* -------------------------------------------------------------------- *
* Kurzbeschreibung : Datenbankschicht fuer MySQL +3.x Server *
* -------------------------------------------------------------------- *
- * *
+ * $Revision:: $ *
+ * $Date:: $ *
+ * $Tag:: 0.2.1-FINAL $ *
+ * $Author:: $ *
+ * Needs to be in all Files and every File needs "svn propset *
+ * svn:keywords Date Revision" (autoprobset!) at least!!!!!! *
* -------------------------------------------------------------------- *
- * Copyright (c) 2003 - 2008 by Roland Haeder *
+ * Copyright (c) 2003 - 2009 by Roland Haeder *
* For more information visit: http://www.mxchange.org *
* *
* This program is free software; you can redistribute it and/or modify *
// Some security stuff...
if (!defined('__SECURITY')) {
- $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
- require($INC);
-}
+ die();
+} // END - if
// SQL queries
-function SQL_QUERY($sql_string, $F, $L) {
- global $link, $CSS, $_CONFIG, $OK;
+function SQL_QUERY ($sqlString, $F, $L) {
+ // Trim SQL string
+ $sqlString = trim($sqlString);
+
+ // Link is up?
+ if (!SQL_IS_LINK_UP()) {
+ // We should not quietly ignore this!
+ debug_report_bug(sprintf("Cannot query database: sqlString=%s,file=%s,line=%s",
+ $sqlString,
+ basename($F),
+ $L
+ ));
+
+ // Return 'false' because it has failed
+ return false;
+ } elseif (empty($sqlString)) {
+ // Empty SQL string!
+ debug_report_bug(sprintf("SQL string is empty. Please fix this. file=%s, line=%s",
+ basename($F),
+ $L
+ ));
+
+ // This is invalid, of course
+ return false;
+ }
// 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)));
+ $sqlString = str_replace("\t", ' ', str_replace("\n", ' ', str_replace("\r", ' ', $sqlString)));
+
+ // Compile config out
+ $sqlString = FILTER_COMPILE_CONFIG($sqlString);
// 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." (".$L."):".mysql_error()."<br />
-".MYSQL_QUERY_STRING."<br />
-".$sql_string);
-
- // Save last successfull query
- $_CONFIG['db_last_query'] = $sql_string;
+ //* DEBUG: */ print($sqlString . '<br />');
+ $result = mysql_query($sqlString, SQL_GET_LINK())
+ or addFatalMessage(__FUNCTION__, __LINE__, $F . ' (' . $L . '):' . mysql_error() . '<br />
+Query string:<br />
+' . $sqlString);
+ //* DEBUG: */ print(__LINE__ . ': numRows=' . SQL_NUMROWS($result) . ',affected=' . SQL_AFFECTEDROWS() . "<br />");
// Ending time
$querytimeAfter = array_sum(explode(' ', microtime()));
// Calculate query time
$queryTime = $querytimeAfter - $querytimeBefore;
+ // Add this query to array including timing
+ addSqlToDebug($result, $sqlString, $queryTime, $F, $L);
+
+ // Save last successfull query
+ setConfigEntry('db_last_query', $sqlString);
+
+ // Count all query times
+ incrementConfigEntry('sql_time', $queryTime);
+
// Count this query
- if (!isset($_CONFIG['sql_count'])) $_CONFIG['sql_count'] = 0;
- $_CONFIG['sql_count']++;
+ incrementConfigEntry('sql_count');
// Debug output
- //* DEBUG: */ print "Query=<pre>".$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'))) {
+ if ((getOutputMode() != 1) && (isDebugModeEnabled()) && (isConfigEntrySet('DEBUG_SQL')) && (getConfig('DEBUG_SQL') == 'Y')) {
//
// Debugging stuff...
