#12891: Fixed issue for Cuctom object for country filter

[dhirendramishra10]

Assuming that:

a = current major release
b = current minor release
c = future major release

• a.x for any features and enhancements (e.g. 4.x)
• a.b for any bug fixes (e.g. 4.0, 4.1, 4.2)
• c.x for any features, enhancements or bug fixes with backward compatibility breaking changes (e.g. 5.x) -->

Q	A
Bug fix? (use the a.b branch)	[ YES]
New feature/enhancement? (use the a.x branch)	[ ]
Deprecations?	[ ]
BC breaks? (use the c.x branch)	[ ]
Automated tests included?	[ ]
Related user documentation PR URL	mautic/mautic-documentation#...
Related developer documentation PR URL	mautic/developer-documentation#...
Issue(s) addressed	Fixes https://acquia.atlassian.net/browse/MAUT-12891

Description:

• Custom Object Country list filter is not working for Dynamic Web Content

Steps to Reproduce:

• Create a custom object with country list field
• Create custom items with different countries and link it with contacts
• Create DWC with custom object country list filter
• Use the DWC in email/landing page
• Verify DWC shows default content for all values irrespective of filter, which is a issue

Steps to test this PR:

• Create a custom object with country list field
• Create custom items with different countries and link it with contacts
• Create DWC with custom object country list filter lets say equal to "Albania" and add some Slot
• Use the DWC in email/landing page and Under builder select DWC and add some default messages for Same Slot selected in DWC above.
• Use landing page preview page and input username and see for users having attached city Equal to 'Albania' are show with DWC message content and not Default content
• Users with Not attached to items having 'Albania' should show Default content message.

[avikarshasaha]

Remove this comment

[avikarshasaha]

$value = array_search($label, $options, true);
if ($value !== false) {
$filter['filter_value'] = $value;
}

[avikarshasaha]

array_flip is expensive operation