Issue #1876904 by ekl1773, babruix, jhodgdon, kim.pepper, janip: Implement...

Issue #1876904 by ekl1773, babruix, jhodgdon, kim.pepper, janip: Implement hook_help() for views.module.

core/modules/views/views.module

@@ -19,6 +19,28 @@
 use Drupal\views\Views;
 use Drupal\field\FieldInstanceInterface;
 
+/**
+ * Implements hook_help().
+ */
+function views_help($path, $arg) {
+  switch($path) {
+    case 'admin/help#views':
+      $output = '';
+      $output .= '<h3>' . t('About') . '</h3>';
+      $output .= '<p>' . t('The Views module provides a back end to fetch information from content, user accounts, taxonomy terms, and other entities from the database and present it to the user as a grid, HTML list, table, unformatted list, etc. The resulting displays are known generally as <em>views</em>.') . '</p>';
+      $output .= '<p>' . t('For more information, see the <a href="!views">online documentation for the Views module</a>.', array('!views' => 'https://drupal.org/documentation/modules/views')) . '</p>';
+      $output .= '<p>' . t('In order to create and modify your own views using the administration and configuration user interface, you will need to enable either the Views UI module in core or a contributed module that provides a user interface for Views. See the <a href="!views-ui">Views UI module help page</a> for more information.', array('!views-ui' => \Drupal::url('help.page', array('name' => 'views_ui')))) . '</p>';
+      $output .= '<h3>' . t('Uses') . '</h3>';
+      $output .= '<dl>';
+      $output .= '<dt>' . t('Adding functionality to administrative pages') . '</dt>';
+      $output .= '<dd>' . t('The Views module adds functionality to some core administration pages. For example, <em>admin/content</em> uses Views to filter and sort content. With Views uninstalled, <em>admin/content</em> is more limited.') . '</dd>';
+      $output .= '<dt>' . t('Expanding Views functionality') . '</dt>';
+      $output .= '<dd>' . t('Contributed projects that support the Views module can be found in the <a href="!node">online documentation for Views-related contributed modules</a>.', array('!node' => 'https://drupal.org/documentation/modules/views/add-ons')) . '</dd>';
+      $output .= '</dl>';
+      return $output;
+  }
+}
+
 /**
  * Implements hook_element_info().
  */