[Support] Page builder content is broken when html element contains script tags with html template

[bubasuma]

Page builder content is broken when html element contains script tags with html template

Description (*)

DOMDocument::loadHTML() removes closing tags inside script tags and results in broken html template script
https://bugs.php.net/bug.php?id=52012

Bug

• MC-34846 [Page Builder] "Order by SKU" Widget is displayed incorrectly on the Storefront

Manual testing scenarios (*)

1. Go to admin panel. Main menu - Content - Blocks.
2. Add a new block - Edit Block title and identifier.
3. Add HTML code element using Pagebuilder Drag&Drop into content area.
4. Click edit html code icon on a new element and insert a widget 'Order By SKU'.
5. Settings for widget :
   • Template - Order by SKU Template
   • Display a link .. - Yes
   • Link Text - Load a list of SKUs
6. Click on button - Insert widget
7. Save the new block.
8. We are going to render the cms block on shopping cart page.
9. Go to Admin Panel - Content - Widgets - click Add Widget button.
10. On widget edit page select :
    • Type - Cms Static Block
    • Design Theme - Magento Luma
    • Click Continue button
11. Enter data on Storefront Properties page 
    • Widget Title - order by sku
    • Assign to Store Views - All Store Views
    • Layout updates
    • Click Add Layout Update
    • Display on - Specified page
    • Page - Shopping cart
    • Container - Main Content Area
12. On Widget Options tab
    • Select CMS block created on steps 2-8.
13. Click Save button.

🔴 Actual Result

🟢 Expected Result

Builds

• All-User-Requested-Tests

Checklist

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds are green)

[bubasuma]

@magento run all tests against 2.3-develop

[bubasuma]

@magento run Unit-Tests 2.3-develop

[bubasuma]

@magento run Unit-Tests against 2.3-develop

[bubasuma]

@magento run Unit Tests against 2.3-develop

[bubasuma]

@magento run Magento Health Index against 2.3-develop

[bubasuma]

@magento run Static Tests against 2.3-develop

[omiroshnichenko]

See comment #523 (review)

[omiroshnichenko]

@bubasuma Please, create All User Requested Tests Build with Page Builder enabled

[bubasuma]

https://m2build-ur.devops.magento.com/job/All-User-Requested-Tests/33643/
https://m2build-ur.devops.magento.com/job/All-User-Requested-Tests/33661/