gl/manage/exchange_rates.php

   1 <?php
   2
   3 $page_security = 9;
   4 $path_to_root="../..";
   5 include_once($path_to_root . "/includes/session.inc");
   6
   7 include_once($path_to_root . "/includes/date_functions.inc");
   8 include_once($path_to_root . "/includes/ui.inc");
   9 include_once($path_to_root . "/includes/banking.inc");
  10
  11 $js = "";
  12 if ($use_date_picker)
  13         $js .= get_js_date_picker();
  14 page(_("Exchange Rates"), false, false, "", $js);
  15
  16 //---------------------------------------------------------------------------------------------
  17
  18 if (isset($_GET['selected_id']))
  19 {
  20         $selected_id = $_GET['selected_id'];
  21 }
  22 elseif (isset($_POST['selected_id']))
  23 {
  24         $selected_id = $_POST['selected_id'];
  25 }
  26 else
  27         $selected_id = "";
  28 //---------------------------------------------------------------------------------------------
  29 function check_data()
  30 {
  31         if (!is_date($_POST['date_']))
  32         {
  33                 display_error( _("The entered date is invalid."));
  34                 set_focus('date_');
  35                 return false;
  36         }
  37         if (!check_num('BuyRate', 0))
  38         {
  39                 display_error( _("The exchange rate must be numeric and greater than zero."));
  40                 set_focus('BuyRate');
  41                 return false;
  42         }
  43         if ($_POST['BuyRate'] <= 0)
  44         {
  45                 display_error( _("The exchange rate cannot be zero or a negative number."));
  46                 set_focus('BuyRate');
  47                 return false;
  48         }
  49
  50         return true;
  51 }
  52
  53 //---------------------------------------------------------------------------------------------
  54
  55 function handle_submit()
  56 {
  57         global $selected_id;
  58
  59         if (!check_data())
  60                 return false;
  61
  62         if ($selected_id != "")
  63         {
  64
  65                 update_exchange_rate($_POST['curr_abrev'], $_POST['date_'],
  66                  input_num('BuyRate'), input_num('BuyRate'));
  67         }
  68         else
  69         {
  70
  71                 add_exchange_rate($_POST['curr_abrev'], $_POST['date_'],
  72                     input_num('BuyRate'), input_num('BuyRate'));
  73         }
  74
  75         return true;
  76 }
  77
  78 //---------------------------------------------------------------------------------------------
  79
  80 function handle_delete()
  81 {
  82         global $selected_id;
  83
  84         if ($selected_id == "")
  85                 return;
  86         delete_exchange_rate($selected_id);
  87
  88         meta_forward($_SERVER['PHP_SELF']);
  89 }
  90
  91 //---------------------------------------------------------------------------------------------
  92
  93 function display_rates($curr_code)
  94 {
  95         global $table_style;
  96
  97         $result = get_exchange_rates($curr_code);
  98
  99         br(2);
 100         start_table($table_style);
 101         $th = array(_("Date to Use From"), _("Exchange Rate"), "", "");
 102         table_header($th);
 103
 104     $k = 0; //row colour counter
 105
 106     while ($myrow = db_fetch($result))
 107     {
 108
 109                 alt_table_row_color($k);
 110
 111         label_cell(sql2date($myrow["date_"]));
 112                 label_cell(number_format2($myrow["rate_buy"], user_exrate_dec()), "nowrap align=right");
 113                 edit_link_cell("selected_id=" . $myrow["id"]);
 114                 delete_link_cell("selected_id=" . $myrow["id"]. "&delete=1");
 115
 116                 end_row();
 117
 118     } //END WHILE LIST LOOP
 119
 120     end_table();
 121 }
 122
 123 //---------------------------------------------------------------------------------------------
 124
 125 function display_rate_edit()
 126 {
 127         global $selected_id, $table_style2;
 128
 129         start_table($table_style2);
 130
 131         if (isset($_POST['get_rate']))
 132         {
 133                 $_POST['BuyRate'] = exrate_format(get_ecb_rate($_POST['curr_abrev']));
 134         }
 135         if ($selected_id != "")
 136         {
 137                 //editing an existing exchange rate
 138
 139                 $myrow = get_exchange_rate($selected_id);
 140
 141                 $_POST['date_'] = sql2date($myrow["date_"]);
 142                 $_POST['BuyRate'] = exrate_format($myrow["rate_buy"]);
 143
 144                 hidden('selected_id', $selected_id);
 145                 hidden('date_', $_POST['date_']);
 146                 hidden('curr_abrev', $_POST['curr_abrev']);
 147
 148                 label_row(_("Date to Use From:"), $_POST['date_']);
 149         }
 150         else
 151         {
 152                 date_row(_("Date to Use From:"), 'date_');
 153         }
 154         small_amount_row(_("Exchange Rate:"), 'BuyRate', null, '',
 155                 submit('get_rate',_("Get"), false), user_exrate_dec());
 156
 157         end_table(1);
 158
 159         submit_add_or_update_center($selected_id == "");
 160
 161         display_note(_("Exchange rates are entered against the company currency."), 1);
 162 }
 163
 164 //---------------------------------------------------------------------------------------------
 165
 166 function clear_data()
 167 {
 168         unset($_POST['selected_id']);
 169         unset($_POST['date_']);
 170         unset($_POST['BuyRate']);
 171 }
 172
 173 //---------------------------------------------------------------------------------------------
 174
 175 if (isset($_POST['ADD_ITEM']) || isset($_POST['UPDATE_ITEM']))
 176 {
 177
 178         if (handle_submit())
 179         {
 180                 meta_forward($_SERVER['PHP_SELF']);
 181         }
 182 }
 183
 184 //---------------------------------------------------------------------------------------------
 185
 186 if (isset($_GET['delete']))
 187 {
 188
 189         handle_delete();
 190 }
 191
 192 //---------------------------------------------------------------------------------------------
 193
 194 start_form(false, true);
 195
 196 if (!isset($_POST['curr_abrev']))
 197         $_POST['curr_abrev'] = get_global_curr_code();
 198
 199 echo "<center>";
 200 echo _("Select a currency :") . "  ";
 201 currencies_list('curr_abrev', $_POST['curr_abrev'], true);
 202 echo "</center>";
 203
 204 // if currency sel has changed, clear the form
 205 if ($_POST['curr_abrev'] != get_global_curr_code())
 206 {
 207         clear_data();
 208         $selected_id = "";
 209 }
 210
 211 set_global_curr_code($_POST['curr_abrev']);
 212
 213 if (is_company_currency($_POST['curr_abrev']))
 214 {
 215
 216         display_note(_("The selected currency is the company currency."), 2);
 217         display_note(_("The company currency is the base currency so exchange rates cannot be set for it."), 1);
 218 }
 219 else
 220 {
 221
 222     display_rates($_POST['curr_abrev']);
 223
 224         hyperlink_no_params($_SERVER['PHP_SELF'], _("Enter a New Exchange Rate"));
 225         br(1);
 226
 227     display_rate_edit();
 228 }
 229
 230 end_form();
 231
 232 end_page();
 233
 234 ?>