<?php
/************************************************************************
- * MXChange v0.2.1 Start: 08/29/2004 *
- * =============== Last change: 08/29/2004 *
+ * Mailer v0.2.1-FINAL Start: 08/29/2004 *
+ * =================== Last change: 08/29/2004 *
* *
* -------------------------------------------------------------------- *
* File : lib-mysql3.php *
* -------------------------------------------------------------------- *
- * Short description : Database layer for MySQL +3.x server *
+ * Short description : Database layer for MySQL 3/4/5 server *
* -------------------------------------------------------------------- *
- * Kurzbeschreibung : Datenbankschicht fuer MySQL +3.x Server *
+ * Kurzbeschreibung : Datenbankschicht fuer MySQL 3/4/5 Server *
* -------------------------------------------------------------------- *
- * $Revision:: 856 $ *
- * $Date:: 2009-03-06 20:24:32 +0100 (Fr, 06. Mär 2009) $ *
+ * $Revision:: $ *
+ * $Date:: $ *
* $Tag:: 0.2.1-FINAL $ *
- * $Author:: stelzi $ *
- * Needs to be in all Files and every File needs "svn propset *
- * svn:keywords Date Revision" (autoprobset!) at least!!!!!! *
+ * $Author:: $ *
* -------------------------------------------------------------------- *
- * Copyright (c) 2003 - 2008 by Roland Haeder *
+ * Copyright (c) 2003 - 2009 by Roland Haeder *
+ * Copyright (c) 2009, 2010 by Mailer Developer Team *
* 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, $L) {
- // Link is up?
- if (!SQL_IS_LINK_UP()) return false;
+function SQL_QUERY ($sqlString, $F, $L, $enableCodes = true) {
+ // Do we have cache?
+ if (!isset($GLOBALS[__FUNCTION__][$sqlString])) {
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'Called: ' . $sqlString);
+
+ // Trim SQL string
+ $sqlStringModified = trim($sqlString);
+
+ // Empty query string or link is not up?
+ if (empty($sqlStringModified)) {
+ // Empty SQL string!
+ debug_report_bug(__FUNCTION__, __LINE__, sprintf("SQL string is empty. Please fix this. file=%s, line=%s",
+ basename($F),
+ $L
+ ));
+ } elseif (!SQL_IS_LINK_UP()) {
+ // We should not quietly ignore this
+ debug_report_bug(__FUNCTION__, __LINE__, sprintf("Cannot query database: sqlString=%s,file=%s,line=%s",
+ $sqlStringModified,
+ basename($F),
+ $L
+ ));
+ }
- // 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)));
+ // Remove \t, \n and \r from queries they may confuse some MySQL versions
+ $sqlStringModified = str_replace("\t", ' ', str_replace("\n", ' ', str_replace("\r", ' ', $sqlStringModified)));
- // Replace {!_MYSQL_PREFIX!} with constant, closes #84. Thanks to profi-concept
- $sql_string = str_replace("{!_MYSQL_PREFIX!}", constant('_MYSQL_PREFIX'), $sql_string);
+ // Compile config entries out
+ $sqlStringModified = SQL_PREPARE_SQL_STRING($sqlStringModified, $enableCodes);
- // Replace {!_TABLE_TYPE!} with constant
- $sql_string = str_replace("{!_TABLE_TYPE!}", constant('_TABLE_TYPE'), $sql_string);
+ // Cache it and remember as last SQL query
+ $GLOBALS[__FUNCTION__][$sqlString] = $sqlStringModified;
+ $GLOBALS['last_sql'] = $sqlStringModified;
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'Stored cache: ' . $sqlStringModified);
+ } else {
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'Cache used: ' . $sqlString);
+
+ // Use cache (to save a lot function calls
+ $GLOBALS['last_sql'] = $GLOBALS[__FUNCTION__][$sqlString];
+
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'Cache is: ' . $sqlString);
+ }
// Starting time
- $querytimeBefore = array_sum(explode(' ', microtime()));
+ $querytimeBefore = microtime(true);
// Run SQL command
- //* DEBUG: */ echo $sql_string."<br />\n";
- $result = mysql_query($sql_string, SQL_GET_LINK())
- or addFatalMessage(__FUNCTION__, __LINE__, $F." (".$L."):".mysql_error()."<br />
-Query string:<br />
-".$sql_string);
-
- // Ending time
- $querytimeAfter = array_sum(explode(' ', microtime()));
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'F=' . basename($F) . ',L=' . $L . ',sql=' . $GLOBALS['last_sql']);
+ $result = mysql_query($GLOBALS['last_sql'], SQL_GET_LINK())
+ or debug_report_bug($F, $L, 'file='. basename($F) . ',line=' . $L . ':mysql_error()=' . mysql_error() . "\n".
