comparison core/modules/views_ui/views_ui.module @ 0:c75dbcec494b

Initial commit from drush-created site

+<?php
+
+/**
+ * @file
+ * Provide structure for the administrative interface to Views.
+ */
+
+use Drupal\Component\Utility\Unicode;
+use Drupal\Core\Routing\RouteMatchInterface;
+use Drupal\Core\Url;
+use Drupal\views\ViewExecutable;
+use Drupal\views\Analyzer;
+
+/**
+ * Implements hook_help().
+ */
+function views_ui_help($route_name, RouteMatchInterface $route_match) {
+  switch ($route_name) {
+    case 'help.page.views_ui':
+      $output = '';
+      $output .= '<h3>' . t('About') . '</h3>';
+      $output .= '<p>' . t('The Views UI module provides an interface for managing views for the <a href=":views">Views module</a>. For more information, see the <a href=":handbook">online documentation for the Views UI module</a>.', [':views' => \Drupal::url('help.page', ['name' => 'views']), ':handbook' => 'https://www.drupal.org/documentation/modules/views_ui']) . '</p>';
+      $output .= '<h3>' . t('Uses') . '</h3>';
+      $output .= '<dl>';
+      $output .= '<dt>' . t('Creating and managing views') . '</dt>';
+      $output .= '<dd>' . t('Views can be created from the <a href=":list">Views list page</a> by using the "Add view" action. Existing views can be managed from the <a href=":list">Views list page</a> by locating the view in the "Enabled" or "Disabled" list and selecting the desired operation action, for example "Edit".', [':list' => \Drupal::url('entity.view.collection', ['name' => 'views_ui'])]) . '</dd>';
+      $output .= '<dt>' . t('Enabling and disabling views') . '<dt>';
+      $output .= '<dd>' . t('Views can be enabled or disabled from the <a href=":list">Views list page</a>. To enable a view, find the view within the "Disabled" list and select the "Enable" operation. To disable a view find the view within the "Enabled" list and select the "Disable" operation.', [':list' => \Drupal::url('entity.view.collection', ['name' => 'views_ui'])]) . '</dd>';
+      $output .= '<dt>' . t('Exporting and importing views') . '</dt>';
+      $output .= '<dd>' . t('Views can be exported and imported as configuration files by using the <a href=":config">Configuration Manager module</a>.', [':config' => (\Drupal::moduleHandler()->moduleExists('config')) ? \Drupal::url('help.page', ['name' => 'config']) : '#']) . '</dd>';
+      $output .= '</dl>';
+      return $output;
+  }
+}
+
+/**
+ * Implements hook_entity_type_build().
+ */
+function views_ui_entity_type_build(array &$entity_types) {
+  /** @var $entity_types \Drupal\Core\Entity\EntityTypeInterface[] */
+  $entity_types['view']
+    ->setFormClass('edit', 'Drupal\views_ui\ViewEditForm')
+    ->setFormClass('add', 'Drupal\views_ui\ViewAddForm')
+    ->setFormClass('preview', 'Drupal\views_ui\ViewPreviewForm')
+    ->setFormClass('duplicate', 'Drupal\views_ui\ViewDuplicateForm')
+    ->setFormClass('delete', 'Drupal\Core\Entity\EntityDeleteForm')
+    ->setFormClass('break_lock', 'Drupal\views_ui\Form\BreakLockForm')
+    ->setListBuilderClass('Drupal\views_ui\ViewListBuilder')
+    ->setLinkTemplate('edit-form', '/admin/structure/views/view/{view}')
+    ->setLinkTemplate('edit-display-form', '/admin/structure/views/view/{view}/edit/{display_id}')
+    ->setLinkTemplate('preview-form', '/admin/structure/views/view/{view}/preview/{display_id}')
+    ->setLinkTemplate('duplicate-form', '/admin/structure/views/view/{view}/duplicate')
+    ->setLinkTemplate('delete-form', '/admin/structure/views/view/{view}/delete')
+    ->setLinkTemplate('enable', '/admin/structure/views/view/{view}/enable')
+    ->setLinkTemplate('disable', '/admin/structure/views/view/{view}/disable')
+    ->setLinkTemplate('break-lock-form', '/admin/structure/views/view/{view}/break-lock')
+    ->setLinkTemplate('collection', '/admin/structure/views');
+}
+
+/**
+ * Implements hook_theme().