//
- $fp = @fopen(PATH."inc/cache/mysql.log", 'a') or mxchange_die("Cannot write mysql.log!");
- if (!isset($OK)) {
+ $fp = fopen(getConfig('CACHE_PATH') . 'mysql.log', 'a') or app_die(__FILE__, __LINE__, "Cannot write mysql.log!");
+ if (!isset($GLOBALS['sql_first_entry'])) {
// Write first entry
- fwrite($fp, "Module=".$GLOBALS['module']."\n");
- $OK = true;
+ fwrite($fp, 'Module=' . getModule() . "\n");
+ $GLOBALS['sql_first_entry'] = true;
} // END - if
- fwrite($fp, $F."(LINE=".$L."|NUM=".SQL_NUMROWS($result)."|AFFECTED=".SQL_AFFECTEDROWS()."|QUERYTIME:".$queryTime."): ".str_replace('\r', "", str_replace('\n', " ", $sql_string))."\n");
+ fwrite($fp, $F . '(LINE=' . $L . '|NUM=' . SQL_NUMROWS($result) . '|AFFECTED=' . SQL_AFFECTEDROWS() . '|QUERYTIME:' . $queryTime . '): ' . str_replace("\r", '', str_replace("\n", ' ', $sqlString)) . "\n");
fclose($fp);
} // END - if
// Count DB hits
- if (!isset($_CONFIG['db_hits_run'])) {
+ if (!isStatsEntrySet('db_hits_run')) {
// Count in dummy variable
- $_CONFIG['db_hits_run'] = 1;
+ setStatsEntry('db_hits_run', 1);
} else {
// Count to config array
- $_CONFIG['db_hits_run']++;
+ incrementStatsEntry('db_hits_run');
}
// Return the result
}
// SQL num rows
-function SQL_NUMROWS($result) {
+function SQL_NUMROWS ($result) {
+ // Link is not up, no rows by default
+ $lines = false;
+
// Is the result a valid resource?
if (is_resource($result)) {
// Get the count of rows from database
- $lines = @mysql_num_rows($result);
+ $lines = mysql_num_rows($result);
// Is the result empty? Then we have an error!
if (empty($lines)) $lines = 0;
- } else {
+ } elseif (SQL_IS_LINK_UP()) {
// No resource given, no lines found!
$lines = 0;
}
+
+ // Return lines
return $lines;
}
// SQL affected rows
function SQL_AFFECTEDROWS() {
- global $link;
-
// Valid link resource?
- if (!is_resource($link)) return false;
+ if (!SQL_IS_LINK_UP()) return false;
// Get affected rows
- $lines = @mysql_affected_rows($link);
+ $lines = mysql_affected_rows(SQL_GET_LINK());
// Return it
return $lines;
}
// SQL fetch row
-function SQL_FETCHROW($result) {
- // Init data
- $DATA = array();
-
+function SQL_FETCHROW ($result) {
// Is a result resource set?
- if (!is_resource($result)) return false;
+ if ((!is_resource($result)) || (!SQL_IS_LINK_UP())) return false;
- $DATA = @mysql_fetch_row($result);
- return $DATA;
+ // Fetch the data and return it
+ return mysql_fetch_row($result);
}
// SQL fetch array
-function SQL_FETCHARRAY($res, $nr=0, $remove_numerical=true) {
+function SQL_FETCHARRAY ($res, $nr=0, $remove_numerical=true) {
// Is a result resource set?
- if (!is_resource($res)) return false;
+ if ((!is_resource($res)) || (!SQL_IS_LINK_UP())) return false;
// Initialize array
$row = array();
// Load row from database
- $row = @mysql_fetch_array($res);
+ $row = mysql_fetch_array($res);
// Return only arrays here
if (is_array($row)) {
// Shall we remove numerical data here automatically?
if ($remove_numerical) {
- // So let's remove all numerical elements to save memory!
+ // So let's remove all numerical elements to save memory!
$max = count($row);
for ($idx = 0; $idx < ($max / 2); $idx++) {
// Remove entry
unset($row[$idx]);
- }
- }
+ } // END - for
+ } // END - if
// Return row
return $row;
}
// SQL result
-function SQL_RESULT($res, $row, $field) {
- $result = @mysql_result($res, $row, $field);
+function SQL_RESULT ($res, $row, $field = 0) {
+ // Is $res valid?
+ if ((!is_resource($res)) || (!SQL_IS_LINK_UP())) return false;
+
+ // Run the result command and return the result
+ $result = mysql_result($res, $row, $field);
return $result;
}
+
// SQL connect
-function SQL_CONNECT($host, $login, $password, $F, $L) {
- $connect = @mysql_connect($host, $login, $password) or ADD_FATAL($F." (".$L."):".mysql_error());
- return $connect;
+function SQL_CONNECT ($host, $login, $password, $F, $L) {
+ // Try to connect
+ $connect = mysql_connect($host, $login, $password) or addFatalMessage(__FUNCTION__, __LINE__, $F." (".$L."):".mysql_error());
+
+ // Set the link resource
+ SQL_SET_LINK($connect);
+
+ // Destroy cache
+ unset($GLOBALS['sql_link_res']);
}
+
// SQL select database
-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 $select;
+function SQL_SELECT_DB ($dbName, $F, $L) {
+ // Is there still a valid link? If not, skip it.
