cms/drupal/modules/dashboard/dashboard.module
changeset 541 e756a8c72c3d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cms/drupal/modules/dashboard/dashboard.module	Fri Sep 08 12:04:06 2017 +0200
@@ -0,0 +1,681 @@
+<?php
+/**
+ * @file
+ * Provides a dashboard page in the administrative interface.
+ */
+
+/**
+ * Implements hook_help().
+ */
+function dashboard_help($path, $arg) {
+  switch ($path) {
+    case 'admin/help#dashboard':
+      $output = '';
+      $output .= '<h3>' . t('About') . '</h3>';
+      $output .= '<p>' . t('The Dashboard module provides a <a href="@dashboard">Dashboard page</a> in the administrative interface for organizing administrative tasks and navigation, and tracking information within your site. The Dashboard page contains blocks, which you can add to and arrange using the drag-and-drop interface that appears when you click on the <em>Customize dashboard</em> link. Within this interface, blocks that are not primarily used for site administration do not appear by default, but can be added via the <em>Add other blocks</em> link. For more information, see the online handbook entry for <a href="@handbook">Dashboard module</a>.', array('@handbook' => 'http://drupal.org/documentation/modules/dashboard', '@dashboard' => url('admin/dashboard'))) . '</p>';
+      $output .= '<h3>' . t('Uses') . '</h3>';
+      $output .= '<dl>';
+      $output .= '<dt>' . t('Tracking user activity') . '</dt>';
+      $output .= '<dd>' . t("By enabling blocks such as <em>Who's online</em> and <em>Who's new</em>, site users can track who is logged in and new user signups at a centralized location.") . '</dd>';
+      $output .= '<dt>' . t('Tracking content activity') . '</dt>';
+      $output .= '<dd>' . t('By enabling blocks such as <em>Recent blog posts</em>, <em>New forum topics</em> and <em>Recent comments</em>, site users can view newly added site content at a glance.') . '</dd>';
+      $output .= '</dl>';
+      return $output;
+
+    case 'admin/dashboard/configure':
+      // @todo This assumes the current page is being displayed using the same
+      //   theme that the dashboard is displayed in.
+      $output = '<p>' . t('Rearrange blocks for display on the <a href="@dashboard-url">Dashboard page</a>. Blocks placed in the <em>Dashboard (inactive)</em> region are not displayed when viewing the Dashboard page, but are available within its <em>Customize dashboard</em> interface. Removing a block from active dashboard display makes it available on the main <a href="@blocks-url">blocks administration page</a>.', array('@dashboard-url' => url('admin/dashboard'), '@blocks-url' => url("admin/structure/block/list/{$GLOBALS['theme_key']}"))) . '</p>';
+      return $output;
+  }
+}
+
+/**
+ * Implements hook_menu().
+ */
+function dashboard_menu() {
+  $items['admin/dashboard'] = array(
+    'title' => 'Dashboard',
+    'description' => 'View and customize your dashboard.',
+    'page callback' => 'dashboard_admin',
+    'access arguments' => array('access dashboard'),
+    // Make this appear first, so for example, in admin menus, it shows up on
+    // the top corner of the window as a convenient "home link".
+    'weight' => -15,
+  );
+  $items['admin/dashboard/configure'] = array(
+    'title' => 'Configure available dashboard blocks',
+    'description' => 'Configure which blocks can be shown on the dashboard.',
+    'page callback' => 'dashboard_admin_blocks',
+    'access arguments' => array('administer blocks'),
+    'type' => MENU_VISIBLE_IN_BREADCRUMB,
+  );
+  $items['admin/dashboard/customize'] = array(
+    'title' => 'Customize dashboard',
+    'description' => 'Customize your dashboard.',
+    'page callback' => 'dashboard_admin',
+    'page arguments' => array(TRUE),
+    'access arguments' => array('access dashboard'),
+    'type' => MENU_VISIBLE_IN_BREADCRUMB,
+  );
+  $items['admin/dashboard/drawer'] = array(
+    'page callback' => 'dashboard_show_disabled',
+    'access arguments' => array('administer blocks'),
+    'type' => MENU_CALLBACK,
+  );
+  $items['admin/dashboard/block-content/%/%'] = array(
+    'page callback' => 'dashboard_show_block_content',
+    'page arguments' => array(3, 4),
+    'access arguments' => array('administer blocks'),
+    'type' => MENU_CALLBACK,
+  );
+  $items['admin/dashboard/update'] = array(
+    'page callback' => 'dashboard_update',
+    'access arguments' => array('administer blocks'),
+    'type' => MENU_CALLBACK,
+  );
+
+  return $items;
+}
+
+/**
+ * Implements hook_permission().
