The class functions as abstract parent class for all widget classes and
provides methods to generate the form field markup and to validate the form
field input.
Usage:
$widget = new TextField();
$widget->name = 'test';
$widget->label = 'Test';
if ($_POST)
{
$widget->validate();
if (!$widget->hasErrors())
{
echo $widget->value;
}
}
/**
* Replace the default template
*
* @param string $buffer
* @param Widget $widget
*
* @return string
*/
public function onParseWidget($buffer, Widget $widget)
{
// Override if the current scope is frontend and the template has no custom template set
// and the Bootstrap is enabled
if ($this->requestStack->getCurrentRequest()->get('_scope') === ContaoCoreBundle::SCOPE_FRONTEND && !$widget->customTpl && $this->isBootstrapEnabled()) {
$templateName = $widget->template;
// Override if there is a mapped template
if ($this->templateMapper->has($templateName)) {
$widget->template = $this->templateMapper->get($templateName);
$buffer = $widget->inherit();
}
}
return $buffer;
}
/**
* Process a custom date regexp on a widget.
*
* @param string $rgxp The rgxp being evaluated.
*
* @param string $value The value to check.
*
* @param Widget $widget The widget to process.
*
* @return void
*
* @SuppressWarnings(PHPMD.Superglobals)
* @SuppressWarnings(PHPMD.CamelCaseVariableName)
*/
public static function processCustomDateRegexp($rgxp, $value, $widget)
{
if ('MetaModelsFilterRangeDateRgXp' !== $rgxp) {
return;
}
$format = $widget->dateformat;
if (!preg_match('~^' . Date::getRegexp($format) . '$~i', $value)) {
$widget->addError(sprintf($GLOBALS['TL_LANG']['ERR']['date'], Date::getInputFormat($format)));
} else {
// Validate the date (see https://github.com/contao/core/issues/5086)
try {
new Date($value, $format);
} catch (\OutOfBoundsException $e) {
$widget->addError(sprintf($GLOBALS['TL_LANG']['ERR']['invalidDate'], $value));
}
}
}
/**
* Check for a valid option (see #4383)
*/
public function validate()
{
$varValue = $this->getPost($this->strName);
if (!empty($varValue) && !$this->isValidOption($varValue)) {
$this->addError(sprintf($GLOBALS['TL_LANG']['ERR']['invalid'], is_array($varValue) ? implode(', ', $varValue) : $varValue));
}
parent::validate();
}
/**
* Parse the template file and return it as string
*
* @param array $arrAttributes An optional attributes array
*
* @return string The template markup
*/
public function parse($arrAttributes = null)
{
// Return a wildcard in the back end
if (TL_MODE == 'BE') {
/** @var BackendTemplate|object $objTemplate */
$objTemplate = new \BackendTemplate('be_wildcard');
if ($this->fsType == 'fsStart') {
$objTemplate->wildcard = '### ' . Utf8::strtoupper($GLOBALS['TL_LANG']['tl_form_field']['fsStart'][0]) . ' ###' . ($this->label ? '<br>' . $this->label : '');
} else {
$objTemplate->wildcard = '### ' . Utf8::strtoupper($GLOBALS['TL_LANG']['tl_form_field']['fsStop'][0]) . ' ###';
}
return $objTemplate->parse();
}
return parent::parse($arrAttributes);
}
/**
* Validate the widget using the value.
*
* @param Widget $widget The widget to validate.
*
* @param string|null $value The value to validate.
*
* @return void
*
* @SuppressWarnings(PHPMD.Superglobals)
* @SuppressWarnings(PHPMD.CamelCaseVariableName)
*/
protected function validateWidget($widget, $value)
{
if (null === $value) {
return;
}
$name = $widget->name;
// Backup $_POST value.
$keeper = Input::post($name);
Input::setPost($name, $value);
$widget->validate();
// Restore $_POST value.
Input::setPost($name, $keeper);
}
/**
* Load the database object
*
* @param array $arrAttributes
*/
public function __construct($arrAttributes = null)
{
$this->import('Database');
parent::__construct($arrAttributes);
}
/**
* Handle the widget preparation.
