silverstripe-framework/forms/ImageField.php
Ingo Schommer cf2ea6ea60 mlanthaler: Bugfix: Added check if variable is set.
(merged from branches/gsoc)


git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@42021 467b73ca-7a2a-4603-9d3b-597d59a354a9
2007-09-16 01:50:43 +00:00

59 lines
1.5 KiB
PHP
Executable File

<?php
/**
* A field that will upload attached images.
*/
class ImageField extends FileField {
public function Field($id = null) {
$data = $this->form->getRecord();
if($id && is_numeric($id)) {
$parentID = $id;
} elseif($data) {
$parentID = $data->ID;
} else {
$parentID = null;
}
if($data && $parentID && is_numeric($parentID)) {
$idxField = $this->name . 'ID';
$hiddenField = "<input class=\"hidden\" type=\"hidden\" id=\"" .
$this->id() . "\" name=\"$idxField\" value=\"" . $this->attrValue() . "\" />";
$parentClass = $data->class;
$parentField = $this->name;
$iframe = "<iframe name=\"{$this->name}_iframe\" src=\"images/iframe/$parentClass/$parentID/$parentField\" style=\"height: 152px; width: 600px; border-style: none;\"></iframe>";
return $iframe . $hiddenField;
} else {
$this->value = 'You can add images once you have saved for the first time.';
return FormField::Field();
}
}
public function saveInto($record) {
$data = $this->form->getRecord();
// if the record was written for the first time (has an arbitrary "new"-ID),
// update the imagefield to enable uploading
if($record->ID && $data && substr($data->ID, 0, 3) == 'new') {
FormResponse::update_dom_id($this->id(), $this->Field($record->ID));
}
}
/**
* Returns a readonly version of this field
*/
function performReadonlyTransformation() {
$field = new SimpleImageField_Disabled($this->name, $this->title,
$this->value);
$field->setForm($this->form);
return $field;
}
}
?>