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-rw-r--r--system/drivers/DB_active_record.php875
-rw-r--r--system/drivers/DB_driver.php1050
-rw-r--r--system/drivers/DB_mssql.php552
-rw-r--r--system/drivers/DB_mysql.php574
-rw-r--r--system/drivers/DB_mysqli.php577
-rw-r--r--system/drivers/DB_oci8.php781
-rw-r--r--system/drivers/DB_odbc.php610
-rw-r--r--system/drivers/DB_postgre.php581
-rw-r--r--system/drivers/DB_sqlite.php584
-rw-r--r--system/drivers/index.html15
10 files changed, 0 insertions, 6199 deletions
diff --git a/system/drivers/DB_active_record.php b/system/drivers/DB_active_record.php
deleted file mode 100644
index c038185bc..000000000
--- a/system/drivers/DB_active_record.php
+++ /dev/null
@@ -1,875 +0,0 @@
-<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * Code Igniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author Rick Ellis
- * @copyright Copyright (c) 2006, pMachine, Inc.
- * @license http://www.codeignitor.com/user_guide/license.html
- * @link http://www.codeigniter.com
- * @since Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * Active Record Class
- *
- * This is the platform-independent base Active Record implementation class.
- *
- * @package CodeIgniter
- * @subpackage Drivers
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/database/
- */
-class CI_DB_active_record extends CI_DB_driver {
-
- var $ar_select = array();
- var $ar_distinct = FALSE;
- var $ar_from = array();
- var $ar_join = array();
- var $ar_where = array();
- var $ar_like = array();
- var $ar_groupby = array();
- var $ar_having = array();
- var $ar_limit = FALSE;
- var $ar_offset = FALSE;
- var $ar_order = FALSE;
- var $ar_orderby = array();
- var $ar_set = array();
-
-
- /**
- * Select
- *
- * Generates the SELECT portion of the query
- *
- * @access public
- * @param string
- * @return object
- */
- function select($select = '*')
- {
- if (is_string($select))
- {
- $select = explode(',', $select);
- }
-
- foreach ($select as $val)
- {
- $val = trim($val);
-
- if ($val != '')
- $this->ar_select[] = $val;
- }
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * DISTINCT
- *
- * Sets a flag which tells the query string compiler to add DISTINCT
- *
- * @access public
- * @param bool
- * @return object
- */
- function distinct($val = TRUE)
- {
- $this->ar_distinct = (is_bool($val)) ? $val : TRUE;
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * From
- *
- * Generates the FROM portion of the query
- *
- * @access public
- * @param mixed can be a string or array
- * @return object
- */
- function from($from)
- {
- foreach ((array)$from as $val)
- {
- $this->ar_from[] = $this->dbprefix.$val;
- }
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Join
- *
- * Generates the JOIN portion of the query
- *
- * @access public
- * @param string
- * @param string the join condition
- * @param string the type of join
- * @return object
- */
- function join($table, $cond, $type = '')
- {
- if ($type != '')
- {
- $type = strtoupper(trim($type));
-
- if ( ! in_array($type, array('LEFT', 'RIGHT', 'OUTER', 'INNER', 'LEFT OUTER', 'RIGHT OUTER')))
- {
- $type = '';
- }
- else
- {
- $type .= ' ';
- }
- }
-
- $this->ar_join[] = $type.'JOIN '.$table.' ON '.$cond;
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Where
- *
- * Generates the WHERE portion of the query. Separates
- * multiple calls with AND
- *
- * @access public
- * @param mixed
- * @param mixed
- * @return object
- */
- function where($key, $value = NULL)
- {
- return $this->_where($key, $value, 'AND ');
- }
-
- // --------------------------------------------------------------------
-
- /**
- * OR Where
- *
- * Generates the WHERE portion of the query. Separates
- * multiple calls with OR
- *
- * @access public
- * @param mixed
- * @param mixed
- * @return object
- */
- function orwhere($key, $value = NULL)
- {
- return $this->_where($key, $value, 'OR ');
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Where
- *
- * Called by where() or orwhere()
- *
- * @access private
- * @param mixed
- * @param mixed
- * @param string
- * @return object
- */
- function _where($key, $value = NULL, $type = 'AND ')
- {
- if ( ! is_array($key))
- {
- $key = array($key => $value);
- }
-
- foreach ($key as $k => $v)
- {
- $prefix = (count($this->ar_where) == 0) ? '' : $type;
-
- if ( ! is_null($v))
- {
- if ( ! $this->_has_operator($k))
- {
- $k .= ' =';
- }
-
- $v = ' '.$this->escape($v);
- }
-
- $this->ar_where[] = $prefix.$k.$v;
- }
- return $this;
- }
-
-
-
- // --------------------------------------------------------------------
-
- /**
- * Like
- *
- * Generates a %LIKE% portion of the query. Separates
- * multiple calls with AND
- *
- * @access public
- * @param mixed
- * @param mixed
- * @return object
- */
- function like($field, $match = '')
- {
- return $this->_like($field, $match, 'AND ');
- }
-
- // --------------------------------------------------------------------
-
- /**
- * OR Like
- *
- * Generates a %LIKE% portion of the query. Separates
- * multiple calls with OR
- *
- * @access public
- * @param mixed
- * @param mixed
- * @return object
- */
- function orlike($field, $match = '')
- {
- return $this->_like($field, $match, 'OR ');
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Like
- *
- * Called by like() or orlike()
- *
- * @access private
- * @param mixed
- * @param mixed
- * @param string
- * @return object
- */
- function _like($field, $match = '', $type = 'AND ')
- {
- if ( ! is_array($field))
- {
- $field = array($field => $match);
- }
-
- foreach ($field as $k => $v)
- {
- $prefix = (count($this->ar_like) == 0) ? '' : $type;
-
- $v = $this->escape_str($v);
-
- $this->ar_like[] = $prefix." $k LIKE '%{$v}%'";
- }
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * GROUP BY
- *
- * @access public
- * @param string
- * @return object
- */
- function groupby($by)
- {
- if (is_string($by))
- {
- $by = explode(',', $by);
- }
-
- foreach ($by as $val)
- {
- $val = trim($val);
-
- if ($val != '')
- $this->ar_groupby[] = $val;
- }
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Sets the HAVING value
- *
- * Separates multiple calls with AND
- *
- * @access public
- * @param string
- * @param string
- * @return object
- */
- function having($key, $value = '')
- {
- return $this->_having($key, $value, 'AND ');
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Sets the OR HAVING value
- *
- * Separates multiple calls with OR
- *
- * @access public
- * @param string
- * @param string
- * @return object
- */
- function orhaving($key, $value = '')
- {
- return $this->_having($key, $value, 'OR ');
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Sets the HAVING values
- *
- * Called by having() or orhaving()
- *
- * @access private
- * @param string
- * @param string
- * @return object
- */
- function _having($key, $value = '', $type = 'AND ')
- {
- if ( ! is_array($key))
- {
- $key = array($key => $value);
- }
-
- foreach ($key as $k => $v)
- {
- $prefix = (count($this->ar_having) == 0) ? '' : $type;
-
- if ($v != '')
- {
- $v = ' '.$this->escape($v);
- }
-
- $this->ar_having[] = $prefix.$k.$v;
- }
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Sets the ORDER BY value
- *
- * @access public
- * @param string
- * @param string direction: asc or desc
- * @return object
- */
- function orderby($orderby, $direction = '')
- {
- if (trim($direction) != '')
- {
- $direction = (in_array(strtoupper(trim($direction)), array('ASC', 'DESC', 'RAND()'))) ? ' '.$direction : ' ASC';
- }
-
- $this->ar_orderby[] = $orderby.$direction;
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Sets the LIMIT value
- *
- * @access public
- * @param integer the limit value
- * @param integer the offset value
- * @return object
- */
- function limit($value, $offset = '')
- {
- $this->ar_limit = $value;
-
- if ($offset != '')
- $this->ar_offset = $offset;
-
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Sets the OFFSET value
- *
- * @access public
- * @param integer the offset value
- * @return object
- */
- function offset($value)
- {
- $this->ar_offset = $value;
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The "set" function. Allows key/value pairs to be set for inserting or updating
- *
- * @access public
- * @param mixed
- * @param string
- * @return object
- */
- function set($key, $value = '')
- {
- $key = $this->_object_to_array($key);
-
- if ( ! is_array($key))
- {
- $key = array($key => $value);
- }
-
- foreach ($key as $k => $v)
- {
- $this->ar_set[$k] = $this->escape($v);
- }
-
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Get
- *
- * Compiles the select statement based on the other functions called
- * and runs the query
- *
- * @access public
- * @param string the limit clause
- * @param string the offset clause
- * @return object
- */
- function get($table = '', $limit = null, $offset = null)
- {
- if ($table != '')
- {
- $this->from($table);
- }
-
- if ( ! is_null($limit))
- {
- $this->limit($limit, $offset);
- }
-
- $sql = $this->_compile_select();
-
- $this->_reset_select();
- return $this->query($sql);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * GetWhere
- *
- * Allows the where clause, limit and offset to be added directly
- *
- * @access public
- * @param string the where clause
- * @param string the limit clause
- * @param string the offset clause
- * @return object
- */
- function getwhere($table = '', $where = null, $limit = null, $offset = null)
- {
- if ($table != '')
- {
- $this->from($table);
- }
-
- if ( ! is_null($where))
- {
- $this->where($where);
- }
-
- if ( ! is_null($limit))
- {
- $this->limit($limit, $offset);
- }
-
- $sql = $this->_compile_select();
-
- $this->_reset_select();
- return $this->query($sql);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert
- *
- * Compiles an insert string and runs the query
- *
- * @access public
- * @param string the table to retrieve the results from
- * @param array an associative array of insert values
- * @return object
- */
- function insert($table = '', $set = NULL)
- {
- if ( ! is_null($set))
- {
- $this->set($set);
- }
-
- if (count($this->ar_set) == 0)
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_must_use_set');
- }
- return FALSE;
- }
-
- if ($table == '')
- {
- if ( ! isset($this->ar_from[0]))
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_must_set_table');
- }
- return FALSE;
- }
-
- $table = $this->ar_from[0];
- }
-
- $sql = $this->_insert($this->dbprefix.$table, array_keys($this->ar_set), array_values($this->ar_set));
-
- $this->_reset_write();
- return $this->query($sql);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Update
- *
- * Compiles an update string and runs the query
- *
- * @access public
- * @param string the table to retrieve the results from
- * @param array an associative array of update values
- * @param mixed the where clause
- * @return object
- */
- function update($table = '', $set = NULL, $where = null)
- {
- if ( ! is_null($set))
- {
- $this->set($set);
- }
-
- if (count($this->ar_set) == 0)
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_must_use_set');
- }
- return FALSE;
- }
-
- if ($table == '')
- {
- if ( ! isset($this->ar_from[0]))
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_must_set_table');
- }
- return FALSE;
- }
-
- $table = $this->ar_from[0];
- }
-
- if ($where != null)
- {
- $this->where($where);
- }
-
- $sql = $this->_update($this->dbprefix.$table, $this->ar_set, $this->ar_where);
-
- $this->_reset_write();
- return $this->query($sql);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Delete
- *
- * Compiles a delete string and runs the query
- *
- * @access public
- * @param string the table to retrieve the results from
- * @param mixed the where clause
- * @return object
- */
- function delete($table = '', $where = '')
- {
- if ($table == '')
- {
- if ( ! isset($this->ar_from[0]))
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_must_set_table');
- }
- return FALSE;
- }
-
- $table = $this->ar_from[0];
- }
-
- if ($where != '')
- {
- $this->where($where);
- }
-
- if (count($this->ar_where) == 0)
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_del_must_use_where');
- }
- return FALSE;
- }
-
- $sql = $this->_delete($this->dbprefix.$table, $this->ar_where);
-
- $this->_reset_write();
- return $this->query($sql);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Use Table - DEPRECATED
- *
- * @deprecated use $this->db->from instead
- */
- function use_table($table)
- {
- return $this->from($table);
- return $this;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * ORDER BY - DEPRECATED
- *
- * @deprecated use $this->db->orderby() instead
- */
- function order_by($orderby, $direction = '')
- {
- return $this->orderby($orderby, $direction);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Tests whether the string has an SQL operator
- *
- * @access private
- * @param string
- * @return bool
- */
- function _has_operator($str)
- {
- $str = trim($str);
- if ( ! preg_match("/(\s|<|>|!|=|is null|is not null)/i", $str))
- {
- return FALSE;
- }
-
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Compile the SELECT statement
- *
- * Generates a query string based on which functions were used.
