/**
* Add a node to a view. Requires login
*
* @param string $viewid
* @param string $nodeid
* @param string $xpos.
* @param string $ypos.
* @param string $groupid (optional) the id of the group to add the node to.
*
* @return View with new node and connection in or Error
*/
function addNodeToViewAndConnect($viewid, $focalnodeid, $nodeid, $xpos, $ypos, $linktypename, $direction, $groupid = "")
{
global $USER;
// make sure current user in group, if group set.
if (isset($groupid) && $groupid != "") {
$group = new Group($groupid);
if (!$group instanceof Error) {
if (!$group->ismember($USER->userid)) {
$error = new Error();
return $error->createNotInGroup($group->name);
}
}
}
$node = new CNode($nodeid);
$node = $node->load();
if (!$node instanceof Error) {
if (isset($groupid) && $groupid != "") {
$node->addGroup($groupid);
}
$view = new View($viewid);
$viewnode = $view->addNode($nodeid, $xpos, $ypos);
if (!$viewnode instanceof Error) {
// Connect to focal node
$focalnode = new CNode($focalnodeid);
$focalnode = $focalnode->load();
if (!$focalnode instanceof Error) {
$focalrole = getRoleByName($focalnode->role->name);
$focalroleid = $focalrole->roleid;
$role = getRoleByName($node->role->name);
if ($role instanceof Error) {
$role = addRole($node->role->name);
}
$roleid = $role->roleid;
$lt = getLinkTypeByLabel($linktypename);
$linkType = $lt->linktypeid;
// connection always public, so drawing determined by node privacy.
if ($direction == 'from') {
$connection = addConnection($node->nodeid, $roleid, $linkType, $focalnodeid, $focalroleid, 'N', "");
} else {
$connection = addConnection($focalnodeid, $focalroleid, $linkType, $node->nodeid, $roleid, 'N', "");
}
if (!$connection instanceof Error) {
// add to group
if (isset($groupid) && $groupid != "") {
$connection->addGroup($groupid);
}
$viewcon = $view->addConnection($connection->connid);
return $view;
} else {
return $connection;
}
} else {
return $focalnode;
}
} else {
return $viewnode;
}
} else {
return $node;
}
}
/**
* Return a ViewSet for the given groupid;
*/
function getConversationData($groupid)
{
$issueNodes = getNodesByGroup($groupid, 0, -1, 'date', 'DESC', '', 'Issue', 'cif');
$checkNodes = array();
$checkConns = array();
$group = new Group($groupid);
$view = new View($groupid);
if (!$issueNodes instanceof Error) {
$nodes = $issueNodes->nodes;
$count = count($nodes);
for ($i = 0; $i < $count; $i++) {
$node = $nodes[$i];
if (!$node instanceof Error) {
if (array_key_exists($node->nodeid, $checkNodes) === FALSE) {
$checkNodes[$node->nodeid] = $node->nodeid;
$view->addNode($node);
}
$conSet = getDebate($node->nodeid, 'cif');
if (!$conSet instanceof Error) {
$countj = count($conSet->connections);
for ($j = 0; $j < $countj; $j++) {
$con = $conSet->connections[$j];
if (array_key_exists($con->connid, $checkConns) === FALSE) {
$checkConns[$con->connid] = $con->connid;
$view->addConnection($con);
}
$from = $con->from;
if (!$from instanceof Error && array_key_exists($from->nodeid, $checkNodes) === FALSE) {
$checkNodes[$from->nodeid] = $from->nodeid;
$view->addNode($from);
}
$to = $con->to;
if (!$to instanceof Error && array_key_exists($to->nodeid, $checkNodes) === FALSE) {
$checkNodes[$to->nodeid] = $to->nodeid;
$view->addNode($to);
}
}
}
}
}
}
$group->view = $view;
return $group;
}