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Updated DBAL
git-svn-id: file:///svn/phpbb/trunk@9244 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Meik Sievertsen
parent
4cd13cf424
commit
96721d4bf1
2 changed files with 1023 additions and 439 deletions
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Load diff
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@ -16,8 +16,6 @@ if (!defined('IN_PHPBB'))
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exit;
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}
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include_once(PHPBB_ROOT_PATH . 'includes/db/dbal.' . PHP_EXT);
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/**
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* MySQLi Database Abstraction Layer
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* Compatible with:
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@ -25,28 +23,26 @@ include_once(PHPBB_ROOT_PATH . 'includes/db/dbal.' . PHP_EXT);
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* MySQL 5.0+
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* @package dbal
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*/
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class dbal_mysqli extends dbal
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class phpbb_dbal_mysqli extends phpbb_dbal
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{
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var $multi_insert = true;
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// Supports multiple table deletion
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var $multi_table_deletion = true;
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var $dbms_type = 'mysql';
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/**
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* @var string Database type. No distinction between versions or used extensions.
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*/
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public $dbms_type = 'mysql';
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/**
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* Connect to server
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* Connect to server. See {@link phpbb_dbal::sql_connect() sql_connect()} for details.
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*/
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function sql_connect($sqlserver, $sqluser, $sqlpassword, $database, $port = false, $persistency = false , $new_link = false)
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public function sql_connect($server, $user, $password, $database, $port = false, $persistency = false , $new_link = false)
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{
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$this->persistency = $persistency;
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$this->user = $sqluser;
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$this->server = $sqlserver;
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$this->user = $user;
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$this->server = $server;
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$this->dbname = $database;
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$port = (!$port) ? NULL : $port;
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$this->port = (!$port) ? NULL : $port;
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// Persistant connections not supported by the mysqli extension?
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$this->db_connect_id = @mysqli_connect($this->server, $this->user, $sqlpassword, $this->dbname, $port);
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$this->db_connect_id = @mysqli_connect($this->server, $this->user, $password, $this->dbname, $this->port);
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if ($this->db_connect_id && $this->dbname != '')
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{
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@ -85,15 +81,11 @@ class dbal_mysqli extends dbal
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}
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/**
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* Version information about used database
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* @param bool $raw if true, only return the fetched sql_server_version
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* @return string sql server version
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* Version information about used database. See {@link phpbb_dbal::sql_server_info() sql_server_info()} for details.
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*/
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function sql_server_info($raw = false)
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public function sql_server_info($raw = false)
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{
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global $cache;
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if (empty($cache) || ($this->sql_server_version = $cache->get('mysqli_version')) === false)
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if (!phpbb::registered('acm') || ($this->sql_server_version = phpbb::$acm->get('#mysqli_version')) === false)
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{
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$result = @mysqli_query($this->db_connect_id, 'SELECT VERSION() AS version');
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$row = @mysqli_fetch_assoc($result);
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@ -101,9 +93,9 @@ class dbal_mysqli extends dbal
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$this->sql_server_version = $row['version'];
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if (!empty($cache))
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if (phpbb::registered('acm'))
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{
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$cache->put('mysqli_version', $this->sql_server_version);
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phpbb::$acm->put('#mysqli_version', $this->sql_server_version);
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}
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}
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@ -111,10 +103,41 @@ class dbal_mysqli extends dbal
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}
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/**
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* SQL Transaction
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* @access private
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* DB-specific base query method. See {@link phpbb_dbal::_sql_query() _sql_query()} for details.
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*/
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function _sql_transaction($status = 'begin')
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protected function _sql_query($query)
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{
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return @mysqli_query($this->db_connect_id, $query);
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}
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/**
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* Build LIMIT query and run it. See {@link phpbb_dbal::_sql_query_limit() _sql_query_limit()} for details.
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*/
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protected function _sql_query_limit($query, $total, $offset, $cache_ttl)
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{
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// if $total is set to 0 we do not want to limit the number of rows
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if ($total == 0)
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{
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// MySQL 4.1+ no longer supports -1 in limit queries
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$total = '18446744073709551615';
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}
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$query .= "\n LIMIT " . ((!empty($offset)) ? $offset . ', ' . $total : $total);
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return $this->sql_query($query, $cache_ttl);
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}
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/**
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* Close sql connection. See {@link phpbb_dbal::_sql_close() _sql_close()} for details.
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*/
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protected function _sql_close()
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{
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return @mysqli_close($this->db_connect_id);
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}
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/**
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* SQL Transaction. See {@link phpbb_dbal::_sql_transaction() _sql_transaction()} for details.
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*/
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protected function _sql_transaction($status)
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{
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switch ($status)
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{
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@ -139,146 +162,57 @@ class dbal_mysqli extends dbal
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}
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/**
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* Base query method
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*
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* @param string $query Contains the SQL query which shall be executed
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* @param int $cache_ttl Either 0 to avoid caching or the time in seconds which the result shall be kept in cache
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* @return mixed When casted to bool the returned value returns true on success and false on failure
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*
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* @access public
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* Return number of affected rows. See {@link phpbb_dbal::sql_affectedrows() sql_affectedrows()} for details.
