X-Git-Url: https://git.mxchange.org/?p=mailer.git;a=blobdiff_plain;f=inc%2Fdb%2Flib-mysql3.php;h=c2d781c655672cef838422009c56b92c9803410e;hp=2f75170617703453414e1df7de6a24971acdd448;hb=6586600d8020147192e5f28ca2a3a0153f774d3c;hpb=8a9324b2d931f54f54f4319fd7234910af77012c

diff --git a/inc/db/lib-mysql3.php b/inc/db/lib-mysql3.php
index 2f75170617..c2d781c655 100644
--- a/inc/db/lib-mysql3.php
+++ b/inc/db/lib-mysql3.php
@@ -4,11 +4,11 @@
  * ===============                              Last change: 08/29/2004 *
  *                                                                      *
  * -------------------------------------------------------------------- *
- * File              : lib.php                                          *
+ * File              : lib-mysql3.php                                   *
  * -------------------------------------------------------------------- *
- * Short description :                                                  *
+ * Short description : Database layer for MySQL +3.x server             *
  * -------------------------------------------------------------------- *
- * Kurzbeschreibung  :                                                  *
+ * Kurzbeschreibung  : Datenbankschicht fuer MySQL +3.x Server          *
  * -------------------------------------------------------------------- *
  *                                                                      *
  * -------------------------------------------------------------------- *
@@ -32,91 +32,117 @@
  ************************************************************************/
 
 // Some security stuff...
-if (ereg(basename(__FILE__), $_SERVER['PHP_SELF']))
-{
+if (!defined('__SECURITY')) {
 	$INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
 	require($INC);
 }
 
 // SQL queries
-function SQL_QUERY($sql_string, $F, $L)
-{
-	global $link, $CSS, $CONFIG, $OK;
+function SQL_QUERY ($sql_string, $F, $L) {
+	global $link, $CSS, $_CONFIG, $OK;
+
+	// Remove \t, \n and \r from queries they may confuse some MySQL version I have heard
+	$sql_string = str_replace("\t", " ", str_replace("\n", " ", str_replace("\r", " ", $sql_string)));
+
+	// Starting time
+	$querytimeBefore = array_sum(explode(' ', microtime()));
 
 	// Run SQL command
+	//* DEBUG: */ echo $sql_string."<br />\n";
 	$result = @mysql_query($sql_string, $link)
 	 or ADD_FATAL($F." (".$L."):".mysql_error()."<br />
-".MYSQL_QUERY_STRING."<br />
+Query string:<br />
 ".$sql_string);
 
-	if (($CSS != "1") && ($CSS != "-1") && (DEBUG_MODE) && (DEBUG_SQL))
-	{
+	// Ending time
+	$querytimeAfter = array_sum(explode(' ', microtime()));
+
+	// Calculate query time
+	$queryTime = $querytimeAfter - $querytimeBefore;
+
+	// Save last successfull query
+	$_CONFIG['db_last_query'] = $sql_string;
+
+	// Count this query
+	if (!isset($_CONFIG['sql_count'])) $_CONFIG['sql_count'] = 0;
+	$_CONFIG['sql_count']++;
+
+	// Debug output
+	//* DEBUG: */ print "Query=<pre>".$sql_string."</pre>, affected=<b>".SQL_AFFECTEDROWS()."</b>, numrows=<b>".SQL_NUMROWS($result)."</b><br />\n";
+
+	if (($CSS != "1") && ($CSS != "-1") && (isBooleanConstantAndTrue('DEBUG_MODE')) && (isBooleanConstantAndTrue('DEBUG_SQL'))) {
 		//
 		// Debugging stuff...
 		//
-		$fp = @fopen(PATH."debug.log", 'a') or mxchange_die("Cannot write debug.log!");
+		$fp = @fopen(PATH."inc/cache/mysql.log", 'a') or mxchange_die("Cannot write mysql.log!");
 		if (!isset($OK)) {
 			// Write first entry
 			fwrite($fp, "Module=".$GLOBALS['module']."\n");
 			$OK = true;
-		}
-		fwrite($fp, $F."(LINE=".$L."|NUM=".SQL_NUMROWS($result)."|AFFECTED=".SQL_AFFECTEDROWS()."): ".str_replace('\r', '', str_replace('\n', " ", $sql_string))."\n");
+		} // END - if
+		fwrite($fp, $F."(LINE=".$L."|NUM=".SQL_NUMROWS($result)."|AFFECTED=".SQL_AFFECTEDROWS()."|QUERYTIME:".$queryTime."): ".str_replace('\r', "", str_replace('\n', " ", $sql_string))."\n");
 		fclose($fp);
-	}
+	} // END - if
 
