-<?
-
-global $node,$db,$error;
+<?php
+class nodes {
// All mysql code should go here
// Split into multiple files if needed
+function processContent($node_content) { return processContent_hack($node_content); } //XXX TODO FIXME HACK
// Called for every node view. Updates node views, neurons,
-function update_nodes(user_id,node_id,referer_id) {
-
+function update_nodes($user_id,$node_id,$referer_id) {
+ global $node,$db,$error;
$db->update("update nodes set node_views=node_views+1 where".
"node_id='".$node_id."'");
if (is_numeric($referer_id) && ($referer_id)) {
}
}
-?>
+
+function putNode($what,$where,$checkpermissions=true) {
+ global $db,$error,$error_messages;
+ $user_id = $_SESSION['user_id'];
+ if (!$user_id) {
+ $user_id=UBIK_ID;
+ }
+ if (!is_numeric($what) || !is_numeric($where)) {
+ $error=$error_messages['NUMERIC_NOT_NUMERIC'];
+ }
+
+ $nodeshell = nodes::getNodeById($where,$user_id);
+ $nodeshell_vector = $nodeshell['node_vector'];
+
+ if ($checkpermissions) {
+ $nodeshell_permissions = permissions::checkPermissions($nodeshell);
+ if (!$nodeshell_permissions['w']) {
+ $error = $error_messages['WRITE_PERMISSION_ERROR'];
+ return false;
+ }
+ }
+
+ $dst_vector = $nodeshell_vector.str_pad($chosen,VECTOR_CHARS,0,STR_PAD_LEFT);
+ $q = "update neurons set synapse_created=NOW(),link='hard',synapse=synapse+1, dst_vector='$dst_vector' where src='$what' and dst='$where'";
+ $result=$db->update($q);
+
+ if (!$result) $db->query("insert into neurons set synapse_creator='$user_id',synapse_created=NOW(), src='$what',dst='$where',dst_vector='$dst_vector',link='hard',synapse=1");
+ $db->query("update nodes set lastdescendant_created=NOW(),node_children_count=node_children_count+1 where node_id='$where'");
+}
+
+function addNode($params) {
+ global $db,$node,$error,$error_messages;
+ $parent_id=$params['node_parent'];
+
+ if (!is_numeric($parent_id)) {
+ $parent_id=$node['node_id'];
+ }
+
+ $parent_permissions=permissions::checkPermissions($parent_id);
+ if (!$parent_permissions['w']) {
+ $error=$error_messages['WRITE_PERMISSION_ERROR'];
+ logger::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 ($params['flag']=='registration') $params['node_creator']=UBIK_ID;
+
+ if (!$user_k && $params['node_creator']!=UBIK_ID) {
+ $error=$error_messages['K_SPENT'];
+ return false;
+ }
+
+
+
+ $set=$db->query("select node_vector,node_children_count from nodes where node_id='$parent_id'");
+ $set->next();
+ $parent_vector=$set->getString('node_vector');
+
+ if ($set->getInt('node_children_count')>MAX_CHILDREN) {
+ $error=$error_messages['MAX_CHILDREN'];
+ return false;
+ }
+
+ //working with external links
+ $external_link=$params['external_link'];
+
+ $template_id=$params['template_id'];
+ if (!is_numeric($template_id)) $template_id=DEFAULT_TEMPLATE_ID;
+
+ if(!isset($params['node_system_access'])) $params['node_system_access'] = $node['node_system_access'];
+ if(!isset($params['node_external_access'])) $params['node_external_access'] = $node['node_external_access'];
+
+ $q="insert into nodes set
+node_name='".$params['node_name']."',
+node_external_access='".$params['node_external_access']."',
+node_system_access='".$params['node_system_access']."',
+node_creator='".$params['node_creator']."',
+template_id='".$template_id."',
+external_link='".$external_link."',
+node_parent='".$parent_id."',
+node_views=0,node_created=NOW(),
+node_content='".$params['node_content']."',
+node_vector='".$params['node_vector']."'";
+ $db->query("start transaction");
+ $db->query($q);
+ $id=$db->getLastInsertId();
+
+//node_content MyIsam only for FULLTEXT !!!
