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                 $_SESSION['supp_trans'] = new supp_trans(ST_SUPPCREDIT);
  61         } elseif (isset($_GET['ModifyInvoice'])) {
  62                 $help_context = 'Modifying Purchase Invoice';
  63                 $_SESSION['page_title'] = sprintf( _("Modifying Supplier Credit # %d"), $_GET['ModifyCredit']);
  64                 $_SESSION['supp_trans'] = new supp_trans(ST_SUPPCREDIT, $_GET['ModifyCredit']);
  65         }
  66 }
  67 page($_SESSION['page_title'], false, false, "", $js);
  68
  69 //---------------------------------------------------------------------------------------------------------------
  70
  71 if (isset($_GET['AddedID']))
  72 {
  73         $invoice_no = $_GET['AddedID'];
  74         $trans_type = ST_SUPPCREDIT;
  75
  76
  77     echo "<center>";
  78     display_notification_centered(_("Supplier credit note has been processed."));
  79     display_note(get_trans_view_str($trans_type, $invoice_no, _("View this Credit Note")));
  80
  81         display_note(get_gl_view_str($trans_type, $invoice_no, _("View the GL Journal Entries for this Credit Note")), 1);
  82
  83     hyperlink_params($_SERVER['PHP_SELF'], _("Enter Another Credit Note"), "New=1");
  84         hyperlink_params("$path_to_root/admin/attachments.php", _("Add an Attachment"), "filterType=$trans_type&trans_no=$invoice_no");
  85
  86         display_footer_exit();
  87 }
  88
  89 function clear_fields()
  90 {
  91         global $Ajax;
  92
  93         unset($_POST['gl_code']);
  94         unset($_POST['dimension_id']);
  95         unset($_POST['dimension2_id']);
  96         unset($_POST['amount']);
  97         unset($_POST['memo_']);
  98         unset($_POST['AddGLCodeToTrans']);
  99         $Ajax->activate('gl_items');
 100         set_focus('gl_code');
 101 }
 102 //------------------------------------------------------------------------------------------------
 103 //      GL postings are often entered in the same form to two accounts
 104 //  so fileds are cleared only on user demand.
 105 //
 106 if (isset($_POST['ClearFields']))
 107 {
 108         clear_fields();
 109 }
 110
 111 if (isset($_POST['AddGLCodeToTrans'])) {
 112
 113         $Ajax->activate('gl_items');
 114         $input_error = false;
 115
 116         $result = get_gl_account_info($_POST['gl_code']);
 117         if (db_num_rows($result) == 0)
 118         {
 119                 display_error(_("The account code entered is not a valid code, this line cannot be added to the transaction."));
 120                 set_focus('gl_code');
 121                 $input_error = true;
 122         }
 123         else
 124         {
 125                 $myrow = db_fetch_row($result);
 126                 $gl_act_name = $myrow[1];
 127                 if (!check_num('amount'))
 128                 {
 129                         display_error(_("The amount entered is not numeric. This line cannot be added to the transaction."));
 130                         set_focus('amount');
 131                         $input_error = true;
 132                 }
 133         }
 134
 135         if (!is_tax_gl_unique(get_post('gl_code'))) {
 136                 display_error(_("Cannot post to GL account used by more than one tax type."));
 137                 set_focus('gl_code');
 138                 $input_error = true;
 139         }
 140
 141         if ($input_error == false)
 142         {
 143                 $_SESSION['supp_trans']->add_gl_codes_to_trans($_POST['gl_code'], $gl_act_name,
 144                         $_POST['dimension_id'], $_POST['dimension2_id'],
 145                         input_num('amount'), $_POST['memo_']);
 146                 set_focus('gl_code');
 147         }
 148 }
 149
 150
 151 //---------------------------------------------------------------------------------------------------
 152
 153 function check_data()
 154 {
 155         global $total_grn_value, $total_gl_value, $Refs, $SysPrefs;
 156
 157         if (!$_SESSION['supp_trans']->is_valid_trans_to_post())
 158         {
 159                 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."));
