PHP Exercise::selectId方法代码示例

/**
 * Imports an exercise in QTI format if the XML structure can be found in it
 * @param array $file
 * @return an array as a backlog of what was really imported, and error or debug messages to display
 */
function import_exercise($file)
{
    global $exercise_info;
    global $element_pile;
    global $non_HTML_tag_to_avoid;
    global $record_item_body;
    // used to specify the question directory where files could be found in relation in any question
    global $questionTempDir;
    $archive_path = api_get_path(SYS_ARCHIVE_PATH) . 'qti2';
    $baseWorkDir = $archive_path;
    if (!is_dir($baseWorkDir)) {
        mkdir($baseWorkDir, api_get_permissions_for_new_directories(), true);
    }
    $uploadPath = '/';
    // set some default values for the new exercise
    $exercise_info = array();
    $exercise_info['name'] = preg_replace('/.zip$/i', '', $file);
    $exercise_info['question'] = array();
    $element_pile = array();
    // create parser and array to retrieve info from manifest
    $element_pile = array();
    //pile to known the depth in which we are
    //$module_info = array (); //array to store the info we need
    // if file is not a .zip, then we cancel all
    if (!preg_match('/.zip$/i', $file)) {
        return 'UplZipCorrupt';
    }
    // unzip the uploaded file in a tmp directory
    if (!get_and_unzip_uploaded_exercise($baseWorkDir, $uploadPath)) {
        return 'UplZipCorrupt';
    }
    // find the different manifests for each question and parse them.
    $exerciseHandle = opendir($baseWorkDir);
    //$question_number = 0;
    $file_found = false;
    $operation = false;
    $result = false;
    $filePath = null;
    // parse every subdirectory to search xml question files
    while (false !== ($file = readdir($exerciseHandle))) {
        if (is_dir($baseWorkDir . '/' . $file) && $file != "." && $file != "..") {
            // Find each manifest for each question repository found
            $questionHandle = opendir($baseWorkDir . '/' . $file);
            while (false !== ($questionFile = readdir($questionHandle))) {
                if (preg_match('/.xml$/i', $questionFile)) {
                    $result = parse_file($baseWorkDir, $file, $questionFile);
                    $filePath = $baseWorkDir . $file;
                    $file_found = true;
                }
            }
        } elseif (preg_match('/.xml$/i', $file)) {
            // Else ignore file
            $result = parse_file($baseWorkDir, '', $file);
            $filePath = $baseWorkDir . '/' . $file;
            $file_found = true;
        }
    }
    if (!$file_found) {
        return 'NoXMLFileFoundInTheZip';
    }
    if ($result == false) {
        return false;
    }
    $doc = new DOMDocument();
    $doc->load($filePath);
    $encoding = $doc->encoding;
    // 1. Create exercise.
    $exercise = new Exercise();
    $exercise->exercise = $exercise_info['name'];
    $exercise->save();
    $last_exercise_id = $exercise->selectId();
    if (!empty($last_exercise_id)) {
        // For each question found...
        foreach ($exercise_info['question'] as $question_array) {
            //2. Create question
            $question = new Ims2Question();
            $question->type = $question_array['type'];
            $question->setAnswer();
            $question->updateTitle(formatText($question_array['title']));
            //$question->updateDescription($question_array['title']);
            $type = $question->selectType();
            $question->type = constant($type);
            $question->save($last_exercise_id);
            $last_question_id = $question->selectId();
            //3. Create answer
            $answer = new Answer($last_question_id);
            $answer->new_nbrAnswers = count($question_array['answer']);
            $totalCorrectWeight = 0;
            foreach ($question_array['answer'] as $key => $answers) {
                $split = explode('_', $key);
                $i = $split[1];
                // Answer
                $answer->new_answer[$i] = formatText($answers['value']);
                // Comment
                $answer->new_comment[$i] = isset($answers['feedback']) ? formatText($answers['feedback']) : null;
//.........这里部分代码省略.........

    // if the specified exercise doesn't exist or is disabled
    if (!$objExercise->read($exerciseId) && !$is_editor) {
        $tool_content .= $langExerciseNotFound;
        draw($tool_content, 2);
        exit;
    }
    // saves the object into the session
    $_SESSION['objExercise'][$exerciseId] = $objExercise;
}
$exerciseTitle = $objExercise->selectTitle();
$exerciseDescription = $objExercise->selectDescription();
$randomQuestions = $objExercise->isRandom();
$exerciseType = $objExercise->selectType();
$exerciseTimeConstraint = $objExercise->selectTimeConstraint();
$exerciseAllowedAttempts = $objExercise->selectAttemptsAllowed();
$eid_temp = $objExercise->selectId();
$recordStartDate = date("Y-m-d H:i:s", time());
$temp_CurrentDate = date("Y-m-d H:i");
$temp_StartDate = $objExercise->selectStartDate();
$temp_EndDate = $objExercise->selectEndDate();
$temp_StartDate = mktime(substr($temp_StartDate, 11, 2), substr($temp_StartDate, 14, 2), 0, substr($temp_StartDate, 5, 2), substr($temp_StartDate, 8, 2), substr($temp_StartDate, 0, 4));
$temp_EndDate = mktime(substr($temp_EndDate, 11, 2), substr($temp_EndDate, 14, 2), 0, substr($temp_EndDate, 5, 2), substr($temp_EndDate, 8, 2), substr($temp_EndDate, 0, 4));
$temp_CurrentDate = mktime(substr($temp_CurrentDate, 11, 2), substr($temp_CurrentDate, 14, 2), 0, substr($temp_CurrentDate, 5, 2), substr($temp_CurrentDate, 8, 2), substr($temp_CurrentDate, 0, 4));
if (!$is_editor) {
    $error = FALSE;
    // check if exercise has expired or is active
    $currentAttempt = Database::get()->querySingle("SELECT COUNT(*) AS count FROM exercise_user_record\n                                                  WHERE eid = ?d AND uid = ?d", $eid_temp, $uid)->count;
    ++$currentAttempt;
    if ($exerciseAllowedAttempts > 0 and $currentAttempt > $exerciseAllowedAttempts) {
        $message = $langExerciseMaxAttemptsReached;
        $error = TRUE;

 /**
  * Copies an exercise (duplicate all questions and answers)
  */
 public function copy_exercise()
 {
     $original_exercise = $this;
     $exercise_obj = new Exercise();
     $exercise_obj->setCategoriesGrouping(false);
     $exercise_obj->read($this->id);
     // force the creation of a new exercise
     $exercise_obj->updateTitle($exercise_obj->selectTitle() . ' - ' . get_lang('Copy'));
     //Hides the new exercise
     $exercise_obj->updateStatus(false);
     $exercise_obj->updateId(0);
     $exercise_obj->save();
     $exercise_obj->save_exercise_list_order($this->course['real_id'], api_get_session_id());
     $new_exercise_id = $exercise_obj->selectId();
     if ($new_exercise_id) {
         $original_exercise->copy_exercise_categories($exercise_obj);
         $question_list = $exercise_obj->getQuestionListWithMediasUncompressed();
         if (!empty($question_list)) {
             //Question creation
             foreach ($question_list as $old_question_id) {
                 $old_question_obj = Question::read($old_question_id);
                 $new_id = $old_question_obj->duplicate();
                 if ($new_id) {
                     $new_question_obj = Question::read($new_id);
                     if (isset($new_question_obj) && $new_question_obj) {
                         $new_question_obj->addToList($new_exercise_id);
                         // This should be moved to the duplicate function
                         $new_answer_obj = new Answer($old_question_id);
                         //$new_answer_obj->read();
                         $new_answer_obj->duplicate($new_id);
                     }
                 }
             }
         }
     }
 }

/**
 * Main function to import the Aiken exercise
 * @return mixed True on success, error message on failure
 */
function aiken_import_exercise($file)
{
    global $exercise_info;
    global $element_pile;
    global $non_HTML_tag_to_avoid;
    global $record_item_body;
    // used to specify the question directory where files could be found in relation in any question
