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