/usr/share/php/Horde/Db/Adapter/Base/Column.php is in php-horde-db 2.3.4-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Copyright 2007 Maintainable Software, LLC
* Copyright 2008-2016 Horde LLC (http://www.horde.org/)
*
* @author Mike Naberezny <mike@maintainable.com>
* @author Derek DeVries <derek@maintainable.com>
* @author Chuck Hagenbuch <chuck@horde.org>
* @license http://www.horde.org/licenses/bsd
* @category Horde
* @package Db
* @subpackage Adapter
*/
/**
* @author Mike Naberezny <mike@maintainable.com>
* @author Derek DeVries <derek@maintainable.com>
* @author Chuck Hagenbuch <chuck@horde.org>
* @license http://www.horde.org/licenses/bsd
* @category Horde
* @package Db
* @subpackage Adapter
*/
class Horde_Db_Adapter_Base_Column
{
protected $_name;
protected $_type;
protected $_null;
protected $_limit;
protected $_precision;
protected $_scale;
protected $_unsigned;
protected $_default;
protected $_sqlType;
protected $_isText;
protected $_isNumber;
/*##########################################################################
# Construct/Destruct
##########################################################################*/
/**
* Constructor.
*
* @param string $name The column's name, such as "supplier_id" in
* "supplier_id int(11)".
* @param string $default The type-casted default value, such as "new" in
* "sales_stage varchar(20) default 'new'".
* @param string $sqlType Used to extract the column's type, length and
* signed status, if necessary. For example
* "varchar" and "60" in "company_name varchar(60)"
* or "unsigned => true" in "int(10) UNSIGNED".
* @param boolean $null Whether this column allows NULL values.
*/
public function __construct($name, $default, $sqlType = null, $null = true)
{
$this->_name = $name;
$this->_sqlType = $sqlType;
$this->_null = $null;
$this->_limit = $this->_extractLimit($sqlType);
$this->_precision = $this->_extractPrecision($sqlType);
$this->_scale = $this->_extractScale($sqlType);
$this->_unsigned = $this->_extractUnsigned($sqlType);
$this->_setSimplifiedType();
$this->_isText = $this->_type == 'text' || $this->_type == 'string';
$this->_isNumber = $this->_type == 'float' || $this->_type == 'integer' || $this->_type == 'decimal';
$this->_default = $this->extractDefault($default);
}
/**
* @return boolean
*/
public function isText()
{
return $this->_isText;
}
/**
* @return boolean
*/
public function isNumber()
{
return $this->_isNumber;
}
/**
* Casts value (which is a String) to an appropriate instance.
*/
public function typeCast($value)
{
if ($value === null) return null;
switch ($this->_type) {
case 'string':
case 'text':
return $value;
case 'integer':
return strlen($value) ? (int)$value : null;
case 'float':
return strlen($value) ? (float)$value : null;
case 'decimal':
return $this->valueToDecimal($value);
case 'datetime':
case 'timestamp':
return $this->stringToTime($value);
case 'time':
return $this->stringToDummyTime($value);
case 'date':
return $this->stringToDate($value);
case 'binary':
return $this->binaryToString($value);
case 'boolean':
return $this->valueToBoolean($value);
default:
return $value;
}
}
public function extractDefault($default)
{
return $this->typeCast($default);
}
/*##########################################################################
# Accessor
##########################################################################*/
/**
* @return string
*/
public function getName()
{
return $this->_name;
}
/**
* @return string
*/
public function getDefault()
{
return $this->_default;
}
/**
* @return string
*/
public function getType()
{
return $this->_type;
}
/**
* @return int
*/
public function getLimit()
{
return $this->_limit;
}
/**
* @return int
*/
public function precision()
{
return $this->_precision;
}
/**
* @return int
*/
public function scale()
{