- * Should not be called directly. The get() function calls it.
- *
- * @access private
- * @return string
- */
- function _compile_select()
- {
- $sql = ( ! $this->ar_distinct) ? 'SELECT ' : 'SELECT DISTINCT ';
-
- $sql .= (count($this->ar_select) == 0) ? '*' : implode(', ', $this->ar_select);
-
- if (count($this->ar_from) > 0)
- {
- $sql .= "\nFROM ";
- $sql .= implode(', ', $this->ar_from);
- }
-
- if (count($this->ar_join) > 0)
- {
- $sql .= "\n";
- $sql .= implode("\n", $this->ar_join);
- }
-
- if (count($this->ar_where) > 0 OR count($this->ar_like) > 0)
- {
- $sql .= "\nWHERE ";
- }
-
- $sql .= implode("\n", $this->ar_where);
-
- if (count($this->ar_like) > 0)
- {
- if (count($this->ar_where) > 0)
- {
- $sql .= " AND ";
- }
-
- $sql .= implode("\n", $this->ar_like);
- }
-
- if (count($this->ar_groupby) > 0)
- {
- $sql .= "\nGROUP BY ";
- $sql .= implode(', ', $this->ar_groupby);
- }
-
- if (count($this->ar_having) > 0)
- {
- $sql .= "\nHAVING ";
- $sql .= implode("\n", $this->ar_having);
- }
-
- if (count($this->ar_orderby) > 0)
- {
- $sql .= "\nORDER BY ";
- $sql .= implode(', ', $this->ar_orderby);
-
- if ($this->ar_order !== FALSE)
- {
- $sql .= ($this->ar_order == 'desc') ? ' DESC' : ' ASC';
- }
- }
-
- if (is_numeric($this->ar_limit))
- {
- $sql .= "\n";
- $sql = $this->_limit($sql, $this->ar_limit, $this->ar_offset);
- }
-
- return $sql;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Object to Array
- *
- * Takes an object as input and convers the class variables to array key/vals
- *
- * @access public
- * @param object
- * @return array
- */
- function _object_to_array($object)
- {
- if ( ! is_object($object))
- {
- return $object;
- }
-
- $array = array();
- foreach (get_object_vars($object) as $key => $val)
- {
- if ( ! is_object($val) AND ! is_array($val))
- {
- $array[$key] = $val;
- }
- }
-
- return $array;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Resets the active record values. Called by the get() function
- *
- * @access private
- * @return void
- */
- function _reset_select()
- {
- $this->ar_select = array();
- $this->ar_distinct = FALSE;
- $this->ar_from = array();
- $this->ar_join = array();
- $this->ar_where = array();
- $this->ar_like = array();
- $this->ar_groupby = array();
- $this->ar_having = array();
- $this->ar_limit = FALSE;
- $this->ar_offset = FALSE;
- $this->ar_order = FALSE;
- $this->ar_orderby = array();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Resets the active record "write" values.
- *
- * Called by the insert() or update() functions
- *
- * @access private
- * @return void
- */
- function _reset_write()
- {
- $this->ar_set = array();
- $this->ar_from = array();
- $this->ar_where = array();
- }
-
-}
-
-?> \ No newline at end of file
diff --git a/system/drivers/DB_driver.php b/system/drivers/DB_driver.php
deleted file mode 100644
index 48f7c4a9a..000000000
--- a/system/drivers/DB_driver.php
+++ /dev/null
@@ -1,1050 +0,0 @@
-<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * Code Igniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author Rick Ellis
- * @copyright Copyright (c) 2006, pMachine, Inc.
- * @license http://www.codeignitor.com/user_guide/license.html
- * @link http://www.codeigniter.com
- * @since Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * Database Driver Class
- *
- * This is the platform-independent base DB implementation class.
- * This class will not be called directly. Rather, the adapter
- * class for the specific database will extend and instantiate it.
- *
- * @package CodeIgniter
- * @subpackage Drivers
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/database/
- */
-class CI_DB_driver {
-
- var $username;
- var $password;
- var $hostname;
- var $database;
- var $dbdriver = 'mysql';
- var $dbprefix = '';
- var $port = '';
- var $pconnect = FALSE;
- var $conn_id = FALSE;
- var $result_id = FALSE;
- var $db_debug = FALSE;
- var $benchmark = 0;
- var $query_count = 0;
- var $bind_marker = '?';
- var $queries = array();
- var $trans_enabled = TRUE;
- var $_trans_depth = 0;
- var $_trans_failure = FALSE; // Used with transactions to determine if a rollback should occur
-
- // These are use with Oracle
- var $stmt_id;
- var $curs_id;
- var $limit_used;
-
-
- /**
- * Constructor. Accepts one parameter containing the database
- * connection settings.
- *
- * Database settings can be passed as discreet
- * parameters or as a data source name in the first
- * parameter. DSNs must have this prototype:
- * $dsn = 'driver://username:password@hostname/database';
- *
- * @param mixed. Can be an array or a DSN string
- */
- function CI_DB_driver($params)
- {
- $this->initialize($params);
- log_message('debug', 'Database Driver Class Initialized');
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Initialize Database Settings
- *
- * @access private Called by the constructor
- * @param mixed
- * @return void
- */
- function initialize($params = '')
- {
- if (is_array($params))
- {
- foreach (array('hostname' => '', 'username' => '', 'password' => '', 'database' => '', 'dbdriver' => 'mysql', 'dbprefix' => '', 'port' => '', 'pconnect' => FALSE, 'db_debug' => FALSE) as $key => $val)
- {
- $this->$key = ( ! isset($params[$key])) ? $val : $params[$key];
- }
- }
- elseif (strpos($params, '://'))
- {
- if (FALSE === ($dsn = @parse_url($params)))
- {
- log_message('error', 'Invalid DB Connection String');
-
- if ($this->db_debug)
- {
- return $this->display_error('db_invalid_connection_str');
- }
- return FALSE;
- }
-
- $this->hostname = ( ! isset($dsn['host'])) ? '' : rawurldecode($dsn['host']);
- $this->username = ( ! isset($dsn['user'])) ? '' : rawurldecode($dsn['user']);
- $this->password = ( ! isset($dsn['pass'])) ? '' : rawurldecode($dsn['pass']);
- $this->database = ( ! isset($dsn['path'])) ? '' : rawurldecode(substr($dsn['path'], 1));
- }
-
- if ($this->pconnect == FALSE)
- {
- $this->conn_id = $this->db_connect();
- }
- else
- {
- $this->conn_id = $this->db_pconnect();
- }
-
- if ( ! $this->conn_id)
- {
- log_message('error', 'Unable to connect to the database');
-
- if ($this->db_debug)
- {
- $this->display_error('db_unable_to_connect');
- }
- }
- else
- {
- if ( ! $this->db_select())
- {
- log_message('error', 'Unable to select database: '.$this->database);
-
- if ($this->db_debug)
- {
- $this->display_error('db_unable_to_select', $this->database);
- }
- }
- }
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Database Version Number. Returns a string containing the
- * version of the database being used
- *
- * @access public
- * @return string
- */
- function version()
- {
- if (FALSE === ($sql = $this->_version()))
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_unsupported_function');
- }
- return FALSE;
- }
-
- if ($this->dbdriver == 'oci8')
- {
- return $sql;
- }
-
- $query = $this->query($sql);
- $row = $query->row();
- return $row->ver;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Execute the query
- *
- * Accepts an SQL string as input and returns a result object upon
- * successful execution of a "read" type query. Returns boolean TRUE
- * upon successful execution of a "write" type query. Returns boolean
- * FALSE upon failure, and if the $db_debug variable is set to TRUE
- * will raise an error.
- *
- * @access public
- * @param string An SQL query string
- * @param array An array of binding data
- * @return mixed
- */
- function query($sql, $binds = FALSE, $return_object = TRUE)
- {
- if ($sql == '')
- {
- if ($this->db_debug)
- {
- log_message('error', 'Invalid query: '.$sql);
- return $this->display_error('db_invalid_query');
- }
- return FALSE;
- }
-
- // Compile binds if needed
- if ($binds !== FALSE)
- {
- $sql = $this->compile_binds($sql, $binds);
- }
-
- // Save the query for debugging
- $this->queries[] = $sql;
-
- // Start the Query Timer
- $time_start = list($sm, $ss) = explode(' ', microtime());
-
- // Run the Query
- if (FALSE === ($this->result_id = $this->simple_query($sql)))
- {
- // This will trigger a rollback if transactions are being used
- $this->_trans_failure = TRUE;
-
- if ($this->db_debug)
- {
- log_message('error', 'Query error: '.$this->error_message());
- return $this->display_error(
- array(
- 'Error Number: '.$this->error_number(),
- $this->error_message(),
- $sql
- )
- );
- }
-
- return FALSE;
- }
-
- // Stop and aggregate the query time results
- $time_end = list($em, $es) = explode(' ', microtime());
- $this->benchmark += ($em + $es) - ($sm + $ss);
-
- // Increment the query counter
- $this->query_count++;
-
- // Was the query a "write" type?
- // If so we'll simply return true
- if ($this->is_write_type($sql) === TRUE)
- {
- return TRUE;
- }
-
- // Return TRUE if we don't need to create a result object
- // Currently only the Oracle driver uses this when stored
- // procedures are used
- if ($return_object !== TRUE)
- {
- return TRUE;
- }
-
- // Instantiate and return the DB result object
- $result = 'CI_DB_'.$this->dbdriver.'_result';
-
- $RES = new $result();
- $RES->conn_id = $this->conn_id;
- $RES->db_debug = $this->db_debug;
- $RES->result_id = $this->result_id;
-
- if ($this->dbdriver == 'oci8')
- {
- $RES->stmt_id = $this->stmt_id;
- $RES->curs_id = NULL;
- $RES->limit_used = $this->limit_used;
- }
-
- return $RES;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Simple Query
- * This is a simiplified version of the query() function. Internally
- * we only use it when running transaction commands since they do
- * not require all the features of the main query() function.
- *
- * @access public
- * @param string the sql query
- * @return mixed
- */
- function simple_query($sql)
- {
- if ( ! $this->conn_id)
- {
- $this->initialize();
- }
-
- return $this->_execute($sql, $this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Disable Transactions
- * This permits transactions to be disabled at run-time.
