/**
* Prints the table of questions in a category with interactions
*
* @param object $course The course object
* @param int $categoryid The id of the question category to be displayed
* @param int $cm The course module record if we are in the context of a particular module, 0 otherwise
* @param int $recurse This is 1 if subcategories should be included, 0 otherwise
* @param int $page The number of the page to be displayed
* @param int $perpage Number of questions to show per page
* @param boolean $showhidden True if also hidden questions should be displayed
* @param boolean $showquestiontext whether the text of each question should be shown in the list
*/
function question_list($contexts, $pageurl, $categoryandcontext, $cm = null, $recurse = 1, $page = 0, $perpage = 100, $showhidden = false, $sortorder = 'typename', $sortorderdecoded = 'qtype, name ASC', $showquestiontext = false, $addcontexts = array())
{
global $USER, $CFG, $THEME, $COURSE;
$lastchangedid = optional_param('lastchanged', 0, PARAM_INT);
list($categoryid, $contextid) = explode(',', $categoryandcontext);
$qtypemenu = question_type_menu();
$strcategory = get_string("category", "quiz");
$strquestion = get_string("question", "quiz");
$straddquestions = get_string("addquestions", "quiz");
$strimportquestions = get_string("importquestions", "quiz");
$strexportquestions = get_string("exportquestions", "quiz");
$strnoquestions = get_string("noquestions", "quiz");
$strselect = get_string("select", "quiz");
$strselectall = get_string("selectall", "quiz");
$strselectnone = get_string("selectnone", "quiz");
$strcreatenewquestion = get_string("createnewquestion", "quiz");
$strquestionname = get_string("questionname", "quiz");
$strdelete = get_string("delete");
$stredit = get_string("edit");
$strmove = get_string('moveqtoanothercontext', 'question');
$strview = get_string("view");
$straction = get_string("action");
$strrestore = get_string('restore');
$strtype = get_string("type", "quiz");
$strcreatemultiple = get_string("createmultiple", "quiz");
$strpreview = get_string("preview", "quiz");
if (!$categoryid) {
echo "<p style=\"text-align:center;\"><b>";
print_string("selectcategoryabove", "quiz");
echo "</b></p>";
return;
}
if (!($category = get_record('question_categories', 'id', $categoryid, 'contextid', $contextid))) {
notify('Category not found!');
return;
}
$catcontext = get_context_instance_by_id($contextid);
$canadd = has_capability('moodle/question:add', $catcontext);
//check for capabilities on all questions in category, will also apply to sub cats.
$caneditall = has_capability('moodle/question:editall', $catcontext);
$canuseall = has_capability('moodle/question:useall', $catcontext);
$canmoveall = has_capability('moodle/question:moveall', $catcontext);
if ($cm and $cm->modname == 'quiz') {
$quizid = $cm->instance;
} else {
$quizid = 0;
}
$returnurl = $pageurl->out();
$questionurl = new moodle_url("{$CFG->wwwroot}/question/question.php", array('returnurl' => $returnurl));
if ($cm !== null) {
$questionurl->param('cmid', $cm->id);
} else {
$questionurl->param('courseid', $COURSE->id);
}
$questionmoveurl = new moodle_url("{$CFG->wwwroot}/question/contextmoveq.php", array('returnurl' => $returnurl));
if ($cm !== null) {
$questionmoveurl->param('cmid', $cm->id);
} else {
$questionmoveurl->param('courseid', $COURSE->id);
}
echo '<div class="boxaligncenter">';
$formatoptions = new stdClass();
$formatoptions->noclean = true;
echo format_text($category->info, FORMAT_MOODLE, $formatoptions, $COURSE->id);
echo '<table><tr>';
if ($canadd) {
echo '<td valign="top" align="right">';
popup_form($questionurl->out(false, array('category' => $category->id)) . '&qtype=', $qtypemenu, "addquestion", "", "choose", "", "", false, "self", "<strong>{$strcreatenewquestion}</strong>");
echo '</td><td valign="top" align="right">';
helpbutton("questiontypes", $strcreatenewquestion, "quiz");
echo '</td>';
} else {
echo '<td>';
print_string('nopermissionadd', 'question');
echo '</td>';
}
echo '</tr></table>';
echo '</div>';
$categorylist = $recurse ? question_categorylist($category->id) : $category->id;
// hide-feature
$showhidden = $showhidden ? '' : " AND hidden = '0'";
if (!($totalnumber = count_records_select('question', "category IN ({$categorylist}) AND parent = '0' {$showhidden}"))) {
echo "<p style=\"text-align:center;\">";
print_string("noquestions", "quiz");
echo "</p>";
return;
}
if (!($questions = get_records_select('question', "category IN ({$categorylist}) AND parent = '0' {$showhidden}", $sortorderdecoded, '*', $page * $perpage, $perpage))) {
// There are no questions on the requested page.
