Disabling A Category

Using the database to inspect EAV-based entity types can be a real pain in the ass, so here are a bunch of queries that let you inspect some popular EAV entity types easily. This practice can be applied to any EAV entity type, however as there are...

This code shows all possible configuration options for an attribute that I know of, you need not include all of these when adding an attribute (although it won't hurt)

$installer = Mage::getResourceModel('catalog/setup', 'catalog_setup');

...

This is creating a module which will update categories to include new attributes.

1. inside app/etc/modules/yourmodule.xml put the following:

    <?xml version="1.0"?>
    <config>
        <modules>
            <Yourmodule_Sql>...
   

We had a situation whereby a client placed an order and went through Sage Pay
succesfully, however the order was not able to be created on Magento, so we had
an error stating "WARNING - There are approved Sage Pay transactions that have
no associa...

In summary - making a credit memo can increase the stock quantity but will never set the "Stock Availability" of the product to "In Stock", whereas a config option can control whether an order cancellation sets "In Stock" automatically. Denying a ...

To see a list of all attribute sets, groups, and associated attributes for products, use this SQL. BONUS! Also shows the sort ordering, useful for determining which sort_order you need to place an attribute in a certain position:

SELECT...

In app/code/core/Mage/Core/functions.php Magento offers a function named mageDebugBacktrace() which is nice, but I thought could be made nicer. This backtrace shows frame numbers, file names and line numbers, classes, methods and arguments whe...

This is some boilerplate code to facilitate the use of many-to-many relationship tables in Magento. I found myself rewriting this code often, so this saves some time. This example links a sizeguide entity to attribute sets. Obviously you'll need t...

When a category is created whilst in a store scope, and a value is set against an attribute which has is_required set to false, and has a scope more specific than global, then a value is not set against the global scope, resulting in the sto...

Only a core set of attributes are added to the product collection (for the list page) by default. This bit of XML will allow you to add additional attributes to that collection:

<config>
    <frontend>
        <product>
          ...