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diff --git a/program/lib/Roundcube/db/mysql.php b/program/lib/Roundcube/db/mysql.php
index 82353f901..c123a2464 100644
--- a/program/lib/Roundcube/db/mysql.php
+++ b/program/lib/Roundcube/db/mysql.php
@@ -1,247 +1,247 @@
<?php
/**
+-----------------------------------------------------------------------+
| This file is part of the Roundcube Webmail client |
| |
| Copyright (C) The Roundcube Dev Team |
| |
| Licensed under the GNU General Public License version 3 or |
| any later version with exceptions for skins & plugins. |
| See the README file for a full license statement. |
| |
| PURPOSE: |
| Database wrapper class that implements PHP PDO functions |
| for MySQL database |
+-----------------------------------------------------------------------+
| Author: Aleksander Machniak <alec@alec.pl> |
+-----------------------------------------------------------------------+
*/
/**
* Database independent query interface
*
* This is a wrapper for the PHP PDO
*
* @package Framework
* @subpackage Database
*/
class rcube_db_mysql extends rcube_db
{
public $db_provider = 'mysql';
public function __construct($db_dsnw, $db_dsnr = '', $pconn = false)
{
parent::__construct($db_dsnw, $db_dsnr, $pconn);
// SQL identifiers quoting
$this->options['identifier_start'] = '`';
$this->options['identifier_end'] = '`';
}
/**
* Abstract SQL statement for value concatenation
*
* @return string ...$args Values to concatenate
*/
public function concat(...$args)
{
if (count($args) == 1 && is_array($args[0])) {
$args = $args[0];
}
return 'CONCAT(' . implode(', ', $args) . ')';
}
/**
* Returns PDO DSN string from DSN array
*
* @param array $dsn DSN parameters
*
* @return string Connection string
*/
protected function dsn_string($dsn)
{
$params = [];
$result = 'mysql:';
if (isset($dsn['database'])) {
$params[] = 'dbname=' . $dsn['database'];
}
if (isset($dsn['hostspec'])) {
// Use IPv6 address in brackets
- if (str_contains($dsn['hostspec'], ':')) {
+ if (strpos($dsn['hostspec'], ':') !== false) {
$dsn['hostspec'] = '[' . $dsn['hostspec'] . ']';
}
$params[] = 'host=' . $dsn['hostspec'];
}
if (isset($dsn['port'])) {
$params[] = 'port=' . $dsn['port'];
}
if (isset($dsn['socket'])) {
$params[] = 'unix_socket=' . $dsn['socket'];
}
$params[] = 'charset=' . (!empty($dsn['charset']) ? $dsn['charset'] : 'utf8mb4');
if (!empty($params)) {
$result .= implode(';', $params);
}
return $result;
}
/**
* Returns driver-specific connection options
*
* @param array $dsn DSN parameters
*
* @return array Connection options
*/
protected function dsn_options($dsn)
{
$result = parent::dsn_options($dsn);
if (!empty($dsn['key'])) {
$result[PDO::MYSQL_ATTR_SSL_KEY] = $dsn['key'];
}
if (!empty($dsn['cipher'])) {
$result[PDO::MYSQL_ATTR_SSL_CIPHER] = $dsn['cipher'];
}
if (!empty($dsn['cert'])) {
$result[PDO::MYSQL_ATTR_SSL_CERT] = $dsn['cert'];
}
if (!empty($dsn['capath'])) {
$result[PDO::MYSQL_ATTR_SSL_CAPATH] = $dsn['capath'];
}
if (!empty($dsn['ca'])) {
$result[PDO::MYSQL_ATTR_SSL_CA] = $dsn['ca'];
}
if (isset($dsn['verify_server_cert'])) {
$result[PDO::MYSQL_ATTR_SSL_VERIFY_SERVER_CERT] = rcube_utils::get_boolean($dsn['verify_server_cert']);
}
// Always return matching (not affected only) rows count
$result[PDO::MYSQL_ATTR_FOUND_ROWS] = true;
// Enable AUTOCOMMIT mode (#1488902)
$result[PDO::ATTR_AUTOCOMMIT] = true;
// Disable emulating of prepared statements
$result[PDO::ATTR_EMULATE_PREPARES] = false;
return $result;
}
/**
* Returns list of tables in a database
*
* @return array List of all tables of the current database
*/
public function list_tables()
{
// get tables if not cached
if ($this->tables === null) {
$q = $this->query("SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES"
. " WHERE TABLE_SCHEMA = ? AND TABLE_TYPE = 'BASE TABLE'"
. " ORDER BY TABLE_NAME", $this->db_dsnw_array['database']);
$this->tables = $q ? $q->fetchAll(PDO::FETCH_COLUMN, 0) : [];
}
return $this->tables;
}
/**
* Returns list of columns in database table
*
* @param string $table Table name
*
* @return array List of table cols
*/
public function list_cols($table)
{
$q = $this->query("SELECT COLUMN_NAME FROM INFORMATION_SCHEMA.COLUMNS"
. " WHERE TABLE_SCHEMA = ? AND TABLE_NAME = ?",
$this->db_dsnw_array['database'], $table);
if ($q) {
return $q->fetchAll(PDO::FETCH_COLUMN, 0);
}
return [];
}
/**
* Get database runtime variables
*
* @param string $varname Variable name
* @param mixed $default Default value if variable is not set
*
* @return mixed Variable value or default
*/
public function get_variable($varname, $default = null)
{
if (!isset($this->variables)) {
$this->variables = [];
}
if (array_key_exists($varname, $this->variables)) {
return $this->variables[$varname];
}
// configured value has higher prio
$conf_value = rcube::get_instance()->config->get('db_' . $varname);
if ($conf_value !== null) {
return $this->variables[$varname] = $conf_value;
}
$result = $this->query('SHOW VARIABLES LIKE ?', $varname);
while ($row = $this->fetch_array($result)) {
$this->variables[$row[0]] = $row[1];
}
// not found, use default
if (!isset($this->variables[$varname])) {
$this->variables[$varname] = $default;
}
return $this->variables[$varname];
}
/**
* INSERT ... ON DUPLICATE KEY UPDATE (or equivalent).
* When not supported by the engine we do UPDATE and INSERT.
*
* @param string $table Table name (should be already passed via table_name() with quoting)
* @param array $keys Hash array (column => value) of the unique constraint
* @param array $columns List of columns to update
* @param array $values List of values to update (number of elements
* should be the same as in $columns)
*
* @return PDOStatement|bool Query handle or False on error
* @todo Multi-insert support
*/
public function insert_or_update($table, $keys, $columns, $values)
{
$columns = array_map(function($i) { return "`$i`"; }, $columns);
$cols = implode(', ', array_map(function($i) { return "`$i`"; }, array_keys($keys)));
$cols .= ', ' . implode(', ', $columns);
$vals = implode(', ', array_map(function($i) { return $this->quote($i); }, $keys));
$vals .= ', ' . rtrim(str_repeat('?, ', count($columns)), ', ');
$update = implode(', ', array_map(function($i) { return "$i = VALUES($i)"; }, $columns));
return $this->query("INSERT INTO $table ($cols) VALUES ($vals)"
. " ON DUPLICATE KEY UPDATE $update", $values);
}
}

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