waet-hammond-1

<?php

// need to generate an array $tests containing the tests in the order they should be executed

  $lang='';

  $baseUrl = 'index.html?url=hammond/tests'.$lang.'/';

  $preSurvey = $defaultTestEntry;

  $preSurvey['url'] = $baseUrl.'pre_survey.xml';

  $preSurvey['string'] = 'Survey';

  $trainingVideo = $defaultTestEntry;

  $trainingVideo['url'] = 'embedded_player.php?v=kcRtyvQxbgU';

  $trainingVideo['string'] = 'Training video';

  $trainingSamples = $defaultTestEntry;

  $trainingSamples['url'] = $baseUrl.'training.xml';

  $trainingSamples['string'] = 'Training samples';

  $postSurvey = $defaultTestEntry;

  $postSurvey['url'] = $baseUrl.'post_survey.xml';

  $postSurvey['string'] = 'Post-survey';

  $abTests = Array($defaultTestEntry, $defaultTestEntry, $defaultTestEntry);

  $abTests[0]['url'] = $baseUrl.'AB-p-s.xml';

  $abTests[0]['string'] = 'A/B pressed/struck';

  $abTests[1]['url'] = $baseUrl.'AB-ps-pf.xml';

  $abTests[1]['string'] = 'A/B fast/slow pressed';

  $abTests[2]['url'] = $baseUrl.'AB-ss-sf.xml';

  $abTests[2]['string'] = 'A/B fast/slow struck';

  $likertTest = $defaultTestEntry;

  $likertTest['url'] = $baseUrl.'labelling.xml';

  $likertTest['string'] = 'Labelling';

  // the shuffling of the elements is bound to the last 8 characters of $id

  $seed = hexdec(substr($id, -8)); 

  //shuffling only the order of the ABtests

  fisherYatesShuffle($abTests, $seed);

  $tests = array_merge(Array($preSurvey), Array($trainingVideo), Array($trainingSamples), $abTests, Array($likertTest));