purchasing/supplier_credit.php

   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 $page_security = 'SA_SUPPLIERCREDIT';
  13 $path_to_root = "..";
  14
  15 include_once($path_to_root . "/purchasing/includes/supp_trans_class.inc");
  16
  17 include_once($path_to_root . "/includes/session.inc");
  18
  19 include_once($path_to_root . "/includes/data_checks.inc");
  20
  21 include_once($path_to_root . "/purchasing/includes/purchasing_db.inc");
  22 include_once($path_to_root . "/purchasing/includes/purchasing_ui.inc");
  23 $js = "";
  24 if ($use_popup_windows)
  25         $js .= get_js_open_window(900, 500);
  26 if ($use_date_picker)
  27         $js .= get_js_date_picker();
  28
  29 //----------------------------------------------------------------------------------------
  30
  31 check_db_has_suppliers(_("There are no suppliers defined in the system."));
  32
  33 if (isset($_GET['ModifyCredit']))
  34         check_is_editable(ST_SUPPINVOICE, $_GET['ModifyCredit']);
  35
  36 //---------------------------------------------------------------------------------------------------
  37
  38 if (isset($_GET['New']))
  39 {
  40         if (isset( $_SESSION['supp_trans']))
  41         {
  42                 unset ($_SESSION['supp_trans']->grn_items);
  43                 unset ($_SESSION['supp_trans']->gl_codes);
  44                 unset ($_SESSION['supp_trans']);
  45         }
  46
  47         if (isset($_GET['invoice_no']))
  48         {
  49                 $_SESSION['supp_trans'] = new supp_trans(ST_SUPPINVOICE, $_GET['invoice_no']);
  50                 $_SESSION['supp_trans']->src_doc = $_GET['invoice_no'];
  51
  52
  53                 $_SESSION['supp_trans']->trans_type = ST_SUPPCREDIT;
  54                 $_SESSION['supp_trans']->trans_no = 0;
  55                 $_SESSION['supp_trans']->supp_reference = '';
  56                 //              $_SESSION['supp_trans']->supp_reference = $_POST['invoice_no'] = $_GET['invoice_no'];
  57                 $help_context = "Supplier Credit Note";
  58                 $_SESSION['page_title'] = _("Supplier Credit Note");
  59
  60         } else {
  61                 $help_context = "Supplier Credit Note";
  62                 $_SESSION['page_title'] = _("Supplier Credit Note");
  63                 $_SESSION['supp_trans'] = new supp_trans(ST_SUPPCREDIT);
  64         }
  65 }
  66 page($_SESSION['page_title'], false, false, "", $js);
  67
  68 //---------------------------------------------------------------------------------------------------------------
  69
  70 if (isset($_GET['AddedID']))
  71 {
  72         $invoice_no = $_GET['AddedID'];
  73         $trans_type = ST_SUPPCREDIT;
  74
  75
  76     echo "<center>";
  77     display_notification_centered(_("Supplier credit note has been processed."));
  78     display_note(get_trans_view_str($trans_type, $invoice_no, _("View this Credit Note")));
  79
  80         display_note(get_gl_view_str($trans_type, $invoice_no, _("View the GL Journal Entries for this Credit Note")), 1);
  81
  82     hyperlink_params($_SERVER['PHP_SELF'], _("Enter Another Credit Note"), "New=1");
  83         hyperlink_params("$path_to_root/admin/attachments.php", _("Add an Attachment"), "filterType=$trans_type&trans_no=$invoice_no");
  84
  85         display_footer_exit();
  86 }
  87
  88 function clear_fields()
  89 {
  90         global $Ajax;
  91
  92         unset($_POST['gl_code']);
  93         unset($_POST['dimension_id']);
  94         unset($_POST['dimension2_id']);
  95         unset($_POST['amount']);
  96         unset($_POST['memo_']);
  97         unset($_POST['AddGLCodeToTrans']);
  98         $Ajax->activate('gl_items');
  99         set_focus('gl_code');
 100 }
 101 //------------------------------------------------------------------------------------------------
 102 //      GL postings are often entered in the same form to two accounts
 103 //  so fileds are cleared only on user demand.
