magic-methods

Triggering __call() in PHP even when method exists

The PHP documentation says the following about the __call() magic method: __call() is triggered when invoking inaccessible methods in an object context. Is there a way I can have __call() called even when a method exists, before the actual method is called? Or, is there some other hook I can implement or another way that would provide...

Best Practices for __get() and __set()

Stemming from this question on using __get() and __set() to access private variables, I'd like to get the input on how they are used in general. I am wondering when or where would be the best time to use a overloading function, and where you have used one (if you have). Just to be clear, we are talking about these functions: http://us2....

PHP's magic method __call on subclasses

My situation is best described with a bit of code: class Foo { function bar () { echo "called Foo::bar()"; } } class SubFoo extends Foo { function __call($func) { if ($func == "bar") { echo "intercepted bar()!"; } } } $subFoo = new SubFoo(); // what actually happens: $subFoo->bar();...

__toString problems

Hi there programmers! I'm building a little MVC system (learning) and I have some problems with showing variables in my view files. This is from my View class: private $vars = array(); public function __set($key, $value) { $this->vars[$key] = $value; } public function __get($key) { return $this->...

How to use getters and setters in PHP domain objects and transfer them correctly with Zend_Amf

I just started to use Zend_Amf and thus far I'm really happy with it for sending objects from Flash to the server. Sending my objects from the server back to my Flash environment is causing me a slight headache. My PHP objects mostly contain private properties that have a custom getter and setter method. How do I make Zend_Amf aware of t...

How to make __set also work for static operation in PHP?

When I call self::$parameter = 1; the __set is not called. Is there a way to workaround? ...

php: avoiding __get in certain circumstances?

I have a class where I'm using __set. Because I don't want it to set just anything, I have an array of approved variables that it checks before it will actually set a class property. However, on construct, I want the __construct method to set several class properties, some of which are not in the approved list. So when construct happen...

[PHP] using the magic __set() method with 2D arrays

If I have the following registry class: Class registry { private $_vars; public function __construct() { $this->_vars = array(); } public function __set($key, $val) { $this->_vars[$key] = $val; } public function __get($key) { if (isset($this->_vars[$key])) retur...

Why does python use 'magic methods'?

I've been playing around with Python recently, and one thing I'm finding a bit odd is the extensive use of 'magic methods', e.g. to make its length available an object implements a method def __len__(self) and then it is called when you write len(obj). I was just wondering why objects don't simply define a len(self) method and have it c...

Are Magic Methods Best practice in PHP?

Are Magic Methods Best practice in PHP? ...

Magic methods + Reflection API = can't investigate class properties. Why?

If I use magic methods. While using reflection API, I can't investigate class properties.. Why is it so? EDIT What is Reflection API? pls do not refer me php.net i didnt understood that.. guide me in your words plsss ...

How do I make PHP's Magic __set work like a natural variable?

Basically, what I want to do is create a class called Variables that uses sessions to store everything in it, allowing me to quickly get and store data that needs to be used throughout the entire site without working directly with sessions. Right now, my code looks like this: <?php class Variables { public function ...

Docs for auto-generated methods in Ruby on Rails

Rails has all sorts of auto-generated methods that I've often times struggled to find documentation for. For example, in routes.rb, if I have: map.resources :projects do |p| p.resources :tasks end This will get a plethora of auto-generate path and url helpers. Where can I find documentation for how to work with these paths? I gener...

php 5.1.6 magic __toString method

In codeigniter Im trying to use this plugin which requires I implement a toString method in my models. My toString method simply does public function __toString() { return (string)$this->name; } On my local machine with php 5.3 everything works just fine but on the production server with php 5.1.6 it shows "Object id#48" where the...

Magic Methods in Ruby?

Ruby enthusiasts! I am trying to write a DSL in ruby and i would like to be able to create some magic methods (not sure that is the most accurate term for what i want). I would like to be able to do things like the following: a = [1, 2, 3] b = 2 (a contains b) And have it resolve to true or false. Essentially, how can i define the f...

Cannot find Function Definition of an Event Observer class in Magento

For anybody who has seen / used Magento, can you please tell me where can I find the following 3 function's definitions of the Catalog Product's save action's Event Observer class:- setBundleOptionsData() setBundleSelectionsData() setCanSaveBundleSelections() Please pardon me, for asking such a silly question, but I am really helples...

Is there a __get magic method equivalent for instantiating classes?

Looking to see if there is any way to implement the kind of functionality of the __get() magic method, but when trying to instantiate a new class. My goal is to have $foo = new Cat(); Ultimately result in the creation of a generic object, i.e. new Mammal('Cat'); Such that $foo would be an instance of the class Mammal, with the calle...

@StaticMethod or @ClassMethod decoration on magic methods

I am trying to decorate the magic method __getitem__ to be a classmethod on the class. Here is a sample of what I tried. I don't mind using either classmethod or staticmethod decoration, but I am not too sure how to do it. Here is what I tried: import ConfigParser class Settings(object): _env = None _config = None def __init_...

__get/__set/__call performance questions with PHP

I have a custom-built MVC PHP framework that I am in the process of rewriting and had a question about performance and magic methods. With the model portion of the framework, I was thinking if __get/__set magic methods would cause too much performance hit to be worth using. I mean accessing (reads and writes) model data is going to be ...

Emulate public/private properties with __get() and __set()?

I was writing a class that uses __get() and __set() to store and retrieve array elements in a master array. I had a check to make some elements ungettable, basically to re-create private properties. I noticed that it seemed that __get intercepts all calls to class properties. This sucks for me, because I wanted to have a variable priva...