[6.0] Removing CMSObject from most of the codebase

[Hackwar]

Summary of Changes

This PR removes CMSObject from a lot of cases in our codebase. The last parts where this is left is the media manager, a few classes and com_finder. For com_finder there is another PR (#43795).

Testing Instructions

Codereview?

Link to documentations

Please select:

• Documentation link for docs.joomla.org:

• No documentation changes for docs.joomla.org needed

• Pull Request link for manual.joomla.org: Documentation for removal of CMSObject from core code Manual#380

• No documentation changes for manual.joomla.org needed

[QuyTon]

Maybe related to this PR. Go to System > Site Templates.

An error has occurred.
0 Call to undefined method stdClass::get()
Call Stack
#	Function	Location
1	()	JROOT\administrator\components\com_templates\tmpl\templates\default.php:101
2	include()	JROOT\libraries\src\MVC\View\HtmlView.php:416
3	Joomla\CMS\MVC\View\HtmlView->loadTemplate()	JROOT\libraries\src\MVC\View\HtmlView.php:204
4	Joomla\CMS\MVC\View\HtmlView->display()	JROOT\administrator\components\com_templates\src\View\Templates\HtmlView.php:128
5	Joomla\Component\Templates\Administrator\View\Templates\HtmlView->display()	JROOT\libraries\src\MVC\Controller\BaseController.php:697
6	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT\administrator\components\com_templates\src\Controller\DisplayController.php:68
7	Joomla\Component\Templates\Administrator\Controller\DisplayController->display()	JROOT\libraries\src\MVC\Controller\BaseController.php:730
8	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT\libraries\src\Dispatcher\ComponentDispatcher.php:143
9	Joomla\CMS\Dispatcher\ComponentDispatcher->dispatch()	JROOT\libraries\src\Component\ComponentHelper.php:361
10	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT\libraries\src\Application\AdministratorApplication.php:150
11	Joomla\CMS\Application\AdministratorApplication->dispatch()	JROOT\libraries\src\Application\AdministratorApplication.php:205
12	Joomla\CMS\Application\AdministratorApplication->doExecute()	JROOT\libraries\src\Application\CMSApplication.php:306
13	Joomla\CMS\Application\CMSApplication->execute()	JROOT\administrator\includes\app.php:58
14	require_once()	JROOT\administrator\index.php:32

[laoneo]

Can you open an issue or event better a pr to fix it?

[richard67]

That could be fixed with PR #45199 .