+ */
+function dashboard_permission() {
+  return array(
+    'access dashboard' => array(
+      'title' => t('View the administrative dashboard'),
+      // Note: We translate the 'Administer blocks' permission string here with
+      // a separate t() call, to make sure it gets the same translation as when
+      // it's in block_permission().
+      'description' => t('Customizing the dashboard requires the !permission-name permission.', array(
+        '!permission-name' => l(t('Administer blocks'), 'admin/people/permissions', array('fragment' => 'module-block')),
+      )),
+    ),
+  );
+}
+
+/**
+ * Implements hook_block_info_alter().
+ */
+function dashboard_block_info_alter(&$blocks, $theme, $code_blocks) {
+  $admin_theme = variable_get('admin_theme');
+  if (($admin_theme && $theme == $admin_theme) || (!$admin_theme && $theme == variable_get('theme_default', 'bartik'))) {
+    foreach ($blocks as $module => &$module_blocks) {
+      foreach ($module_blocks as $delta => &$block) {
+        // Make administrative blocks that are not already in use elsewhere
+        // available for the dashboard.
+        if (empty($block['status']) && (empty($block['region']) || $block['region'] == BLOCK_REGION_NONE) && !empty($code_blocks[$module][$delta]['properties']['administrative'])) {
+          $block['status'] = 1;
+          $block['region'] = 'dashboard_inactive';
+        }
+      }
+    }
+  }
+}
+
+/**
+ * Implements hook_block_list_alter().
+ *
+ * Skip rendering dashboard blocks when not on the dashboard page itself. This
+ * prevents expensive dashboard blocks from causing performance issues on pages
+ * where they will never be displayed.
+ */
+function dashboard_block_list_alter(&$blocks) {
+  if (!dashboard_is_visible()) {
+    foreach ($blocks as $key => $block) {
+      if (in_array($block->region, dashboard_regions())) {
+        unset($blocks[$key]);
+      }
+    }
+  }
+}
+
+/**
+ * Implements hook_page_build().
+ *
+ * Display dashboard blocks in the main content region.
+ */
+function dashboard_page_build(&$page) {
+  global $theme_key;
+
+  if (dashboard_is_visible()) {
+    $block_info = array();
+
+    // Create a wrapper for the dashboard itself, then insert each dashboard
+    // region into it.
+    $page['content']['dashboard'] = array('#theme_wrappers' => array('dashboard'));
+    foreach (dashboard_regions() as $region) {
+      // Do not show dashboard blocks that are disabled.
+      if ($region == 'dashboard_inactive') {
+        continue;
+      }
+      // Insert regions even when they are empty, so that they will be
+      // displayed when the dashboard is being configured.
+      $page['content']['dashboard'][$region] = !empty($page[$region]) ? $page[$region] : array();
+      $page['content']['dashboard'][$region]['#dashboard_region'] = $region;
+      // Allow each dashboard region to be themed differently, or fall back on
+      // the generic theme wrapper function for dashboard regions.
+      $page['content']['dashboard'][$region]['#theme_wrappers'][] = array($region, 'dashboard_region');
+      unset($page[$region]);
+      $blocks_found = array();
+      foreach ($page['content']['dashboard'][$region] as $item) {
+        if (isset($item['#theme_wrappers']) && is_array($item['#theme_wrappers']) && in_array('block', $item['#theme_wrappers'])) {
+          // If this item is a block, ensure it has a subject.
