commit 2d0e69d9be0380df4ca8712e0b3710c76fc356fa
Author: Jen Lampton <jen@jeneration.com>
Date:   Sun Mar 10 14:02:34 2013 -0700

    updated

diff --git a/core/modules/aggregator/aggregator.pages.inc b/core/modules/aggregator/aggregator.pages.inc
index 4310d79..2e313e7 100644
--- a/core/modules/aggregator/aggregator.pages.inc
+++ b/core/modules/aggregator/aggregator.pages.inc
@@ -312,22 +312,27 @@ function theme_aggregator_categorize_items($variables) {
 /**
  * Default theme implementation to present a linked feed item for summaries.
  *
+ * Default template: aggregator-summary-item.tpl.php
+ *
  * @param $variables
  *   An associative array containing:
  *   - item_link: Link to item.
  *   - item_age: Age of the item.
- *
- * @see template_preprocess()
- * @see template_preprocess_aggregator_summary_item()
  */
-function theme_aggregator_summary_item($variables) {
-  return $variables['item_url'] . ' ' . $variables['item_age'];
+function template_preprocess_aggregator_summary_item(&$variables) {
+  $variables['url'] = $variables['item_url'];
+  $variables['age'] = $variables['item_age'];
 }
 
 /**
- * Processes variables for aggregator-item.tpl.php.
+ * Processes variables for aggregator item templates.
  *
- * @see aggregator-item.tpl.php
+ * Default template: aggregator-item.tpl.php
+ *
+ * @param $variables
+ *   An associative array containing:
+ *   - aggregator_item: An individual feed item for display on the aggregator
+ *   page.
  */
 function template_preprocess_aggregator_item(&$variables) {
   $item = $variables['aggregator_item'];
@@ -537,31 +542,30 @@ function aggregator_page_opml($cid = NULL) {
  *
  * @ingroup themeable
  */
-function theme_aggregator_page_opml($variables) {
+function template_preprocess_aggregator_page_opml(&$variables) {
   $feeds = $variables['feeds'];
 
   drupal_add_http_header('Content-Type', 'text/xml; charset=utf-8');
 
-  $output  = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
-  $output .= "<opml version=\"1.1\">\n";
-  $output .= "<head>\n";
-  $output .= '<title>' . check_plain(config('system.site')->get('name')) . "</title>\n";
-  $output .= '<dateModified>' . gmdate(DATE_RFC2822, REQUEST_TIME) . "</dateModified>\n";
-  $output .= "</head>\n";
-  $output .= "<body>\n";
-  foreach ($feeds as $feed) {
-    $output .= '<outline text="' . check_plain($feed->title) . '" xmlUrl="' . check_url($feed->url) . "\" />\n";
-  }
-  $output .= "</body>\n";
-  $output .= "</opml>\n";
+  $variables['title'] = check_plain(config('system.site')->get('name'));
+  $variables['date'] = gmdate(DATE_RFC2822, REQUEST_TIME);
+  $variables['feeds'] = array();
 
-  print $output;
+  foreach ($feeds as $key => $feed) {
+    $variables['feeds'][$key]['title'] = check_plain($feed->title);
+    $variables['feeds'][$key]['url'] = check_url($feed->url);
+  }
 }
 
 /**
- * Processes variables for aggregator-summary-items.tpl.php.
+ * Processes variables for aggregator summary templates.
+ *
+ * Default template: aggregator-summary-items.tpl.php
  *
- * @see aggregator-summary-items.tpl.php
+ * @param array $variables
+ *   An associative array containing:
+ *   - source: Information about the feed source.
+ *   - summary_items: An array of feed items.
  */
 function template_preprocess_aggregator_summary_items(&$variables) {
   $variables['title'] = check_plain($variables['source'] instanceof EntityInterface ? $variables['source']->label() : $variables['source']->title);
@@ -577,9 +581,13 @@ function template_preprocess_aggregator_summary_items(&$variables) {
 }
 
 /**
- * Processes variables for aggregator-summary-item.tpl.php.
+ * Processes variables for aggregator summary item templates.
+ *
+ * Default implementation: aggregator-summary-item.tpl.php
  *
- * @see aggregator-summary-item.tpl.php
+ * @param array $variables
+ *   An associative array containing:
+ *   - aggregator_item: A feed item.
  */
 function template_preprocess_aggregator_summary_item(&$variables) {
   $item = $variables['aggregator_item'];
@@ -600,9 +608,13 @@ function template_preprocess_aggregator_summary_item(&$variables) {
 }
 
