All business logic should be in the MODEL. Remember, the responsibilities of each layer are thus: Controller – bridge between the model and view. Decides where to go next. View – displays the data, gathers user input Model – business logic, interface to data store. One of the biggest gains is in maintenance and (later) … Read more
Real and Pure MVC is unidirectional. It is clear from the the wikipedia diagram pasted in the question. More than a decade ago, when server side frameworks like Apache Struts implemented a variant of MVC called Model View Presenter (MVP) pattern, they made every request go through controller and every response come back through controller. … Read more
They all are. MVC is a vague pattern. My view on MVC is that : Controller Object has a collection of models and has methods for viewing and editing the models. It talks to Models and returns instances of Views with models applied on them. View Has the definition of a model attached to it … Read more
Besides the already mentioned great reads (Fowler & Miller) and to reply to your point on differences among controller/ presenter/ … from the developer’s point of view: Controller in MVC: Controller is the actual component that gets called as a result of user interaction. Developer does not have to write code to delegate calls to … Read more
WordPress itself is not architected in MVC, but one can build very MVC oriented themes and plugins within the framework. There are several tools which can help: WordPress MVC solutions: Churro: @ wordpress.org/extend/plugins/churro Tina-MVC: @ wordpress.org/extend/plugins/tina-mvc Plugin Factory: @ wordpress.org/extend/plugins/plugin-factory MVCPress: http://mozey.wordpress.com/2007/01/22/mvcpress-screenshots/#comment-3634 (abandoned, but interesting ideas) MVC threads on WordPress.org Ideas and Trac: http://wordpress.org/extend/ideas/topic/mvc-plugin-framework http://wordpress.org/extend/ideas/topic/complete-reestructuring … Read more
Model View Presenter and Model View Controller both try to solve the same “seperation of concerns” problem. The primary difference you’ll find is that Model View Controller (MVC) is often implemented with some coupling between the view and some model of some sort – thereby a given view is specifically purposed to provide a visualization … Read more
Comparison with the MVC architecture At first glance, the three tiers may seem similar to the model-view-controller (MVC) concept; however, topologically they are different. A fundamental rule in a three tier architecture is the client tier never communicates directly with the data tier; in a three-tier model all communication must pass through the middle tier. … Read more
3-tier is a Architecture Style and MVC is a Design Pattern. so is Different in that. but we could using mvc pattern in 3-tier architecture style. so: Presentation Tier: “Controllers and Views” from MVC Pattern. Business Tier : “Model(Data)” from MVC Pattern. Data Access Tier : Original Data Access Tier.
One of the best write-ups of several different Interactive Application Architecture Patterns out there, is this very detailed and well-researched blog-post. It covers Model-View-Controller, three different flavors of Model-View-Presenter, several different flavors of Presentation-Abstraction-Control, Supervising Controller, Passive View and Hierarchical MVC. Another interesting pattern is the Presenter First pattern by Atomic Objects. It’s not just … Read more
The terms are a bit vague I agree. I would use domain to refer to the business area you are dealing with. Like banking or insurance or what not. Then you have domain models. These are the things you deal with in that business domain, like for domain of banking you have accounts, customers, transfers … Read more