+ if (!SQL_IS_LINK_UP()) return false;
+
+ // Return the result
+ return mysql_select_db($dbName, SQL_GET_LINK()) or addFatalMessage(__FUNCTION__, __LINE__, $F." (".$L."):".mysql_error());
}
-// SQL close link
-function SQL_CLOSE(&$link, $F, $L) {
- global $_CONFIG, $cacheInstance, $cacheArray;
- // Is there still a valid link?
- if (!is_resource($link)) {
+// SQL close link
+function SQL_CLOSE ($F, $L) {
+ if (!SQL_IS_LINK_UP()) {
// Skip double close
return false;
} // END - if
- // Add new hits
- $_CONFIG['db_hits'] += $_CONFIG['db_hits_run'];
- //* DEBUG: */ echo "DB=".$_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))) {
- // Update counter for db/cache
- UPDATE_CONFIG(array("db_hits", "cache_hits"), array(bigintval($_CONFIG['db_hits']), bigintval($_CONFIG['cache_hits'])));
- } // END - if
-
// Close database link and forget the link
- $close = @mysql_close($link) or ADD_FATAL($F." (".$L."):".mysql_error());
- $link = null;
+ $close = mysql_close(SQL_GET_LINK())
+ or addFatalMessage(__FUNCTION__, __LINE__, $F . ' (' . $L . '):'.mysql_error());
+
+ // Close link
+ SQL_SET_LINK(null);
+
+ // Destroy cache
+ unset($GLOBALS['sql_link_res']);
+
+ // Move stats
+ incrementStatsEntry('db_hits', getStatsEntry('db_hits_run'));
+
+ // Return the result
return $close;
}
+
// SQL free result
-function SQL_FREERESULT($result) {
- $res = @mysql_free_result($result);
+function SQL_FREERESULT ($result) {
+ if ((!is_resource($result)) || (!SQL_IS_LINK_UP())) {
+ // 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) {
- global $link;
+function SQL_QUERY_ESC ($qstring, $data, $F, $L, $run=true, $strip=true, $secure=true) {
+ // Link is there?
+ if ((!SQL_IS_LINK_UP()) || (!is_array($data))) return false;
+
+ /* Other way */
+ // Escape all data
+ $dataSecured['__sql_string'] = $qstring;
+ foreach ($data as $key => $value) {
+ $dataSecured[$key] = SQL_ESCAPE($value, $secure, $strip);
+ } // END - foreach
+
+ // Generate query
+ $query = call_user_func_array('sprintf', $dataSecured);
+ /*
+ /* Old eval() way... *
+ // Init variable
+ $query = 'failed';
+
+ if ($strip === true) {
+ $strip = 'true';
+ } else {
+ $strip = 'false';
+ }
- if ($strip) {
- $strip = "true";
+ if ($secure === true) {
+ $secure = 'true';
} else {
- $strip = "false";
+ $secure = 'false';
}
- $query = "";
- $eval = "\$query = sprintf(\"".$qstring."\"";
+ $eval = "\$query = sprintf(\"" . $qstring . "\"";
foreach ($data as $var) {
if ((!empty($var)) || ($var === 0)) {
- $eval .= ", SQL_ESCAPE(\"".$var."\",true,".$strip.")";
+ $eval .= ", SQL_ESCAPE('" . $var . "', " . $secure . ', ' . $strip . ')';
} else {
$eval .= ", ''";
}
- }
- $eval .= ");";
- //
+ } // END - foreach
+ $eval .= ');';
+ **/
+
// Debugging
//
- //$fp = fopen(PATH."inc/cache/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);
+ //* DEBUG: */ $fp = fopen(getConfig('CACHE_PATH') . 'escape_debug.log', 'a') or app_die(__FILE__, __LINE__, "Cannot write debug.log!");
+ //* DEBUG: */ fwrite($fp, $F.'('.$L."): ".str_replace("\r", '', str_replace("\n", " ", $eval))."\n");
+ //* DEBUG: */ fclose($fp);
+
+ // Run the code
+ /**
+ eval($eval);
+
// Was the eval() command fine?
- if (empty($query)) {
+ if ($query == 'failed') {
// Something went wrong?