- *
- * @access public
- * @return void
- */
- function trans_off()
- {
- $this->trans_enabled = FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Start Transaction
- *
- * @access public
- * @return void
- */
- function trans_start($test_mode = FALSE)
- {
- if ( ! $this->trans_enabled)
- {
- return FALSE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- $this->_trans_depth += 1;
- return;
- }
-
- $this->trans_begin($test_mode);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Complete Transaction
- *
- * @access public
- * @return bool
- */
- function trans_complete()
- {
- if ( ! $this->trans_enabled)
- {
- return FALSE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 1)
- {
- $this->_trans_depth -= 1;
- return TRUE;
- }
-
- // The query() function will set this flag to TRUE in the event that a query failed
- if ($this->_trans_failure === TRUE)
- {
- $this->trans_rollback();
-
- if ($this->db_debug)
- {
- return $this->display_error('db_transaction_failure');
- }
- return FALSE;
- }
-
- $this->trans_commit();
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Lets you retrieve the transaction flag to determine if it has failed
- *
- * @access public
- * @return bool
- */
- function trans_status()
- {
- return $this->_trans_failure;
- }
-
-
- // --------------------------------------------------------------------
-
- /**
- * Enables a native PHP function to be run, using a platform agnostic wrapper.
- *
- * @access public
- * @param string the function name
- * @param mixed any parameters needed by the function
- * @return mixed
- */
- function call_function($function)
- {
- $driver = ($this->dbdriver == 'postgre') ? 'pg_' : $this->dbdriver.'_';
-
- if (FALSE === strpos($driver, $function))
- {
- $function = $driver.$function;
- }
-
- if ( ! function_exists($function))
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_unsupported_function');
- }
- return FALSE;
- }
- else
- {
- $args = (func_num_args() > 1) ? array_shift(func_get_args()) : null;
-
- return call_user_func_array($function, $args);
- }
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Determines if a query is a "write" type.
- *
- * @access public
- * @param string An SQL query string
- * @return boolean
- */
- function is_write_type($sql)
- {
- if ( ! preg_match('/^\s*"?(INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|LOAD DATA|COPY|ALTER|GRANT|REVOKE|LOCK|UNLOCK)\s+/i', $sql))
- {
- return FALSE;
- }
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Calculate the aggregate query elapsed time
- *
- * @access public
- * @param intiger The number of decimal places
- * @return integer
- */
- function elapsed_time($decimals = 6)
- {
- return number_format($this->benchmark, $decimals);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Returns the total number of queries
- *
- * @access public
- * @return integer
- */
- function total_queries()
- {
- return $this->query_count;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Returns the last query that was executed
- *
- * @access public
- * @return void
- */
- function last_query()
- {
- return end($this->queries);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * "Smart" Escape String
- *
- * Escapes data based on type
- * Sets boolean and null types
- *
- * @access public
- * @param string
- * @return integer
- */
- function escape($str)
- {
- switch (gettype($str))
- {
- case 'string' : $str = "'".$this->escape_str($str)."'";
- break;
- case 'boolean' : $str = ($str === FALSE) ? 0 : 1;
- break;
- default : $str = ($str === NULL) ? 'NULL' : $str;
- break;
- }
-
- return $str;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Returns an array of table names
- *
- * @access public
- * @return array
- */
- function tables()
- {
- if (FALSE === ($sql = $this->_show_tables()))
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_unsupported_function');
- }
- return FALSE;
- }
-
- $retval = array();
- $query = $this->query($sql);
-
- if ($query->num_rows() > 0)
- {
- foreach($query->result_array() as $row)
- {
- if (isset($row['TABLE_NAME']))
- {
- $retval[] = $row['TABLE_NAME'];
- }
- else
- {
- $retval[] = array_shift($row);
- }
- }
- }
-
- return $retval;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Determine if a particular table exists
- * @access public
- * @return boolean
- */
- function table_exists($table_name)
- {
- return ( ! in_array($this->dbprefix.$table_name, $this->tables())) ? FALSE : TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Fetch MySQL Field Names
- *
- * @access public
- * @param string the table name
- * @return array
- */
- function field_names($table = '')
- {
- if ($table == '')
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_field_param_missing');
- }
- return FALSE;
- }
-
- if (FALSE === ($sql = $this->_show_columns($this->dbprefix.$table)))
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_unsupported_function');
- }
- return FALSE;
- }
-
- $query = $this->query($sql);
-
- $retval = array();
- foreach($query->result_array() as $row)
- {
- if (isset($row['COLUMN_NAME']))
- {
- $retval[] = $row['COLUMN_NAME'];
- }
- else
- {
- $retval[] = current($row);
- }
- }
-
- return $retval;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Returns an object with field data
- *
- * @access public
- * @param string the table name
- * @return object
- */
- function field_data($table = '')
- {
- if ($table == '')
- {
- if ($this->db_debug)
- {
- return $this->display_error('db_field_param_missing');
- }
- return FALSE;
- }
-
- return $this->_field_data($this->dbprefix.$table);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Primary
- *
- * Retrieves the primary key. It assumes that the row in the first
- * position is the primary key
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function primary($table = '')
- {
- $fields = $this->field_names($table);
-
- if ( ! is_array($fields))
- {
- return FALSE;
- }
-
- return current($fields);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Compile Bindings
- *
- * @access public
- * @param string the sql statement
- * @param array an array of bind data
- * @return string
- */
- function compile_binds($sql, $binds)
- {
- if (FALSE === strpos($sql, $this->bind_marker))
- {
- return $sql;
- }
-
- if ( ! is_array($binds))
- {
- $binds = array($binds);
- }
-
- foreach ($binds as $val)
- {
- $val = $this->escape($val);
-
- // Just in case the replacement string contains the bind
- // character we'll temporarily replace it with a marker
- $val = str_replace($this->bind_marker, '{%bind_marker%}', $val);
- $sql = preg_replace("#".preg_quote($this->bind_marker, '#')."#", str_replace('$', '\$', $val), $sql, 1);
- }
-
- return str_replace('{%bind_marker%}', $this->bind_marker, $sql);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Generate an insert string
- *
- * @access public
- * @param string the table upon which the query will be performed
- * @param array an associative array data of key/values
- * @return string
- */
- function insert_string($table, $data)
- {
- $fields = array();
- $values = array();
-
- foreach($data as $key => $val)
- {
- $fields[] = $key;
- $values[] = $this->escape($val);
- }
-
- return $this->_insert($this->dbprefix.$table, $fields, $values);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Generate an update string
- *
- * @access public
- * @param string the table upon which the query will be performed
- * @param array an associative array data of key/values
- * @param mixed the "where" statement
- * @return string
- */
- function update_string($table, $data, $where)
- {
- if ($where == '')
- return false;
-
- $fields = array();
- foreach($data as $key => $val)
- {
- $fields[$key] = $this->escape($val);
- }
-
- if ( ! is_array($where))
- {
- $dest = array($where);
- }
- else
- {
- $dest = array();
- foreach ($where as $key => $val)
- {
- $prefix = (count($dest) == 0) ? '' : ' AND ';
-
- if ($val != '')
- {
- if ( ! $this->_has_operator($key))
- {
- $key .= ' =';
- }
-
- $val = ' '.$this->escape($val);
- }
-
- $dest[] = $prefix.$key.$val;
- }
- }
-
- return $this->_update($this->dbprefix.$table, $fields, $dest);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Close DB Connection
- *
- * @access public
- * @return void
- */
- function close()
- {
- if (is_resource($this->conn_id))
- {
- $this->destroy($this->conn_id);
- }
- $this->conn_id = FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Display an error message
- *
- * @access public
- * @param string the error message
- * @param string any "swap" values
- * @param boolean whether to localize the message
- * @return string sends the application/errror_db.php template
- */
- function display_error($error = '', $swap = '', $native = FALSE)
- {
- $LANG = new CI_Language();
- $LANG->load('db');
-
- $heading = 'MySQL Error';
-
- if ($native == TRUE)
- {
- $message = $error;
- }
- else
- {
- $message = ( ! is_array($error)) ? array(str_replace('%s', $swap, $LANG->line($error))) : $error;
- }
-
- if ( ! class_exists('CI_Exceptions'))
- {
- include_once(BASEPATH.'libraries/Exceptions'.EXT);
- }
-
- $error = new CI_Exceptions();
- echo $error->show_error('An Error Was Encountered', $message, 'error_db');
- exit;
-
- }
-
-}
-
-
-/**
- * Database Result Class
- *
- * This is the platform-independent result class.
- * This class will not be called directly. Rather, the adapter
- * class for the specific database will extend and instantiate it.
- *
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/database/
- */
-class CI_DB_result {
-
- var $conn_id = FALSE;
- var $result_id = FALSE;
- var $db_debug = FALSE;
- var $result_array = array();
- var $result_object = array();
- var $current_row = 0;
-
- /**
- * Query result. Acts as a wrapper function for the following functions.
- *
- * @access public
- * @param string can be "object" or "array"
- * @return mixed either a result object or array
- */
- function result($type = 'object')
- {
- return ($type == 'object') ? $this->result_object() : $this->result_array();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Query result. "object" version.
- *
- * @access public
- * @return object
- */
- function result_object()
- {
- if (count($this->result_object) > 0)
- {
- return $this->result_object;
- }
-
- while ($row = $this->_fetch_object())
- {
- $this->result_object[] = $row;
- }
-
- if (count($this->result_object) == 0)
- {
- return FALSE;
- }
-
- return $this->result_object;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Query result. "array" version.
- *
- * @access public
- * @return array
- */
- function result_array()
- {
- if (count($this->result_array) > 0)
- {
- return $this->result_array;
- }
-
- while ($row = $this->_fetch_assoc())
- {
- $this->result_array[] = $row;
- }
-
- if (count($this->result_array) == 0)
- {
- return FALSE;
- }
-
- return $this->result_array;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Query result. Acts as a wrapper function for the following functions.
- *
- * @access public
- * @param string can be "object" or "array"
- * @return mixed either a result object or array
- */
- function row($n = 0, $type = 'object')
- {
- return ($type == 'object') ? $this->row_object($n) : $this->row_array($n);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Returns a single result row - object version
- *
- * @access public
- * @return object
- */
- function row_object($n = 0)
- {
- if (FALSE === ($result = $this->result_object()))
- {
- return FALSE;
- }
-
- if ($n != $this->current_row AND isset($result[$n]))
- {
- $this->current_row = $n;
- }
-
- return $result[$this->current_row];
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Returns a single result row - array version
- *
- * @access public
- * @return array
- */
- function row_array($n = 0)
- {
- if (FALSE === ($result = $this->result_array()))
- {
- return FALSE;
- }
-
- if ($n != $this->current_row AND isset($result[$n]))
- {
- $this->current_row = $n;
- }
-
- return $result[$this->current_row];
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Returns the "next" row
- *
- * @access public
- * @return object
- */
- function next_row($type = 'object')
- {
- if (FALSE === ($result = $this->result($type)))
- {
- return FALSE;
- }
-
- if (isset($result[$this->current_row + 1]))
- {
- ++$this->current_row;
- }
-
- return $result[$this->current_row];
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Returns the "previous" row
- *
- * @access public
- * @return object
- */
- function previous_row($type = 'object')
- {
- if (FALSE === ($result = $this->result($type)))
- {
- return FALSE;
- }
-
- if (isset($result[$this->current_row - 1]))
- {
- --$this->current_row;
- }
- return $result[$this->current_row];
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Returns the "first" row
- *
- * @access public
- * @return object
- */
- function first_row($type = 'object')
- {
- if (FALSE === ($result = $this->result($type)))
- {
- return FALSE;
- }
- return $result[0];
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Returns the "last" row
- *
- * @access public
- * @return object
- */
- function last_row($type = 'object')
- {
- if (FALSE === ($result = $this->result($type)))
- {
- return FALSE;
- }
- return $result[count($result) -1];
- }
-
-}
-
-?> \ No newline at end of file
diff --git a/system/drivers/DB_mssql.php b/system/drivers/DB_mssql.php
deleted file mode 100644
index 32c0537c3..000000000
--- a/system/drivers/DB_mssql.php
+++ /dev/null
@@ -1,552 +0,0 @@
-<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * Code Igniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author Rick Ellis
- * @copyright Copyright (c) 2006, pMachine, Inc.
