X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=inc%2Fdb%2Flib-mysql3.php;h=ea128166a729c5e3632e70da4df57ee9be7915d2;hb=98e44adab9035e30efe78181b76d78c6e13ba574;hp=fe033aeb965e2ea8fe7f902a93c31ff68a3ed5d9;hpb=dfaa8c1675da4071ea451406a6f6fedd4c568416;p=mailer.git
diff --git a/inc/db/lib-mysql3.php b/inc/db/lib-mysql3.php
index fe033aeb96..975cefd78d 100644
--- a/inc/db/lib-mysql3.php
+++ b/inc/db/lib-mysql3.php
@@ -1,18 +1,22 @@
\n";
- $result = @mysql_query($sql_string, $link)
- or ADD_FATAL($F." (".$L."):".mysql_error()."
-".MYSQL_QUERY_STRING."
-".$sql_string);
+ //* 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)));
- // Save last successfull query
- $_CONFIG['db_last_query'] = $sql_string;
+ // Calculate query time
+ $queryTime = microtime(true) - $querytimeBefore;
- // Ending time
- $querytimeAfter = array_sum(explode(' ', microtime()));
+ // Add this query to array including timing
+ addSqlToDebug($result, $GLOBALS['last_sql'], $queryTime, $F, $L);
- // Calculate query time
- $queryTime = $querytimeAfter - $querytimeBefore;
+ // Save last successfull query
+ setConfigEntry('db_last_query', $GLOBALS['last_sql']);
+
+ // Count all query times
+ incrementConfigEntry('sql_time', $queryTime);
// Count this query
- if (!isset($_CONFIG['sql_count'])) $_CONFIG['sql_count'] = 0;
- $_CONFIG['sql_count']++;
+ incrementConfigEntry('sql_count');
// Debug output
- //* DEBUG: */ print "Query=".$sql_string."
, affected=".SQL_AFFECTEDROWS().", numrows=".SQL_NUMROWS($result)."
\n";
-
- if (($CSS != "1") && ($CSS != "-1") && (isBooleanConstantAndTrue('DEBUG_MODE')) && (isBooleanConstantAndTrue('DEBUG_SQL'))) {
- //
- // Debugging stuff...
- //
- $fp = @fopen(PATH."inc/cache/mysql.log", 'a') or mxchange_die("Cannot write mysql.log!");
- if (!isset($OK)) {
+ if ((!isCssOutputMode()) && (isDebugModeEnabled()) && (isSqlDebuggingEnabled())) {
+ // Is this the first call?
+ if (!isset($GLOBALS['sql_first_entry'])) {
// Write first entry
- fwrite($fp, "Module=".$GLOBALS['module']."\n");
- $OK = true;
+ 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', basename($F) . '|LINE=' . $L . '|NUM=' . (is_resource($result) ? SQL_NUMROWS($result) : 'false') . '|AFFECTED=' . SQL_AFFECTEDROWS() . '|QUERYTIME:' . $queryTime . '): ' . str_replace("\r", '', str_replace("\n", ' ', $GLOBALS['last_sql'])));
} // END - if
// Count DB hits
- if (!isset($_CONFIG['db_hits_run'])) {
+ if (!isStatsEntrySet('db_hits')) {
// Count in dummy variable
- $_CONFIG['db_hits_run'] = 1;
+ setStatsEntry('db_hits', 1);
} else {
// Count to config array
- $_CONFIG['db_hits_run']++;
+ incrementStatsEntry('db_hits');
}
// Return the result
@@ -98,235 +136,508 @@ function SQL_QUERY($sql_string, $F, $L) {
}
// SQL num rows
-function SQL_NUMROWS($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 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
- $DATA = array();
-
+function SQL_FETCHROW ($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]);
- }
- }
-
// 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) {
- $connect = @mysql_connect($host, $login, $password) or ADD_FATAL($F." (".$L."):".mysql_error());
- return $connect;
+function SQL_CONNECT ($host, $login, $password, $F, $L) {
+ // Try to connect
+ $linkResource = mysql_connect($host, $login, $password) or debug_report_bug(__FUNCTION__, __LINE__, $F . ' (' . $L . '):' . mysql_error());
+
+ // Set the link resource
+ SQL_SET_LINK($linkResource);
}
+
// 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 debug_report_bug(__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=".$_CONFIG['cache_hits']."