    global $questionTempDir;
    $archive_path = api_get_path(SYS_ARCHIVE_PATH) . 'aiken';
    $baseWorkDir = $archive_path;
    if (!is_dir($baseWorkDir)) {
        mkdir($baseWorkDir, api_get_permissions_for_new_directories(), true);
    }
    $uploadPath = '/';
    // set some default values for the new exercise
    $exercise_info = array();
    $exercise_info['name'] = preg_replace('/.(zip|txt)$/i', '', $file);
    $exercise_info['question'] = array();
    $element_pile = array();
    // create parser and array to retrieve info from manifest
    $element_pile = array();
    //pile to known the depth in which we are
    // if file is not a .zip, then we cancel all
    if (!preg_match('/.(zip|txt)$/i', $file)) {
        //Display :: display_error_message(get_lang('YouMustUploadAZipOrTxtFile'));
        return 'YouMustUploadAZipOrTxtFile';
    }
    // unzip the uploaded file in a tmp directory
    if (preg_match('/.(zip|txt)$/i', $file)) {
        if (!get_and_unzip_uploaded_exercise($baseWorkDir, $uploadPath)) {
            return 'ThereWasAProblemWithYourFile';
        }
    }
    // find the different manifests for each question and parse them
    $exerciseHandle = opendir($baseWorkDir);
    $file_found = false;
    $operation = false;
    $result = false;
    // Parse every subdirectory to search txt question files
    while (false !== ($file = readdir($exerciseHandle))) {
        if (is_dir($baseWorkDir . '/' . $file) && $file != "." && $file != "..") {
            //find each manifest for each question repository found
            $questionHandle = opendir($baseWorkDir . '/' . $file);
            while (false !== ($questionFile = readdir($questionHandle))) {
                if (preg_match('/.txt$/i', $questionFile)) {
                    $result = aiken_parse_file($exercise_info, $baseWorkDir, $file, $questionFile);
                    $file_found = true;
                }
            }
        } elseif (preg_match('/.txt$/i', $file)) {
            $result = aiken_parse_file($exercise_info, $baseWorkDir, '', $file);
            $file_found = true;
        }
        // else ignore file
    }
    if (!$file_found) {
        $result = 'NoTxtFileFoundInTheZip';
    }
    if ($result !== true) {
        return $result;
    }
    // Add exercise in tool
    // 1.create exercise
    $exercise = new Exercise();
    $exercise->exercise = $exercise_info['name'];
    $exercise->save();
    $last_exercise_id = $exercise->selectId();
    if (!empty($last_exercise_id)) {
        // For each question found...
        foreach ($exercise_info['question'] as $key => $question_array) {
            //2.create question
            $question = new Aiken2Question();
            $question->type = $question_array['type'];
            $question->setAnswer();
            $question->updateTitle($question_array['title']);
            $question->updateDescription($question_array['description']);
            $type = $question->selectType();
            $question->type = constant($type);
            $question->save($last_exercise_id);
            $last_question_id = $question->selectId();
            //3.create answer
            $answer = new Answer($last_question_id);
            $answer->new_nbrAnswers = count($question_array['answer']);
            $max_score = 0;
            foreach ($question_array['answer'] as $key => $answers) {
                $key++;
                $answer->new_answer[$key] = $answers['value'];
                $answer->new_position[$key] = $key;
                // Correct answers ...
                if (in_array($key, $question_array['correct_answers'])) {
                    $answer->new_correct[$key] = 1;
                    $answer->new_comment[$key] = $question_array['feedback'];
                } else {
                    $answer->new_correct[$key] = 0;
                }
                $answer->new_weighting[$key] = $question_array['weighting'][$key - 1];
//.........这里部分代码省略.........