+'Query string:' . $GLOBALS['last_sql']);
+ //* DEBUG: */ logDebugMessage($F, $L, 'sql=' . $GLOBALS['last_sql'] . ',affected=' . SQL_AFFECTEDROWS() . ',numRows='.(is_resource($result) ? SQL_NUMROWS($result) : gettype($result)));
// Calculate query time
- $queryTime = $querytimeAfter - $querytimeBefore;
+ $queryTime = microtime(true) - $querytimeBefore;
+
+ // Add this query to array including timing
+ addSqlToDebug($result, $GLOBALS['last_sql'], $queryTime, $F, $L);
// Save last successfull query
- setConfigEntry('db_last_query', $sql_string);
+ setConfigEntry('db_last_query', $GLOBALS['last_sql']);
+
+ // Count all query times
+ incrementConfigEntry('sql_time', $queryTime);
// Count this query
incrementConfigEntry('sql_count');
// Debug output
- //* DEBUG: */ print "Query=<pre>".$sql_string."</pre>, affected=<strong>".SQL_AFFECTEDROWS()."</strong>, numrows=<strong>".SQL_NUMROWS($result)."</strong><br />\n";
- if (($GLOBALS['output_mode'] != "1") && ($GLOBALS['output_mode'] != "-1") && (isDebugModeEnabled()) && (isBooleanConstantAndTrue('DEBUG_SQL'))) {
- //
- // Debugging stuff...
- //
- $fp = fopen(constant('PATH')."inc/cache/mysql.log", 'a') or mxchange_die("Cannot write mysql.log!");
+ if ((!isCssOutputMode()) && (isDebugModeEnabled()) && (isSqlDebuggingEnabled())) {
+ // Is this the first call?
if (!isset($GLOBALS['sql_first_entry'])) {
// Write first entry
- fwrite($fp, "Module=".$GLOBALS['module']."\n");
+ appendLineToFile(getCachePath() . 'mysql.log', 'Module=' . getModule());
$GLOBALS['sql_first_entry'] = true;
} // END - if
- fwrite($fp, $F."(LINE=".$L."|NUM=".SQL_NUMROWS($result)."|AFFECTED=".SQL_AFFECTEDROWS()."|QUERYTIME:".$queryTime."): ".str_replace('\r', "", str_replace('\n', " ", $sql_string))."\n");
- fclose($fp);
+
+ // Append debug line
+ appendLineToFile(getCachePath() . 'mysql.log', $F . '(LINE=' . $L . '|NUM=' . SQL_NUMROWS($result) . '|AFFECTED=' . SQL_AFFECTEDROWS() . '|QUERYTIME:' . $queryTime . '): ' . str_replace("\r", '', str_replace("\n", ' ', $GLOBALS['last_sql'])));
} // END - if
// Count DB hits
- if (!isConfigEntrySet('db_hits_run')) {
+ if (!isStatsEntrySet('db_hits')) {
// Count in dummy variable
- setConfigEntry('db_hits_run', 1);
+ setStatsEntry('db_hits', 1);
} else {
// Count to config array
- incrementConfigEntry('db_hits_run');
+ incrementStatsEntry('db_hits');
}
// Return the result
}
// SQL num rows
-function SQL_NUMROWS ($result) {
+function SQL_NUMROWS ($resource) {
+ // Valid link resource?