\n";
- if ((GET_EXT_VERSION("cache") >= "0.0.7") && (isset($_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 debug_report_bug(__FUNCTION__, __LINE__, $F . ' (' . $L . '):'.mysql_error());
+
+ // Close link
+ SQL_SET_LINK(null);
+
+ // 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, $file, $line, $run=true, $strip=true) {
- global $link;
+function SQL_QUERY_ESC ($sqlString, $data, $F, $L, $run = true, $strip = true, $secure = true) {
+ // Link is there?
+ if ((!SQL_IS_LINK_UP()) || (!is_array($data))) return false;
- if ($strip) {
- $strip = "true";
- } else {
- $strip = "false";
- }
+ // Escape all data
+ $dataSecured['__sql_string'] = $sqlString;
+ foreach ($data as $key => $value) {
+ $dataSecured[$key] = SQL_ESCAPE($value, $secure, $strip);
+ } // END - foreach
- $query = "";
- $eval = "\$query = sprintf(\"".$qstring."\"";
- foreach ($data as $var) {
- if ((!empty($var)) || ($var === 0)) {
- $eval .= ", SQL_ESCAPE(\"".$var."\",true,".$strip.")";
- } else {
- $eval .= ", ''";
- }
- }
- $eval .= ");";
- //
- // Debugging
- //
- //$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($eval);
- // Was the eval() command fine?
- if (empty($query)) {
- // Something went wrong?
- print "eval=".htmlentities($eval)."";
- debug_print_backtrace();
- die("");
- } // END - if
+ // Generate query
+ $query = call_user_func_array('sprintf', $dataSecured);
- if ($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 $query;
}
}
-// Get ID from last INSERT command
-function SQL_INSERTID() {
- return @mysql_insert_id();
+
+// Get id from last INSERT command
+function SQL_INSERTID () {
+ if (!SQL_IS_LINK_UP()) return false;
+ return mysql_insert_id();
}
+
// Escape a string for the database
-function SQL_ESCAPE($str, $secureString=true,$strip=true) {
- global $link;
+function SQL_ESCAPE ($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, $strip);
+ } // END - if
- // Secure string first? (which is the default behaviour!)
- if ($secureString) {
- // 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);
+ }
- if (!is_resource($link)) {
- // Fall-back to addslashes() when there is no link
- return addslashes($str);
+ // Cache result
+ $GLOBALS['sql_escapes'][''.$str.''] = $ret;
} // END - if
- if (function_exists('mysql_real_escape_string')) {
- // The new and improved version
- //* DEBUG: */ print __FUNCTION__."(".__LINE__."):str={$str}
\n";
- return mysql_real_escape_string($str, $link);
- } elseif (function_exists('mysql_escape_string')) {
- // The obsulete function
- return mysql_escape_string($str, $link);
- } else {
- // If nothing else works
- return addslashes($str);
- }
+ // Return it
+ return $GLOBALS['sql_escapes'][''.$str.''];
}
+
// 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(__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(", ", $columns)." FROM "._MYSQL_PREFIX."_".$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("`", "", $tableArray[2]);
+function SQL_ALTER_TABLE ($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
+ $noIndex = (
+ (
+ strpos($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=' . $tableName . ',tableArray=' . print_r($tableArray, true) . '
');
+
+ // Shall we add/drop?
+ 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 = $tableArray[$idx];
+
+ // Debug log
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'columnName=' . $columnName . ',idx=' . $idx . ',sql=' . $sql . ',hasZeroNums=' . intval(isSqlTableColumnFound($tableName, $columnName)));
+
+ // Do we have no entry on ADD or an entry on DROP/CHANGE?
