<?php
/**
- * @copyright Copyright (C) 2010-2021, the Friendica project
+ * @copyright Copyright (C) 2010-2022, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
use Friendica\Core\Config\ValueObject\Cache;
use Friendica\Core\System;
-use Friendica\Network\HTTPException\InternalServerErrorException;
+use Friendica\Network\HTTPException\ServiceUnavailableException;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Profiler;
use mysqli;
$pass = trim($this->configCache->get('database', 'password'));
$db = trim($this->configCache->get('database', 'database'));
$charset = trim($this->configCache->get('database', 'charset'));
+ $socket = trim($this->configCache->get('database', 'socket'));
if (!(strlen($server) && strlen($user))) {
return false;
$connect .= ";charset=" . $charset;
}
+ if ($socket) {
+ $connect .= ";$unix_socket=" . $socket;
+ }
+
try {
$this->connection = @new PDO($connect, $user, $pass, [PDO::ATTR_PERSISTENT => $persistent]);
$this->connection->setAttribute(PDO::ATTR_EMULATE_PREPARES, $this->pdo_emulate_prepares);
+ $this->connection->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_SILENT);
$this->connected = true;
} catch (PDOException $e) {
$this->connected = false;
if ($charset) {
$this->connection->set_charset($charset);
}
+
+ if ($socket) {
+ $this->connection->set_socket($socket);
+ }
+
}
}
$called_from_e = ($called_from['function'] == 'e');
if (!isset($this->connection)) {
- throw new InternalServerErrorException('The Connection is empty, although connected is set true.');
+ throw new ServiceUnavailableException('The Connection is empty, although connected is set true.');
}
switch ($this->driver) {
*
* @return boolean Was the command executed successfully?
*/
- public function transaction()
+ public function transaction(): bool
{
if (!$this->performCommit()) {
return false;
* @param array $fields contains the fields that are updated
* @param array $condition condition array with the key values
* @param array|boolean $old_fields array with the old field values that are about to be replaced (true = update on duplicate, false = don't update identical fields)
+ * @param array $params Parameters: "ignore" If set to "true" then the update is done with the ignore parameter
*
* @return boolean was the update successfull?
* @throws \Exception
*/
- public function update($table, $fields, $condition, $old_fields = [])
+ public function update($table, $fields, $condition, $old_fields = [], $params = [])
{
if (empty($table) || empty($fields) || empty($condition)) {
$this->logger->info('Table, fields and condition have to be set');
$condition_string = DBA::buildCondition($condition);
- $sql = "UPDATE " . $table_string . " SET "
+ if (!empty($params['ignore'])) {
+ $ignore = 'IGNORE ';
+ } else {
+ $ignore = '';
+ }
+
+ $sql = "UPDATE " . $ignore . $table_string . " SET "
. implode(" = ?, ", array_map([DBA::class, 'quoteIdentifier'], array_keys($fields))) . " = ?"
. $condition_string;
return $this->toArray($this->select($table, $fields, $condition, $params));
}
+ /**
+ * Escape fields, adding special treatment for "group by" handling
+ *
+ * @param array $fields
+ * @param array $options
+ * @return array
+ */
+ private function escapeFields(array $fields, array $options)
+ {
+ // In the case of a "GROUP BY" we have to add all the ORDER fields to the fieldlist.
+ // This needs to done to apply the "ANY_VALUE(...)" treatment from below to them.
+ // Otherwise MySQL would report errors.
+ if (!empty($options['group_by']) && !empty($options['order'])) {
+ foreach ($options['order'] as $key => $field) {
+ if (!is_int($key)) {
+ if (!in_array($key, $fields)) {
+ $fields[] = $key;
+ }
+ } else {
+ if (!in_array($field, $fields)) {
+ $fields[] = $field;
+ }
+ }
+ }
+ }
+
+ array_walk($fields, function(&$value, $key) use ($options)
+ {
+ $field = $value;
+ $value = '`' . str_replace('`', '``', $value) . '`';
+
+ if (!empty($options['group_by']) && !in_array($field, $options['group_by'])) {
+ $value = 'ANY_VALUE(' . $value . ') AS ' . $value;
+ }
+ });
+
+ return $fields;
+ }
+
/**
* Select rows from a table
*
}
if (count($fields) > 0) {
- $select_string = implode(', ', array_map([DBA::class, 'quoteIdentifier'], $fields));
+ $fields = $this->escapeFields($fields, $params);
+ $select_string = implode(', ', $fields);
} else {
$select_string = '*';
}
{
array_walk($arr, [$this, 'escapeArrayCallback'], $add_quotation);
}
+
+ /**
+ * Replaces a string in the provided fields of the provided table
+ *
+ * @param string $table_name
+ * @param array $fields List of field names in the provided table
+ * @param string $search
+ * @param string $replace
+ * @throws \Exception
+ */
+ public function replaceInTableFields(string $table_name, array $fields, string $search, string $replace)
+ {
+ $search = $this->escape($search);
+ $replace = $this->escape($replace);
+
+ $upd = [];
+ foreach ($fields as $field) {
+ $field = DBA::quoteIdentifier($field);
+ $upd[] = "$field = REPLACE($field, '$search', '$replace')";
+ }
+
+ $upds = implode(', ', $upd);
+
+ $r = $this->e(sprintf("UPDATE %s SET %s;", $table_name, $upds));
+ if (!$this->isResult($r)) {
+ throw new \RuntimeException("Failed updating `$table_name`: " . $this->errorMessage());
+ }
+ }
}