- * @license http://www.codeignitor.com/user_guide/license.html
- * @link http://www.codeigniter.com
- * @since Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * MS SQL Database Adapter Class
- *
- * Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
- * class is being used or not.
- *
- * @package CodeIgniter
- * @subpackage Drivers
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_mssql extends CI_DB {
-
- /**
- * Non-persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_connect()
- {
- return mssql_connect($this->hostname, $this->username, $this->password);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_pconnect()
- {
- return mssql_pconnect($this->hostname, $this->username, $this->password);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Select the database
- *
- * @access private called by the base class
- * @return resource
- */
- function db_select()
- {
- return @mssql_select_db($this->database, $this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Execute the query
- *
- * @access private called by the base class
- * @param string an SQL query
- * @return resource
- */
- function _execute($sql)
- {
- $sql = $this->_prep_query($sql);
- return @mssql_query($sql, $this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Prep the query
- *
- * If needed, each database adapter can prep the query string
- *
- * @access private called by execute()
- * @param string an SQL query
- * @return string
- */
- function _prep_query($sql)
- {
- return $sql;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Begin Transaction
- *
- * @access public
- * @return bool
- */
- function trans_begin($test_mode = FALSE)
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- // Reset the transaction failure flag.
- // If the $test_mode flag is set to TRUE transactions will be rolled back
- // even if the queries produce a successful result.
- $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE;
-
- $this->simple_query('BEGIN TRAN');
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Commit Transaction
- *
- * @access public
- * @return bool
- */
- function trans_commit()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $this->simple_query('COMMIT TRAN');
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Rollback Transaction
- *
- * @access public
- * @return bool
- */
- function trans_rollback()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $this->simple_query('ROLLBACK TRAN');
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape String
- *
- * @access public
- * @param string
- * @return string
- */
- function escape_str($str)
- {
- // Escape single quotes
- return str_replace("'", "''", $str);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Close DB Connection
- *
- * @access public
- * @param resource
- * @return void
- */
- function destroy($conn_id)
- {
- mssql_close($conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Affected Rows
- *
- * @access public
- * @return integer
- */
- function affected_rows()
- {
- return @mssql_rows_affected($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert ID
- *
- * @access public
- * @return integer
- */
- function insert_id()
- {
- // Not supported in MS SQL?
- return 0;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * "Count All" query
- *
- * Generates a platform-specific query string that counts all records in
- * the specified database
- *
- * @access public
- * @param string
- * @return string
- */
- function count_all($table = '')
- {
- if ($table == '')
- return '0';
-
- $query = $this->query("SELECT COUNT(*) AS numrows FROM `".$this->dbprefix.$table."`");
-
- if ($query->num_rows() == 0)
- return '0';
-
- $row = $query->row();
- return $row->numrows;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message string
- *
- * @access public
- * @return string
- */
- function error_message()
- {
- // Are errros even supported in MS SQL?
- return '';
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message number
- *
- * @access public
- * @return integer
- */
- function error_number()
- {
- // Are error numbers supported?
- return '';
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape Table Name
- *
- * This function adds backticks if the table name has a period
- * in it. Some DBs will get cranky unless periods are escaped
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function escape_table($table)
- {
- if (stristr($table, '.'))
- {
- $table = preg_replace("/\./", "`.`", $table);
- }
-
- return $table;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data query
- *
- * Generates a platform-specific query so that the column data can be retrieved
- *
- * @access public
- * @param string the table name
- * @return object
- */
- function _field_data($table)
- {
- $sql = "SELECT TOP 1 FROM ".$this->escape_table($table);
- $query = $this->query($sql);
- return $query->field_data();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert statement
- *
- * Generates a platform-specific insert string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the insert keys
- * @param array the insert values
- * @return string
- */
- function _insert($table, $keys, $values)
- {
- return "INSERT INTO ".$this->escape_table($table)." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Update statement
- *
- * Generates a platform-specific update string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the update data
- * @param array the where clause
- * @return string
- */
- function _update($table, $values, $where)
- {
- foreach($values as $key => $val)
- {
- $valstr[] = $key." = ".$val;
- }
-
- return "UPDATE ".$this->escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the where clause
- * @return string
- */
- function _delete($table, $where)
- {
- return "DELETE FROM ".$this->escape_table($table)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Version number query string
- *
- * @access public
- * @return string
- */
- function _version()
- {
- return "SELECT version() AS ver";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show table query
- *
- * Generates a platform-specific query string so that the table names can be fetched
- *
- * @access public
- * @return string
- */
- function _show_tables()
- {
- return "SELECT name FROM sysobjects WHERE type = 'U' ORDER BY name";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show columnn query
- *
- * Generates a platform-specific query string so that the column names can be fetched
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function _show_columns($table = '')
- {
- return "SELECT * FROM INFORMATION_SCHEMA.Columns WHERE TABLE_NAME = '".$this->escape_table($table)."'";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Limit string
- *
- * Generates a platform-specific LIMIT clause
- *
- * @access public
- * @param string the sql query string
- * @param integer the number of rows to limit the query to
- * @param integer the offset value
- * @return string
- */
- function _limit($sql, $limit, $offset)
- {
- $i = $limit + $offset;
-
- return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$i.' ', $sql);
- }
-
-}
-
-
-
-/**
- * MS SQL Result Class
- *
- * This class extends the parent result class: CI_DB_result
- *
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_mssql_result extends CI_DB_result {
-
- /**
- * Number of rows in the result set
- *
- * @access public
- * @return integer
- */
- function num_rows()
- {
- return @mssql_num_rows($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Number of fields in the result set
- *
- * @access public
- * @return integer
- */
- function num_fields()
- {
- return @mssql_num_fields($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data
- *
- * Generates an array of objects containing field meta-data
- *
- * @access public
- * @return array
- */
- function field_data()
- {
- $retval = array();
- while ($field = mssql_fetch_field($this->result_id))
- {
- $F = new stdClass();
- $F->name = $field->name;
- $F->type = $field->type;
- $F->max_length = $field->max_length;
- $F->primary_key = 0;
- $F->default = '';
-
- $retval[] = $F;
- }
-
- return $retval;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - associative array
- *
- * Returns the result set as an array
- *
- * @access private
- * @return array
- */
- function _fetch_assoc()
- {
- return mssql_fetch_assoc($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - object
- *
- * Returns the result set as an object
- *
- * @access private
- * @return object
- */
- function _fetch_object()
- {
- return mssql_fetch_object($this->result_id);
- }
-
-}
-
-?> \ No newline at end of file
diff --git a/system/drivers/DB_mysql.php b/system/drivers/DB_mysql.php
deleted file mode 100644
index 208f09c25..000000000
--- a/system/drivers/DB_mysql.php
+++ /dev/null
@@ -1,574 +0,0 @@
-<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * Code Igniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author Rick Ellis
- * @copyright Copyright (c) 2006, pMachine, Inc.
- * @license http://www.codeignitor.com/user_guide/license.html
- * @link http://www.codeigniter.com
- * @since Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * MySQL Database Adapter Class
- *
- * Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
- * class is being used or not.
- *
- * @package CodeIgniter
- * @subpackage Drivers
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_mysql extends CI_DB {
-
- /**
- * Whether to use the MySQL "delete hack" which allows the number
- * of affected rows to be shown. Uses a preg_replace when enabled,
- * adding a bit more processing to all queries.
- */
- var $delete_hack = TRUE;
-
- /**
- * Non-persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_connect()
- {
- return mysql_connect($this->hostname, $this->username, $this->password, TRUE);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_pconnect()
- {
- return mysql_pconnect($this->hostname, $this->username, $this->password);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Select the database
- *
- * @access private called by the base class
- * @return resource
- */
- function db_select()
- {
- return @mysql_select_db($this->database, $this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Execute the query
- *
- * @access private called by the base class
- * @param string an SQL query
- * @return resource
- */
- function _execute($sql)
- {
- $sql = $this->_prep_query($sql);
- return @mysql_query($sql, $this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Prep the query
- *
- * If needed, each database adapter can prep the query string
- *
- * @access private called by execute()
- * @param string an SQL query
- * @return string
- */
- function _prep_query($sql)
- {
- // "DELETE FROM TABLE" returns 0 affected rows This hack modifies
- // the query so that it returns the number of affected rows
- if ($this->delete_hack === TRUE)
- {
- if (preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $sql))
- {
- $sql = preg_replace("/^\s*DELETE\s+FROM\s+(\S+)\s*$/", "DELETE FROM \\1 WHERE 1=1", $sql);
- }
- }
-
- return $sql;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Begin Transaction
- *
- * @access public
- * @return bool
- */
- function trans_begin($test_mode = FALSE)
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- // Reset the transaction failure flag.
- // If the $test_mode flag is set to TRUE transactions will be rolled back
- // even if the queries produce a successful result.
- $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE;
-
- $this->simple_query('SET AUTOCOMMIT=0');
- $this->simple_query('START TRANSACTION'); // can also be BEGIN or BEGIN WORK
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Commit Transaction
- *
- * @access public
- * @return bool
- */
- function trans_commit()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $this->simple_query('COMMIT');
- $this->simple_query('SET AUTOCOMMIT=1');
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Rollback Transaction
- *
- * @access public
- * @return bool
- */
- function trans_rollback()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $this->simple_query('ROLLBACK');
- $this->simple_query('SET AUTOCOMMIT=1');
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape String
- *
- * @access public
- * @param string
- * @return string
- */
- function escape_str($str)
- {
- return mysql_real_escape_string($str);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Close DB Connection
- *
- * @access public
- * @param resource
- * @return void
- */
- function destroy($conn_id)
- {
- mysql_close($conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Affected Rows
- *
- * @access public
- * @return integer
- */
- function affected_rows()
- {
- return @mysql_affected_rows($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert ID
- *
- * @access public
- * @return integer
- */
- function insert_id()
- {
- return @mysql_insert_id($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * "Count All" query
- *
- * Generates a platform-specific query string that counts all records in
- * the specified database
- *
- * @access public
- * @param string
- * @return string
- */
- function count_all($table = '')
- {
- if ($table == '')
- return '0';
-
- $query = $this->query("SELECT COUNT(*) AS numrows FROM `".$this->dbprefix.$table."`");
-
- if ($query->num_rows() == 0)
- return '0';
-
- $row = $query->row();
- return $row->numrows;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message string
- *
- * @access public
- * @return string
- */
- function error_message()
- {
- return mysql_error($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message number
- *
- * @access public
- * @return integer
- */
- function error_number()
- {
- return mysql_errno($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape Table Name
- *
- * This function adds backticks if the table name has a period
- * in it. Some DBs will get cranky unless periods are escaped
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function escape_table($table)
- {
- if (stristr($table, '.'))
