public static function createPage()
{
if (!isset($_POST['action']) || $_POST['action'] == '') {
PAG_Item_Import::HTML_uploadForm();
}
if ($_POST['action'] == 'upload') {
// checks for errors and that file is uploaded
if ($_FILES['uploadedfile']['error'] == UPLOAD_ERR_OK && is_uploaded_file($_FILES['uploadedfile']['tmp_name'])) {
// TODO: check file format parameter (ILIAS5, ...)
$ilias = new EXP_Ilias();
$items = $ilias->uploadFile($_FILES['uploadedfile']);
if (is_string($items)) {
printf("<div class='wrap'><h1>%s</h1></div>", $items);
} else {
PAG_Item_Import::HTML_itemlist($items, $ilias->dir, $ilias->name);
}
} else {
printf("<div class='wrap'><h1>Error %s</h1></div>", $_FILES['uploadedfile']['error']);
}
}
if ($_POST['action'] == 'import') {
$ilias = new EXP_Ilias($_POST['file_dir'], $_POST['file_name']);
$items = $ilias->loadAllItems();
foreach ($_POST["import"] as $importIdent) {
$item = $items[$importIdent];
// update with metadata
$item->learnout_id = $_POST[$importIdent . '_learnout_id'];
$item->level["FW"] = $_POST[$importIdent . '__level_FW'];
$item->level["KW"] = $_POST[$importIdent . '__level_KW'];
$item->level["PW"] = $_POST[$importIdent . '__level_PW'];
// save
$ilias->saveItem($item, $_POST[$importIdent . '__taxonomy']);
printf("<br/>Save item with id %s and ident %s", $item->id, $importIdent);
}
}
}
public function process_bulk_action()
{
// security check!
if (isset($_POST['_wpnonce']) && !empty($_POST['_wpnonce'])) {
$nonce = filter_input(INPUT_POST, '_wpnonce', FILTER_SANITIZE_STRING);
$action = 'bulk-' . $this->_args['plural'];
if (!wp_verify_nonce($nonce, $action)) {
wp_die('Nope! Security check failed!');
}
}
$action = $this->current_action();
switch ($action) {
case 'removefrombasket':
$b_old = get_user_meta(get_current_user_id(), 'itembasket', true);
if ($_REQUEST['itemids'] != null) {
$b_new = array_diff($b_old, $_REQUEST['itemids']);
}
if ($_REQUEST['itemid'] != null) {
$b_new = array_diff($b_old, array($_REQUEST['itemid']));
}
$x = update_user_meta(get_current_user_id(), 'itembasket', $b_new);
return 'removefrombasket';
case 'exportILIAS5':
$ilias = new EXP_Ilias();
$link = $ilias->generateExport($_REQUEST['itemids']);
printf("<h2><a href='%s'>Download</a></h2>", $link);
// echo (implode (',', $_REQUEST['itemids']) . ' sollen in das ILIAS-Format exportiert werden.');
// echo ("</br><a href='". plugins_url('download.php', __FILE__) . "?itemids=" . implode (',', $_REQUEST['itemids']) . "'>Download (" . count($_REQUEST['itemids']) . " Items)</a>");
// echo (plugins_url('download.php', __FILE__));
// echo ("<script>window.open('http://www.colorado.edu/conflict/peace/download/peace_essay.ZIP');</script>");
// echo ("<script>document.location = 'data:application/octet-stream,field1%2Cfield2%0Afoo%2Cbar%0Agoo%2Cgai%0A';</script>");
return 'exportILIAS5';
case 'viewitems':
return 'viewitems';
default:
// do nothing or something else
return;
break;
}
return;
}
public static function createPageView()
{
$itemids = array();
/* try to get learning outcomes */
$post_label = "Learning Outcome";
if ($_REQUEST['learnoutid'] != null) {
$itemids = [$_REQUEST['learnoutid']];
}
if ($_REQUEST['learnoutids'] != null) {
if (is_array($_REQUEST['learnoutids'])) {
$itemids = $_REQUEST['learnoutids'];
}
if (is_string($_REQUEST['learnoutids'])) {
$itemids = explode(",", $_REQUEST["learnoutids"]);
}
}
if (count($itemids) == 0) {
// no learning outcomes found --> get reviews
$post_label = "Review";
if ($_REQUEST['reviewid'] != null) {
$itemids = [$_REQUEST['reviewid']];
}
if ($_REQUEST['reviewids'] != null) {
if (is_array($_REQUEST['reviewids'])) {
$itemids = $_REQUEST['reviewids'];
}
if (is_string($_REQUEST['reviewids'])) {
$itemids = explode(",", $_REQUEST["reviewids"]);
}
}
}
if (count($itemids) == 0) {
// nothing found --> get items
$post_label = "Item";
if ($_REQUEST['itemid'] != null) {
$itemids = [$_REQUEST['itemid']];
}
if ($_REQUEST['itemids'] != null) {
if (is_array($_REQUEST['itemids'])) {
