<?php
+/**********************************************************************
+ Copyright (C) FrontAccounting, LLC.
+ Released under the terms of the GNU General Public License, GPL,
+ as published by the Free Software Foundation, either version 3
+ of the License, or (at your option) any later version.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
+***********************************************************************/
-set_global_connection();
+/*
+ Converts encoding name to mysql standard.
+*/
+function get_mysql_encoding_name($encoding)
+{
+ $db_encoding = array(
+ 'UTF-8' => 'utf8',
+ 'ISO-8859-1' => 'latin1',
+ 'ISO-8859-2' => 'latin2',
+ 'ISO-8859-7' => 'greek',
+ 'ISO-8859-8' => 'hebrew',
+ 'ISO-8859-9' => 'latin5',
+ 'ISO-8859-13' => 'latin7',
+ 'KOI8-R' => 'koi8r',
+ 'KOI8-U' => 'koi8u',
+ 'CP850' => 'cp850',
+ 'CP866' => 'cp866',
+ 'CP932' => 'cp932',
+ 'CP1250' => 'cp1250',
+ 'CP1251' => 'cp1251',
+ 'CP1252' => 'latin1',
+ 'CP1256' => 'cp1256',
+ 'CP1257' => 'cp1257',
+ 'GB2312' => 'gb2312',
+ 'EUC-JP' => 'ujis',
+ 'EUC-KR' => 'euckr',
+ 'BIG5' => 'big5',
+ 'GBK' => 'gbk',
+ 'SHIFT_JIS' => 'sjis',
+ 'TIS-620' => 'tis620',
+ 'ASCII' => 'ascii',
+ );
+ $encoding = strtoupper($encoding);
+
+ return isset($db_encoding[$encoding]) ? $db_encoding[$encoding] : null;
+}
-function set_global_connection()
+/*
+ Returns 'best' collation for various locale language codes
+*/
+function get_mysql_collation($lang=null)
{
- global $db;
+ if (!$lang)
+ $lang = substr($_SESSION['language']->code, 0, 2);
- if (isset($_SESSION["wa_current_user"]) && $_SESSION["wa_current_user"]->company !='')
- $db = $_SESSION["wa_current_user"]->get_db_connection();
- else
- $db = null;
+ $db_collation = array(
+ 'is' => 'icelandic',
+ 'lv' => 'latvian',
+ 'ro' => 'romanian',
+ 'sl' => 'slovenian',
+ 'pl' => 'polish',
+ 'et' => 'estonian',
+ 'es' => 'spanish', // or 'spanish2',
+ 'sw' => 'swedish',
+ 'tr' => 'turkish',
+ 'cs' => 'czech',
+ 'da' => 'danish',
+ 'lt' => 'lithuanian',
+ 'sk' => 'slovak',
+ 'sp' => 'spanish2',
+ 'fa' => 'persian',
+ 'hu' => 'hungarian',
+ 'fr' => 'roman',
+ 'it' => 'roman',
+ );
+
+ return 'utf8_'.(isset($db_collation[$lang]) ? $db_collation[$lang] : 'general').'_ci';
+}
+/*
+ Later we assume that database with version less than 2.4 is old database,
+ which is subject to invalid encodings on text columns,
+ so no SET NAMES or equivalent should be used.
+*/
+function db_fixed()
+{
+ $result = db_query("SELECT value FROM ".TB_PREF."sys_prefs WHERE name='version_id'");
+ $data = db_fetch($result);
+ return !db_num_rows($result) // new database is fixed by default
+ || ($data[0] > "2.3rc");
+}
+/*
+ Check database default charset.
+*/
+function db_get_charset()
+{
+ $result = db_query("SELECT @@character_set_database");
+ $var = db_fetch($result);
+ return $var[0];
}
-$db_duplicate_error_code = 1062;
+/*
+ Set mysql client encoding.
+ Default is is encoding used by default language.
+*/
+function db_set_encoding($ui_encoding=null)
+{
+ global $dflt_lang, $installed_languages;
+
+ if (!isset($ui_encoding))
+ {
+ $lang = array_search_value($dflt_lang, $installed_languages, 'code');
+ $ui_encoding = strtoupper($lang['encoding']);
+ }
-//DB wrapper functions to change only once for whole application
+ if ($mysql_enc = get_mysql_encoding_name($ui_encoding))
+ mysql_set_charset($mysql_enc);
+}
+
+/*
+ Connects application to company database.