- {
- $table = preg_replace("/\./", "`.`", $table);
- }
-
- return $table;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data query
- *
- * Generates a platform-specific query so that the column data can be retrieved
- *
- * @access public
- * @param string the table name
- * @return object
- */
- function _field_data($table)
- {
- $sql = "SELECT * FROM ".$this->escape_table($table)." LIMIT 1";
- $query = $this->query($sql);
- return $query->field_data();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert statement
- *
- * Generates a platform-specific insert string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the insert keys
- * @param array the insert values
- * @return string
- */
- function _insert($table, $keys, $values)
- {
- return "INSERT INTO ".$this->escape_table($table)." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Update statement
- *
- * Generates a platform-specific update string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the update data
- * @param array the where clause
- * @return string
- */
- function _update($table, $values, $where)
- {
- foreach($values as $key => $val)
- {
- $valstr[] = $key." = ".$val;
- }
-
- return "UPDATE ".$this->escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the where clause
- * @return string
- */
- function _delete($table, $where)
- {
- return "DELETE FROM ".$this->escape_table($table)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Version number query string
- *
- * @access public
- * @return string
- */
- function _version()
- {
- return "SELECT version() AS ver";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show table query
- *
- * Generates a platform-specific query string so that the table names can be fetched
- *
- * @access public
- * @return string
- */
- function _show_tables()
- {
- return "SHOW TABLES FROM `".$this->database."`";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show columnn query
- *
- * Generates a platform-specific query string so that the column names can be fetched
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function _show_columns($table = '')
- {
- return "SHOW COLUMNS FROM ".$this->escape_table($table);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Limit string
- *
- * Generates a platform-specific LIMIT clause
- *
- * @access public
- * @param string the sql query string
- * @param integer the number of rows to limit the query to
- * @param integer the offset value
- * @return string
- */
- function _limit($sql, $limit, $offset)
- {
- if ($offset == 0)
- {
- $offset = '';
- }
- else
- {
- $offset .= ", ";
- }
-
- return $sql."LIMIT ".$offset.$limit;
- }
-
-}
-
-
-/**
- * MySQL Result Class
- *
- * This class extends the parent result class: CI_DB_result
- *
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_mysql_result extends CI_DB_result {
-
- /**
- * Number of rows in the result set
- *
- * @access public
- * @return integer
- */
- function num_rows()
- {
- return @mysql_num_rows($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Number of fields in the result set
- *
- * @access public
- * @return integer
- */
- function num_fields()
- {
- return @mysql_num_fields($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data
- *
- * Generates an array of objects containing field meta-data
- *
- * @access public
- * @return array
- */
- function field_data()
- {
- $retval = array();
- while ($field = mysql_fetch_field($this->result_id))
- {
- $F = new stdClass();
- $F->name = $field->name;
- $F->type = $field->type;
- $F->default = $field->def;
- $F->max_length = $field->max_length;
- $F->primary_key = $field->primary_key;
-
- $retval[] = $F;
- }
-
- return $retval;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - associative array
- *
- * Returns the result set as an array
- *
- * @access private
- * @return array
- */
- function _fetch_assoc()
- {
- return mysql_fetch_assoc($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - object
- *
- * Returns the result set as an object
- *
- * @access private
- * @return object
- */
- function _fetch_object()
- {
- return mysql_fetch_object($this->result_id);
- }
-
-}
-
-?> \ No newline at end of file
diff --git a/system/drivers/DB_mysqli.php b/system/drivers/DB_mysqli.php
deleted file mode 100644
index 288f552dd..000000000
--- a/system/drivers/DB_mysqli.php
+++ /dev/null
@@ -1,577 +0,0 @@
-<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * Code Igniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author Rick Ellis
- * @copyright Copyright (c) 2006, pMachine, Inc.
- * @license http://www.codeignitor.com/user_guide/license.html
- * @link http://www.codeigniter.com
- * @since Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * MySQLi Database Adapter Class - MySQLi only works with PHP 5
- *
- * Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
- * class is being used or not.
- *
- * @package CodeIgniter
- * @subpackage Drivers
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_mysqli extends CI_DB {
-
- /**
- * Whether to use the MySQL "delete hack" which allows the number
- * of affected rows to be shown. Uses a preg_replace when enabled,
- * adding a bit more processing to all queries.
- */
- var $delete_hack = TRUE;
-
- // --------------------------------------------------------------------
-
- /**
- * Non-persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_connect()
- {
- return mysqli_connect($this->hostname, $this->username, $this->password);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_pconnect()
- {
- return $this->db_connect();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Select the database
- *
- * @access private called by the base class
- * @return resource
- */
- function db_select()
- {
- return @mysqli_select_db($this->conn_id, $this->database);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Execute the query
- *
- * @access private called by the base class
- * @param string an SQL query
- * @return resource
- */
- function _execute($sql)
- {
- $sql = $this->_prep_query($sql);
- $result = @mysqli_query($this->conn_id, $sql);
- return $result;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Prep the query
- *
- * If needed, each database adapter can prep the query string
- *
- * @access private called by execute()
- * @param string an SQL query
- * @return string
- */
- function _prep_query($sql)
- {
- // "DELETE FROM TABLE" returns 0 affected rows This hack modifies
- // the query so that it returns the number of affected rows
- if ($this->delete_hack === TRUE)
- {
- if (preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $sql))
- {
- $sql = preg_replace("/^\s*DELETE\s+FROM\s+(\S+)\s*$/", "DELETE FROM \\1 WHERE 1=1", $sql);
- }
- }
-
- return $sql;
- }
-
-
- // --------------------------------------------------------------------
-
- /**
- * Begin Transaction
- *
- * @access public
- * @return bool
- */
- function trans_begin($test_mode = FALSE)
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- // Reset the transaction failure flag.
- // If the $test_mode flag is set to TRUE transactions will be rolled back
- // even if the queries produce a successful result.
- $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE;
-
- $this->simple_query('SET AUTOCOMMIT=0');
- $this->simple_query('START TRANSACTION'); // can also be BEGIN or BEGIN WORK
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Commit Transaction
- *
- * @access public
- * @return bool
- */
- function trans_commit()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $this->simple_query('COMMIT');
- $this->simple_query('SET AUTOCOMMIT=1');
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Rollback Transaction
- *
- * @access public
- * @return bool
- */
- function trans_rollback()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $this->simple_query('ROLLBACK');
- $this->simple_query('SET AUTOCOMMIT=1');
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape String
- *
- * @access public
- * @param string
- * @return string
- */
- function escape_str($str)
- {
- return mysqli_real_escape_string($this->conn_id, $str);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Close DB Connection
- *
- * @access public
- * @param resource
- * @return void
- */
- function destroy($conn_id)
- {
- mysqli_close($conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Affected Rows
- *
- * @access public
- * @return integer
- */
- function affected_rows()
- {
- return @mysqli_affected_rows($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert ID
- *
- * @access public
- * @return integer
- */
- function insert_id()
- {
- return @mysqli_insert_id($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * "Count All" query
- *
- * Generates a platform-specific query string that counts all records in
- * the specified database
- *
- * @access public
- * @param string
- * @return string
- */
- function count_all($table = '')
- {
- if ($table == '')
- return '0';
-
- $query = $this->query("SELECT COUNT(*) AS numrows FROM `".$this->dbprefix.$table."`");
-
- if ($query->num_rows() == 0)
- return '0';
-
- $row = $query->row();
- return $row->numrows;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message string
- *
- * @access public
- * @return string
- */
- function error_message()
- {
- return mysqli_error($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message number
- *
- * @access public
- * @return integer
- */
- function error_number()
- {
- return mysqli_errno($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape Table Name
- *
- * This function adds backticks if the table name has a period
- * in it. Some DBs will get cranky unless periods are escaped
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function escape_table($table)
- {
- if (stristr($table, '.'))
- {
- $table = preg_replace("/\./", "`.`", $table);
- }
-
- return $table;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data query
- *
- * Generates a platform-specific query so that the column data can be retrieved
- *
- * @access public
- * @param string the table name
- * @return object
- */
- function _field_data($table)
- {
- $sql = "SELECT * FROM ".$this->escape_table($table)." LIMIT 1";
- $query = $this->query($sql);
- return $query->field_data();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert statement
- *
- * Generates a platform-specific insert string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the insert keys
- * @param array the insert values
- * @return string
- */
- function _insert($table, $keys, $values)
- {
- return "INSERT INTO ".$this->escape_table($table)." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Update statement
- *
- * Generates a platform-specific update string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the update data
- * @param array the where clause
- * @return string
- */
- function _update($table, $values, $where)
- {
- foreach($values as $key => $val)
- {
- $valstr[] = $key." = ".$val;
- }
-
- return "UPDATE ".$this->escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the where clause
- * @return string
- */
- function _delete($table, $where)
- {
- return "DELETE FROM ".$this->escape_table($table)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Version number query string
- *
- * @access public
- * @return string
- */
- function _version()
- {
- return "SELECT version() AS ver";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show table query
- *
- * Generates a platform-specific query string so that the table names can be fetched
- *
- * @access public
- * @return string
- */
- function _show_tables()
- {
- return "SHOW TABLES FROM `".$this->database."`";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show columnn query
- *
- * Generates a platform-specific query string so that the column names can be fetched
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function _show_columns($table = '')
- {
- return "SHOW COLUMNS FROM ".$this->escape_table($table);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Limit string
- *
- * Generates a platform-specific LIMIT clause
- *
- * @access public
- * @param string the sql query string
- * @param integer the number of rows to limit the query to
- * @param integer the offset value
- * @return string
- */
- function _limit($sql, $limit, $offset)
- {
- $sql .= "LIMIT ".$limit;
-
- if ($offset > 0)
- {
- $sql .= " OFFSET ".$offset;
- }
-
- return $sql;
- }
-
-}
-
-
-
-/**
- * MySQLi Result Class
- *
- * This class extends the parent result class: CI_DB_result
- *
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_mysqli_result extends CI_DB_result {
-
- /**
- * Number of rows in the result set
- *
- * @access public
- * @return integer
- */
- function num_rows()
- {
- return @mysqli_num_rows($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Number of fields in the result set
- *
- * @access public
- * @return integer
- */
- function num_fields()
- {
- return @mysqli_num_fields($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data
- *
- * Generates an array of objects containing field meta-data
- *
- * @access public
- * @return array
- */
- function field_data()
- {
- $retval = array();
- while ($field = mysqli_fetch_field($this->result_id))
- {
- $F = new stdClass();
- $F->name = $field->name;
- $F->type = $field->type;
- $F->default = $field->def;
- $F->max_length = $field->max_length;
- $F->primary_key = ($field->flags & MYSQLI_PRI_KEY_FLAG) ? 1 : 0;
-
- $retval[] = $F;
- }
-
- return $retval;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - associative array
- *
- * Returns the result set as an array
- *
- * @access private
- * @return array
- */
- function _fetch_assoc()
- {
- return mysqli_fetch_assoc($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - object
- *
- * Returns the result set as an object
- *
- * @access private
- * @return object
- */
- function _fetch_object()
- {
- return mysqli_fetch_object($this->result_id);
- }
-
-}
-
-?> \ No newline at end of file
diff --git a/system/drivers/DB_oci8.php b/system/drivers/DB_oci8.php
deleted file mode 100644
index a88b474bd..000000000
--- a/system/drivers/DB_oci8.php
+++ /dev/null
@@ -1,781 +0,0 @@
-<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * Code Igniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author Rick Ellis
- * @copyright Copyright (c) 2006, pMachine, Inc.
- * @license http://www.codeignitor.com/user_guide/license.html
- * @link http://www.codeigniter.com
- * @since Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * oci8 Database Adapter Class
- *
- * Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
- * class is being used or not.