 	// Count DB hits
-	if (!isset($CONFIG['db_hits']))
-	{
+	if (!isset($_CONFIG['db_hits_run'])) {
 		// Count in dummy variable
-		$CONFIG['db_hits'] = 0;
-	}
-	 else
-	{
+		$_CONFIG['db_hits_run'] = 1;
+	} else {
 		// Count to config array
-		$CONFIG['db_hits']++;
+		$_CONFIG['db_hits_run']++;
 	}
+
+	// Return the result
 	return $result;
 }
 
 // SQL num rows
-function SQL_NUMROWS($result)
-{
-	if ($result != false)
-	{
+function SQL_NUMROWS($result) {
+	// Is the result a valid resource?
+	if (is_resource($result)) {
+		// Get the count of rows from database
 		$lines = @mysql_num_rows($result);
-		if (empty($lines)) $lines = "0";
 
-	}
-	 else
-	{
+		// Is the result empty? Then we have an error!
+		if (empty($lines)) $lines = 0;
+	} else {
 		// No resource given, no lines found!
-		$lines = "0";
+		$lines = 0;
 	}
 	return $lines;
 }
 
 // SQL affected rows
-function SQL_AFFECTEDROWS($lnk="x", $F="dummy", $L="dummy")
-{
+function SQL_AFFECTEDROWS() {
 	global $link;
-	// $lnk will be ignored for now!
+
+	// Valid link resource?
+	if (!is_resource($link)) return false;
+
+	// Get affected rows
 	$lines = @mysql_affected_rows($link);
+
+	// Return it
 	return $lines;
 }
 
 // SQL fetch row
-function SQL_FETCHROW($result)
-{
+function SQL_FETCHROW($result) {
+	// Init data
 	$DATA = array();
+
+	// Is a result resource set?
+	if (!is_resource($result)) return false;
+
 	$DATA = @mysql_fetch_row($result);
 	return $DATA;
 }
 
 // SQL fetch array
-function SQL_FETCHARRAY($res=false, $nr=0, $remove_numerical=true)
-{
+function SQL_FETCHARRAY($res, $nr=0, $remove_numerical=true) {
 	// Is a result resource set?
-	if (!$res) return false;
+	if (!is_resource($res)) return false;
 
 	// Initialize array
 	$row = array();
@@ -125,15 +151,12 @@ function SQL_FETCHARRAY($res=false, $nr=0, $remove_numerical=true)
 	$row = @mysql_fetch_array($res);
 
 	// Return only arrays here
-	if (is_array($row))
-	{
+	if (is_array($row)) {
 		// Shall we remove numerical data here automatically?
-		if ($remove_numerical)
-		{
-		   	// So let's remove all numerical elements to save memory!
+		if ($remove_numerical) {
+				 // So let's remove all numerical elements to save memory!
 			$max = count($row);
-			for ($idx = 0; $idx < ($max / 2); $idx++)
-			{
+			for ($idx = 0; $idx < ($max / 2); $idx++) {
 				// Remove entry
 				unset($row[$idx]);
 			}
@@ -141,81 +164,81 @@ function SQL_FETCHARRAY($res=false, $nr=0, $remove_numerical=true)
 
 		// Return row
 		return $row;
-	}
-	 else
-	{
+	} else {
 		// Return a false here...
 		return false;
 	}
 }
 
