/**
* Set the HTML code for the button.
*
* @param GetPasteButtonEvent $event The event being emitted.
*
* @param string $value The value returned by the callback.
*
* @return void
*/
public function update($event, $value)
{
if ($value === null) {
return;
}
$event->setHtml($value);
$event->stopPropagation();
}
/**
* Render the paste after button.
*
* @param GetPasteButtonEvent $event The event that has been triggered.
*
* @return string
*/
private function renderPasteAfterButton(GetPasteButtonEvent $event)
{
if (null !== ($value = $event->getHtmlPasteAfter())) {
return $value;
}
$label = $this->translate('pasteafter.0');
if ($event->isPasteAfterDisabled()) {
return $this->renderImageAsHtml('pasteafter_.gif', $label, 'class="blink"');
}
if ('pasteafter.1' !== ($opDesc = $this->translate('pasteafter.1'))) {
$title = sprintf($opDesc, $event->getModel()->getId());
} else {
$title = sprintf('%s id %s', $label, $event->getModel()->getId());
}
return sprintf(' <a href="%s" title="%s" onclick="Backend.getScrollOffset()">%s</a>', $event->getHrefAfter(), specialchars($title), $this->renderImageAsHtml('pasteafter.gif', $label, 'class="blink"'));
}
/**
* Generate the paste button.
*
* @param GetPasteButtonEvent $event The event.
*
* @return void
*/
public function generatePasteButton(GetPasteButtonEvent $event)
{
if ($event->getEnvironment()->getDataDefinition()->getName() !== 'tl_metamodel_filtersetting') {
return;
}
$environment = $event->getEnvironment();
$model = $event->getModel();
$clipboard = $environment->getClipboard();
$filter = new Filter();
$filter->andModelIs(ModelId::fromModel($model))->andActionIs($clipboard::MODE_CUT);
// Disable all buttons if there is a circular reference.
if ($event->isCircularReference() || !$clipboard->isEmpty($filter)) {
$event->setPasteAfterDisabled(true)->setPasteIntoDisabled(true);
return;
}
$factory = $this->getServiceContainer()->getFilterFactory()->getTypeFactory($model->getProperty('type'));
// If setting does not support children, omit them.
if ($model->getId() && !($factory && $factory->isNestedType())) {
$event->setPasteIntoDisabled(true);
}
}
/**
* Generate the paste button.
*
* @param GetPasteButtonEvent $event The event.
*
* @return void
*
* @SuppressWarnings(PHPMD.Superglobals)
* @SuppressWarnings(PHPMD.CamelCaseVariableName)
*/
public function generatePasteButton(GetPasteButtonEvent $event)
{
if ($event->getEnvironment()->getDataDefinition()->getName() !== 'tl_metamodel_dcasetting_condition') {
return;
}
$environment = $event->getEnvironment();
$model = $event->getModel();
$clipboard = $environment->getClipboard();
// Disable all buttons if there is a circular reference.
if ($clipboard->fetch(Filter::create()->andActionIs(ItemInterface::CUT)->andModelIs(ModelId::fromModel($model)))) {
$event->setPasteAfterDisabled(true)->setPasteIntoDisabled(true);
return;
}
$flags = $GLOBALS['METAMODELS']['inputscreen_conditions'][$model->getProperty('type')];
// If setting does not support children, omit them.
if ($model->getId() && !$flags['nestingAllowed']) {
$event->setPasteIntoDisabled(true);
return;
}
if (isset($flags['maxChildren']) && count($event->getEnvironment()->getController()->assembleAllChildrenFrom($model)) > $flags['maxChildren']) {
$event->setPasteIntoDisabled(true);
}
}
/**
* Handle the paste into and after buttons.
*
* @param GetPasteButtonEvent $event The event.
*
* @return void
*
* @throws \RuntimeException When more than one model is contained within the clipboard.
*/
public function handle(GetPasteButtonEvent $event)
{
$this->circularReference = $event->isCircularReference();
$this->environment = $event->getEnvironment();
$this->provider = $this->environment->getDataProvider();
$this->providerName = $this->provider->getEmptyModel()->getProviderName();
$clipboard = $this->environment->getClipboard();
$this->currentModel = $event->getModel();
$this->disablePI = true;
$this->disablePA = true;
// Only run for a MetaModels and if both values already disabled return here.
if (substr($this->providerName, 0, 3) !== 'mm_' || $event->isPasteIntoDisabled() && $event->isPasteAfterDisabled()) {
return;
}
$this->checkForAction($clipboard, 'copy');
$this->checkForAction($clipboard, 'create');
$this->checkForAction($clipboard, 'cut');
$event->setPasteAfterDisabled($this->disablePA)->setPasteIntoDisabled($this->disablePI);
}
/**
* Compile buttons from the table configuration array and return them as HTML.