$itemids = $_REQUEST['itemids'];
}
if (is_string($_REQUEST['itemids'])) {
$itemids = explode(",", $_REQUEST["itemids"]);
}
}
// fallback: get items from basket
if (count($itemids) == 0) {
$itemids = RoleTaxonomy::getCurrentBasket();
}
// get_user_meta(get_current_user_id(), 'itembasket', true);
}
$html_list = "";
$html_select = "<form><select onChange='for (x=0; x<this.form.nextSibling.childNodes.length; x++) { this.form.nextSibling.childNodes[x].style.display = ((this.value<0) || (this.value==x)) ? \"block\" : \"none\"; }'>";
$html_select .= sprintf('<option value="-1" selected>[All %1$d %2$ss]</option>', count($itemids), $post_label);
$count = 0;
$items = array();
foreach ($itemids as $item_id) {
$post = get_post($item_id);
if ($post == null) {
continue;
}
$item = null;
if ($post->post_type == 'itemsc') {
$item = new EAL_ItemSC();
}
if ($post->post_type == 'itemmc') {
$item = new EAL_ItemMC();
}
if ($post->post_type == 'learnout') {
$item = new EAL_LearnOut();
}
if ($post->post_type == 'review') {
$item = new EAL_Review();
}
if ($item != null) {
$item->loadById($item_id);
$html_select .= sprintf("<option value='%d'>%s</option>", $count, $post->post_type == 'review' ? $item->getItem()->title : $item->title);
$html_list .= sprintf("<div style='margin-top:2em;'><hr/>%s<br style='clear:both;'/></div>", substr($post->post_type, 0, 4) == "item" ? CPT_Item::getHTML_Item($item, FALSE) : ($post->post_type == 'learnout' ? CPT_LearnOut::getHTML_LearnOut($item) : CPT_Review::getHTML_Review($item)));
$count++;
array_push($items, $item);
}
}
$html_select .= "</select> <input type='checkbox' checked \r\n\t\t\tonChange='for (x=0; x<this.form.nextSibling.childNodes.length; x++) { this.form.nextSibling.childNodes[x].querySelector(\"#postbox-container-1\").style.display = (this.checked==true) ? \"block\" : \"none\"; }'/> Show Metadata</form>";
if ($post_label == "Item") {
$html_info = sprintf("<form style='margin-top:5em' enctype='multipart/form-data' action='admin.php?page=view&download=1&itemids=%s' method='post'><table class='form-table'><tbody'>", implode(",", $itemids));
$html_info .= sprintf("<tr><th style='padding-top:0px; padding-bottom:0px;'><label>%s</label></th>", "Number of Items");
$html_info .= sprintf("<td style='padding-top:0px; padding-bottom:0px;'>");
$html_info .= sprintf("<input style='width:5em' type='number' value='%d' readonly/>", count($items));
$html_info .= sprintf("</td></tr>");
// Min / Max for all categories
$categories = array("type", "dim", "level", "topic1");
foreach ($categories as $category) {
$html_info .= sprintf("<tr><th style='padding-bottom:0.5em;'><label>%s</label></th></tr>", EAL_Item::$category_label[$category]);
foreach (PAG_Explorer::groupBy($category, $items, NULL, true) as $catval => $catitems) {
$html_info .= sprintf("<tr><td style='padding-top:0px; padding-bottom:0px;'><label>%s</label></td>", $category == "topic1" ? $catval : EAL_Item::$category_value_label[$category][$catval]);
$html_info .= sprintf("<td style='padding-top:0px; padding-bottom:0px;'>");
$html_info .= sprintf("<input style='width:5em' type='number' value='%d' readonly/>", count($catitems));
$html_info .= sprintf("</td></tr>");
}
}
$html_info .= sprintf("<tr><th><button type='submit' name='action' value='download'>Download</button></th><tr>");
$html_info .= sprintf("</tbody></table></form></div>");
}
printf('<div class="wrap"><h1>%1$s Viewer</h1>', $post_label);
if ($_REQUEST['download'] == '1') {
$ilias = new EXP_Ilias();
$link = $ilias->generateExport($itemids);
printf("<h2><a href='%s'>Download</a></h2>", $link);
}
if (count($itemids) > 1 || count($itemids) == 1) {
print $html_select;
print "<div style='margin-top:2em'>{$html_list}{$html_info}</div>";
} else {
print "<div style='margin-top:2em'>{$html_list}</div>";
}
print "</div>";
}
private function createQTI($itemids)
{
$dom = DOMDocument::loadXML('<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE questestinterop SYSTEM "ims_qtiasiv1p2p1.dtd">