+ if (!SQL_IS_LINK_UP()) return false;
+
+ // Link is not up, no rows by default
+ $lines = false;
+
// Is the result a valid resource?
- if (is_resource($result)) {
+ if (isset($GLOBALS['sql_numrows'][$resource])) {
+ // Use cache
+ $lines = $GLOBALS['sql_numrows'][intval($resource)];
+ } elseif (is_resource($resource)) {
// Get the count of rows from database
- $lines = mysql_num_rows($result);
+ $lines = mysql_num_rows($resource);
- // Is the result empty? Then we have an error!
- if (empty($lines)) $lines = 0;
+ // Remember it in cache
+ $GLOBALS['sql_numrows'][intval($resource)] = $lines;
} else {
- // No resource given, no lines found!
- $lines = 0;
+ // No resource given, please fix this
+ debug_report_bug(__FUNCTION__, __LINE__, 'No resource given! result[]=' . gettype($resource) . ',last_sql=' . $GLOBALS['last_sql']);
}
+
+ // Return lines
return $lines;
}
}
// SQL fetch row
-function SQL_FETCHROW($result) {
- // Init data
- $DATA = array();
-
+function SQL_FETCHROW ($resource) {
// Is a result resource set?
- if (!is_resource($result)) return false;
+ if ((!is_resource($resource)) || (!SQL_IS_LINK_UP())) return false;
- $DATA = mysql_fetch_row($result);
- return $DATA;
+ // Fetch the data and return it
+ return mysql_fetch_row($resource);
}
// SQL fetch array
-function SQL_FETCHARRAY($res, $nr=0, $remove_numerical=true) {
+function SQL_FETCHARRAY ($res) {
// Is a result resource set?
- if (!is_resource($res)) return false;
-
- // Initialize array
- $row = array();
+ if ((!is_resource($res)) || (!SQL_IS_LINK_UP())) return false;
// Load row from database
- $row = mysql_fetch_array($res);
+ $row = mysql_fetch_assoc($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!
- $max = count($row);
- for ($idx = 0; $idx < ($max / 2); $idx++) {
- // Remove entry
- unset($row[$idx]);
- } // END - for
- } // END - if
-
// Return row
return $row;
} else {
- // Return a false here...
+ // Return a false, else some loops would go endless...
return false;
}
}
// SQL result
-function SQL_RESULT ($res, $row, $field) {
- $result = mysql_result($res, $row, $field);
+function SQL_RESULT ($resource, $row, $field = '0') {
+ // Is $resource valid?
+ if ((!is_resource($resource)) || (!SQL_IS_LINK_UP())) return false;
+
+ // Run the result command
+ $result = mysql_result($resource, $row, $field);
+
+ // ... and return the result
return $result;
}
// SQL connect
function SQL_CONNECT ($host, $login, $password, $F, $L) {
// Try to connect
- $connect = mysql_connect($host, $login, $password) or addFatalMessage(__FUNCTION__, __LINE__, $F." (".$L."):".mysql_error());
+ $linkResource = mysql_connect($host, $login, $password) or addFatalMessage(__FUNCTION__, __LINE__, $F . ' (' . $L . '):' . mysql_error());
// Set the link resource
- SQL_SET_LINK($connect);
+ SQL_SET_LINK($linkResource);
+
+ // Destroy cache
+ unset($GLOBALS['is_sql_link_up']);
}
// SQL select database
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());
+ return mysql_select_db($dbName, SQL_GET_LINK()) or addFatalMessage(__FUNCTION__, __LINE__, $F . ' (' . $L . '):' . mysql_error());
}
// SQL close link
return false;
} // END - if
- // Do we need to update cache/db counter?