*
* @param GetAttributesFromDcaEvent $event The event.
*
* @return void
*/
public function handleGetAttributesFromDca(GetAttributesFromDcaEvent $event)
{
$event->setResult(Widget::getAttributesFromDca($event->getFieldConfiguration(), $event->getWidgetName(), $event->getValue(), $event->getWidgetId(), $event->getTable(), $event->getDataContainer()));
}
/**
* Restore a version
*
* @param integer $intVersion
*/
public function restore($intVersion)
{
if (!$GLOBALS['TL_DCA'][$this->strTable]['config']['enableVersioning']) {
return;
}
$objData = $this->Database->prepare("SELECT * FROM tl_version WHERE fromTable=? AND pid=? AND version=?")->limit(1)->execute($this->strTable, $this->intPid, $intVersion);
if ($objData->numRows < 1) {
return;
}
$data = \StringUtil::deserialize($objData->data);
if (!is_array($data)) {
return;
}
// Restore the content
if ($this->strPath !== null) {
$objFile = new \File($this->strPath);
$objFile->write($data['content']);
$objFile->close();
}
// Get the currently available fields
$arrFields = array_flip($this->Database->getFieldNames($this->strTable));
// Unset fields that do not exist (see #5219)
$data = array_intersect_key($data, $arrFields);
$this->loadDataContainer($this->strTable);
// Reset fields added after storing the version to their default value (see #7755)
foreach (array_diff_key($arrFields, $data) as $k => $v) {
$data[$k] = \Widget::getEmptyValueByFieldType($GLOBALS['TL_DCA'][$this->strTable]['fields'][$k]['sql']);
}
$this->Database->prepare("UPDATE " . $this->strTable . " %s WHERE id=?")->set($data)->execute($this->intPid);
$this->Database->prepare("UPDATE tl_version SET active='' WHERE fromTable=? AND pid=?")->execute($this->strTable, $this->intPid);
$this->Database->prepare("UPDATE tl_version SET active=1 WHERE fromTable=? AND pid=? AND version=?")->execute($this->strTable, $this->intPid, $intVersion);
// Trigger the onrestore_version_callback
if (is_array($GLOBALS['TL_DCA'][$this->strTable]['config']['onrestore_version_callback'])) {
foreach ($GLOBALS['TL_DCA'][$this->strTable]['config']['onrestore_version_callback'] as $callback) {
if (is_array($callback)) {
$this->import($callback[0]);
$this->{$callback[0]}->{$callback[1]}($this->strTable, $this->intPid, $intVersion, $data);
} elseif (is_callable($callback)) {
$callback($this->strTable, $this->intPid, $intVersion, $data);
}
}
}
// Trigger the deprecated onrestore_callback
if (is_array($GLOBALS['TL_DCA'][$this->strTable]['config']['onrestore_callback'])) {
@trigger_error('Using the onrestore_callback has been deprecated and will no longer work in Contao 5.0. Use the onrestore_version_callback instead.', E_USER_DEPRECATED);
foreach ($GLOBALS['TL_DCA'][$this->strTable]['config']['onrestore_callback'] as $callback) {
if (is_array($callback)) {
$this->import($callback[0]);
$this->{$callback[0]}->{$callback[1]}($this->intPid, $this->strTable, $data, $intVersion);
} elseif (is_callable($callback)) {
$callback($this->intPid, $this->strTable, $data, $intVersion);
}
}
}
$this->log('Version ' . $intVersion . ' of record "' . $this->strTable . '.id=' . $this->intPid . '" has been restored' . $this->getParentEntries($this->strTable, $this->intPid), __METHOD__, TL_GENERAL);
}
/**
* Parse the template file and return it as string
*
* @param array $arrAttributes An optional attributes array
*
* @return string The template markup
*/
public function parse($arrAttributes = null)
{