+          if (empty($item['#block']->subject)) {
+            // Locally cache info data for the object for all blocks, in case
+            // we find a block similarly missing title from the same module.
+            if (!isset($block_info[$item['#block']->module])) {
+              $block_info[$item['#block']->module] = module_invoke($item['#block']->module, 'block_info');
+            }
+            $item['#block']->subject = $block_info[$item['#block']->module][$item['#block']->delta]['info'];
+          }
+          $blocks_found[$item['#block']->module . '_' . $item['#block']->delta] = TRUE;
+        }
+      }
+
+      // Find blocks which were not yet displayed on the page (were empty), and
+      // add placeholder items in their place for rendering.
+      $block_list = db_select('block')
+        ->condition('theme', $theme_key)
+        ->condition('status', 1)
+        ->condition('region', $region)
+        ->fields('block')
+        ->execute();
+      foreach ($block_list as $block) {
+        if (!isset($blocks_found[$block->module . '_' . $block->delta])) {
+          $block->enabled = $block->page_match = TRUE;
+          $block->content = array('#markup' => '<div class="dashboard-block-empty">(empty)</div>');
+          if (!isset($block_info[$block->module])) {
+            $block_info[$block->module] = module_invoke($block->module, 'block_info');
+          }
+          $block->subject = t('@title', array('@title' => $block_info[$block->module][$block->delta]['info']));
+          $block_render = array($block->module . '_' . $block->delta => $block);
+          $build = _block_get_renderable_array($block_render);
+          $page['content']['dashboard'][$block->region][] = $build;
+        }
+      }
+    }
+  }
+}
+
+/**
+ * Implements hook_system_info_alter().
+ *
+ * Add regions to each theme to store the dashboard blocks.
+ */
+function dashboard_system_info_alter(&$info, $file, $type) {
+  if ($type == 'theme') {
+    // Add the dashboard regions (the "inactive" region should always appear
+    // last in the list, for usability reasons).
+    $dashboard_regions = dashboard_region_descriptions();
+    if (isset($dashboard_regions['dashboard_inactive'])) {
+      $inactive_region = $dashboard_regions['dashboard_inactive'];
+      unset($dashboard_regions['dashboard_inactive']);
+      $dashboard_regions['dashboard_inactive'] = $inactive_region;
+    }
+    $info['regions'] += $dashboard_regions;
+    // Indicate that these regions are intended to be displayed whenever the
+    // dashboard is displayed in an overlay. This information is provided for
+    // any module that might need to use it, not just the core Overlay module.
+    $info['overlay_regions'] = !empty($info['overlay_regions']) ? array_merge($info['overlay_regions'], dashboard_regions()) : dashboard_regions();
+  }
+}
+
+/**
+ * Implements hook_theme().
+ */
+function dashboard_theme() {
+  return array(
+    'dashboard' => array(
+      'render element' => 'element',
+    ),
+    'dashboard_admin' => array(
+      'render element' => 'element',
+    ),
+    'dashboard_region' => array(
+      'render element' => 'element',
+    ),
+    'dashboard_disabled_blocks' => array(
+      'variables' => array('blocks' => NULL),
+    ),
+    'dashboard_disabled_block' => array(
+      'variables' => array('block' => NULL),
+    ),
+    'dashboard_admin_display_form' => array(
+      // When building the form for configuring dashboard blocks, reuse the
+      // Block module's template for the main block configuration form.
+      'template' => 'block-admin-display-form',
+      'path' => drupal_get_path('module', 'block'),
+      'file' => 'block.admin.inc',
+      'render element' => 'form',
+    ),
+  );
+}
+
+/**
+ * Implements hook_forms().
+ */
+function dashboard_forms() {
+  // Reroute the dashboard configuration form to the main blocks administration
+  // form. This allows us to distinguish them by form ID in hook_form_alter().
+  $forms['dashboard_admin_display_form'] = array(
+    'callback' => 'block_admin_display_form',
+  );
+
+  return $forms;
+}
+
+/**
+ * Page callback: Displays the dashboard.
