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Sampanna Rimal
2024-07-10 18:28:19 +05:45
parent 140abda4e6
commit 9cd05ef3cb
15723 changed files with 4818733 additions and 0 deletions
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11
system/database/drivers/oci8/index.html Normal file
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<!DOCTYPE html>
<html>
<head>
<title>403 Forbidden</title>
</head>
<body>
<p>Directory access is forbidden.</p>
</body>
</html>

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system/database/drivers/oci8/oci8_driver.php Normal file
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<?php
/**
* CodeIgniter
*
* An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
* Copyright (c) 2014 - 2019, British Columbia Institute of Technology
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @package CodeIgniter
* @author EllisLab Dev Team
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
* @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/)
* @license https://opensource.org/licenses/MIT MIT License
* @link https://codeigniter.com
* @since Version 1.4.1
* @filesource
*/
defined('BASEPATH') OR exit('No direct script access allowed');
/**
* oci8 Database Adapter Class
*
* Note: _DB is an extender class that the app controller
* creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
* @subpackage Drivers
* @category Database
* @author EllisLab Dev Team
* @link https://codeigniter.com/user_guide/database/
*/
/**
* oci8 Database Adapter Class
*
* This is a modification of the DB_driver class to
* permit access to oracle databases
*
* @author Kelly McArdle
*/
class CI_DB_oci8_driver extends CI_DB {
/**
* Database driver
*
* @var string
*/
public $dbdriver = 'oci8';
/**
* Statement ID
*
* @var resource
*/
public $stmt_id;
/**
* Cursor ID
*
* @var resource
*/
public $curs_id;
/**
* Commit mode flag
*
* @var int
*/
public $commit_mode = OCI_COMMIT_ON_SUCCESS;
/**
* Limit used flag
*
* If we use LIMIT, we'll add a field that will
* throw off num_fields later.
*
* @var bool
*/
public $limit_used = FALSE;
// --------------------------------------------------------------------
/**
* Reset $stmt_id flag
*
* Used by stored_procedure() to prevent _execute() from
* re-setting the statement ID.
*/
protected $_reset_stmt_id = TRUE;
/**
* List of reserved identifiers
*
* Identifiers that must NOT be escaped.
*
* @var string[]
*/
protected $_reserved_identifiers = array('*', 'rownum');
/**
* ORDER BY random keyword
*
* @var array
*/
protected $_random_keyword = array('ASC', 'ASC'); // not currently supported
/**
* COUNT string
*
* @used-by CI_DB_driver::count_all()
* @used-by CI_DB_query_builder::count_all_results()
*
* @var string
*/
protected $_count_string = 'SELECT COUNT(1) AS ';
// --------------------------------------------------------------------
/**
* Class constructor
*
* @param array $params
* @return void
*/
public function __construct($params)
{
parent::__construct($params);
$valid_dsns = array(
'tns' => '/^\(DESCRIPTION=(\(.+\)){2,}\)$/', // TNS
// Easy Connect string (Oracle 10g+)
'ec' => '/^(\/\/)?[a-z0-9.:_-]+(:[1-9][0-9]{0,4})?(\/[a-z0-9$_]+)?(:[^\/])?(\/[a-z0-9$_]+)?$/i',
'in' => '/^[a-z0-9$_]+$/i' // Instance name (defined in tnsnames.ora)
);
/* Space characters don't have any effect when actually
* connecting, but can be a hassle while validating the DSN.
*/
$this->dsn = str_replace(array("\n", "\r", "\t", ' '), '', $this->dsn);
if ($this->dsn !== '')
{
foreach ($valid_dsns as $regexp)
{
if (preg_match($regexp, $this->dsn))
{
return;
}
}
}
// Legacy support for TNS in the hostname configuration field
$this->hostname = str_replace(array("\n", "\r", "\t", ' '), '', $this->hostname);
if (preg_match($valid_dsns['tns'], $this->hostname))
{
$this->dsn = $this->hostname;
return;
}
elseif ($this->hostname !== '' && strpos($this->hostname, '/') === FALSE && strpos($this->hostname, ':') === FALSE
&& (( ! empty($this->port) && ctype_digit($this->port)) OR $this->database !== ''))
{
/* If the hostname field isn't empty, doesn't contain
* ':' and/or '/' and if port and/or database aren't
* empty, then the hostname field is most likely indeed
* just a hostname. Therefore we'll try and build an
* Easy Connect string from these 3 settings, assuming
* that the database field is a service name.