- //* DEBUG: */ echo "DB=".getConfig('db_hits').",CACHE=".getConfig('cache_hits')."<br />\n";
- if ((GET_EXT_VERSION("cache") >= "0.0.7") && (getConfig('db_hits') > 0) && (getConfig('cache_hits') > 0) && (isCacheInstanceValid())) {
- // Add new hits
- incrementConfigEntry('db_hits', getConfig('db_hits_run'));
-
- // Update counter for db/cache
- UPDATE_CONFIG(array("db_hits", "cache_hits"), array(getConfig(('db_hits')), getConfig(('cache_hits'))));
- } // END - if
-
// Close database link and forget the link
- $close = mysql_close(SQL_GET_LINK()) or addFatalMessage(__FUNCTION__, __LINE__, $F." (".$L."):".mysql_error());
+ $close = mysql_close(SQL_GET_LINK())
+ or addFatalMessage(__FUNCTION__, __LINE__, $F . ' (' . $L . '):'.mysql_error());
// Close link
SQL_SET_LINK(null);
+ // Destroy cache
+ unset($GLOBALS['is_sql_link_up']);
+
// Return the result
return $close;
}
// SQL free result
-function SQL_FREERESULT ($result) {
- if (!is_resource($result)) {
+function SQL_FREERESULT ($resource) {
+ if ((!is_resource($resource)) || (!SQL_IS_LINK_UP())) {
// Abort here
return false;
} // END - if
- $res = mysql_free_result($result);
+ // Free result
+ $res = mysql_free_result($resource);
+
+ // And return that result of freeing it...
return $res;
}
// SQL string escaping
-function SQL_QUERY_ESC ($qstring, $data, $F, $L, $run=true, $strip=true) {
+function SQL_QUERY_ESC ($sqlString, $data, $F, $L, $run = true, $strip = true, $secure = true) {
// Link is there?
- if (!SQL_IS_LINK_UP()) return false;
-
- // Init variable
- $query = "failed";
-
- if ($strip === true) {
- $strip = "true";
- } else {
- $strip = "false";
- }
+ if ((!SQL_IS_LINK_UP()) || (!is_array($data))) return false;
- $eval = "\$query = sprintf(\"".$qstring."\"";
- foreach ($data as $var) {
- if ((!empty($var)) || ($var === 0)) {
- $eval .= ", SQL_ESCAPE(\"".$var."\",true,".$strip.")";
- } else {
- $eval .= ", ''";
- }
+ // Escape all data
+ $dataSecured['__sql_string'] = $sqlString;
+ foreach ($data as $key => $value) {
+ $dataSecured[$key] = SQL_ESCAPE($value, $secure, $strip);
} // END - foreach
- $eval .= ");";
- //
- // Debugging
- //
- //* DEBUG: */ $fp = fopen(constant('PATH')."inc/cache/escape_debug.log", 'a') or mxchange_die("Cannot write debug.log!");
- //* DEBUG: */ fwrite($fp, $F."(".$L."): ".str_replace("\r", "", str_replace("\n", " ", $eval))."\n");
- //* DEBUG: */ fclose($fp);
-
- // Run the code
- eval($eval);
-
- // Was the eval() command fine?
- if ($query == "failed") {
- // Something went wrong?
- debug_report_bug("eval={$eval}");
- } // END - if
+
+ // Generate query
+ $query = call_user_func_array('sprintf', $dataSecured);
if ($run === true) {
// Run SQL query (default)
}
}
-// Get ID from last INSERT command
+// Get id from last INSERT command
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, $strip=true) {
- // Secure string first? (which is the default behaviour!)
- if ($secureString) {
- // Then do it here
- $str = secureString($str, $strip);
+function SQL_ESCAPE ($str, $secureString = true, $strip = true) {
+ // Do we have cache?
+ if (!isset($GLOBALS['sql_escapes'][''.$str.''])) {
+ // Secure string first? (which is the default behaviour!)
