public function fromIMS($ims_file, $deleteEntities = false)
{
if ($deleteEntities) {
$this->initialize($deleteEntities);
//Initialize the lesson aspects that the user specified
}
$timestamp = time();
$zip = new Archive_zip($ims_file);
$extracted_files = $zip->extract(array('add_path' => G_LESSONSPATH . $this->lesson['id'] . "/IMS_" . $timestamp));
$total_fields = array();
$resources = array();
$tagArray = @eF_local_parseManifest(G_LESSONSPATH . $this->lesson['id'] . "/IMS_" . $timestamp);
$questions = array();
$tests = array();
$content = array();
$inContent = false;
$inTest = false;
$inQuestion = false;
$references = array();
$questionsKeys = array();
$testsKeys = array();
foreach ($tagArray as $key => $value) {
$fields = array();
switch ($value['tag']) {
case 'TITLE':
$cur = $value['parent_index'];
if ($inContent) {
$content[$cur]['name'] = $value['value'];
}
if ($inTest) {
$tests[$cur]['name'] = $value['value'];
}
break;
case 'ITEM':
$cur = $key;
if ($value['attributes']['TYPE'] != 'question' && $value['attributes']['TYPE'] != 'test') {
$inContent = true;
$inTest = false;
$inQuestion = false;
$content[$key]['lessons_ID'] = $this->lesson['id'];
$content[$key]['timestamp'] = time();
$content[$key]['ctg_type'] = 'theory';
$content[$key]['active'] = 1;
$references[$key] = $value['attributes']['IDENTIFIERREF'];
} else {
if ($value['attributes']['TYPE'] == 'test') {
$inTest = true;
$inContent = false;
$inQuestion = false;
$tests[$key]['active'] = '1';
$testsKeys[$value['attributes']['IDENTIFIERREF']] = $key;
$references[$key] = $value['attributes']['IDENTIFIERREF'];
} else {
if ($value['attributes']['TYPE'] == 'question') {
$inQuestion = true;
$inContent = false;
$inTest = false;
$questions[$key]['difficulty'] = 'medium';
//initial value
$questions[$key]['type'] = 'true_false';
//initial value
$questions[$key]['timestamp'] = time();
$questionsKeys[$value['attributes']['IDENTIFIERREF']] = $key;
$references[$key] = $value['attributes']['IDENTIFIERREF'];
}
}
}
break;
case 'RESOURCE':
$resources[$key] = $value['attributes']['IDENTIFIER'];
break;
case 'FILE':
$files[$key] = $value['attributes']['HREF'];
break;
case 'ADLCP:MAXTIMEALLOWED':
$maxtimeallowed[$key] = $value['value'];
break;
case 'ADLCP:TIMELIMITACTION':
$timelimitaction[$key] = $value['value'];
break;
case 'ADLCP:MASTERYSCORE':
$masteryscore[$key] = $value['value'];
break;
case 'ADLCP:DATAFROMLMS':
$datafromlms[$key] = $value['value'];
break;
case 'ADLCP:PREREQUISITES':
$prerequisites[$key] = $value['value'];
break;
default:
break;
}
}
foreach ($references as $key => $value) {
$ref = array_search($value, $resources);
if ($ref !== false && !is_null($ref)) {
$data = file_get_contents(G_LESSONSPATH . $this->lesson['id'] . "/IMS_" . $timestamp . "/" . $tagArray[$ref]['attributes']['HREF']);
$primitive_hrefs[$ref] = $tagArray[$ref]['attributes']['HREF'];
$path_part[$ref] = dirname($primitive_hrefs[$ref]);
foreach ($tagArray[$ref]['children'] as $value2) {
if ($tagArray[$value2]['tag'] == 'DEPENDENCY') {
$idx = array_search($tagArray[$value2]['attributes']['IDENTIFIERREF'], $resources);
foreach ($tagArray[$idx]['children'] as $value3) {
if ($tagArray[$value3]['tag'] == 'FILE') {
$data = preg_replace("#(\\.\\.\\/(\\w+\\/)*)?" . $tagArray[$value3]['attributes']['HREF'] . "#", G_LESSONSPATH . $this->lesson['id'] . "/" . $path_part[$ref] . "/\$1" . $tagArray[$value3]['attributes']['HREF'], $data);
}
}
}
}
if ($content[$key]['active'] == 1) {
$i1 = stripos($data, "<body");
$i2 = stripos($data, ">", $i1);
$i3 = strripos($data, "<script");
$data = substr($data, $i2 + 1, $i3 - $i2 - 1);
$content[$key]['data'] = $data;
} else {
if ($tests[$key]) {
$data = $data;
$tests[$key]['description'] = $data;
} else {
if ($questions[$key]) {
$data = $data;
$questions[$key]['text'] = $data;
}
}
}
}
}
$inStart = true;
foreach ($content as $key => $value) {
$cid = ef_insertTableData("content", $value);
/* TODO INDEX */
if ($inStart) {
$inStart = false;
foreach ($questions as $keyq => $valueq) {
$questions[$keyq]['content_ID'] = $cid;
}
}
}
foreach ($questions as $key => $value) {
$qid = ef_insertTableData("questions", $value);
$questions[$key]['id'] = $qid;
}
foreach ($tests as $key => $value) {
$test_content['lessons_ID'] = $this->lesson['id'];
$test_content['timestamp'] = time();
$test_content['ctg_type'] = 'tests';
$test_content['active'] = 1;
$test_content['name'] = $value['name'];
unset($value['name']);
$cid = ef_insertTableData("content", $test_content);