+ */
+function views_ui_theme() {
+  return [
+    // edit a view
+    'views_ui_display_tab_setting' => [
+      'variables' => ['description' => '', 'link' => '', 'settings_links' => [], 'overridden' => FALSE, 'defaulted' => FALSE, 'description_separator' => TRUE, 'class' => []],
+      'file' => 'views_ui.theme.inc',
+    ],
+    'views_ui_display_tab_bucket' => [
+      'render element' => 'element',
+      'file' => 'views_ui.theme.inc',
+    ],
+    'views_ui_rearrange_filter_form' => [
+      'render element' => 'form',
+      'file' => 'views_ui.theme.inc',
+    ],
+    'views_ui_expose_filter_form' => [
+      'render element' => 'form',
+      'file' => 'views_ui.theme.inc',
+    ],
+
+    // Legacy theme hook for displaying views info.
+    'views_ui_view_info' => [
+      'variables' => ['view' => NULL, 'displays' => NULL],
+      'file' => 'views_ui.theme.inc',
+    ],
+
+    // List views.
+    'views_ui_views_listing_table' => [
+      'variables' => [
+        'headers' => NULL,
+        'rows' => NULL,
+        'attributes' => [],
+      ],
+      'file' => 'views_ui.theme.inc',
+    ],
+    'views_ui_view_displays_list' => [
+      'variables' => ['displays' => []],
+    ],
+
+    // Group of filters.
+    'views_ui_build_group_filter_form' => [
+      'render element' => 'form',
+      'file' => 'views_ui.theme.inc',
+    ],
+
+    // On behalf of a plugin
+    'views_ui_style_plugin_table' => [
+      'render element' => 'form',
+      'file' => 'views_ui.theme.inc',
+    ],
+
+    // When previewing a view.
+    'views_ui_view_preview_section' => [
+      'variables' => ['view' => NULL, 'section' => NULL, 'content' => NULL, 'links' => ''],
+      'file' => 'views_ui.theme.inc',
+    ],
+
+    // Generic container wrapper, to use instead of theme_container when an id
+    // is not desired.
+    'views_ui_container' => [
+      'variables' => ['children' => NULL, 'attributes' => []],
+      'file' => 'views_ui.theme.inc',
+    ],
+  ];
+}
+
+/**
+ * Implements hook_preprocess_HOOK() for views templates.
+ */
+function views_ui_preprocess_views_view(&$variables) {
+  $view = $variables['view'];
+
+  // Render title for the admin preview.
+  if (!empty($view->live_preview)) {
+    $variables['title'] = [
+      '#markup' => $view->getTitle()
+    ];
+  }
+
+  if (!empty($view->live_preview) && \Drupal::moduleHandler()->moduleExists('contextual')) {
+    $view->setShowAdminLinks(FALSE);
+    foreach (['title', 'header', 'exposed', 'rows', 'pager', 'more', 'footer', 'empty', 'attachment_after', 'attachment_before'] as $section) {
+      if (!empty($variables[$section])) {
+        $variables[$section] = [
+          '#theme' => 'views_ui_view_preview_section',
+          '#view' => $view,
+          '#section' => $section,
+          '#content' => $variables[$section],
+          '#theme_wrappers' => ['views_ui_container'],
+          '#attributes' => ['class' => ['contextual-region']],
+        ];
+      }
+    }
+  }
+}
+
+/**
+ * Implements hook_theme_suggestions_HOOK().
