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Fixed sorting of items with a sort order of 0 by giving them a sort index which puts them at the end

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Ed 2012-05-17 22:05:56 -03:00
parent 9ea7643b06
commit ade87d5ff1
1 changed files with 54 additions and 3 deletions
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57
code/forms/GridFieldSortableRows.php
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@ -90,19 +90,70 @@ class GridFieldSortableRows implements GridField_HTMLProvider, GridField_ActionP
*/
public function getManipulatedData(GridField $gridField, SS_List $dataList) {
$headerState = $gridField->State->GridFieldSortableHeader;
$state = $gridField->State->GridFieldSortableRows;
$state = $gridField->State->GridFieldSortableRows;
if ((!is_bool($state->sortableToggle) || $state->sortableToggle==false) && $headerState && !empty($headerState->SortColumn)) {
return $dataList;
}
if ($state->sortableToggle == true) {
if ($state->sortableToggle == true) {
$gridField->getConfig()->removeComponentsByType('GridFieldFilterHeader');
$gridField->getConfig()->removeComponentsByType('GridFieldSortableHeader');
}
//Detect and correct items with a sort column value of 0 (push to bottom)
$this->fixSortColumn($dataList);
return $dataList->sort($this->sortColumn);
}
/**
* Detects and corrects items with a sort column value of 0, by appending them to the bottom of the list
* @param SS_List $dataList Data List of items to be checked
*/
protected function fixSortColumn(SS_List $dataList) {
$list=clone $dataList;
$list->limit(0);
$max = $list->Max($this->sortColumn);
if($list->filter($this->sortColumn, 0)->Count()>0) {
//Start transaction if supported
if(DB::getConn()->supportsTransactions()) {
DB::getConn()->transactionStart();
}
$owner = $gridField->Form->getRecord();
$sortColumn = $this->sortColumn;
$i = 1;
$many_many = ($list instanceof ManyManyList);
if ($many_many) {
list($parentClass, $componentClass, $parentField, $componentField, $table) = $owner->many_many($gridField->getName());
}
//@TODO Need to optimize this to eliminate some of the resource load could use raw queries to be more efficient
foreach($list as $obj) {
if($many_many) {
DB::query('UPDATE "' . $table
. '" SET "' . $sortColumn.'" = ' . ($max + $i)
. ' WHERE "' . $componentField . '" = ' . $obj->ID . ' AND "' . $parentField . '" = ' . $owner->ID);
}else {
$obj->$sortColumn = ($max + $i);
$obj->write();
}
$i++;
}
//End transaction if supported
if(DB::getConn()->supportsTransactions()) {
DB::getConn()->transactionEnd();
}
}
}
/**
* Return a list of the actions handled by this action provider.
* @param GridField $gridField Grid Field Reference