<questestinterop></questestinterop>
');
foreach ($itemids as $item_id) {
$post = get_post($item_id);
if ($post == null) {
continue;
}
if ($post->post_type == 'itemsc') {
$item = new EAL_ItemSC();
$item_data = array("questiontype" => "SINGLE CHOICE QUESTION", "ident" => "MCSR", "rcardinality" => "Single");
}
if ($post->post_type == 'itemmc') {
$item = new EAL_ItemMC();
$item_data = array("questiontype" => "MULTIPLE CHOICE QUESTION", "ident" => "MCMR", "rcardinality" => "Multiple");
}
$item->loadById($item_id);
$xml_IT = $dom->createElement("item");
$xml_IT->setAttribute("ident", "il_0_qst_{$item_id}");
$xml_IT->setAttribute("title", $item->title);
$xml_IT->setAttribute("maxattempts", 1);
$xml_IT->appendChild($dom->createElement("qticomment", "[EALID:{$item_id}]"));
$xml_IT->appendChild($dom->createElement("duration", "P0Y0M0DT0H1M0S"));
/* QTI Metadata*/
$xml_QM = $dom->createElement("qtimetadata");
$meta = array("ILIAS_VERSION" => "5.0.8 2015-11-24", "QUESTIONTYPE" => $item_data["questiontype"], "AUTHOR" => get_the_author_meta('login', get_post_field('post_author', $post->ID)), "additional_cont_edit_mode" => "default", "externalId" => "il_0_qst_{$item_id}", "ealid" => $item_id, "thumb_size" => "", "feedback_setting" => 1);
foreach ($meta as $key => $value) {
$x = $dom->createElement("qtimetadatafield");
$x->appendChild($dom->createElement("fieldlabel", $key));
$x->appendChild($dom->createElement("fieldentry", $value));
$xml_QM->appendChild($x);
}
$xml_IM = $dom->createElement("itemmetadata");
$xml_IM->appendChild($xml_QM);
$xml_IT->appendChild($xml_IM);
/* Presentation */
$xml_PR = $dom->createElement("presentation");
$xml_PR->setAttribute("label", $item->title);
$xml_FL = $dom->createElement("flow");
$xml_FL->appendChild(EXP_Ilias::createMaterialElement($dom, "text/html", $item->description . "<hr/>" . $item->question));
$xml_RL = $dom->createElement("response_lid");
$xml_RL->setAttribute("ident", $item_data["ident"]);
$xml_RL->setAttribute("rcardinality", $item_data["rcardinality"]);
$xml_RC = $dom->createElement("render_choice");
$xml_RC->setAttribute("shuffle", "Yes");
foreach ($item->answers as $number => $answer) {
$xml_LAB = $dom->createElement("response_label");
$xml_LAB->setAttribute("ident", $number);
$xml_LAB->appendChild(EXP_Ilias::createMaterialElement($dom, "text/plain", $answer["answer"]));
$xml_RC->appendChild($xml_LAB);
}
$xml_RL->appendChild($xml_RC);
$xml_FL->appendChild($xml_RL);
$xml_PR->appendChild($xml_FL);
$xml_IT->appendChild($xml_PR);
$xml_RP = $dom->createElement("resprocessing");
$xml_OC = $dom->createElement("outcomes");
$xml_DV = $dom->createElement("decvar");
$xml_OC->appendChild($xml_DV);
$xml_RP->appendChild($xml_OC);
foreach ($item->answers as $number => $answer) {
foreach (array(1, 0) as $checked) {
$xml_RC = $dom->createElement("respcondition");
$xml_RC->setAttribute("continue", "Yes");
$xml_CV = $dom->createElement("conditionvar");
$xml_NO = $dom->createElement("not");
$xml_VE = $dom->createElement("varequal", $number);
$xml_VE->setAttribute("respident", $item_data["ident"]);
if ($checked == 1) {
$xml_CV->appendChild($xml_VE);
} else {
$xml_NO->appendChild($xml_VE);
$xml_CV->appendChild($xml_NO);
}
$xml_RC->appendChild($xml_CV);
// if ($item->type == "itemsc") array_push ($item->answers, array ("answer" => $v["text"], "points" => $v["positive"]));
// if ($item->type == "itemmc") array_push ($item->answers, array ("answer" => $v["text"], "positive" => $v["positive"], "negative" => $v["negative"]));
if ($item->type == "itemsc") {
$xml_SV = $dom->createElement("setvar", $checked == 1 ? $answer['points'] : 0);
}
if ($item->type == "itemmc") {
$xml_SV = $dom->createElement("setvar", $checked == 1 ? $answer['positive'] : $answer['negative']);
}
$xml_SV->setAttribute("action", "Add");
$xml_RC->appendChild($xml_SV);
$xml_RP->appendChild($xml_RC);
}
}
$xml_IT->appendChild($xml_RP);
$dom->documentElement->appendChild($xml_IT);
}
return $dom;
}
