mirror of
https://github.com/UndefinedOffset/SortableGridField.git
synced 2024-10-22 17:05:38 +02:00
143 lines
5.8 KiB
PHP
143 lines
5.8 KiB
PHP
<?php
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/**
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* @package forms
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*/
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class GridFieldSortableRows implements GridField_HTMLProvider, GridField_ActionProvider {
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/**
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* Returns a map where the keys are fragment names and the values are pieces of HTML to add to these fragments.
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* @param GridField $gridField Grid Field Reference
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* @return {array} Map where the keys are fragment names and the values are pieces of HTML to add to these fragments.
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*/
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public function getHTMLFragments($gridField) {
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$state=$gridField->State->GridFieldSortableRows;
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if(!is_bool($state->sortableToggle)) {
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$state->sortableToggle=false;
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}
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if(Object::has_extension($gridField->getModelClass(), 'GridFieldSortableObject')) {
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//Sort order toggle
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$sortOrderToggle=new GridField_FormAction($gridField, 'sortablerows_toggle', 'Allow drag and drop re-ordering', 'saveGridRowSort', null);
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$sortOrderToggle->addExtraClass('sortablerows_toggle');
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//Disable Pagenator
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if($gridField->getConfig()->getComponentByType('GridFieldPaginator')) {
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$disablePagenator=new GridField_FormAction($gridField, 'sortablerows_disablepagenator', 'Disable Pagenator', 'sortableRowsDisablePaginator', null);
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$disablePagenator->addExtraClass('sortablerows_disablepagenator');
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}else {
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$disablePagenator=null;
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}
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$forTemplate=new ArrayData(array(
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'SortableToggle'=>$sortOrderToggle,
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'PagenatorToggle'=>$disablePagenator,
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'Checked'=>($state->sortableToggle==true ? ' checked="checked"':'')
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));
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//Inject Requirements
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Requirements::css('SortableGridField/css/GridFieldSortableRows.css');
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Requirements::javascript('SortableGridField/javascript/GridFieldSortableRows.js');
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return array(
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'header'=>$forTemplate->renderWith('GridFieldSortableRows', array('Colspan'=>count($gridField->getColumns())))
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);
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}
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return array();
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}
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/**
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* Return a list of the actions handled by this action provider.
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* @param GridField $gridField Grid Field Reference
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* @return {array} Array with action identifier strings.
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*/
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public function getActions($gridField) {
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if(Object::has_extension($gridField->getModelClass(), 'GridFieldSortableObject')) {
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if($gridField->getConfig()->getComponentByType('GridFieldPaginator')) {
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return array('saveGridRowSort', 'sortableRowsDisablePaginator');
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}else {
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return array('saveGridRowSort');
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}
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}
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return array();
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}
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/**
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* Handle an action on the given grid field.
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* @param {GridField} $gridField Grid Field Reference
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* @param {string} $actionName Action identifier, see {@link getActions()}.
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* @param {array} $arguments Arguments relevant for this
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* @param {array} $data All form data
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*/
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public function handleAction(GridField $gridField, $actionName, $arguments, $data) {
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$state=$gridField->State->GridFieldSortableRows;
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if(!is_bool($state->sortableToggle)) {
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$state->sortableToggle=false;
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}else if($state->sortableToggle==true) {
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if($gridField->getConfig()->getComponentsByType('GridFieldPaginator')) {
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$gridField->getConfig()->removeComponentsByType('GridFieldPaginator');
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$gridField->getConfig()->addComponent(new GridFieldFooter());
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}
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$gridField->getConfig()->removeComponentsByType('GridFieldFilterHeader');
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$gridField->getConfig()->removeComponentsByType('GridFieldSortableHeader');
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}
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if(Object::has_extension($gridField->getModelClass(), 'GridFieldSortableObject')) {
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if($actionName=='savegridrowsort') {
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return $this->saveGridRowSort($gridField, $data);
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}
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}
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}
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/**
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* Handles saving of the row sort order
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* @param {GridField} $gridField Grid Field Reference
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* @param {array} $data Data submitted in the request
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*/
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private function saveGridRowSort(GridField $gridField, $data) {
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if(empty($data['Items'])) {
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user_error('No items to sort', E_USER_ERROR);
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}
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$className=$gridField->getModelClass();
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$ownerClass=$gridField->Form->Controller()->class;
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$many_many=GridFieldSortableObject::is_sortable_many_many($className);
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if($many_many) {
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$candidates=singleton($ownerClass)->many_many();
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if(is_array($candidates)) {
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foreach($candidates as $name => $class)
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if($class==$className) {
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$relationName=$name;
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break;
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}
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}
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if(!isset($relationName)) {
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return false;
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}
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list($parentClass, $componentClass, $parentField, $componentField, $table)=singleton($ownerClass)->many_many($relationName);
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}
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$data['Items']=explode(',', $data['Items']);
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for($sort=0;$sort<count($data['Items']);$sort++) {
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$id=intval($data['Items'][$sort]);
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if($many_many) {
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DB::query("UPDATE \"$table\" SET \"SortOrder\" = $sort WHERE \"{$className}ID\" = $id");
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}else {
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$obj=DataObject::get_by_id($className, $id);
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$obj->SortOrder=$sort;
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$obj->write();
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}
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}
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}
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}
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?>
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