// Please use App->getConfigVariable() instead.
//use Friendica\Core\Config;
+use Friendica\Core\Logger;
use Friendica\Core\System;
use Friendica\Util\DateTimeFormat;
use mysqli;
*/
class DBA
{
+ /**
+ * Lowest possible date value
+ */
+ const NULL_DATE = '0001-01-01';
+ /**
+ * Lowest possible datetime value
+ */
+ const NULL_DATETIME = '0001-01-01 00:00:00';
+
public static $connected = false;
private static $server_info = '';
self::$connection->setAttribute(PDO::ATTR_EMULATE_PREPARES, false);
self::$connected = true;
} catch (PDOException $e) {
+ /// @TODO At least log exception, don't ignore it!
}
}
switch (self::$driver) {
case 'pdo':
return substr(@self::$connection->quote($str, PDO::PARAM_STR), 1, -1);
+
case 'mysqli':
return @self::$connection->real_escape_string($str);
}
* @usage Example: $r = p("SELECT * FROM `item` WHERE `guid` = ?", $guid);
*
* Please only use it with complicated queries.
- * For all regular queries please use dba::select or dba::exists
+ * For all regular queries please use DBA::select or DBA::exists
*
* @param string $sql SQL statement
* @return bool|object statement object or result object
if ((substr_count($sql, '?') != count($args)) && (count($args) > 0)) {
// Question: Should we continue or stop the query here?
- logger('Parameter mismatch. Query "'.$sql.'" - Parameters '.print_r($args, true), LOGGER_DEBUG);
+ Logger::log('Parameter mismatch. Query "'.$sql.'" - Parameters '.print_r($args, true), Logger::DEBUG);
}
$sql = self::cleanQuery($sql);
$error = self::$error;
$errorno = self::$errorno;
- logger('DB Error '.self::$errorno.': '.self::$error."\n".
+ Logger::log('DB Error '.self::$errorno.': '.self::$error."\n".
System::callstack(8)."\n".self::replaceParameters($sql, $args));
// On a lost connection we try to reconnect - but only once.
if (self::$in_retrial || !self::reconnect()) {
// It doesn't make sense to continue when the database connection was lost
if (self::$in_retrial) {
- logger('Giving up retrial because of database error '.$errorno.': '.$error);
+ Logger::log('Giving up retrial because of database error '.$errorno.': '.$error);
} else {
- logger("Couldn't reconnect after database error ".$errorno.': '.$error);
+ Logger::log("Couldn't reconnect after database error ".$errorno.': '.$error);
}
exit(1);
} else {
// We try it again
- logger('Reconnected after database error '.$errorno.': '.$error);
+ Logger::log('Reconnected after database error '.$errorno.': '.$error);
self::$in_retrial = true;
$ret = self::p($sql, $args);
self::$in_retrial = false;
self::$errorno = $errorno;
}
- $a->save_timestamp($stamp1, 'database');
+ $a->saveTimestamp($stamp1, 'database');
if ($a->getConfigValue('system', 'db_log')) {
$stamp2 = microtime(true);
/**
* @brief Executes a prepared statement like UPDATE or INSERT that doesn't return data
*
- * Please use dba::delete, dba::insert, dba::update, ... instead
+ * Please use DBA::delete, DBA::insert, DBA::update, ... instead
*
* @param string $sql SQL statement
* @return boolean Was the query successfull? False is returned only if an error occurred
$error = self::$error;
$errorno = self::$errorno;
- logger('DB Error '.self::$errorno.': '.self::$error."\n".
+ Logger::log('DB Error '.self::$errorno.': '.self::$error."\n".
System::callstack(8)."\n".self::replaceParameters($sql, $params));
// On a lost connection we simply quit.
// A reconnect like in self::p could be dangerous with modifications
if ($errorno == 2006) {
- logger('Giving up because of database error '.$errorno.': '.$error);
+ Logger::log('Giving up because of database error '.$errorno.': '.$error);
exit(1);
}
self::$errorno = $errorno;
}
- $a->save_timestamp($stamp, "database_write");
+ $a->saveTimestamp($stamp, "database_write");
return $retval;
}
/**
* Fetches the first row
*
- * Please use dba::selectFirst or dba::exists whenever this is possible.
+ * Please use DBA::selectFirst or DBA::exists whenever this is possible.