$this->confirmLabel = sprintf($GLOBALS['TL_LANG']['MSC']['confirmation'], $this->strLabel);
return parent::parse($arrAttributes);
}
/**
* Validate the subscription form
*
* @param Widget $objWidget
*
* @return array|bool
*/
protected function validateForm(Widget $objWidget = null)
{
// Validate the e-mail address
$varInput = \Idna::encodeEmail(\Input::post('email', true));
if (!\Validator::isEmail($varInput)) {
$this->Template->mclass = 'error';
$this->Template->message = $GLOBALS['TL_LANG']['ERR']['email'];
return false;
}
$this->Template->email = $varInput;
// Validate the channel selection
$arrChannels = \Input::post('channels');
if (!is_array($arrChannels)) {
$this->Template->mclass = 'error';
$this->Template->message = $GLOBALS['TL_LANG']['ERR']['noChannels'];
return false;
}
$arrChannels = array_intersect($arrChannels, $this->nl_channels);
// see #3240
if (!is_array($arrChannels) || empty($arrChannels)) {
$this->Template->mclass = 'error';
$this->Template->message = $GLOBALS['TL_LANG']['ERR']['noChannels'];
return false;
}
$this->Template->selectedChannels = $arrChannels;
// Check if there are any new subscriptions
$arrSubscriptions = array();
if (($objSubscription = \NewsletterRecipientsModel::findBy(array("email=? AND active=1"), $varInput)) !== null) {
$arrSubscriptions = $objSubscription->fetchEach('pid');
}
$arrRemove = array_intersect($arrChannels, $arrSubscriptions);
if (!is_array($arrRemove) || empty($arrRemove)) {
$this->Template->mclass = 'error';
$this->Template->message = $GLOBALS['TL_LANG']['ERR']['unsubscribed'];
return false;
}
// Validate the captcha
if ($objWidget !== null) {
$objWidget->validate();
if ($objWidget->hasErrors()) {
return false;
}
}
return array($varInput, $arrRemove);
}
/**
* Return a "checked" attribute if the option is checked
*
* @param string $strOption The option to check
* @param mixed $varValues One or more values to check against
*
* @return string The attribute or an empty string
*
* @deprecated Deprecated since Contao 4.0, to be removed in Contao 5.0.
* Use Widget::optionChecked() instead.
*/
public static function optionChecked($strOption, $varValues)
{
trigger_error('Using Controller::optionChecked() has been deprecated and will no longer work in Contao 5.0. Use Widget::optionChecked() instead.', E_USER_DEPRECATED);
return \Widget::optionChecked($strOption, $varValues);
}
/**
* Return a parameter
*
* @param string $strKey The parameter key
*
* @return mixed The parameter value
*/
public function __get($strKey)
{
switch ($strKey) {
case 'name':
return $this->strCaptchaKey;
break;
case 'question':
return $this->strQuestion;
break;
default:
return parent::__get($strKey);
break;
}
}
/**
* Process form data, store it in the session and redirect to the jumpTo page
*
* @param array $arrSubmitted
* @param array $arrLabels
* @param array $arrFields
*/
protected function processFormData($arrSubmitted, $arrLabels, $arrFields)
{
// HOOK: prepare form data callback
if (isset($GLOBALS['TL_HOOKS']['prepareFormData']) && is_array($GLOBALS['TL_HOOKS']['prepareFormData'])) {
foreach ($GLOBALS['TL_HOOKS']['prepareFormData'] as $callback) {
$this->import($callback[0]);
$this->{$callback[0]}->{$callback[1]}($arrSubmitted, $arrLabels, $arrFields, $this);
}
}
// Send form data via e-mail
if ($this->sendViaEmail) {
$keys = array();
$values = array();
$fields = array();
$message = '';
foreach ($arrSubmitted as $k => $v) {
if ($k == 'cc') {
continue;
}
$v = \StringUtil::deserialize($v);
// Skip empty fields
