/**
* Fetches Statements from the LRS. This is used for completion tracking - we check for a statement matching certain criteria for each learner.
*
* @package mod_tincanlaunch
* @category tincan
* @param string $url LRS endpoint URL
* @param string $basicLogin login/key for the LRS
* @param string $basicPass pass/secret for the LRS
* @param string $version version of xAPI to use
* @param string $activityid Activity Id to filter by
* @param TinCan Agent $agent Agent to filter by
* @param string $verb Verb Id to filter by
* @return TinCan LRS Response
*/
function tincanlaunch_get_statements($url, $basicLogin, $basicPass, $version, $activityid, $agent, $verb)
{
$lrs = new \TinCan\RemoteLRS($url, $version, $basicLogin, $basicPass);
$statementsQuery = array("agent" => $agent, "verb" => new \TinCan\Verb(array("id" => trim($verb))), "activity" => new \TinCan\Activity(array("id" => trim($activityid))), "related_activities" => "false", "format" => "ids");
//Get all the statements from the LRS
$statementsResponse = $lrs->queryStatements($statementsQuery);
if ($statementsResponse->success == false) {
return $statementsResponse;
}
$allTheStatements = $statementsResponse->content->getStatements();
$moreStatementsURL = $statementsResponse->content->getMore();
while (!is_null($moreStatementsURL)) {
$moreStmtsResponse = $lrs->moreStatements($moreStatementsURL);
if ($moreStmtsResponse->success == false) {
return $moreStmtsResponse;
}
$moreStatements = $moreStmtsResponse->content->getStatements();
$moreStatementsURL = $moreStmtsResponse->content->getMore();
//Note: due to the structure of the arrays, array_merge does not work as expected.
foreach ($moreStatements as $moreStatement) {
array_push($allTheStatements, $moreStatement);
}
}
return new \TinCan\LRSResponse($statementsResponse->success, $allTheStatements, $statementsResponse->httpResponse);
}
<?php
$loader = (require 'vendor/autoload.php');
$lrs = new TinCan\RemoteLRS('http://cloud.scorm.com/tc/public', '1.0.1', 'user', 'pass');
$response = $lrs->queryStatements(['limit' => 2]);
print_r($response);