*
* @brief Fetches the first row
* @param string $sql SQL statement
}
}
- $a->save_timestamp($stamp1, 'database');
+ $a->saveTimestamp($stamp1, 'database');
return $columns;
}
* @param array $param parameter array
* @param bool $on_duplicate_update Do an update on a duplicate entry
*
- * @return boolean was the insert successfull?
+ * @return boolean was the insert successful?
*/
public static function insert($table, $param, $on_duplicate_update = false) {
if (empty($table) || empty($param)) {
- logger('Table and fields have to be set');
+ Logger::log('Table and fields have to be set');
return false;
}
switch (self::$driver) {
case 'pdo':
- if (self::$connection->inTransaction()) {
- break;
- }
- if (!self::$connection->beginTransaction()) {
+ if (!self::$connection->inTransaction() && !self::$connection->beginTransaction()) {
return false;
}
break;
+
case 'mysqli':
if (!self::$connection->begin_transaction()) {
return false;
if (!self::$connection->inTransaction()) {
return true;
}
+
return self::$connection->commit();
+
case 'mysqli':
return self::$connection->commit();
}
+
return true;
}
}
$ret = self::$connection->rollBack();
break;
+
case 'mysqli':
$ret = self::$connection->rollback();
break;
public static function delete($table, array $conditions, array $options = [], $in_process = false, array &$callstack = [])
{
if (empty($table) || empty($conditions)) {
- logger('Table and conditions have to be set');
+ Logger::log('Table and conditions have to be set');
return false;
}
$commands[$key] = ['table' => $table, 'conditions' => $conditions];
- $cascade = defaults($options, 'cascade', true);
+ // Don't use "defaults" here, since it would set "false" to "true"
+ if (isset($options['cascade'])) {
+ $cascade = $options['cascade'];
+ } else {
+ $cascade = true;
+ }
// To speed up the whole process we cache the table relations
if ($cascade && count(self::$relation) == 0) {
if ((count($command['conditions']) > 1) || is_int($first_key)) {
$sql = "DELETE FROM `" . $command['table'] . "`" . $condition_string;
- logger(self::replaceParameters($sql, $conditions), LOGGER_DATA);
+ Logger::log(self::replaceParameters($sql, $conditions), Logger::DATA);
if (!self::e($sql, $conditions)) {
if ($do_transaction) {
$sql = "DELETE FROM `" . $table . "` WHERE `" . $field . "` IN (" .
substr(str_repeat("?, ", count($field_values)), 0, -2) . ");";
- logger(self::replaceParameters($sql, $field_values), LOGGER_DATA);
+ Logger::log(self::replaceParameters($sql, $field_values), Logger::DATA);
if (!self::e($sql, $field_values)) {
if ($do_transaction) {
public static function update($table, $fields, $condition, $old_fields = []) {
if (empty($table) || empty($fields) || empty($condition)) {
- logger('Table, fields and condition have to be set');
+ Logger::log('Table, fields and condition have to be set');
return false;
}
*
* $params = array("order" => array("id", "received" => true), "limit" => 10);
*
- * $data = dba::select($table, $fields, $condition, $params);
+ * $data = DBA::select($table, $fields, $condition, $params);
*/
public static function select($table, array $fields = [], array $condition = [], array $params = [])
{
* or:
* $condition = ["`uid` = ? AND `network` IN (?, ?)", 1, 'dfrn', 'dspr'];
*
- * $count = dba::count($table, $condition);
+ * $count = DBA::count($table, $condition);
*/
public static function count($table, array $condition = [])
{
/* Workaround for MySQL Bug #64791.
* Never mix data types inside any IN() condition.
* In case of mixed types, cast all as string.
- * Logic needs to be consistent with dba::p() data types.
+ * Logic needs to be consistent with DBA::p() data types.
*/
$is_int = false;
$is_alpha = false;
$limit_string = '';
if (isset($params['limit']) && is_int($params['limit'])) {
- $limit_string = " LIMIT " . $params['limit'];
+ $limit_string = " LIMIT " . intval($params['limit']);
}
if (isset($params['limit']) && is_array($params['limit'])) {
case 'mysqli':
// MySQLi offers both a mysqli_stmt and a mysqli_result class.
// We should be careful not to assume the object type of $stmt
- // because dba::p() has been able to return both types.
+ // because DBA::p() has been able to return both types.
if ($stmt instanceof mysqli_stmt) {
$stmt->free_result();
$ret = $stmt->close();
break;
}
- $a->save_timestamp($stamp1, 'database');
+ $a->saveTimestamp($stamp1, 'database');
return $ret;
}