dirroot.'/mod/quiz/editlib.php'); require_login(); $quizid = optional_param('quizid', 0, PARAM_INT); $strquizzes = get_string('modulenameplural', 'quiz'); $strquiz = get_string('modulename', 'quiz'); $streditingquestions = get_string('editquestions', "quiz"); $streditingquiz = get_string("editinga", "moodle", $strquiz); if ($modform = data_submitted() and !empty($modform->course)) { // data submitted $SESSION->modform = $modform; // Save the form in the current session } else if ($quizid) { if (isset($SESSION->modform->id) and $SESSION->modform->id == $quizid) { // modform for this quiz already exists, use it $modform = $SESSION->modform; } else { // create new modform from database if (! $modform = get_record('quiz', 'id', $quizid)) { error("The required quiz doesn't exist"); } $modform->instance = $modform->id; $SESSION->modform = $modform; // Save the form in the current session $cm = get_coursemodule_from_instance('quiz', $modform->instance); $modform->cmid = $cm->id; // We don't log all visits to this page but only those that recreate modform add_to_log($cm->course, 'quiz', 'editquestions', "view.php?id=$cm->id", "$quizid", $cm->id); } } else if (!empty($sortorder)) { // no quiz or course was specified so we need to use the stored modform if (isset($SESSION->modform)) { $modform = $SESSION->modform; } else { error('cmunknown'); } } else { // we might get here after editing a question in // a popup window. So close window automatically. // // But we certainly should not be doing this before // print_header, since it throws browsers into quirks mode. // Unfortunately there is no easy fix. Bug #5811 covers this. ?> modform)) { $modform = $SESSION->modform; } else { print_error('cmunknown'); } } if (! $course = get_record("course", "id", $modform->course)) { error("This course doesn't exist"); } require_login($course->id, false); if (!isteacheredit($course->id)) { error("You can't modify this course!"); } if (isset($modform->instance) && empty($modform->grades)) // Construct an array to hold all the grades. { $modform->grades = quiz_get_all_question_grades($modform); } $SESSION->returnurl = $FULLME; /// Now, check for commands on this page and modify variables as necessary if (isset($_REQUEST['up']) and confirm_sesskey()) { /// Move the given question up a slot $up = optional_param('up', 0, PARAM_INT); $questions = explode(",", $modform->questions); if ($up > 0 and isset($questions[$up])) { $prevkey = ($questions[$up-1] == 0) ? $up-2 : $up-1; $swap = $questions[$prevkey]; $questions[$prevkey] = $questions[$up]; $questions[$up] = $swap; $modform->questions = implode(",", $questions); // Always have a page break at the end $modform->questions = $modform->questions . ',0'; // Avoid duplicate page breaks $modform->questions = str_replace(',0,0', ',0', $modform->questions); if (!set_field('quiz', 'questions', $modform->questions, 'id', $modform->instance)) { error('Could not save question list'); } } } if (isset($_REQUEST['down']) and confirm_sesskey()) { /// Move the given question down a slot $down = optional_param('down', 0, PARAM_INT); $questions = explode(",", $modform->questions); if ($down < count($questions)) { $nextkey = ($questions[$down+1] == 0) ? $down+2 : $down+1; $swap = $questions[$nextkey]; $questions[$nextkey] = $questions[$down]; $questions[$down] = $swap; $modform->questions = implode(",", $questions); // Avoid duplicate page breaks $modform->questions = str_replace(',0,0', ',0', $modform->questions); if (!set_field('quiz', 'questions', $modform->questions, 'id', $modform->instance)) { error('Could not save question list'); } } } if (isset($_REQUEST['addquestion']) and confirm_sesskey()) { /// Add a single question to the current quiz quiz_add_quiz_question($_REQUEST['addquestion'], $modform); } if (isset($_REQUEST['add']) and confirm_sesskey()) { /// Add selected questions to the current quiz foreach ($_POST as $key => $value) { // Parse