X-Git-Url: https://delta.frontaccounting.com/gitweb/?a=blobdiff_plain;f=includes%2Fdb%2Fconnect_db.inc;h=81bad397bc8641292efadea7fb1235ca230bbc8e;hb=c34e563fae8003a637a485b4eaf634678b90c60f;hp=fda58ab32e1863a95b739bd74f52a1cb1f861d73;hpb=76ca9fef9bb510236a6a7740fa0f60eb7db384c9;p=fa-stable.git diff --git a/includes/db/connect_db.inc b/includes/db/connect_db.inc index fda58ab3..81bad397 100644 --- a/includes/db/connect_db.inc +++ b/includes/db/connect_db.inc @@ -9,210 +9,132 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the License here . ***********************************************************************/ - -function set_global_connection($company=-1) -{ - global $db, $transaction_level, $db_connections; - - cancel_transaction(); // cancel all aborted transactions if any - $transaction_level = 0; - - if ($company == -1) - $company = $_SESSION["wa_current_user"]->company; - - $_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; - -//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 - $cur_prefix = $db_connections[$_SESSION["wa_current_user"]->cur_con]['tbpref']; - $sql = str_replace(TB_PREF, $cur_prefix, $sql); - - if ($show_sql) - { - $Ajax->activate('footer_debug'); - $sql_queries .= "
$sql
\n
"; - } - - $result = mysql_query($sql, $db); - - if($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 = $err_msg != null; - if (function_exists('xdebug_call_file')) - check_db_error('
At file '.xdebug_call_file().':'.xdebug_call_line().':
'.$err_msg, $sql, $exit); - else - check_db_error($err_msg, $sql, $exit); - } - return $result; -} - -function db_fetch_row ($result) -{ - - return mysql_fetch_row($result); -} - -function db_fetch_assoc ($result) -{ - - return mysql_fetch_assoc($result); -} - -function db_fetch ($result) -{ - - return mysql_fetch_array($result); -} - -function db_seek (&$result,$record) -{ - return mysql_data_seek($result, $record); -} - -function db_free_result ($result) -{ - if ($result) - mysql_free_result($result); -} - -function db_num_rows ($result) -{ - return mysql_num_rows($result); -} - -function db_num_fields ($result) -{ - return mysql_num_fields($result); -} - -function db_escape($value = "", $nullify = false) -{ - $value = @html_entity_decode($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 is a string and should be quoted; determine best method based on available extensions - if (function_exists('mysql_real_escape_string')) { - $value = "'" . mysql_real_escape_string($value) . "'"; - } else { - $value = "'" . mysql_escape_string($value) . "'"; - } - } else if (!is_numeric($value)) { - //value is not a string nor numeric - display_error("ERROR: incorrect data type send to sql query"); - echo '

'; - exit(); - } - } - return $value; -} - -function db_error_no () -{ - global $db; - return mysql_errno($db); -} - -function db_error_msg($conn) -{ - return mysql_error($conn); -} - -function db_insert_id() -{ - global $db_last_inserted_id, $sql_trail, $db; - - return $sql_trail ? $db_last_inserted_id : mysql_insert_id($db); -} - -function db_num_affected_rows() -{ - global $db; - return mysql_affected_rows($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 " . $connection["dbname"] . ""; - if (!mysql_query($sql) || !mysql_select_db($connection["dbname"], $db)) - return 0; - } - return $db; -} - -function db_drop_db($connection) -{ - - if ($connection["tbpref"] == "") - { - $sql = "DROP DATABASE " . $connection["dbname"] . ""; - return mysql_query($sql); - } - else +//$path_to_root=".."; +define('MAX_DEADLOCK_RETRY', 3); + +if (function_exists('mysqli_connect')) + include_once("connect_db_mysqli.inc"); +else + include_once("connect_db_mysql.inc"); // use deprecated mysql_* API as fallback on old servers + +function db_get_version() +{ + $result = db_query("SELECT VERSION()"); + $row = db_fetch($result); + return $row[0]; +} + +/* + Converts encoding name to mysql standard. +*/ +function get_mysql_encoding_name($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; +} + +/* + Returns 'best' mysql collation for various FA backend language codes. +*/ +function get_mysql_collation($lang=null) +{ + if (!$lang) + $lang = 'utf8_'.substr($_SESSION['language']->code, 0, 2); + + $db_collation = array( + 'utf8_is' => 'utf8_icelandic_ci', + 'utf8_lv' => 'utf8_latvian_ci', + 'utf8_ro' => 'utf8_romanian_ci', + 'utf8_sl' => 'utf8_slovenian_ci', + 'utf8_pl' => 'utf8_polish_ci', + 'utf8_et' => 'utf8_estonian_ci', + 'utf8_es' => 'utf8_spanish_ci', // or 'spanish2', + 'utf8_sw' => 'utf8_swedish_ci', + 'utf8_tr' => 'utf8_turkish_ci', + 'utf8_cs' => 'utf8_czech_ci', + 'utf8_da' => 'utf8_danish_ci', + 'utf8_lt' => 'utf8_lithuanian_ci', + 'utf8_sk' => 'utf8_slovak_ci', + 'utf8_sp' => 'utf8_spanish2_ci', + 'utf8_fa' => 'utf8_persian_ci', + 'utf8_hu' => 'utf8_hungarian_ci', + 'utf8_fr' => 'utf8_roman_ci', + 'utf8_it' => 'utf8_roman_ci', + ); + + return isset($db_collation[$lang]) ? $db_collation[$lang] : 'utf8_unicode_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_default_charset() +{ + $result = db_query("SELECT @@character_set_database"); + $var = db_fetch($result); + return $var[0]; +} + +function db_get_view_schema($view) +{ + global $db; + $schema = NULL; + $qry = "select view_definition from information_schema.views where table_schema=DATABASE() and table_name='$view'"; + $res = db_query($qry,'Failed to select view schema'); + if ($res && db_num_rows($res) == 1) { + $row = db_fetch_assoc($res); + $schema = $row['view_definition']; + } + return $schema; +} + +/* + SQL db profiling stub +*/ +if (!function_exists('db_profile')) +{ + function db_profile($sql=false) { - $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); -} - -?> \ No newline at end of file