+<?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>.
+***********************************************************************/
+
+function set_global_connection($company=-1)
+{
+ global $db, $transaction_level, $path_to_root, $db_connections;
+
+ include ($path_to_root . "/config_db.php");
+ if ($company == -1)
+ $company = $_SESSION["wa_current_user"]->company;
+
+ cancel_transaction(); // cancel all aborted transactions if any
+ $transaction_level = 0;
+
+ $_SESSION["wa_current_user"]->cur_con = $company;
+
+ $connection = $db_connections[$company];
+
+ $db = mysqli_connect($connection["host"], $connection["dbuser"], $connection["dbpassword"]);
+ mysqli_select_db($db, $connection["dbname"]);
+ ///// From mysqli release 5.6.6 the sql_mode is no longer empty as it was prior to
+ ///// this release. Just for safety we make it empty for all 5.6 release and higher.
+ ///// This non empty sql_mode values can interphere with FA, so all is set empty during
+ ///// our sessions.
+ ///// We are, however, investigating the existing code to be compatible in the future.
+ if (strncmp(db_get_version(), "5.6", 3) >= 0)
+ db_query("SET sql_mode = ''");
+ /////
+ return $db;
+}
+
+$db_duplicate_error_code = 1062;
+
+//DB wrapper functions to change only once for whole application
+
+function db_query($sql, $err_msg=null)
+{
+ 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, $sql);
+
+ if ($show_sql)
+ {
+ $Ajax->activate('footer_debug');
+ $sql_queries .= "<pre>$sql</pre>\n<hr>";
+ }
+
+ // mysql profiling
+ global $profile_sql;
+ if (@$profile_sql)
+ get_usec();
+ $result = mysqli_query($db, $sql);
+ if (@$profile_sql)
+ {
+ $profile_sql= false;
+ _vd($sql.'<br>:'.db_num_rows($result).'rows, '.get_usec());
+ }
+
+ if($sql_trail) {
+ $db_last_inserted_id = mysqli_insert_id($db); // preserve in case trail insert is done
+ if ($select_trail || (strstr($sql, 'SELECT') === false)) {
+ mysqli_query($db, "INSERT INTO ".$cur_prefix."sql_trail
+ (`sql`, `result`, `msg`)
+ VALUES(".db_escape($sql).",".($result ? 1 : 0).",
+ ".db_escape($err_msg).")");
+ }
+ }
+
+ if ($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 $result;
+}
+
+function db_fetch_row ($result)
+{
+ $ret = mysqli_fetch_row($result);
+ return ($ret === null ? false : $ret);
+}
+
+function db_fetch_assoc ($result)
+{
+ $ret = mysqli_fetch_assoc($result);
+ return ($ret === null ? false : $ret);
+}
+
+function db_fetch ($result)
+{
+ $ret = mysqli_fetch_array($result);
+ return ($ret === null ? false : $ret);
+}
+
+function db_seek (&$result,$record)
+{
+ return mysqli_data_seek($result, $record);
+}
+
+function db_free_result ($result)
+{
+ if ($result)
+ mysqli_free_result($result);
+}
+
+function db_num_rows ($result)
+{
+ return mysqli_num_rows($result);
+}
+
+function db_num_fields ($result)
+{
+ return mysqli_num_fields($result);
+}
+
+function db_escape($value = "", $nullify = false)
+{
+ global $db;
+
+ $value = @html_entity_decode($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) : ($nullify);
+
+ //check for null/unset/empty strings
+ if ((!isset($value)) || (is_null($value)) || ($value === "")) {
+ $value = ($nullify) ? ("NULL") : ("''");
+ } else {
+ if (is_string($value)) {
+ $value = "'" . mysqli_real_escape_string($db, $value) . "'";
+ //value is a string and should be quoted;
+ } else if (!is_numeric($value)) {
+ //value is not a string nor numeric
+ display_error("ERROR: incorrect data type send to sql query");
+ echo '<br><br>';
+ exit();
+ }
+ }
+ return $value;
+}
+
+function db_error_no ()
+{
+ global $db;
+ return mysqli_errno($db);
+}
+
+function db_error_msg($conn)
+{
+ return mysqli_error($conn);
+}
+
+function db_insert_id()
+{
+ global $db_last_inserted_id, $sql_trail, $db;
+
+ return $sql_trail ? $db_last_inserted_id : mysqli_insert_id($db);
+}
+
+function db_num_affected_rows()
+{
+ global $db;
+ return mysqli_affected_rows($db);
+}
+
+function db_field_name($result, $n)
+{
+ $fieldinfo = mysqli_fetch_field_direct($result, $n);
+ return $fieldinfo->name;
+}
+
+function db_create_db($connection)
+{
+ $db = mysqli_connect($connection["host"], $connection["dbuser"], $connection["dbpassword"]);
+ if (strncmp(db_get_version(), "5.6", 3) >= 0)
+ db_query("SET sql_mode = ''");
+ if (!mysqli_select_db($db, $connection["dbname"]))
+ {
+ $sql = "CREATE DATABASE IF NOT EXISTS " . $connection["dbname"] . "";
+ if (!mysqli_query($sql) || !mysqli_select_db($db, $connection["dbname"]))
+ return 0;
+ }
+ return $db;
+}
+
+function db_drop_db($connection)
+{
+
+ if ($connection["tbpref"] == "")
+ {
+ global $db;
+ $sql = "DROP DATABASE IF EXISTS " . $connection["dbname"] . "";
+ return mysqli_query($db, $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 = $db;
+ return mysqli_close($dbase);
+}
+
+function db_extension_exists()
+{
+ return function_exists('mysqli_connect');
+}
+
+function db_escape_function($string)
+{
+ global $db;
+
+ return (mysqli_real_escape_string($db, $string));
+}
+
+/*
+ Set mysql client encoding.
+ Default is is encoding used by default language.
+*/
+function db_set_encoding($ui_encoding=null)
+{
+ global $db, $dflt_lang, $installed_languages;
+
+ if (!isset($ui_encoding))
+ {
+ $lang = array_search_value($dflt_lang, $installed_languages, 'code');
+ $ui_encoding = strtoupper($lang['encoding']);
+ }
+
+ if ($mysql_enc = get_mysql_encoding_name($ui_encoding))
+ mysqli_set_charset($db, $mysql_enc);
+}
+
+?>
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