function tag_links($tags, $options = array())
{
if (!$tags) {
return null;
}
$prefix = !empty($options['prefix']) ? $options['prefix'] : '';
if (is_string($tags)) {
$tags = explode(' ', $tags);
$tags = Tag::find(array('conditions' => array('name in (??)', $tags), 'select' => 'name, tag_type, post_count'));
} elseif (is_array($tags)) {
if (is_indexed_arr($tags) && count(current($tags)) == 2) {
# We're getting a tag's cached_related tags. We need to find the tag type.
$i = 0;
$t = array();
foreach ($tags as $tag) {
$t[] = array('name' => current($tag), 'type' => Tag::type_name_helper(current($tag)), 'post_count' => end($tag));
}
} else {
# We're getting a post's cached_tags. We need to find the count for each tag.
$names = array_keys($tags);
# We may have a misstyped metatag. Better return.
if (!isset($names[0]) || !is_string($names[0])) {
return;
}
$count = Tag::find_post_count_and_name('all', array('conditions' => array('name in (??)', $names), 'order' => 'name', 'return_array' => true));
// vde($count);
$i = 0;
# There's a possibility a tag was deleted and cached_tags wasn't updated.
# This will cause errors, so we'll just skip tags that weren't found.
$t = array();
foreach ($count as $tag) {
$t[] = array('name' => $tag['name'], 'type' => $tags[$tag['name']], 'post_count' => $tag['post_count']);
}
}
$tags = $t;
unset($t);
} elseif (is_a($tags, 'Tag')) {
//
}
$tag_query = !empty(Request::$params->tags) ? Request::$params->tags : null;
$html = '';
foreach ($tags as $tag) {
list($name, $type, $count) = array_values($tag);
if (ctype_digit($type)) {
$type = Tag::type_name($type);
}
$html .= '<li class="tag-type-' . $type . '"><a href="/tag?name=' . $name . '">?</a>';
if (User::is('>=30')) {
$html .= ' <a href="/post?tags=' . $name . '+' . $tag_query . '">+</a> <a href="/post?tags=-' . $name . $tag_query . '">–</a>';
}
$hover = !empty($options['with_hover_highlight']) ? " onmouseover='Post.highlight_posts_with_tag(\"{$name}\")' onmouseout='Post.highlight_posts_with_tag(null)'" : '';
$html .= ' <a href="/post?tags=' . $name . '"' . $hover . '>' . str_replace('_', ' ', $name) . '</a> <span class="post-count">' . $count . '</span></li>';
}
return $html;
}
protected static function parse_find_params(&$select_type, &$params = array())
{
$select_types = array('first', 'last', 'all');
if (is_string($select_type) && in_array($select_type, $select_types)) {
// if (!$params)
// $params['select']
// return false;
$find_params['select_type'] = $select_type;
} else {
$params = $select_type;
$find_params['select_type'] = 'first';
}
if (!is_array($params) && (is_int($params) || ctype_digit($params))) {
# single ID.
$params = array('conditions' => array(self::t() . '.id = ?', $params));
} elseif (is_array($params) && is_indexed_arr($params)) {
# array of IDs.
$params = array('conditions' => array(self::t() . '.id IN (??)', $params));
}
check_array($params);
if (!empty($params['return_array'])) {
$find_params['return_array'] = true;
unset($params['return_array']);
} else {
$find_params['return_array'] = false;
}
if (!empty($params['return_value'])) {
$find_params['return_value'] = $params['return_value'];
$find_params['return_array'] = true;
unset($params['return_value']);
} else {
$find_params['return_value'] = false;
}
# for collection
if (isset($params['model_name'])) {
$find_params['model_name'] = $params['model_name'];
unset($params['model_name']);
} else {
$find_params['model_name'] = self::cn();
}
if ($find_params['select_type'] == 'all' && isset($params['select'])) {
$find_params['return_array'] = true;
}
if (!empty($params['return'])) {
switch ($params['return']) {
case 'model':
$find_params['return_array'] = false;
break;
}
unset($params['return']);
}
return $find_params;
}