*/
$this->dsn = $this->hostname
.(( ! empty($this->port) && ctype_digit($this->port)) ? ':'.$this->port : '')
.($this->database !== '' ? '/'.ltrim($this->database, '/') : '');
if (preg_match($valid_dsns['ec'], $this->dsn))
{
return;
}
}
/* At this point, we can only try and validate the hostname and
* database fields separately as DSNs.
*/
if (preg_match($valid_dsns['ec'], $this->hostname) OR preg_match($valid_dsns['in'], $this->hostname))
{
$this->dsn = $this->hostname;
return;
}
$this->database = str_replace(array("\n", "\r", "\t", ' '), '', $this->database);
foreach ($valid_dsns as $regexp)
{
if (preg_match($regexp, $this->database))
{
return;
}
}
/* Well - OK, an empty string should work as well.
* PHP will try to use environment variables to
* determine which Oracle instance to connect to.
*/
$this->dsn = '';
}
// --------------------------------------------------------------------
/**
* Non-persistent database connection
*
* @param bool $persistent
* @return resource
*/
public function db_connect($persistent = FALSE)
{
$func = ($persistent === TRUE) ? 'oci_pconnect' : 'oci_connect';
return empty($this->char_set)
? $func($this->username, $this->password, $this->dsn)
: $func($this->username, $this->password, $this->dsn, $this->char_set);
}
// --------------------------------------------------------------------
/**
* Database version number
*
* @return string
*/
public function version()
{
if (isset($this->data_cache['version']))
{
return $this->data_cache['version'];
}
if ( ! $this->conn_id OR ($version_string = oci_server_version($this->conn_id)) === FALSE)
{
return FALSE;
}
elseif (preg_match('#Release\s(\d+(?:\.\d+)+)#', $version_string, $match))
{
return $this->data_cache['version'] = $match[1];
}
return FALSE;
}
// --------------------------------------------------------------------
/**
* Execute the query
*
* @param string $sql an SQL query
* @return resource
*/
protected function _execute($sql)
{
/* Oracle must parse the query before it is run. All of the actions with
* the query are based on the statement id returned by oci_parse().
*/
if ($this->_reset_stmt_id === TRUE)
{
$this->stmt_id = oci_parse($this->conn_id, $sql);
}
oci_set_prefetch($this->stmt_id, 1000);
return oci_execute($this->stmt_id, $this->commit_mode);
}
// --------------------------------------------------------------------
/**
* Get cursor. Returns a cursor from the database
*
* @return resource
*/
public function get_cursor()
{
return $this->curs_id = oci_new_cursor($this->conn_id);
}
// --------------------------------------------------------------------
/**
* Stored Procedure. Executes a stored procedure
*
* @param string package name in which the stored procedure is in
* @param string stored procedure name to execute
* @param array parameters
* @return mixed
*
* 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
*/
public function stored_procedure($package, $procedure, array $params)
{
if ($package === '' OR $procedure === '')
{
log_message('error', 'Invalid query: '.$package.'.'.$procedure);
return ($this->db_debug) ? $this->display_error('db_invalid_query') : FALSE;
}
// Build the query string
$sql = 'BEGIN '.$package.'.'.$procedure.'(';
$have_cursor = FALSE;
foreach ($params as $param)
{
$sql .= $param['name'].',';
if (isset($param['type']) && $param['type'] === OCI_B_CURSOR)
{
$have_cursor = TRUE;
}
}
$sql = trim($sql, ',').'); END;';
$this->_reset_stmt_id = FALSE;
$this->stmt_id = oci_parse($this->conn_id, $sql);
$this->_bind_params($params);
$result = $this->query($sql, FALSE, $have_cursor);
$this->_reset_stmt_id = TRUE;
return $result;
}
// --------------------------------------------------------------------
/**
* Bind parameters
*
* @param array $params
* @return void
*/
