$groups = array();
foreach ($topicspacedata as $nodearray) {
$nodeString = $nodearray[0];
$nodeid = $nodearray[0];
if (strpos($nodeString, '/') !== FALSE) {
$bits = explode('/', $nodeString);
$nodeid = $bits[count($bits) - 1];
$node = getNode($nodeid);
if (!$node instanceof Error) {
$nodeString = $node->name;
$role = $node->role->name;
$homepage = "";
if (isset($node->homepage) && $node->homepage != "") {
$homepage = $node->homepage;
}
$next = array("x" => jitterme($nodearray[1]), "y" => jitterme($nodearray[2]), "size" => 10, "shape" => "circle", "id" => $nodeid, "name" => $nodeString, "nodetype" => $role, "homepage" => $homepage, "color" => "#282DF8");
if (!array_key_exists($role, $groups)) {
$groups[$role] = array();
}
array_push($groups[$role], (object) $next);
}
}
}
foreach ($groups as $key => $values) {
$next = array("key" => $key, "values" => $values);
array_push($data, (object) $next);
}
}
function jitterme($num)
{
global $jitterArray;
/**
* Load the data for the Bias Space visulaisation
* @param url the url for the CIF data to load
* @param timeout how long (in seconds) to cache the visualisation data
* before it is considered out of date and should be refetched and recalculated.
* Defaults to 60 seconds.
* @return an array of arrays of the data loaded from the CIF
* converted to the structure required by the Bias Space visualisation.
*/
function getBiasSpaceData($url, $timeout = 60)
{
global $CFG, $HUB_CACHE;
$withhistory = false;
$withvotes = false;
$withposts = false;
$data = $HUB_CACHE->getObjData($CFG->VIS_PAGE_BIASSPACE . $url . $withhistory . $withvotes . $withposts);
if ($data === FALSE) {
//error_log("DATA not FOUND: getBiasSpaceData");
$reader = $HUB_CACHE->getObjData('reader' . $url . $withhistory . $withvotes . $withposts);
if ($reader === FALSE) {
error_log("READER not FOUND: getBiasSpaceData");
$reader = new catalyst_jsonld_reader();
$reader = $reader->load($url, $timeout, $withhistory, $withvotes, $withposts);
$HUB_CACHE->setObjData('reader' . $url . $withhistory . $withvotes . $withposts, $reader, $timeout);
} else {
error_log("READER FOUND: getBiasSpaceData");
}
//$reader = new catalyst_jsonld_reader();
//$reader = $reader->load($url,$timeout,$withhistory,$withvotes,$withposts);
$data = array();
if (!$reader instanceof Error) {
$nodes = $reader->nodeSet->nodes;
$count = count($nodes);
$nodeArray = array();
for ($i = 0; $i < $count; $i++) {
$node = $nodes[$i];
$nodeArray[$node->nodeid] = $node;
}
// GET METRICS
$metric = 'support_space_post_coordinates';
$reply = "";
if ($url == $CFG->homeAddress . 'testing/designcommunity.json') {
$reply = getCannedResults($CFG->homeAddress . 'testing/designcommunityBiasSpace.json');
} else {
$reply = getMetrics($url, $metric);
}
// {warnings: [string,* ], responses: [ result,* ] }
$replyObj = json_decode($reply);
$results = $replyObj->responses;
if (!isset($results[0]->error) && isset($results[0]->data)) {
$biasspacedata = $results[0]->data;
$groups = array();
foreach ($biasspacedata as $nodearray) {
$nodeString = $nodearray[0];
$nodeid = $nodearray[0];
if (array_key_exists($nodeid, $nodeArray)) {
$node = $nodeArray[$nodeid];
$nodeString = $node->name;
$role = $node->rolename;
$homepage = "";
if (isset($node->homepage) && $node->homepage != "") {
$homepage = $node->homepage;
}
$next = array("x" => jitterme($nodearray[1]), "y" => jitterme($nodearray[2]), "size" => 10, "shape" => "circle", "id" => $nodeid, "name" => $nodeString, "nodetype" => $role, "homepage" => $homepage);
if (!array_key_exists($role, $groups)) {
$groups[$role] = array();
}
array_push($groups[$role], (object) $next);
}
}
foreach ($groups as $key => $values) {
$next = array("key" => $key, "values" => $values);
array_push($data, (object) $next);
}
}
}
$HUB_CACHE->setObjData($CFG->VIS_PAGE_BIASSPACE . $url . $withhistory . $withvotes . $withposts, $data, $timeout);
} else {
//error_log("DATA FOUND: getBiasSpaceData");
}
return $data;
}
