added files
This commit is contained in:
Ian Christensen
11
system/database/drivers/sqlite3/index.html
Normal file
11
system/database/drivers/sqlite3/index.html
Normal file
@ -0,0 +1,11 @@
|
||||
<!DOCTYPE html>
|
||||
<html>
|
||||
<head>
|
||||
<title>403 Forbidden</title>
|
||||
</head>
|
||||
<body>
|
||||
|
||||
<p>Directory access is forbidden.</p>
|
||||
|
||||
</body>
|
||||
</html>
|
||||
350
system/database/drivers/sqlite3/sqlite3_driver.php
Normal file
350
system/database/drivers/sqlite3/sqlite3_driver.php
Normal file
@ -0,0 +1,350 @@
|
||||
<?php
|
||||
/**
|
||||
* CodeIgniter
|
||||
*
|
||||
* An open source application development framework for PHP
|
||||
*
|
||||
* This content is released under the MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 - 2018, 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 - 2018, British Columbia Institute of Technology (http://bcit.ca/)
|
||||
* @license http://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
|
||||
* @since Version 3.0.0
|
||||
* @filesource
|
||||
*/
|
||||
defined('BASEPATH') OR exit('No direct script access allowed');
|
||||
|
||||
/**
|
||||
* SQLite3 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 Andrey Andreev
|
||||
* @link https://codeigniter.com/user_guide/database/
|
||||
*/
|
||||
class CI_DB_sqlite3_driver extends CI_DB {
|
||||
|
||||
/**
|
||||
* Database driver
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
public $dbdriver = 'sqlite3';
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* ORDER BY random keyword
|
||||
*
|
||||
* @var array
|
||||
*/
|
||||
protected $_random_keyword = array('RANDOM()', 'RANDOM()');
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Non-persistent database connection
|
||||
*
|
||||
* @param bool $persistent
|
||||
* @return SQLite3
|
||||
*/
|
||||
public function db_connect($persistent = FALSE)
|
||||
{
|
||||
if ($persistent)
|
||||
{
|
||||
log_message('debug', 'SQLite3 doesn\'t support persistent connections');
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
return ( ! $this->password)
|
||||
? new SQLite3($this->database)
|
||||
: new SQLite3($this->database, SQLITE3_OPEN_READWRITE | SQLITE3_OPEN_CREATE, $this->password);
|
||||
}
|
||||
catch (Exception $e)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Database version number
|
||||
*
|
||||
* @return string
|
||||
*/
|
||||
public function version()
|
||||
{
|
||||
if (isset($this->data_cache['version']))
|
||||
{
|
||||
return $this->data_cache['version'];
|
||||
}
|
||||
|
||||
$version = SQLite3::version();
|
||||
return $this->data_cache['version'] = $version['versionString'];
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Execute the query
|
||||
*
|
||||
* @todo Implement use of SQLite3::querySingle(), if needed
|
||||
* @param string $sql
|
||||
* @return mixed SQLite3Result object or bool
|
||||
*/
|
||||
protected function _execute($sql)
|
||||
{
|
||||
return $this->is_write_type($sql)
|
||||
? $this->conn_id->exec($sql)
|
||||
: $this->conn_id->query($sql);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Begin Transaction
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
protected function _trans_begin()
|
||||
{
|
||||
return $this->conn_id->exec('BEGIN TRANSACTION');
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Commit Transaction
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
protected function _trans_commit()
|
||||
{
|
||||
return $this->conn_id->exec('END TRANSACTION');
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Rollback Transaction
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
protected function _trans_rollback()
|
||||
{
|
||||
return $this->conn_id->exec('ROLLBACK');
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Platform-dependent string escape
|
||||
*
|
||||
* @param string
|
||||
* @return string
|
||||
*/
|
||||
protected function _escape_str($str)
|
||||
{
|
||||
return $this->conn_id->escapeString($str);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Affected Rows
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public function affected_rows()
|
||||
{
|
||||
return $this->conn_id->changes();
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Insert ID
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public function insert_id()
|
||||
{
|
||||
return $this->conn_id->lastInsertRowID();
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* 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)
|
||||
{
|
||||
return 'SELECT "NAME" FROM "SQLITE_MASTER" WHERE "TYPE" = \'table\''
|
||||
.(($prefix_limit !== FALSE && $this->dbprefix != '')
|
||||
? ' AND "NAME" LIKE \''.$this->escape_like_str($this->dbprefix).'%\' '.sprintf($this->_like_escape_str, $this->_like_escape_chr)
|
||||
: '');
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Fetch Field Names
|
||||
*
|
||||
* @param string $table Table name
|
||||
* @return array
|
||||
*/
|
||||
public function list_fields($table)
|
||||
{
|
||||
// Is there a cached result?
