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| 1 | <?php |
| 2 | |
| 3 | namespace Drupal\visitors\Controller; |
| 4 | |
| 5 | use Drupal\Core\Ajax\AjaxResponse; |
| 6 | use Drupal\Core\Ajax\ReplaceCommand; |
| 7 | use Drupal\Core\Controller\ControllerBase; |
| 8 | use Drupal\views\Views; |
| 9 | use Symfony\Component\HttpFoundation\Request; |
| 10 | |
| 11 | /** |
| 12 | * Display Link Controller. |
| 13 | * |
| 14 | * Returns the display link for a given view and display. |
| 15 | */ |
| 16 | class DisplayLinkController extends ControllerBase { |
| 17 | |
| 18 | /** |
| 19 | * Single-action controller. |
| 20 | */ |
| 21 | public function __invoke(Request $request, string $view_id, string $display_id) { |
| 22 | $blocks['path'] = [ |
| 23 | '#view_id' => $view_id, |
| 24 | '#view_display' => $display_id, |
| 25 | ]; |
| 26 | |
| 27 | // Store AJAX parameters to exclude from sort links in a static variable |
| 28 | // that can be accessed by our theme preprocessing hook. |
| 29 | $ajax_params_to_remove = [ |
| 30 | 'class', |
| 31 | '_wrapper_format', |
| 32 | 'ajax_form', |
| 33 | '_drupal_ajax', |
| 34 | ]; |
| 35 | |
| 36 | // Store these in a static variable for the theme hook. |
| 37 | $excluded_params = &drupal_static('visitors_excluded_sort_params', []); |
| 38 | $excluded_params = $ajax_params_to_remove; |
| 39 | |
| 40 | // Get the referrer URL and extract sort/order parameters. |
| 41 | $referrer = $request->headers->get('referer'); |
| 42 | $referrer_path = ''; |
| 43 | $sort_args = []; |
| 44 | |
| 45 | if ($referrer) { |
| 46 | $referrer_parts = parse_url($referrer); |
| 47 | $referrer_path = $referrer_parts['path'] ?? ''; |
| 48 | |
| 49 | // Extract query parameters from referrer. |
| 50 | if (!empty($referrer_parts['query'])) { |
| 51 | parse_str($referrer_parts['query'], $referrer_query); |
| 52 | |
| 53 | // Check if referrer has sort/order parameters. |
| 54 | if (isset($referrer_query['order'])) { |
| 55 | $sort_args['order'] = $referrer_query['order']; |
| 56 | } |
| 57 | if (isset($referrer_query['sort'])) { |
| 58 | $sort_args['sort'] = $referrer_query['sort']; |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | $referrer_path_static = &drupal_static('visitors_referrer_path', ''); |
| 63 | $referrer_path_static = $referrer_path; |
| 64 | } |
| 65 | |
| 66 | // Apply sort parameters from referrer to the view. |
| 67 | if (!empty($sort_args)) { |
| 68 | // Load the view manually to apply sorting. |
| 69 | $view = Views::getView($view_id); |
| 70 | if ($view && $view->access($display_id)) { |
| 71 | $view->setDisplay($display_id); |
| 72 | |
| 73 | // Apply the sort parameters to the view. |
| 74 | if (isset($sort_args['order']) && isset($sort_args['sort'])) { |
| 75 | $order_field = $sort_args['order']; |
| 76 | $sort_direction = strtoupper($sort_args['sort']); |
| 77 | |
| 78 | // Set the sort on the view's table style plugin. |
| 79 | if ($view->display_handler->getPlugin('style') && |
| 80 | method_exists($view->display_handler->getPlugin('style'), 'options')) { |
| 81 | $style_plugin = $view->display_handler->getPlugin('style'); |
| 82 | $style_plugin->active = $order_field; |
| 83 | $style_plugin->order = $sort_direction; |
| 84 | } |
| 85 | |
| 86 | // Also set it via the request for the table style to pick up. |
| 87 | $temp_query = $sort_args; |
| 88 | $temp_request = $request->duplicate($temp_query); |
| 89 | $view->setRequest($temp_request); |
| 90 | } |
| 91 | |
| 92 | // Build the renderable array. |
| 93 | $rendered = $view->buildRenderable($display_id); |
| 94 | } |
| 95 | else { |
| 96 | // Fallback to normal embed if view access fails. |
| 97 | $rendered = \views_embed_view($view_id, $display_id); |
| 98 | } |
| 99 | } |
| 100 | else { |
| 101 | $rendered = \views_embed_view($view_id, $display_id); |
| 102 | } |
| 103 | |
| 104 | // Set live preview mode to ensure sort links use current route. |
| 105 | if (isset($rendered['view_build']['#view'])) { |
| 106 | $view = $rendered['view_build']['#view']; |
| 107 | $view->live_preview = TRUE; |
| 108 | if (!empty($referrer_path)) { |
| 109 | $view->override_path = $referrer_path; |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | $settings = NULL; |
| 114 | $selector = $request->query->get('class'); |
| 115 | |
| 116 | $response = new AjaxResponse(); |
| 117 | $response->addCommand(new ReplaceCommand($selector, $rendered, $settings)); |
| 118 | |
| 119 | return $response; |
| 120 | } |
| 121 | |
| 122 | /** |
| 123 | * Extract view ID and display ID from the class parameter. |
| 124 | * |
| 125 | * The class parameter contains the format: |
| 126 | * .view-id-{view_id}.view-display-id-{display_id} |
| 127 | * This method extracts both the view ID and display ID from this format. |
| 128 | * |
| 129 | * @param string|null $class_selector |
| 130 | * The class selector string. |
| 131 | * |
| 132 | * @return array|null |
| 133 | * Array containing [view_id, display_id] if found, null otherwise. |
| 134 | */ |
| 135 | protected function extractViewAndDisplayFromClass(?string $class_selector): ?array { |
| 136 | if (empty($class_selector)) { |
| 137 | return NULL; |
| 138 | } |
| 139 | |
| 140 | // Extract view ID and display ID from the format: |
| 141 | // .view-id-{view_id}.view-display-id-{display_id}. |
| 142 | if (preg_match('/\.view-id-([^.\s]+)\.view-display-id-([^.\s]+)/', $class_selector, $matches)) { |
| 143 | return [$matches[1], $matches[2]]; |
| 144 | } |
| 145 | |
| 146 | return NULL; |
| 147 | } |
| 148 | |
| 149 | } |