dirroot.'/mod/quiz/editlib.php'); /** * Callback function called from question_list() function (which is called from showbank()) * Displays action icon as first action for each question. */ function module_specific_actions($pageurl, $questionid, $cmid, $canuse){ global $CFG; if ($canuse){ // for RTL languages: switch right and left arrows /****/ if (right_to_left()) { $movearrow = 'removeright.gif'; } else { $movearrow = 'moveleft.gif'; } $straddtoquiz = get_string("addtoquiz", "quiz"); $out = "get_query_string()."&addquestion=$questionid&sesskey=".sesskey()."\">

pixpath/t/$movearrow\" alt=\"$straddtoquiz\" /> "; return $out; } else { return ''; } } /** * Callback function called from question_list() function (which is called from showbank()) * Displays button in form with checkboxes for each question. */ function module_specific_buttons($cmid){ global $THEME; $straddtoquiz = get_string("addtoquiz", "quiz"); $out = "larrow} $straddtoquiz\" />\n"; return $out; } /** * Callback function called from question_list() function (which is called from showbank()) */ function module_specific_controls($totalnumber, $recurse, $category, $cmid){ global $QTYPES; $out = ''; $catcontext = get_context_instance_by_id($category->contextid); if (has_capability('moodle/question:useall', $catcontext)){ $randomusablequestions = $QTYPES['random']->get_usable_questions_from_category( $category->id, $recurse, '0'); $maxrand = count($randomusablequestions); if ($maxrand > 0) { for ($i = 1;$i <= min(10, $maxrand); $i++) { $randomcount[$i] = $i; } for ($i = 20;$i <= min(100, $maxrand); $i += 10) { $randomcount[$i] = $i; } $out .= '
'; $out .= get_string('addrandom', 'quiz', choose_from_menu($randomcount, 'randomcount', '1', '', '', '', true)); $out .= ''; $out .= ''; $out .= ' '; $out .= helpbutton('random', get_string('random', 'quiz'), 'quiz', true, false, '', true); } } return $out; } list($thispageurl, $contexts, $cmid, $cm, $quiz, $pagevars) = question_edit_setup('editq', true); //these params are only passed from page request to request while we stay on this page //otherwise they would go in question_edit_setup $quiz_showbreaks = optional_param('showbreaks', -1, PARAM_BOOL); $quiz_reordertool = optional_param('reordertool', 0, PARAM_BOOL); if ($quiz_showbreaks > -1) { $thispageurl->param('showbreaks', $quiz_showbreaks); } else { $quiz_showbreaks = ($CFG->quiz_questionsperpage < 2) ? 0 : 1; } if ($quiz_reordertool != 0) { $thispageurl->param('reordertool', $quiz_reordertool); } $strquizzes = get_string('modulenameplural', 'quiz'); $strquiz = get_string('modulename', 'quiz'); $streditingquestions = get_string('editquestions', "quiz"); $streditingquiz = get_string('editinga', 'moodle', $strquiz); // Get the course object and related bits. if (! $course = get_record("course", "id", $quiz->course)) { error("This course doesn't exist"); } // Log this visit. add_to_log($cm->course, 'quiz', 'editquestions', "view.php?id=$cm->id", "$quiz->id", $cm->id); //you need mod/quiz:manage in addition to question capabilities to access this page. require_capability('mod/quiz:manage', $contexts->lowest()); if (isset($quiz->instance) && empty($quiz->grades)){ // Construct an array to hold all the grades. $quiz->grades = quiz_get_all_question_grades($quiz); } /// Now, check for commands on this page and modify variables as necessary // If any edit action makes a sifnificant change to the structure of the quiz, then we // will need to delete all preview attempts. $significantchangemade = false; if (($up = optional_param('up', false, PARAM_INT)) !== false and confirm_sesskey()) { /// Move the given question up a slot $questions = explode(",", $quiz->questions); if ($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; $quiz->questions = implode(",", $questions); // Always have a page break at the end $quiz->questions = $quiz->questions . ',0'; // Avoid duplicate page breaks $quiz->questions = str_replace(',0,0', ',0', $quiz->questions); if (!set_field('quiz', 'questions', $quiz->questions, 'id', $quiz->instance)) { error('Could not save question list'); } $significantchangemade = true; } } if (($down = optional_param('down', false, PARAM_INT)) !== false and confirm_sesskey()) { /// Move the given question down a slot $questions = explode(",", $quiz->questions); if ($down < count($questions)) { $nextkey = ($questions[$down+1] == 0) ? $down+2 : $down+1; $swap = $questions[$nextkey]; $questions[$nextkey] = $questions[$down]; $questions[$down] = $swap; $quiz->questions = implode(",", $questions); // Avoid duplicate page breaks $quiz->questions = str_replace(',0,0', ',0', $quiz->questions); if (!set_field('quiz', 'questions', $quiz->questions, 'id', $quiz->instance)) { error('Could not save question list'); } $significantchangemade = true; } } if (($addquestion = optional_param('addquestion', 0, PARAM_INT)) and confirm_sesskey()) { /// Add a single question to the current quiz quiz_add_quiz_question($addquestion, $quiz); $significantchangemade = true; } if (optional_param('add', false, PARAM_BOOL) and confirm_sesskey()) { /// Add selected questions to the current quiz $rawdata = (array) data_submitted(); foreach ($rawdata as $key => $value) { // Parse input for question ids if (preg_match('!