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<?php |
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/** |
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* @package midcom.services.rcs |
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* @author CONTENT CONTROL http://www.contentcontrol-berlin.de/ |
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* @copyright CONTENT CONTROL http://www.contentcontrol-berlin.de/ |
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*/ |
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use Symfony\Component\HttpFoundation\Request; |
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/** |
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* @package midcom.services.rcs |
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*/ |
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abstract class midcom_services_rcs_handler extends midcom_baseclasses_components_handler |
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{ |
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/** |
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* RCS backend |
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* |
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* @var midcom_services_rcs_backend |
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*/ |
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private $backend; |
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/** |
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* Pointer to midgard object |
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* |
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* @var midcom_core_dbaobject |
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*/ |
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protected $object; |
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protected $style_prefix = ''; |
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protected $url_prefix = ''; |
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abstract protected function get_object_url() : string; |
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abstract protected function handler_callback($handler_id); |
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abstract protected function get_breadcrumbs(); |
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protected function resolve_object_title() |
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{ |
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return midcom_helper_reflector::get($this->object)->get_object_label($this->object); |
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} |
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/** |
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* Load the object and the rcs backend |
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*/ |
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private function load_object(string $guid) |
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{ |
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$this->object = midcom::get()->dbfactory->get_object_by_guid($guid); |
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if ( !midcom::get()->config->get('midcom_services_rcs_enable') |
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|| !$this->object->_use_rcs) { |
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throw new midcom_error_notfound("Revision control not supported for " . get_class($this->object) . "."); |
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} |
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$this->backend = midcom::get()->rcs->load_backend($this->object); |
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} |
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/** |
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* Prepare version control toolbar |
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*/ |
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private function rcs_toolbar($current = null, $diff_view = false) |
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{ |
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$this->add_stylesheet(MIDCOM_STATIC_URL . "/midcom.services.rcs/rcs.css"); |
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$prefix = midcom_core_context::get()->get_key(MIDCOM_CONTEXT_ANCHORPREFIX) . $this->url_prefix; |
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$this->_request_data['rcs_toolbar'] = new midcom_helper_toolbar(); |
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$last = $this->build_rcs_toolbar($this->_request_data['rcs_toolbar'], $current, $diff_view); |
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// RCS functional toolbar |
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$this->_request_data['rcs_toolbar_2'] = new midcom_helper_toolbar(); |
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$buttons = [ |
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[ |
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MIDCOM_TOOLBAR_URL => "{$prefix}{$this->object->guid}/", |
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MIDCOM_TOOLBAR_LABEL => $this->_l10n->get('show history'), |
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MIDCOM_TOOLBAR_GLYPHICON => 'history', |
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] |
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]; |
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if (!empty($current)) { |
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$buttons[] = [ |
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MIDCOM_TOOLBAR_URL => "{$prefix}restore/{$this->object->guid}/{$current}/", |
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MIDCOM_TOOLBAR_LABEL => sprintf($this->_l10n->get('restore version %s'), $current), |
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MIDCOM_TOOLBAR_GLYPHICON => 'recycle', |
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MIDCOM_TOOLBAR_ENABLED => ($current !== $last), |
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]; |
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} |
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$this->_request_data['rcs_toolbar_2']->add_items($buttons); |
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} |
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private function build_rcs_toolbar(midcom_helper_toolbar $toolbar, $current, bool $diff_view) |
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{ |
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$history = $this->backend->get_history(); |
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$first = $history->get_first()['revision'] ?? null; |
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if (!$first) { |
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return; |
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} |
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$prefix = midcom_core_context::get()->get_key(MIDCOM_CONTEXT_ANCHORPREFIX) . $this->url_prefix; |
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$last = $history->get_last()['revision']; |
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$buttons = [[ |
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MIDCOM_TOOLBAR_URL => "{$prefix}preview/{$this->object->guid}/{$first}", |
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MIDCOM_TOOLBAR_LABEL => $first, |
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MIDCOM_TOOLBAR_GLYPHICON => 'fast-backward', |
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MIDCOM_TOOLBAR_ENABLED => ($current !== $first || $diff_view), |
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]]; |
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if (!empty($current)) { |
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$previous = $history->get_prev_version($current) ?? $first; |
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$next = $history->get_next_version($current) ?? $last; |
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$buttons[] = [ |
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MIDCOM_TOOLBAR_URL => "{$prefix}preview/{$this->object->guid}/{$previous}", |
