diff options
Diffstat (limited to 'core/libraries/MY_Database.php')
| -rw-r--r-- | core/libraries/MY_Database.php | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/core/libraries/MY_Database.php b/core/libraries/MY_Database.php deleted file mode 100644 index c56f16e8..00000000 --- a/core/libraries/MY_Database.php +++ /dev/null @@ -1,92 +0,0 @@ -<?php defined("SYSPATH") or die("No direct script access."); -/** - * Gallery - a web based photo album viewer and editor - * Copyright (C) 2000-2009 Bharat Mediratta - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or (at - * your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. - */ -class Database extends Database_Core { - protected $_table_names; - - public function open_paren() { - $this->where[] = "("; - return $this; - } - - public function close_paren() { - // Search backwards for the last opening paren and resolve it - $i = count($this->where) - 1; - $this->where[$i] .= ")"; - while (--$i >= 0) { - if ($this->where[$i] == "(") { - // Remove the paren from the where clauses, and add it to the right of the operator of the - // next where clause. If removing the paren makes the next where clause the first element - // in the where list, then the operator shouldn't be there. It's there because we - // calculate whether or not we need an operator based on the number of where clauses, and - // the open paren seems like a where clause even though it isn't. - array_splice($this->where, $i, 1); - $this->where[$i] = preg_replace("/^(AND|OR) /", $i ? "\\1 (" : "(", $this->where[$i]); - return $this; - } - } - - throw new Kohana_Database_Exception('database.missing_open_paren'); - } - - /** - * Parse the query string and convert any strings of the form `\([a-zA-Z0-9_]*?)\] - * table prefix . $1 - */ - public function query($sql = '') { - if (!empty($sql)) { - $sql = $this->add_table_prefixes($sql); - } - return parent::query($sql); - } - - public function add_table_prefixes($sql) { - $prefix = $this->config["table_prefix"]; - if (strpos($sql, "SHOW TABLES") === 0) { - /* - * Don't ignore "show tables", otherwise we could have a infinite - * @todo this may have to be changed if we support more than mysql - */ - return $sql; - } else if (strpos($sql, "CREATE TABLE") === 0) { - // Creating a new table add it to the table cache. - $open_brace = strpos($sql, "{") + 1; - $close_brace = strpos($sql, "}", $open_brace); - $name = substr($sql, $open_brace, $close_brace - $open_brace); - $this->_table_names["{{$name}}"] = "{$prefix}$name"; - } - - if (!isset($this->_table_names)) { - // This should only run once on the first query - $this->_table_names =array(); - $len = strlen($prefix); - foreach($this->list_tables() as $table_name) { - if ($len > 0) { - $naked_name = strpos($table_name, $prefix) !== 0 ? - $table_name : substr($table_name, $len); - } else { - $naked_name = $table_name; - } - $this->_table_names["{{$naked_name}}"] = $table_name; - } - } - - return empty($this->_table_names) ? $sql : strtr($sql, $this->_table_names); - } -}
\ No newline at end of file |