 /**
- * Processes variables for aggregator-feed-source.tpl.php.
+ * Processes variables for aggregator feed source templates.
+ *
+ * Default template: aggregator-feed-source.tpl.php
  *
- * @see aggregator-feed-source.tpl.php
+ * @param array $variables
+ *   An associative array containing:
+ *   - aggregator_feed: Information about the feed source.
  */
 function template_preprocess_aggregator_feed_source(&$variables) {
   $feed = $variables['aggregator_feed'];
diff --git a/core/modules/aggregator/templates/aggregator-feed-source.html.twig b/core/modules/aggregator/templates/aggregator-feed-source.html.twig
index 12b2e2d..653cd4d 100644
--- a/core/modules/aggregator/templates/aggregator-feed-source.html.twig
+++ b/core/modules/aggregator/templates/aggregator-feed-source.html.twig
@@ -8,7 +8,7 @@
  *
  * Available variables:
  * - source_icon: Feed icon linked to the source. Rendered through
- *   theme_feed_icon().
+ *   feed-icon.html.twig.
  * - source_image: Image set by the feed source.
  * - source_description: Description set by the feed source.
  * - source_url: URL to the feed source.
@@ -16,7 +16,6 @@
  *
  * @see template_preprocess()
  * @see template_preprocess_aggregator_feed_source()
- * @see theme_feed_icon()
  *
  * @ingroup themeable
  */
@@ -28,9 +27,9 @@
     {{ source_description }}
   </div>
   <div class="feed-url">
-    <em>{{ 'URL' | t }}:</em> <a href="{{ source_url }}">{{ source_url }}</a>
+    <em>{{ 'URL'|t }}:</em> <a href="{{ source_url }}">{{ source_url }}</a>
   </div>
   <div class="feed-updated">
-    <em>{{ 'Updated' | t }}:</em>
+    <em>{{ 'Updated'|t }}:</em>
   </div>
 </div>
diff --git a/core/modules/aggregator/templates/aggregator-item.html.twig b/core/modules/aggregator/templates/aggregator-item.html.twig
index 6751bf9..49ba80f 100644
--- a/core/modules/aggregator/templates/aggregator-item.html.twig
+++ b/core/modules/aggregator/templates/aggregator-item.html.twig
@@ -19,7 +19,6 @@
  */
 #}
 <div class="feed-item">
-
   <h3 class="feed-item-title">
     <a href="{{ feed_url }}">{{ feed_title }}</a>
   </h3>
@@ -39,8 +38,7 @@
 
   {% if categories %}
     <div class="feed-item-categories">
-      {{ 'Categories' | t }}: {{ categories|join(', ') }}
+      {{ 'Categories'|t }}: {{ categories|join(', ') }}
     </div>
   {% endif %}
-
 </div>
diff --git a/core/modules/aggregator/templates/aggregator-page-opml.html.twig b/core/modules/aggregator/templates/aggregator-page-opml.html.twig
new file mode 100644
index 0000000..b72d0d7
--- /dev/null
+++ b/core/modules/aggregator/templates/aggregator-page-opml.html.twig
@@ -0,0 +1,30 @@
+{#
+/**
+ * @file
+ * Default theme implementation to present @todo.
+ *
+ * Available variables:
+ * - title: @todo
+ * - date: @todo
+ * - feeds: @todo
+ *   - feed.title: @todo
+ *   - feed.url: @todo
+ *
+ * @see template_preprocess()
+ * @see template_preprocess_aggregator_page_opml()
+ *
+ * @ingroup themeable
+ */
+#}
+<?xml version=\"1.0\" encoding=\"utf-8\"?>
+<opml version=\"1.1\">
+  <head>
+    <title>{{ title }}</title>
+    <dateModified>{{ date }}</dateModified>
+  </head>
+<body>
+  {% for feed in feeds %}
+  <outline text="{{ feed.title }}" xmlUrl="{{ feed.url }}" />
+  {% endfor %}
+</body>
+</opml>
diff --git a/core/modules/aggregator/templates/aggregator-summary-item.html.twig b/core/modules/aggregator/templates/aggregator-summary-item.html.twig
new file mode 100644
index 0000000..340a1d9
--- /dev/null
+++ b/core/modules/aggregator/templates/aggregator-summary-item.html.twig
@@ -0,0 +1,16 @@
+{#
+/**
+ * @file
+ * Default theme implementation for a single feed in a list of feed items.
+ *
+ * Available variables:
+ * - link: Link to item.
+ * - age: Age of the item.
+ *
+ * @see template_preprocess()
+ * @see template_preprocess_aggregator_summary_item()
+ *
+ * @ingroup themeable
+ */
+#}
+{{ url }} {{ age }}
\ No newline at end of file
diff --git a/core/modules/aggregator/templates/aggregator-summary-items.html.twig b/core/modules/aggregator/templates/aggregator-summary-items.html.twig
index 077b017..96462bd 100644
--- a/core/modules/aggregator/templates/aggregator-summary-items.html.twig
+++ b/core/modules/aggregator/templates/aggregator-summary-items.html.twig
@@ -7,8 +7,8 @@
  *
  * Available variables:
  * - title: Title of the feed or category.
- * - summary_list: Unordered list of linked feed items generated through
- *   theme_item_list().
+ * - summary_list: Unordered list of linked feed items generated with
+ *   item-list.html.teig.
  * - source_url: URL to the local source or category.
  *
  * @see template_preprocess()
@@ -20,5 +20,5 @@
 <h3>{{ title }}</h3>
 {{ summary_list }}
 <div class="links">
-  <a href="{{ source_url }}">{{ 'More' | t }}</a>
+  <a href="{{ source_url }}">{{ 'More'|t }}</a>
 </div>
diff --git a/core/modules/aggregator/templates/aggregator-wrapper.html.twig b/core/modules/aggregator/templates/aggregator-wrapper.html.twig
index 184d106..81d9a68 100644
--- a/core/modules/aggregator/templates/aggregator-wrapper.html.twig
+++ b/core/modules/aggregator/templates/aggregator-wrapper.html.twig
@@ -5,11 +5,10 @@
  *
  * Available variables:
  * - content: All aggregator content.
- * - page: Pager links rendered through theme_pager().
+ * - page: Pager links rendered with pager.html.twig.
  *
  * @see template_preprocess()
  * @see template_preprocess_aggregator_wrapper()
- * @see theme_pager()
  *
  * @ingroup themeable
  */