protected function _bind_params($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] = '';
}
}
oci_bind_by_name($this->stmt_id, $param['name'], $param['value'], $param['length'], $param['type']);
}
}
// --------------------------------------------------------------------
/**
* Begin Transaction
*
* @return bool
*/
protected function _trans_begin()
{
$this->commit_mode = OCI_NO_AUTO_COMMIT;
return TRUE;
}
// --------------------------------------------------------------------
/**
* Commit Transaction
*
* @return bool
*/
protected function _trans_commit()
{
$this->commit_mode = OCI_COMMIT_ON_SUCCESS;
return oci_commit($this->conn_id);
}
// --------------------------------------------------------------------
/**
* Rollback Transaction
*
* @return bool
*/
protected function _trans_rollback()
{
$this->commit_mode = OCI_COMMIT_ON_SUCCESS;
return oci_rollback($this->conn_id);
}
// --------------------------------------------------------------------
/**
* Affected Rows
*
* @return int
*/
public function affected_rows()
{
return oci_num_rows($this->stmt_id);
}
// --------------------------------------------------------------------
/**
* Insert ID
*
* @return int
*/
public function insert_id()
{
// not supported in oracle
return $this->display_error('db_unsupported_function');
}
// --------------------------------------------------------------------
/**
* Show table query
*
* Generates a platform-specific query string so that the table names can be fetched
*
* @param bool $prefix_limit
* @return string
*/
protected function _list_tables($prefix_limit = FALSE)
{
$sql = 'SELECT "TABLE_NAME" FROM "ALL_TABLES"';
if ($prefix_limit !== FALSE && $this->dbprefix !== '')
{
return $sql.' WHERE "TABLE_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' "
.sprintf($this->_like_escape_str, $this->_like_escape_chr);
}
return $sql;
}
// --------------------------------------------------------------------
/**
* Show column query
*
* Generates a platform-specific query string so that the column names can be fetched
*
* @param string $table
* @return string
*/
protected function _list_columns($table = '')
{
if (strpos($table, '.') !== FALSE)
{
sscanf($table, '%[^.].%s', $owner, $table);
}
else
{
$owner = $this->username;
}
return 'SELECT COLUMN_NAME FROM ALL_TAB_COLUMNS
WHERE UPPER(OWNER) = '.$this->escape(strtoupper($owner)).'
AND UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table));
}
// --------------------------------------------------------------------
/**
* Returns an object with field data
*
* @param string $table
* @return array
*/
public function field_data($table)
{
if (strpos($table, '.') !== FALSE)
{
sscanf($table, '%[^.].%s', $owner, $table);
}
else
{
$owner = $this->username;
}
$sql = 'SELECT COLUMN_NAME, DATA_TYPE, CHAR_LENGTH, DATA_PRECISION, DATA_LENGTH, DATA_DEFAULT, NULLABLE
FROM ALL_TAB_COLUMNS
WHERE UPPER(OWNER) = '.$this->escape(strtoupper($owner)).'
AND UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table));
if (($query = $this->query($sql)) === FALSE)
{
return FALSE;
}
$query = $query->result_object();
$retval = array();
for ($i = 0, $c = count($query); $i < $c; $i++)
{
$retval[$i] = new stdClass();
$retval[$i]->name = $query[$i]->COLUMN_NAME;
$retval[$i]->type = $query[$i]->DATA_TYPE;
$length = ($query[$i]->CHAR_LENGTH > 0)
? $query[$i]->CHAR_LENGTH : $query[$i]->DATA_PRECISION;
if ($length === NULL)
{
$length = $query[$i]->DATA_LENGTH;
}
$retval[$i]->max_length = $length;
$default = $query[$i]->DATA_DEFAULT;
if ($default === NULL && $query[$i]->NULLABLE === 'N')
{
$default = '';
}
$retval[$i]->default = $default;
}
return $retval;
}
// --------------------------------------------------------------------
/**
* Error
*
* Returns an array containing code and message of the last
* database error that has occurred.