if ($this->skipEmpty && !is_array($v) && !strlen($v)) {
continue;
}
// Add field to message
$message .= (isset($arrLabels[$k]) ? $arrLabels[$k] : ucfirst($k)) . ': ' . (is_array($v) ? implode(', ', $v) : $v) . "\n";
// Prepare XML file
if ($this->format == 'xml') {
$fields[] = array('name' => $k, 'values' => is_array($v) ? $v : array($v));
}
// Prepare CSV file
if ($this->format == 'csv') {
$keys[] = $k;
$values[] = is_array($v) ? implode(',', $v) : $v;
}
}
$recipients = \StringUtil::splitCsv($this->recipient);
// Format recipients
foreach ($recipients as $k => $v) {
$recipients[$k] = str_replace(array('[', ']', '"'), array('<', '>', ''), $v);
}
$email = new \Email();
// Get subject and message
if ($this->format == 'email') {
$message = $arrSubmitted['message'];
$email->subject = $arrSubmitted['subject'];
}
// Set the admin e-mail as "from" address
$email->from = $GLOBALS['TL_ADMIN_EMAIL'];
$email->fromName = $GLOBALS['TL_ADMIN_NAME'];
// Get the "reply to" address
if (strlen(\Input::post('email', true))) {
$replyTo = \Input::post('email', true);
// Add name
if (strlen(\Input::post('name'))) {
$replyTo = '"' . \Input::post('name') . '" <' . $replyTo . '>';
}
$email->replyTo($replyTo);
}
// Fallback to default subject
if (!strlen($email->subject)) {
$email->subject = $this->replaceInsertTags($this->subject, false);
}
// Send copy to sender
if (strlen($arrSubmitted['cc'])) {
$email->sendCc(\Input::post('email', true));
unset($_SESSION['FORM_DATA']['cc']);
}
// Attach XML file
if ($this->format == 'xml') {
/** @var FrontendTemplate|object $objTemplate */
$objTemplate = new \FrontendTemplate('form_xml');
$objTemplate->fields = $fields;
$objTemplate->charset = \Config::get('characterSet');
$email->attachFileFromString($objTemplate->parse(), 'form.xml', 'application/xml');
}
// Attach CSV file
if ($this->format == 'csv') {
$email->attachFileFromString(\StringUtil::decodeEntities('"' . implode('";"', $keys) . '"' . "\n" . '"' . implode('";"', $values) . '"'), 'form.csv', 'text/comma-separated-values');
}
$uploaded = '';
// Attach uploaded files
if (!empty($_SESSION['FILES'])) {
foreach ($_SESSION['FILES'] as $file) {
// Add a link to the uploaded file
if ($file['uploaded']) {
$uploaded .= "\n" . \Environment::get('base') . str_replace(TL_ROOT . '/', '', dirname($file['tmp_name'])) . '/' . rawurlencode($file['name']);
continue;
}
$email->attachFileFromString(file_get_contents($file['tmp_name']), $file['name'], $file['type']);
}
}
$uploaded = strlen(trim($uploaded)) ? "\n\n---\n" . $uploaded : '';
$email->text = \StringUtil::decodeEntities(trim($message)) . $uploaded . "\n\n";
// Send the e-mail
try {
$email->sendTo($recipients);
} catch (\Swift_SwiftException $e) {
$this->log('Form "' . $this->title . '" could not be sent: ' . $e->getMessage(), __METHOD__, TL_ERROR);
}
}
// Store the values in the database
if ($this->storeValues && $this->targetTable != '') {
$arrSet = array();
// Add the timestamp
if ($this->Database->fieldExists('tstamp', $this->targetTable)) {
$arrSet['tstamp'] = time();
}
// Fields
foreach ($arrSubmitted as $k => $v) {
if ($k != 'cc' && $k != 'id') {
$arrSet[$k] = $v;
// Convert date formats into timestamps (see #6827)
if ($arrSet[$k] != '' && in_array($arrFields[$k]->rgxp, array('date', 'time', 'datim'))) {
$objDate = new \Date($arrSet[$k], \Date::getFormatFromRgxp($arrFields[$k]->rgxp));
$arrSet[$k] = $objDate->tstamp;
}
}
}
// Files
if (!empty($_SESSION['FILES'])) {
