// Please use App->getConfigVariable() instead.
//use Friendica\Core\Config;
+use Friendica\Core\Logger;
use Friendica\Core\System;
use Friendica\Util\DateTimeFormat;
use mysqli;
use PDOException;
use PDOStatement;
-require_once 'include/dba.php';
-
/**
* @class MySQL database class
*
*/
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 = '';
* @param string $query The database query that will be analyzed
*/
private static function logIndex($query) {
- $a = get_app();
+ $a = \get_app();
if (!$a->getConfigVariable('system', 'db_log_index')) {
return;
* @return bool|object statement object or result object
*/
public static function p($sql) {
- $a = get_app();
+ $a = \get_app();
$stamp1 = microtime(true);
if ((substr_count($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')) {
$stamp2 = microtime(true);
* @return boolean Was the query successfull? False is returned only if an error occurred
*/
public static function e($sql) {
- $a = get_app();
+ $a = \get_app();
$stamp = microtime(true);
$error = self::$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 $retval;
}
* @return array current row
*/
public static function fetch($stmt) {
- $a = get_app();
+ $a = \get_app();
$stamp1 = microtime(true);
}
}
- $a->save_timestamp($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;
}
* @param array $options
* - cascade: If true we delete records in other tables that depend on the one we're deleting through
* relations (default: true)
- * @param boolean $in_process Internal use: Only do a commit after the last delete
* @param array $callstack Internal use: prevent endless loops
*
- * @return boolean|array was the delete successful? When $in_process is set: deletion data
+ * @return boolean was the delete successful?
*/
- public static function delete($table, array $conditions, array $options = [], $in_process = false, array &$callstack = [])
+ public static function delete($table, array $conditions, array $options = [], array &$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;
}
if ((count($conditions) == 1) && ($field == array_keys($conditions)[0])) {
foreach ($rel_def AS $rel_table => $rel_fields) {
foreach ($rel_fields AS $rel_field) {
- $retval = self::delete($rel_table, [$rel_field => array_values($conditions)[0]], $options, true, $callstack);
- $commands = array_merge($commands, $retval);
+ $retval = self::delete($rel_table, [$rel_field => array_values($conditions)[0]], $options, $callstack);
}
}
// We quit when this key already exists in the callstack.
} elseif (!isset($callstack[$qkey])) {
-
$callstack[$qkey] = true;
// Fetch all rows that are to be deleted
$data = self::select($table, [$field], $conditions);
while ($row = self::fetch($data)) {
- // Now we accumulate the delete commands
- $retval = self::delete($table, [$field => $row[$field]], $options, true, $callstack);
- $commands = array_merge($commands, $retval);
+ self::delete($table, [$field => $row[$field]], $options, $callstack);
}
self::close($data);
}
}
- if (!$in_process) {
- // Now we finalize the process
- $do_transaction = !self::$in_transaction;
+ // Now we finalize the process
+ $do_transaction = !self::$in_transaction;
- if ($do_transaction) {
- self::transaction();
- }
+ if ($do_transaction) {
+ self::transaction();
+ }
- $compacted = [];
- $counter = [];
+ $compacted = [];
+ $counter = [];
- foreach ($commands AS $command) {
- $conditions = $command['conditions'];
- reset($conditions);
- $first_key = key($conditions);
+ foreach ($commands AS $command) {
+ $conditions = $command['conditions'];
+ reset($conditions);
+ $first_key = key($conditions);
- $condition_string = self::buildCondition($conditions);
+ $condition_string = self::buildCondition($conditions);
- if ((count($command['conditions']) > 1) || is_int($first_key)) {
- $sql = "DELETE FROM `" . $command['table'] . "`" . $condition_string;
- logger(self::replaceParameters($sql, $conditions), LOGGER_DATA);
+ if ((count($command['conditions']) > 1) || is_int($first_key)) {
+ $sql = "DELETE FROM `" . $command['table'] . "`" . $condition_string;
+ Logger::log(self::replaceParameters($sql, $conditions), Logger::DATA);
- if (!self::e($sql, $conditions)) {
- if ($do_transaction) {
- self::rollback();
- }
- return false;
- }
- } else {
- $key_table = $command['table'];
- $key_condition = array_keys($command['conditions'])[0];
- $value = array_values($command['conditions'])[0];
-
- // Split the SQL queries in chunks of 100 values
- // We do the $i stuff here to make the code better readable
- $i = isset($counter[$key_table][$key_condition]) ? $counter[$key_table][$key_condition] : 0;
- if (isset($compacted[$key_table][$key_condition][$i]) && count($compacted[$key_table][$key_condition][$i]) > 100) {
- ++$i;
+ if (!self::e($sql, $conditions)) {
+ if ($do_transaction) {
+ self::rollback();
}
-
- $compacted[$key_table][$key_condition][$i][$value] = $value;
- $counter[$key_table][$key_condition] = $i;
+ return false;
+ }
+ } else {
+ $key_table = $command['table'];
+ $key_condition = array_keys($command['conditions'])[0];
+ $value = array_values($command['conditions'])[0];
+
+ // Split the SQL queries in chunks of 100 values
+ // We do the $i stuff here to make the code better readable
+ $i = isset($counter[$key_table][$key_condition]) ? $counter[$key_table][$key_condition] : 0;
+ if (isset($compacted[$key_table][$key_condition][$i]) && count($compacted[$key_table][$key_condition][$i]) > 100) {
+ ++$i;
}
+
+ $compacted[$key_table][$key_condition][$i][$value] = $value;
+ $counter[$key_table][$key_condition] = $i;
}
- foreach ($compacted AS $table => $values) {
- foreach ($values AS $field => $field_value_list) {
- foreach ($field_value_list AS $field_values) {
- $sql = "DELETE FROM `" . $table . "` WHERE `" . $field . "` IN (" .
- substr(str_repeat("?, ", count($field_values)), 0, -2) . ");";
+ }
+ foreach ($compacted AS $table => $values) {
+ foreach ($values AS $field => $field_value_list) {
+ foreach ($field_value_list AS $field_values) {
+ $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) {
- self::rollback();
- }
- return false;
+ if (!self::e($sql, $field_values)) {
+ if ($do_transaction) {
+ self::rollback();
}
+ return false;
}
}
}
- if ($do_transaction) {
- self::commit();
- }
- return true;
}
-
- return $commands;
+ if ($do_transaction) {
+ self::commit();
+ }
+ return true;
}
/**
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;
}
foreach ($old_fields AS $fieldname => $content) {
if (isset($fields[$fieldname])) {
- if ($fields[$fieldname] == $content) {
+ if (($fields[$fieldname] == $content) && !is_null($content)) {
unset($fields[$fieldname]);
} else {
$do_update = true;
* @return boolean was the close successful?
*/
public static function close($stmt) {
- $a = get_app();
+ $a = \get_app();
$stamp1 = microtime(true);
break;
}
- $a->save_timestamp($stamp1, 'database');
+ $a->saveTimestamp($stamp1, 'database');
return $ret;
}