^q([0-9]+)$!', $key, $matches)) { $key = $matches[1]; quiz_add_quiz_question($key, $quiz); } } $significantchangemade = true; } if (optional_param('addrandom', false, PARAM_BOOL) 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'); } $catcontext = get_context_instance_by_id($category->contextid); require_capability('moodle/question:useall', $catcontext); $category->name = addslashes($category->name); // Find existing random questions in this category that are not used by any quiz. if ($existingquestions = get_records_sql( "SELECT * FROM " . $CFG->prefix . "question q WHERE qtype = '" . RANDOM . "' AND category = $category->id AND " . sql_compare_text('questiontext') . " = '$recurse' AND NOT EXISTS (SELECT * FROM " . $CFG->prefix . "quiz_question_instances WHERE question = q.id) ORDER BY id")) { // Take as many of these as needed. while (($existingquestion = array_shift($existingquestions)) and $randomcount > 0) { quiz_add_quiz_question($existingquestion->id, $quiz); $randomcount--; } } // If more are needed, create them. if ($randomcount > 0) { $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 < $randomcount; $i++) { $form->category = "$category->id,$category->contextid"; $form->stamp = make_unique_id_code(); // Set the unique code (not to be changed) $question = new stdClass; $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, $quiz); } } $significantchangemade = true; } if (optional_param('repaginate', false, PARAM_BOOL) and confirm_sesskey()) { /// Re-paginate the quiz $questionsperpage = optional_param('questionsperpage', $quiz->questionsperpage, PARAM_INT); if ($questionsperpage != $quiz->questionsperpage) { $quiz->questionsperpage = $questionsperpage; if (!set_field('quiz', 'questionsperpage', $quiz->questionsperpage, 'id', $quiz->id)) { error('Could not save number of questions per page'); } } $quiz->questions = quiz_repaginate($quiz->questions, $quiz->questionsperpage); if (!set_field('quiz', 'questions', $quiz->questions, 'id', $quiz->id)) { error('Could not save layout'); } $significantchangemade = true; } if (($delete = optional_param('delete', false, PARAM_INT)) !== false and confirm_sesskey()) { /// Remove a question from the quiz quiz_delete_quiz_question($delete, $quiz); $significantchangemade = true; } if (optional_param('savechanges', false, PARAM_BOOL) and confirm_sesskey()) { /// We need to save the new ordering (if given) and the new grades $oldquestions = explode(",", $quiz->questions); // the questions in the old order $questions = array(); // for questions in the new order $rawgrades = (array) data_submitted(); unset($quiz->grades); foreach ($rawgrades as $key => $value) { /// Parse input for question -> grades if (preg_match('!^q([0-9]+)$!', $key, $matches)) { $key = $matches[1]; $quiz->grades[$key] = clean_param($value, PARAM_INTEGER); quiz_update_question_instance($quiz->grades[$key], $key, $quiz->instance); /// Parse input for ordering info } elseif (preg_match('!^o([0-9]+)$!', $key, $matches)) { $key = $matches[1]; // Make sure two questions don't overwrite each other. If we get a second // question with the same position, shift the second one along to the next gap. $value = clean_param($value, PARAM_INTEGER); while (array_key_exists($value, $questions)) { $value++; } $questions[$value] = $oldquestions[$key]; } } // If ordering info was given, reorder the questions if ($questions) { ksort($questions); // Make sure that the quiz does not start with a page break. while (reset($questions) == '0') { array_shift($questions); } $quiz->questions = implode(",", $questions); // Always have a page break at the end $quiz->questions = $quiz->questions . ',0'; // Avoid duplicate page breaks while (strpos($quiz->questions, ',0,0')) { $quiz->questions = str_replace(',0,0', ',0', $quiz->questions); } if (!set_field('quiz', 'questions', $quiz->questions, 'id', $quiz->instance)) { error('Could not save question list'); } } // If rescaling is required save the new maximum $maxgrade = optional_param('maxgrade', -1, PARAM_INTEGER); if ($maxgrade >= 0) { if (!quiz_set_grade($maxgrade, $quiz)) { error('Could not set a new maximum grade for the quiz'); } } $significantchangemade = true; } /// Delete any teacher preview attempts if the quiz has been modified if ($significantchangemade) { $previewattempts = get_records_select('quiz_attempts', 'quiz = ' . $quiz->id . ' AND preview = 1'); if ($previewattempts) { foreach ($previewattempts as $attempt) { quiz_delete_attempt($attempt, $quiz); } } } question_showbank_actions($thispageurl, $cm); /// all commands have been dealt with, now print the page // Print basic page layout. if (isset($quiz->instance) and record_exists_select('quiz_attempts', "quiz = '$quiz->instance' AND preview = '0'")){ // one column layout with table of questions used in this quiz $strupdatemodule = has_capability('moodle/course:manageactivities', $contexts->lowest()) ? update_module_button($cm->id, $course->id, get_string('modulename', 'quiz')) : ""; $navigation = build_navigation($streditingquiz, $cm); print_header_simple($streditingquiz, '', $navigation, "", "", true, $strupdatemodule); $currenttab = 'edit'; $mode = 'editq'; include('tabs.php'); print_box_start(); echo "