foreach ($_SESSION['FILES'] as $k => $v) {
if ($v['uploaded']) {
$arrSet[$k] = str_replace(TL_ROOT . '/', '', $v['tmp_name']);
}
}
}
// HOOK: store form data callback
if (isset($GLOBALS['TL_HOOKS']['storeFormData']) && is_array($GLOBALS['TL_HOOKS']['storeFormData'])) {
foreach ($GLOBALS['TL_HOOKS']['storeFormData'] as $callback) {
$this->import($callback[0]);
$arrSet = $this->{$callback[0]}->{$callback[1]}($arrSet, $this);
}
}
// Set the correct empty value (see #6284, #6373)
foreach ($arrSet as $k => $v) {
if ($v === '') {
$arrSet[$k] = \Widget::getEmptyValueByFieldType($GLOBALS['TL_DCA'][$this->targetTable]['fields'][$k]['sql']);
}
}
// Do not use Models here (backwards compatibility)
$this->Database->prepare("INSERT INTO " . $this->targetTable . " %s")->set($arrSet)->execute();
}
// Store all values in the session
foreach (array_keys($_POST) as $key) {
$_SESSION['FORM_DATA'][$key] = $this->allowTags ? \Input::postHtml($key, true) : \Input::post($key, true);
}
$arrFiles = $_SESSION['FILES'];
// HOOK: process form data callback
if (isset($GLOBALS['TL_HOOKS']['processFormData']) && is_array($GLOBALS['TL_HOOKS']['processFormData'])) {
foreach ($GLOBALS['TL_HOOKS']['processFormData'] as $callback) {
$this->import($callback[0]);
$this->{$callback[0]}->{$callback[1]}($arrSubmitted, $this->arrData, $arrFiles, $arrLabels, $this);
}
}
$_SESSION['FILES'] = array();
// DO NOT CHANGE
// Add a log entry
if (FE_USER_LOGGED_IN) {
$this->import('FrontendUser', 'User');
$this->log('Form "' . $this->title . '" has been submitted by "' . $this->User->username . '".', __METHOD__, TL_FORMS);
} else {
$this->log('Form "' . $this->title . '" has been submitted by ' . \System::anonymizeIp(\Environment::get('ip')) . '.', __METHOD__, TL_FORMS);
}
// Check whether there is a jumpTo page
if (($objJumpTo = $this->objModel->getRelated('jumpTo')) instanceof PageModel) {
$this->jumpToOrReload($objJumpTo->row());
}
$this->reload();
}
/**
* @param mixed $varInput
* @return mixed
*/
protected function validator($varInput)
{
return parent::validator(trim(DataCallback::getInstance()->getData($this)));
}
public function validator($varInput)
{
return parent::validator($varInput);
}
/**
* Save the current value
*
* @param mixed $varValue
*
* @throws \Exception
*/
protected function save($varValue)
{
if (\Input::post('FORM_SUBMIT') != $this->strTable) {
return;
}
$arrData = $GLOBALS['TL_DCA'][$this->strTable]['fields'][$this->strField];
// File names
if ($this->strField == 'name') {
if (!file_exists(TL_ROOT . '/' . $this->strPath . '/' . $this->varValue . $this->strExtension) || !$this->isMounted($this->strPath . '/' . $this->varValue . $this->strExtension) || $this->varValue === $varValue) {
return;
}
$this->import('Files');
$varValue = Utf8::toAscii($varValue);
// Trigger the save_callback
if (is_array($arrData['save_callback'])) {
foreach ($arrData['save_callback'] as $callback) {
if (is_array($callback)) {
$this->import($callback[0]);
$varValue = $this->{$callback[0]}->{$callback[1]}($varValue, $this);
} elseif (is_callable($callback)) {
$varValue = $callback($varValue, $this);
}
}
}
// The target exists
if (strcasecmp($this->strPath . '/' . $this->varValue . $this->strExtension, $this->strPath . '/' . $varValue . $this->strExtension) !== 0 && file_exists(TL_ROOT . '/' . $this->strPath . '/' . $varValue . $this->strExtension)) {
throw new \Exception(sprintf($GLOBALS['TL_LANG']['ERR']['fileExists'], $varValue));
}
