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CDefaultValueValidator

Package system.validators
Inheritance class CDefaultValueValidator » CValidator » CComponent
Since 1.0.2
Version $Id$
Source Code framework/validators/CDefaultValueValidator.php
CDefaultValueValidator sets the attributes with the specified value. It does not do validation. Its existence is mainly to allow specifying attribute default values in a dynamic way.

Public Properties

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PropertyTypeDescriptionDefined By
attributes array list of attributes to be validated. CValidator
builtInValidators array list of built-in validators (name=>class) CValidator
message string the user-defined error message. CValidator
on array list of scenarios that the validator should be applied. CValidator
setOnEmpty boolean whether to set the default value only when the attribute value is null or empty string. CDefaultValueValidator
value mixed the default value to be set to the specified attributes. CDefaultValueValidator

Public Methods

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MethodDescriptionDefined By
__call() Calls the named method which is not a class method. CComponent
__get() Returns a property value, an event handler list or a behavior based on its name. CComponent
__isset() Checks if a property value is null. CComponent
__set() Sets value of a component property. CComponent
__unset() Sets a component property to be null. CComponent
applyTo() Returns a value indicating whether the validator applies to the specified scenario. CValidator
asa() Returns the named behavior object. CComponent
attachBehavior() Attaches a behavior to this component. CComponent
attachBehaviors() Attaches a list of behaviors to the component. CComponent
attachEventHandler() Attaches an event handler to an event. CComponent
canGetProperty() Determines whether a property can be read. CComponent
canSetProperty() Determines whether a property can be set. CComponent
createValidator() Creates a validator object. CValidator
detachBehavior() Detaches a behavior from the component. CComponent
detachBehaviors() Detaches all behaviors from the component. CComponent
detachEventHandler() Detaches an existing event handler. CComponent
disableBehavior() Disables an attached behavior. CComponent
disableBehaviors() Disables all behaviors attached to this component. CComponent
enableBehavior() Enables an attached behavior. CComponent
enableBehaviors() Enables all behaviors attached to this component. CComponent
getEventHandlers() Returns the list of attached event handlers for an event. CComponent
hasEvent() Determines whether an event is defined. CComponent
hasEventHandler() Checks whether the named event has attached handlers. CComponent
hasProperty() Determines whether a property is defined. CComponent
raiseEvent() Raises an event. CComponent
validate() Validates the specified object. CValidator

Protected Methods

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MethodDescriptionDefined By
addError() Adds an error about the specified attribute to the active record. CValidator
isEmpty() Checks if the given value is empty. CValidator
validateAttribute() Validates the attribute of the object. CDefaultValueValidator

Property Details

setOnEmpty property
public boolean $setOnEmpty;

whether to set the default value only when the attribute value is null or empty string. Defaults to true. If false, the attribute will always be assigned with the default value, even if it is already explicitly assigned a value.

value property
public mixed $value;

the default value to be set to the specified attributes.

Method Details

validateAttribute() method
protected void validateAttribute(CModel $object, string $attribute)
$object CModel the object being validated
$attribute string the attribute being validated
Source Code: framework/validators/CDefaultValueValidator.php#39 (show)
protected function validateAttribute($object,$attribute)
{
    if(!$this->setOnEmpty)
        $object->$attribute=$this->value;
    else
    {
        $value=$object->$attribute;
        if($value===null || $value==='')
            $object->$attribute=$this->value;
    }
}

Validates the attribute of the object.