|
||||
if (isset($this->data_cache['field_names'][$table]))
|
||||
{
|
||||
return $this->data_cache['field_names'][$table];
|
||||
}
|
||||
|
||||
if (($result = $this->query('PRAGMA TABLE_INFO('.$this->protect_identifiers($table, TRUE, NULL, FALSE).')')) === FALSE)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
$this->data_cache['field_names'][$table] = array();
|
||||
foreach ($result->result_array() as $row)
|
||||
{
|
||||
$this->data_cache['field_names'][$table][] = $row['name'];
|
||||
}
|
||||
|
||||
return $this->data_cache['field_names'][$table];
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Returns an object with field data
|
||||
*
|
||||
* @param string $table
|
||||
* @return array
|
||||
*/
|
||||
public function field_data($table)
|
||||
{
|
||||
if (($query = $this->query('PRAGMA TABLE_INFO('.$this->protect_identifiers($table, TRUE, NULL, FALSE).')')) === FALSE)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
$query = $query->result_array();
|
||||
if (empty($query))
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
$retval = array();
|
||||
for ($i = 0, $c = count($query); $i < $c; $i++)
|
||||
{
|
||||
$retval[$i] = new stdClass();
|
||||
$retval[$i]->name = $query[$i]['name'];
|
||||
$retval[$i]->type = $query[$i]['type'];
|
||||
$retval[$i]->max_length = NULL;
|
||||
$retval[$i]->default = $query[$i]['dflt_value'];
|
||||
$retval[$i]->primary_key = isset($query[$i]['pk']) ? (int) $query[$i]['pk'] : 0;
|
||||
}
|
||||
|
||||
return $retval;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Error
|
||||
*
|
||||
* Returns an array containing code and message of the last
|
||||
* database error that has occurred.
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
public function error()
|
||||
{
|
||||
return array('code' => $this->conn_id->lastErrorCode(), 'message' => $this->conn_id->lastErrorMsg());
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Replace statement
|
||||
*
|
||||
* Generates a platform-specific replace string from the supplied data
|
||||
*
|
||||
* @param string $table Table name
|
||||
* @param array $keys INSERT keys
|
||||
* @param array $values INSERT values
|
||||
* @return string
|
||||
*/
|
||||
protected function _replace($table, $keys, $values)
|
||||
{
|
||||
return 'INSERT OR '.parent::_replace($table, $keys, $values);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* 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 'DELETE FROM '.$table;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Close DB Connection
|
||||
*
|
||||
* @return void
|
||||
*/
|
||||
protected function _close()
|
||||
{
|
||||
$this->conn_id->close();
|
||||
}
|
||||
|
||||
}
|
||||
225
system/database/drivers/sqlite3/sqlite3_forge.php
Normal file
225
system/database/drivers/sqlite3/sqlite3_forge.php
Normal file
@ -0,0 +1,225 @@
|
||||
<?php
|
||||
/**
|
||||
* CodeIgniter
|
||||
*
|
||||
* An open source application development framework for PHP
|
||||
*
|
||||
* This content is released under the MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 - 2018, 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 - 2018, British Columbia Institute of Technology (http://bcit.ca/)
|
||||
* @license http://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
|
||||
* @since Version 3.0.0
|
||||
* @filesource
|
||||
*/
|
||||
defined('BASEPATH') OR exit('No direct script access allowed');
|
||||
|
||||
/**
|
||||
* SQLite3 Forge Class
|
||||
*
|
||||
* @category Database
|
||||
* @author Andrey Andreev
|
||||
* @link https://codeigniter.com/user_guide/database/
|
||||
*/
|
||||
class CI_DB_sqlite3_forge extends CI_DB_forge {
|
||||
|
||||
/**
|
||||
* UNSIGNED support
|
||||
*
|
||||
* @var bool|array
|
||||
*/
|
||||
protected $_unsigned = FALSE;
|
||||
|
||||
/**
|
||||
* NULL value representation in CREATE/ALTER TABLE statements
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_null = 'NULL';
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Class constructor
|
||||
*
|
||||
* @param object &$db Database object
|
||||
* @return void
|
||||
*/
|
||||
public function __construct(&$db)
|
||||
{
|
||||
parent::__construct($db);
|
||||
|
||||
if (version_compare($this->db->version(), '3.3', '<'))
|
||||
{
|
||||
$this->_create_table_if = FALSE;
|
||||
$this->_drop_table_if = FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Create database
|
||||
*
|
||||
* @param string $db_name
|
||||
* @return bool
|
||||
*/
|
||||
public function create_database($db_name)
|
||||
{
|
||||
// In SQLite, a database is created when you connect to the database.
|
||||
// We'll return TRUE so that an error isn't generated
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Drop database
|
||||
*
|
||||
* @param string $db_name (ignored)
|
||||
* @return bool
|
||||
*/
|
||||
public function drop_database($db_name)
|
||||
{
|
||||
// In SQLite, a database is dropped when we delete a file
|
||||
if (file_exists($this->db->database))
|
||||
{
|
||||
// We need to close the pseudo-connection first
|
||||
$this->db->close();
|
||||
if ( ! @unlink($this->db->database))
|
||||
{
|
||||
return $this->db->db_debug ? $this->db->display_error('db_unable_to_drop') : FALSE;
|
||||
}
|
||||
elseif ( ! empty($this->db->data_cache['db_names']))
|
||||
{
|
||||
$key = array_search(strtolower($this->db->database), array_map('strtolower', $this->db->data_cache['db_names']), TRUE);
|
||||
if ($key !== FALSE)
|
||||
{
|
||||
unset($this->db->data_cache['db_names'][$key]);
|
||||
}
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
return $this->db->db_debug ? $this->db->display_error('db_unable_to_drop') : FALSE;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* ALTER TABLE
|
||||
*
|
||||
* @todo implement drop_column(), modify_column()
|
||||
* @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' OR $alter_type === 'CHANGE')
|
||||
{
|
||||
// drop_column():
|
||||
// BEGIN TRANSACTION;
|
||||
// CREATE TEMPORARY TABLE t1_backup(a,b);
|
||||
// INSERT INTO t1_backup SELECT a,b FROM t1;
|
||||
// DROP TABLE t1;
|
||||
// CREATE TABLE t1(a,b);
|
||||
// INSERT INTO t1 SELECT a,b FROM t1_backup;
|
||||
// DROP TABLE t1_backup;
|
||||
// COMMIT;
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
return parent::_alter_table($alter_type, $table, $field);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Process column
|
||||
*
|
||||
* @param array $field
|
||||
* @return string
|
||||
*/
|
||||
protected function _process_column($field)
|
||||
{
|
||||
return $this->db->escape_identifiers($field['name'])
|
||||
.' '.$field['type']
|
||||
.$field['auto_increment']
|
||||
.$field['null']
|
||||
.$field['unique']
|
||||
.$field['default'];
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Field attribute TYPE
|
||||
*
|
||||
* Performs a data type mapping between different databases.
|
||||
*
|
||||
* @param array &$attributes
|
||||
* @return void
|
||||
*/
|
||||
protected function _attr_type(&$attributes)
|
||||
{
|
||||
switch (strtoupper($attributes['TYPE']))
|
||||
{
|
||||
case 'ENUM':
|
||||
case 'SET':
|
||||
$attributes['TYPE'] = 'TEXT';
|
||||
return;
|
||||
default: return;
|
||||
}
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Field attribute AUTO_INCREMENT
|
||||
*
|
||||
* @param array &$attributes
|
||||
* @param array &$field
|
||||
* @return void
|
||||
*/
|
||||
protected function _attr_auto_increment(&$attributes, &$field)
|
||||
{
|
||||
if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE && stripos($field['type'], 'int') !== FALSE)
|
||||
{
|
||||
$field['type'] = 'INTEGER PRIMARY KEY';
|
||||
$field['default'] = '';
|
||||
$field['null'] = '';
|
||||
$field['unique'] = '';
|
||||
$field['auto_increment'] = ' AUTOINCREMENT';
|
||||
|
||||
$this->primary_keys = array();
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
194
system/database/drivers/sqlite3/sqlite3_result.php
Normal file
194
system/database/drivers/sqlite3/sqlite3_result.php
Normal file
@ -0,0 +1,194 @@
|
||||
<?php
|
||||
/**
|
||||
* CodeIgniter
|
||||
*
|
||||
* An open source application development framework for PHP
|
||||
*
|
||||
* This content is released under the MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 - 2018, 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 - 2018, British Columbia Institute of Technology (http://bcit.ca/)
|
||||
* @license http://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
|
||||
* @since Version 3.0.0
|
||||
* @filesource
|
||||
*/
|
||||
defined('BASEPATH') OR exit('No direct script access allowed');
|
||||
|
||||
/**
|
||||
* SQLite3 Result Class
|
||||
*
|
||||
* This class extends the parent result class: CI_DB_result
|
||||
*
|
||||
* @category Database
|
||||
* @author Andrey Andreev
|
||||
* @link https://codeigniter.com/user_guide/database/
|
||||
*/
|
||||
class CI_DB_sqlite3_result extends CI_DB_result {
|
||||
|
||||
/**
|
||||
* Number of fields in the result set
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public function num_fields()
|
||||
{