return $this->_scale;
}
/**
* @return boolean
*/
public function isUnsigned()
{
return $this->_unsigned;
}
/**
* @return boolean
*/
public function isNull()
{
return $this->_null;
}
/**
* @return string
*/
public function getSqlType()
{
return $this->_sqlType;
}
/*##########################################################################
# Type Juggling
##########################################################################*/
/**
* Used to convert from BLOBs to Strings
*
* @return string
*/
public function binaryToString($value)
{
return (string)$value;
}
/**
* @param string $string
* @return Horde_Date
*/
public function stringToDate($string)
{
if (empty($string) ||
// preserve '0000-00-00' (http://bugs.php.net/bug.php?id=45647)
preg_replace('/[^\d]/', '', $string) == 0) {
return null;
}
$d = new Horde_Date($string);
$d->setDefaultFormat('Y-m-d');
return $d;
}
/**
* @param string $string
* @return Horde_Date
*/
public function stringToTime($string)
{
if (empty($string) ||
// preserve '0000-00-00 00:00:00' (http://bugs.php.net/bug.php?id=45647)
preg_replace('/[^\d]/', '', $string) == 0) {
return null;
}
return new Horde_Date($string);
}
/**
* @param string $string
* @return Horde_Date
*/
public function stringToDummyTime($value)
{
if (empty($string)) {
return null;
}
return $this->stringToTime('2000-01-01 ' . $string);
}
/**
* @param mixed $value
* @return boolean
*/
public function valueToBoolean($value)
{
if ($value === true || $value === false) {
return $value;
}
$value = Horde_String::lower($value);
return $value == 'true' || $value == 't' || $value == '1';
}
/**
* @param mixed $value
* @return decimal
*/
public function valueToDecimal($value)
{
return (float)$value;
}
/*##########################################################################
# Protected
##########################################################################*/
/**
* @param string $sqlType
* @return int
*/
protected function _extractLimit($sqlType)
{
if (preg_match("/\((.*)\)/", $sqlType, $matches)) {
return (int)$matches[1];
}
return null;
}
/**
* @param string $sqlType
* @return int
*/
protected function _extractPrecision($sqlType)
{
if (preg_match("/^(numeric|decimal|number)\((\d+)(,\d+)?\)/i", $sqlType, $matches)) {
return (int)$matches[2];
}
return null;
}
/**
* @param string $sqlType
* @return int
*/
protected function _extractScale($sqlType)
{
switch (true) {
case preg_match("/^(numeric|decimal|number)\((\d+)\)/i", $sqlType):
return 0;
case preg_match("/^(numeric|decimal|number)\((\d+)(,(\d+))\)/i",
$sqlType, $match):
return (int)$match[4];
}
}
/**
* @param string $sqlType
* @return int
*/
protected function _extractUnsigned($sqlType)
{
return (boolean)preg_match('/^int.*unsigned/i', $sqlType);
}
/**
*/
protected function _setSimplifiedType()
{
switch (true) {
case preg_match('/int/i', $this->_sqlType):
$this->_type = 'integer';
return;
case preg_match('/float|double/i', $this->_sqlType):
$this->_type = 'float';
return;
case preg_match('/decimal|numeric|number/i', $this->_sqlType):
$this->_type = $this->_scale == 0 ? 'integer' : 'decimal';
return;
case preg_match('/datetime/i', $this->_sqlType):
$this->_type = 'datetime';
return;
case preg_match('/timestamp/i', $this->_sqlType):
$this->_type = 'timestamp';
return;
case preg_match('/time/i', $this->_sqlType):
$this->_type = 'time';
return;
case preg_match('/date/i', $this->_sqlType):
$this->_type = 'date';
return;
case preg_match('/clob|text/i', $this->_sqlType):
$this->_type = 'text';
return;
case preg_match('/blob|binary/i', $this->_sqlType):
$this->_type = 'binary';
return;
case preg_match('/char|string/i', $this->_sqlType):
$this->_type = 'string';
return;
case preg_match('/boolean/i', $this->_sqlType):
$this->_type = 'boolean';
return;
}
}
}
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