+ *
+ * @param $launch_customize
+ *   Whether to launch in customization mode right away. TRUE or FALSE.
+ */
+function dashboard_admin($launch_customize = FALSE) {
+  $js_settings = array(
+    'dashboard' => array(
+      'drawer' => url('admin/dashboard/drawer'),
+      'blockContent' => url('admin/dashboard/block-content'),
+      'updatePath' => url('admin/dashboard/update'),
+      'formToken' => drupal_get_token('dashboard-update'),
+      'launchCustomize' => $launch_customize,
+      'dashboard' => url('admin/dashboard'),
+      'emptyBlockText' => t('(empty)'),
+      'emptyRegionTextInactive' => t('This dashboard region is empty. Click <em>Customize dashboard</em> to add blocks to it.'),
+      'emptyRegionTextActive' => t('DRAG HERE'),
+    ),
+  );
+  $build = array(
+    '#theme' => 'dashboard_admin',
+    '#message' => t('To customize the dashboard page, move blocks to the dashboard regions on the <a href="@dashboard">Dashboard administration page</a>, or enable JavaScript on this page to use the drag-and-drop interface.', array('@dashboard' => url('admin/dashboard/configure'))),
+    '#access' => user_access('administer blocks'),
+    '#attached' => array(
+      'js' => array(
+        drupal_get_path('module', 'dashboard') . '/dashboard.js',
+        array('data' => $js_settings, 'type' => 'setting'),
+      ),
+      'library' => array(array('system', 'ui.sortable')),
+    ),
+  );
+  return $build;
+}
+
+/**
+ * Page callback: Builds the page for administering dashboard blocks.
+ *
+ * This page reuses the Block module's administration form but limits editing
+ * to blocks that are available to appear on the dashboard.
+ *
+ * @see block_admin_display()
+ * @see block_admin_display_form()
+ * @see dashboard_form_dashboard_admin_display_form_alter()
+ * @see template_preprocess_dashboard_admin_display_form()
+ */
+function dashboard_admin_blocks() {
+  global $theme_key;
+  drupal_theme_initialize();
+  module_load_include('inc', 'block', 'block.admin');
+
+  // Prepare the blocks for the current theme, and remove those that are
+  // currently displayed in non-dashboard regions.
+  // @todo This assumes the current page is being displayed using the same
+  //   theme that the dashboard is displayed in.
+  $blocks = block_admin_display_prepare_blocks($theme_key);
+  $dashboard_regions = dashboard_region_descriptions();
+  $regions_to_remove = array_diff_key(system_region_list($theme_key, REGIONS_VISIBLE), $dashboard_regions);
+  foreach ($blocks as $id => $block) {
+    if (isset($regions_to_remove[$block['region']])) {
+      unset($blocks[$id]);
+    }
+  }
+
+  // Pass in the above blocks and dashboard regions to the form, so that only
+  // dashboard-related regions will be displayed.
+  return drupal_get_form('dashboard_admin_display_form', $blocks, $theme_key, $dashboard_regions);
+}
+
+/**
+ * Implements hook_form_FORM_ID_alter().
+ */
+function dashboard_form_block_admin_display_form_alter(&$form, &$form_state, $form_id) {
+  // Hide dashboard regions (and any blocks placed within them) from the block
+  // administration form and from the options list on that form. This
+  // function is called for both the dashboard block configuration form and the
+  // standard block configuration form so that both forms can share the same
+  // constructor. As a result the form_id must be checked.