 // SQL result
-function SQL_RESULT($res, $row, $field)
-{
+function SQL_RESULT($res, $row, $field) {
 	$result = @mysql_result($res, $row, $field);
 	return $result;
 }
 // SQL connect
-function SQL_CONNECT($host, $login, $password, $F, $L)
-{
+function SQL_CONNECT($host, $login, $password, $F, $L) {
 	$connect = @mysql_connect($host, $login, $password) or ADD_FATAL($F." (".$L."):".mysql_error());
 	return $connect;
 }
 // SQL select database
-function SQL_SELECT_DB($DB, $link, $F, $L)
-{
-	$DB = @mysql_select_db($DB, $link) or ADD_FATAL($F." (".$L."):".mysql_error());
-	return $DB;
+function SQL_SELECT_DB($dbName, $link, $F, $L) {
+	$select = false;
+	if (is_resource($link)) {
+		$select = @mysql_select_db($dbName, $link) or ADD_FATAL($F." (".$L."):".mysql_error());
+	}
+	return $select;
 }
 // SQL close link
-function SQL_CLOSE($link, $F, $L)
-{
-	global $CONFIG, $CACHE, $CFG_CACHE;
-	if ((GET_EXT_VERSION("cache") >= "0.0.7") && (isset($CONFIG['db_hits'])) && (isset($CONFIG['cache_hits'])) && (is_object($CACHE)))
-	{
+function SQL_CLOSE(&$link, $F, $L) {
+	global $_CONFIG, $cacheInstance, $cacheArray;
+
+	// Is there still a valid link?
+	if (!is_resource($link)) {
+		// Skip double close
+		return false;
+	} // END - if
+
+	// Do we need to update cache/db counter?
+	//* DEBUG: */ echo "DB=".$_CONFIG['db_hits'].",CACHE=".$_CONFIG['cache_hits']."<br />\n";
+	if ((GET_EXT_VERSION("cache") >= "0.0.7") && (isset($_CONFIG['db_hits'])) && (isset($_CONFIG['cache_hits'])) && (is_object($cacheInstance))) {
+		// Add new hits
+		$_CONFIG['db_hits'] += $_CONFIG['db_hits_run'];
+
 		// Update counter for db/cache
-		$result = SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_config SET db_hits=%d, cache_hits=%d WHERE config='0' LIMIT 1",
-			array(bigintval($CONFIG['db_hits']), bigintval($CONFIG['cache_hits'])), __FILE__, __LINE__);
-
-		// Update cache here
-		if (GET_EXT_VERSION("cache") >= "0.1.2")
-		{
-			if ($CACHE->cache_file("config", true))
-			{
-				// Replace data
-				$CACHE->cache_replace("cache_hits", $CONFIG['cache_hits'], "0", $CFG_CACHE);
-				$CACHE->cache_replace("db_hits"   , $CONFIG['db_hits']   , "0", $CFG_CACHE);
-			}
-		}
-	}
+		UPDATE_CONFIG(array("db_hits", "cache_hits"), array(bigintval($_CONFIG['db_hits']), bigintval($_CONFIG['cache_hits'])));
+	} // END - if
 