+ if ($secureString === true) {
+ // Then do it here
+ $str = secureString($str, $strip);
+ } // END - if
+
+ if (!SQL_IS_LINK_UP()) {
+ // Fall-back to escapeQuotes() when there is no link
+ $ret = escapeQuotes($str);
+ } elseif (function_exists('mysql_real_escape_string')) {
+ // The new and improved version
+ $ret = mysql_real_escape_string($str, SQL_GET_LINK());
+ } elseif (function_exists('mysql_escape_string')) {
+ // The obsolete function
+ $ret = mysql_escape_string($str, SQL_GET_LINK());
+ } else {
+ // If nothing else works, fall back to escapeQuotes() again
+ $ret = escapeQuotes($str);
+ }
+
+ // Cache result
+ $GLOBALS['sql_escapes'][''.$str.''] = $ret;
} // END - if
- if (!SQL_IS_LINK_UP()) {
- // Fall-back to smartAddSlashes() when there is no link
- return smartAddSlashes($str);
- } elseif (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, SQL_GET_LINK());
- } elseif (function_exists('mysql_escape_string')) {
- // The obsolete function
- return mysql_escape_string($str, SQL_GET_LINK());
- } else {
- // If nothing else works, fall back to smartAddSlashes()
- return smartAddSlashes($str);
- }
+ // Return it
+ return $GLOBALS['sql_escapes'][''.$str.''];
}
// SELECT query string from table, columns and so on... ;-)
// Is columns an array?
if (!is_array($columns)) {
// No array
- trigger_error(sprintf("columns is not array. %s!=array", gettype($columns)));
+ debug_report_bug(__FUNCTION__, __LINE__, 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!}_%s` WHERE ``='%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),
$table,
- $idRow
- ), $F, $L);
+ $idRow,
+ bigintval($id),
+ ), $F, $L
+ );
}
// ALTER TABLE wrapper function
-function SQL_ALTER_TABLE ($sql, $F, $L) {
+function SQL_ALTER_TABLE ($sql, $F, $L, $enableCodes = true) {
+ // Abort if link is down
+ if (!SQL_IS_LINK_UP()) return false;
+
// This is the default result...
$result = false;
// Determine index/fulltext/unique word
- // 12 3 3 2 2 3 3 2 2 3 3 21
- $noIndex = ((eregi("INDEX", $sql) == false) && (eregi("FULLTEXT", $sql) == false) && (eregi("UNIQUE", $sql) == false));
+ $noIndex = (
+ (
+ strpos($sql, 'INDEX') === false
+ ) && (
+ strpos($sql, 'KEY') === false
+ ) && (
+ strpos($sql, 'FULLTEXT') === false
+ ) && (
+ strpos($sql, 'UNIQUE') === false
+ )
+ );
+
+ // Extract table name
+ $tableArray = explode(' ', $sql);
+ $tableName = str_replace('`', '', $tableArray[2]);
+
+ // Debug log
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'sql=' . $sql . ',tableName=' . $tableName);
// Shall we add/drop?
- if (((eregi("ADD", $sql) > 0) || (eregi("DROP", $sql) > 0)) && ($noIndex)) {
- // Extract table name
- $tableArray = explode(" ", $sql);
- $tableName = str_replace("`", "", $tableArray[2]);
-
+ if (((strpos($sql, 'ADD') !== false) || (strpos($sql, 'DROP') !== false) || (strpos($sql, 'CHANGE') !== false)) && ($noIndex === true)) {
+ // Try two columns, one should fix
+ foreach (array(4,5) as $idx) {
+ // If an entry is not set, abort here
+ if (!isset($tableArray[$idx])) {
+ // Debug log this
+ logDebugMessage(__FUNCTION__, __LINE__, 'columnName=' . $columnName . ',idx=' . $idx . ',sql=' . $sql . ' is missing!');
+ break;
+ } // END - if
+
+ // And column name as well
+ $columnName = str_replace('`', '', $tableArray[$idx]);
+
+ // Get column information
+ $result = SQL_QUERY_ESC("SHOW COLUMNS FROM `%s` LIKE '%s'",
+ array($tableName, $columnName), __FUNCTION__, __LINE__);
+
+ // Debug log
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'columnName=' . $columnName . ',idx=' . $idx . ',sql=' . $sql . ',hasZeroNums=' . intval(SQL_HASZERONUMS($result)));
+
+ // Do we have no entry on ADD or an entry on DROP/CHANGE?