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*/
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function sql_query($query = '', $cache_ttl = 0)
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{
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if ($query != '')
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{
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global $cache;
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// EXPLAIN only in extra debug mode
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if (defined('DEBUG_EXTRA'))
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{
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$this->sql_report('start', $query);
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}
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$this->query_result = ($cache_ttl && method_exists($cache, 'sql_load')) ? $cache->sql_load($query) : false;
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$this->sql_add_num_queries($this->query_result);
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if ($this->query_result === false)
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{
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if (($this->query_result = @mysqli_query($this->db_connect_id, $query)) === false)
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{
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$this->sql_error($query);
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}
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if (defined('DEBUG_EXTRA'))
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{
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$this->sql_report('stop', $query);
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}
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if ($cache_ttl && method_exists($cache, 'sql_save'))
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{
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$cache->sql_save($query, $this->query_result, $cache_ttl);
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}
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}
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else if (defined('DEBUG_EXTRA'))
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{
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$this->sql_report('fromcache', $query);
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}
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}
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else
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{
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return false;
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}
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return $this->query_result;
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}
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/**
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* Build LIMIT query
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*/
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function _sql_query_limit($query, $total, $offset = 0, $cache_ttl = 0)
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{
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$this->query_result = false;
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// if $total is set to 0 we do not want to limit the number of rows
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if ($total == 0)
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{
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// MySQL 4.1+ no longer supports -1 in limit queries
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$total = '18446744073709551615';
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}
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$query .= "\n LIMIT " . ((!empty($offset)) ? $offset . ', ' . $total : $total);
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return $this->sql_query($query, $cache_ttl);
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}
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/**
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* Return number of affected rows
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*/
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function sql_affectedrows()
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public function sql_affectedrows()
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{
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return ($this->db_connect_id) ? @mysqli_affected_rows($this->db_connect_id) : false;
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}
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/**
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* Fetch current row
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* Get last inserted id after insert statement. See {@link phpbb_dbal::sql_nextid() sql_nextid()} for details.
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*/
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function sql_fetchrow($query_id = false)
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{
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global $cache;
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if ($query_id === false)
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{
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$query_id = $this->query_result;
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}
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if (!is_object($query_id) && isset($cache->sql_rowset[$query_id]))
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{
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return $cache->sql_fetchrow($query_id);
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}
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return ($query_id !== false) ? @mysqli_fetch_assoc($query_id) : false;
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}
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/**
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* Get last inserted id after insert statement
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*/
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function sql_nextid()
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public function sql_nextid()
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{
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return ($this->db_connect_id) ? @mysqli_insert_id($this->db_connect_id) : false;
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}
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/**
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* Free sql result
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* Fetch current row. See {@link phpbb_dbal::_sql_fetchrow() _sql_fetchrow()} for details.
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*/
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function sql_freeresult($query_id = false)
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protected function _sql_fetchrow($query_id)
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{
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global $cache;
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if ($query_id === false)
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{
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$query_id = $this->query_result;
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}
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if (!is_object($query_id) && isset($cache->sql_rowset[$query_id]))
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{
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return $cache->sql_freeresult($query_id);
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}
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return @mysqli_fetch_assoc($query_id);
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}
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/**
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* Free query result. See {@link phpbb_dbal::_sql_freeresult() _sql_freeresult()} for details.
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*/
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protected function _sql_freeresult($query_id)
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{
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return @mysqli_free_result($query_id);
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}
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/**
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* Escape string used in sql query
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* Correctly adjust LIKE expression for special characters. See {@link phpbb_dbal::_sql_like_expression() _sql_like_expression()} for details.
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*/
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function sql_escape($msg)
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protected function _sql_like_expression($expression)
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{
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return $expression;
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}
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/**
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* Escape string used in sql query. See {@link phpbb_dbal::sql_escape() sql_escape()} for details.
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*/
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public function sql_escape($msg)
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{
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return @mysqli_real_escape_string($this->db_connect_id, $msg);
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}
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/**
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* Expose a DBMS specific function
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* Expose a DBMS specific function. See {@link phpbb_dbal::sql_function() sql_function()} for details.
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*/
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function sql_function($type, $col)
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public function sql_function($type, $col)
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{
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switch ($type)
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{
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@ -289,7 +223,10 @@ class dbal_mysqli extends dbal
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}
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}
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function sql_handle_data($type, $table, $data, $where = '')
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/**
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* Handle data by using prepared statements. See {@link phpbb_dbal::sql_handle_data() sql_handle_data()} for details.
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*/
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public function sql_handle_data($type, $table, $data, $where = '')
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{
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if ($type === 'INSERT')
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{
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@ -323,21 +260,10 @@ class dbal_mysqli extends dbal
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mysqli_stmt_close($stmt);
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}
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/**
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* Build LIKE expression
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* @access private
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* Build DB-specific query bits. See {@link phpbb_dbal::_sql_custom_build() _sql_custom_build()} for details.
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*/
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function _sql_like_expression($expression)
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{
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return $expression;
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}
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/**
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* Build db-specific query data
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* @access private
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*/
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function _sql_custom_build($stage, $data)
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protected function _sql_custom_build($stage, $data)
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{
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switch ($stage)
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{
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@ -350,10 +276,9 @@ class dbal_mysqli extends dbal
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}
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/**
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* return sql error array
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* @access private
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* return sql error array. See {@link phpbb_dbal::_sql_error() _sql_error()} for details.
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*/
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function _sql_error()
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protected function _sql_error()
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{
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if (!$this->db_connect_id)
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{
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@ -369,20 +294,11 @@ class dbal_mysqli extends dbal
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);
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}
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/**
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* Close sql connection
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* @access private
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*/
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function _sql_close()
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{
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return @mysqli_close($this->db_connect_id);
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}
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/**
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* Build db-specific report
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* @access private
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* Run DB-specific code to build SQL Report to explain queries, show statistics and runtime information. See {@link phpbb_dbal::_sql_report() _sql_report()} for details.
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*/
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function _sql_report($mode, $query = '')
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protected function _sql_report($mode, $query = '')
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{
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static $test_prof;
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