- *
- * @package CodeIgniter
- * @subpackage Drivers
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-
-/**
- * oci8 Database Adapter Class
- *
- * This is a modification of the DB_driver class to
- * permit access to oracle databases
- *
- * NOTE: this uses the PHP 4 oci methods
- *
- * @author Kelly McArdle
- *
- */
-
-class CI_DB_oci8 extends CI_DB {
-
- // Set "auto commit" by default
- var $_commit = OCI_COMMIT_ON_SUCCESS;
-
- // need to track statement id and cursor id
- var $stmt_id;
- var $curs_id;
-
- // if we use a limit, we will add a field that will
- // throw off num_fields later
- var $limit_used;
-
- /**
- * Non-persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_connect()
- {
- return ocilogon($this->username, $this->password, $this->hostname);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_pconnect()
- {
- return ociplogon($this->username, $this->password, $this->hostname);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Select the database
- *
- * @access private called by the base class
- * @return resource
- */
- function db_select()
- {
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Execute the query
- *
- * @access private called by the base class
- * @param string an SQL query
- * @return resource
- */
- function _execute($sql)
- {
- // oracle must parse the query before it
- // is run, all of the actions with
- // the query are based off the statement id
- // returned by ociparse
- $this->_set_stmt_id($sql);
- ocisetprefetch($this->stmt_id, 1000);
- return @ociexecute($this->stmt_id, $this->_commit);
- }
-
- /**
- * Generate a statement ID
- *
- * @access private
- * @param string an SQL query
- * @return none
- */
- function _set_stmt_id($sql)
- {
- if ( ! is_resource($this->stmt_id))
- {
- $this->stmt_id = ociparse($this->conn_id, $this->_prep_query($sql));
- }
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Prep the query
- *
- * If needed, each database adapter can prep the query string
- *
- * @access private called by execute()
- * @param string an SQL query
- * @return string
- */
- function _prep_query($sql)
- {
- return $sql;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * getCursor. Returns a cursor from the datbase
- *
- * @access public
- * @return cursor id
- */
- function get_cursor()
- {
- return $this->curs_id = ocinewcursor($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Stored Procedure. Executes a stored procedure
- *
- * @access public
- * @param package package stored procedure is in
- * @param procedure stored procedure to execute
- * @param params array of parameters
- * @return array
- *
- * params array keys
- *
- * KEY OPTIONAL NOTES
- * name no the name of the parameter should be in :<param_name> format
- * value no the value of the parameter. If this is an OUT or IN OUT parameter,
- * this should be a reference to a variable
- * type yes the type of the parameter
- * length yes the max size of the parameter
- */
- function stored_procedure($package, $procedure, $params)
- {
- if ($package == '' OR $procedure == '' OR ! is_array($params))
- {
- if ($this->db_debug)
- {
- log_message('error', 'Invalid query: '.$package.'.'.$procedure);
- return $this->display_error('db_invalid_query');
- }
- return FALSE;
- }
-
- // build the query string
- $sql = "begin $package.$procedure(";
-
- $have_cursor = FALSE;
- foreach($params as $param)
- {
- $sql .= $param['name'] . ",";
-
- if (array_key_exists('type', $param) && ($param['type'] == OCI_B_CURSOR))
- {
- $have_cursor = TRUE;
- }
- }
- $sql = trim($sql, ",") . "); end;";
-
- $this->stmt_id = FALSE;
- $this->_set_stmt_id($sql);
- $this->_bind_params($params);
- $this->query($sql, FALSE, $have_cursor);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Bind parameters
- *
- * @access private
- * @return none
- */
- function _bind_params($params)
- {
- if ( ! is_array($params) OR ! is_resource($this->stmt_id))
- {
- return;
- }
-
- foreach ($params as $param)
- {
- foreach (array('name', 'value', 'type', 'length') as $val)
- {
- if ( ! isset($param[$val]))
- {
- $param[$val] = '';
- }
- }
-
- ocibindbyname($this->stmt_id, $param['name'], $param['value'], $param['length'], $param['type']);
- }
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Begin Transaction
- *
- * @access public
- * @return bool
- */
- function trans_begin($test_mode = FALSE)
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- // Reset the transaction failure flag.
- // If the $test_mode flag is set to TRUE transactions will be rolled back
- // even if the queries produce a successful result.
- $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE;
-
- $this->_commit = OCI_DEFAULT;
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Commit Transaction
- *
- * @access public
- * @return bool
- */
- function trans_commit()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $ret = OCIcommit($this->conn_id);
- $this->_commit = OCI_COMMIT_ON_SUCCESS;
- return $ret;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Rollback Transaction
- *
- * @access public
- * @return bool
- */
- function trans_rollback()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $ret = OCIrollback($this->conn_id);
- $this->_commit = OCI_COMMIT_ON_SUCCESS;
- return $ret;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape String
- *
- * @access public
- * @param string
- * @return string
- */
- function escape_str($str)
- {
- return $str;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Close DB Connection
- *
- * @access public
- * @param resource
- * @return void
- */
- function destroy($conn_id)
- {
- ocilogoff($conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Affected Rows
- *
- * @access public
- * @return integer
- */
- function affected_rows()
- {
- return @ocirowcount($this->stmt_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert ID
- *
- * @access public
- * @return integer
- */
- function insert_id()
- {
- // not supported in oracle
- return 0;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * "Count All" query
- *
- * Generates a platform-specific query string that counts all records in
- * the specified database
- *
- * @access public
- * @param string
- * @return string
- */
- function count_all($table = '')
- {
- if ($table == '')
- return '0';
-
- $query = $this->query("SELECT COUNT(1) AS numrows FROM ".$table);
-
- if ($query == FALSE)
- {
- return 0;
- }
-
- $row = $query->row();
- return $row->NUMROWS;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message string
- *
- * @access public
- * @return string
- */
- function error_message()
- {
- $error = ocierror($this->conn_id);
- return $error['message'];
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message number
- *
- * @access public
- * @return integer
- */
- function error_number()
- {
- $error = ocierror($this->conn_id);
- return $error['code'];
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape Table Name
- *
- * This function adds backticks if the table name has a period
- * in it. Some DBs will get cranky unless periods are escaped
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function escape_table($table)
- {
- if (stristr($table, '.'))
- {
- $table = preg_replace("/\./", "`.`", $table);
- }
-
- return $table;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data query
- *
- * Generates a platform-specific query so that the column data can be retrieved
- *
- * @access public
- * @param string the table name
- * @return object
- */
- function _field_data($table)
- {
- $sql = "SELECT * FROM ".$this->escape_table($table)." where rownum = 1";
- $query = $this->query($sql);
- return $query->field_data();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert statement
- *
- * Generates a platform-specific insert string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the insert keys
- * @param array the insert values
- * @return string
- */
- function _insert($table, $keys, $values)
- {
- return "INSERT INTO ".$this->escape_table($table)." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Update statement
- *
- * Generates a platform-specific update string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the update data
- * @param array the where clause
- * @return string
- */
- function _update($table, $values, $where)
- {
- foreach($values as $key => $val)
- {
- $valstr[] = $key." = ".$val;
- }
-
- return "UPDATE ".$this->escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the where clause
- * @return string
- */
- function _delete($table, $where)
- {
- return "DELETE FROM ".$this->escape_table($table)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Version number query string
- *
- * @access public
- * @return string
- */
- function _version()
- {
- $ver = ociserverversion($this->conn_id);
- return $ver;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show table query
- *
- * Generates a platform-specific query string so that the table names can be fetched
- *
- * @access public
- * @return string
- */
- function _show_tables()
- {
- return "select TABLE_NAME FROM ALL_TABLES";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show columnn query
- *
- * Generates a platform-specific query string so that the column names can be fetched
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function _show_columns($table = '')
- {
- return "SELECT COLUMN_NAME FROM all_tab_columns WHERE table_name = '$table'";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Limit string
- *
- * Generates a platform-specific LIMIT clause
- *
- * @access public
- * @param string the sql query string
- * @param integer the number of rows to limit the query to
- * @param integer the offset value
- * @return string
- */
- function _limit($sql, $limit, $offset)
- {
- $limit = $offset + $limit;
- $newsql = "SELECT * FROM (select inner_query.*, rownum rnum FROM ($sql) inner_query WHERE rownum < $limit)";
-
- if ($offset != 0)
- {
- $newsql .= " WHERE rnum >= $offset";
- }
-
- // remember that we used limits
- $this->limit_used = TRUE;
-
- return $newsql;
- }
-
-}
-
-
-/**
- * oci8 Result Class
- *
- * This class extends the parent result class: CI_DB_result
- *
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_oci8_result extends CI_DB_result {
-
- var $stmt_id;
- var $curs_id;
- var $limit_used;
-
- /**
- * Number of rows in the result set
- *
- * @access public
- * @return integer
- */
- function num_rows()
- {
- // get the results, count them,
- // rerun query - otherwise we
- // won't have data after calling
- // num_rows()
- $this->result_array();
- $rowcount = count($this->result_array);
- @ociexecute($this->stmt_id);
- if ($this->curs_id)
- {
- @ociexecute($this->curs_id);
- }
- return $rowcount;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Number of fields in the result set
- *
- * @access public
- * @return integer
- */
- function num_fields()
- {
- $count = @ocinumcols($this->stmt_id);
-
- // if we used a limit, we added a field,
- // subtract it out
- if ($this->limit_used)
- {
- $count = $count - 1;
- }
-
- return $count;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data
- *
- * Generates an array of objects containing field meta-data
- *
- * @access public
- * @return array
- */
- function field_data()
- {
- $retval = array();
- $fieldCount = $this->num_fields();
- for ($c = 1; $c <= $fieldCount; $c++)
- {
- $F = new stdClass();
- $F->name = ocicolumnname($this->stmt_id, $c);
- $F->type = ocicolumntype($this->stmt_id, $c);
- $F->max_length = ocicolumnsize($this->stmt_id, $c);
-
- $retval[] = $F;
- }
-
- return $retval;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - associative array
- *
- * Returns the result set as an array
- *
- * @access private
- * @return array
- */
- function _fetch_assoc(&$row)
- {
- // if pulling from a cursor, use curs_id
- if ($this->curs_id)
- {
- return ocifetchinto($this->curs_id, $row, OCI_ASSOC + OCI_RETURN_NULLS);
- }
- else
- {
- return ocifetchinto($this->stmt_id, $row, OCI_ASSOC + OCI_RETURN_NULLS);
- }
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - object
- *
- * Returns the result set as an object
- *
- * @access private
- * @return object
- */
- function _fetch_object()
- {
- // the PHP 4 version of the oracle functions do not
- // have a fetch method so we call the array version
- // and build an object from that
-
- $row = array();
- $res = $this->_fetch_assoc($row);
- if ($res != FALSE)
- {
- $obj = new stdClass();
- foreach ($row as $key => $value)
- {
- $obj->{$key} = $value;
- }
-
- $res = $obj;
- }
- return $res;
- }
-
- /**
- * Query result. "array" version.
- *
- * @access public
- * @return array
- */
- function result_array()
- {
- if (count($this->result_array) > 0)
- {
- return $this->result_array;
- }
-
- // oracle's fetch functions do not
- // return arrays, the information
- // is returned in reference parameters
- //
- $row = NULL;
- while ($this->_fetch_assoc($row))
- {
- $this->result_array[] = $row;
- }
-
- if (count($this->result_array) == 0)
- {
- return FALSE;
- }
-
- return $this->result_array;
- }
-
-}
-
-?> \ No newline at end of file
diff --git a/system/drivers/DB_odbc.php b/system/drivers/DB_odbc.php
deleted file mode 100644
index cdd2f4513..000000000
--- a/system/drivers/DB_odbc.php
+++ /dev/null
@@ -1,610 +0,0 @@
-<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * Code Igniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author Rick Ellis
- * @copyright Copyright (c) 2006, pMachine, Inc.
- * @license http://www.codeignitor.com/user_guide/license.html
- * @link http://www.codeigniter.com
- * @since Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * ODBC Database Adapter Class
- *
- * Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
- * class is being used or not.
- *
- * @package CodeIgniter
- * @subpackage Drivers
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_odbc extends CI_DB {
-
- /**
- * Non-persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_connect()
- {
- return odbc_connect($this->database, $this->username, $this->password);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_pconnect()
- {
- return odbc_pconnect($this->database, $this->username, $this->password);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Select the database
- *
- * @access private called by the base class
- * @return resource
- */
- function db_select()
- {
- // Not needed for ODBC
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Execute the query
- *
- * @access private called by the base class
- * @param string an SQL query
- * @return resource
- */
- function _execute($sql)
- {
- $sql = $this->_prep_query($sql);
- return @odbc_exec($this->conn_id, $sql);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Prep the query
- *
- * If needed, each database adapter can prep the query string
- *
- * @access private called by execute()
- * @param string an SQL query
- * @return string
- */
- function _prep_query($sql)
- {
- return $sql;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Begin Transaction
- *
- * @access public
- * @return bool
- */
- function trans_begin($test_mode = FALSE)
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- // Reset the transaction failure flag.
