private function _check_unique_wikiword($wikiword)
{
$resolver = new net_nemein_wiki_resolver($this->_topic->id);
$resolved = $resolver->path_to_wikipage($wikiword, true, true);
if (!empty($resolved['latest_parent'])) {
$to_node =& $resolved['latest_parent'];
} else {
$to_node =& $resolved['folder'];
}
$created_page = false;
switch (true) {
case strstr($resolved['remaining_path'], '/'):
// One or more namespaces left, find first, create it and recurse
$paths = explode('/', $resolved['remaining_path']);
$folder_title = array_shift($paths);
$topic = new midcom_db_topic();
$topic->up = $to_node[MIDCOM_NAV_ID];
$topic->extra = $folder_title;
$topic->title = $folder_title;
$topic->name = midcom_helper_misc::generate_urlname_from_string($folder_title);
$topic->component = 'net.nemein.wiki';
if (!$topic->create()) {
throw new midcom_error("Could not create wiki namespace '{$folder_title}', last Midgard error was: " . midcom_connection::get_error_string());
}
// refresh
$topic = new midcom_db_topic($topic->id);
// See if we have article with same title in immediate parent
$qb = net_nemein_wiki_wikipage::new_query_builder();
$qb->add_constraint('title', '=', $folder_title);
$qb->add_constraint('topic', '=', $topic->up);
$results = $qb->execute();
if (is_array($results) && count($results) == 1) {
$article =& $results[0];
$article->name = 'index';
$article->topic = $topic->id;
if (!$article->update()) {
// Could not move article, do something ?
}
} else {
$created_page = net_nemein_wiki_viewer::initialize_index_article($topic);
if (!$created_page) {
// Could not create index
$topic->delete();
throw new midcom_error("Could not create index for new topic, errstr: " . midcom_connection::get_error_string());
}
}
// We have created a new topic, now recurse to create the rest of the path.
return $this->_check_unique_wikiword($wikiword);
break;
case is_object($resolved['wikipage']):
// Page exists
throw new midcom_error('Wiki page with that name already exists.');
break;
default:
// No more namespaces left, create the page to latest parent
if ($to_node[MIDCOM_NAV_ID] != $this->_topic->id) {
// Last parent is not this topic, redirect there
$wikiword_url = rawurlencode($resolved['remaining_path']);
midcom::get()->relocate($to_node[MIDCOM_NAV_FULLURL] . "create/{$this->_schema}?wikiword={$wikiword_url}");
// This will exit()
}
break;
}
return true;
}
private function _load_page($wikiword)
{
$qb = net_nemein_wiki_wikipage::new_query_builder();
$qb->add_constraint('topic', '=', $this->_topic->id);
$qb->add_constraint('name', '=', $wikiword);
$result = $qb->execute();
if (count($result) > 0) {
$this->_page = $result[0];
return true;
}
if ($wikiword == 'index') {
// Autoinitialize
$this->_topic->require_do('midgard:create');
$this->_page = net_nemein_wiki_viewer::initialize_index_article($this->_topic);
if ($this->_page) {
return true;
}
}
$topic_qb = midcom_db_topic::new_query_builder();
$topic_qb->add_constraint('up', '=', $this->_topic->id);
$topic_qb->add_constraint('name', '=', $wikiword);
$topics = $topic_qb->execute();
if (count($topics) > 0) {
// There is a topic by this URL name underneath, go there
return false;
}
// We need to get the node from NAP for safe redirect
$nap = new midcom_helper_nav();
$node = $nap->get_node($this->_topic->id);
$urlized_wikiword = midcom_helper_misc::generate_urlname_from_string($wikiword);
if ($urlized_wikiword != $wikiword) {
// Lets see if the page for the wikiword exists
$qb = net_nemein_wiki_wikipage::new_query_builder();
$qb->add_constraint('topic', '=', $this->_topic->id);
$qb->add_constraint('title', '=', $wikiword);
$result = $qb->execute();
if (count($result) > 0) {
// This wiki page actually exists, so go there as "Permanent Redirect"
midcom::get()->relocate("{$node[MIDCOM_NAV_ABSOLUTEURL]}{$result[0]->name}/", 301);
}
}
midcom::get()->relocate("{$node[MIDCOM_NAV_ABSOLUTEURL]}notfound/" . rawurlencode($wikiword) . '/');
// This will exit
}
