cost as it is now so we can process GL jorunals later*/
  23                                 $order_line->standard_cost = get_standard_cost($order_line->stock_id);
  24                         }
  25
  26                         //------------------- update average material cost ------------------------------------------ Joe Hunt Mar-03-2008
  27                         $currency = get_supplier_currency($po->supplier_id);
  28                         if ($currency != null)
  29                                 $price_in_home_currency = to_home_currency($order_line->price, $currency, $date_);
  30                         else
  31                                 $price_in_home_currency = $order_line->price;
  32                         $sql = "SELECT material_cost FROM ".TB_PREF."stock_master WHERE stock_id='$order_line->stock_id'";
  33                         $result = db_query($sql);
  34                         $myrow = db_fetch($result);
  35                         $material_cost = $myrow['material_cost'];
  36                         $qoh = get_qoh_on_date($order_line->stock_id, null, $date_);
  37                         if ($qoh + $order_line->receive_qty <= 0)
  38                                 $material_cost = 0;
  39                         else
  40                                 $material_cost = ($qoh * $material_cost + $order_line->receive_qty * $price_in_home_currency) /
  41                                         ($qoh + $order_line->receive_qty);
  42                         $sql = "UPDATE ".TB_PREF."stock_master SET material_cost=$material_cost
  43                                 WHERE stock_id='$order_line->stock_id'";
  44                         db_query($sql,"The cost details for the inventory item could not be updated");
  45                         //----------------------------------------------------------------------------------------------------------------
  46
  47                         /*Need to insert a grn item */
  48
  49                         $grn_item = add_grn_detail_item($grn, $order_line->po_detail_rec,
  50                                 $order_line->stock_id, $order_line->item_description,
  51                                 $order_line->standard_cost,     $order_line->receive_qty);
  52
  53                         /* Update location stock records - NB  a po cannot be entered for a service/kit parts */
  54
  55             add_stock_move(25, $order_line->stock_id, $grn, $location, $date_, "",
  56                 $order_line->receive_qty, $order_line->standard_cost,
  57                 $po->supplier_id, 1, $order_line->price);
  58
  59                 } /*quantity received is != 0 */
  60         } /*end of order_line loop */
  61
  62         add_forms_for_sys_type(25, $grn, $location);
  63
  64         references::save_last($reference, 25);
  65
  66         commit_transaction();
  67
  68         return $grn;
  69 }
  70
  71 //----------------------------------------------------------------------------------------
  72
  73 function add_grn_batch($po_number, $supplier_id, $reference, $location, $date_)
  74 {
  75         $date = date2sql($date_);
  76
  77         $sql = "INSERT INTO ".TB_PREF."grn_batch (purch_order_no, delivery_date, supplier_id, reference, loc_code)
  78                         VALUES ($po_number, '$date', '$supplier_id', '$reference', '$location')";
  79
  80         db_query($sql, "A grn batch record could not be inserted.");
  81
  82         return db_insert_id();
  83 }
  84
  85 //-------------------------------------------------------------------------------------------------------------
  86
  87 function add_grn_detail_item($grn_batch_id, $po_detail_item, $item_code, $description, $standard_unit_cost,
  88         $quantity_received)
  89 {
  90         $sql = "UPDATE ".TB_PREF."purch_order_details
  91         SET quantity_received = quantity_received + $quantity_received,
  92         std_cost_unit=$standard_unit_cost
  93         WHERE po_detail_item = $po_detail_item";
  94