$value['content_id'] = $cid;
$tid = ef_insertTableData("tests", $value);
$tests[$key]['id'] = $tid;
}
eF_local_buildDirectories(G_LESSONSPATH . $this->lesson['id'] . "/", G_LESSONSPATH . $this->lesson['id'] . "/IMS_" . $timestamp);
foreach ($files as $key => $value) {
// if (!in_array($value, $primitive_hrefs))
// {
$newhref = $tagArray[$tagArray[$key]['parent_index']]['attributes']['XML:BASE'];
//copy(G_LESSONSPATH.$this->lesson['id']."/IMS_".$timestamp."/".trim($newhref,"/")."/".trim($value,"/"), G_LESSONSPATH.$this->lesson['id']."/".trim($newhref,"/")."/".trim($value,"/"));
// }
}
$cur_dir = getcwd();
chdir(G_LESSONSPATH . $this->lesson['id'] . "/IMS_" . $timestamp);
$filelist = eF_getDirContents();
foreach ($filelist as $value) {
copy($value, G_LESSONSPATH . $this->lesson['id'] . "/" . $value);
}
chdir($cur_dir);
foreach ($prerequisites as $key => $value) {
foreach ($tagArray as $key2 => $value2) {
if (isset($value2['attributes']['IDENTIFIER']) && $value2['attributes']['IDENTIFIER'] == $value) {
unset($fields_insert);
$fields_insert['users_LOGIN'] = "******";
$fields_insert['content_ID'] = $tagArray[$tagArray[$key]['parent_index']]['this_id'];
$fields_insert['rule_type'] = "hasnot_seen";
$fields_insert['rule_content_ID'] = $value2['this_id'];
$fields_insert['rule_option'] = 0;
//eF_insertTableData("rules", $fields_insert);
}
}
}
//read the special EfrontLesson.xml
$xmlfile = G_LESSONSPATH . $this->lesson['id'] . "/IMS_" . $timestamp . "/EfrontLesson.xml";
$xml = simplexml_load_file($xmlfile);
for ($i = 0; $i < sizeof($xml->conditions->condition); $i++) {
$condition = array();
$condition['type'] = (string) $xml->conditions->condition[$i]->type;
$condition['options'] = (string) $xml->conditions->condition[$i]->options;
$condition['relation'] = (string) $xml->conditions->condition[$i]->relation;
$condition['lessons_ID'] = $this->lesson['id'];
$cid = ef_insertTableData("lesson_conditions", $condition);
}
for ($i = 0; $i < sizeof($xml->glossary->word); $i++) {
$glossary = array();
$glossary['name'] = (string) $xml->glossary->word[$i]->name;
$glossary['type'] = (string) $xml->glossary->word[$i]->type;
$glossary['info'] = (string) $xml->glossary->word[$i]->info;
$glossary['active'] = (string) $xml->glossary->word[$i]->active;
$glossary['lessons_ID'] = $this->lesson['id'];
$cid = ef_insertTableData("glossary", $glossary);
}
for ($i = 0; $i < sizeof($xml->questions->question); $i++) {
$update = array();
$refid = (string) $xml->questions->question[$i]->refid;
$qk = $questionsKeys[$refid];
$qid = $questions[$qk]['id'];
$update['type'] = (string) $xml->questions->question[$i]->type;
$update['difficulty'] = (string) $xml->questions->question[$i]->difficulty;
$update['options'] = (string) $xml->questions->question[$i]->options;
$update['answer'] = (string) $xml->questions->question[$i]->answer;
$update['explanation'] = (string) $xml->questions->question[$i]->explanation;
ef_updateTableData("questions", $update, "id = {$qid}");
}
for ($i = 0; $i < sizeof($xml->tests->test); $i++) {
$update = array();
$refid = (string) $xml->tests->test[$i]->refid;
$tk = $testsKeys[$refid];
$tid = $tests[$tk]['id'];
$update['duration'] = (string) $xml->tests->test[$i]->duration;
$update['redoable'] = (string) $xml->tests->test[$i]->redoable;
$update['onebyone'] = (string) $xml->tests->test[$i]->onebyone;
$update['answers'] = (string) $xml->tests->test[$i]->answers;
$update['shuffle_questions'] = (string) $xml->tests->test[$i]->shuffle_questions;
$update['shuffle_answers'] = (string) $xml->tests->test[$i]->shuffle_answers;
$update['given_answers'] = (string) $xml->tests->test[$i]->given_answers;
ef_updateTableData("tests", $update, "id=" . $tid);
for ($j = 0; $j < sizeof($xml->tests->test[$i]->questions->question); $j++) {
$testQuestions = array();
$refid = (string) $xml->tests->test[$i]->questions->question[$j]->refid;
$qk = $questionsKeys[$refid];
$qid = $questions[$qk]['id'];
$previd = (string) $xml->tests->test[$i]->questions->question[$j]->previous;
if ($previd != "q0") {
$pk = $questionsKeys[$previd];
$pid = $questions[$pk]['id'];
} else {
$pid = 0;
}
$testQuestions['tests_ID'] = $tid;
$testQuestions['questions_ID'] = $qid;
$testQuestions['previous_question_ID'] = $pid;
$testQuestions['weight'] = (string) $xml->tests->test[$i]->questions->question[$j]->weight;
ef_insertTableData("tests_to_questions", $testQuestions);
}
}
}
private function setRefreshRate($rate)
{
ef_updateTableData('module_chat_config', array('refresh_rate' => $rate));
}