- // If the $test_mode flag is set to TRUE transactions will be rolled back
- // even if the queries produce a successful result.
- $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE;
-
- return odbc_autocommit($this->conn_id, FALSE);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Commit Transaction
- *
- * @access public
- * @return bool
- */
- function trans_commit()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $ret = odbc_commit($this->conn_id);
- odbc_autocommit($this->conn_id, TRUE);
- return $ret;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Rollback Transaction
- *
- * @access public
- * @return bool
- */
- function trans_rollback()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $ret = odbc_rollback($this->conn_id);
- odbc_autocommit($this->conn_id, TRUE);
- return $ret;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape String
- *
- * @access public
- * @param string
- * @return string
- */
- function escape_str($str)
- {
- // ODBC doesn't require escaping
- return $str;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Close DB Connection
- *
- * @access public
- * @param resource
- * @return void
- */
- function destroy($conn_id)
- {
- odbc_close($conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Affected Rows
- *
- * @access public
- * @return integer
- */
- function affected_rows()
- {
- return @odbc_num_rows($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert ID
- *
- * @access public
- * @return integer
- */
- function insert_id()
- {
- return @odbc_insert_id($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * "Count All" query
- *
- * Generates a platform-specific query string that counts all records in
- * the specified database
- *
- * @access public
- * @param string
- * @return string
- */
- function count_all($table = '')
- {
- if ($table == '')
- return '0';
-
- $query = $this->query("SELECT COUNT(*) AS numrows FROM `".$this->dbprefix.$table."`");
-
- if ($query->num_rows() == 0)
- return '0';
-
- $row = $query->row();
- return $row->numrows;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message string
- *
- * @access public
- * @return string
- */
- function error_message()
- {
- return odbc_errormsg($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message number
- *
- * @access public
- * @return integer
- */
- function error_number()
- {
- return odbc_error($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape Table Name
- *
- * This function adds backticks if the table name has a period
- * in it. Some DBs will get cranky unless periods are escaped
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function escape_table($table)
- {
- if (stristr($table, '.'))
- {
- $table = preg_replace("/\./", "`.`", $table);
- }
-
- return $table;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data query
- *
- * Generates a platform-specific query so that the column data can be retrieved
- *
- * @access public
- * @param string the table name
- * @return object
- */
- function _field_data($table)
- {
- $sql = "SELECT TOP 1 FROM ".$this->escape_table($table);
- $query = $this->query($sql);
- return $query->field_data();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert statement
- *
- * Generates a platform-specific insert string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the insert keys
- * @param array the insert values
- * @return string
- */
- function _insert($table, $keys, $values)
- {
- return "INSERT INTO ".$this->escape_table($table)." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Update statement
- *
- * Generates a platform-specific update string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the update data
- * @param array the where clause
- * @return string
- */
- function _update($table, $values, $where)
- {
- foreach($values as $key => $val)
- {
- $valstr[] = $key." = ".$val;
- }
-
- return "UPDATE ".$this->escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the where clause
- * @return string
- */
- function _delete($table, $where)
- {
- return "DELETE FROM ".$this->escape_table($table)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Version number query string
- *
- * @access public
- * @return string
- */
- function _version()
- {
- return "SELECT version() AS ver";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show table query
- *
- * Generates a platform-specific query string so that the table names can be fetched
- *
- * @access public
- * @return string
- */
- function _show_tables()
- {
- return "SHOW TABLES FROM `".$this->database."`";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show columnn query
- *
- * Generates a platform-specific query string so that the column names can be fetched
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function _show_columns($table = '')
- {
- return "SHOW COLUMNS FROM ".$this->escape_table($table);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Limit string
- *
- * Generates a platform-specific LIMIT clause
- *
- * @access public
- * @param string the sql query string
- * @param integer the number of rows to limit the query to
- * @param integer the offset value
- * @return string
- */
- function _limit($sql, $limit, $offset)
- {
- // Does ODBC doesn't use the LIMIT clause?
- return $sql;
- }
-
-}
-
-
-/**
- * ODBC Result Class
- *
- * This class extends the parent result class: CI_DB_result
- *
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_odbc_result extends CI_DB_result {
-
- /**
- * Number of rows in the result set
- *
- * @access public
- * @return integer
- */
- function num_rows()
- {
- return @odbc_num_rows($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Number of fields in the result set
- *
- * @access public
- * @return integer
- */
- function num_fields()
- {
- return @odbc_num_fields($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data
- *
- * Generates an array of objects containing field meta-data
- *
- * @access public
- * @return array
- */
- function field_data()
- {
- $retval = array();
- for ($i = 0; $i < $this->num_fields(); $i++)
- {
- $F = new stdClass();
- $F->name = odbc_field_name($this->result_id, $i);
- $F->type = odbc_field_type($this->result_id, $i);
- $F->max_length = odbc_field_len($this->result_id, $i);
- $F->primary_key = 0;
- $F->default = '';
-
- $retval[] = $F;
- }
-
- return $retval;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - associative array
- *
- * Returns the result set as an array
- *
- * @access private
- * @return array
- */
- function _fetch_assoc()
- {
- if (function_exists('odbc_fetch_object'))
- {
- return odbc_fetch_array($this->result_id);
- }
- else
- {
- return $this->_odbc_fetch_array($this->result_id);
- }
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - object
- *
- * Returns the result set as an object
- *
- * @access private
- * @return object
- */
- function _fetch_object()
- {
- if (function_exists('odbc_fetch_object'))
- {
- return odbc_fetch_object($this->result_id);
- }
- else
- {
- return $this->_odbc_fetch_object($this->result_id);
- }
- }
-
-
- /**
- * Result - object
- *
- * subsititutes the odbc_fetch_object function when
- * not available (odbc_fetch_object requires unixODBC)
- *
- * @access private
- * @return object
- */
-
- function _odbc_fetch_object(& $odbc_result) {
- $rs = array();
- $rs_obj = false;
- if (odbc_fetch_into($odbc_result, $rs)) {
- foreach ($rs as $k=>$v) {
- $field_name= odbc_field_name($odbc_result, $k+1);
- $rs_obj->$field_name = $v;
- }
- }
- return $rs_obj;
- }
-
-
- /**
- * Result - array
- *
- * subsititutes the odbc_fetch_array function when
- * not available (odbc_fetch_array requires unixODBC)
- *
- * @access private
- * @return array
- */
-
- function _odbc_fetch_array(& $odbc_result) {
- $rs = array();
- $rs_assoc = false;
- if (odbc_fetch_into($odbc_result, $rs)) {
- $rs_assoc=array();
- foreach ($rs as $k=>$v) {
- $field_name= odbc_field_name($odbc_result, $k+1);
- $rs_assoc[$field_name] = $v;
- }
- }
- return $rs_assoc;
- }
-
-}
-
-?> \ No newline at end of file
diff --git a/system/drivers/DB_postgre.php b/system/drivers/DB_postgre.php
deleted file mode 100644
index bd5fbac24..000000000
--- a/system/drivers/DB_postgre.php
+++ /dev/null
@@ -1,581 +0,0 @@
-<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * Code Igniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author Rick Ellis
- * @copyright Copyright (c) 2006, pMachine, Inc.
- * @license http://www.codeignitor.com/user_guide/license.html
- * @link http://www.codeigniter.com
- * @since Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * Postgre Database Adapter Class
- *
- * Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
- * class is being used or not.
- *
- * @package CodeIgniter
- * @subpackage Drivers
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_postgre extends CI_DB {
-
- /**
- * Non-persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_connect()
- {
- $port = ($this->port == '') ? '' : " port=".$this->port;
-
- return pg_connect("host=".$this->hostname.$port." dbname=".$this->database." user=".$this->username." password=".$this->password);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_pconnect()
- {
- $port = ($this->port == '') ? '' : " port=".$this->port;
-
- return pg_pconnect("host=".$this->hostname.$port." dbname=".$this->database." user=".$this->username." password=".$this->password);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Select the database
- *
- * @access private called by the base class
- * @return resource
- */
- function db_select()
- {
- // Not needed for Postgre so we'll return TRUE
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Execute the query
- *
- * @access private called by the base class
- * @param string an SQL query
- * @return resource
- */
- function _execute($sql)
- {
- $sql = $this->_prep_query($sql);
- return @pg_query($this->conn_id, $sql);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Prep the query
- *
- * If needed, each database adapter can prep the query string
- *
- * @access private called by execute()
- * @param string an SQL query
- * @return string
- */
- function _prep_query($sql)
- {
- return $sql;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Begin Transaction
- *
- * @access public
- * @return bool
- */
- function trans_begin($test_mode = FALSE)
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- // Reset the transaction failure flag.
- // If the $test_mode flag is set to TRUE transactions will be rolled back
- // even if the queries produce a successful result.
- $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE;
-
- return @pg_exec($this->conn_id, "begin");
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Commit Transaction
- *
- * @access public
- * @return bool
- */
- function trans_commit()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- return @pg_exec($this->conn_id, "commit");
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Rollback Transaction
- *
- * @access public
- * @return bool
- */
- function trans_rollback()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- return @pg_exec($this->conn_id, "rollback");
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape String
- *
- * @access public
- * @param string
- * @return string
- */
- function escape_str($str)
- {
- return pg_escape_string($str);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Close DB Connection
- *
- * @access public
- * @param resource
- * @return void
- */
- function destroy($conn_id)
- {
- pg_close($conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Affected Rows
- *
- * @access public
- * @return integer
- */
- function affected_rows()
- {
- return @pg_affected_rows($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert ID
- *
- * @access public
- * @return integer
- */
- function insert_id()
- {
- $v = pg_version($this->conn_id);
- $v = $v['server'];
-
- $table = func_num_args() > 0 ? func_get_arg(0) : null;
- $column = func_num_args() > 1 ? func_get_arg(1) : null;
-
- if ($table == null && $v >= '8.1')
- {
- $sql='SELECT LASTVAL() as ins_id';
- }
- elseif ($table != null && $column != null && $v >= '8.0')
- {
- $sql = sprintf("SELECT pg_get_serial_sequence('%s','%s') as seq", $table, $column);
- $query = $this->query($sql);
- $row = $query->row();
- $sql = sprintf("SELECT CURRVAL('%s') as ins_id", $row->seq);
- }
- elseif ($table != null)
- {
- // seq_name passed in table parameter
- $sql = sprintf("SELECT CURRVAL('%s') as ins_id", $table);
- }
- else
- {
- return pg_last_oid($this->result_id);
- }
- $query = $this->query($sql);
- $row = $query->row();
- return $row->ins_id;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * "Count All" query
- *
- * Generates a platform-specific query string that counts all records in
- * the specified database
- *
- * @access public
- * @param string
- * @return string
- */
- function count_all($table = '')
- {
- if ($table == '')
- return '0';
-
- $query = $this->query('SELECT COUNT(*) AS numrows FROM "'.$this->dbprefix.$table.'"');
-
- if ($query->num_rows() == 0)
- return '0';
-
- $row = $query->row();
- return $row->numrows;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message string
- *
- * @access public
- * @return string
- */
- function error_message()
- {
- return pg_last_error($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message number
- *
- * @access public
- * @return integer
- */
- function error_number()
- {
- return '';
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape Table Name
- *
- * This function adds backticks if the table name has a period
- * in it. Some DBs will get cranky unless periods are escaped.