+ // 123 4 43 3 4 4 32 23 4 4 3 3 4 4 32 23 4 43 3 4 4 3 3 321
+ if (((SQL_HASZERONUMS($result)) && (strpos($sql, 'ADD') !== false)) || ((!SQL_HASZERONUMS($result)) && (strpos($sql, 'DROP') !== false)) || ((!SQL_HASZERONUMS($result)) && (strpos($sql, 'CHANGE') !== false) && ($idx == 4))) {
+ // Do the query
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'Executing: ' . $sql);
+ $result = SQL_QUERY($sql, $F, $L, false);
+
+ // Skip further attempt(s)
+ break;
+ // 1234 5 54 4 5 5 43 34 5 54 4 5 5 43 3 4 4 32 2 21
+ } elseif ((((!SQL_HASZERONUMS($result)) && (strpos($sql, 'ADD') !== false)) || ((!SQL_HASZERONUMS($result)) && (strpos($sql, 'DROP') !== false)) || (strpos($sql, 'CHANGE') !== false)) && ($columnName != 'KEY')) {
+ // Abort here because it is alreay there
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'Skipped: sql=' . $sql . ',columnName=' . $columnName . ',idx=' . $idx);
+ break;
+ } elseif ((SQL_HASZERONUMS($result)) && (strpos($sql, 'DROP') !== false)) {
+ // Abort here because we tried to drop a column which is not there (never created maybe)
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'No drop: ' . $sql);
+ break;
+ } elseif ($columnName != 'KEY') {
+ // Something didn't fit, we better log it
+ logDebugMessage(__FUNCTION__, __LINE__, 'Possible problem: ' . $sql . ',hasZeroNums=' . intval(SQL_HASZERONUMS($result)) . '');
+ }
+ } // END - foreach
+ } elseif ((getConfig('_TABLE_TYPE') == 'InnoDB') && (strpos($sql, 'FULLTEXT') !== false)) {
+ // Skip this query silently
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, sprintf("Skipped FULLTEXT: sql=%s,tableName=%s,hasZeroNums=%d,file=%s,line=%s", $sql, $tableName, intval((is_bool($result)) ? 0 : SQL_HASZERONUMS($result)), $F, $L));
+ } elseif ($noIndex === false) {
// And column name as well
- $columnName = str_replace("`", "", $tableArray[4]);
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'tableArray=<pre>' . print_r($tableArray, true) . '</pre>');
+ $keyName = str_replace('`', '', $tableArray[5]);
+
+ // Is this "UNIQUE" or so? FULLTEXT has been handled the elseif() block above
+ if (in_array(strtoupper($keyName), array('INDEX', 'UNIQUE', 'KEY', 'FULLTEXT'))) {
+ // Init loop
+ $begin = 1; $keyName = ',';
+ while (strpos($keyName, ',') !== false) {
+ // Use last
+ $keyName = str_replace('`', '', $tableArray[count($tableArray) - $begin]);
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, $keyName . '----------------' . $begin);
+
+ // Remove brackes
+ $keyName = str_replace('(', '', str_replace(')', '', $keyName));
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, $keyName . '----------------' . $begin);
+
+ // Continue
+ $begin++;
+ } // END while
+ } // END - if
+
+ // Show indexes
+ $result = SQL_QUERY_ESC("SHOW INDEX FROM `%s`", array($tableName), __FUNCTION__, __LINE__);
- // Get column information
- $result = SQL_QUERY_ESC("SHOW COLUMNS FROM %s LIKE '%s'",
- array($tableName, $columnName), $F, $L);
+ // Non-skipping is default for ADD
+ $skip = false;
- // Do we have no entry on ADD or an entry on DROP?
- // 123 4 4 3 3 4 4 32 23 4 4 3 3 4 4 321
- if (((SQL_NUMROWS($result) == 0) && (eregi("ADD", $sql) > 0)) || ((SQL_NUMROWS($result) == 1) && (eregi("DROP", $sql) > 0))) {
- // Do the query
- $result = SQL_QUERY($sql, $F, $L, false);
+ // But should we DROP?