+ */
+function views_ui_theme_suggestions_views_ui_view_preview_section(array $variables) {
+  return ['views_ui_view_preview_section__' . $variables['section']];
+}
+
+/**
+ * Returns contextual links for each handler of a certain section.
+ *
+ * @TODO
+ *   Bring in relationships
+ *   Refactor this function to use much stuff of views_ui_edit_form_get_bucket.
+ *
+ * @param $title
+ *   Add a bolded title of this section.
+ */
+function views_ui_view_preview_section_handler_links(ViewExecutable $view, $type, $title = FALSE) {
+  $display = $view->display_handler->display;
+  $handlers = $view->display_handler->getHandlers($type);
+  $links = [];
+
+  $types = ViewExecutable::getHandlerTypes();
+  if ($title) {
+    $links[$type . '-title'] = [
+      'title' => $types[$type]['title'],
+    ];
+  }
+
+  foreach ($handlers as $id => $handler) {
+    $field_name = $handler->adminLabel(TRUE);
+    $links[$type . '-edit-' . $id] = [
+      'title' => t('Edit @section', ['@section' => $field_name]),
+      'url' => Url::fromRoute('views_ui.form_handler', ['js' => 'nojs', 'view' => $view->storage->id(), 'display_id' => $display['id'], 'type' => $type, 'id' => $id]),
+      'attributes' => ['class' => ['views-ajax-link']],
+    ];
+  }
+  $links[$type . '-add'] = [
+    'title' => t('Add new'),
+    'url' => Url::fromRoute('views_ui.form_add_handler', ['js' => 'nojs', 'view' => $view->storage->id(), 'display_id' => $display['id'], 'type' => $type]),
+    'attributes' => ['class' => ['views-ajax-link']],
+  ];
+
+  return $links;
+}
+
+/**
+ * Returns a link to editing a certain display setting.
+ */
+function views_ui_view_preview_section_display_category_links(ViewExecutable $view, $type, $title) {
+  $display = $view->display_handler->display;
+  $links = [
+    $type . '-edit' => [
+      'title' => t('Edit @section', ['@section' => $title]),
+      'url' => Url::fromRoute('views_ui.form_display', ['js' => 'nojs', 'view' => $view->storage->id(), 'display_id' => $display['id'], 'type' => $type]),
+      'attributes' => ['class' => ['views-ajax-link']],
+    ],
+  ];
+
+  return $links;
+}
+
+/**
+ * Returns all contextual links for the main content part of the view.
+ */
+function views_ui_view_preview_section_rows_links(ViewExecutable $view) {
+  $links = [];
+  $links = array_merge($links, views_ui_view_preview_section_handler_links($view, 'filter', TRUE));
+  $links = array_merge($links, views_ui_view_preview_section_handler_links($view, 'field', TRUE));
+  $links = array_merge($links, views_ui_view_preview_section_handler_links($view, 'sort', TRUE));
+  $links = array_merge($links, views_ui_view_preview_section_handler_links($view, 'argument', TRUE));
+  $links = array_merge($links, views_ui_view_preview_section_handler_links($view, 'relationship', TRUE));
+
+  return $links;
+}
+
+/**
+ * Implements hook_views_plugins_display_alter().
+ */
+function views_ui_views_plugins_display_alter(&$plugins) {
+  // Attach contextual links to each display plugin. The links will point to
+  // paths underneath "admin/structure/views/view/{$view->id()}" (i.e., paths
+  // for editing and performing other contextual actions on the view).
+  foreach ($plugins as &$display) {
+    $display['contextual links']['entity.view.edit_form'] = [
+      'route_name' => 'entity.view.edit_form',
+      'route_parameters_names' => ['view' => 'id'],
+    ];
+  }
+}
+
+/**
+ * Implements hook_contextual_links_view_alter().