 104 //
 105 if (isset($_POST['ClearFields']))
 106 {
 107         clear_fields();
 108 }
 109
 110 if (isset($_POST['AddGLCodeToTrans'])) {
 111
 112         $Ajax->activate('gl_items');
 113         $input_error = false;
 114
 115         $result = get_gl_account_info($_POST['gl_code']);
 116         if (db_num_rows($result) == 0)
 117         {
 118                 display_error(_("The account code entered is not a valid code, this line cannot be added to the transaction."));
 119                 set_focus('gl_code');
 120                 $input_error = true;
 121         }
 122         else
 123         {
 124                 $myrow = db_fetch_row($result);
 125                 $gl_act_name = $myrow[1];
 126                 if (!check_num('amount'))
 127                 {
 128                         display_error(_("The amount entered is not numeric. This line cannot be added to the transaction."));
 129                         set_focus('amount');
 130                         $input_error = true;
 131                 }
 132         }
 133
 134         if (!is_tax_gl_unique(get_post('gl_code'))) {
 135                 display_error(_("Cannot post to GL account used by more than one tax type."));
 136                 set_focus('gl_code');
 137                 $input_error = true;
 138         }
 139
 140         if ($input_error == false)
 141         {
 142                 $_SESSION['supp_trans']->add_gl_codes_to_trans($_POST['gl_code'], $gl_act_name,
 143                         $_POST['dimension_id'], $_POST['dimension2_id'],
 144                         input_num('amount'), $_POST['memo_']);
 145                 set_focus('gl_code');
 146         }
 147 }
 148
 149
 150 //---------------------------------------------------------------------------------------------------
 151
 152 function check_data()
 153 {
 154         global $total_grn_value, $total_gl_value, $Refs, $SysPrefs;
 155
 156         if (!$_SESSION['supp_trans']->is_valid_trans_to_post())
 157         {
 158                 display_error(_("The credit note cannot be processed because the there are no items or values on the invoice.  Credit notes are expected to have a charge."));
 159                 set_focus('');
 160                 return false;
 161         }
 162
 163         if (!$Refs->is_valid($_SESSION['supp_trans']->reference))
 164         {
 165                 display_error(_("You must enter an credit note reference."));
 166                 set_focus('reference');
 167                 return false;
 168         }
 169
 170         if (!is_new_reference($_SESSION['supp_trans']->reference, ST_SUPPCREDIT, $_SESSION['supp_trans']->trans_no))
 171         {
 172                 display_error(_("The entered reference is already in use."));
 173                 set_focus('reference');
 174                 return false;
 175         }
 176
 177         if (!$Refs->is_valid($_SESSION['supp_trans']->supp_reference))
 178         {
 179                 display_error(_("You must enter a supplier's credit note reference."));
 180                 set_focus('supp_reference');
 181                 return false;
 182         }
 183
 184         if (!is_date($_SESSION['supp_trans']->tran_date))
 185         {
 186                 display_error(_("The credit note as entered cannot be processed because the date entered is not valid."));
 187                 set_focus('tran_date');
 188                 return false;
 189         }
 190         elseif (!is_date_in_fiscalyear($_SESSION['supp_trans']->tran_date))
 191         {
 192                 display_error(_("The entered date is out of fiscal year or is closed for further data entry."));
 193                 set_focus('tran_date');
 194                 return false;
 195         }
 196         if (!is_date( $_SESSION['supp_trans']->due_date))
 197         {
 198                 display_error(_("The invoice as entered cannot be processed because the due date is in an incorrect format."));
 199                 set_focus('due_date');
 200                 return false;
 201         }
 202
 203         if ($_SESSION['supp_trans']->ov_amount < ($total_gl_value + $total_grn_value))
 204         {
 205                 display_error(_("The credit note total as entered is less than the sum of the the general ledger entires (if any) and the charges for goods received. There must be a mistake somewhere, the credit note as entered will not be processed."));
 206                 return false;
 207         }
 208
 209         if (!$SysPrefs->allow_negative_stock()) {
 210                 foreach ($_SESSION['supp_trans']->grn_items as $n => $item) {
 211                         if (is_inventory_item($item->item_code))
 212                         {
 213                                 $qoh = get_qoh_on_date($item->item_code, null, $_SESSION['supp_trans']->tran_date);
 214                                 if ($item->this_quantity_inv > $qoh)
 215                                 {
 216                                         $stock = get_item($item->item_code);
 217                                         display_error(_("The return cannot be processed because there is an insufficient quantity for item:") .
 218                                                 " " . $stock['stock_id'] . " - " . $stock['description'] . " - " .
