public function getCMSFields()
{
Requirements::javascript('slider/javascript/slideredit.js');
$fields = parent::getCMSFields();
$existing_photo = null;
$photo_field = null;
$internal_page = $this->InternalPage();
if ($internal_page instanceof RenderableAsPortlet) {
error_log('Class implements renderable as a portlet');
$existing_photo = $this->InternalPage()->getPortletImage();
} else {
// check parents recursively
$parents = class_parents($internal_page);
error_log(print_r($parents, 1));
}
$fields->addFieldToTab('Root.Main', new TreeDropdownField('InternalPageID', _t('SlidePage.CHOOSE_INTERNAL_LINK', 'Select a page on the website to link to'), 'SiteTree'));
$composite_photoField = null;
if (!$existing_photo) {
$photo_field = new UploadField('Photo', _t('SlidePage.PHOTO', 'Photo'));
$photo_info = new LiteralField('PhotoInfo', _t('Slide.PHOTO_INFO', 'If the page you choose to link to has an image already it will appear here'), 'Photo');
$composite_photoField = CompositeField::create($photo_field, $photo_info);
} else {
// FIXME, find a cleaner way of doing this
$composite_photoField = new LiteralField('Thumbnail2', '<div id="Thumbnail2" class="field readonly">
<label class="left" for="Form_EditForm_Thumbnail2">Photo</label>
<div class="middleColumn">
<span id="Form_EditForm_Thumbnail2" class="readonly">
<img src="' . $existing_photo->SetWidth(400)->URL . '" alt="' . $existing_photo->Title . '" />
</span>
</div>
</div>');
}
$composite_photoField->setTitle('Photo');
$fields->addFieldToTab('Root.Main', $composite_photoField);
$fields->addFieldToTab('Root.Main', new TextField('Caption', _t('SlidePage.CAPTION', 'Caption')));
$fields->renameField('Title', 'Slide Title');
$fields->removeFieldFromTab('Root.Main', 'Content');
return $fields;
}