+// $db->query("insert into node_content set node_id='$id',node_content='".$params['node_content']."'");
+
+ $new_id=str_pad($id,VECTOR_CHARS,"0",STR_PAD_LEFT);
+ $new_vector=trim($parent_vector,"z").$new_id;
+
+ if ($params['flag']=='registration') $db->query("update nodes set node_system_access='public',node_external_access='yes',node_creator=$id where node_id=$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,';'),';');
+
+ $ancestors=explode(";",$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]'");
+ $db->query("commit");
+ logger::log('add','ok',$id);
+
+ if ($_POST['code']) {
+ $params['node_creator']=UBIK_ID;
+ $params['node_parent']=WARNING_ZONE;
+ $params['node_name']="node $id added with code_parameter";
+ $params['node_content']="node <a href='/id/$id'>$id</a> added with code_parameter";
+ unset($_POST['code']);
+ nodes::addNode($params);
+ }
+
+ return $id;
+}
+
+
+ function getUserByLogin($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, $external_link=false) {
+ global $db;
+
+ $qh = sprintf('select node_id from nodes where node_name = "%s"', mysql_real_escape_string($name));
+ if ($external_link)
+ $qh .= sprintf(' and external_link="%s"', mysql_real_escape_string($external_link));
+
+ $set = $db->query($qh);
+ $set->next();
+ return $set->getString('node_id');
+ }
+
+ function getNodeById($node_handle,$user_id, $table_name="nodes") {
+ global $db, $error;
+ $q="select length(concat($table_name.node_vector)) as
+vector_depth,$table_name.*,$table_name.node_creator as
+node_owner_id,creator.node_name as owner,node_access.*,$table_name.node_id as
+node_id,node_parent.node_name as node_parent_name
+from $table_name left join $table_name as creator on creator.node_id=$table_name.node_creator
+left join $table_name as node_parent on $table_name.node_parent=node_parent.node_id
+left join node_access on (node_access.node_id='$node_handle' and node_access.user_id='$user_id')
+where $table_name.node_id='$node_handle'";
+
+ $result=$db->query($q);
+ if (!$result->next()) {
+ return false;
+ }
+ else {
+ $node=addBase36id($result->getRecord());
+ $node['node_vector']=trim($node['node_vector'],"z");
+ $ancestors=str_split($node['node_vector'],VECTOR_CHARS);
+ foreach ($ancestors as $ancestor) {
+ $node['ancestors'][]=array("name"=>"","link"=>ltrim($ancestor,"0"));
+ }
+ }
+ transport_process_node($node);
+ 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($node_id)) {
+ return nodes::getNodeById($node_id,$_SESSION['user_id']);
+ }
+
+ }
+ $set=$db->query("select node_id from nodes where node_name='$node_handle' ");
+ $set->next();
+ $node_id=$set->getString('node_id');
+ if (!empty($node_id)) {
+ return nodes::getNodeById($node_id,$_SESSION['user_id']);
+ }
+
+ }
+
+ function getNodesByName($node_handle) {
+ global $db, $error;
+ $q="select nodes.* from nodes where node_name='$node_handle%'";
+
+ $result=$db->query($q);
+
+ while ($result->next()){
+ $record[]=addBase36id($result->getRecord());
+ }
+ return $record;
+
+ }
+
+
+
+ function getChildrenNodes($orderby="desc",$offset=0,$limit=DEFAULT_LISTING_AMOUNT) {
+ global $db, $error, $node;
+ $node_handle=$node['node_id'];
+
+ $q="select users.*,nodes.* from nodes
+left join users on users.user_id=nodes.node_creator where
+node_parent='$node_handle' order by node_created $orderby LIMIT $offset,$limit";
+ echo $q;
+ $result=$db->query($q);
+
+ while ($result->next()) {
+ $array[]=addBase36id($result->getRecord());
+ }
+
+ return $array;
+
+ }
+
+
+ function getThreadedChildrenNodes($orderby="desc",$offset=0,$limit=DEFAULT_LISTING_AMOUNT) {
+ global $db, $error, $node;
+ $node_handle=$node['node_id'];
+
+ $q="select length(node_vector) as depth,users.login,nodes.* from nodes left join users on users.user_id=nodes.node_creator where node_vector like '".$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()) {
+ $children_array[]=addBase36id($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 $access_data;
+
+ }
+
+
+// Simple internal function to set node parrent
+
+function setParent($params) {
+ global $db,$node,$error,$error_messages;
+ $parent_id=$params['node_parent'];
+ $node_id=$params['node_id'];
+
+ if (!is_numeric($parent_id)) {
+ return false;
+ }
+ $q="select node_vector from nodes where node_id='$parent_id'";
+ $parent_vector=$db->query($q);
+
+ $new_vector=$parent_vector.str_pad($node_id,VECTOR_CHARS,"0",STR_PAD_LEFT);
+ $q="update nodes set node_parent='$parent_id',node_vector='".$new_vector."
+ ' where node_id='$node_id'";
+ $db->query($q);
+}
+
+}
+