*
* @param ModelInterface $model The model for which the buttons shall be generated for.
* @param ModelInterface $previous The previous model in the collection.
* @param ModelInterface $next The next model in the collection.
*
* @return string
*/
protected function generateButtons(ModelInterface $model, ModelInterface $previous = null, ModelInterface $next = null)
{
$environment = $this->getEnvironment();
$dataDefinition = $environment->getDataDefinition();
$basicDefinition = $dataDefinition->getBasicDefinition();
$commands = $this->getViewSection()->getModelCommands();
$clipboard = $environment->getClipboard();
$dispatcher = $environment->getEventDispatcher();
$filter = new Filter();
$filter->andModelIsFromProvider($basicDefinition->getDataProvider());
if ($parentDataProviderName = $basicDefinition->getParentDataProvider()) {
$filter->andParentIsFromProvider($parentDataProviderName);
} else {
$filter->andHasNoParent();
}
if ($clipboard->isNotEmpty($filter)) {
$circularIds = $clipboard->getCircularIds();
$isCircular = in_array(ModelId::fromModel($model)->getSerialized(), $circularIds);
} else {
$circularIds = array();
$isCircular = false;
}
$arrButtons = array();
foreach ($commands->getCommands() as $command) {
$arrButtons[$command->getName()] = $this->buildCommand($command, $model, $isCircular, $circularIds, $previous, $next);
}
if (ViewHelpers::getManualSortingProperty($this->environment)) {
$clipboardIsEmpty = $clipboard->isEmpty($filter);
if ($clipboardIsEmpty && BasicDefinitionInterface::MODE_HIERARCHICAL !== $basicDefinition->getMode()) {
/** @var AddToUrlEvent $urlEvent */
$urlEvent = $dispatcher->dispatch(ContaoEvents::BACKEND_ADD_TO_URL, new AddToUrlEvent('act=create&after=' . ModelId::fromModel($model)->getSerialized()));
/** @var GenerateHtmlEvent $imageEvent */
$imageEvent = $dispatcher->dispatch(ContaoEvents::IMAGE_GET_HTML, new GenerateHtmlEvent('new.gif', $this->translate('pastenew.0', $this->getDataDefinition()->getName())));
$arrButtons['pasteNew'] = sprintf('<a href="%s" title="%s" onclick="Backend.getScrollOffset()">%s</a>', $urlEvent->getUrl(), specialchars($this->translate('pastenew.1', $this->getDataDefinition()->getName())), $imageEvent->getHtml());
}
// Add paste into/after icons.
if (!$clipboardIsEmpty) {
if ($clipboard->isCreate()) {
// Add ext. information.
$add2UrlAfter = sprintf('act=create&after=%s&', ModelId::fromModel($model)->getSerialized());
$add2UrlInto = sprintf('act=create&into=%s&', ModelId::fromModel($model)->getSerialized());
} else {
// Add ext. information.
$add2UrlAfter = sprintf('act=paste&after=%s&', ModelId::fromModel($model)->getSerialized());
$add2UrlInto = sprintf('act=paste&into=%s&', ModelId::fromModel($model)->getSerialized());
}
/** @var AddToUrlEvent $urlAfter */
$urlAfter = $dispatcher->dispatch(ContaoEvents::BACKEND_ADD_TO_URL, new AddToUrlEvent($add2UrlAfter));
/** @var AddToUrlEvent $urlInto */
$urlInto = $dispatcher->dispatch(ContaoEvents::BACKEND_ADD_TO_URL, new AddToUrlEvent($add2UrlInto));
$models = $this->environment->getController()->getModelsFromClipboard($parentDataProviderName ? IdSerializer::fromValues($parentDataProviderName, null) : null);
$buttonEvent = new GetPasteButtonEvent($this->getEnvironment());
$buttonEvent->setModel($model)->setCircularReference($isCircular)->setPrevious($previous)->setNext($next)->setHrefAfter($urlAfter->getUrl())->setHrefInto($urlInto->getUrl())->setPasteAfterDisabled($clipboard->isCut() && $isCircular)->setPasteIntoDisabled($clipboard->isCut() && $isCircular)->setContainedModels($models);
$this->getEnvironment()->getEventDispatcher()->dispatch(GetPasteButtonEvent::NAME, $buttonEvent);
$arrButtons['pasteafter'] = $this->renderPasteAfterButton($buttonEvent);
if ($this->getDataDefinition()->getBasicDefinition()->getMode() == BasicDefinitionInterface::MODE_HIERARCHICAL) {
$arrButtons['pasteinto'] = $this->renderPasteIntoButton($buttonEvent);
}
}
}
return implode(' ', $arrButtons);
}