$page = 0;
if (!($questions = get_records_select('question', "category IN ({$categorylist}) AND parent = '0' {$showhidden}", $sortorderdecoded, '*', 0, $perpage))) {
// There are no questions at all
echo "<p style=\"text-align:center;\">";
print_string("noquestions", "quiz");
echo "</p>";
return;
}
}
print_paging_bar($totalnumber, $page, $perpage, $pageurl, 'qpage');
echo question_sort_options($pageurl, $sortorder);
echo '<form method="post" action="edit.php">';
echo '<fieldset class="invisiblefieldset" style="display: block;">';
echo '<input type="hidden" name="sesskey" value="' . $USER->sesskey . '" />';
echo $pageurl->hidden_params_out();
echo '<table id="categoryquestions" style="width: 100%"><tr>';
echo "<th style=\"white-space:nowrap;\" class=\"header\" scope=\"col\">{$straction}</th>";
echo "<th style=\"white-space:nowrap; text-align: left;\" class=\"header\" scope=\"col\">{$strquestionname}</th>\n <th style=\"white-space:nowrap; text-align: right;\" class=\"header\" scope=\"col\">{$strtype}</th>";
echo "</tr>\n";
foreach ($questions as $question) {
$nameclass = '';
$textclass = '';
if ($question->hidden) {
$nameclass = 'dimmed_text';
$textclass = 'dimmed_text';
}
if ($showquestiontext) {
$nameclass .= ' header';
}
if ($question->id == $lastchangedid) {
$nameclass = 'highlight';
}
if ($nameclass) {
$nameclass = 'class="' . $nameclass . '"';
}
if ($textclass) {
$textclass = 'class="' . $textclass . '"';
}
echo "<tr>\n<td style=\"white-space:nowrap;\" {$nameclass}>\n";
$canuseq = question_has_capability_on($question, 'use', $question->category);
if (function_exists('module_specific_actions')) {
echo module_specific_actions($pageurl, $question->id, $cm->id, $canuseq);
}
// preview
if ($canuseq) {
$quizorcourseid = $quizid ? '&quizid=' . $quizid : '&courseid=' . $COURSE->id;
link_to_popup_window('/question/preview.php?id=' . $question->id . $quizorcourseid, 'questionpreview', "<img src=\"{$CFG->pixpath}/t/preview.gif\" class=\"iconsmall\" alt=\"{$strpreview}\" />", 0, 0, $strpreview, QUESTION_PREVIEW_POPUP_OPTIONS);
}
// edit, hide, delete question, using question capabilities, not quiz capabilieies
if (question_has_capability_on($question, 'edit', $question->category) || question_has_capability_on($question, 'move', $question->category)) {
echo "<a title=\"{$stredit}\" href=\"" . $questionurl->out(false, array('id' => $question->id)) . "\"><img\n src=\"{$CFG->pixpath}/t/edit.gif\" alt=\"{$stredit}\" /></a> ";
} elseif (question_has_capability_on($question, 'view', $question->category)) {
echo "<a title=\"{$strview}\" href=\"" . $questionurl->out(false, array('id' => $question->id)) . "\"><img\n src=\"{$CFG->pixpath}/i/info.gif\" alt=\"{$strview}\" /></a> ";
}
if (question_has_capability_on($question, 'move', $question->category) && question_has_capability_on($question, 'view', $question->category)) {
echo "<a title=\"{$strmove}\" href=\"" . $questionurl->out(false, array('id' => $question->id, 'movecontext' => 1)) . "\"><img\n src=\"{$CFG->pixpath}/t/move.gif\" alt=\"{$strmove}\" /></a> ";
}
if (question_has_capability_on($question, 'edit', $question->category)) {
// hide-feature
if ($question->hidden) {
