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* @license GNU General Public License version 2 or later; see LICENSE.txt */ namespace Joomla\CMS\Form\Field; \defined('_JEXEC') or die; use Joomla\CMS\Factory; use Joomla\CMS\HTML\HTMLHelper; use Joomla\CMS\Language\Text; /** * Workflow Stages field. * * @since 4.0.0 */ class WorkflowstageField extends GroupedlistField { /** * The form field type. * * @var string * @since 4.0.0 */ protected $type = 'Workflowstage'; /** * The component and section separated by ".". * * @var string * @since 4.0.0 */ protected $extension = ''; /** * Show only the stages which has an item attached * * @var boolean * @since 4.0.0 */ protected $activeonly = false; /** * Method to attach a Form object to the field. * * @param \SimpleXMLElement $element The SimpleXMLElement object representing the `
` tag for the form field object. * @param mixed $value The form field value to validate. * @param string $group The field name group control value. This acts as as an array container for the field. * For example if the field has name="foo" and the group value is set to "bar" then the * full field name would end up being "bar[foo]". * * @return boolean True on success. * * @since 4.0.0 */ public function setup(\SimpleXMLElement $element, $value, $group = null) { $result = parent::setup($element, $value, $group); if ($result) { if (\strlen($element['extension'])) { $this->extension = (string) $element['extension']; } else { $this->extension = Factory::getApplication()->input->getCmd('extension'); } if ((string) $element['activeonly'] === '1' || (string) $element['activeonly'] === 'true') { $this->activeonly = true; } } return $result; } /** * Method to get the field option groups. * * @return array The field option objects as a nested array in groups. * * @since 4.0.0 * @throws \UnexpectedValueException */ protected function getGroups() { $db = Factory::getDbo(); $query = $db->getQuery(true); // Select distinct stages for existing articles $query ->select( [ 'DISTINCT ' . $db->quoteName('ws.id', 'workflow_stage_id'), $db->quoteName('ws.title', 'workflow_stage_title'), $db->quoteName('w.title', 'workflow_title'), $db->quoteName('w.id', 'workflow_id'), $db->quoteName('w.ordering', 'ordering'), $db->quoteName('ws.ordering', 'workflow_stage_ordering'), ] ) ->from($db->quoteName('#__workflow_stages', 'ws')) ->from($db->quoteName('#__workflows', 'w')) ->where( [ $db->quoteName('ws.workflow_id') . ' = ' . $db->quoteName('w.id'), $db->quoteName('w.extension') . ' = :extension', ] ) ->bind(':extension', $this->extension) ->order( [ $db->quoteName('w.ordering'), $db->quoteName('ws.ordering'), ] ); if ($this->activeonly) { $query ->from($db->quoteName('#__workflow_associations', 'wa')) ->where( [ $db->quoteName('wa.stage_id') . ' = ' . $db->quoteName('ws.id'), $db->quoteName('wa.extension') . ' = :associationExtension', ] ) ->bind(':associationExtension', $this->extension); } $stages = $db->setQuery($query)->loadObjectList(); $workflowStages = array(); // Grouping the stages by workflow foreach ($stages as $stage) { // Using workflow ID to differentiate workflows having same title $workflowStageKey = Text::_($stage->workflow_title) . ' (' . $stage->workflow_id . ')'; if (!\array_key_exists($workflowStageKey, $workflowStages)) { $workflowStages[$workflowStageKey] = array(); } $workflowStages[$workflowStageKey][] = HTMLHelper::_('select.option', $stage->workflow_stage_id, Text::_($stage->workflow_stage_title)); } // Merge any additional options in the XML definition. return array_merge(parent::getGroups(), $workflowStages); } }