$arrImageTypes = trimsplit(',', strtolower(\Config::get('validImageTypes')));
// Remove potentially existing thumbnails (see #6641)
if (in_array(substr($this->strExtension, 1), $arrImageTypes)) {
foreach (glob(TL_ROOT . '/' . \System::getContainer()->getParameter('contao.image.target_path') . '/*/' . $this->varValue . '-*' . $this->strExtension) as $strThumbnail) {
$this->Files->delete(str_replace(TL_ROOT . '/', '', $strThumbnail));
}
}
// Rename the file
$this->Files->rename($this->strPath . '/' . $this->varValue . $this->strExtension, $this->strPath . '/' . $varValue . $this->strExtension);
// New folders
if (stristr($this->intId, '__new__') !== false) {
// Update the database
if ($this->blnIsDbAssisted && \Dbafs::shouldBeSynchronized($this->strPath . '/' . $varValue . $this->strExtension)) {
$this->objActiveRecord = \Dbafs::addResource($this->strPath . '/' . $varValue . $this->strExtension);
}
$this->log('Folder "' . $this->strPath . '/' . $varValue . $this->strExtension . '" has been created', __METHOD__, TL_FILES);
} else {
// Update the database
if ($this->blnIsDbAssisted) {
$syncSource = \Dbafs::shouldBeSynchronized($this->strPath . '/' . $this->varValue . $this->strExtension);
$syncTarget = \Dbafs::shouldBeSynchronized($this->strPath . '/' . $varValue . $this->strExtension);
if ($syncSource && $syncTarget) {
\Dbafs::moveResource($this->strPath . '/' . $this->varValue . $this->strExtension, $this->strPath . '/' . $varValue . $this->strExtension);
} elseif ($syncSource) {
\Dbafs::deleteResource($this->strPath . '/' . $this->varValue . $this->strExtension);
} elseif ($syncTarget) {
\Dbafs::addResource($this->strPath . '/' . $varValue . $this->strExtension);
}
}
$this->log('File or folder "' . $this->strPath . '/' . $this->varValue . $this->strExtension . '" has been renamed to "' . $this->strPath . '/' . $varValue . $this->strExtension . '"', __METHOD__, TL_FILES);
}
// Update the symlinks
if (is_link(TL_ROOT . '/web/' . $this->strPath . '/' . $this->varValue . $this->strExtension)) {
$this->Files->delete('web/' . $this->strPath . '/' . $this->varValue . $this->strExtension);
SymlinkUtil::symlink($this->strPath . '/' . $varValue . $this->strExtension, 'web/' . $this->strPath . '/' . $varValue . $this->strExtension, TL_ROOT);
}
// Set the new value so the input field can show it
if (\Input::get('act') == 'editAll') {
/** @var SessionInterface $objSession */
$objSession = \System::getContainer()->get('session');
$session = $objSession->all();
if (($index = array_search($this->strPath . '/' . $this->varValue . $this->strExtension, $session['CURRENT']['IDS'])) !== false) {
$session['CURRENT']['IDS'][$index] = $this->strPath . '/' . $varValue . $this->strExtension;
$objSession->replace($session);
}
}
$this->varValue = $varValue;
} elseif ($this->blnIsDbAssisted && $this->objActiveRecord !== null) {
// Convert date formats into timestamps
if ($varValue != '' && in_array($arrData['eval']['rgxp'], array('date', 'time', 'datim'))) {
$objDate = new \Date($varValue, \Date::getFormatFromRgxp($arrData['eval']['rgxp']));
$varValue = $objDate->tstamp;
}
// Make sure unique fields are unique
if ($arrData['eval']['unique'] && $varValue != '' && !$this->Database->isUniqueValue($this->strTable, $this->strField, $varValue, $this->objActiveRecord->id)) {
throw new \Exception(sprintf($GLOBALS['TL_LANG']['ERR']['unique'], $arrData['label'][0] ?: $this->strField));
}
// Handle multi-select fields in "override all" mode
