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FIX: GridFieldPageCount now throws an exception if added to a gridfield with no gridfieldpaginator

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This commit is contained in:
Damian Mooyman 2012-10-01 10:47:35 +13:00 committed by Sam Minnee
parent f265595c1e
commit 4d392098a5
1 changed files with 28 additions and 1 deletions
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29
forms/gridfield/GridFieldPageCount.php
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@ -28,6 +28,33 @@ class GridFieldPageCount implements GridField_HTMLProvider {
public function __construct($targetFragment = 'before') {
$this->targetFragment = $targetFragment;
}
/**
* Flag indicating whether or not this control should throw an error if a
* {@link GridFieldPaginator} is not present on the same {@link GridField}
*
* @var boolean
*/
public static $require_paginator = true;
/**
* Retrieves an instance of a GridFieldPaginator attached to the same control
* @param GridField $gridField The parent gridfield
* @return GridFieldPaginator The attached GridFieldPaginator, if found.
* @throws LogicException
*/
protected function getPaginator($gridField) {
$paginator = $gridField->getConfig()->getComponentByType('GridFieldPaginator');
if(!$paginator && self::$require_paginator) {
throw new LogicException(
get_class($this) . " relies on a GridFieldPaginator to be added " .
"to the same GridField, but none are present."
);
}
return $paginator;
}
/**
* @param GridField $gridField
@ -36,7 +63,7 @@ class GridFieldPageCount implements GridField_HTMLProvider {
public function getHTMLFragments($gridField) {
// Retrieve paging parameters from the directing paginator component
$paginator = $gridField->getConfig()->getComponentByType('GridFieldPaginator');
$paginator = $this->getPaginator($gridField);
if ($paginator && ($forTemplate = $paginator->getTemplateParameters($gridField))) {
return array(
$this->targetFragment => $forTemplate->renderWith($this->itemClass)