function comment_link in Drupal 4

Same name and namespace in other branches

1. 5 modules/comment/comment.module \comment_link()
2. 6 modules/comment/comment.module \comment_link()

Implementation of hook_link().

File

modules/comment.module, line 184

Enables users to comment on published content.

Code

function comment_link($type, $node = 0, $main = 0) {
  $links = array();
  if ($type == 'node' && $node->comment) {
    if ($main) {

      // Main page: display the number of comments that have been posted.
      if (user_access('access comments')) {
        $all = comment_num_all($node->nid);
        if ($all) {
          $links[] = l(format_plural($all, '1 comment', '%count comments'), "node/{$node->nid}", array(
            'title' => t('Jump to the first comment of this posting.'),
          ), NULL, 'comment');
          $new = comment_num_new($node->nid);
          if ($new) {
            $links[] = l(format_plural($new, '1 new comment', '%count new comments'), "node/{$node->nid}", array(
              'title' => t('Jump to the first new comment of this posting.'),
            ), NULL, 'new');
          }
        }
        else {
          if ($node->comment == COMMENT_NODE_READ_WRITE) {
            if (user_access('post comments')) {
              $links[] = l(t('add new comment'), "comment/reply/{$node->nid}", array(
                'title' => t('Add a new comment to this page.'),
              ), NULL, 'comment_form');
            }
            else {
              $links[] = theme('comment_post_forbidden', $node->nid);
            }
          }
        }
      }
    }
    else {

      // Node page: add a "post comment" link if the user is allowed to
      // post comments, if this node is not read-only, and if the comment form isn't already shown
      if ($node->comment == COMMENT_NODE_READ_WRITE) {
        if (user_access('post comments')) {
          if (variable_get('comment_form_location', COMMENT_FORM_SEPARATE_PAGE) == COMMENT_FORM_SEPARATE_PAGE) {
            $links[] = l(t('add new comment'), "comment/reply/{$node->nid}", array(
              'title' => t('Share your thoughts and opinions related to this posting.'),
            ), NULL, 'comment_form');
          }
        }
        else {
          $links[] = theme('comment_post_forbidden', $node->nid);
        }
      }
    }
  }
  if ($type == 'comment') {
    $links = comment_links($node, $main);
  }
  return $links;
}