if (\Input::get('act') == 'overrideAll' && ($arrData['inputType'] == 'checkbox' || $arrData['inputType'] == 'checkboxWizard') && $arrData['eval']['multiple']) {
if ($this->objActiveRecord !== null) {
$new = deserialize($varValue, true);
$old = deserialize($this->objActiveRecord->{$this->strField}, true);
switch (\Input::post($this->strInputName . '_update')) {
case 'add':
$varValue = array_values(array_unique(array_merge($old, $new)));
break;
case 'remove':
$varValue = array_values(array_diff($old, $new));
break;
case 'replace':
$varValue = $new;
break;
}
if (!is_array($varValue) || empty($varValue)) {
$varValue = '';
} elseif (isset($arrData['eval']['csv'])) {
$varValue = implode($arrData['eval']['csv'], $varValue);
// see #2890
} else {
$varValue = serialize($varValue);
}
}
}
// Convert arrays (see #2890)
if ($arrData['eval']['multiple'] && isset($arrData['eval']['csv'])) {
$varValue = implode($arrData['eval']['csv'], deserialize($varValue, true));
}
// Trigger the save_callback
if (is_array($arrData['save_callback'])) {
foreach ($arrData['save_callback'] as $callback) {
if (is_array($callback)) {
$this->import($callback[0]);
$varValue = $this->{$callback[0]}->{$callback[1]}($varValue, $this);
} elseif (is_callable($callback)) {
$varValue = $callback($varValue, $this);
}
}
}
// Save the value if there was no error
if (($varValue != '' || !$arrData['eval']['doNotSaveEmpty']) && ($this->varValue != $varValue || $arrData['eval']['alwaysSave'])) {
// If the field is a fallback field, empty all other columns
if ($arrData['eval']['fallback'] && $varValue != '') {
$this->Database->execute("UPDATE " . $this->strTable . " SET " . $this->strField . "=''");
}
// Set the correct empty value (see #6284, #6373)
if ($varValue === '') {
$varValue = \Widget::getEmptyValueByFieldType($GLOBALS['TL_DCA'][$this->strTable]['fields'][$this->strField]['sql']);
}
$this->objActiveRecord->{$this->strField} = $varValue;
$this->objActiveRecord->save();
$this->blnCreateNewVersion = true;
$this->varValue = deserialize($varValue);
}
}
}
/**
* Return a select menu to limit results
*
* @param boolean $blnOptional
*
* @return string
*/
protected function limitMenu($blnOptional = false)
{
/** @var AttributeBagInterface $objSessionBag */
$objSessionBag = \System::getContainer()->get('session')->getBag('contao_backend');
$session = $objSessionBag->all();
$filter = $GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['mode'] == 4 ? $this->strTable . '_' . CURRENT_ID : $this->strTable;
$fields = '';
// Set limit from user input
if (\Input::post('FORM_SUBMIT') == 'tl_filters' || \Input::post('FORM_SUBMIT') == 'tl_filters_limit') {
$strLimit = \Input::post('tl_limit');
if ($strLimit == 'tl_limit') {
unset($session['filter'][$filter]['limit']);
} else {
// Validate the user input (thanks to aulmn) (see #4971)
if ($strLimit == 'all' || preg_match('/^[0-9]+,[0-9]+$/', $strLimit)) {
$session['filter'][$filter]['limit'] = $strLimit;
}
}
$objSessionBag->replace($session);
if (\Input::post('FORM_SUBMIT') == 'tl_filters_limit') {
$this->reload();
}
} else {
$this->limit = $session['filter'][$filter]['limit'] != '' ? $session['filter'][$filter]['limit'] == 'all' ? null : $session['filter'][$filter]['limit'] : '0,' . \Config::get('resultsPerPage');
$arrProcedure = $this->procedure;
$arrValues = $this->values;
$query = "SELECT COUNT(*) AS count FROM " . $this->strTable;
if (!empty($this->root) && is_array($this->root)) {