 160                 set_focus('');
 161                 return false;
 162         }
 163
 164         if (!$Refs->is_valid($_SESSION['supp_trans']->reference))
 165         {
 166                 display_error(_("You must enter an credit note reference."));
 167                 set_focus('reference');
 168                 return false;
 169         }
 170
 171         if (!is_new_reference($_SESSION['supp_trans']->reference, ST_SUPPCREDIT, $_SESSION['supp_trans']->trans_no))
 172         {
 173                 display_error(_("The entered reference is already in use."));
 174                 set_focus('reference');
 175                 return false;
 176         }
 177
 178         if (!$Refs->is_valid($_SESSION['supp_trans']->supp_reference))
 179         {
 180                 display_error(_("You must enter a supplier's credit note reference."));
 181                 set_focus('supp_reference');
 182                 return false;
 183         }
 184
 185         if (!is_date($_SESSION['supp_trans']->tran_date))
 186         {
 187                 display_error(_("The credit note as entered cannot be processed because the date entered is not valid."));
 188                 set_focus('tran_date');
 189                 return false;
 190         }
 191         elseif (!is_date_in_fiscalyear($_SESSION['supp_trans']->tran_date))
 192         {
 193                 display_error(_("The entered date is out of fiscal year or is closed for further data entry."));
 194                 set_focus('tran_date');
 195                 return false;
 196         }
 197         if (!is_date( $_SESSION['supp_trans']->due_date))
 198         {
 199                 display_error(_("The invoice as entered cannot be processed because the due date is in an incorrect format."));
 200                 set_focus('due_date');
 201                 return false;
 202         }
 203
 204         if ($_SESSION['supp_trans']->ov_amount < ($total_gl_value + $total_grn_value))
 205         {
 206                 display_error(_("The credit note total as entered is less than the sum of the the general ledger entires (if any) and the charges for goods received. There must be a mistake somewhere, the credit note as entered will not be processed."));
 207                 return false;
 208         }
 209
 210         if (!$SysPrefs->allow_negative_stock()) {
 211                 foreach ($_SESSION['supp_trans']->grn_items as $n => $item) {
 212                         if (is_inventory_item($item->item_code))
 213                         {
 214                                 $qoh = get_qoh_on_date($item->item_code, null, $_SESSION['supp_trans']->tran_date);
 215                                 if ($item->this_quantity_inv > $qoh)
 216                                 {
 217                                         $stock = get_item($item->item_code);
 218                                         display_error(_("The return cannot be processed because there is an insufficient quantity for item:") .
 219                                                 " " . $stock['stock_id'] . " - " . $stock['description'] . " - " .
 220                                                 _("Quantity On Hand") . " = " . number_format2($qoh, get_qty_dec($stock['stock_id'])));
 221                                         return false;
 222                                 }
 223                         }
 224                 }
 225         }
 226         return true;
 227 }
 228
 229 //---------------------------------------------------------------------------------------------------
 230
 231 function handle_commit_credit_note()
 232 {
 233         copy_to_trans($_SESSION['supp_trans']);
 234
 235         if (!check_data())
 236                 return;
 237
 238         if (isset($_POST['invoice_no']))
 239                 $invoice_no = add_supp_invoice($_SESSION['supp_trans'], $_POST['invoice_no']);
 240         else
 241                 $invoice_no = add_supp_invoice($_SESSION['supp_trans']);
 242
 243     $_SESSION['supp_trans']->clear_items();
 244     unset($_SESSION['supp_trans']);
