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