  95         db_query($sql, "a purchase order details record could not be updated. This receipt of goods has not been processed ");
  96
  97         $sql = "INSERT INTO ".TB_PREF."grn_items (grn_batch_id, po_detail_item, item_code, description, qty_recd)
  98                 VALUES ($grn_batch_id, $po_detail_item, '$item_code', '$description', $quantity_received)";
  99
 100         db_query($sql, "A GRN detail item could not be inserted.");
 101
 102         return db_insert_id();
 103 }
 104
 105 //----------------------------------------------------------------------------------------
 106
 107 function get_grn_items($grn_batch_id=0, $supplier_id="", $outstanding_only=false,
 108         $is_invoiced_only=false)
 109 {
 110     $sql = "SELECT ".TB_PREF."grn_batch.*, ".TB_PREF."grn_items.*, ".TB_PREF."purch_order_details.unit_price,
 111                 ".TB_PREF."purch_order_details.std_cost_unit, units
 112         FROM ".TB_PREF."grn_batch, ".TB_PREF."grn_items, ".TB_PREF."purch_order_details, ".TB_PREF."stock_master
 113         WHERE ".TB_PREF."grn_items.grn_batch_id=".TB_PREF."grn_batch.id
 114                 AND ".TB_PREF."grn_items.po_detail_item=".TB_PREF."purch_order_details.po_detail_item
 115         AND ".TB_PREF."stock_master.stock_id=".TB_PREF."grn_items.item_code ";
 116
 117         if ($grn_batch_id != 0)
 118                 $sql .= " AND ".TB_PREF."grn_batch.id=$grn_batch_id AND ".TB_PREF."grn_items.grn_batch_id=$grn_batch_id ";
 119
 120         if ($is_invoiced_only)
 121                 $sql .= " AND ".TB_PREF."grn_items.quantity_inv > 0";
 122
 123         if ($outstanding_only)
 124         $sql .= " AND ".TB_PREF."grn_items.qty_recd - ".TB_PREF."grn_items.quantity_inv > 0";
 125
 126         if ($supplier_id != "")
 127                 $sql .= " AND ".TB_PREF."grn_batch.supplier_id ='$supplier_id' ";
 128
 129         $sql .= " ORDER BY ".TB_PREF."grn_batch.delivery_date, ".TB_PREF."grn_batch.id, ".TB_PREF."grn_items.id";
 130
 131         return db_query($sql, "Could not retreive GRNS");
 132 }
 133
 134 //----------------------------------------------------------------------------------------
 135
 136 // get the details for a given grn item
 137
 138 function get_grn_item_detail($grn_item_no)
 139 {
 140         $sql = "SELECT ".TB_PREF."grn_items.*, ".TB_PREF."purch_order_details.unit_price,
 141         ".TB_PREF."grn_items.qty_recd - ".TB_PREF."grn_items.quantity_inv AS QtyOstdg,
 142         ".TB_PREF."purch_order_details.std_cost_unit
 143                 FROM ".TB_PREF."grn_items, ".TB_PREF."purch_order_details, ".TB_PREF."stock_master
 144                 WHERE ".TB_PREF."grn_items.po_detail_item=".TB_PREF."purch_order_details.po_detail_item
 145                         AND ".TB_PREF."stock_master.stock_id=".TB_PREF."grn_items.item_code
 146                         AND ".TB_PREF."grn_items.id=$grn_item_no";
 147
 148         $result = db_query($sql, "could not retreive grn item details");
 149         return db_fetch($result);
 150 }
 151
 152 //----------------------------------------------------------------------------------------
 153
 154 function read_grn_items_to_order($grn_batch, &$order)
 155 {
 156         $result = get_grn_items($grn_batch);
 157
 158         if (db_num_rows($result) > 0)
 159         {
 160
 161                 while ($myrow = db_fetch($result))
 162                 {
 163
 164                         if (is_null($myrow["units"]))
 165                         {
 166                                 $units = "";
 167                         }
 168                         else
 169                         {
 170                                 $units = $myrow["units"];
 171                         }
 172
 173                         $order->add_to_order($order->lines_on_order+1, $myrow["item_code"],
 174                                 1,$myrow["description"], $myrow["unit_price"],$units,
 175                                 sql2date($myrow["delivery_date"]), $myrow["quantity_inv"],
 176                                 $myrow["qty_recd"]);
 177
 178                         $order->line_items[$order->lines_on_order]->po_detail_rec = $myrow["po_detail_item"];
