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<?php |
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namespace SilverStripe\VersionedAdmin\Extensions; |
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use SilverStripe\CMS\Model\SiteTree; |
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use SilverStripe\Forms\GridField\GridFieldDataColumns; |
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use SilverStripe\ORM\DataExtension; |
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use SilverStripe\Security\Member; |
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use SilverStripe\VersionedAdmin\ArchiveAdmin; |
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use SilverStripe\VersionedAdmin\ArchiveViewProvider; |
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/** |
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* Adds a archive view for Pages |
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*/ |
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class SiteTreeArchiveExtension extends DataExtension implements ArchiveViewProvider |
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{ |
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/** |
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* @inheritDoc |
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*/ |
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public function getArchiveFieldClass() |
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{ |
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return SiteTree::class; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function getArchiveField() |
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{ |
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$listField = ArchiveAdmin::createArchiveGridField('Pages', SiteTree::class); |
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$listColumns = $listField->getConfig()->getComponentByType(GridFieldDataColumns::class); |
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$listColumns->setDisplayFields([ |
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'Title' => SiteTree::singleton()->fieldLabel('Title'), |
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'i18n_singular_name' => _t(ArchiveAdmin::class . '.COLUMN_TYPE', 'Type'), |
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'LastEdited.Ago' => _t(ArchiveAdmin::class . '.COLUMN_DATEARCHIVED', 'Date Archived'), |
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'ParentID' => _t(ArchiveAdmin::class . '.COLUMN_ORIGIN', 'Origin'), |
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'AuthorID' => _t(ArchiveAdmin::class . '.COLUMN_ARCHIVEDBY', 'Archived By') |
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]); |
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$listColumns->setFieldFormatting([ |
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'ParentID' => function ($val, $item) { |
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if (SiteTree::get_by_id($val)) { |
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$breadcrumbs = SiteTree::get_by_id($val)->getBreadcrumbItems(2); |
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$breadcrumbString = '../'; |
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foreach ($breadcrumbs as $item) { |
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$breadcrumbString = $breadcrumbString . $item->URLSegment . '/'; |
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}; |
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return $breadcrumbString; |
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} |
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}, |
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'AuthorID' => function ($val, $item) { |
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$member = Member::get_by_id($val); |
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return $member ? $member->Name : null; |
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}, |
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]); |
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return $listField; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function isArchiveFieldEnabled() |
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{ |
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return true; |
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} |
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} |
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In the issue above, the returned value is violating the contract defined by the mentioned interface.
Let's take a look at an example: