[5.3] Catch undefined cors options when saving global options

[laoneo]

Summary of Changes

When saving an option on cli, then are undefined property warnings thrown on error reporting maximum. This happens only when Joomla is installed through cli with the php installation/joomla.php command.

Testing Instructions

Execut cli/joomla.php config:set debug=1 on the console within the joomla root folder.

Actual result BEFORE applying this Pull Request

The following four warnings are displayed:

Warning: Undefined array key "cors" in /var/www/html/Projects/cms5/administrator/components/com_config/src/Model/ApplicationModel.php on line 748

Warning: Undefined array key "cors_allow_origin" in /var/www/html/Projects/cms5/administrator/components/com_config/src/Model/ApplicationModel.php on line 749

Warning: Undefined array key "cors_allow_headers" in /var/www/html/Projects/cms5/administrator/components/com_config/src/Model/ApplicationModel.php on line 750

Warning: Undefined array key "cors_allow_methods" in /var/www/html/Projects/cms5/administrator/components/com_config/src/Model/ApplicationModel.php on line 751

Expected result AFTER applying this Pull Request

No warnings.

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:

• No documentation changes for manual.joomla.org needed

[muhme]

I have tested this item ✅ successfully on edf6bc8

Before applying this PR and if the four cors*-entries are deleted from configuration.php file, the four deprecation warnings are shown. After applying this PR no deprecation warnings are shown anymore and enabling/disabling Debug System continues to work with Joomla Command Line Interface.

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_{This comment was created with the J!Tracker Application at issues.joomla.org/tracker/joomla-cms/45103.}

[alikon]

I have tested this item ✅ successfully on edf6bc8

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_{This comment was created with the J!Tracker Application at issues.joomla.org/tracker/joomla-cms/45103.}

[alikon]

RTC

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_{This comment was created with the J!Tracker Application at issues.joomla.org/tracker/joomla-cms/45103.}

[bembelimen]

Thx