query("select node_id from nodes where node_name='".$matches[1]."' order by node_views desc limit 1");
$set->next();
$id=$set->getString('node_id');
return "".$matches[2]."";
}
class nodes {
function processRegexp($matches) {
print_r($matches);
}
function addNode($params) {
global $db,$node,$error;
$parent_id=$params['node_parent'];
$parent_permissions=permissions::checkPermissions($parent_id);
if (!$parent_permissions['w']) {
$error=$error_messages['WRITE_PERMISSION_ERROR'];
log::log('add','error','WRITE_PERMISSION_ERROR');
return false;
}
$kset=$db->query("select user_k from users where user_id='$params[node_creator]'");
$kset->next();
$user_k=$kset->getString('user_k');
if (!$user_k) {
$error=$error_messages['K_SPENT'];
return false;
}
$set=$db->query("select node_vector from nodes where node_id='$parent_id'");
$set->next();
$parent_vector=$set->getString('node_vector');
//working with external links
$external_link=$params['external_link'];
$template_id=$params['template_id'];
if (!is_numeric($template_id)) $template_id=DEFAULT_TEMPLATE_ID;
$q="insert into nodes set
node_name='".addslashes($params['node_name'])."',
node_external_access='".$node['node_external_access']."',
node_system_access='".$node['node_system_access']."',
node_creator='".$params['node_creator']."',
template_id='".$template_id."',
external_link='".$external_link."',
node_parent='".$params['node_parent']."',
node_views=0,node_created=NOW(),
node_vector='".$params['node_vector']."'";
$db->query("start transaction");
$db->query($q);
$id=$db->getLastInsertId();
$db->query("insert into node_content set node_id='$id',node_content='".$params['node_content']."'");
$new_id=str_pad($id,VECTOR_CHARS,"0",STR_PAD_LEFT);
$new_vector=$parent_vector.$new_id;
$db->query("update nodes set node_vector='$new_vector' where node_id='$id'");
$db->query("update nodes set node_children_count=node_children_count+1 where node_id='$parent_id'");
$node_vector=trim(chunk_split($new_vector,VECTOR_CHARS,';'),';');
//if ($_SESSION['user_id']==548) echo "LALALA".$node_vector;
$ancestors=explode(";",$node_vector);
foreach($ancestors as $key => $ancestor_id) {
if ($key) {
$ancestor_id=ltrim($ancestor_id,'0');
$db->query("update nodes set node_descendant_count=node_descendant_count+1,lastdescendant_created=NOW() where node_id='$ancestor_id'");
}
}
$db->query("update node_access set node_user_subchild_count=node_user_subchild_count+1 where node_id='$parent_id'");
--$user_k;
$db->query("update users set user_k='$user_k' where user_id='$params[node_creator]'");
$db->query("commit");
log::log('add','ok',$id);
return $id;
}
function processContent($node_content) {
global $node;
include_once(SYSTEM_ROOT.'/inc/htmlparse.inc');
if ($node['template_id']==$node['node_id'] && $_POST['event']=='configure_content') {
}
elseif ($_POST['no_html']) {
$node_content=htmlspecialchars($node_content);
}
else {
global $db,$htmlparse,$error;
if (!htmlparse::htmlparse($node_content)) {
$error=$htmlparse;
return false;
}
$node_content = EregI_Replace("((( )|(\n)|(^))+)(http://|ftp://|https://)([[:alnum:]][^,[:space:]]*)","\\2\\6\\7",$node_content);
$node_content=preg_replace_callback("/##(.*)##(.*)##/i","processRegexp",$node_content);
}
$node_content=addslashes($node_content);
return $node_content;
}
function getUserByLogin($login) {
global $error, $error_messages;
$q2="select user_id from users where login='".$login."'";
$userset=$db->query($q2);
$userset->next();
$id=$userset->getString('user_id');
if (is_numeric($id)) return $id;
else {
$error = $error_messages['USER_NOT_FOUND'];
return false;
}
}
function getNodeIdByName($name) {
global $db;
$q="select node_id from nodes where node_name='$name'";
$set=$db->query($q);
$set->next();
return $set->getString('node_id');
}
function getNodeById($node_handle,$user_id) {
global $db, $error;
$q="select length(concat(nodes.node_vector)) as vector_depth,node_content.node_content,nodes.*,nodes.node_creator as node_owner_id,creator.node_name as owner,node_access.*,nodes.node_id as node_id,node_parent.node_name as node_parent_name from nodes left join nodes as creator on creator.node_id=nodes.node_creator left join nodes as node_parent on nodes.node_parent=node_parent.node_id left join node_content on nodes.node_id=node_content.node_id left join node_access on (node_access.node_id='$node_handle' and node_access.user_id='$user_id') where nodes.node_id='$node_handle'";
$result=$db->query($q);
if (!$result->next()) {
$error="no such node_id $node_handle exists";
return false;
}
else {
$node=$result->getRecord();
}
return $node;
}
function redirByName($node_handle) {
global $db, $error;
$user_id=$_SESSION['user_id'];
$set=$db->query("select node_id from nodes where node_name='$node_handle' and node_creator='$user_id'");
if ($set->next()) {
$node_id=$set->getString('node_id');
if (!empty($node_id)) {
Header("Location: /id/$node_id");
}
return true;
}
$set=$db->query("select node_id from nodes where node_name='$node_handle' ");
$set->next();
$node_id=$set->getString('node_id');
if (!empty($node_id)) {
Header("Location: /id/$node_id");
}
}
function getNodesByName($node_handle) {
global $db, $error;
$q="select nodes.* from nodes where node_name='$node_handle%'";
$result=$db->query($q);
while ($result->next()){
$record[]=$result->getRecord();
}
return $record;
}
function getChildrenNodes($orderby="desc",$offset=0,$limit=DEFAULT_LISTING_AMOUNT) {
global $db, $error, $node;
$node_handle=$node['node_id'];
$q="select users.*,nodes.*,node_content.* from nodes
left join node_content on (node_content.node_id=nodes.node_id)
left join users on users.user_id=nodes.node_creator where
node_parent='$node_handle' order by node_created $orderby LIMIT $offset,$limit";
echo $q;
$result=$db->query($q);
while ($result->next()) {
$array[]=$result->getRecord();
}
return $array;
}
function getThreadedChildrenNodes($orderby="desc",$offset=0,$limit=DEFAULT_LISTING_AMOUNT) {
global $db, $error, $node;
$node_handle=$node['node_id'];
$q="select length(node_vector) as depth,users.login,nodes.*,node_content.* from nodes left join node_content on (node_content.node_id=nodes.node_id) left join users on users.user_id=nodes.node_creator where node_vector like '".$node['node_vector'].";".$node['node_id']."%' and node_type=3 order by concat(node_vector,';',nodes.node_id,';z') desc,depth LIMIT $offset,$limit";
$result=$db->query($q);
while ($result->next()) {
$children_array[]=$result->getRecord();
}
return $children_array;
}
function getNodeAccessData() {
global $node,$db;
$q="select users.login,node_access.* from node_access left join users on users.user_id=node_access.user_id where node_id='".$node['node_id']."' and node_permission!=''";
$result=$db->query($q);
while ($result->next()) {
$access_data[]=$result->getRecord();
}
return $access_data;
}
}
?>