| <?php |
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| if (!defined('IN_PHPBB')) |
| { |
| exit; |
| } |
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| include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx); |
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| class dbal_sqlite extends dbal |
| { |
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| function sql_connect($sqlserver, $sqluser, $sqlpassword, $database, $port = false, $persistency = false, $new_link = false) |
| { |
| $this->persistency = $persistency; |
| $this->user = $sqluser; |
| $this->server = $sqlserver . (($port) ? ':' . $port : ''); |
| $this->dbname = $database; |
| |
| $error = ''; |
| $this->db_connect_id = ($this->persistency) ? @sqlite_popen($this->server, 0666, $error) : @sqlite_open($this->server, 0666, $error); |
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| if ($this->db_connect_id) |
| { |
| @sqlite_query('PRAGMA short_column_names = 1', $this->db_connect_id); |
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| } |
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| return ($this->db_connect_id) ? true : array('message' => $error); |
| } |
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| function sql_server_info($raw = false) |
| { |
| global $cache; |
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| if (empty($cache) || ($this->sql_server_version = $cache->get('sqlite_version')) === false) |
| { |
| $result = @sqlite_query('SELECT sqlite_version() AS version', $this->db_connect_id); |
| $row = @sqlite_fetch_array($result, SQLITE_ASSOC); |
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| $this->sql_server_version = (!empty($row['version'])) ? $row['version'] : 0; |
| $cache->put('sqlite_version', $this->sql_server_version); |
| } |
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| return ($raw) ? $this->sql_server_version : 'SQLite ' . $this->sql_server_version; |
| } |
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| function _sql_transaction($status = 'begin') |
| { |
| switch ($status) |
| { |
| case 'begin': |
| return @sqlite_query('BEGIN', $this->db_connect_id); |
| break; |
| |
| case 'commit': |
| return @sqlite_query('COMMIT', $this->db_connect_id); |
| break; |
| |
| case 'rollback': |
| return @sqlite_query('ROLLBACK', $this->db_connect_id); |
| break; |
| } |
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| return true; |
| } |
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| function sql_query($query = '', $cache_ttl = 0) |
| { |
| if ($query != '') |
| { |
| global $cache; |
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| if (defined('DEBUG_EXTRA')) |
| { |
| $this->sql_report('start', $query); |
| } |
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| $this->query_result = ($cache_ttl && method_exists($cache, 'sql_load')) ? $cache->sql_load($query) : false; |
| $this->sql_add_num_queries($this->query_result); |
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| if ($this->query_result === false) |
| { |
| if (($this->query_result = @sqlite_query($query, $this->db_connect_id)) === false) |
| { |
| $this->sql_error($query); |
| } |
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| if (defined('DEBUG_EXTRA')) |
| { |
| $this->sql_report('stop', $query); |
| } |
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| if ($cache_ttl && method_exists($cache, 'sql_save')) |
| { |
| $this->open_queries[(int) $this->query_result] = $this->query_result; |
| $cache->sql_save($query, $this->query_result, $cache_ttl); |
| } |
| else if (strpos($query, 'SELECT') === 0 && $this->query_result) |
| { |
| $this->open_queries[(int) $this->query_result] = $this->query_result; |
| } |
| } |
| else if (defined('DEBUG_EXTRA')) |
| { |
| $this->sql_report('fromcache', $query); |
| } |
| } |
| else |
| { |
| return false; |
| } |
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| return $this->query_result; |
| } |
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| function _sql_query_limit($query, $total, $offset = 0, $cache_ttl = 0) |
| { |
| $this->query_result = false; |
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| if ($total == 0) |
| { |
| $total = -1; |
| } |
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| $query .= "\n LIMIT " . ((!empty($offset)) ? $offset . ', ' . $total : $total); |
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| return $this->sql_query($query, $cache_ttl); |
| } |
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| function sql_affectedrows() |
| { |
| return ($this->db_connect_id) ? @sqlite_changes($this->db_connect_id) : false; |
| } |
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| function sql_fetchrow($query_id = false) |
| { |
| global $cache; |
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| if ($query_id === false) |
| { |
| $query_id = $this->query_result; |
| } |
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| if (isset($cache->sql_rowset[$query_id])) |
| { |
| return $cache->sql_fetchrow($query_id); |
| } |
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| return ($query_id !== false) ? @sqlite_fetch_array($query_id, SQLITE_ASSOC) : false; |
| } |
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| function sql_rowseek($rownum, &$query_id) |
| { |
| global $cache; |
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| if ($query_id === false) |
| { |
| $query_id = $this->query_result; |
| } |
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| if (isset($cache->sql_rowset[$query_id])) |
| { |
| return $cache->sql_rowseek($rownum, $query_id); |
| } |
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| return ($query_id !== false) ? @sqlite_seek($query_id, $rownum) : false; |
| } |
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| function sql_nextid() |
| { |
| return ($this->db_connect_id) ? @sqlite_last_insert_rowid($this->db_connect_id) : false; |
| } |
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| function sql_freeresult($query_id = false) |
| { |
| global $cache; |
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| if ($query_id === false) |
| { |
| $query_id = $this->query_result; |
| } |
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| if (isset($cache->sql_rowset[$query_id])) |
| { |
| return $cache->sql_freeresult($query_id); |
| } |
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| return true; |
| } |
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| function sql_escape($msg) |
| { |
| return @sqlite_escape_string($msg); |
| } |
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| function sql_like_expression($expression) |
| { |
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| $expression = str_replace(array(chr(0) . '_', chr(0) . '%'), array(chr(0) . '?', chr(0) . '*'), $expression); |
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| $expression = str_replace(array('?', '*'), array("\?", "\*"), $expression); |
| $expression = str_replace(array(chr(0) . "\?", chr(0) . "\*"), array('?', '*'), $expression); |
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| return 'GLOB \'' . $this->sql_escape($expression) . '\''; |
| } |
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| function _sql_error() |
| { |
| return array( |
| 'message' => @sqlite_error_string(@sqlite_last_error($this->db_connect_id)), |
| 'code' => @sqlite_last_error($this->db_connect_id) |
| ); |
| } |
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| function _sql_custom_build($stage, $data) |
| { |
| return $data; |
| } |
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| function _sql_close() |
| { |
| return @sqlite_close($this->db_connect_id); |
| } |
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| function _sql_report($mode, $query = '') |
| { |
| switch ($mode) |
| { |
| case 'start': |
| break; |
| |
| case 'fromcache': |
| $endtime = explode(' ', microtime()); |
| $endtime = $endtime[0] + $endtime[1]; |
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| $result = @sqlite_query($query, $this->db_connect_id); |
| while ($void = @sqlite_fetch_array($result, SQLITE_ASSOC)) |
| { |
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| } |
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| $splittime = explode(' ', microtime()); |
| $splittime = $splittime[0] + $splittime[1]; |
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| $this->sql_report('record_fromcache', $query, $endtime, $splittime); |
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| break; |
| } |
| } |
| } |
| |
| ?> |