14 questions linked to/from How to override core classes?
How to override layout files properly
In Joomla 3.x we can use the JLayout class to override the files located in ROOT/layouts folder According to this doc http://docs.joomla.org/J3.x:JLayout_Improvements_for_Joomla! all we need to do ...
Override MVC classes in Joomla 3
Is there anyway to override MVC classes in Joomla 3? I have found this thread but it is for Joomla 2.5. How to override core classes? I have done MVC overrides in Joomla 2.5 successfully but now I ...
How to override helper file in template?
I did some modifications and added some extra functions in the file /components/MY_COMPONENT/helper/MYFILE.php What should I do to not lose these modifications in a future component update?
Can I use HTML overrides to override a file located in /components/administrator/componentname/helper/?
I know these are the core files of the component and I don't want to change them directly. So I'm looking for some way, like OpenCart's VQMod, to create an override, can I use HTML overrides for that ...
How to override the mod_k2_tools helper function?
I'm trying to understand how to override the helper.php found in /joomla_site/modules/mod_k2_tools because it is not a component but a module, and it is not the controller, because the controller is ...
Can anyone explain the tp=1 process?
Can someone please explain the process behind tp=1 for the mod positions preview , I found the module output which is called from templates/system/html/module.php function modChrome_outline(...) ...
Disabling Joomla Unique Email Functionality
I am tring to override Joomlas function to not allow duplicate email addresses. I know the security issues surrounding this but its I will have to have users with the same email address. My users are ...
Overriding a plugin's non-templated layout files?
I've been trying to figure out how to do this, but nothing seems to really work: I want to override the results/pagination renderers from ZOOFilter which I know is in /plugins/system/zoofilter/...
How to override an administrator template file that's included on the frontend?
A component is using include to load an administrator form in the front-end so users can fill it out and submit content. I'd like to override that form, but it doesn't appear to be possible from my ...
How to remove specific articles from blog view using a plugin custom code. Its possible? How?
I would like to prevent some specific articles from being shown on com_content blog view and featured articles view. For example, if the article has a specific ID that I seted on code like "27" he ...
Override JHtml core function select.radiolist
I want to override the output of the select radiolist. I can hack the core, but I'm not really fond of doing that in relation to updates. So i checked out a system plugin to override the JHTMLselect ...
Change priority of loading Joomla core class and custom core class overrides
I would like to know in Joomla framework, there is a way to change priority loading some Joomla core classes after using JLoader::register() method in a system plugin developed to override Joomla core ...
Override component class?
I've been googling this and haven't found anything that does the job. I have a component and I want to override some output text from the following location: administrator/components/com_mycomp/...
helper file overrider is not working
I am trying to override the helper file of XYZ component and for this I have created a system plugin using these documentation - https://docs.joomla.org/J1.5:Plugin/Events/System and How to ...