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MIDCOM_TOOLBAR_LABEL => $previous, |
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MIDCOM_TOOLBAR_GLYPHICON => 'backward', |
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MIDCOM_TOOLBAR_ENABLED => ($current !== $first || $diff_view), |
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]; |
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$buttons[] = [ |
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MIDCOM_TOOLBAR_URL => "{$prefix}diff/{$this->object->guid}/{$current}/{$previous}/", |
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MIDCOM_TOOLBAR_LABEL => $this->_l10n->get('show differences'), |
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MIDCOM_TOOLBAR_GLYPHICON => 'step-backward', |
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MIDCOM_TOOLBAR_ENABLED => ($current !== $first), |
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]; |
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$buttons[] = [ |
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MIDCOM_TOOLBAR_URL => "{$prefix}preview/{$current}/{$current}/", |
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MIDCOM_TOOLBAR_LABEL => sprintf($this->_l10n->get('version %s'), $current), |
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MIDCOM_TOOLBAR_GLYPHICON => 'file-o', |
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MIDCOM_TOOLBAR_ENABLED => false, |
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]; |
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$buttons[] = [ |
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MIDCOM_TOOLBAR_URL => "{$prefix}diff/{$this->object->guid}/{$current}/{$next}/", |
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MIDCOM_TOOLBAR_LABEL => $this->_l10n->get('show differences'), |
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MIDCOM_TOOLBAR_GLYPHICON => 'step-forward', |
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MIDCOM_TOOLBAR_ENABLED => ($current !== $last), |
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]; |
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$buttons[] = [ |
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MIDCOM_TOOLBAR_URL => "{$prefix}preview/{$this->object->guid}/{$next}", |
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MIDCOM_TOOLBAR_LABEL => $next, |
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MIDCOM_TOOLBAR_GLYPHICON => 'forward', |
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MIDCOM_TOOLBAR_ENABLED => ($current !== $last || $diff_view), |
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]; |
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} |
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$buttons[] = [ |
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MIDCOM_TOOLBAR_URL => "{$prefix}preview/{$this->object->guid}/{$last}", |
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MIDCOM_TOOLBAR_LABEL => $last, |
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MIDCOM_TOOLBAR_GLYPHICON => 'fast-forward', |
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MIDCOM_TOOLBAR_ENABLED => ($current !== $last || $diff_view), |
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]; |
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$toolbar->add_items($buttons); |
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return $last; |
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} |
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private function prepare_request_data(string $view_title) |
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{ |
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$breadcrumbs = $this->get_breadcrumbs(); |
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if (!empty($breadcrumbs)) { |
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foreach ($breadcrumbs as $item) { |
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$this->add_breadcrumb($item[MIDCOM_NAV_URL], $item[MIDCOM_NAV_NAME]); |
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} |
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} |
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$this->add_breadcrumb($this->url_prefix . "{$this->object->guid}/", $this->_l10n->get('show history')); |
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if (!empty($this->_request_data['latest_revision'])) { |
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$this->add_breadcrumb( |
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$this->url_prefix . "preview/{$this->object->guid}/{$this->_request_data['latest_revision']}/", |
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sprintf($this->_l10n->get('version %s'), $this->_request_data['latest_revision']) |
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); |
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} |
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if (!empty($this->_request_data['compare_revision'])) { |
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$this->add_breadcrumb( |
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$this->url_prefix . "diff/{$this->object->guid}/{$this->_request_data['compare_revision']}/{$this->_request_data['latest_revision']}/", |
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sprintf($this->_l10n->get('differences between %s and %s'), $this->_request_data['compare_revision'], $this->_request_data['latest_revision']) |
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); |
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} |
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$this->_request_data['handler'] = $this; |
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$this->_request_data['view_title'] = $view_title; |
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midcom::get()->head->set_pagetitle($view_title); |
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} |
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public function translate($string) : string |
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{ |
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$translated = $string; |
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$component = midcom::get()->dbclassloader->get_component_for_class($this->object->__midcom_class_name__); |
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if (midcom::get()->componentloader->is_installed($component)) { |
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$translated = midcom::get()->i18n->get_l10n($component)->get($string); |
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} |
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if ($translated === $string) { |
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$translated = $this->_l10n->get($string); |
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if ($translated === $string) { |
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$translated = $this->_l10n_midcom->get($string); |
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} |
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} |
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return $translated; |
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} |
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/** |
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* Show the changes done to the object |
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*/ |
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public function _handler_history(Request $request, string $handler_id, array $args) |
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{ |
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// Check if the comparison request is valid |
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$first = $request->query->get('first'); |
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$last = $request->query->get('last'); |
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if ($first && $last && $first != $last) { |
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return new midcom_response_relocate($this->url_prefix . "diff/{$args[0]}/{$first}/{$last}/"); |
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} |