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function escape_table($table)
- {
- if (stristr($table, '.'))
- {
- $table = '"'.preg_replace("/\./", '"."', $table).'"';
- }
-
- return $table;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data query
- *
- * Generates a platform-specific query so that the column data can be retrieved
- *
- * @access public
- * @param string the table name
- * @return object
- */
- function _field_data($table)
- {
- $sql = "SELECT * FROM ".$this->escape_table($table)." LIMIT 1";
- $query = $this->query($sql);
- return $query->field_data();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert statement
- *
- * Generates a platform-specific insert string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the insert keys
- * @param array the insert values
- * @return string
- */
- function _insert($table, $keys, $values)
- {
- return "INSERT INTO ".$this->escape_table($table)." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Update statement
- *
- * Generates a platform-specific update string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the update data
- * @param array the where clause
- * @return string
- */
- function _update($table, $values, $where)
- {
- foreach($values as $key => $val)
- {
- $valstr[] = $key." = ".$val;
- }
-
- return "UPDATE ".$this->escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the where clause
- * @return string
- */
- function _delete($table, $where)
- {
- return "DELETE FROM ".$this->escape_table($table)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Version number query string
- *
- * @access public
- * @return string
- */
- function _version()
- {
- return "SELECT version() AS ver";
- }
-
- /**
- * Show table query
- *
- * Generates a platform-specific query string so that the table names can be fetched
- *
- * @access public
- * @return string
- */
- function _show_tables()
- {
- return "SELECT table_name FROM information_schema.tables WHERE table_schema = 'public'";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show columnn query
- *
- * Generates a platform-specific query string so that the column names can be fetched
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function _show_columns($table = '')
- {
- return "SELECT column_name FROM information_schema.columns WHERE table_name ='".$this->escape_table($table)."'";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Limit string
- *
- * Generates a platform-specific LIMIT clause
- *
- * @access public
- * @param string the sql query string
- * @param integer the number of rows to limit the query to
- * @param integer the offset value
- * @return string
- */
- function _limit($sql, $limit, $offset)
- {
- $sql .= "LIMIT ".$limit;
-
- if ($offset > 0)
- {
- $sql .= " OFFSET ".$offset;
- }
-
- return $sql;
- }
-
-}
-
-
-
-/**
- * Postgres Result Class
- *
- * This class extends the parent result class: CI_DB_result
- *
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_postgre_result extends CI_DB_result {
-
- /**
- * Number of rows in the result set
- *
- * @access public
- * @return integer
- */
- function num_rows()
- {
- return @pg_num_rows($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Number of fields in the result set
- *
- * @access public
- * @return integer
- */
- function num_fields()
- {
- return @pg_num_fields($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data
- *
- * Generates an array of objects containing field meta-data
- *
- * @access public
- * @return array
- */
- function field_data()
- {
- $retval = array();
- for ($i = 0; $i < $this->num_fields(); $i++)
- {
- $F = new stdClass();
- $F->name = pg_field_name($this->result_id, $i);
- $F->type = pg_field_type($this->result_id, $i);
- $F->max_length = pg_field_size($this->result_id, $i);
- $F->primary_key = $i == 0;
- $F->default = '';
-
- $retval[] = $F;
- }
-
- return $retval;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - associative array
- *
- * Returns the result set as an array
- *
- * @access private
- * @return array
- */
- function _fetch_assoc()
- {
- return pg_fetch_assoc($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - object
- *
- * Returns the result set as an object
- *
- * @access private
- * @return object
- */
- function _fetch_object()
- {
- return pg_fetch_object($this->result_id);
- }
-
-}
-
-?> \ No newline at end of file
diff --git a/system/drivers/DB_sqlite.php b/system/drivers/DB_sqlite.php
deleted file mode 100644
index b21241a1f..000000000
--- a/system/drivers/DB_sqlite.php
+++ /dev/null
@@ -1,584 +0,0 @@
-<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * Code Igniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author Rick Ellis
- * @copyright Copyright (c) 2006, pMachine, Inc.
- * @license http://www.codeignitor.com/user_guide/license.html
- * @link http://www.codeigniter.com
- * @since Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-
-
-/**
- * SQLite Database Adapter Class
- *
- * Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
- * class is being used or not.
- *
- * @package CodeIgniter
- * @subpackage Drivers
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_sqlite extends CI_DB {
-
- /**
- * Non-persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_connect()
- {
- if ( ! $conn_id = sqlite_open($this->database, 0666, $error))
- {
- log_message('error', $error);
-
- if ($this->db_debug)
- {
- $this->display_error($error, '', TRUE);
- }
- }
-
- return $conn_id;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Persistent database connection
- *
- * @access private called by the base class
- * @return resource
- */
- function db_pconnect()
- {
- if ( ! $conn_id = sqlite_popen($this->database, 0666, $error))
- {
- log_message('error', $error);
-
- if ($this->db_debug)
- {
- $this->display_error($error, '', TRUE);
- }
- }
-
- return $conn_id;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Select the database
- *
- * @access private called by the base class
- * @return resource
- */
- function db_select()
- {
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Execute the query
- *
- * @access private called by the base class
- * @param string an SQL query
- * @return resource
- */
- function _execute($sql)
- {
- $sql = $this->_prep_query($sql);
- return @sqlite_query($this->conn_id, $sql);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Prep the query
- *
- * If needed, each database adapter can prep the query string
- *
- * @access private called by execute()
- * @param string an SQL query
- * @return string
- */
- function _prep_query($sql)
- {
- return $sql;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Begin Transaction
- *
- * @access public
- * @return bool
- */
- function trans_begin($test_mode = FALSE)
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- // Reset the transaction failure flag.
- // If the $test_mode flag is set to TRUE transactions will be rolled back
- // even if the queries produce a successful result.
- $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE;
-
- $this->simple_query('BEGIN TRANSACTION');
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Commit Transaction
- *
- * @access public
- * @return bool
- */
- function trans_commit()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $this->simple_query('COMMIT');
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Rollback Transaction
- *
- * @access public
- * @return bool
- */
- function trans_rollback()
- {
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
- // When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
- {
- return TRUE;
- }
-
- $this->simple_query('ROLLBACK');
- return TRUE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape String
- *
- * @access public
- * @param string
- * @return string
- */
- function escape_str($str)
- {
- return sqlite_escape_string($str);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Close DB Connection
- *
- * @access public
- * @param resource
- * @return void
- */
- function destroy($conn_id)
- {
- sqlite_close($conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Affected Rows
- *
- * @access public
- * @return integer
- */
- function affected_rows()
- {
- return sqlite_changes($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert ID
- *
- * @access public
- * @return integer
- */
- function insert_id()
- {
- return @sqlite_last_insert_rowid($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * "Count All" query
- *
- * Generates a platform-specific query string that counts all records in
- * the specified database
- *
- * @access public
- * @param string
- * @return string
- */
- function count_all($table = '')
- {
- if ($table == '')
- return '0';
-
- $query = $this->query("SELECT COUNT(*) AS numrows FROM `".$this->dbprefix.$table."`");
-
- if ($query->num_rows() == 0)
- return '0';
-
- $row = $query->row();
- return $row->numrows;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message string
- *
- * @access public
- * @return string
- */
- function error_message()
- {
- return sqlite_error_string(sqlite_last_error($this->conn_id));
- }
-
- // --------------------------------------------------------------------
-
- /**
- * The error message number
- *
- * @access public
- * @return integer
- */
- function error_number()
- {
- return sqlite_last_error($this->conn_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Version number query string
- *
- * @access public
- * @return string
- */
- function version()
- {
- return sqlite_libversion();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Escape Table Name
- *
- * This function adds backticks if the table name has a period
- * in it. Some DBs will get cranky unless periods are escaped
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function escape_table($table)
- {
- if (stristr($table, '.'))
- {
- $table = preg_replace("/\./", "`.`", $table);
- }
-
- return $table;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data query
- *
- * Generates a platform-specific query so that the column data can be retrieved
- *
- * @access public
- * @param string the table name
- * @return object
- */
- function _field_data($table)
- {
- $sql = "SELECT * FROM ".$this->escape_table($table)." LIMIT 1";
- $query = $this->query($sql);
- return $query->field_data();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Insert statement
- *
- * Generates a platform-specific insert string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the insert keys
- * @param array the insert values
- * @return string
- */
- function _insert($table, $keys, $values)
- {
- return "INSERT INTO ".$this->escape_table($table)." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Update statement
- *
- * Generates a platform-specific update string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the update data
- * @param array the where clause
- * @return string
- */
- function _update($table, $values, $where)
- {
- foreach($values as $key => $val)
- {
- $valstr[] = $key." = ".$val;
- }
-
- return "UPDATE ".$this->escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @access public
- * @param string the table name
- * @param array the where clause
- * @return string
- */
- function _delete($table, $where)
- {
- return "DELETE FROM ".$this->escape_table($table)." WHERE ".implode(" ", $where);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show table query
- *
- * Generates a platform-specific query string so that the table names can be fetched
- *
- * @access public
- * @return string
- */
- function _show_tables()
- {
- return "SELECT name from sqlite_master WHERE type='table'";
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Show columnn query
- *
- * Generates a platform-specific query string so that the column names can be fetched
- *
- * @access public
- * @param string the table name
- * @return string
- */
- function _show_columns($table = '')
- {
- // Not supported
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Limit string
- *
- * Generates a platform-specific LIMIT clause
- *
- * @access public
- * @param string the sql query string
- * @param integer the number of rows to limit the query to
- * @param integer the offset value
- * @return string
- */
- function _limit($sql, $limit, $offset)
- {
- if ($offset == 0)
- {
- $offset = '';
- }
- else
- {
- $offset .= ", ";
- }
-
- return $sql."LIMIT ".$offset.$limit;
- }
-
-}
-
-
-/**
- * SQLite Result Class
- *
- * This class extends the parent result class: CI_DB_result
- *
- * @category Database
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/libraries/database/
- */
-class CI_DB_sqlite_result extends CI_DB_result {
-
- /**
- * Number of rows in the result set
- *
- * @access public
- * @return integer
- */
- function num_rows()
- {
- return @sqlite_num_rows($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Number of fields in the result set
- *
- * @access public
- * @return integer
- */
- function num_fields()
- {
- return @sqlite_num_fields($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Field data
- *
- * Generates an array of objects containing field meta-data
- *
- * @access public
- * @return array
- */
- function field_data()
- {
- $retval = array();
- for ($i = 0; $i < $this->num_fields(); $i++)
- {
- $F = new stdClass();
- $F->name = sqlite_field_name($this->result_id, $i);
- $F->type = 'varchar';
- $F->max_length = 0;
- $F->primary_key = 0;
- $F->default = '';
-
- $retval[] = $F;
- }
-
- return $retval;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - associative array
- *
- * Returns the result set as an array
- *
- * @access private
- * @return array
- */
- function _fetch_assoc()
- {
- return sqlite_fetch_array($this->result_id);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Result - object
- *
- * Returns the result set as an object
- *
- * @access private
- * @return object
- */
- function _fetch_object()
- {
- if (function_exists('sqlite_fetch_object'))
- {
- return sqlite_fetch_object($this->result_id);
- }
- else
- {
- return $this->_fetch_assoc();
- }
- }
-
-}
-
-?> \ No newline at end of file
diff --git a/system/drivers/index.html b/system/drivers/index.html
deleted file mode 100644
index 5a1f5d6ae..000000000
--- a/system/drivers/index.html
+++ /dev/null
@@ -1,15 +0,0 @@
-<html>
-
-<head>
-
-<title>403 Forbidden</title>
-
-</head>
-
-<body bgcolor='#ffffff'>
-
-<p>Directory access is forbidden.<p>
-
-</body>
-
-</html> \ No newline at end of file