- print "eval=".htmlentities($eval)."<pre>";
- debug_print_backtrace();
- die("</pre>");
+ debug_report_bug('eval=' . $eval);
} // END - if
+ **/
- if ($run) {
+ if ($run === true) {
// Run SQL query (default)
- return SQL_QUERY($query, $file, $line);
+ return SQL_QUERY($query, $F, $L);
} else {
// Return secured string
return $query;
}
}
+
// Get ID from last INSERT command
-function SQL_INSERTID() {
- return @mysql_insert_id();
+function SQL_INSERTID () {
+ if (!SQL_IS_LINK_UP()) return false;
+ return mysql_insert_id();
}
+
// Escape a string for the database
-function SQL_ESCAPE($str, $secureString=true,$strip=true) {
- global $link;
+function SQL_ESCAPE ($str, $secureString=true, $strip=true) {
+ // Do we have cache?
+ if (isset($GLOBALS['sql_escapes'][$str])) {
+ // Then use it instead
+ return $GLOBALS['sql_escapes'][$str];
+ } // END - if
// Secure string first? (which is the default behaviour!)
- if ($secureString) {
+ if ($secureString === true) {
// 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')) {
+ if (!SQL_IS_LINK_UP()) {
+ // Fall-back to smartAddSlashes() when there is no link
+ $ret = smartAddSlashes($str);
+ } elseif (function_exists('mysql_real_escape_string')) {
// The new and improved version
- //* DEBUG: */ echo __FUNCTION__.":str={$str}<br />\n";
- return mysql_real_escape_string($str, $link);
+ //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):str={$str}<br />");
+ $ret = mysql_real_escape_string($str, SQL_GET_LINK());
} elseif (function_exists('mysql_escape_string')) {
- // The obsulete function
- return mysql_escape_string($str, $link);
+ // The obsolete function
+ $ret = mysql_escape_string($str, SQL_GET_LINK());
} else {
- // If nothing else works
- return addslashes($str);
+ // If nothing else works, fall back to smartAddSlashes() again
+ $ret = smartAddSlashes($str);
}
+
+ // Cache result
+ $GLOBALS['sql_escapes'][$str] = $ret;
+
+ // Return it
+ return $ret;
}
+
// SELECT query string from table, columns and so on... ;-)
function SQL_RESULT_FROM_ARRAY ($table, $columns, $idRow, $id, $F, $L) {
+ // Is columns an array?
+ if (!is_array($columns)) {
+ // No array
+ debug_report_bug(sprintf("columns is not an array. %s != array, file=%s, line=%s",
+ gettype($columns),
+ basename($F),
+ $L
+ ));
+
+ // Abort here with 'false'
+ return false;
+ } // END - if
+
// Prepare the SQL statement
- $SQL = "SELECT ".implode(", ", $columns)." FROM "._MYSQL_PREFIX."_".$table." WHERE ".$idRow."=%s LIMIT 1";
+ $sql = "SELECT `".implode("`,`", $columns)."` FROM `{?_MYSQL_PREFIX?}_%s` WHERE `%s`='%s' LIMIT 1";
// Return the result
- return SQL_QUERY_ESC($SQL, array(bigintval($id)), $F, $L);
+ return SQL_QUERY_ESC($sql,
+ array(
+ $table,
+ $idRow,
+ bigintval($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("`", "", $tableArray[2]);
+// ALTER TABLE wrapper function
+function SQL_ALTER_TABLE ($sql, $F, $L) {
+ // Abort if link is down
+ if (!SQL_IS_LINK_UP()) return false;
+
+ // This is the default result...
+ $result = false;
+
+ // Determine index/fulltext/unique word
+ $noIndex = (
+ (
+ strpos($sql, 'INDEX') === false
+ ) && (
+ strpos($sql, 'FULLTEXT') === false
+ ) && (
+ strpos($sql, 'UNIQUE') === false
+ )
+ );
+
+ // Extract table name
+ $tableArray = explode(" ", $sql);
+ $tableName = str_replace('`', '', $tableArray[2]);
+
+ // Shall we add/drop?
+ if (((strpos($sql, 'ADD') !== false) || (strpos($sql, 'DROP') !== false)) && ($noIndex === true)) {
// And column name as well
- $columnName = str_replace("`", "", $tableArray[4]);
+ $columnName = str_replace('`', '', $tableArray[4]);
// Get column information
- $result = SQL_QUERY_ESC("SHOW COLUMNS FROM %s LIKE '%s'",
- array($tableName, $columnName), $F, $L);
+ $result = SQL_QUERY_ESC("SHOW COLUMNS FROM `%s` LIKE '%s'",
+ array($tableName, $columnName), __FILE__, __LINE__);
- // Do we have no entry?
- if (SQL_NUMROWS($result) == 0) {
+ // Do we have no entry on ADD or an entry on DROP?
