X-Git-Url: https://delta.frontaccounting.com/gitweb/?a=blobdiff_plain;f=includes%2Fdb%2Fconnect_db.inc;h=81bad397bc8641292efadea7fb1235ca230bbc8e;hb=c34e563fae8003a637a485b4eaf634678b90c60f;hp=18c27ac9f7a35c45fba64a4ba1110eb6aadfcb53;hpb=c67f9fd41437917b5032c0396ab42704d0870064;p=fa-stable.git

diff --git a/includes/db/connect_db.inc b/includes/db/connect_db.inc
index 18c27ac9..81bad397 100644
--- a/includes/db/connect_db.inc
+++ b/includes/db/connect_db.inc
@@ -1,143 +1,140 @@
 <?php
-
-set_global_connection();
-
-function set_global_connection()
-{
-	global $db;
-
-    if (isset($_SESSION["wa_current_user"]) && $_SESSION["wa_current_user"]->company !='')
-    	$db = $_SESSION["wa_current_user"]->get_db_connection();
-    else
-    	$db = null;
-}
-
-$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, $select_trail;
-
-	//echo "<br>$sql<br>";
-	if ($show_sql)
-	{
-		echo "<font face=arial size=2 color=000099><b>SQL..</b></font>";
-		echo "<pre>";
-		echo $sql;
-		echo "</pre>\n";
-	}
-	
-
-	$result = mysql_query($sql, $db);
-	if($sql_trail) {
-		if ($select_trail || (strstr($sql, 'SELECT') === false)) {
-			mysql_query(
-			"INSERT INTO ".TB_PREF."sql_trail
-				(`sql`, `result`, `msg`)
-				VALUES(".db_escape($sql).",".($result ? 1 : 0).",
-				".db_escape($err_msg).")", $db);
-		}
-	}
-
-	if ($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);
-
-	return $result;
-}
-
-function db_fetch_row ($result)
-{
-
-	return mysql_fetch_row($result);
-}
-
-function db_fetch_assoc ($result)
+/**********************************************************************
+    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>.
+***********************************************************************/
+//$path_to_root="..";
+define('MAX_DEADLOCK_RETRY', 3);
+
+if (function_exists('mysqli_connect'))
+	include_once("connect_db_mysqli.inc");
+else
+	include_once("connect_db_mysql.inc"); // use deprecated mysql_* API as fallback on old servers
+
+function db_get_version()
 {
-
-	return mysql_fetch_assoc($result);
+	$result = db_query("SELECT VERSION()");
+	$row = db_fetch($result);
+	return $row[0];
 }
 
-function db_fetch ($result)
+/*
+	Converts encoding name to mysql standard.
+*/
+function get_mysql_encoding_name($encoding)
 {
-
-	return mysql_fetch_array($result);
+	$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 db_seek (&$result,$record)
+/*
+	Returns 'best' mysql collation for various FA backend language codes.
+*/
+function get_mysql_collation($lang=null)
 {
-	mysql_data_seek($result, $record);
+	if (!$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';
 }
 
-function db_free_result ($result)
+/*
+	Later we assume that database with version less than 2.4 is old database, 
+	which is subject to invalid encodings on text columns,
+	so no SET NAMES or equivalent should be used.
+*/
+function db_fixed()
 {
-	if ($result)
-		mysql_free_result($result);
+	$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");
 }
 
-function db_num_rows (&$result)
+/*
+	Check database default charset.
+*/
+function db_get_default_charset()
 {
-	return mysql_num_rows($result);
+	$result = db_query("SELECT @@character_set_database");
+	$var = db_fetch($result);
+	return $var[0];
 }
 
-function db_num_fields ($result)
+function db_get_view_schema($view)
 {
-	return mysql_num_fields($result);
+    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;
 }
 
-function db_escape($value = "", $nullify = false)
+/*
+	SQL db profiling stub
+*/
+if (!function_exists('db_profile'))
 {
-	$value = @htmlspecialchars($value, ENT_COMPAT, $_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($value)) {
-			//value is not a string nor numeric
-			display_error("ERROR: incorrect data type send to sql query");
-			echo '<br><br>';
-			exit();
-		}
+	function db_profile($sql=false)
+	{
 	}
-	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 $db;
-	return mysql_insert_id($db);
-}
-
-function db_num_affected_rows()
-{
-	global $db;
-	return mysql_affected_rows($db);
-}
-
-?>