 245
 246         meta_forward($_SERVER['PHP_SELF'], "AddedID=$invoice_no");
 247 }
 248
 249 //--------------------------------------------------------------------------------------------------
 250
 251 if (isset($_POST['PostCreditNote']))
 252 {
 253         handle_commit_credit_note();
 254 }
 255
 256 function check_item_data($n)
 257 {
 258
 259         if (!check_num('This_QuantityCredited'.$n, 0))
 260         {
 261                 display_error(_("The quantity to credit must be numeric and greater than zero."));
 262                 set_focus('This_QuantityCredited'.$n);
 263                 return false;
 264         }
 265
 266         if (!check_num('ChgPrice'.$n, 0))
 267         {
 268                 display_error(_("The price is either not numeric or negative."));
 269                 set_focus('ChgPrice'.$n);
 270                 return false;
 271         }
 272
 273         return true;
 274 }
 275
 276 function commit_item_data($n)
 277 {
 278         if (check_item_data($n))
 279         {
 280                 $_SESSION['supp_trans']->add_grn_to_trans($n,
 281                 $_POST['po_detail_item'.$n], $_POST['item_code'.$n],
 282                 $_POST['item_description'.$n], $_POST['qty_recd'.$n],
 283                 $_POST['prev_quantity_inv'.$n], input_num('This_QuantityCredited'.$n),
 284                 $_POST['order_price'.$n], input_num('ChgPrice'.$n),
 285                 $_POST['std_cost_unit'.$n], "");
 286         }
 287 }
 288
 289 //-----------------------------------------------------------------------------------------
 290
 291 $id = find_submit('grn_item_id');
 292 if ($id != -1)
 293 {
 294         commit_item_data($id);
 295 }
 296
 297 if (isset($_POST['InvGRNAll']))
 298 {
 299         foreach($_POST as $postkey=>$postval )
 300     {
 301                 if (strpos($postkey, "qty_recd") === 0)
 302                 {
 303                         $id = substr($postkey, strlen("qty_recd"));
 304                         $id = (int)$id;
 305                         commit_item_data($id);
 306                 }
 307     }
 308 }
 309
 310
 311 //--------------------------------------------------------------------------------------------------
 312 $id3 = find_submit('Delete');
 313 if ($id3 != -1)
 314 {
 315         $_SESSION['supp_trans']->remove_grn_from_trans($id3);
 316         $Ajax->activate('grn_items');
 317         $Ajax->activate('inv_tot');
 318 }
 319
 320 $id4 = find_submit('Delete2');
 321 if ($id4 != -1)
 322 {
 323         $_SESSION['supp_trans']->remove_gl_codes_from_trans($id4);
 324         clear_fields();
 325         $Ajax->activate('gl_items');
 326         $Ajax->activate('inv_tot');
 327 }
 328 if (isset($_POST['RefreshInquiry']))
 329 {
 330         $Ajax->activate('grn_items');
 331         $Ajax->activate('inv_tot');
 332 }
 333
 334 if (isset($_POST['go']))
 335 {
 336         $Ajax->activate('gl_items');
 337         display_quick_entries($_SESSION['supp_trans'], $_POST['qid'], input_num('totamount'), QE_SUPPINV);
 338         $_POST['totamount'] = price_format(0); $Ajax->activate('totamount');
 339         $Ajax->activate('inv_tot');
 340 }
 341
 342
 343 //--------------------------------------------------------------------------------------------------
 344
 345 start_form();
 346
 347 invoice_header($_SESSION['supp_trans']);
 348 if ($_POST['supplier_id']=='')
 349         display_error('No supplier found for entered search text');
 350 else {
 351         $total_grn_value = display_grn_items($_SESSION['supp_trans'], 1);
 352
 353         $total_gl_value = display_gl_items($_SESSION['supp_trans'], 1);
 354
 355         div_start('inv_tot');
 356         invoice_totals($_SESSION['supp_trans']);
 357         div_end();
 358 }
 359
 360 if ($id != -1)
 361 {
 362         $Ajax->activate('grn_items');
 363         $Ajax->activate('inv_tot');
 364 }
 365
 366 if (get_post('AddGLCodeToTrans'))
 367         $Ajax->activate('inv_tot');
 368
 369 br();
 370 submit_center('PostCreditNote', _("Enter Credit Note"), true, '', 'default');
 371 br();
 372
 373 end_form();
 374 end_page();
 375 ?>