input for question ids if (substr($key, 0, 1) == "q") { quiz_add_quiz_question(substr($key,1), $modform); } } } if (isset($_REQUEST['addrandom']) and confirm_sesskey()) { /// Add random questions to the quiz $recurse = optional_param('recurse', 0, PARAM_BOOL); $categoryid = required_param('categoryid', PARAM_INT); $randomcount = required_param('randomcount', PARAM_INT); // load category if (! $category = get_record('question_categories', 'id', $categoryid)) { error('Category ID is incorrect'); } // find existing random questions in this category $random = RANDOM; if ($existingquestions = get_records_select('question', "qtype = '$random' AND category = '$category->id'")) { // now remove the ones that are already used in this quiz if ($questionids = explode(',', $modform->questions)) { foreach ($questionids as $questionid) { unset($existingquestions[$questionid]); } } // now take as many of these as needed $i = 0; while (($existingquestion = array_pop($existingquestions)) and ($i < $randomcount)) { if ($existingquestion->questiontext == $recurse) { // this question has the right recurse property, so use it quiz_add_quiz_question($existingquestion->id, $modform); $i++; } } $randomcreate = $randomcount - $i; // the number of additional random questions needed. } else { $randomcreate = $randomcount; } if ($randomcreate > 0) { $form->name = get_string('random', 'quiz') .' ('. $category->name .')'; $form->questiontext = $recurse; // we use the questiontext field to store the info // on whether to include questions in subcategories $form->questiontextformat = 0; $form->image = ''; $form->defaultgrade = 1; $form->hidden = 1; for ($i=0; $i<$randomcreate; $i++) { $form->stamp = make_unique_id_code(); // Set the unique code (not to be changed) $question = new stdClass; $question->category = $category->id; $question->qtype = RANDOM; $question = $QTYPES[RANDOM]->save_question($question, $form, $course); if(!isset($question->id)) { error('Could not insert new random question!'); } quiz_add_quiz_question($question->id, $modform); } } } if (isset($_REQUEST['repaginate']) and confirm_sesskey()) { /// Re-paginate the quiz if (isset($_REQUEST['questionsperpage'])) { $modform->questionsperpage = required_param('questionsperpage', PARAM_INT); if (!set_field('quiz', 'questionsperpage', $modform->questionsperpage, 'id', $modform->id)) { error('Could not save number of questions per page'); } } $modform->questions = quiz_repaginate($modform->questions, $modform->questionsperpage); if (!set_field('quiz', 'questions', $modform->questions, 'id', $modform->id)) { error('Could not save layout'); } } if (isset($_REQUEST['delete']) and confirm_sesskey()) { /// Remove a question from the quiz quiz_delete_quiz_question($_REQUEST['delete'], $modform); } if (isset($_REQUEST['savechanges']) and confirm_sesskey()) { $savequizid = required_param('savequizid', PARAM_INT); if ($modform->id != $savequizid) { error("Error saving quiz settings, please do not change two quizes from the same browser", $CFG->wwwroot.'/mod/quiz/edit.php?quizid='.$savequizid); } /// We need to save the new ordering (if given) and the new grades $oldquestions = explode(",", $modform->questions); // the questions in the old order $questions = array(); // for questions in the new order $rawgrades = $_POST; unset($modform->grades); foreach ($rawgrades as $key => $value) { // Parse input for question -> grades if (substr($key, 0, 1) == "q") { $key = substr($key,1); $modform->grades[$key] = $value; quiz_update_question_instance($modform->grades[$key], $key, $modform->instance); } elseif (substr($key, 0, 1) == "o") { // Parse input for ordering info $key = substr($key,1); $questions[$value] = $oldquestions[$key]; } } // If ordering info was given, reorder the questions if ($questions) { ksort($questions); $modform->questions = implode(",", $questions); // Always have a page break at the end $modform->questions = $modform->questions . ',0'; // Avoid duplicate page breaks while (strpos($modform->questions, ',0,0')) { $modform->questions = str_replace(',0,0', ',0', $modform->questions); } if (!set_field('quiz', 'questions', $modform->questions, 'id', $modform->instance)) { error('Could not save question list'); } } // If rescaling is required save the new maximum if (isset($_REQUEST['maxgrade'])) { $modform->grade = optional_param('maxgrade', 0); if (!set_field('quiz', 'grade', $modform->grade, 'id', $modform->instance)) { error('Could not set new maximal grade for quiz'); } } } if(isset($_REQUEST['showbreaks'])) { $SESSION->quiz_showbreaks = optional_param('showbreaks', 0, PARAM_BOOL); $SESSION->quiz_reordertool = optional_param('reordertool', 0, PARAM_BOOL); } /// Delete any teacher preview attempts if the quiz has been modified if (isset($_REQUEST['savechanges']) or isset($_REQUEST['delete']) or isset($_REQUEST['repaginate']) or isset($_REQUEST['addrandom']) or isset($_REQUEST['addquestion']) or isset($_REQUEST['up']) or isset($_REQUEST['down']) or isset($_REQUEST['add'])) { delete_records('quiz_attempts', 'preview', '1', 'quiz', $modform->id); } /// all commands have been dealt with, now print the page if (empty($modform->category) or !record_exists('question_categories', 'id', $modform->category)) { $category = get_default_question_category($course->id); $modform->category = $category->id; } if (!isset($SESSION->quiz_showbreaks)) { $SESSION->quiz_showbreaks = ($CFG->quiz_questionsperpage < 2) ? 0 : 1; } if (!isset($SESSION->quiz_reordertool)) { $SESSION->quiz_reordertool = 0; } $SESSION->modform = $modform; // Print basic page layout. if (isset($modform->instance) and record_exists_sql("SELECT * FROM {$CFG->prefix}quiz_attempts WHERE quiz = '$modform->instance' AND preview = '0' LIMIT 1")){ // one column layout with table of questions used in this quiz $strupdatemodule = isteacheredit($course->id) ? update_module_button($modform->cmid, $course->id, get_string('modulename', 'quiz')) : ""; print_header_simple($streditingquiz, '', "id\">$strquizzes". " -> instance\">".format_string($modform->name).''. " -> $streditingquiz", "", "", true, $strupdatemodule); $currenttab = 'edit'; $mode = 'editq'; $quiz = &$modform; include('tabs.php'); print_simple_box_start("center"); $a->attemptnum = count_records('quiz_attempts', 'quiz', $quiz->id, 'preview', 0); $a->studentnum = count_records_select('quiz_attempts', "quiz = '$quiz->id' AND preview = '0'", 'COUNT(DISTINCT userid)'); $a->studentstring = $course->students; if (! $cm = get_coursemodule_from_instance("quiz", $modform->instance, $course->id)) { error("Course Module ID was incorrect"); } echo "\n"; echo "id\">".get_string('numattempts', 'quiz', $a)."
".get_string("attemptsexist","quiz"); echo "
\n"; $sumgrades = quiz_print_question_list($modform, false, $SESSION->quiz_showbreaks, $SESSION->quiz_reordertool); if (!set_field('quiz', 'sumgrades', $sumgrades, 'id', $modform->instance)) { error('Failed to set sumgrades'); } print_simple_box_end(); print_footer($course); exit; } // two column layout with quiz info in left column $strupdatemodule = isteacheredit($course->id) ? update_module_button($modform->cmid, $course->id, get_string('modulename', 'quiz')) : ""; print_header_simple($streditingquiz, '', "id\">$strquizzes". " -> instance\">".format_string($modform->name).''. " -> $streditingquiz", "", "", true, $strupdatemodule); $currenttab = 'edit'; $mode = 'editq'; $quiz = &$modform; include('tabs.php'); echo ''; echo ''; echo '

'; print_simple_box_start("center", "100%"); $sumgrades = quiz_print_question_list($modform, true, $SESSION->quiz_showbreaks, $SESSION->quiz_reordertool); if (!set_field('quiz', 'sumgrades', $sumgrades, 'id', $modform->instance)) { error('Failed to set sumgrades'); } print_simple_box_end(); echo '

'; require($CFG->dirroot.'/question/showbank.php'); echo '

'; print_footer($course); ?>