/**
 * main function to import an exercise,
 *
 * @return an array as a backlog of what was really imported, and error or debug messages to display
 */
function import_exercise($file)
{
    global $exercise_info;
    global $element_pile;
    global $non_HTML_tag_to_avoid;
    global $record_item_body;
    // used to specify the question directory where files could be found in relation in any question
    global $questionTempDir;
    $archive_path = api_get_path(SYS_ARCHIVE_PATH) . 'qti2';
    $baseWorkDir = $archive_path;
    if (!is_dir($baseWorkDir)) {
        mkdir($baseWorkDir, api_get_permissions_for_new_directories(), true);
    }
    $uploadPath = '/';
    // set some default values for the new exercise
    $exercise_info = array();
    $exercise_info['name'] = preg_replace('/.zip$/i', '', $file);
    $exercise_info['question'] = array();
    $element_pile = array();
    // create parser and array to retrieve info from manifest
    $element_pile = array();
    //pile to known the depth in which we are
    //$module_info = array (); //array to store the info we need
    // if file is not a .zip, then we cancel all
    if (!preg_match('/.zip$/i', $file)) {
        Display::display_error_message(get_lang('You must upload a zip file'));
        return false;
    }
    // unzip the uploaded file in a tmp directory
    if (!get_and_unzip_uploaded_exercise($baseWorkDir, $uploadPath)) {
        Display::display_error_message(get_lang('You must upload a zip file'));
        return false;
    }
    // find the different manifests for each question and parse them.
    $exerciseHandle = opendir($baseWorkDir);
    //$question_number = 0;
    $file_found = false;
    $operation = false;
    $result = false;
    // parse every subdirectory to search xml question files
    while (false !== ($file = readdir($exerciseHandle))) {
        if (is_dir($baseWorkDir . '/' . $file) && $file != "." && $file != "..") {
            //find each manifest for each question repository found
            $questionHandle = opendir($baseWorkDir . '/' . $file);
            while (false !== ($questionFile = readdir($questionHandle))) {
                if (preg_match('/.xml$/i', $questionFile)) {
                    $result = parse_file($baseWorkDir, $file, $questionFile);
                    $file_found = true;
                }
            }
        } elseif (preg_match('/.xml$/i', $file)) {
            $result = parse_file($baseWorkDir, '', $file);
            $file_found = true;
        }
        // else ignore file
    }
    if (!$file_found) {
        Display::display_error_message(get_lang('No XML file found in the zip'));
        return false;
    }
    if ($result == false) {
        return false;
    }
    //add exercise in tool
    //1.create exercise
    $exercise = new Exercise();
    $exercise->exercise = $exercise_info['name'];
    $exercise->save();
    $last_exercise_id = $exercise->selectId();
    if (!empty($last_exercise_id)) {
        //For each question found...
        foreach ($exercise_info['question'] as $key => $question_array) {
            //2.create question
            $question = new Ims2Question();
            $question->type = $question_array['type'];
            $question->setAnswer();
            $question->updateTitle($question_array['title']);
            // question ...
            $type = $question->selectType();
            $question->type = constant($type);
            // type ...
            $question->save($last_exercise_id);
            // save computed grade
            $last_question_id = $question->selectId();
            //3.create answer
            $answer = new Answer($last_question_id);
            $answer->new_nbrAnswers = count($question_array['answer']);
            foreach ($question_array['answer'] as $key => $answers) {
                $split = explode('_', $key);
                $i = $split[1];
                $answer->new_answer[$i] = $answers['value'];
                // answer ...
                $answer->new_comment[$i] = $answers['feedback'];
                // comment ...
                $answer->new_position[$i] = $i;
//.........这里部分代码省略.........