*
* @return array
*/
public function error()
{
// oci_error() returns an array that already contains
// 'code' and 'message' keys, but it can return false
// if there was no error ....
if (is_resource($this->curs_id))
{
$error = oci_error($this->curs_id);
}
elseif (is_resource($this->stmt_id))
{
$error = oci_error($this->stmt_id);
}
elseif (is_resource($this->conn_id))
{
$error = oci_error($this->conn_id);
}
else
{
$error = oci_error();
}
return is_array($error)
? $error
: array('code' => '', 'message' => '');
}
// --------------------------------------------------------------------
/**
* Insert batch statement
*
* Generates a platform-specific insert string from the supplied data
*
* @param string $table Table name
* @param array $keys INSERT keys
* @param array $values INSERT values
* @return string
*/
protected function _insert_batch($table, $keys, $values)
{
$keys = implode(', ', $keys);
$sql = "INSERT ALL\n";
for ($i = 0, $c = count($values); $i < $c; $i++)
{
$sql .= ' INTO '.$table.' ('.$keys.') VALUES '.$values[$i]."\n";
}
return $sql.'SELECT * FROM dual';
}
// --------------------------------------------------------------------
/**
* Truncate statement
*
* Generates a platform-specific truncate string from the supplied data
*
* If the database does not support the TRUNCATE statement,
* then this method maps to 'DELETE FROM table'
*
* @param string $table
* @return string
*/
protected function _truncate($table)
{
return 'TRUNCATE TABLE '.$table;
}
// --------------------------------------------------------------------
/**
* Delete statement
*
* Generates a platform-specific delete string from the supplied data
*
* @param string $table
* @return string
*/
protected function _delete($table)
{
if ($this->qb_limit)
{
$this->where('rownum <= ',$this->qb_limit, FALSE);
$this->qb_limit = FALSE;
}
return parent::_delete($table);
}
// --------------------------------------------------------------------
/**
* LIMIT
*
* Generates a platform-specific LIMIT clause
*
* @param string $sql SQL Query
* @return string
*/
protected function _limit($sql)
{
if (version_compare($this->version(), '12.1', '>='))
{
// OFFSET-FETCH can be used only with the ORDER BY clause
empty($this->qb_orderby) && $sql .= ' ORDER BY 1';
return $sql.' OFFSET '.(int) $this->qb_offset.' ROWS FETCH NEXT '.$this->qb_limit.' ROWS ONLY';
}
$this->limit_used = TRUE;
return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($this->qb_offset + $this->qb_limit + 1).')'
.($this->qb_offset ? ' WHERE rnum >= '.($this->qb_offset + 1) : '');
}
// --------------------------------------------------------------------
/**
* Close DB Connection
*
* @return void
*/
protected function _close()
{
oci_close($this->conn_id);
}
// --------------------------------------------------------------------
/**
* We need to reset our $limit_used hack flag, so it doesn't propagate
* to subsequent queries.
