DBFieldText Class Reference
[Model]

A text field im DB. More...

Inheritance diagram for DBFieldText:

Public Member Functions
	__construct ($name, $length=255, $default_value=null, $policy=self::NONE)
	get_length ()
	validate ($value)
	Returns true, if the value passed fits the fields restrictions.
Public Attributes
const	BLOB_LENGTH_LARGE = 4294967295
const	BLOB_LENGTH_MEDIUM = 16777215
const	BLOB_LENGTH_SMALL = 65535
Protected Attributes
	$length = 255

Detailed Description

A text field im DB.

Attention:: A string of length 0 is treated as NULL, too

Author:: Gerd Riesselmann

Definition at line 10 of file dbfield.text.cls.php.

Constructor & Destructor Documentation

DBFieldText::__construct	(	$	name,
		$	length = `255`,
		$	default_value = `null`,
		$	policy = `self::NONE`
	)

Reimplemented from DBField.

Reimplemented in DBFieldSerialized.

Definition at line 21 of file dbfield.text.cls.php.

00021                                                                                                      {
00022                 parent::__construct($name, $default_value, $policy);
00023                 $this->length = $length;
00024         }

Member Function Documentation

DBFieldText::get_length ( )

Definition at line 57 of file dbfield.text.cls.php.

00057                                      {
00058                 return $this->length;
00059         }

DBFieldText::validate ( $ value )

Returns true, if the value passed fits the fields restrictions.

Parameters:

string

$value

Returns:: Status

Reimplemented from DBField.

Reimplemented in DBFieldBlob, and DBFieldSerialized.

Definition at line 32 of file dbfield.text.cls.php.

00032                                          {
00033                 $ret = new Status();
00034                 $l = String::length(Cast::string($value));
00035                 if ($l > $this->length) {
00036                         $ret->append(tr(
00037                                 '%field may have no more than %num character', 
00038                                 'core', 
00039                                 array(
00040                                         '%field' => $this->get_field_name_translation(),
00041                                         '%num' => $this->length
00042                                 )
00043                         ));
00044                 }
00045                 else if ($l == 0 && !$this->get_null_allowed()) {
00046                         $ret->append(tr(
00047                                 '%field may not be empty', 
00048                                 'core', 
00049                                 array(
00050                                         '%field' => $this->get_field_name_translation(),
00051                                 )
00052                         ));
00053                 }
00054                 return $ret;
00055         }