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, $order_line->price);
  58
  59                 } /*quantity received is != 0 */
  60         } /*end of order_line loop */
  61
  62         references::save_last($reference, 25);
  63
  64         commit_transaction();
  65
  66         return $grn;
  67 }
  68
  69 //----------------------------------------------------------------------------------------
  70
  71 function add_grn_batch($po_number, $supplier_id, $reference, $location, $date_)
  72 {
  73         $date = date2sql($date_);
  74
  75         $sql = "INSERT INTO ".TB_PREF."grn_batch (purch_order_no, delivery_date, supplier_id, reference, loc_code)
  76                         VALUES ($po_number, '$date', '$supplier_id', '$reference', '$location')";
  77
  78         db_query($sql, "A grn batch record could not be inserted.");
  79
  80         return db_insert_id();
  81 }
  82
  83 //-------------------------------------------------------------------------------------------------------------
  84
  85 function add_grn_detail_item($grn_batch_id, $po_detail_item, $item_code, $description, $standard_unit_cost,
  86         $quantity_received)
  87 {
  88         $sql = "UPDATE ".TB_PREF."purch_order_details
  89         SET quantity_received = quantity_received + $quantity_received,
  90         std_cost_unit=$standard_unit_cost
  91         WHERE po_detail_item = $po_detail_item";
  92
  93         db_query($sql, "a purchase order details record could not be updated. This receipt of goods has not been processed ");
  94
  95         $sql = "INSERT INTO ".TB_PREF."grn_items (grn_batch_id, po_detail_item, item_code, description, qty_recd)
  96                 VALUES ($grn_batch_id, $po_detail_item, '$item_code', '$description', $quantity_received)";
  97
  98         db_query($sql, "A GRN detail item could not be inserted.");
  99
 100         return db_insert_id();
 101 }
 102
 103 //----------------------------------------------------------------------------------------
 104
 105 function get_grn_items($grn_batch_id=0, $supplier_id="", $outstanding_only=false,
 106         $is_invoiced_only=false)
 107 {
 108     $sql = "SELECT ".TB_PREF."grn_batch.*, ".TB_PREF."grn_items.*, ".TB_PREF."purch_order_details.unit_price,
 109                 ".TB_PREF."purch_order_details.std_cost_unit, units
 110         FROM ".TB_PREF."grn_batch, ".TB_PREF."grn_items, ".TB_PREF."purch_order_details, ".TB_PREF."stock_master
 111         WHERE ".TB_PREF."grn_items.grn_batch_id=".TB_PREF."grn_batch.id
 112                 AND ".TB_PREF."grn_items.po_detail_item=".TB_PREF."purch_order_details.po_detail_item
 113         AND ".TB_PREF."stock_master.stock_id=".TB_PREF."grn_items.item_code ";
 114
 115         if ($grn_batch_id != 0)
 116                 $sql .= " AND ".TB_PREF."grn_batch.id=$grn_batch_id AND ".TB_PREF."grn_items.grn_batch_id=$grn_batch_id ";
 117
 118         if ($is_invoiced_only)
 119                 $sql .= " AND ".TB_PREF."grn_items.quantity_inv > 0";
 120
 121         if ($outstanding_only)
 122         $sql .= " AND ".TB_PREF."grn_items.qty_recd - ".TB_PREF."grn_items.quantity_inv > 0";
 123
 124         if ($supplier_id != "")
 125                 $sql .= " AND ".TB_PREF."grn_batch.supplier_id ='$supplier_id' ";
 126
 127         $sql .= " ORDER BY ".TB_PREF."grn_batch.delivery_date, ".TB_PREF."grn_batch.id, ".TB_PREF."grn_items.id";
 128
 129         return db_query($sql, "Could not retreive GRNS");
 130 }
 131
 132 //----------------------------------------------------------------------------------------
 133
 134 // get the details for a given grn item
 135
 136 function get_grn_item_detail($grn_item_no)
 137 {
 138         $sql = "SELECT ".TB_PREF."grn_items.*, ".TB_PREF."purch_order_details.unit_price,
 139         ".TB_PREF."grn_items.qty_recd - ".TB_PREF."grn_items.quantity_inv AS QtyOstdg,
 140         ".TB_PREF."purch_order_details.std_cost_unit
 141                 FROM ".TB_PREF."grn_items, ".TB_PREF."purch_order_details, ".TB_PREF."stock_master
 142                 WHERE ".TB_PREF."grn_items.po_detail_item=".TB_PREF."purch_order_details.po_detail_item
 143                         AND ".TB_PREF."stock_master.stock_id=".TB_PREF."grn_items.item_code
 144                         AND ".TB_PREF."grn_items.id=$grn_item_no";
 145
 146         $result = db_query($sql, "could not retreive grn item details");
 147         return db_fetch($result);
 148 }
 149
 150 //----------------------------------------------------------------------------------------
 151
 152 function read_grn_items_to_order($grn_batch, &$order)
 153 {
 154         $result = get_grn_items($grn_batch);
 155
 156         if (db_num_rows($result) > 0)
 157         {
 158
 159                 while ($myrow = db_fetch($result))
 160                 {
 161
