sql/alter2.1.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 class fa2_1 extends fa_patch {
  13         var $previous = '';             // applicable database version
  14         var $version = '2.1';   // version installed
  15         var $description;
  16         var $sql = 'alter2.1.sql';
  17
  18         function __construct() {
  19                 $this->description = _('Upgrade from version 2.0 to 2.1');
  20         }
  21         //
  22         //      Install procedure. All additional changes
  23         //      not included in sql file should go here.
  24         //
  25         function install($company, $force=false)
  26         {
  27                 global $db;
  28
  29         /*
  30         Statement below is allowed only for MySQL >=4.0.4:
  31         UPDATE `0_bank_trans`, `0_bank_accounts`
  32                 SET 0_bank_trans.bank_act=0_bank_accounts.id
  33                 WHERE 0_bank_trans.bank_act=0_bank_accounts.account_code;
  34         */
  35                 $sql = "SELECT id, account_code FROM ".TB_PREF."bank_accounts";
  36                 if(!($res = db_query($sql))) {
  37                         display_error(_("Cannot retrieve bank accounts codes")
  38                                 .':<br>'. db_error_msg($db));
  39                         return false;
  40                 }
  41                 while ($acc = db_fetch($res)) {
  42                         $sql = "UPDATE ".TB_PREF."bank_trans SET bank_act='"
  43                                 .$acc['id']."' WHERE bank_act=".$acc['account_code'];
  44                         if (db_query($sql)==false) {
  45                         display_error(_("Cannot update bank transactions")
  46                                 .':<br>'. db_error_msg($db));
  47                                 return false;
  48                         }
  49                 }
  50                 // copy all item codes from stock_master into item_codes
  51                 $sql = "SELECT `stock_id`,`description`,`category_id` FROM ".TB_PREF."stock_master";
  52                 $result = db_query($sql);
  53                 if (!$result) {
  54                         display_error(_("Cannot select stock identificators")
  55                                 .':<br>'. db_error_msg($db));
  56                         return false;
  57                 } else {
  58                         while ($row = db_fetch_assoc($result)) {
  59                                 $sql = "INSERT IGNORE "
  60                                         .TB_PREF."item_codes (`item_code`,`stock_id`,`description`,`category_id`)
  61                                         VALUES('".$row['stock_id']."','".$row['stock_id']."','"
  62                                         .$row['description']."','".$row['category_id']."')";
  63                                 $res2 = db_query($sql);
  64                                 if (!$res2) {
  65                                         display_error(_("Cannot insert stock id into item_codes")
  66                                                 .':<br>'. db_error_msg($db));
  67                                         return false;
  68                                 }
  69                         }
  70                 }
  71                 // remove obsolete bank_trans_types table
  72                 // (DROP queries are skipped during non-forced upgrade)
  73                 $sql = "DROP TABLE IF EXISTS `".TB_PREF."bank_trans_types`";
  74                 db_query($sql);
  75                 //
  76                 //      Move all debtor and supplier trans tax details to new table
  77                 // (INSERT INTO t  SELECT ... FROM t ... available after 4.0.14)
  78                 // No easy way to restore net amount for 0% tax rate for moved
  79                 // FA 2.0 transactions, but who cares?
  80                 //
  81         $move_sql =array(
  82         "debtor_trans_tax_details" =>
  83                 "SELECT tr.tran_date, tr.type, tr.trans_no, dt.tax_type_id,
  84                         dt.rate, dt.included_in_price, dt.amount, tr.reference as ref,
  85                         tr.rate as ex_rate
  86                 FROM ".TB_PREF."debtor_trans_tax_details dt
  87                         LEFT JOIN ".TB_PREF."trans_tax_details tt
  88                                 ON dt.debtor_trans_no=tt.trans_no
  89                                 AND dt.debtor_trans_type=tt.trans_type,
  90                         ".TB_PREF."debtor_trans tr
  91                 WHERE tt.trans_type is NULL
  92                         AND dt.debtor_trans_no = tr.trans_no
  93                         AND dt.debtor_trans_type = tr.type",
  94
  95         "supp_invoice_tax_items" =>
  96                 "SELECT tr.tran_date, tr.type, tr.trans_no, st.tax_type_id,
  97                         st.rate, st.included_in_price, st.amount, tr.supp_reference as ref,
  98                         tr.rate as ex_rate
  99                         FROM ".TB_PREF."supp_invoice_tax_items st
 100                                 LEFT JOIN ".TB_PREF."trans_tax_details tt
 101                                         ON st.supp_trans_no=tt.trans_no
 102                                         AND st.supp_trans_type=tt.trans_type,
 103                                         ".$pref."supp_trans tr
 104                                 WHERE tt.trans_type is NULL
 105                                         AND st.supp_trans_no = tr.trans_no
 106                                         AND st.supp_trans_type = tr.type");
 107
 108         foreach ($move_sql as $tbl => $sql) {
 109                 if (!check_table(TB_PREF, $tbl)){
 110                         $res = db_query($sql, "Cannot retrieve trans tax details from $tbl");
 111                         while ($row = db_fetch($res)) {
 112                                 $net_amount = $row['rate'] == 0 ?
 113                                         0 : ($row['included_in_price'] ?
 114                                                         ($row['amount']/$row['rate']*(100-$row['rate']))
 115                                                         :($row['amount']/$row['rate']*100));
 116                                 $sql2 = "INSERT INTO ".TB_PREF."trans_tax_details
 117                                 (trans_type,trans_no,tran_date,tax_type_id,rate,ex_rate,
 118                                         included_in_price, net_amount, amount, memo)
 119                                 VALUES ('".$row['type']."','".$row['trans_no']."','"
 120                                         .$row['tran_date']."','".$row['tax_type_id']."','"
 121                                         .$row['rate']."','".$row['ex_rate']."','"
 122                                         .$row['included_in_price']."','".$net_amount
 123                                         ."','".$row['amount']."','".$row['ref']."')";
 124                                 db_query($sql2, "Cannot move trans tax details from $tbl");
 125                         }
 126                         db_query("DROP TABLE ".TB_PREF.$tbl, "cannot remove $tbl");
 127                 }
 128         }
 129
 130                 return true;
 131         }
 132
 133         //
 134         //      Checking before install
 135         //
 136         function prepare()
 137         {
 138         // We cannot perform successfull upgrade on system where the
 139         // trans tax details tables was deleted during previous try.
 140                 $pref = $this->companies[$company]['tbpref'];
 141
 142                 if (check_table($pref, 'debtor_trans_tax_details')
 143                         || check_table($pref, 'supp_invoice_tax_items')) {
 144                         display_error(_("Seems that system upgrade to version 2.1 has
 145                         been performed for this company already.<br> If something has gone
 146                         wrong and you want to retry upgrade process you MUST perform
 147                         database restore from last backup file first."));
 148
 149                         return false;
 150                 }
 151
 152                 return true; // true when ok, fail otherwise
 153         }
 154 };
 155
 156 $install = new fa2_1;