-	// Close database link
+	// Close database link and forget the link
 	$close = @mysql_close($link) or ADD_FATAL($F." (".$L."):".mysql_error());
+	$link = null;
 	return $close;
 }
 // SQL free result
-function SQL_FREERESULT($result)
-{
+function SQL_FREERESULT($result) {
+	if (!is_resource($result)) {
+		// Abort here
+		return false;
+	} // END - if
+
 	$res = @mysql_free_result($result);
 	return $res;
 }
 // SQL string escaping
-function SQL_QUERY_ESC($qstring, $data, $file, $line, $run=true, $strip=true)
-{
+function SQL_QUERY_ESC($qstring, $data, $file, $line, $run=true, $strip=true) {
 	global $link;
+
+	if ($strip) {
+		$strip = "true";
+	} else {
+		$strip = "false";
+	}
+
+	$query = "";
 	$eval = "\$query = sprintf(\"".$qstring."\"";
-	foreach ($data as $var)
-	{
-		if (!empty($var))
-		{
-			if ($strip) {
-				$eval .= ", SQL_ESCAPE(\"".strip_tags($var)."\")";
-			} else {
-				$eval .= ", SQL_ESCAPE(\"".$var."\")";
-			}
-		}
-		 else
-		{
+	foreach ($data as $var) {
+		if ((!empty($var)) || ($var === 0)) {
+			$eval .= ", SQL_ESCAPE(\"".$var."\",true,".$strip.")";
+		} else {
 			$eval .= ", ''";
 		}
 	}
@@ -223,40 +246,54 @@ function SQL_QUERY_ESC($qstring, $data, $file, $line, $run=true, $strip=true)
 	//
 	// Debugging
 	//
-	//$fp = fopen(PATH."escape_debug.log", 'a') or mxchange_die("Cannot write debug.log!");
-	//fwrite($fp, $file."(".$line."): ".str_replace('\r', '', str_replace('\n', " ", $eval))."\n");
-	//fclose($fp);
-	eval($eval);
-	if ($run)
-	{
+	//* DEBUG: */ $fp = fopen(PATH."inc/cache/escape_debug.log", 'a') or mxchange_die("Cannot write debug.log!");
+	//* DEBUG: */ fwrite($fp, $file."(".$line."): ".str_replace("\r", "", str_replace("\n", " ", $eval))."\n");
+	//* DEBUG: */ fclose($fp);
+
+	// Run the code
+	@eval($eval);
+
+	// Was the eval() command fine?
+	if (empty($query)) {
+		// Something went wrong?
+		print "eval=".htmlentities($eval)."<pre>";
+		debug_print_backtrace();
+		die("</pre>");
+	} // END - if
+
+	if ($run) {
 		// Run SQL query (default)
 		return SQL_QUERY($query, $file, $line);
-	}
-	 else
-	{
+	} else {
 		// Return secured string
 		return $query;
 	}
 }
 // Get ID from last INSERT command
-function SQL_INSERTID()
-{
+function SQL_INSERTID() {
 	return @mysql_insert_id();
 }
 // Escape a string for the database
-function SQL_ESCAPE($str)
-{
+function SQL_ESCAPE($str, $secureString=true,$strip=true) {
 	global $link;
+
+	// Secure string first? (which is the default behaviour!)
+	if ($secureString) {
+		// Then do it here
+		$str = secureString($str, $strip);
+	} // END - if
+
 	if (!is_resource($link)) {
 		// Fall-back to addslashes() when there is no link
 		return addslashes($str);
-	}
+	} // END - if
 
 	if (function_exists('mysql_real_escape_string')) {
 		// The new and improved version
+		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):str={$str}<br />\n";
 		return mysql_real_escape_string($str, $link);
 	} elseif (function_exists('mysql_escape_string')) {
-		// The obsulete function
+		// The obsolete function
 		return mysql_escape_string($str, $link);
 	} else {
 		// If nothing else works
@@ -264,12 +301,37 @@ function SQL_ESCAPE($str)
 	}
 }
 // SELECT query string from table, columns and so on... ;-)
-function SQL_RESULT_FROM_ARRAY ($table, $columns, $idRow, $id) {
+function SQL_RESULT_FROM_ARRAY ($table, $columns, $idRow, $id, $F, $L) {
 	// Prepare the SQL statement
-	$SQL = "SELECT ".implode(", ", $columns)." FROM "._MYSQL_PREFIX."_".$table." WHERE ".$idRow."=%d LIMIT 1";
+	$SQL = "SELECT ".implode(", ", $columns)." FROM "._MYSQL_PREFIX."_".$table." WHERE ".$idRow."=%s LIMIT 1";
 
 	// Return the result
-	return SQL_QUERY_ESC($SQL, array(bigintval($id)), __FILE__, __LINE__);
+	return SQL_QUERY_ESC($SQL, array(bigintval($id)), $F, $L);
+}
+// ALTER TABLE wrapper function
+function SQL_ALTER_TABLE($sql, $F, $L) {
+	// Shall we add?
+	if (eregi("ADD", $sql) > 0) {
+		// Extract table name
+		$tableArray = explode(" ", $sql);
+		$tableName = str_replace("`", "", $tableArray[2]);
+
+		// And column name as well
+		$columnName = str_replace("`", "", $tableArray[4]);
+
+		// Get column information
+		$result = SQL_QUERY_ESC("SHOW COLUMNS FROM %s LIKE '%s'",
+			array($tableName, $columnName), $F, $L);
+
+		// Do we have no entry?
+		if (SQL_NUMROWS($result) == 0) {
+			// Do the query
+			return SQL_QUERY($sql, $F, $L, false);
+		} // END - if
+	} else {
+		// Send it to the SQL_QUERY() function
+		return SQL_QUERY($sql, $F, $L, false);
+	}
 }
 //
 ?>