 162                         if (is_null($myrow["units"]))
 163                         {
 164                                 $units = "";
 165                         }
 166                         else
 167                         {
 168                                 $units = $myrow["units"];
 169                         }
 170
 171                         $order->add_to_order($order->lines_on_order+1, $myrow["item_code"],
 172                                 1,$myrow["description"], $myrow["unit_price"],$units,
 173                                 sql2date($myrow["delivery_date"]), $myrow["quantity_inv"],
 174                                 $myrow["qty_recd"]);
 175
 176                         $order->line_items[$order->lines_on_order]->po_detail_rec = $myrow["po_detail_item"];
 177                 } /* line po from purchase order details */
 178         } //end of checks on returned data set
 179 }
 180
 181 //----------------------------------------------------------------------------------------
 182
 183 // read a grn into an order class
 184
 185 function read_grn($grn_batch, &$order)
 186 {
 187         $sql= "SELECT * FROM ".TB_PREF."grn_batch WHERE id=$grn_batch";
 188
 189         $result = db_query($sql, "The grn sent is not valid");
 190
 191         $row = db_fetch($result);
 192         $po_number = $row["purch_order_no"];
 193
 194         $result = read_po_header($po_number, $order);
 195
 196         if ($result)
 197         {
 198
 199                 $order->orig_order_date = sql2date($row["delivery_date"]);
 200                 $order->location = $row["loc_code"];
 201                 $order->reference = $row["reference"];
 202
 203                 read_grn_items_to_order($grn_batch, $order);
 204         }
 205 }
 206
 207 //----------------------------------------------------------------------------------------------------------
 208
 209 // get the GRNs (batch info not details) for a given po number
 210
 211 function get_po_grns($po_number)
 212 {
 213     $sql = "SELECT * FROM ".TB_PREF."grn_batch WHERE purch_order_no=$po_number";
 214
 215         return db_query($sql, "The grns for the po $po_number could not be retreived");
 216 }
 217
 218 //----------------------------------------------------------------------------------------------------------
 219
 220 function exists_grn($grn_batch)
 221 {
 222         $sql = "SELECT id FROM ".TB_PREF."grn_batch WHERE id=$grn_batch";
 223         $result = db_query($sql, "Cannot retreive a grn");
 224
 225     return (db_num_rows($result) > 0);
 226 }
 227
 228 //----------------------------------------------------------------------------------------------------------
 229
 230 function exists_grn_on_invoices($grn_batch)
 231 {
 232         $sql = "SELECT ".TB_PREF."supp_invoice_items.id FROM ".TB_PREF."supp_invoice_items,".TB_PREF."grn_items
 233                 WHERE ".TB_PREF."supp_invoice_items.grn_item_id=".TB_PREF."grn_items.id
 234                 AND quantity != 0
 235                 AND grn_batch_id=$grn_batch";
 236         $result = db_query($sql, "Cannot query GRNs");
 237
 238     return (db_num_rows($result) > 0);
 239 }
 240
 241 //----------------------------------------------------------------------------------------------------------
 242
 243 function void_grn($grn_batch)
 244 {
 245         // if this grn is references on any invoices/credit notes, then it
 246         // can't be voided
 247         if (exists_grn_on_invoices($grn_batch))
 248                 return false;
 249
 250         begin_transaction();
 251
 252         void_bank_trans(25, $grn_batch, true);
 253         void_gl_trans(25, $grn_batch, true);
 254
 255         // clear the quantities of the grn items in the POs and invoices
 256         $result = get_grn_items($grn_batch);
 257
 258     if (db_num_rows($result) > 0)
 259     {
 260
 261         while ($myrow = db_fetch($result))
 262         {
 263
 264                 $sql = "UPDATE ".TB_PREF."purch_order_details
 265                 SET quantity_received = quantity_received - " . $myrow["qty_recd"] . "
 266                 WHERE po_detail_item = " . $myrow["po_detail_item"];
 267
 268                 db_query($sql, "a purchase order details record could not be voided.");
 269         }
 270     }
 271
 272         // clear the quantities in the grn items
 273         $sql = "UPDATE ".TB_PREF."grn_items SET qty_recd=0, quantity_inv=0
 274                 WHERE grn_batch_id=$grn_batch";
 275
 276         db_query($sql, "A grn detail item could not be voided.");
 277
 278     // clear the stock move items
 279     void_stock_move(25, $grn_batch);
 280
 281         commit_transaction();
 282
 283         return true;
 284 }
 285
 286 //----------------------------------------------------------------------------------------------------------
 287
 288 ?>