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<?php
/**
* @file
* Builds placeholder replacement tokens for comment-related data.
*/
/**
* Implements hook_token_info().
*/
function comment_token_info() {
$type = array(
'name' => t('Comments'),
'description' => t('Tokens for comments posted on the site.'),
'needs-data' => 'comment',
);
// Comment-related tokens for nodes
$node['comment-count'] = array(
'name' => t("Comment count"),
'description' => t("The number of comments posted on a node."),
);
$node['comment-count-new'] = array(
'name' => t("New comment count"),
'description' => t("The number of comments posted on a node since the reader last viewed it."),
);
// Core comment tokens
$comment['cid'] = array(
'name' => t("Comment ID"),
'description' => t("The unique ID of the comment."),
);
$comment['hostname'] = array(
'name' => t("IP Address"),
'description' => t("The IP address of the computer the comment was posted from."),
);
$comment['name'] = array(
'name' => t("Name"),
'description' => t("The name left by the comment author."),
);
$comment['mail'] = array(
'name' => t("Email address"),
'description' => t("The email address left by the comment author."),
);
$comment['homepage'] = array(
'name' => t("Home page"),
'description' => t("The home page URL left by the comment author."),
);
$comment['title'] = array(
'name' => t("Title"),
'description' => t("The title of the comment."),
);
$comment['body'] = array(
'name' => t("Content"),
'description' => t("The formatted content of the comment itself."),
);
$comment['url'] = array(
'name' => t("URL"),
'description' => t("The URL of the comment."),
);
$comment['edit-url'] = array(
'name' => t("Edit URL"),
'description' => t("The URL of the comment's edit page."),
);
// Chained tokens for comments
$comment['created'] = array(
'name' => t("Date created"),
'description' => t("The date the comment was posted."),
'type' => 'date',
);
$comment['changed'] = array(
'name' => t("Date changed"),
'description' => t("The date the comment was most recently updated."),
'type' => 'date',
);
$comment['parent'] = array(
'name' => t("Parent"),
'description' => t("The comment's parent, if comment threading is active."),
'type' => 'comment',
);
$comment['node'] = array(
'name' => t("Node"),
'description' => t("The node the comment was posted to."),
'type' => 'node',
);
$comment['author'] = array(
'name' => t("Author"),
'description' => t("The author of the comment, if they were logged in."),
'type' => 'user',
);
return array(
'types' => array('comment' => $type),
'tokens' => array(
'node' => $node,
'comment' => $comment,
),
);
}
/**
* Implements hook_tokens().
*/
function comment_tokens($type, $tokens, array $data = array(), array $options = array()) {
$url_options = array('absolute' => TRUE);
if (isset($options['language'])) {
$url_options['language'] = $options['language'];
$language_code = $options['language']->language;
}
else {
$language_code = NULL;
}
$sanitize = !empty($options['sanitize']);
$replacements = array();
if ($type == 'comment' && !empty($data['comment'])) {
$comment = $data['comment'];
foreach ($tokens as $name => $original) {
switch ($name) {
// Simple key values on the comment.
case 'cid':
$replacements[$original] = $comment->cid;
break;
// Poster identity information for comments
case 'hostname':
$replacements[$original] = $sanitize ? check_plain($comment->hostname) : $comment->hostname;
break;
case 'name':
$name = ($comment->uid == 0) ? variable_get('anonymous', t('Anonymous')) : $comment->name;
$replacements[$original] = $sanitize ? filter_xss($name) : $name;
break;
case 'mail':
if ($comment->uid != 0) {
$account = user_load($comment->uid);
$mail = $account->mail;
}
else {
$mail = $comment->mail;
}
$replacements[$original] = $sanitize ? check_plain($mail) : $mail;
break;
case 'homepage':
$replacements[$original] = $sanitize ? check_url($comment->homepage) : $comment->homepage;
break;
case 'title':
$replacements[$original] = $sanitize ? filter_xss($comment->subject) : $comment->subject;
break;
case 'body':
if ($items = field_get_items('comment', $comment, 'comment_body', $language_code)) {
$instance = field_info_instance('comment', 'body', 'comment_body');
$field_langcode = field_language('comment', $comment, 'comment_body', $language_code);
$replacements[$original] = $sanitize ? _text_sanitize($instance, $field_langcode, $items[0], 'value') : $items[0]['value'];
}
break;
// Comment related URLs.
case 'url':
$url_options['fragment'] = 'comment-' . $comment->cid;
$replacements[$original] = url('comment/' . $comment->cid, $url_options);
break;
case 'edit-url':
$url_options['fragment'] = NULL;
$replacements[$original] = url('comment/' . $comment->cid . '/edit', $url_options);
break;
// Default values for the chained tokens handled below.
case 'author':
$replacements[$original] = $sanitize ? filter_xss($comment->name) : $comment->name;
break;
case 'parent':
if (!empty($comment->pid)) {
$parent = comment_load($comment->pid);
$replacements[$original] = $sanitize ? filter_xss($parent->subject) : $parent->subject;
}
break;
case 'created':
$replacements[$original] = format_date($comment->created, 'medium', '', NULL, $language_code);
break;
case 'changed':
$replacements[$original] = format_date($comment->changed, 'medium', '', NULL, $language_code);
break;
case 'node':
$node = node_load($comment->nid);
$title = $node->title;
$replacements[$original] = $sanitize ? filter_xss($title) : $title;
break;
}
}
// Chained token relationships.
if ($node_tokens = token_find_with_prefix($tokens, 'node')) {
$node = node_load($comment->nid);
$replacements += token_generate('node', $node_tokens, array('node' => $node), $options);
}
if ($date_tokens = token_find_with_prefix($tokens, 'created')) {
$replacements += token_generate('date', $date_tokens, array('date' => $comment->created), $options);
}
if ($date_tokens = token_find_with_prefix($tokens, 'changed')) {
$replacements += token_generate('date', $date_tokens, array('date' => $comment->changed), $options);
}
if (($parent_tokens = token_find_with_prefix($tokens, 'parent')) && $parent = comment_load($comment->pid)) {
$replacements += token_generate('comment', $parent_tokens, array('comment' => $parent), $options);
}
if (($author_tokens = token_find_with_prefix($tokens, 'author')) && $account = user_load($comment->uid)) {
$replacements += token_generate('user', $author_tokens, array('user' => $account), $options);
}
}
elseif ($type == 'node' & !empty($data['node'])) {
$node = $data['node'];
foreach ($tokens as $name => $original) {
switch($name) {
case 'comment-count':
$replacements[$original] = $node->comment_count;
break;
case 'comment-count-new':
$replacements[$original] = comment_num_new($node->nid);
break;
}
}
}
return $replacements;
}