+ // 123 4 4 3 3 4 4 32 23 4 4 3 3 4 4 321
+ if (((SQL_NUMROWS($result) == 0) && (strpos($sql, 'ADD') !== false)) || ((SQL_NUMROWS($result) == 1) && (strpos($sql, 'DROP') !== false))) {
// Do the query
- return SQL_QUERY($sql, $F, $L, false);
+ //* DEBUG: */ print(__LINE__.':'.$sql."<br />");
+ $result = SQL_QUERY($sql, $F, $L, false);
+ } // END - if
+ } elseif ((getConfig('_TABLE_TYPE') == 'InnoDB') && (strpos($sql, 'FULLTEXT') !== false)) {
+ // Skip this query silently
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, sprintf("Skipped FULLTEXT: sql=%s,file=%s,line=%s", $sql, $F, $L));
+ } elseif ($noIndex === false) {
+ // And column name as well
+ $columnName = str_replace('`', '', $tableArray[4]);
+
+ // Is this "UNIQUE" or so? FULLTEXT has been handled the elseif() block above
+ if (in_array(strtoupper($columnName), array('INDEX', 'UNIQUE', 'KEY', 'FULLTEXT'))) {
+ // Init loop
+ $begin = 1; $columnName = ',';
+ while (strpos($columnName, ',') !== false) {
+ // Use last
+ $columnName = str_replace('`', '', $tableArray[count($tableArray) - $begin]);
+ //* DEBUG: */ print(__LINE__.':'.$columnName."----------------".$begin."<br />");
+
+ // Remove brackes
+ $columnName = str_replace('(', '', str_replace(')', '', $columnName));
+ //* DEBUG: */ print(__LINE__.':'.$columnName."----------------".$begin."<br />");
+
+ // Continue
+ $begin++;
+ } // END while
+ } // END - if
+
+ // Show indexes
+ $result = SQL_QUERY_ESC("SHOW INDEX FROM `%s`",
+ array($tableName), __FILE__, __LINE__);
+
+ // Walk through all
+ $skip = false;
+ while ($content = SQL_FETCHARRAY($result)) {
+ // Is it found?
+ //* DEBUG: */ print("<pre>".print_r($content, true)."</pre>");
+ if (($content['Column_name'] == $columnName) || ($content['Key_name'] == $columnName)) {
+ // Skip this query!
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, sprintf("Skiped: %s", $sql));
+ $skip = true;
+ break;
+ } // END - if
+ } // END - while
+
+ // Free result
+ SQL_FREERESULT($result);
+
+ // Shall we run it?
+ if ($skip === false) {
+ // Send it to the SQL_QUERY() function
+ //* DEBUG: */ print(__LINE__.':'.$sql."<br />");
+ $result = SQL_QUERY($sql, $F, $L, false);
} // END - if
} else {
- // Send it to the SQL_QUERY() function
- return SQL_QUERY($sql, $F, $L, false);
+ // Other ALTER TABLE query
+ //* DEBUG: */ print(__LINE__.':'.$sql."<br />");
+ $result = SQL_QUERY($sql, $F, $L, false);
}
+
+ // Return result
+ return $result;
+}
+
+// Getter for SQL link
+function SQL_GET_LINK () {
+ // Init link
+ $link = null;
+
+ // Is it in the globals?
+ if (isset($GLOBALS['sql_link'])) {
+ // Then take it
+ $link = $GLOBALS['sql_link'];
+ } // END - if
+
+ // Return it
+ return $link;
+}
+
+// Setter for link
+function SQL_SET_LINK ($link) {
+ // Is this a resource or null?
+ if ((!is_resource($link)) && (!is_null($link))) {
+ // This should never happen!
+ debug_report_bug(sprintf("link is not resource or null. Type: %s", gettype($link)));
+ } // END - if
+
+ // Set it
+ $GLOBALS['sql_link'] = $link;
}
-//
+
+// Checks if the link is up
+function SQL_IS_LINK_UP () {
+ // Default is not up
+ $linkUp = false;
+
+ // Do we have cached this?
+ if (isset($GLOBALS['sql_link_res'])) {
+ // Then use this
+ $linkUp = $GLOBALS['sql_link_res'];
+ } else {
+ // Get it
+ $linkUp = is_resource(SQL_GET_LINK());
+
+ // And cache it
+ $GLOBALS['sql_link_res'] = $linkUp;
+ }
+
+ // Return the result
+ return $linkUp;
+}
+
+// [EOF]
?>