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$this->load_object($args[0]); |
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$view_title = sprintf($this->_l10n->get('revision history of %s'), $this->resolve_object_title()); |
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$this->rcs_toolbar(); |
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$this->prepare_request_data($view_title); |
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return $this->handler_callback($handler_id); |
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} |
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/** |
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* @param mixed $handler_id The ID of the handler. |
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* @param array $data The local request data. |
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*/ |
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public function _show_history($handler_id, array &$data) |
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{ |
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$data['history'] = $this->backend->get_history(); |
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$data['guid'] = $this->object->guid; |
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midcom_show_style($this->style_prefix . 'history'); |
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} |
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/** |
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* Show a diff between two versions |
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*/ |
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public function _handler_diff(string $handler_id, array $args, array &$data) |
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{ |
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$this->load_object($args[0]); |
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$history = $this->backend->get_history(); |
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if ( !$history->version_exists($args[1]) |
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|| !$history->version_exists($args[2])) { |
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throw new midcom_error_notfound("One of the revisions {$args[1]} or {$args[2]} does not exist."); |
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} |
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$data['diff'] = array_filter($this->backend->get_diff($args[1], $args[2]), function($value, $key) { |
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return array_key_exists('diff', $value) |
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&& !is_array($value['diff']) |
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&& midcom_services_rcs::is_field_showable($key); |
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}, ARRAY_FILTER_USE_BOTH); |
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$data['comment'] = $history->get($args[2]); |
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// Set the version numbers |
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2 |
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$data['compare_revision'] = $args[1]; |
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$data['latest_revision'] = $args[2]; |
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$data['guid'] = $args[0]; |
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$view_title = sprintf($this->_l10n->get('changes done in revision %s to %s'), $data['latest_revision'], $this->resolve_object_title()); |
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// Load the toolbars |
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2 |
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$this->rcs_toolbar($args[2], true); |
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2 |
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$this->prepare_request_data($view_title); |
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return $this->handler_callback($handler_id); |
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} |
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268
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/** |
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* Show the differences between the versions |
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270
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*/ |
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2 |
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public function _show_diff() |
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272
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{ |
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2 |
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midcom_show_style($this->style_prefix . 'diff'); |
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} |
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/** |
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* View previews |
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278
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*/ |
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279
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2 |
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public function _handler_preview(string $handler_id, array $args, array &$data) |
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280
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{ |
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2 |
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$revision = $args[1]; |
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2 |
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$data['latest_revision'] = $revision; |
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2 |
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$data['guid'] = $args[0]; |
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$this->load_object($args[0]); |
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$data['preview'] = array_filter($this->backend->get_revision($revision), function ($value, $key) { |
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2 |
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return !is_array($value) |
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&& !in_array($value, ['', '0000-00-00']) |
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2 |
|
&& midcom_services_rcs::is_field_showable($key); |
|
290
|
2 |
|
}, ARRAY_FILTER_USE_BOTH); |
|
291
|
|
|
|
|
292
|
2 |
|
$this->_view_toolbar->hide_item($this->url_prefix . "preview/{$this->object->guid}/{$revision}/"); |
|
293
|
|
|
|
|
294
|
2 |
|
$view_title = sprintf($this->_l10n->get('viewing version %s of %s'), $revision, $this->resolve_object_title()); |
|
295
|
|
|
// Load the toolbars |
|
296
|
2 |
|
$this->rcs_toolbar($revision); |
|
297
|
2 |
|
$this->prepare_request_data($view_title); |
|
298
|
2 |
|
return $this->handler_callback($handler_id); |
|
299
|
|
|
} |
|
300
|
|
|
|
|
301
|
2 |
|
public function _show_preview() |
|
302
|
|
|
{ |
|
303
|
2 |
|
midcom_show_style($this->style_prefix . 'preview'); |
|
304
|
2 |
|
} |
|
305
|
|
|
|
|
306
|
|
|
/** |
|
307
|
|
|
* Restore to diff |
|
308
|
|
|
*/ |
|
309
|
|
|
public function _handler_restore(array $args) |
|
310
|
|
|
{ |
|
311
|
|
|
$this->load_object($args[0]); |
|
312
|
|
|
|
|
313
|
|
|
$this->object->require_do('midgard:update'); |
|
314
|
|
|
// TODO: set another privilege for restoring? |
|
315
|
|
|
|
|
316
|
|
|
if ( $this->backend->get_history()->version_exists($args[1]) |
|
317
|
|
|
&& $this->backend->restore_to_revision($args[1])) { |
|
318
|
|
|
midcom::get()->uimessages->add($this->_l10n->get('midcom.admin.rcs'), sprintf($this->_l10n->get('restore to version %s successful'), $args[1])); |
|
319
|
|
|
return new midcom_response_relocate($this->get_object_url()); |
|
320
|
|
|
} |
|
321
|
|
|
throw new midcom_error(sprintf($this->_l10n->get('restore to version %s failed, reason %s'), $args[1], midcom_connection::get_error_string())); |
|
322
|
|
|
} |
|
323
|
|
|
} |
|
324
|
|
|
|
flack /
openpsa
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