mirror of
https://github.com/silverstripe/silverstripe-cms
synced 2024-06-30 16:39:23 +02:00
50 lines
1.6 KiB
PHP
50 lines
1.6 KiB
PHP
<?php
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namespace SilverStripe\CMS\Model;
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use SilverStripe\Assets\File;
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use SilverStripe\Forms\FieldList;
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use SilverStripe\Forms\ReadonlyField;
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use SilverStripe\Forms\Tab;
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use SilverStripe\Forms\TabSet;
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use SilverStripe\ORM\DataExtension;
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use SilverStripe\ORM\FieldType\DBHTMLText;
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/**
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* Extension applied to {@see FileFormFactory} to decorate with a "Used on:" information area.
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* Uses tracking provided by {@see SiteTreeFileExtension} to generate this.
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*
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* @property File $owner
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*/
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class SiteTreeFileFormFactoryExtension extends DataExtension
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{
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public function updateFormFields(FieldList $fields, $controller, $formName, $context)
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{
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// Create field
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/** @var File|SiteTreeFileExtension $record */
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$record = $context['Record'];
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$usedOnField = ReadonlyField::create(
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'BackLinkCount',
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_t(__CLASS__.'.BACKLINKCOUNT', 'Used on:'),
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$record->BackLinkTrackingCount() . ' ' . _t(__CLASS__.'.PAGES', 'page(s)')
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)
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->addExtraClass('cms-description-toggle');
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// Add table
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/** @var DBHTMLText $backlinkHTML */
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$backlinkHTML = $record->BackLinkHTMLList();
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if (trim($backlinkHTML->forTemplate())) {
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$usedOnField->setDescription($backlinkHTML);
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}
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/** @var TabSet $tabset */
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$tabset = $fields->fieldByName('Editor');
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if ($tabset) {
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// Add field to new tab
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/** @var Tab $tab */
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$tab = Tab::create('Usage', _t(__CLASS__.'.USAGE', 'Usage'), $usedOnField);
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$tabset->push($tab);
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}
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}
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}
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