+ if ($tableArray[3] == 'DROP') {
+ // Then skip if nothing found!
+ $skip = true;
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'Going to drop key ' . $keyName);
} // END - if
+
+ // Walk through all
+ while ($content = SQL_FETCHARRAY($result)) {
+ // Is it found?
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'columnName='.$keyName.',content=<pre>' . print_r($content, true) . '</pre>');
+ if (($content['Key_name'] == $keyName) && ($tableArray[3] == 'ADD')) {
+ // Skip this query!
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, sprintf("ADD: Skiped: %s", $sql));
+ $skip = true;
+ break;
+ } elseif (($content['Key_name'] == $keyName) && ($tableArray[3] == 'DROP')) {
+ // Don't skip this!
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, sprintf("DROP: Not skiped: %s", $sql));
+ $skip = false;
+ break;
+ }
+ } // END - while
+
+ // Free result
+ SQL_FREERESULT($result);
+
+ // Shall we run it?
+ if ($skip === false) {
+ // Send it to the SQL_QUERY() function
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, $sql);
+ $result = SQL_QUERY($sql, $F, $L, $enableCodes);
+ } else {
+ // Not executed
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'Not executed: ' . $sql);
+ }
} else {
- // Send it to the SQL_QUERY() function
- $result = SQL_QUERY($sql, $F, $L, false);
+ // Other ALTER TABLE query
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, $sql);
+ $result = SQL_QUERY($sql, $F, $L, $enableCodes);
}
// Return result
// Setter for link
function SQL_SET_LINK ($link) {
// Is this a resource or null?
- if ((!is_resource($link)) && (!is_null($link))) {
+ if ((ifFatalErrorsDetected()) && (isInstallationPhase())) {
+ // This may happen in installation phase
+ return;
+ } elseif ((!is_resource($link)) && (!is_null($link))) {
// This should never happen!
- trigger_error(sprintf("link is not resource or null. Type: %s", gettype($link)));
+ debug_report_bug(__FUNCTION__, __LINE__, sprintf("link is not resource or null. Type: %s", gettype($link)));
} // END - if
// Set it
// Checks if the link is up
function SQL_IS_LINK_UP () {
- // Get the link
- $link = SQL_GET_LINK();
+ // Default is not up
+ $linkUp = false;
+
+ // Do we have cached this?
+ if (isset($GLOBALS['is_sql_link_up'])) {
+ // Then use this
+ $linkUp = $GLOBALS['is_sql_link_up'];
+ } else {
+ // Get it
+ $linkUp = is_resource(SQL_GET_LINK());
+
+ // And cache it
+ $GLOBALS['is_sql_link_up'] = $linkUp;
+ }
// Return the result
- return (is_resource($link));
+ return $linkUp;
+}
+
+// Wrapper function to make code more readable
+function SQL_HASZERONUMS ($result) {
+ // Just pass it through
+ return (SQL_NUMROWS($result) === 0);
+}
+
+// Wrapper function to make code more readable
+function SQL_HASZEROAFFECTED () {
+ // Just pass it through
+ return (SQL_AFFECTEDROWS() === 0);
+}
+
+// Private function to prepare the SQL query string
+function SQL_PREPARE_SQL_STRING ($sqlString, $enableCodes = true) {
+ // Is it already cached?
+ if (!isset($GLOBALS['sql_strings'][$sqlString])) {
+ // Compile config+expression code
+ $sqlString2 = FILTER_COMPILE_EXPRESSION_CODE(FILTER_COMPILE_CONFIG($sqlString));
+
+ // Do final compilation
+ $GLOBALS['sql_strings'][$sqlString] = doFinalCompilation($sqlString2, false, $enableCodes);
+ //die($sqlString.'<br />'.$sqlString2.'<br />'.$GLOBALS['sql_strings'][$sqlString]);
+ } // END - if
+
+ // Return it
+ return $GLOBALS['sql_strings'][$sqlString];
}
-//
+// [EOF]
?>