$arrProcedure[] = 'id IN(' . implode(',', $this->root) . ')';
}
// Support empty ptable fields
if ($GLOBALS['TL_DCA'][$this->strTable]['config']['dynamicPtable']) {
$arrProcedure[] = $this->ptable == 'tl_article' ? "(ptable=? OR ptable='')" : "ptable=?";
$arrValues[] = $this->ptable;
}
if (!empty($arrProcedure)) {
$query .= " WHERE " . implode(' AND ', $arrProcedure);
}
$objTotal = $this->Database->prepare($query)->execute($arrValues);
$this->total = $objTotal->count;
$options_total = 0;
$blnIsMaxResultsPerPage = false;
// Overall limit
if ($this->total > \Config::get('maxResultsPerPage') && ($this->limit === null || preg_replace('/^.*,/', '', $this->limit) == \Config::get('maxResultsPerPage'))) {
if ($this->limit === null) {
$this->limit = '0,' . \Config::get('maxResultsPerPage');
}
$blnIsMaxResultsPerPage = true;
\Config::set('resultsPerPage', \Config::get('maxResultsPerPage'));
$session['filter'][$filter]['limit'] = \Config::get('maxResultsPerPage');
}
$options = '';
// Build options
if ($this->total > 0) {
$options = '';
$options_total = ceil($this->total / \Config::get('resultsPerPage'));
// Reset limit if other parameters have decreased the number of results
if ($this->limit !== null && ($this->limit == '' || preg_replace('/,.*$/', '', $this->limit) > $this->total)) {
$this->limit = '0,' . \Config::get('resultsPerPage');
}
// Build options
for ($i = 0; $i < $options_total; $i++) {
$this_limit = $i * \Config::get('resultsPerPage') . ',' . \Config::get('resultsPerPage');
$upper_limit = $i * \Config::get('resultsPerPage') + \Config::get('resultsPerPage');
if ($upper_limit > $this->total) {
$upper_limit = $this->total;
}
$options .= '
<option value="' . $this_limit . '"' . \Widget::optionSelected($this->limit, $this_limit) . '>' . ($i * \Config::get('resultsPerPage') + 1) . ' - ' . $upper_limit . '</option>';
}
if (!$blnIsMaxResultsPerPage) {
$options .= '
<option value="all"' . \Widget::optionSelected($this->limit, null) . '>' . $GLOBALS['TL_LANG']['MSC']['filterAll'] . '</option>';
}
}
// Return if there is only one page
if ($blnOptional && ($this->total < 1 || $options_total < 2)) {
return '';
}
$fields = '
<select name="tl_limit" class="tl_select' . ($session['filter'][$filter]['limit'] != 'all' && $this->total > \Config::get('resultsPerPage') ? ' active' : '') . '" onchange="this.form.submit()">
<option value="tl_limit">' . $GLOBALS['TL_LANG']['MSC']['filterRecords'] . '</option>' . $options . '
</select> ';
}
return '
<div class="tl_limit tl_subpanel">
<strong>' . $GLOBALS['TL_LANG']['MSC']['showOnly'] . ':</strong> ' . $fields . '
</div>';
}
/**
* Validate input and set value
*
* @param mixed $varInput
*
* @return string
*/
protected function validator($varInput)
{
$this->blnSubmitInput = false;
if (($varInput == '' || $varInput == '*****') && $this->varValue != '') {
return '*****';
}
if (Utf8::strlen($varInput) < \Config::get('minPasswordLength')) {
$this->addError(sprintf($GLOBALS['TL_LANG']['ERR']['passwordLength'], \Config::get('minPasswordLength')));
}
if ($varInput != $this->getPost($this->strName . '_confirm')) {
$this->addError($GLOBALS['TL_LANG']['ERR']['passwordMatch']);
}
if ($varInput == $GLOBALS['TL_USERNAME']) {
$this->addError($GLOBALS['TL_LANG']['ERR']['passwordName']);
}
$varInput = parent::validator($varInput);
if (!$this->hasErrors()) {
$this->blnSubmitInput = true;
\Message::addConfirmation($GLOBALS['TL_LANG']['MSC']['pw_changed']);
return \Encryption::hash($varInput);
}
return '';
}