|
||||
return $this->result_id->numColumns();
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Fetch Field Names
|
||||
*
|
||||
* Generates an array of column names
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
public function list_fields()
|
||||
{
|
||||
$field_names = array();
|
||||
for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
|
||||
{
|
||||
$field_names[] = $this->result_id->columnName($i);
|
||||
}
|
||||
|
||||
return $field_names;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Field data
|
||||
*
|
||||
* Generates an array of objects containing field meta-data
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
public function field_data()
|
||||
{
|
||||
static $data_types = array(
|
||||
SQLITE3_INTEGER => 'integer',
|
||||
SQLITE3_FLOAT => 'float',
|
||||
SQLITE3_TEXT => 'text',
|
||||
SQLITE3_BLOB => 'blob',
|
||||
SQLITE3_NULL => 'null'
|
||||
);
|
||||
|
||||
$retval = array();
|
||||
for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
|
||||
{
|
||||
$retval[$i] = new stdClass();
|
||||
$retval[$i]->name = $this->result_id->columnName($i);
|
||||
|
||||
$type = $this->result_id->columnType($i);
|
||||
$retval[$i]->type = isset($data_types[$type]) ? $data_types[$type] : $type;
|
||||
|
||||
$retval[$i]->max_length = NULL;
|
||||
}
|
||||
|
||||
return $retval;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Free the result
|
||||
*
|
||||
* @return void
|
||||
*/
|
||||
public function free_result()
|
||||
{
|
||||
if (is_object($this->result_id))
|
||||
{
|
||||
$this->result_id->finalize();
|
||||
$this->result_id = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Result - associative array
|
||||
*
|
||||
* Returns the result set as an array
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
protected function _fetch_assoc()
|
||||
{
|
||||
return $this->result_id->fetchArray(SQLITE3_ASSOC);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Result - object
|
||||
*
|
||||
* Returns the result set as an object
|
||||
*
|
||||
* @param string $class_name
|
||||
* @return object
|
||||
*/
|
||||
protected function _fetch_object($class_name = 'stdClass')
|
||||
{
|
||||
// No native support for fetching rows as objects
|
||||
if (($row = $this->result_id->fetchArray(SQLITE3_ASSOC)) === FALSE)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
elseif ($class_name === 'stdClass')
|
||||
{
|
||||
return (object) $row;
|
||||
}
|
||||
|
||||
$class_name = new $class_name();
|
||||
foreach (array_keys($row) as $key)
|
||||
{
|
||||
$class_name->$key = $row[$key];
|
||||
}
|
||||
|
||||
return $class_name;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Data Seek
|
||||
*
|
||||
* Moves the internal pointer to the desired offset. We call
|
||||
* this internally before fetching results to make sure the
|
||||
* result set starts at zero.
|
||||
*
|
||||
* @param int $n (ignored)
|
||||
* @return array
|
||||
*/
|
||||
public function data_seek($n = 0)
|
||||
{
|
||||
// Only resetting to the start of the result set is supported
|
||||
return ($n > 0) ? FALSE : $this->result_id->reset();
|
||||
}
|
||||
|
||||
}
|
||||
61
system/database/drivers/sqlite3/sqlite3_utility.php
Normal file
61
system/database/drivers/sqlite3/sqlite3_utility.php
Normal file
@ -0,0 +1,61 @@
|
||||
<?php
|
||||
/**
|
||||
* CodeIgniter
|
||||
*
|
||||
* An open source application development framework for PHP
|
||||
*
|
||||
* This content is released under the MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 - 2018, 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 - 2018, British Columbia Institute of Technology (http://bcit.ca/)
|
||||
* @license http://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
|
||||
* @since Version 3.0.0
|
||||
* @filesource
|
||||
*/
|
||||
defined('BASEPATH') OR exit('No direct script access allowed');
|
||||
|
||||
/**
|
||||
* SQLite3 Utility Class
|
||||
*
|
||||
* @category Database
|
||||
* @author Andrey Andreev
|
||||
* @link https://codeigniter.com/user_guide/database/
|
||||
*/
|
||||
class CI_DB_sqlite3_utility extends CI_DB_utility {
|
||||
|
||||
/**
|
||||
* Export
|
||||
*
|
||||
* @param array $params Preferences
|
||||
* @return mixed
|
||||
*/
|
||||
protected function _backup($params = array())
|
||||
{
|
||||
// Not supported
|
||||
return $this->db->display_error('db_unsupported_feature');
|
||||
}
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user