+  if ($form_id != 'dashboard_admin_display_form') {
+    $dashboard_regions = dashboard_region_descriptions();
+    $form['block_regions']['#value'] = array_diff_key($form['block_regions']['#value'], $dashboard_regions);
+    foreach (element_children($form['blocks']) as $i) {
+      $block = &$form['blocks'][$i];
+      if (isset($block['region']['#default_value']) && isset($dashboard_regions[$block['region']['#default_value']]) && $block['region']['#default_value'] != 'dashboard_inactive') {
+        $block['#access'] = FALSE;
+      }
+      elseif (isset($block['region']['#options'])) {
+        $block['region']['#options'] = array_diff_key($block['region']['#options'], $dashboard_regions);
+      }
+      // Show inactive dashboard blocks as disabled on the main block
+      // administration form, so that they are available to place in other
+      // regions of the theme. Note that when the form is submitted, any such
+      // blocks which still remain disabled will immediately be put back in the
+      // 'dashboard_inactive' region, because dashboard_block_info_alter() is
+      // called when the blocks are rehashed. Fortunately, this is the exact
+      // behavior we want.
+      if ($block['region']['#default_value'] == 'dashboard_inactive') {
+        // @todo These do not wind up in correct alphabetical order.
+        $block['region']['#default_value'] = NULL;
+      }
+    }
+  }
+}
+
+/**
+ * Implements hook_form_FORM_ID_alter().
+ */
+function dashboard_form_dashboard_admin_display_form_alter(&$form, &$form_state) {
+  // Redirect the 'configure' and 'delete' links on each block back to the
+  // dashboard blocks administration page.
+  foreach ($form['blocks'] as &$block) {
+    if (isset($block['configure']['#href'])) {
+      $block['configure']['#options']['query']['destination'] = 'admin/dashboard/configure';
+    }
+    if (isset($block['delete']['#href'])) {
+      $block['delete']['#options']['query']['destination'] = 'admin/dashboard/configure';
+    }
+  }
+}
+
+/**
+ * Implements hook_form_FORM_ID_alter().
+ */
+function dashboard_form_block_admin_configure_alter(&$form, &$form_state) {
+  global $theme_key;
+  drupal_theme_initialize();
+  // Hide the dashboard regions from the region select list on the block
+  // configuration form, for all themes except the current theme (since the
+  // other themes do not display the dashboard).
+  // @todo This assumes the current page is being displayed using the same
+  //   theme that the dashboard is displayed in.
+  $dashboard_regions = dashboard_region_descriptions();
+  foreach (element_children($form['regions']) as $region_name) {
+    $region = &$form['regions'][$region_name];
+    if ($region_name != $theme_key && isset($region['#options'])) {
+      $region['#options'] = array_diff_key($region['#options'], $dashboard_regions);
+    }
+  }
+}
+
+/**
+ * Implements hook_form_FORM_ID_alter().
+ */
+function dashboard_form_block_add_block_form_alter(&$form, &$form_state) {
+  dashboard_form_block_admin_configure_alter($form, $form_state);
+}
+
+/**
+ * Preprocesses variables for block-admin-display-form.tpl.php.
+ */
+function template_preprocess_dashboard_admin_display_form(&$variables) {
+  template_preprocess_block_admin_display_form($variables);
+  if (isset($variables['block_regions'][BLOCK_REGION_NONE])) {
+    $variables['block_regions'][BLOCK_REGION_NONE] = t('Other blocks');
+  }
+}
+
+/**
+ * Determines if the dashboard should be displayed on the current page.
+ *
+ * This function checks if the user is currently viewing the dashboard and has
+ * access to see it. It is used by other functions in the dashboard module to
+ * decide whether or not the dashboard content should be displayed to the
+ * current user.
+ *
+ * Although the menu system normally handles the above tasks, it only does so
+ * for the main page content. However, the dashboard is not part of the main
+ * page content, but rather is displayed in special regions of the page (so it
+ * can interface with the Block module's method of managing page regions). We
+ * therefore need to maintain this separate function to check the menu item for
+ * us.
+ *
+ * @return
+ *   TRUE if the dashboard should be visible on the current page, FALSE
+ *   otherwise.
+ *
+ * @see dashboard_block_list_alter()
+ * @see dashboard_page_build()
+ */
+function dashboard_is_visible() {
+  static $is_visible;
+  if (!isset($is_visible)) {
+    // If the current menu item represents the page on which we want to display
+    // the dashboard, and if the current user has access to see it, return
+    // TRUE.