\n"; echo '' . quiz_num_attempt_summary($quiz, $cm) . '
' . get_string('cannoteditafterattempts', 'quiz'); echo "

\n"; $sumgrades = quiz_print_question_list($quiz, $thispageurl, false, $quiz_showbreaks, $quiz_reordertool); if (!set_field('quiz', 'sumgrades', $sumgrades, 'id', $quiz->instance)) { error('Failed to set sumgrades'); } print_box_end(); print_footer($course); exit; } // two column layout with quiz info in left column $strupdatemodule = has_capability('moodle/course:manageactivities', $contexts->lowest()) ? update_module_button($cm->id, $course->id, get_string('modulename', 'quiz')) : ""; $navigation = build_navigation($streditingquiz, $cm); print_header_simple($streditingquiz, '', $navigation, "", "", true, $strupdatemodule); $currenttab = 'edit'; $mode = 'editq'; include('tabs.php'); echo ''; echo ''; echo '

'; print_box_start('generalbox quizquestions'); print_heading(get_string('questionsinthisquiz', 'quiz'), '', 2); $sumgrades = quiz_print_question_list($quiz, $thispageurl, true, $quiz_showbreaks, $quiz_reordertool); if (!set_field('quiz', 'sumgrades', $sumgrades, 'id', $quiz->instance)) { error('Failed to set sumgrades'); } print_box_end(); echo '

'; question_showbank('editq', $contexts, $thispageurl, $cm, $pagevars['qpage'], $pagevars['qperpage'], $pagevars['qsortorder'], $pagevars['qsortorderdecoded'], $pagevars['cat'], $pagevars['recurse'], $pagevars['showhidden'], $pagevars['showquestiontext']); echo '

'; print_footer($course); ?>