 219                                                 _("Quantity On Hand") . " = " . number_format2($qoh, get_qty_dec($stock['stock_id'])));
 220                                         return false;
 221                                 }
 222                         }
 223                 }
 224         }
 225         return true;
 226 }
 227
 228 //---------------------------------------------------------------------------------------------------
 229
 230 function handle_commit_credit_note()
 231 {
 232         copy_to_trans($_SESSION['supp_trans']);
 233
 234         if (!check_data())
 235                 return;
 236
 237         if (isset($_POST['invoice_no']))
 238                 $invoice_no = add_supp_invoice($_SESSION['supp_trans'], $_POST['invoice_no']);
 239         else
 240                 $invoice_no = add_supp_invoice($_SESSION['supp_trans']);
 241
 242     $_SESSION['supp_trans']->clear_items();
 243     unset($_SESSION['supp_trans']);
 244
 245         meta_forward($_SERVER['PHP_SELF'], "AddedID=$invoice_no");
 246 }
 247
 248 //--------------------------------------------------------------------------------------------------
 249
 250 if (isset($_POST['PostCreditNote']))
 251 {
 252         handle_commit_credit_note();
 253 }
 254
 255 function check_item_data($n)
 256 {
 257
 258         if (!check_num('This_QuantityCredited'.$n, 0))
 259         {
 260                 display_error(_("The quantity to credit must be numeric and greater than zero."));
 261                 set_focus('This_QuantityCredited'.$n);
 262                 return false;
 263         }
 264
 265         if (!check_num('ChgPrice'.$n, 0))
 266         {
 267                 display_error(_("The price is either not numeric or negative."));
 268                 set_focus('ChgPrice'.$n);
 269                 return false;
 270         }
 271
 272         return true;
 273 }
 274
 275 function commit_item_data($n)
 276 {
 277         if (check_item_data($n))
 278         {
 279                 $_SESSION['supp_trans']->add_grn_to_trans($n,
 280                 $_POST['po_detail_item'.$n], $_POST['item_code'.$n],
 281                 $_POST['item_description'.$n], $_POST['qty_recd'.$n],
 282                 $_POST['prev_quantity_inv'.$n], input_num('This_QuantityCredited'.$n),
 283                 $_POST['order_price'.$n], input_num('ChgPrice'.$n),
 284                 $_POST['std_cost_unit'.$n], "");
 285         }
 286 }
 287
 288 //-----------------------------------------------------------------------------------------
 289
 290 $id = find_submit('grn_item_id');
 291 if ($id != -1)
 292 {
 293         commit_item_data($id);
 294 }
 295
 296 if (isset($_POST['InvGRNAll']))
 297 {
 298         foreach($_POST as $postkey=>$postval )
 299     {
 300                 if (strpos($postkey, "qty_recd") === 0)
 301                 {
 302                         $id = substr($postkey, strlen("qty_recd"));
 303                         $id = (int)$id;
 304                         commit_item_data($id);
 305                 }
 306     }
 307 }
 308
 309
 310 //--------------------------------------------------------------------------------------------------
 311 $id3 = find_submit('Delete');
 312 if ($id3 != -1)
 313 {
 314         $_SESSION['supp_trans']->remove_grn_from_trans($id3);
 315         $Ajax->activate('grn_items');
 316         $Ajax->activate('inv_tot');
 317 }
 318
 319 $id4 = find_submit('Delete2');
 320 if ($id4 != -1)
 321 {
 322         $_SESSION['supp_trans']->remove_gl_codes_from_trans($id4);
 323         clear_fields();
 324         $Ajax->activate('gl_items');
 325         $Ajax->activate('inv_tot');
 326 }
 327 if (isset($_POST['RefreshInquiry']))
 328 {
 329         $Ajax->activate('grn_items');
 330         $Ajax->activate('inv_tot');
 331 }
 332
 333 if (isset($_POST['go']))
 334 {
 335         $Ajax->activate('gl_items');
 336         display_quick_entries($_SESSION['supp_trans'], $_POST['qid'], input_num('totamount'), QE_SUPPINV);
 337         $_POST['totamount'] = price_format(0); $Ajax->activate('totamount');
 338         $Ajax->activate('inv_tot');
 339 }
 340
 341
 342 //--------------------------------------------------------------------------------------------------
 343
 344 start_form();
 345
 346 invoice_header($_SESSION['supp_trans']);
 347 if ($_POST['supplier_id']=='')
 348         display_error('No supplier found for entered search text');
 349 else {
 350         $total_grn_value = display_grn_items($_SESSION['supp_trans'], 1);
 351
 352         $total_gl_value = display_gl_items($_SESSION['supp_trans'], 1);
 353
 354         div_start('inv_tot');
 355         invoice_totals($_SESSION['supp_trans']);
 356         div_end();
 357 }
 358
 359 if ($id != -1)
 360 {
 361         $Ajax->activate('grn_items');
 362         $Ajax->activate('inv_tot');
 363 }
 364
 365 if (get_post('AddGLCodeToTrans'))
 366         $Ajax->activate('inv_tot');
 367
 368 br();
 369 submit_center('PostCreditNote', _("Enter Credit Note"), true, '', 'default');
 370 br();
 371
 372 end_form();
 373 end_page();
 374 ?>