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