mirror of
https://github.com/silverstripe/silverstripe-dms
synced 2024-10-22 14:05:56 +02:00
82 lines
3.1 KiB
PHP
82 lines
3.1 KiB
PHP
<?php
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/**
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* This class is a {@link GridField} component that adds a delete a DMS document.
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*
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* This component also supports unlinking a relation instead of deleting the object. By default it unlinks, but if
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* this is the last reference to a specific document, it warns the user that continuing with the operation will
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* delete the document completely.
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*
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* <code>
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* $action = new GridFieldDeleteAction(); // delete objects permanently
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* </code>
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*
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* @package dms
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* @subpackage cms
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*/
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class DMSGridFieldDeleteAction extends GridFieldDeleteAction implements GridField_ColumnProvider, GridField_ActionProvider {
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/**
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*
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* @param GridField $gridField
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* @param DataObject $record
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* @param string $columnName
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* @return string - the HTML for the column
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*/
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public function getColumnContent($gridField, $record, $columnName) {
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if($this->removeRelation) {
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$field = GridField_FormAction::create($gridField, 'UnlinkRelation'.$record->ID, false, "unlinkrelation", array('RecordID' => $record->ID))
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->addExtraClass('gridfield-button-unlink')
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->setAttribute('title', _t('GridAction.UnlinkRelation', "Unlink"))
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->setAttribute('data-icon', 'chain--minus');
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} else {
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if(!$record->canDelete()) {
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return;
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}
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$field = GridField_FormAction::create($gridField, 'DeleteRecord'.$record->ID, false, "deleterecord", array('RecordID' => $record->ID))
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->addExtraClass('gridfield-button-delete')
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->setAttribute('title', _t('GridAction.Delete', "Delete"))
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->setAttribute('data-icon', 'cross-circle')
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->setDescription(_t('GridAction.DELETE_DESCRIPTION','Delete'));
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}
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//add a class to the field to if it is the last gridfield in the list
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$numberOfRelations = $record->Pages()->Count();
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$field->addExtraClass('dms-delete') //add a new class for custom JS to handle the delete action
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->setAttribute('data-pages-count', $numberOfRelations) //add the number of pages attached to this field as a data-attribute
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->removeExtraClass('gridfield-button-delete'); //remove the base gridfield behaviour
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//set a class telling JS what kind of warning to display when clicking the delete button
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if ($numberOfRelations > 1) $field->addExtraClass('dms-delete-link-only');
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else $field->addExtraClasS('dms-delete-last-warning');
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return $field->Field();
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}
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/**
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* Handle the actions and apply any changes to the GridField
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*
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* @param GridField $gridField
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* @param string $actionName
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* @param mixed $arguments
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* @param array $data - form data
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* @return void
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*/
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public function handleAction(GridField $gridField, $actionName, $arguments, $data) {
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if($actionName == 'deleterecord' || $actionName == 'unlinkrelation') {
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$item = $gridField->getList()->byID($arguments['RecordID']);
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if(!$item) {
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return;
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}
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if($actionName == 'deleterecord' && !$item->canDelete()) {
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throw new ValidationException(_t('GridFieldAction_Delete.DeletePermissionsFailure',"No delete permissions"),0);
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}
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$delete = false;
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if ($item->Pages()->Count() <= 1) $delete = true;
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$gridField->getList()->remove($item); //remove the relation
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if ($delete) $item->delete(); //delete the DMSDocument
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}
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}
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}
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