+ // 123 4 43 3 4 4 32 23 4 43 3 4 4 32 23 4 43 3 4 4 3 3 3 3 4 4321
+ if (((!isSqlTableColumnFound($tableName, $columnName)) && (strpos($sql, 'ADD') !== false)) || ((isSqlTableColumnFound($tableName, $columnName)) && (strpos($sql, 'DROP') !== false)) || ((isSqlTableColumnFound($tableName, $columnName)) && (strpos($sql, 'CHANGE') !== false) && ($idx == 4) && (!isSqlTableColumnFound($tableName, $tableArray[5])))) {
+ // Do the query
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'Executing: ' . $sql);
+ $result = SQL_QUERY($sql, $F, $L, false);
+
+ // Skip further attempt(s)
+ break;
+ // 1234 5 54 4 5 5 43 34 5 54 4 5 5 43 3 4 4 32 2 21
+ } elseif ((((isSqlTableColumnFound($tableName, $columnName)) && (strpos($sql, 'ADD') !== false)) || ((isSqlTableColumnFound($tableName, $columnName)) && (strpos($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=' . $idx);
+ break;
+ } elseif ((!isSqlTableColumnFound($tableName, $columnName)) && (strpos($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: ' . $sql . ',hasZeroNums=' . intval(isSqlTableColumnFound($tableName, $columnName)) . '');
+ }
+ } // END - foreach
+ } elseif ((getTableType() == 'InnoDB') && (strpos($sql, 'FULLTEXT') !== false)) {
+ // Skip this query silently because InnoDB does not understand fulltext indexes
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, sprintf("Skipped FULLTEXT: sql=%s,tableName=%s,hasZeroNums=%d,file=%s,line=%s", $sql, $tableName, intval((is_bool($result)) ? 0 : isSqlTableColumnFound($columnName)), $F, $L));
+ } elseif ($noIndex === false) {
+ // And column name as well without backticks
+ $keyName = str_replace('`', '', $tableArray[5]);
+ /* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'keyName=' . $keyName . ',tableArray=' . print_r($tableArray, true) . '
');
+
+ // Is this "UNIQUE" or so? FULLTEXT has been handled the elseif() block above
+ if (in_array(strtoupper($tableArray[4]), 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
+
+ // Shall we run it?
+ /* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'tableName=' . $tableName . ', tableArray[3]=' . $tableArray[3] . ',keyName=' . $keyName);
+ if ((!isSqlTableIndexAdded($tableName, $tableArray[3], $keyName)) && ($tableArray[3] == 'ADD')) {
+ // Send it to the SQL_QUERY() function to add it
+ /* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, $sql);
+ $result = SQL_QUERY($sql, $F, $L, $enableCodes);
+ } elseif ((isSqlTableIndexAdded($tableName, $tableArray[3], $keyName)) && ($tableArray[3] == 'DROP')) {
+ // Send it to the SQL_QUERY() function to drop it
+ /* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, $sql);
+ $result = SQL_QUERY($sql, $F, $L, $enableCodes);
+ } else {
+ // Not executed
+ /* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'Not executed: ' . $sql);
+ }
+ } else {
+ // Other ALTER TABLE query
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, $sql);
+ $result = SQL_QUERY($sql, $F, $L, $enableCodes);
+ }
+
+ // 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 ((ifFatalErrorsDetected()) && (isInstallationPhase())) {
+ // This may happen in installation phase
+ return;
+ } elseif ((!is_resource($link)) && (!is_null($link))) {
+ // This should never happen!
+ debug_report_bug(__FUNCTION__, __LINE__, sprintf("Type of link is not resource or null, type=%s", gettype($link)));
+ } // END - if
+
+ // Set it
+ $GLOBALS['sql_link'] = $link;
+
+ // Re-init cache
+ $GLOBALS['is_sql_link_up'] = is_resource($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['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 $linkUp;
+}
+
+// Wrapper function to make code more readable
+function SQL_HASZERONUMS ($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.'
'.$sqlString2.'
'.$GLOBALS['sql_strings'][$sqlString]);
+ } // END - if
+
+ // Return it
+ return $GLOBALS['sql_strings'][$sqlString];
+}
+
+// Creates a MySQL TIMESTAMP compatible string from given Uni* timestamp
+function SQL_EPOCHE_TO_TIMESTAMP ($timestamp) {
+ return generateDateTime($timestamp, 7);
+}
+
+// Check if there is a SQL table created
+function isSqlTableCreated ($tableName) {
+ // Do we have cache?
+ if (!isset($GLOBALS[__FUNCTION__][$tableName])) {
+ // Check if the table is there
+ $result = SQL_QUERY_ESC("SHOW TABLES FROM `{?__DB_NAME?}` WHERE `Tables_in_{?__DB_NAME?}`='{?_MYSQL_PREFIX?}_%s'",
+ array($tableName), __FILE__, __LINE__);
+
+ // Is there an entry?
+ $GLOBALS[__FUNCTION__][$tableName] = (SQL_NUMROWS($result) == 1);
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'tableName=' . $tableName . ',numRows=' . intval($GLOBALS[__FUNCTION__][$tableName]));
+ } // END - if
+ // Return cache
+ return $GLOBALS[__FUNCTION__][$tableName];
+}
+
+// Is a table column there?
+function isSqlTableColumnFound ($tableName, $columnName) {
+ // Do we have cache?
+ if (!isset($GLOBALS[__FUNCTION__][$tableName][$columnName])) {
// And column name as well
- $columnName = str_replace("`", "", $tableArray[4]);
+ $columnName = str_replace('`', '', $columnName);
// 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), __FUNCTION__, __LINE__);
+
+ // Determine it
+ $GLOBALS[__FUNCTION__][$tableName][$columnName] = (!SQL_HASZERONUMS($result));
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'tableName=' . $tableName . ',columnName=' . $columnName . ',hasZeroNums=' . intval(SQL_HASZERONUMS($result)) . ',numRows=' . intval($GLOBALS[__FUNCTION__][$tableName][$columnName]));
+
+ // Free result
+ SQL_FREERESULT($result);
+ } // END - if
+
+ // Return cache
+ return $GLOBALS[__FUNCTION__][$tableName][$columnName];
+}
- // Do we have no entry?
- if (SQL_NUMROWS($result) == 0) {
- // Do the query
- return SQL_QUERY($sql, $F, $L, false);
+// Checks depending on the mode if the table is there
+function isSqlTableIndexAdded ($tableName, $mode, $keyName) {
+ // Do we have cache?
+ if (!isset($GLOBALS[__FUNCTION__][$tableName][$mode])) {
+ // Show indexes
+ $result = SQL_QUERY_ESC("SHOW INDEX FROM `%s`", array($tableName), __FUNCTION__, __LINE__);
+
+ // Non-skipping is default for ADD
+ $GLOBALS[__FUNCTION__][$tableName][$mode] = false;
+
+ // But should we DROP?
+ if ($mode == 'DROP') {
+ // Then skip if nothing found
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'Going to drop key ' . $keyName);
+ $GLOBALS[__FUNCTION__][$tableName][$mode] = true;
} // END - if
- } else {
- // Send it to the SQL_QUERY() function
- return SQL_QUERY($sql, $F, $L, false);
- }
+
+ // Walk through all
+ while ($content = SQL_FETCHARRAY($result)) {
+ // Is it found?
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'columnName='.$keyName.',content=' . print_r($content, true) . '
');
+ if (($content['Key_name'] == $keyName) && ($mode == 'ADD')) {
+ // Skip this query!
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, sprintf("ADD: Skiped: %s", $sql));
+ $GLOBALS[__FUNCTION__][$tableName][$mode] = true;
+ break;
+ } elseif (($content['Key_name'] == $keyName) && ($mode == 'DROP')) {
+ // Don't skip this!
+ //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, sprintf("DROP: Not skiped: %s", $sql));
+ $GLOBALS[__FUNCTION__][$tableName][$mode] = false;
+ break;
+ }
+ } // END - while
+
+ // Free result
+ SQL_FREERESULT($result);
+ } // END - if
+
+ // Return cache
+ return $GLOBALS[__FUNCTION__][$tableName][$mode];
}
-//
+
+// [EOF]
?>