| <?php |
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| if (!defined('IN_PHPBB')) |
| { |
| exit; |
| } |
| |
| include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx); |
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| class dbal_firebird extends dbal |
| { |
| var $last_query_text = ''; |
| var $service_handle = false; |
| var $affected_rows = 0; |
| |
| |
| |
| |
| function sql_connect($sqlserver, $sqluser, $sqlpassword, $database, $port = false, $persistency = false, $new_link = false) |
| { |
| $this->persistency = $persistency; |
| $this->user = $sqluser; |
| $this->server = $sqlserver . (($port) ? ':' . $port : ''); |
| $this->dbname = str_replace('\\', '/', $database); |
| |
| |
| if (!$this->server) |
| { |
| $use_database = $this->dbname; |
| } |
| else if (strpos($this->server, '//') === 0) |
| { |
| $use_database = $this->server . $this->dbname; |
| } |
| else |
| { |
| $use_database = $this->server . ':' . $this->dbname; |
| } |
| |
| $this->db_connect_id = ($this->persistency) ? @ibase_pconnect($use_database, $this->user, $sqlpassword, false, false, 3) : @ibase_connect($use_database, $this->user, $sqlpassword, false, false, 3); |
| |
| $this->service_handle = (function_exists('ibase_service_attach') && $this->server) ? @ibase_service_attach($this->server, $this->user, $sqlpassword) : false; |
| |
| return ($this->db_connect_id) ? $this->db_connect_id : $this->sql_error(''); |
| } |
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| function sql_server_info($raw = false) |
| { |
| if ($this->service_handle !== false && function_exists('ibase_server_info')) |
| { |
| return @ibase_server_info($this->service_handle, IBASE_SVC_SERVER_VERSION); |
| } |
| |
| return ($raw) ? '2.0' : 'Firebird/Interbase'; |
| } |
| |
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| |
| |
| function _sql_transaction($status = 'begin') |
| { |
| switch ($status) |
| { |
| case 'begin': |
| return true; |
| break; |
| |
| case 'commit': |
| return @ibase_commit(); |
| break; |
| |
| case 'rollback': |
| return @ibase_rollback(); |
| break; |
| } |
| |
| return true; |
| } |
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| function sql_query($query = '', $cache_ttl = 0) |
| { |
| if ($query != '') |
| { |
| global $cache; |
| |
| |
| if (defined('DEBUG_EXTRA')) |
| { |
| $this->sql_report('start', $query); |
| } |
| |
| $this->last_query_text = $query; |
| $this->query_result = ($cache_ttl && method_exists($cache, 'sql_load')) ? $cache->sql_load($query) : false; |
| $this->sql_add_num_queries($this->query_result); |
| |
| if ($this->query_result === false) |
| { |
| $array = array(); |
| |
| if (strlen($query) > 32767) |
| { |
| if (preg_match('/^(INSERT INTO[^(]++)\\(([^()]+)\\) VALUES[^(]++\\((.*?)\\)$/s', $query, $regs)) |
| { |
| if (strlen($regs[3]) > 32767) |
| { |
| preg_match_all('/\'(?:[^\']++|\'\')*+\'|[\d-.]+/', $regs[3], $vals, PREG_PATTERN_ORDER); |
| |
| $inserts = $vals[0]; |
| unset($vals); |
| |
| foreach ($inserts as $key => $value) |
| { |
| if (!empty($value) && $value[0] === "'" && strlen($value) > 32769) |
| { |
| $inserts[$key] = '?'; |
| $array[] = str_replace("''", "'", substr($value, 1, -1)); |
| } |
| } |
| |
| $query = $regs[1] . '(' . $regs[2] . ') VALUES (' . implode(', ', $inserts) . ')'; |
| } |
| } |
| else if (preg_match('/^(UPDATE ([\\w_]++)\\s+SET )([\\w_]++\\s*=\\s*(?:\'(?:[^\']++|\'\')*+\'|\\d+)(?:,\\s*[\\w_]++\\s*=\\s*(?:\'(?:[^\']++|\'\')*+\'|[\d-.]+))*+)\\s+(WHERE.*)$/s', $query, $data)) |