echo "<a title=\"{$strrestore}\" href=\"edit.php?" . $pageurl->get_query_string() . "&unhide={$question->id}&sesskey={$USER->sesskey}\"><img\n src=\"{$CFG->pixpath}/t/restore.gif\" alt=\"{$strrestore}\" /></a>";
} else {
echo "<a title=\"{$strdelete}\" href=\"edit.php?" . $pageurl->get_query_string() . "&deleteselected={$question->id}&q{$question->id}=1\"><img\n src=\"{$CFG->pixpath}/t/delete.gif\" alt=\"{$strdelete}\" /></a>";
}
}
if ($caneditall || $canmoveall || $canuseall) {
echo " <input title=\"{$strselect}\" type=\"checkbox\" name=\"q{$question->id}\" value=\"1\" />";
}
echo "</td>\n";
echo "<td {$nameclass}>" . format_string($question->name) . "</td>\n";
echo "<td {$nameclass} style='text-align: right'>\n";
print_question_icon($question);
echo "</td>\n";
echo "</tr>\n";
if ($showquestiontext) {
echo '<tr><td colspan="3" ' . $textclass . '>';
$formatoptions = new stdClass();
$formatoptions->noclean = true;
$formatoptions->para = false;
echo format_text($question->questiontext, $question->questiontextformat, $formatoptions, $COURSE->id);
echo "</td></tr>\n";
}
}
echo "</table>\n";
$paging = print_paging_bar($totalnumber, $page, $perpage, $pageurl, 'qpage', false, true);
if ($totalnumber > DEFAULT_QUESTIONS_PER_PAGE) {
if ($perpage == DEFAULT_QUESTIONS_PER_PAGE) {
$showall = '<a href="edit.php?' . $pageurl->get_query_string(array('qperpage' => 1000)) . '">' . get_string('showall', 'moodle', $totalnumber) . '</a>';
} else {
$showall = '<a href="edit.php?' . $pageurl->get_query_string(array('qperpage' => DEFAULT_QUESTIONS_PER_PAGE)) . '">' . get_string('showperpage', 'moodle', DEFAULT_QUESTIONS_PER_PAGE) . '</a>';
}
if ($paging) {
$paging = substr($paging, 0, strrpos($paging, '</div>'));
$paging .= "<br />{$showall}</div>";
} else {
$paging = "<div class='paging'>{$showall}</div>";
}
}
echo $paging;
if ($caneditall || $canmoveall || $canuseall) {
echo '<a href="javascript:select_all_in(\'TABLE\',null,\'categoryquestions\');">' . $strselectall . '</a> /' . ' <a href="javascript:deselect_all_in(\'TABLE\',null,\'categoryquestions\');">' . $strselectnone . '</a>';
echo '<br />';
echo '<strong> ' . get_string('withselected', 'quiz') . ':</strong><br />';
if (function_exists('module_specific_buttons')) {
echo module_specific_buttons($cm->id);
}
// print delete and move selected question
if ($caneditall) {
echo '<input type="submit" name="deleteselected" value="' . $strdelete . "\" />\n";
}
if ($canmoveall && count($addcontexts)) {
echo '<input type="submit" name="move" value="' . get_string('moveto', 'quiz') . "\" />\n";
question_category_select_menu($addcontexts, false, 0, "{$category->id},{$category->contextid}");
}
if (function_exists('module_specific_controls') && $canuseall) {
echo module_specific_controls($totalnumber, $recurse, $category, $cm->id);
}
}
echo '</fieldset>';
echo "</form>\n";
}
/**
* Prints the table of questions in a category with interactions
*
* @param object $course The course object
* @param int $categoryid The id of the question category to be displayed
* @param int $cm The course module record if we are in the context of a particular module, 0 otherwise
* @param int $recurse This is 1 if subcategories should be included, 0 otherwise
* @param int $page The number of the page to be displayed
