While working in Magento you may sometimes run into situations where you would like to override the functionality of the Magento core controllers. But you cannot edit the core controllers of Magento as it will hinder you from upgrading your Magento version. So we have to find a simple solution for that. Don’t worry, today we will see how to override Magento core controllers.
For this, you have to create a custom module. If you do not know how to create a custom module, then read this post.
Now suppose we want to override the checkout/cart controller. To do this, we will have to edit just two files in our custom module.
Suppose our custom module is present in the namespace ‘Company’ and our module is named as ‘Web’.

We already saw how to remove the .html extension from Magento.

When you install Magento probably your URLs would be like:

• http://www.domain.com/index.php/about-us

There is an option to remove that index.php from the URL.

Go to your admin panel -> System -> General -> Web -> Search Engines Optimization.

Change Use Web Server Rewrites to Yes.

We’re proud to present free Facebook Connect Magento extension which enables customers fast and easy registration and login with their Facebook identity. Demo can be seen on our playground demo store, just click “Connect with Facebook” link in upper right corner. And it’s just been updated!

Download

Download Inchoo_Facebook-0.9.6.zip, extract files to appropriate place following directory structure and reload cache.
Latest pre-relase versions can always be downloaded on my github project page.

Facebook App

For Facebook Connect to work you need to Setup Application on Facebook and obtain its API Key and Application Secret.

Use your store name as application name and read and accept terms of service. On second screen switch to Web Site tab and set Site URL to the store domain where you plan to implement Facebook Connect. Save Changes. Other Connect settings are optional, but you might want to add store logo for example.

Magento powered stores or any other Ecommerce stores rely on the fact that no matter how many products they can display on their home page people will surely search for their desired products in order to purchase online. Default search box which comes with the Magento installation is quite powerful in searching and showing product catalogue but still many store owners prefers to use Google Site Search in their Magento powered stores.

Google Site Search Advantages For Magento Stores

Google Site Search saves you from the overhead of heavy searches on your site making your site go slow. If Google site search is used you won’t be computing any results on your store rather showing what is already indexed in Google.

If you use Google Adwords advertising for your Magento web store, you will probably need this module. This module will be very useful, because Magento doesn’t have functionality for tracking Adowrds conversion. Feel free to download module and use it on personal responsibility. I’m using this module on web store without any problems.

You need to know that this module will track Adwords conversion over checkout/success page. At checkout/success page will be executed javascript (this is code of Block for checkout/success page):