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BUGFIX: Fix state of gridfield pagination

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This commit is contained in:
Andrew O'Neil 2012-03-07 16:01:19 +13:00
parent 139ccc37da
commit 38db2c1744
1 changed files with 21 additions and 20 deletions
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41
forms/gridfield/GridFieldPaginator.php
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@ -7,13 +7,6 @@
* @subpackage fields-relational
*/
class GridFieldPaginator implements GridField_HTMLProvider, GridField_DataManipulator, GridField_ActionProvider {
/**
*
* @var int
*/
protected $currentPage = 1;
/**
*
* @var int
@ -57,7 +50,7 @@ class GridFieldPaginator implements GridField_HTMLProvider, GridField_DataManipu
return;
}
$state = $gridField->State->GridFieldPaginator;
$this->currentPage = $state->currentPage = (int)$arguments;
$state->currentPage = (int)$arguments;
}
/**
@ -67,13 +60,17 @@ class GridFieldPaginator implements GridField_HTMLProvider, GridField_DataManipu
* @return SS_List
*/
public function getManipulatedData(GridField $gridField, SS_List $dataList) {
$state = $gridField->State->GridFieldPaginator;
if(!is_int($state->currentPage))
$state->currentPage = 1;
if(!$this->getListPaginatable($dataList)) {
return $dataList;
}
if(!$this->currentPage) {
if(!$state->currentPage) {
return $dataList->getRange(0, (int)$this->itemsPerPage);
}
$startRow = $this->itemsPerPage*($this->currentPage-1);
$startRow = $this->itemsPerPage * ($state->currentPage - 1);
return $dataList->getRange((int)$startRow, (int)$this->itemsPerPage);
}
@ -83,16 +80,20 @@ class GridFieldPaginator implements GridField_HTMLProvider, GridField_DataManipu
* @return array
*/
public function getHTMLFragments($gridField) {
$state = $gridField->State->GridFieldPaginator;
if(!is_int($state->currentPage))
$state->currentPage = 1;
// Figure out which page and record range we're on
$countList = clone $gridField->List;
$totalRows = $countList->limit(null)->count();
$totalPages = ceil($totalRows/$this->itemsPerPage);
if($totalPages == 0)
$totalPages = 1;
$firstShownRecord = ($this->currentPage - 1) * $this->itemsPerPage + 1;
$firstShownRecord = ($state->currentPage - 1) * $this->itemsPerPage + 1;
if($firstShownRecord > $totalRows)
$firstShownRecord = $totalRows;
$lastShownRecord = $this->currentPage * $this->itemsPerPage;
$lastShownRecord = $state->currentPage * $this->itemsPerPage;
if($lastShownRecord > $totalRows)
$lastShownRecord = $totalRows;
@ -100,27 +101,27 @@ class GridFieldPaginator implements GridField_HTMLProvider, GridField_DataManipu
// First page button
$firstPage = new GridField_Action($gridField, 'pagination_first', 'First', 'paginate', 1);
$firstPage->addExtraClass('ss-gridfield-firstpage');
if($this->currentPage == 1)
if($state->currentPage == 1)
$firstPage = $firstPage->performDisabledTransformation();
// Previous page button
$previousPageNum = $this->currentPage <= 1 ? 1 : $this->currentPage - 1;
$previousPageNum = $state->currentPage <= 1 ? 1 : $state->currentPage - 1;
$previousPage = new GridField_Action($gridField, 'pagination_prev', 'Previous', 'paginate', $previousPageNum);
$previousPage->addExtraClass('ss-gridfield-previouspage');
if($this->currentPage == 1)
if($state->currentPage == 1)
$previousPage = $previousPage->performDisabledTransformation();
// Next page button
$nextPageNum = $this->currentPage >= $totalPages ? $totalPages : $this->currentPage + 1;
$nextPageNum = $state->currentPage >= $totalPages ? $totalPages : $state->currentPage + 1;
$nextPage = new GridField_Action($gridField, 'pagination_next', 'Next', 'paginate', $nextPageNum);
$nextPage->addExtraClass('ss-gridfield-nextpage');
if($this->currentPage == $totalPages)
if($state->currentPage == $totalPages)
$nextPage = $nextPage->performDisabledTransformation();
// Ten pages forward button
// Last page button
$lastPage = new GridField_Action($gridField, 'pagination_last', 'Last', 'paginate', $totalPages);
$lastPage->addExtraClass('ss-gridfield-lastpage');
if($this->currentPage == $totalPages)
if($state->currentPage == $totalPages)
$lastPage = $lastPage->performDisabledTransformation();
@ -128,7 +129,7 @@ class GridFieldPaginator implements GridField_HTMLProvider, GridField_DataManipu
$forTemplate = new ArrayData(array(
'FirstPage' => $firstPage,
'PreviousPage' => $previousPage,
'CurrentPageNum' => $this->currentPage,
'CurrentPageNum' => $state->currentPage,
'NumPages' => $totalPages,
'NextPage' => $nextPage,
'LastPage' => $lastPage,