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 $js = "";
  24 if ($SysPrefs->use_popup_windows)
  25         $js .= get_js_open_window(900, 500);
  26 if (user_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 function reset_tax_input()
 103 {
 104         global $Ajax;
 105
 106         unset($_POST['mantax']);
 107         $Ajax->activate('inv_tot');
 108 }
 109
 110 //------------------------------------------------------------------------------------------------
 111 //      GL postings are often entered in the same form to two accounts
 112 //  so fileds are cleared only on user demand.
 113 //
 114 if (isset($_POST['ClearFields']))
 115 {
 116         clear_fields();
 117 }
 118
 119 if (isset($_POST['AddGLCodeToTrans'])) {
 120
 121         $Ajax->activate('gl_items');
 122         $input_error = false;
 123
 124         $result = get_gl_account_info($_POST['gl_code']);
 125         if (db_num_rows($result) == 0)
 126         {
 127                 display_error(_("The account code entered is not a valid code, this line cannot be added to the transaction."));
 128                 set_focus('gl_code');
 129                 $input_error = true;
 130         }
 131         else
 132         {
 133                 $myrow = db_fetch_row($result);
 134                 $gl_act_name = $myrow[1];
 135                 if (!check_num('amount'))
 136                 {
 137                         display_error(_("The amount entered is not numeric. This line cannot be added to the transaction."));
 138                         set_focus('amount');
 139                         $input_error = true;
 140                 }
 141         }
 142
 143         if (!is_tax_gl_unique(get_post('gl_code'))) {
 144                 display_error(_("Cannot post to GL account used by more than one tax type."));
 145                 set_focus('gl_code');
 146                 $input_error = true;
 147         }
 148
 149         if ($input_error == false)
 150         {
 151                 $_SESSION['supp_trans']->add_gl_codes_to_trans($_POST['gl_code'], $gl_act_name,
 152                         $_POST['dimension_id'], $_POST['dimension2_id'],
 153                         input_num('amount'), $_POST['memo_']);
 154                 reset_tax_input();
 155                 set_focus('gl_code');
 156         }
 157 }
 158
 159
 160 //---------------------------------------------------------------------------------------------------
 161
 162 function check_data()
 163 {
 164         global $Refs, $SysPrefs;
 165
 166         if (!$_SESSION['supp_trans']->is_valid_trans_to_post())
 167         {
 168                 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."));
 169                 set_focus('');
 170                 return false;
 171         }
 172
 173         if (!$Refs->is_valid($_SESSION['supp_trans']->reference))
 174         {
 175                 display_error(_("You must enter an credit note reference."));
 176                 set_focus('reference');
 177                 return false;
 178         }
 179
 180         if (!is_new_reference($_SESSION['supp_trans']->reference, ST_SUPPCREDIT, $_SESSION['supp_trans']->trans_no))
 181         {
 182                 display_error(_("The entered reference is already in use."));
 183                 set_focus('reference');
 184                 return false;
 185         }
 186
 187         if (!$Refs->is_valid($_SESSION['supp_trans']->supp_reference))
 188         {
 189                 display_error(_("You must enter a supplier's credit note reference."));
 190                 set_focus('supp_reference');
 191                 return false;
 192         }
 193
 194         if (!is_date($_SESSION['supp_trans']->tran_date))
 195         {
 196                 display_error(_("The credit note as entered cannot be processed because the date entered is not valid."));
 197                 set_focus('tran_date');
 198                 return false;
 199         }
 200         elseif (!is_date_in_fiscalyear($_SESSION['supp_trans']->tran_date))
 201         {
 202                 display_error(_("The entered date is out of fiscal year or is closed for further data entry."));
 203                 set_focus('tran_date');
 204                 return false;
 205         }
 206         if (!is_date( $_SESSION['supp_trans']->due_date))
 207         {
 208                 display_error(_("The invoice as entered cannot be processed because the due date is in an incorrect format."));
 209                 set_focus('due_date');
 210                 return false;
 211         }
 212
 213         if (!$SysPrefs->allow_negative_stock()) {
 214                 foreach ($_SESSION['supp_trans']->grn_items as $n => $item) {
 215                         if (is_inventory_item($item->item_code))
 216                         {
 217                                 if (check_negative_stock($item->item_code, -$item->this_quantity_inv, null, $_SESSION['supp_trans']->tran_date))
 218                                 {
 219                                         $stock = get_item($item->item_code);
 220                                         display_error(_("The return cannot be processed because there is an insufficient quantity for item:") .
 221                                                 " " . $stock['stock_id'] . " - " . $stock['description'] . " - " .
