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refactored validators.

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This commit is contained in:
Qiang Xue
2013-04-03 23:23:32 -04:00
parent b5b1d91e90
commit 3bd186deeb
17 changed files with 310 additions and 222 deletions
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66
framework/validators/StringValidator.php
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@@ -7,6 +7,8 @@
namespace yii\validators;
use Yii;
/**
* StringValidator validates that the attribute value is of certain length.
*
@@ -46,20 +48,23 @@ class StringValidator extends Validator
*/
public $notEqual;
/**
* @var boolean whether the attribute value can be null or empty. Defaults to true,
* meaning that if the attribute is empty, it is considered valid.
*/
public $allowEmpty = true;
/**
* @var mixed the encoding of the string value to be validated (e.g. 'UTF-8').
* This property is used only when mbstring PHP extension is enabled.
* The value of this property will be used as the 2nd parameter of the
* mb_strlen() function. If this property is not set, the application charset
* will be used. If this property is set false, then strlen() will be used even
* if mbstring is enabled.
* @var string the encoding of the string value to be validated (e.g. 'UTF-8').
* If this property is not set, [[\yii\base\Application::charset]] will be used.
*/
public $encoding;
/**
* Initializes the validator.
*/
public function init()
{
parent::init();
if ($this->encoding === null) {
$this->encoding = Yii::$app->charset;
}
}
/**
* Validates the attribute of the object.
* If there is any error, the error message is added to the object.
@@ -69,36 +74,45 @@ class StringValidator extends Validator
public function validateAttribute($object, $attribute)
{
$value = $object->$attribute;
if ($this->allowEmpty && $this->isEmpty($value)) {
return;
}
if (!is_string($value)) {
$message = ($this->message !== null) ? $this->message : \Yii::t('yii|{attribute} must be a string.');
$message = ($this->message !== null) ? $this->message : Yii::t('yii|{attribute} must be a string.');
$this->addError($object, $attribute, $message);
return;
}
if (function_exists('mb_strlen') && $this->encoding !== false) {
$length = mb_strlen($value, $this->encoding ? $this->encoding : \Yii::$app->charset);
} else {
$length = strlen($value);
}
$length = mb_strlen($value, $this->encoding);
if ($this->min !== null && $length < $this->min) {
$message = ($this->tooShort !== null) ? $this->tooShort : \Yii::t('yii|{attribute} is too short (minimum is {min} characters).');
$message = ($this->tooShort !== null) ? $this->tooShort : Yii::t('yii|{attribute} should contain at least {min} characters.');
$this->addError($object, $attribute, $message, array('{min}' => $this->min));
}
if ($this->max !== null && $length > $this->max) {
$message = ($this->tooLong !== null) ? $this->tooLong : \Yii::t('yii|{attribute} is too long (maximum is {max} characters).');
$message = ($this->tooLong !== null) ? $this->tooLong : Yii::t('yii|{attribute} should contain at most {max} characters.');
$this->addError($object, $attribute, $message, array('{max}' => $this->max));
}
if ($this->is !== null && $length !== $this->is) {
$message = ($this->notEqual !== null) ? $this->notEqual : \Yii::t('yii|{attribute} is of the wrong length (should be {length} characters).');
$message = ($this->notEqual !== null) ? $this->notEqual : Yii::t('yii|{attribute} should contain {length} characters.');
$this->addError($object, $attribute, $message, array('{length}' => $this->is));
}
}
/**
* Validates the given value.
* @param mixed $value the value to be validated.
* @return boolean whether the value is valid.
*/
public function validateValue($value)
{
if (!is_string($value)) {
return false;
}
$length = mb_strlen($value, $this->encoding);
return ($this->min === null || $length >= $this->min)
&& ($this->max === null || $length <= $this->max)
&& ($this->is === null || $length === $this->is);
}
/**
* Returns the JavaScript needed for performing client-side validation.
* @param \yii\base\Model $object the data object being validated
@@ -111,7 +125,7 @@ class StringValidator extends Validator
$value = $object->$attribute;
if (($notEqual = $this->notEqual) === null) {
$notEqual = \Yii::t('yii|{attribute} is of the wrong length (should be {length} characters).');
$notEqual = Yii::t('yii|{attribute} should contain {length} characters.');
}
$notEqual = strtr($notEqual, array(
'{attribute}' => $label,
@@ -120,7 +134,7 @@ class StringValidator extends Validator
));
if (($tooShort = $this->tooShort) === null) {
$tooShort = \Yii::t('yii|{attribute} is too short (minimum is {min} characters).');
$tooShort = Yii::t('yii|{attribute} should contain at least {min} characters.');
}
$tooShort = strtr($tooShort, array(
'{attribute}' => $label,
@@ -129,7 +143,7 @@ class StringValidator extends Validator
));
if (($tooLong = $this->tooLong) === null) {
$tooLong = \Yii::t('yii|{attribute} is too long (maximum is {max} characters).');
$tooLong = Yii::t('yii|{attribute} should contain at most {max} characters.');
}
$tooLong = strtr($tooLong, array(
'{attribute}' => $label,