taxes/db/tax_types_db.inc

   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 function add_tax_type($name, $sales_gl_code, $purchasing_gl_code, $rate)
  13 {
  14         begin_transaction(__FUNCTION__, func_get_args());
  15         $sql = "INSERT INTO ".TB_PREF."tax_types (name, sales_gl_code, purchasing_gl_code, rate)
  16                 VALUES (".db_escape($name).", ".db_escape($sales_gl_code)
  17                 .", ".db_escape($purchasing_gl_code).", $rate)";
  18
  19         db_query($sql, "could not add tax type");
  20         commit_transaction();
  21 }
  22
  23 function update_tax_type($type_id, $name, $sales_gl_code, $purchasing_gl_code, $rate)
  24 {
  25         begin_transaction(__FUNCTION__, func_get_args());
  26         $sql = "UPDATE ".TB_PREF."tax_types SET name=".db_escape($name).",
  27                 sales_gl_code=".db_escape($sales_gl_code).",
  28                 purchasing_gl_code=".db_escape($purchasing_gl_code).",
  29                 rate=$rate
  30                 WHERE id=".db_escape($type_id);
  31
  32         db_query($sql, "could not update tax type");
  33         commit_transaction();
  34 }
  35
  36 function get_all_tax_types($all=false)
  37 {
  38         $sql = "SELECT tax_type.*,
  39                                 Chart1.account_name AS SalesAccountName,
  40                                 Chart2.account_name AS PurchasingAccountName
  41                         FROM ".TB_PREF."tax_types tax_type,"
  42                                 .TB_PREF."chart_master AS Chart1,"
  43                                 .TB_PREF."chart_master AS Chart2
  44                         WHERE tax_type.sales_gl_code = Chart1.account_code
  45                                 AND tax_type.purchasing_gl_code = Chart2.account_code";
  46
  47         if (!$all) $sql .= " AND !tax_type.inactive";
  48         return db_query($sql, "could not get all tax types");
  49 }
  50
  51 function get_all_tax_types_simple()
  52 {
  53         $sql = "SELECT * FROM ".TB_PREF."tax_types WHERE !inactive";
  54
  55         return db_query($sql, "could not get all tax types");
  56 }
  57
  58 function get_tax_type($type_id)
  59 {
  60         $sql = "SELECT tax_type.*,
  61                                 Chart1.account_name AS SalesAccountName,
  62                                 Chart2.account_name AS PurchasingAccountName
  63                         FROM ".TB_PREF."tax_types tax_type,"
  64                                 .TB_PREF."chart_master AS Chart1,"
  65                                 .TB_PREF."chart_master AS Chart2
  66                         WHERE tax_type.sales_gl_code = Chart1.account_code
  67                 AND tax_type.purchasing_gl_code = Chart2.account_code AND id=".db_escape($type_id);
  68
  69         $result = db_query($sql, "could not get tax type");
  70         return db_fetch($result);
  71 }
  72
  73 function get_tax_type_rate($type_id)
  74 {
  75         $sql = "SELECT rate FROM ".TB_PREF."tax_types WHERE id=".db_escape($type_id);
  76
  77         $result = db_query($sql, "could not get tax type rate");
  78
  79         $row = db_fetch_row($result);
  80         return $row[0];
  81 }
  82
  83 function delete_tax_type($type_id)
  84 {
  85         begin_transaction(__FUNCTION__, func_get_args());
  86
  87         $sql = "DELETE FROM ".TB_PREF."tax_types WHERE id=".db_escape($type_id);
  88
  89         db_query($sql, "could not delete tax type");
  90
  91         // also delete any item tax exemptions associated with this type
  92         $sql = "DELETE FROM ".TB_PREF."item_tax_type_exemptions WHERE tax_type_id=".db_escape($type_id);
  93
  94         db_query($sql, "could not delete item tax type exemptions");
  95
  96         commit_transaction();
  97 }
  98
  99 /*
 100         Check if gl_code is used by more than 2 tax types,
 101         or check if the two gl codes are not used by any other
 102         than selected tax type.
 103         Necessary for pre-2.2 installations.
 104 */
 105 function is_tax_gl_unique($gl_code, $gl_code2=-1, $selected_id=-1) {
 106
 107         $purch_code = $gl_code2== -1 ? $gl_code : $gl_code2;
 108
 109         $sql = "SELECT count(*) FROM "
 110                         .TB_PREF."tax_types
 111                 WHERE (sales_gl_code=" .db_escape($gl_code)
 112                         ." OR purchasing_gl_code=" .db_escape($purch_code). ")";
 113
 114         if ($selected_id != -1)
 115                 $sql .= " AND id!=".db_escape($selected_id);
 116
 117         $res = db_query($sql, "could not query gl account uniqueness");
 118         $row = db_fetch($res);
 119
 120         return $gl_code2 == -1 ? ($row[0] <= 1) : ($row[0] == 0);
 121 }
 122
 123 function is_tax_account($account_code)
 124 {
 125         $sql= "SELECT id FROM ".TB_PREF."tax_types WHERE
 126                 sales_gl_code=".db_escape($account_code)." OR purchasing_gl_code=".db_escape($account_code);
 127         $result = db_query($sql, "checking account is tax account");
 128         if (db_num_rows($result) > 0) {
 129                 $acct = db_fetch($result);
 130                 return $acct['id'];
 131         } else
 132                 return false;
 133 }
 134
 135