cms/drupal/modules/tracker/tracker.pages.inc
changeset 541 e756a8c72c3d
equal deleted inserted replaced
540:07239de796bb 541:e756a8c72c3d
       
     1 <?php
       
     2 
       
     3 /**
       
     4  * @file
       
     5  * User page callbacks for tracker.module.
       
     6  */
       
     7 
       
     8 
       
     9 /**
       
    10  * Page callback: prints a listing of active nodes on the site.
       
    11  *
       
    12  * Queries the database for info, adds RDFa info if applicable, and generates
       
    13  * the render array that will be used to render the page.
       
    14  */
       
    15 function tracker_page($account = NULL, $set_title = FALSE) {
       
    16   if ($account) {
       
    17     $query = db_select('tracker_user', 't')->extend('PagerDefault');
       
    18     $query->condition('t.uid', $account->uid);
       
    19 
       
    20     if ($set_title) {
       
    21       // When viewed from user/%user/track, display the name of the user
       
    22       // as page title -- the tab title remains Track so this needs to be done
       
    23       // here and not in the menu definition.
       
    24       drupal_set_title(format_username($account));
       
    25     }
       
    26   }
       
    27   else {
       
    28     $query = db_select('tracker_node', 't', array('target' => 'slave'))->extend('PagerDefault');
       
    29   }
       
    30 
       
    31   // This array acts as a placeholder for the data selected later
       
    32   // while keeping the correct order.
       
    33   $nodes = $query
       
    34     ->addTag('node_access')
       
    35     ->fields('t', array('nid', 'changed'))
       
    36     ->condition('t.published', 1)
       
    37     ->orderBy('t.changed', 'DESC')
       
    38     ->limit(25)
       
    39     ->execute()
       
    40     ->fetchAllAssoc('nid');
       
    41 
       
    42   $rows = array();
       
    43   if (!empty($nodes)) {
       
    44     // Now, get the data and put into the placeholder array.
       
    45     $result = db_query('SELECT n.nid, n.title, n.type, n.changed, n.uid, u.name, l.comment_count FROM {node} n INNER JOIN {node_comment_statistics} l ON n.nid = l.nid INNER JOIN {users} u ON n.uid = u.uid WHERE n.nid IN (:nids)', array(':nids' => array_keys($nodes)), array('target' => 'slave'));
       
    46     foreach ($result as $node) {
       
    47       $node->last_activity = $nodes[$node->nid]->changed;
       
    48       $nodes[$node->nid] = $node;
       
    49     }
       
    50 
       
    51     // Display the data.
       
    52     foreach ($nodes as $node) {
       
    53       // Determine the number of comments.
       
    54       $comments = 0;
       
    55       if ($node->comment_count) {
       
    56         $comments = $node->comment_count;
       
    57 
       
    58         if ($new = comment_num_new($node->nid)) {
       
    59           $comments .= '<br />';
       
    60           $comments .= l(format_plural($new, '1 new', '@count new'), 'node/' . $node->nid, array('fragment' => 'new'));
       
    61         }
       
    62       }
       
    63 
       
    64       $row = array(
       
    65         'type' => check_plain(node_type_get_name($node->type)),
       
    66         'title' => array('data' => l($node->title, 'node/' . $node->nid) . ' ' . theme('mark', array('type' => node_mark($node->nid, $node->changed)))),
       
    67         'author' => array('data' => theme('username', array('account' => $node))),
       
    68         'replies' => array('class' => array('replies'), 'data' => $comments),
       
    69         'last updated' => array('data' => t('!time ago', array('!time' => format_interval(REQUEST_TIME - $node->last_activity)))),
       
    70       );
       
    71 
       
    72       // Adds extra RDFa markup to the $row array if the RDF module is enabled.
       
    73       if (function_exists('rdf_mapping_load')) {
       
    74         // Each node is not loaded for performance reasons, as a result we need
       
    75         // to retrieve the RDF mapping for each node type.
       
    76         $mapping = rdf_mapping_load('node', $node->type);
       
    77         // Adds RDFa markup to the title of the node. Because the RDFa markup is
       
    78         // added to the td tag which might contain HTML code, we specify an
       
    79         // empty datatype to ensure the value of the title read by the RDFa
       
    80         // parsers is a plain literal.
       
    81         $row['title'] += rdf_rdfa_attributes($mapping['title']) + array('datatype' => '');
       
    82         // Annotates the td tag containing the author of the node.
       
    83         $row['author'] += rdf_rdfa_attributes($mapping['uid']);
       
    84         // Annotates the td tag containing the number of replies. We add the
       
    85         // content attribute to ensure that only the comment count is used as
       
    86         // the value for 'num_replies'. Otherwise, other text such as a link
       
    87         // to the number of new comments could be included in the 'num_replies'
       
    88         // value.
       
    89         $row['replies'] += rdf_rdfa_attributes($mapping['comment_count']);
       
    90         $row['replies'] += array('content' => $node->comment_count);
       
    91         // If the node has no comments, we assume the node itself was modified
       
    92         // and apply 'changed' in addition to 'last_activity'.  If there are
       
    93         // comments present, we cannot infer whether the node itself was
       
    94         // modified or a comment was posted, so we use only 'last_activity'.
       
    95         $mapping_last_activity = rdf_rdfa_attributes($mapping['last_activity'], $node->last_activity);
       
    96         if ($node->comment_count == 0) {
       
    97           $mapping_changed = rdf_rdfa_attributes($mapping['changed'], $node->last_activity);
       
    98           $mapping_last_activity['property'] = array_merge($mapping_last_activity['property'], $mapping_changed['property']);
       
    99         }
       
   100         $row['last updated'] += $mapping_last_activity;
       
   101 
       
   102         // We need to add the about attribute on the tr tag to specify which
       
   103         // node the RDFa annotations above apply to. We move the content of
       
   104         // $row to a 'data' sub array so we can specify attributes for the row.
       
   105         $row = array('data' => $row);
       
   106         $row['about'] = url('node/' . $node->nid);
       
   107       }
       
   108       $rows[] = $row;
       
   109     }
       
   110   }
       
   111 
       
   112   $page['tracker'] = array(
       
   113     '#rows' => $rows,
       
   114     '#header' => array(t('Type'), t('Title'), t('Author'), t('Replies'), t('Last updated')),
       
   115     '#theme' => 'table',
       
   116     '#empty' => t('No content available.'),
       
   117     '#attached' => array(
       
   118       'css' => array(drupal_get_path('module', 'tracker') . '/tracker.css' => array()),
       
   119     ),
       
   120   );
       
   121   $page['pager'] = array(
       
   122     '#theme' => 'pager',
       
   123     '#weight' => 10,
       
   124   );
       
   125   $page['#sorted'] = TRUE;
       
   126 
       
   127   return $page;
       
   128 }