 222                                                 _("Quantity On Hand") . " = " . number_format2($qoh, get_qty_dec($stock['stock_id'])));
 223                                         return false;
 224                                 }
 225                         }
 226                 }
 227         }
 228         return true;
 229 }
 230
 231 //---------------------------------------------------------------------------------------------------
 232
 233 function handle_commit_credit_note()
 234 {
 235         copy_to_trans($_SESSION['supp_trans']);
 236
 237         if (!check_data())
 238                 return;
 239
 240         if (isset($_POST['invoice_no']))
 241                 $invoice_no = add_supp_invoice($_SESSION['supp_trans'], $_POST['invoice_no']);
 242         else
 243                 $invoice_no = add_supp_invoice($_SESSION['supp_trans']);
 244
 245     $_SESSION['supp_trans']->clear_items();
 246     unset($_SESSION['supp_trans']);
 247
 248         meta_forward($_SERVER['PHP_SELF'], "AddedID=$invoice_no");
 249 }
 250
 251 //--------------------------------------------------------------------------------------------------
 252
 253 if (isset($_POST['PostCreditNote']))
 254 {
 255         handle_commit_credit_note();
 256 }
 257
 258 function check_item_data($n)
 259 {
 260
 261         if (!check_num('This_QuantityCredited'.$n, 0))
 262         {
 263                 display_error(_("The quantity to credit must be numeric and greater than zero."));
 264                 set_focus('This_QuantityCredited'.$n);
 265                 return false;
 266         }
 267
 268         if (!check_num('ChgPrice'.$n, 0))
 269         {
 270                 display_error(_("The price is either not numeric or negative."));
 271                 set_focus('ChgPrice'.$n);
 272                 return false;
 273         }
 274
 275         return true;
 276 }
 277
 278 function commit_item_data($n)
 279 {
 280         if (check_item_data($n))
 281         {
 282                 $_SESSION['supp_trans']->add_grn_to_trans($n,
 283                 $_POST['po_detail_item'.$n], $_POST['item_code'.$n],
 284                 $_POST['item_description'.$n], $_POST['qty_recd'.$n],
 285                 $_POST['prev_quantity_inv'.$n], input_num('This_QuantityCredited'.$n),
 286                 $_POST['order_price'.$n], input_num('ChgPrice'.$n),
 287                 $_POST['std_cost_unit'.$n], "");
 288         }
 289 }
 290
 291 //-----------------------------------------------------------------------------------------
 292
 293 $id = find_submit('grn_item_id');
 294 if ($id != -1)
 295 {
 296         commit_item_data($id);
 297 }
 298
 299 if (isset($_POST['InvGRNAll']))
 300 {
 301         foreach($_POST as $postkey=>$postval )
 302     {
 303                 if (strpos($postkey, "qty_recd") === 0)
 304                 {
 305                         $id = substr($postkey, strlen("qty_recd"));
 306                         $id = (int)$id;
 307                         commit_item_data($id);
 308                 }
 309     }
 310 }
 311
 312
 313 //--------------------------------------------------------------------------------------------------
 314 $id3 = find_submit('Delete');
 315 if ($id3 != -1)
 316 {
 317         $_SESSION['supp_trans']->remove_grn_from_trans($id3);
 318         $Ajax->activate('grn_items');
 319         reset_tax_input();
 320 }
 321
 322 $id4 = find_submit('Delete2');
 323 if ($id4 != -1)
 324 {
 325         $_SESSION['supp_trans']->remove_gl_codes_from_trans($id4);
 326         clear_fields();
 327         reset_tax_input();
 328         $Ajax->activate('gl_items');
 329 }
 330 if (isset($_POST['RefreshInquiry']))
 331 {
 332         $Ajax->activate('grn_items');
 333         reset_tax_input();
 334 }
 335
 336 if (isset($_POST['go']))
 337 {
 338         $Ajax->activate('gl_items');
 339         display_quick_entries($_SESSION['supp_trans'], $_POST['qid'], input_num('totamount'), QE_SUPPINV);
 340         $_POST['totamount'] = price_format(0); $Ajax->activate('totamount');
 341         reset_tax_input();
 342 }
 343
 344
 345 //--------------------------------------------------------------------------------------------------
 346
 347 start_form();
 348
 349 invoice_header($_SESSION['supp_trans']);
 350 if ($_POST['supplier_id']=='')
 351         display_error('No supplier found for entered search text');
 352 else {
 353         display_grn_items($_SESSION['supp_trans'], 1);
 354
 355         display_gl_items($_SESSION['supp_trans'], 1);
 356
 357         div_start('inv_tot');
 358         invoice_totals($_SESSION['supp_trans']);
 359         div_end();
 360 }
 361
 362 if ($id != -1)
 363 {
 364         $Ajax->activate('grn_items');
 365         $Ajax->activate('inv_tot');
 366 }
 367
 368 if (get_post('AddGLCodeToTrans'))
 369         $Ajax->activate('inv_tot');
 370
 371 br();
 372 submit_center('PostCreditNote', _("Enter Credit Note"), true, '', 'default');
 373 br();
 374
 375 end_form();
 376 end_page();