使用 UploadField 进行编程时遇到了一个小问题。我已创建页面以在FrontEnd上创建一个轻型CMS。但我不知道如何将此图像检索到页面«更新»。
“创建”页面中有代码:
$uploadField = new UploadField( 'ImageEvenement', 'Image' );
我试图为“更新»
页面工作的代码$evenID = Session::get('evenementID');
$evenement = Versioned::get_by_stage('PageCalendrierEvenement', 'Stage')->byID($evenID);
..
$SavedImage = File::get()->byID($evenement->ImageEvenementID)
$uploadField = new UploadField( 'ImageEvenement', 'Image', $SavedImage );
如何将提交的图片检索到 $ SavedImage ?我从文件中获取ID的想法不起作用。
另一种方法:
$SavedImage = $evenement->ImageEvenement();
如果我从$ SavedImage转储数据我正在查看:
Image Object
(
[destroyed] =>
[model:protected] => DataModel Object
(
[customDataLists:protected] => Array
(
)
)
[record:protected] => Array
(
[ClassName] => Image
[Created] => 2015-07-15 14:41:24
[LastEdited] => 2015-07-16 15:03:25
[Name] => images.jpg
[Title] => images
[Filename] => assets/Membres/9/calendrier/images.jpg
[ShowInSearch] => 1
[ParentID] => 15
[OwnerID] => 9
[ID] => 22
[RecordClassName] => Image
)
[changed:DataObject:private] => Array
(
)
[original:protected] => Array
(
[ClassName] => Image
[Created] => 2015-07-15 14:41:24
[LastEdited] => 2015-07-16 15:03:25
[Name] => images.jpg
[Title] => images
[Filename] => assets/Membres/9/calendrier/images.jpg
[ShowInSearch] => 1
[ParentID] => 15
[OwnerID] => 9
[ID] => 22
[RecordClassName] => Image
)
[brokenOnDelete:protected] =>
[brokenOnWrite:protected] =>
[components:protected] =>
[unsavedRelations:protected] =>
[sourceQueryParams:protected] =>
[failover:protected] =>
[customisedObject:protected] =>
[objCache:ViewableData:private] => Array
(
)
[class] => Image
[extension_instances:protected] => Array
(
[BetterButtonDataObject] => BetterButtonDataObject Object
(
[owner:protected] =>
[ownerBaseClass:protected] => DataObject
[ownerRefs:Extension:private] => 0
[class] => BetterButtonDataObject
)
[SiteTreeFileExtension] => SiteTreeFileExtension Object
(
[owner:protected] =>
[ownerBaseClass:protected] => File
[ownerRefs:Extension:private] => 0
[class] => SiteTreeFileExtension
)
[Hierarchy] => Hierarchy Object
(
[markedNodes:protected] =>
[markingFilter:protected] =>
[_cache_numChildren:protected] =>
[owner:protected] =>
[ownerBaseClass:protected] => File
[ownerRefs:Extension:private] => 0
[class] => Hierarchy
)
)
[beforeExtendCallbacks:protected] => Array
(
)
[afterExtendCallbacks:protected] => Array
(
)
)
有什么想法吗?
class PageCalendrierEvenement extends Page {
private static $db = array(
"Titre" => "Varchar(50)",
"DateDepart" => "Date",
"DateFin" => "Date",
);
private static $has_one = array(
'Creator' => 'Member',
'ImageEvenement' => 'Image',
);
..
}
谢谢!
答案 0 :(得分:1)
有一个关系需要" ID"关系名称中的后缀(因为它保存到db ...),例如
<div>{{session.CurrentSession.CURRENT_USER}}</div>
然后它应该自动保存。
或者,我为单一关系做了什么:
$uploadField = new UploadField( 'ImageEvenementID', 'Image', $SavedImage );
希望有所帮助。
答案 1 :(得分:1)
我的代码工作正常,但不干净,不使用SilverStripe函数类。将图像保存到数据对象的非工作原因是因为我没有使用:
$form->saveInto($evenement)
我想感谢你Wmk给我一个get方法,用另一个post填充表单的值:
$form->loadDataForm($evenement)
最后,现在一切正常!
答案 2 :(得分:0)
$evenement = Versioned::get_by_stage('PageCalendrierEvenement', 'Stage')->byID($evenID);
...
$uploadField = new UploadField( 'ImageEvenement', 'Image' );
$data['ImageID'] = $evenement->ImageEvenement()->ID;
$fileIDs[]=$data['ImageID'];
$uploadField->setValue(array('Files' => $fileIDs));
多数民众赞成!