+    $menu_item = menu_get_item();
+    $is_visible = isset($menu_item['page_callback']) && $menu_item['page_callback'] == 'dashboard_admin' && !empty($menu_item['access']);
+  }
+  return $is_visible;
+}
+
+/**
+ * Returns an array of dashboard region descriptions, keyed by region name.
+ */
+function dashboard_region_descriptions() {
+  $regions = module_invoke_all('dashboard_regions');
+  drupal_alter('dashboard_regions', $regions);
+  return $regions;
+}
+
+/**
+ * Returns an array of dashboard region names.
+ */
+function dashboard_regions() {
+  $regions = &drupal_static(__FUNCTION__);
+  if (!isset($regions)) {
+    $regions = array_keys(dashboard_region_descriptions());
+  }
+  return $regions;
+}
+
+/**
+ * Implements hook_dashboard_regions().
+ */
+function dashboard_dashboard_regions() {
+  return array(
+    'dashboard_main' => 'Dashboard (main)',
+    'dashboard_sidebar' => 'Dashboard (sidebar)',
+    'dashboard_inactive' => 'Dashboard (inactive)',
+  );
+}
+
+/**
+ * Ajax callback: Shows disabled blocks in the dashboard customization mode.
+ */
+function dashboard_show_disabled() {
+  global $theme_key;
+
+  // Blocks are not necessarily initialized at this point.
+  $blocks = _block_rehash();
+
+  // Limit the list to blocks that are marked as disabled for the dashboard.
+  foreach ($blocks as $key => $block) {
+    if ($block['theme'] != $theme_key || $block['region'] != 'dashboard_inactive') {
+      unset($blocks[$key]);
+    }
+  }
+
+  // Theme the output and end the page request.
+  print theme('dashboard_disabled_blocks', array('blocks' => $blocks));
+  drupal_exit();
+}
+
+/**
+ * Ajax callback: Displays the rendered contents of a specific block.
+ *
+ * @param $module
+ *   The block's module name.
+ * @param $delta
+ *   The block's delta.
+ */
+function dashboard_show_block_content($module, $delta) {
+  drupal_theme_initialize();
+  global $theme_key;
+
+  $blocks = array();
+  $block_object = db_query("SELECT * FROM {block} WHERE theme = :theme AND module = :module AND delta = :delta", array(
+    ":theme" => $theme_key,
+    ":module" => $module,
+    ":delta" => $delta,
+    ))
+    ->fetchObject();
+  $block_object->enabled = $block_object->page_match = TRUE;
+  $blocks[$module . "_" . $delta] = $block_object;
+  $block_content = _block_render_blocks($blocks);
+  $build = _block_get_renderable_array($block_content);
+  $rendered_block = drupal_render($build);
+  print $rendered_block;
+  drupal_exit();
+}
+
+/**
+ * Sets the new weight of each region according to the drag-and-drop order.
+ */
+function dashboard_update() {
+  drupal_theme_initialize();
+  global $theme_key;
+  // Check the form token to make sure we have a valid request.
+  if (!empty($_REQUEST['form_token']) && drupal_valid_token($_REQUEST['form_token'], 'dashboard-update')) {
+    parse_str($_REQUEST['regions'], $regions);
+    foreach ($regions as $region_name => $blocks) {
+      if ($region_name == 'disabled_blocks') {
+        $region_name = 'dashboard_inactive';
+      }
+      foreach ($blocks as $weight => $block_string) {
+        // Parse the query string to determine the block's module and delta.
+        preg_match('/block-([^-]+)-(.+)/', $block_string, $matches);
+        $block = new stdClass();
+        $block->module = $matches[1];
+        $block->delta = $matches[2];
+
+        $block->region = $region_name;
+        $block->weight = $weight;
+        $block->status = 1;
+
+        db_merge('block')
+          ->key(array(
+            'module' => $block->module,
+            'delta' => $block->delta,
+            'theme' => $theme_key,
+          ))
+          ->fields(array(
+            'status' => $block->status,
+            'weight' => $block->weight,
+            'region' => $block->region,
+            'pages' => '',
+          ))
+          ->execute();
+      }
+    }
+    drupal_set_message(t('The configuration options have been saved.'), 'status', FALSE);
+  }
+  drupal_exit();
+}
+
+/**
+ * Returns HTML for the entire dashboard.
