diff modules/tracker/tracker.pages.inc @ 0:ff03f76ab3fe

initial version

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/modules/tracker/tracker.pages.inc	Wed Aug 21 18:51:11 2013 +0100
@@ -0,0 +1,129 @@
+<?php
+
+/**
+ * @file
+ * User page callbacks for tracker.module.
+ */
+
+
+/**
+ * Page callback: prints a listing of active nodes on the site.
+ *
+ * Queries the database for info, adds RDFa info if applicable, and generates
+ * the render array that will be used to render the page.
+ */
+function tracker_page($account = NULL, $set_title = FALSE) {
+  if ($account) {
+    $query = db_select('tracker_user', 't')->extend('PagerDefault');
+    $query->condition('t.uid', $account->uid);
+
+    if ($set_title) {
+      // When viewed from user/%user/track, display the name of the user
+      // as page title -- the tab title remains Track so this needs to be done
+      // here and not in the menu definition.
+      drupal_set_title(format_username($account));
+    }
+  }
+  else {
+    $query = db_select('tracker_node', 't', array('target' => 'slave'))->extend('PagerDefault');
+  }
+
+  // This array acts as a placeholder for the data selected later
+  // while keeping the correct order.
+  $nodes = $query
+    ->addTag('node_access')
+    ->fields('t', array('nid', 'changed'))
+    ->condition('t.published', 1)
+    ->orderBy('t.changed', 'DESC')
+    ->limit(25)
+    ->execute()
+    ->fetchAllAssoc('nid');
+
+  $rows = array();
+  if (!empty($nodes)) {
+    // Now, get the data and put into the placeholder array.
+    $result = db_query('SELECT n.nid, n.title, n.type, n.changed, n.uid, u.name, l.comment_count FROM {node} n INNER JOIN {node_comment_statistics} l ON n.nid = l.nid INNER JOIN {users} u ON n.uid = u.uid WHERE n.nid IN (:nids)', array(':nids' => array_keys($nodes)), array('target' => 'slave'));
+    foreach ($result as $node) {
+      $node->last_activity = $nodes[$node->nid]->changed;
+      $nodes[$node->nid] = $node;
+    }
+
+    // Display the data.
+    foreach ($nodes as $node) {
+      // Determine the number of comments.
+      $comments = 0;
+      if ($node->comment_count) {
+        $comments = $node->comment_count;
+
+        if ($new = comment_num_new($node->nid)) {
+          $comments .= '<br />';
+          $comments .= l(format_plural($new, '1 new', '@count new'), 'node/' . $node->nid, array('fragment' => 'new'));
+        }
+      }
+
+      $row = array(
+        'type' => check_plain(node_type_get_name($node->type)),
+        'title' => array('data' => l($node->title, 'node/' . $node->nid) . ' ' . theme('mark', array('type' => node_mark($node->nid, $node->changed)))),
+        'author' => array('data' => theme('username', array('account' => $node))),
+        'replies' => array('class' => array('replies'), 'data' => $comments),
+        'last updated' => array('data' => t('!time ago', array('!time' => format_interval(REQUEST_TIME - $node->last_activity)))),
+      );
+
+      // Adds extra RDFa markup to the $row array if the RDF module is enabled.
+      if (function_exists('rdf_mapping_load')) {
+        // Each node is not loaded for performance reasons, as a result we need
+        // to retrieve the RDF mapping for each node type.
+        $mapping = rdf_mapping_load('node', $node->type);
+        // Adds RDFa markup to the title of the node. Because the RDFa markup is
+        // added to the td tag which might contain HTML code, we specify an
+        // empty datatype to ensure the value of the title read by the RDFa
+        // parsers is a plain literal.
+        $row['title'] += rdf_rdfa_attributes($mapping['title']) + array('datatype' => '');
+        // Annotates the td tag containing the author of the node.
+        $row['author'] += rdf_rdfa_attributes($mapping['uid']);
+        // Annotates the td tag containing the number of replies. We add the
+        // content attribute to ensure that only the comment count is used as
+        // the value for 'num_replies'. Otherwise, other text such as a link
+        // to the number of new comments could be included in the 'num_replies'
+        // value.
+        $row['replies'] += rdf_rdfa_attributes($mapping['comment_count']);
+        $row['replies'] += array('content' => $node->comment_count);
+        // If the node has no comments, we assume the node itself was modified
+        // and apply 'changed' in addition to 'last_activity'.  If there are
+        // comments present, we cannot infer whether the node itself was
+        // modified or a comment was posted, so we use only 'last_activity'.
+        $mapping_last_activity = rdf_rdfa_attributes($mapping['last_activity'], $node->last_activity);
+        if ($node->comment_count == 0) {
+          $mapping_changed = rdf_rdfa_attributes($mapping['changed'], $node->last_activity);
+          $mapping_last_activity['property'] = array_merge($mapping_last_activity['property'], $mapping_changed['property']);
+        }
+        $row['last updated'] += $mapping_last_activity;
+
+        // We need to add the about attribute on the tr tag to specify which
+        // node the RDFa annotations above apply to. We move the content of
+        // $row to a 'data' sub array so we can specify attributes for the row.
+        $row = array('data' => $row);
+        $row['about'] = url('node/' . $node->nid);
+      }
+      $rows[] = $row;
+    }
+  }
+
+  $page['tracker'] = array(
+    '#rows' => $rows,
+    '#header' => array(t('Type'), t('Title'), t('Author'), t('Replies'), t('Last updated')),
+    '#theme' => 'table',
+    '#empty' => t('No content available.'),
+    '#attached' => array(
+      'css' => array(drupal_get_path('module', 'tracker') . '/tracker.css' => array()),
+    ),
+  );
+  $page['pager'] = array(
+    '#theme' => 'pager',
+    '#quantity' => 25,
+    '#weight' => 10,
+  );
+  $page['#sorted'] = TRUE;
+
+  return $page;
+}