*
* @return void
*/
protected function _reset_select()
{
$this->limit_used = FALSE;
parent::_reset_select();
}
}

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system/database/drivers/oci8/oci8_forge.php Normal file
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<?php
/**
* CodeIgniter
*
* An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
* Copyright (c) 2014 - 2019, British Columbia Institute of Technology
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @package CodeIgniter
* @author EllisLab Dev Team
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
* @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/)
* @license https://opensource.org/licenses/MIT MIT License
* @link https://codeigniter.com
* @since Version 1.4.1
* @filesource
*/
defined('BASEPATH') OR exit('No direct script access allowed');
/**
* Oracle Forge Class
*
* @category Database
* @author EllisLab Dev Team
* @link https://codeigniter.com/user_guide/database/
*/
class CI_DB_oci8_forge extends CI_DB_forge {
/**
* CREATE DATABASE statement
*
* @var string
*/
protected $_create_database = FALSE;
/**
* CREATE TABLE IF statement
*
* @var string
*/
protected $_create_table_if = FALSE;
/**
* DROP DATABASE statement
*
* @var string
*/
protected $_drop_database = FALSE;
/**
* DROP TABLE IF statement
*
* @var string
*/
protected $_drop_table_if = FALSE;
/**
* UNSIGNED support
*
* @var bool|array
*/
protected $_unsigned = FALSE;
/**
* NULL value representation in CREATE/ALTER TABLE statements
*
* @var string
*/
protected $_null = 'NULL';
// --------------------------------------------------------------------
/**
* ALTER TABLE
*
* @param string $alter_type ALTER type
* @param string $table Table name
* @param mixed $field Column definition
* @return string|string[]
*/
protected function _alter_table($alter_type, $table, $field)
{
if ($alter_type === 'DROP')
{
return parent::_alter_table($alter_type, $table, $field);
}
elseif ($alter_type === 'CHANGE')
{
$alter_type = 'MODIFY';
}
$sql = 'ALTER TABLE '.$this->db->escape_identifiers($table);
$sqls = array();
for ($i = 0, $c = count($field); $i < $c; $i++)
{
if ($field[$i]['_literal'] !== FALSE)
{
$field[$i] = "\n\t".$field[$i]['_literal'];
}
else
{
$field[$i]['_literal'] = "\n\t".$this->_process_column($field[$i]);
if ( ! empty($field[$i]['comment']))
{
$sqls[] = 'COMMENT ON COLUMN '
.$this->db->escape_identifiers($table).'.'.$this->db->escape_identifiers($field[$i]['name'])
.' IS '.$field[$i]['comment'];
}
if ($alter_type === 'MODIFY' && ! empty($field[$i]['new_name']))
{
$sqls[] = $sql.' RENAME COLUMN '.$this->db->escape_identifiers($field[$i]['name'])
.' TO '.$this->db->escape_identifiers($field[$i]['new_name']);
}
$field[$i] = "\n\t".$field[$i]['_literal'];
}
}
$sql .= ' '.$alter_type.' ';
$sql .= (count($field) === 1)
? $field[0]
: '('.implode(',', $field).')';
// RENAME COLUMN must be executed after MODIFY
array_unshift($sqls, $sql);
return $sqls;
}
// --------------------------------------------------------------------
/**
* Field attribute AUTO_INCREMENT
*
* @param array &$attributes
* @param array &$field
* @return void
*/
protected function _attr_auto_increment(&$attributes, &$field)
{
// Not supported - sequences and triggers must be used instead
}
// --------------------------------------------------------------------
/**
* Field attribute TYPE
*
* Performs a data type mapping between different databases.
*
* @param array &$attributes
* @return void
*/
protected function _attr_type(&$attributes)
{
switch (strtoupper($attributes['TYPE']))
{
case 'TINYINT':
$attributes['TYPE'] = 'NUMBER';
return;
case 'MEDIUMINT':
$attributes['TYPE'] = 'NUMBER';
return;
case 'INT':
$attributes['TYPE'] = 'NUMBER';
return;
case 'BIGINT':
$attributes['TYPE'] = 'NUMBER';
return;
default: return;
}
}
}

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system/database/drivers/oci8/oci8_result.php Normal file
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<?php
/**
* CodeIgniter
*
* An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
* Copyright (c) 2014 - 2019, British Columbia Institute of Technology
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @package CodeIgniter
* @author EllisLab Dev Team
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
* @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/)
* @license https://opensource.org/licenses/MIT MIT License
* @link https://codeigniter.com
* @since Version 1.4.1
* @filesource
*/
defined('BASEPATH') OR exit('No direct script access allowed');
/**