+ *
+ * @param $variables
+ *   An associative array containing:
+ *   - element: A render element containing the properties of the dashboard
+ *     region element, #dashboard_region and #children.
+ *
+ * @ingroup themeable
+ */
+function theme_dashboard($variables) {
+  extract($variables);
+  drupal_add_css(drupal_get_path('module', 'dashboard') . '/dashboard.css');
+  return '<div id="dashboard" class="clearfix">' . $element['#children'] . '</div>';
+}
+
+/**
+ * Returns HTML for the non-customizable part of the dashboard page.
+ *
+ * @param $variables
+ *   An associative array containing:
+ *   - element: A render element containing a #message.
+ *
+ * @ingroup themeable
+ */
+function theme_dashboard_admin($variables) {
+  // We only return a simple help message, since the actual content of the page
+  // will be populated via the dashboard regions in dashboard_page_build().
+  return '<div class="customize-dashboard js-hide">' . $variables['element']['#message'] . '</div>';
+}
+
+/**
+ * Returns HTML for a generic dashboard region.
+ *
+ * @param $variables
+ *   An associative array containing:
+ *   - element: A render element containing the properties of the dashboard
+ *     region element, #dashboard_region and #children.
+ *
+ * @ingroup themeable
+ */
+function theme_dashboard_region($variables) {
+  extract($variables);
+  $output = '<div id="' . $element['#dashboard_region'] . '" class="dashboard-region">';
+  $output .= '<div class="region clearfix">';
+  $output .= $element['#children'];
+  // Closing div.region
+  $output .= '</div>';
+  // Closing div.dashboard-region
+  $output .= '</div>';
+  return $output;
+}
+
+/**
+ * Returns HTML for disabled blocks, for use in dashboard customization mode.
+ *
+ * @param $variables
+ *   An associative array containing:
+ *   - blocks: An array of block objects from _block_rehash().
+ *
+ * @ingroup themeable
+ */
+function theme_dashboard_disabled_blocks($variables) {
+  extract($variables);
+  $output = '<div class="canvas-content"><p>' . t('Drag and drop these blocks to the columns below. Changes are automatically saved. More options are available on the <a href="@dashboard-url">configuration page</a>.', array('@dashboard-url' => url('admin/dashboard/configure'))) . '</p>';
+  $output .= '<div id="disabled-blocks"><div class="region disabled-blocks clearfix">';
+  foreach ($blocks as $block) {
+    $output .= theme('dashboard_disabled_block', array('block' => $block));
+  }
+  $output .= '<div class="clearfix"></div>';
+  $output .= '<p class="dashboard-add-other-blocks">' . l(t('Add other blocks'), 'admin/dashboard/configure') . '</p>';
+  $output .= '</div></div></div>';
+  return $output;
+}
+
+/**
+ * Returns HTML for disabled blocks, for use in dashboard customization mode.
+ *
+ * @param $variables
+ *   An associative array containing:
+ *   - block: A block object from _block_rehash().
+ *
+ * @ingroup themeable
+ */
+function theme_dashboard_disabled_block($variables) {
+  extract($variables);
+  $output = "";
+  if (isset($block)) {
+    $output .= '<div id="block-' . $block['module'] . '-' . $block['delta']
+    . '" class="disabled-block block block-' . $block['module'] . '-' . $block['delta']
+    . ' module-' . $block['module'] . ' delta-' . $block['delta'] . '">'
+    . '<h2>' . (!empty($block['title']) && $block['title'] != '<none>' ? check_plain($block['title']) : check_plain($block['info'])) . '</h2>'
+    . '<div class="content"></div>'
+    . '</div>';
+  }
+  return $output;
+}
+