| { |
| if (strlen($data[3]) > 32767) |
| { |
| $update = $data[1]; |
| $where = $data[4]; |
| preg_match_all('/(\\w++)\\s*=\\s*(\'(?:[^\']++|\'\')*+\'|[\d-.]++)/', $data[3], $temp, PREG_SET_ORDER); |
| unset($data); |
| |
| $cols = array(); |
| foreach ($temp as $value) |
| { |
| if (!empty($value[2]) && $value[2][0] === "'" && strlen($value[2]) > 32769) |
| { |
| $array[] = str_replace("''", "'", substr($value[2], 1, -1)); |
| $cols[] = $value[1] . '=?'; |
| } |
| else |
| { |
| $cols[] = $value[1] . '=' . $value[2]; |
| } |
| } |
| |
| $query = $update . implode(', ', $cols) . ' ' . $where; |
| unset($cols); |
| } |
| } |
| } |
| |
| if (!function_exists('ibase_affected_rows') && (preg_match('/^UPDATE ([\w_]++)\s+SET [\w_]++\s*=\s*(?:\'(?:[^\']++|\'\')*+\'|[\d-.]+)(?:,\s*[\w_]++\s*=\s*(?:\'(?:[^\']++|\'\')*+\'|[\d-.]+))*+\s+(WHERE.*)?$/s', $query, $regs) || preg_match('/^DELETE FROM ([\w_]++)\s*(WHERE\s*.*)?$/s', $query, $regs))) |
| { |
| $affected_sql = 'SELECT COUNT(*) as num_rows_affected FROM ' . $regs[1]; |
| if (!empty($regs[2])) |
| { |
| $affected_sql .= ' ' . $regs[2]; |
| } |
| |
| if (!($temp_q_id = @ibase_query($this->db_connect_id, $affected_sql))) |
| { |
| return false; |
| } |
| |
| $temp_result = @ibase_fetch_assoc($temp_q_id); |
| @ibase_free_result($temp_q_id); |
| |
| $this->affected_rows = ($temp_result) ? $temp_result['NUM_ROWS_AFFECTED'] : false; |
| } |
| |
| if (sizeof($array)) |
| { |
| $p_query = @ibase_prepare($this->db_connect_id, $query); |
| array_unshift($array, $p_query); |
| $this->query_result = call_user_func_array('ibase_execute', $array); |
| unset($array); |
| |
| if ($this->query_result === false) |
| { |
| $this->sql_error($query); |
| } |
| } |
| else if (($this->query_result = @ibase_query($this->db_connect_id, $query)) === false) |
| { |
| $this->sql_error($query); |
| } |
| |
| if (defined('DEBUG_EXTRA')) |
| { |
| $this->sql_report('stop', $query); |
| } |
| |
| if (!$this->transaction) |
| { |
| if (function_exists('ibase_commit_ret')) |
| { |
| @ibase_commit_ret(); |
| } |
| else |
| { |
| |
| @ibase_query('COMMIT RETAIN;'); |
| } |
| } |
| |
| 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; |
| } |
| |
| return $this->query_result; |
| } |
| |
| |
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| |
| function _sql_query_limit($query, $total, $offset = 0, $cache_ttl = 0) |
| { |
| $this->query_result = false; |
| |
| $query = 'SELECT FIRST ' . $total . ((!empty($offset)) ? ' SKIP ' . $offset : '') . substr($query, 6); |
| |
| return $this->sql_query($query, $cache_ttl); |
| } |
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| function sql_affectedrows() |
| { |
| |
| if (function_exists('ibase_affected_rows')) |
| { |
| return ($this->db_connect_id) ? @ibase_affected_rows($this->db_connect_id) : false; |
| } |
| else |
| { |
| return $this->affected_rows; |
| } |
| } |
| |
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| |
| |
| function sql_fetchrow($query_id = false) |
| { |
| global $cache; |
| |
| if ($query_id === false) |
| { |
| $query_id = $this->query_result; |
| } |
| |
| if (isset($cache->sql_rowset[$query_id])) |
| { |
| return $cache->sql_fetchrow($query_id); |
| } |
| |
| if ($query_id === false) |
| { |
| return false; |
| } |
| |
| $row = array(); |
| $cur_row = @ibase_fetch_object($query_id, IBASE_TEXT); |
| |
| if (!$cur_row) |
| { |
| return false; |
| } |
| |
| foreach (get_object_vars($cur_row) as $key => $value) |
| { |
