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