* oci8 Result Class
*
* This class extends the parent result class: CI_DB_result
*
* @category Database
* @author EllisLab Dev Team
* @link https://codeigniter.com/user_guide/database/
*/
class CI_DB_oci8_result extends CI_DB_result {
/**
* Statement ID
*
* @var resource
*/
public $stmt_id;
/**
* Cursor ID
*
* @var resource
*/
public $curs_id;
/**
* Limit used flag
*
* @var bool
*/
public $limit_used;
/**
* Commit mode flag
*
* @var int
*/
public $commit_mode;
// --------------------------------------------------------------------
/**
* Class constructor
*
* @param object &$driver_object
* @return void
*/
public function __construct(&$driver_object)
{
parent::__construct($driver_object);
$this->stmt_id = $driver_object->stmt_id;
$this->curs_id = $driver_object->curs_id;
$this->limit_used = $driver_object->limit_used;
$this->commit_mode =& $driver_object->commit_mode;
$driver_object->stmt_id = FALSE;
}
// --------------------------------------------------------------------
/**
* Number of fields in the result set
*
* @return int
*/
public function num_fields()
{
$count = oci_num_fields($this->stmt_id);
// if we used a limit we subtract it
return ($this->limit_used) ? $count - 1 : $count;
}
// --------------------------------------------------------------------
/**
* Fetch Field Names
*
* Generates an array of column names
*
* @return array
*/
public function list_fields()
{
$field_names = array();
for ($c = 1, $fieldCount = $this->num_fields(); $c <= $fieldCount; $c++)
{
$field_names[] = oci_field_name($this->stmt_id, $c);
}
return $field_names;
}
// --------------------------------------------------------------------
/**
* Field data
*
* Generates an array of objects containing field meta-data
*
* @return array
*/
public function field_data()
{
$retval = array();
for ($c = 1, $fieldCount = $this->num_fields(); $c <= $fieldCount; $c++)
{
$F = new stdClass();
$F->name = oci_field_name($this->stmt_id, $c);
$F->type = oci_field_type($this->stmt_id, $c);
$F->max_length = oci_field_size($this->stmt_id, $c);
$retval[] = $F;
}
return $retval;
}
// --------------------------------------------------------------------
/**
* Free the result
*
* @return void
*/
public function free_result()
{
if (is_resource($this->result_id))
{
oci_free_statement($this->result_id);
$this->result_id = FALSE;
}
if (is_resource($this->stmt_id))
{
oci_free_statement($this->stmt_id);
}
if (is_resource($this->curs_id))
{
oci_cancel($this->curs_id);
$this->curs_id = NULL;
}
}
// --------------------------------------------------------------------
/**
* Result - associative array
*
* Returns the result set as an array
*
* @return array
*/
protected function _fetch_assoc()
{
$id = ($this->curs_id) ? $this->curs_id : $this->stmt_id;
return oci_fetch_assoc($id);
}
// --------------------------------------------------------------------
/**
* Result - object
*
* Returns the result set as an object
*
* @param string $class_name
* @return object
*/
protected function _fetch_object($class_name = 'stdClass')
{
$row = ($this->curs_id)
? oci_fetch_object($this->curs_id)
: oci_fetch_object($this->stmt_id);
if ($class_name === 'stdClass' OR ! $row)
{
return $row;
}
$class_name = new $class_name();
foreach ($row as $key => $value)
{
$class_name->$key = $value;
}
return $class_name;
}
}

68
system/database/drivers/oci8/oci8_utility.php Normal file
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@ -0,0 +1,68 @@
<?php
/**
* CodeIgniter
*
* An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
* Copyright (c) 2014 - 2019, British Columbia Institute of Technology
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @package CodeIgniter
* @author EllisLab Dev Team
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
* @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/)
* @license https://opensource.org/licenses/MIT MIT License
* @link https://codeigniter.com
* @since Version 1.4.1
* @filesource
*/
defined('BASEPATH') OR exit('No direct script access allowed');
/**
* Oracle Utility Class
*
* @category Database
* @author EllisLab Dev Team
* @link https://codeigniter.com/user_guide/database/
*/
class CI_DB_oci8_utility extends CI_DB_utility {
/**
* List databases statement
*
* @var string
*/
protected $_list_databases = 'SELECT username FROM dba_users'; // Schemas are actual usernames
/**
* Export
*
* @param array $params Preferences
* @return mixed
*/
protected function _backup($params = array())
{
// Currently unsupported
return $this->db->display_error('db_unsupported_feature');
}
}