| $row[strtolower($key)] = (is_string($value)) ? trim(str_replace(array("\\0", "\\n"), array("\0", "\n"), $value)) : $value; |
| } |
| |
| return (sizeof($row)) ? $row : false; |
| } |
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| function sql_rowseek($rownum, &$query_id) |
| { |
| global $cache; |
| |
| if ($query_id === false) |
| { |
| $query_id = $this->query_result; |
| } |
| |
| if (isset($cache->sql_rowset[$query_id])) |
| { |
| return $cache->sql_rowseek($rownum, $query_id); |
| } |
| |
| if ($query_id === false) |
| { |
| return; |
| } |
| |
| $this->sql_freeresult($query_id); |
| $query_id = $this->sql_query($this->last_query_text); |
| |
| if ($query_id === false) |
| { |
| return false; |
| } |
| |
| |
| for ($i = 0; $i < $rownum; $i++) |
| { |
| if (!$this->sql_fetchrow($query_id)) |
| { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
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| |
| function sql_nextid() |
| { |
| $query_id = $this->query_result; |
| |
| if ($query_id !== false && $this->last_query_text != '') |
| { |
| if ($this->query_result && preg_match('#^INSERT[\t\n ]+INTO[\t\n ]+([a-z0-9\_\-]+)#i', $this->last_query_text, $tablename)) |
| { |
| $sql = 'SELECT GEN_ID(' . $tablename[1] . '_gen, 0) AS new_id FROM RDB$DATABASE'; |
| |
| if (!($temp_q_id = @ibase_query($this->db_connect_id, $sql))) |
| { |
| return false; |
| } |
| |
| $temp_result = @ibase_fetch_assoc($temp_q_id); |
| @ibase_free_result($temp_q_id); |
| |
| return ($temp_result) ? $temp_result['NEW_ID'] : false; |
| } |
| } |
| |
| return false; |
| } |
| |
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| |
| |
| function sql_freeresult($query_id = false) |
| { |
| global $cache; |
| |
| if ($query_id === false) |
| { |
| $query_id = $this->query_result; |
| } |
| |
| if (isset($cache->sql_rowset[$query_id])) |
| { |
| return $cache->sql_freeresult($query_id); |
| } |
| |
| if (isset($this->open_queries[(int) $query_id])) |
| { |
| unset($this->open_queries[(int) $query_id]); |
| return @ibase_free_result($query_id); |
| } |
| |
| return false; |
| } |
| |
| |
| |
| |
| function sql_escape($msg) |
| { |
| return str_replace(array("'", "\0"), array("''", ''), $msg); |
| } |
| |
| |
| |
| |
| |
| function _sql_like_expression($expression) |
| { |
| return $expression . " ESCAPE '\\'"; |
| } |
| |
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| |
| function _sql_custom_build($stage, $data) |
| { |
| return $data; |
| } |
| |
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| |
| |
| function _sql_error() |
| { |
| return array( |
| 'message' => @ibase_errmsg(), |
| 'code' => (@function_exists('ibase_errcode') ? @ibase_errcode() : '') |
| ); |
| } |
| |
| |
| |
| |
| |
| function _sql_close() |
| { |
| if ($this->service_handle !== false) |
| { |
| @ibase_service_detach($this->service_handle); |
| } |
| |
| return @ibase_close($this->db_connect_id); |
| } |
| |
| |
| |
| |
| |
| function _sql_report($mode, $query = '') |
| { |
| switch ($mode) |
| { |
| case 'start': |
| break; |
| |
| case 'fromcache': |
| $endtime = explode(' ', microtime()); |
| $endtime = $endtime[0] + $endtime[1]; |
| |
| $result = @ibase_query($this->db_connect_id, $query); |
| while ($void = @ibase_fetch_object($result, IBASE_TEXT)) |
| { |
| |
| } |
| @ibase_free_result($result); |
| |
| $splittime = explode(' ', microtime()); |
| $splittime = $splittime[0] + $splittime[1]; |
| |
| $this->sql_report('record_fromcache', $query, $endtime, $splittime); |
| |
| break; |
| } |
| } |
| } |
| |
| ?> |