+ */
+function views_ui_contextual_links_view_alter(&$element, $items) {
+  // Remove contextual links from being rendered, when so desired, such as
+  // within a View preview.
+  if (views_ui_contextual_links_suppress()) {
+    $element['#links'] = [];
+  }
+  // Append the display ID to the Views UI edit links, so that clicking on the
+  // contextual link takes you directly to the correct display tab on the edit
+  // screen.
+  elseif (!empty($element['#links']['entityviewedit-form'])) {
+    $display_id = $items['entity.view.edit_form']['metadata']['display_id'];
+    $route_parameters = $element['#links']['entityviewedit-form']['url']->getRouteParameters() + ['display_id' => $display_id];
+    $element['#links']['entityviewedit-form']['url'] = Url::fromRoute('entity.view.edit_display_form', $route_parameters);
+  }
+}
+
+/**
+ * Sets a static variable for controlling whether contextual links are rendered.
+ *
+ * @see views_ui_contextual_links_view_alter()
+ */
+function views_ui_contextual_links_suppress($set = NULL) {
+  $suppress = &drupal_static(__FUNCTION__);
+  if (isset($set)) {
+    $suppress = $set;
+  }
+  return $suppress;
+}
+
+/**
+ * Increments the views_ui_contextual_links_suppress() static variable.
+ *
+ * When this function is added to the #pre_render of an element, and
+ * 'views_ui_contextual_links_suppress_pop' is added to the #post_render of the
+ * same element, then all contextual links within the element and its
+ * descendants are suppressed from being rendered. This is used, for example,
+ * during a View preview, when it is not desired for nodes in the Views result
+ * to have contextual links.
+ *
+ * @see views_ui_contextual_links_suppress_pop()
+ */
+function views_ui_contextual_links_suppress_push() {
+  views_ui_contextual_links_suppress(((int) views_ui_contextual_links_suppress()) + 1);
+}
+
+/**
+ * Decrements the views_ui_contextual_links_suppress() static variable.
+ *
+ * @see views_ui_contextual_links_suppress_push()
+ */
+function views_ui_contextual_links_suppress_pop() {
+  views_ui_contextual_links_suppress(((int) views_ui_contextual_links_suppress()) - 1);
+}
+
+/**
+ * Implements hook_views_analyze().
+ *
+ * This is the basic views analysis that checks for very minimal problems.
+ * There are other analysis tools in core specific sections, such as
+ * node.views.inc as well.
+ */
+function views_ui_views_analyze(ViewExecutable $view) {
+  $ret = [];
+  // Check for something other than the default display:
+  if (count($view->displayHandlers) < 2) {
+    $ret[] = Analyzer::formatMessage(t('This view has only a default display and therefore will not be placed anywhere on your site; perhaps you want to add a page or a block display.'), 'warning');
+  }
+  // You can give a page display the same path as an alias existing in the
+  // system, so the alias will not work anymore. Report this to the user,
+  // because he probably wanted something else.
+  foreach ($view->displayHandlers as $display) {
+    if (empty($display)) {
+      continue;
+    }
+    if ($display->hasPath() && $path = $display->getOption('path')) {
+      $normal_path = \Drupal::service('path.alias_manager')->getPathByAlias($path);
+      if ($path != $normal_path) {
+        $ret[] = Analyzer::formatMessage(t('You have configured display %display with a path which is an path alias as well. This might lead to unwanted effects so better use an internal path.', ['%display' => $display->display['display_title']]), 'warning');
+      }
+    }
+  }
+
+  return $ret;
+}
+
+/**
+ * Truncate strings to a set length and provide a '...' if they truncated.
+ *
+ * This is often used in the UI to ensure long strings fit.
+ */
+function views_ui_truncate($string, $length) {
+  if (Unicode::strlen($string) > $length) {
+    $string = Unicode::substr($string, 0, $length);
+    $string .= '...';
+  }
+
+  return $string;
+}