 179                 } /* line po from purchase order details */
 180         } //end of checks on returned data set
 181 }
 182
 183 //----------------------------------------------------------------------------------------
 184
 185 // read a grn into an order class
 186
 187 function read_grn($grn_batch, &$order)
 188 {
 189         $sql= "SELECT * FROM ".TB_PREF."grn_batch WHERE id=$grn_batch";
 190
 191         $result = db_query($sql, "The grn sent is not valid");
 192
 193         $row = db_fetch($result);
 194         $po_number = $row["purch_order_no"];
 195
 196         $result = read_po_header($po_number, $order);
 197
 198         if ($result)
 199         {
 200
 201                 $order->orig_order_date = sql2date($row["delivery_date"]);
 202                 $order->location = $row["loc_code"];
 203                 $order->reference = $row["reference"];
 204
 205                 read_grn_items_to_order($grn_batch, $order);
 206         }
 207 }
 208
 209 //----------------------------------------------------------------------------------------------------------
 210
 211 // get the GRNs (batch info not details) for a given po number
 212
 213 function get_po_grns($po_number)
 214 {
 215     $sql = "SELECT * FROM ".TB_PREF."grn_batch WHERE purch_order_no=$po_number";
 216
 217         return db_query($sql, "The grns for the po $po_number could not be retreived");
 218 }
 219
 220 //----------------------------------------------------------------------------------------------------------
 221
 222 function exists_grn($grn_batch)
 223 {
 224         $sql = "SELECT id FROM ".TB_PREF."grn_batch WHERE id=$grn_batch";
 225         $result = db_query($sql, "Cannot retreive a grn");
 226
 227     return (db_num_rows($result) > 0);
 228 }
 229
 230 //----------------------------------------------------------------------------------------------------------
 231
 232 function exists_grn_on_invoices($grn_batch)
 233 {
 234         $sql = "SELECT ".TB_PREF."supp_invoice_items.id FROM ".TB_PREF."supp_invoice_items,".TB_PREF."grn_items
 235                 WHERE ".TB_PREF."supp_invoice_items.grn_item_id=".TB_PREF."grn_items.id
 236                 AND quantity != 0
 237                 AND grn_batch_id=$grn_batch";
 238         $result = db_query($sql, "Cannot query GRNs");
 239
 240     return (db_num_rows($result) > 0);
 241 }
 242
 243 //----------------------------------------------------------------------------------------------------------
 244
 245 function void_grn($grn_batch)
 246 {
 247         // if this grn is references on any invoices/credit notes, then it
 248         // can't be voided
 249         if (exists_grn_on_invoices($grn_batch))
 250                 return false;
 251
 252         begin_transaction();
 253
 254         void_bank_trans(25, $grn_batch, true);
 255         void_gl_trans(25, $grn_batch, true);
 256
 257         // clear the quantities of the grn items in the POs and invoices
 258         $result = get_grn_items($grn_batch);
 259
 260     if (db_num_rows($result) > 0)
 261     {
 262
 263         while ($myrow = db_fetch($result))
 264         {
 265
 266                 $sql = "UPDATE ".TB_PREF."purch_order_details
 267                 SET quantity_received = quantity_received - " . $myrow["qty_recd"] . "
 268                 WHERE po_detail_item = " . $myrow["po_detail_item"];
 269
 270                 db_query($sql, "a purchase order details record could not be voided.");
 271         }
 272     }
 273
 274         // clear the quantities in the grn items
 275         $sql = "UPDATE ".TB_PREF."grn_items SET qty_recd=0, quantity_inv=0
 276                 WHERE grn_batch_id=$grn_batch";
 277
 278         db_query($sql, "A grn detail item could not be voided.");
 279
 280     // clear the stock move items
 281     void_stock_move(25, $grn_batch);
 282
 283         commit_transaction();
 284
 285         return true;
 286 }
 287
 288 //----------------------------------------------------------------------------------------------------------
 289
 290 ?>