+*/
+function set_global_connection($company=-1)
+{
+ global $db, $transaction_level, $path_to_root;
+ global $db_connections;
+
+ include ($path_to_root . "/config_db.php");
+ if ($company == -1)
+ $company = $_SESSION["wa_current_user"]->company ? $_SESSION["wa_current_user"]->company : 0;
+
+ cancel_transaction(); // cancel all aborted transactions if any
+ $transaction_level = 0;
+
+ $_SESSION["wa_current_user"]->cur_con = $company;
+
+ $connection = $db_connections[$company];
+
+ $db = mysql_connect($connection["host"], $connection["dbuser"], $connection["dbpassword"]);
+ mysql_select_db($connection["dbname"], $db);
+
+ return $db;
+}
+
+$db_duplicate_error_code = 1062;
function db_query($sql, $err_msg=null)
{
- global $db, $show_sql;
+ global $db, $show_sql, $sql_trail, $select_trail, $go_debug, $sql_queries, $Ajax,
+ $db_connections, $db_last_inserted_id;
+
+ // set current db prefix
+ $comp = isset($_SESSION["wa_current_user"]->cur_con) ? $_SESSION["wa_current_user"]->cur_con : 0;
+ $cur_prefix = $db_connections[$comp]['tbpref'];
+ $sql = str_replace(TB_PREF, $cur_prefix, $sql);
- //echo "<br>$sql<br>";
if ($show_sql)
{
- echo "<font face=arial size=2 color=000099><b>SQL..</b></font>";
- echo "<pre>";
- echo $sql;
- echo "</pre>\n";
+ $Ajax->activate('footer_debug');
+ $sql_queries .= "<pre>$sql</pre>\n<hr>";
}
+ // mysql profiling
+ global $profile_sql;
+ if (@$profile_sql) get_usec();
+ $result = mysql_query($sql, $db);
+ if (@$profile_sql)
+ {
+ $profile_sql= false;
+ _vd($sql.'<br>:'.db_num_rows($result).'rows, '.get_usec());
+ }
- $result = mysql_query($sql, $db);
- if ($err_msg != null)
- if (function_exists('xdebug_call_file'))
- check_db_error('<br>At file '.xdebug_call_file().':'.xdebug_call_line().':<br>'.$err_msg, $sql);
- else
- check_db_error($err_msg, $sql);
+ if($sql_trail) {
+ $db_last_inserted_id = mysql_insert_id($db); // preserve in case trail insert is done
+ if ($select_trail || (strstr($sql, 'SELECT') === false)) {
+ mysql_query(
+ "INSERT INTO ".$cur_prefix."sql_trail
+ (`sql`, `result`, `msg`)
+ VALUES(".db_escape($sql).",".($result ? 1 : 0).",
+ ".db_escape($err_msg).")", $db);
+ }
+ }
+ if ($err_msg != null || $go_debug) {
+ $exit = $err_msg != null;
+ if (function_exists('xdebug_call_file'))
+ check_db_error('<br>At file '.xdebug_call_file().':'.xdebug_call_line().':<br>'.$err_msg, $sql, $exit);
+ else
+ check_db_error($err_msg, $sql, $exit);
+ }
return $result;
}
return mysql_fetch_row($result);
}
+function db_fetch_assoc ($result)
+{
+
+ return mysql_fetch_assoc($result);
+}
+
function db_fetch ($result)
{
function db_seek (&$result,$record)
{
- mysql_data_seek($result, $record);
+ return mysql_data_seek($result, $record);
}
function db_free_result ($result)
mysql_free_result($result);
}
-function db_num_rows (&$result)
+function db_num_rows ($result)
{
return mysql_num_rows($result);
}
return mysql_num_fields($result);
}
-function db_escape ($result)
+function db_escape($value = "", $nullify = false)
{
- return mysql_escape_string($result);
-}
-
-function db_quote($value = "", $nullify = false)
-{
- $value = htmlspecialchars($value, ENT_COMPAT, $_SESSION['language']->encoding);
+ $value = @html_entity_decode($value, ENT_QUOTES, $_SESSION['language']->encoding);
+ $value = @htmlspecialchars($value, ENT_QUOTES, $_SESSION['language']->encoding);
//reset default if second parameter is skipped
$nullify = ($nullify === null) ? (false) : ($nullify);
- //undo slashes for poorly configured servers
- $value = (get_magic_quotes_gpc()) ? (stripslashes($value)) : ($value);
//check for null/unset/empty strings
if ((!isset($value)) || (is_null($value)) || ($value === "")) {
function db_insert_id()
{
- global $db;
- return mysql_insert_id($db);
+ global $db_last_inserted_id, $sql_trail, $db;
+
+ return $sql_trail ? $db_last_inserted_id : mysql_insert_id($db);
}
function db_num_affected_rows()
return mysql_affected_rows($db);
}
-?>
+function db_field_name($result, $n)
+{
+ return mysql_field_name($result, $n);
+}
+
+function db_create_db($connection)
+{
+ $db = mysql_connect($connection["host"] ,
+ $connection["dbuser"], $connection["dbpassword"]);
+ if (!mysql_select_db($connection["dbname"], $db))
+ {
+ $sql = "CREATE DATABASE IF NOT EXISTS " . $connection["dbname"] . " COLLATE ".get_mysql_collation();
+
+ if (!mysql_query($sql) || !mysql_select_db($connection["dbname"], $db))
+ return 0;
+ }
+ return $db;
+}
+
+function db_drop_db($connection)
+{
+
+ if ($connection["tbpref"] == "")
+ {
+ $sql = "DROP DATABASE IF EXISTS " . $connection["dbname"] . "";
+ return mysql_query($sql);
+ }
+ else
+ {
+ $res = db_query("show table status");
+ $all_tables = array();
+ while($row = db_fetch($res))
+ $all_tables[] = $row;
+ // get table structures
+ foreach ($all_tables as $table)
+ {
+ if (strpos($table['Name'], $connection["tbpref"]) === 0)
+ db_query("DROP TABLE `".$table['Name'] . "`");
+ }
+ //deleting the tables, how??
+ return true;
+ }
+}
+
+function db_close($dbase = null)
+{
+ global $db;
+
+ if (!$dbase)
+ $dbase = $db;
+ return mysql_close($dbase);
+}