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 ***********************************************************************/
13 function set_global_connection($company=-1)
15 global $db, $transaction_level, $path_to_root, $db_connections;
17 include ($path_to_root . "/config_db.php");
19 $company = $_SESSION["wa_current_user"]->company;
21 cancel_transaction(); // cancel all aborted transactions if any
22 $transaction_level = 0;
24 $_SESSION["wa_current_user"]->cur_con = $company;
26 $connection = $db_connections[$company];
28 $db = mysql_connect($connection["host"], $connection["dbuser"], $connection["dbpassword"]);
29 mysql_select_db($connection["dbname"], $db);
30 ///// From MySql release 5.6.6 the sql_mode is no longer empty as it was prior to
31 ///// this release. Just for safety we make it empty for all 5.6 release and higher.
32 ///// This non empty sql_mode values can interphere with FA, so all is set empty during
34 ///// We are, however, investigating the existing code to be compatible in the future.
35 if (strncmp(db_get_version(), "5.6", 3) >= 0)
36 db_query("SET sql_mode = ''");
41 $db_duplicate_error_code = 1062;
43 //DB wrapper functions to change only once for whole application
45 function db_query($sql, $err_msg=null)
47 global $db, $show_sql, $sql_trail, $select_trail, $go_debug, $sql_queries, $Ajax,
48 $db_connections, $db_last_inserted_id;
50 // set current db prefix
51 $comp = isset($_SESSION["wa_current_user"]->cur_con) ? $_SESSION["wa_current_user"]->cur_con : 0;
52 $cur_prefix = $db_connections[$comp]['tbpref'];
53 $sql = str_replace(TB_PREF, $cur_prefix, $sql);
57 $Ajax->activate('footer_debug');
58 $sql_queries .= "<pre>$sql</pre>\n<hr>";
61 db_profile(); // mysql profiling
63 $result = mysql_query($sql, $db);
68 $db_last_inserted_id = mysql_insert_id($db); // preserve in case trail insert is done
69 if ($select_trail || (strstr($sql, 'SELECT') === false)) {
71 "INSERT INTO ".$cur_prefix."sql_trail
72 (`sql`, `result`, `msg`)
73 VALUES(".db_escape($sql).",".($result ? 1 : 0).",
74 ".db_escape($err_msg).")", $db);
78 if ($err_msg != null || $go_debug) {
79 $exit = $err_msg != null;
80 if (function_exists('xdebug_call_file'))
81 check_db_error('<br>At file '.xdebug_call_file().':'.xdebug_call_line().':<br>'.$err_msg, $sql, $exit);
83 check_db_error($err_msg, $sql, $exit);
88 function db_fetch_row ($result)
91 return mysql_fetch_row($result);
94 function db_fetch_assoc ($result)
97 return mysql_fetch_assoc($result);
100 function db_fetch ($result)
103 return mysql_fetch_array($result);
106 function db_seek (&$result,$record)
108 return mysql_data_seek($result, $record);
111 function db_free_result ($result)
114 mysql_free_result($result);
117 function db_num_rows ($result)
119 return mysql_num_rows($result);
122 function db_num_fields ($result)
124 return mysql_num_fields($result);
127 function db_escape($value = "", $nullify = false)
129 $value = @html_entity_decode($value, ENT_QUOTES, $_SESSION['language']->encoding);
130 $value = @htmlspecialchars($value, ENT_QUOTES, $_SESSION['language']->encoding);
132 //reset default if second parameter is skipped
133 $nullify = ($nullify === null) ? (false) : ($nullify);
135 //check for null/unset/empty strings
136 if ((!isset($value)) || (is_null($value)) || ($value === "")) {
137 $value = ($nullify) ? ("NULL") : ("''");
139 if (is_string($value)) {
140 //value is a string and should be quoted; determine best method based on available extensions
141 if (function_exists('mysql_real_escape_string')) {
142 $value = "'" . mysql_real_escape_string($value) . "'";
144 $value = "'" . mysql_escape_string($value) . "'";
146 } else if (!is_numeric($value)) {
147 //value is not a string nor numeric
148 display_error("ERROR: incorrect data type send to sql query");
156 function db_error_no ()
159 return mysql_errno($db);
162 function db_error_msg($conn)
164 return mysql_error($conn);
167 function db_insert_id()
169 global $db_last_inserted_id, $sql_trail, $db;
171 return $sql_trail ? $db_last_inserted_id : mysql_insert_id($db);
174 function db_num_affected_rows()
177 return mysql_affected_rows($db);
180 function db_field_name($result, $n)
182 return mysql_field_name($result, $n);
185 function db_create_db($connection)
187 $db = mysql_connect($connection["host"] ,
188 $connection["dbuser"], $connection["dbpassword"]);
189 if (strncmp(db_get_version(), "5.6", 3) >= 0)
190 db_query("SET sql_mode = ''");
191 if (!mysql_select_db($connection["dbname"], $db))
193 $sql = "CREATE DATABASE IF NOT EXISTS " . $connection["dbname"] . "";
194 if (!mysql_query($sql) || !mysql_select_db($connection["dbname"], $db))
200 function db_drop_db($connection)
203 if ($connection["tbpref"] == "")
205 $sql = "DROP DATABASE IF EXISTS " . $connection["dbname"] . "";
206 return mysql_query($sql);
210 $res = db_query("show table status");
211 $all_tables = array();
212 while($row = db_fetch($res))
213 $all_tables[] = $row;
214 // get table structures
215 foreach ($all_tables as $table)
217 if (strpos($table['Name'], $connection["tbpref"]) === 0)
218 db_query("DROP TABLE `".$table['Name'] . "`");
220 //deleting the tables, how??
225 function db_close($dbase = null)
231 return mysql_close($dbase);
234 function db_extension_exists()
236 return function_exists('mysql_connect');
239 function db_escape_function($string)
241 return (function_exists('mysql_real_escape_string') ? mysql_real_escape_string($string) : mysql_escape_string($string));
245 Set mysql client encoding.
246 Default is is encoding used by default language.
248 function db_set_encoding($ui_encoding=null)
250 global $dflt_lang, $installed_languages;
252 if (!isset($ui_encoding))
254 $lang = array_search_value($dflt_lang, $installed_languages, 'code');
255 $ui_encoding = strtoupper($lang['encoding']);
258 if ($mysql_enc = get_mysql_encoding_name($ui_encoding))
259 mysql_set_charset($mysql_enc);
262 function db_get_charset($db)
264 return mysql_client_encoding();
267 function db_set_charset($db, $charset)
269 return mysql_set_charset($charset, $db);