Feature: #102834 - Auto-registration of New Content Element Wizard via TCA

See forge#102834

Description

Content element types defined in TCA field CType are now automatically registered for the New Content Element Wizard. This replaces the former extra step to define a wizard entry in page TSconfig mod.wizards.newContentElement.wizardItems.<group>.

The item entries value, label, description, group and icon are used to define the wizard entry.

The migration looks as follows:

Before:

EXT:my_extension/Configuration/page.tsconfig
# Add a new element (header) to the "common" group
mod.wizards.newContentElement.wizardItems.common.elements.header {
  iconIdentifier = content-header
  title = LLL:EXT:backend/Resources/Private/Language/locallang_db_new_content_el.xlf:common_headerOnly_title
  description = LLL:EXT:backend/Resources/Private/Language/locallang_db_new_content_el.xlf:common_headerOnly_description
  tt_content_defValues {
    CType = header
  }
}
mod.wizards.newContentElement.wizardItems.common.show := addToList(header)
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After:

EXT:my_extension/Configuration/TCA/Overrides/tt_content.php
// use TYPO3\CMS\Core\Utility\ExtensionManagementUtility;

ExtensionManagementUtility::addPlugin(
    [
        'label' => 'LLL:EXT:backend/Resources/Private/Language/locallang_db_new_content_el.xlf:common_headerOnly_title',
        'description' => 'LLL:EXT:backend/Resources/Private/Language/locallang_db_new_content_el.xlf:common_headerOnly_description',
        'group' => 'default',
        'value' => 'header',
        'icon' => 'content-header',
    ],
    'CType',
    'my_extension',
);
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And for an Extbase plugin:

EXT:my_extension/Configuration/TCA/Overrides/tt_content.php
// use TYPO3\CMS\Extbase\Utility\ExtensionUtility;

ExtensionUtility::registerPlugin(
    'my_extension',         // extension name
    'my_plugin',            // plugin name
    'My plugin title',      // plugin title
    'my-icon',              // icon identifier
    'default',              // group
    'My plugin description' // plugin description
);
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The saveAndClose option is now defined through TCA as well:

Before:

EXT:my_extension/Configuration/page.tsconfig
mod.wizards.newContentElement.wizardItems {
  special.elements {
    div {
      saveAndClose = 1
    }
  }
}
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After:

EXT:my_extension/Configuration/TCA/Overrides/tt_content.php
<?php

$GLOBALS['TCA']['tt_content'] = array_merge_recursive(
    $GLOBALS['TCA']['tt_content'],
    [
        'types' => [
            'div' => [
                'creationOptions' => [
                    'saveAndClose' => true,
                ],
            ],
        ],
    ]
);
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The same applies to the default values. The option has been renamed from tt_content_defValues to defaultValues:

Before:

EXT:my_extension/Configuration/page.tsconfig
mod.wizards.newContentElement.wizardItems {
  special.elements {
    html {
      tt_content_defValues {
        bodytext = some text
      }
    }
  }
}
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After:

EXT:my_extension/Configuration/TCA/Overrides/tt_content.php
<?php

$GLOBALS['TCA']['tt_content'] = array_merge_recursive(
    $GLOBALS['TCA']['tt_content'],
    [
        'types' => [
            'html' => [
                'creationOptions' => [
                    'defaultValues' => [
                        'bodytext' => 'some text'
                    ],
                ],
            ],
        ],
    ]
);
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Removing items from the select box still works as before through page TSconfig TCEFORM. This will remove both the TCA items entry and the wizard entry.

EXT:my_extension/Configuration/page.tsconfig
TCEFORM.tt_content.CType {
  removeItems := addToList(header)
}
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To hide groups or elements in the wizard a new option removeItems is available.

EXT:my_extension/Configuration/page.tsconfig
# Before
mod.wizards.newContentElement.wizardItems.special.show := removeFromList(html)

# After
mod.wizards.newContentElement.wizardItems.special.removeItems := addToList(html)
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As mentioned, it's also possible to remove a whole group:

EXT:my_extension/Configuration/page.tsconfig
# This will remove the "menu" group
mod.wizards.newContentElement.wizardItems.removeItems := addToList(menu)
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Impact

The groups and elements of the new Content Element Wizard are now registered automatically from the TCA type field. This eases the creation of new content elements and plugins for integrators and developers, since the whole definition is done at a central place.