Maut 11460: Dynamic content in email builder filtered on custom object values

[avikarshasaha]

Q	A
Bug fix? (use the a.b branch)	[ Y]
New feature/enhancement? (use the a.x branch)	[ N]
Deprecations?	[ N]
BC breaks? (use the c.x branch)	[N ]
Automated tests included?	[ Y]
Related user documentation PR URL
Related developer documentation PR URL
Issue(s) addressed	https://acquia.atlassian.net/browse/MAUT-11460

Description:

Dynamic content in email builder filtered on custom object values

Steps to test this PR:

Create a segment email with dynamic content with one or more variations.
The variations should be based on the filters of Custom Object.
Then, trigger/preview the email to the selected contacts that fall under the configured variations.
Users should receive dynamic content depending on Custom Object filter

Other areas of Mautic that may be affected by the change:

List deprecations along with the new alternative:

List of areas covered by the unit and/or functional tests:

[fedys]

I found several major/minor issues. Please address them. I will continue with my review once the issues are addressed.

[fedys]

See my code comments.

[fedys]

@avikarshasaha will your changes work when there is a chain of custom items (Contact -> Custom Item -> Custom Item)?

[fedys]

@avikarshasaha will your changes work when there is a chain of custom items (Contact -> Custom Item -> Custom Item)?

On today's DSU we decided not to support the chaining within this ticket/PR.

[dadarya0]

Failing if email variant have both custom object and lead type fields filter together.

[dadarya0]

Failing if email variant have both custom object and lead type fields filter together.