function comment_node_view

Implements hook_node_view().

File

modules/comment/comment.module, line 615

Code

function comment_node_view($node, $view_mode) {
    $links = array();
    if ($node->comment != COMMENT_NODE_HIDDEN) {
        if ($view_mode == 'rss') {
            // Add a comments RSS element which is a URL to the comments of this node.
            $node->rss_elements[] = array(
                'key' => 'comments',
                'value' => url('node/' . $node->nid, array(
                    'fragment' => 'comments',
                    'absolute' => TRUE,
                )),
            );
        }
        elseif ($view_mode == 'teaser') {
            // Teaser view: display the number of comments that have been posted,
            // or a link to add new comments if the user has permission, the node
            // is open to new comments, and there currently are none.
            if (user_access('access comments')) {
                if (!empty($node->comment_count)) {
                    $links['comment-comments'] = array(
                        'title' => format_plural($node->comment_count, '1 comment', '@count comments'),
                        'href' => "node/{$node->nid}",
                        'attributes' => array(
                            'title' => t('Jump to the first comment of this posting.'),
                        ),
                        'fragment' => 'comments',
                        'html' => TRUE,
                    );
                    // Show a link to the first new comment.
                    if ($new = comment_num_new($node->nid)) {
                        $links['comment-new-comments'] = array(
                            'title' => format_plural($new, '1 new comment', '@count new comments'),
                            'href' => "node/{$node->nid}",
                            'query' => comment_new_page_count($node->comment_count, $new, $node),
                            'attributes' => array(
                                'title' => t('Jump to the first new comment of this posting.'),
                            ),
                            'fragment' => 'new',
                            'html' => TRUE,
                        );
                    }
                }
            }
            if ($node->comment == COMMENT_NODE_OPEN) {
                if (user_access('post comments')) {
                    $links['comment-add'] = array(
                        'title' => t('Add new comment'),
                        'href' => "comment/reply/{$node->nid}",
                        'attributes' => array(
                            'title' => t('Add a new comment to this page.'),
                        ),
                        'fragment' => 'comment-form',
                    );
                }
                else {
                    $links['comment_forbidden'] = array(
                        'title' => theme('comment_post_forbidden', array(
                            'node' => $node,
                        )),
                        'html' => TRUE,
                    );
                }
            }
        }
        elseif ($view_mode != 'search_index' && $view_mode != 'search_result') {
            // Node in other view modes: add a "post comment" link if the user is
            // allowed to post comments and if this node is allowing new comments.
            // But we don't want this link if we're building the node for search
            // indexing or constructing a search result excerpt.
            if ($node->comment == COMMENT_NODE_OPEN) {
                $comment_form_location = variable_get('comment_form_location_' . $node->type, COMMENT_FORM_BELOW);
                if (user_access('post comments')) {
                    // Show the "post comment" link if the form is on another page, or
                    // if there are existing comments that the link will skip past.
                    if ($comment_form_location == COMMENT_FORM_SEPARATE_PAGE || !empty($node->comment_count) && user_access('access comments')) {
                        $links['comment-add'] = array(
                            'title' => t('Add new comment'),
                            'attributes' => array(
                                'title' => t('Share your thoughts and opinions related to this posting.'),
                            ),
                            'href' => "node/{$node->nid}",
                            'fragment' => 'comment-form',
                        );
                        if ($comment_form_location == COMMENT_FORM_SEPARATE_PAGE) {
                            $links['comment-add']['href'] = "comment/reply/{$node->nid}";
                        }
                    }
                }
                else {
                    $links['comment_forbidden'] = array(
                        'title' => theme('comment_post_forbidden', array(
                            'node' => $node,
                        )),
                        'html' => TRUE,
                    );
                }
            }
        }
        $node->content['links']['comment'] = array(
            '#theme' => 'links__node__comment',
            '#links' => $links,
            '#attributes' => array(
                'class' => array(
                    'links',
                    'inline',
                ),
            ),
        );
        // Only append comments when we are building a node on its own node detail
        // page. We compare $node and $page_node to ensure that comments are not
        // appended to other nodes shown on the page, for example a node_reference
        // displayed in 'full' view mode within another node.
        if ($node->comment && $view_mode == 'full' && node_is_page($node) && empty($node->in_preview)) {
            $node->content['comments'] = comment_node_page_additions($node);
        }
    }
}