* @param int $perpage Number of questions to show per page
* @param bool $showhidden True if also hidden questions should be displayed
* @param bool $showquestiontext whether the text of each question should be shown in the list
*/
protected function display_question_list($contexts, $pageurl, $categoryandcontext,
$cm = null, $recurse=1, $page=0, $perpage=100, $showhidden=false,
$showquestiontext = false, $addcontexts = array()) {
global $CFG, $DB, $OUTPUT;
$category = $this->get_current_category($categoryandcontext);
$cmoptions = new stdClass();
$cmoptions->hasattempts = !empty($this->quizhasattempts);
$strselectall = get_string('selectall');
$strselectnone = get_string('deselectall');
$strdelete = get_string('delete');
list($categoryid, $contextid) = explode(',', $categoryandcontext);
$catcontext = context::instance_by_id($contextid);
$canadd = has_capability('moodle/question:add', $catcontext);
$caneditall =has_capability('moodle/question:editall', $catcontext);
$canuseall =has_capability('moodle/question:useall', $catcontext);
$canmoveall =has_capability('moodle/question:moveall', $catcontext);
$this->create_new_question_form($category, $canadd);
$this->build_query_sql($category, $recurse, $showhidden);
$totalnumber = $this->get_question_count();
if ($totalnumber == 0) {
return;
}
$questions = $this->load_page_questions($page, $perpage);
echo '<div class="categorypagingbarcontainer">';
$pageing_url = new moodle_url('edit.php');
$r = $pageing_url->params($pageurl->params());
$pagingbar = new paging_bar($totalnumber, $page, $perpage, $pageing_url);
$pagingbar->pagevar = 'qpage';
echo $OUTPUT->render($pagingbar);
echo '</div>';
echo '<form method="post" action="edit.php">';
echo '<fieldset class="invisiblefieldset" style="display: block;">';
echo '<input type="hidden" name="sesskey" value="'.sesskey().'" />';
echo html_writer::input_hidden_params($pageurl);
echo '<div class="categoryquestionscontainer">';
$this->start_table();
$rowcount = 0;
foreach ($questions as $question) {
$this->print_table_row($question, $rowcount);
$rowcount += 1;
}
$this->end_table();
echo "</div>\n";
echo '<div class="categorypagingbarcontainer pagingbottom">';
echo $OUTPUT->render($pagingbar);
if ($totalnumber > DEFAULT_QUESTIONS_PER_PAGE) {
if ($perpage == DEFAULT_QUESTIONS_PER_PAGE) {
$url = new moodle_url('edit.php', array_merge($pageurl->params(), array('qperpage'=>1000)));
$showall = '<a href="'.$url.'">'.get_string('showall', 'moodle', $totalnumber).'</a>';
} else {
$url = new moodle_url('edit.php', array_merge($pageurl->params(), array('qperpage'=>DEFAULT_QUESTIONS_PER_PAGE)));
$showall = '<a href="'.$url.'">'.get_string('showperpage', 'moodle', DEFAULT_QUESTIONS_PER_PAGE).'</a>';
}
echo "<div class='paging'>$showall</div>";
}
echo '</div>';
echo '<div class="modulespecificbuttonscontainer">';
if ($caneditall || $canmoveall || $canuseall){
echo '<strong> '.get_string('withselected', 'question').':</strong><br />';
if (function_exists('module_specific_buttons')) {
echo module_specific_buttons($this->cm->id,$cmoptions);
}
// print delete and move selected question
if ($caneditall) {
echo '<input type="submit" name="deleteselected" value="' . $strdelete . "\" />\n";
}
if ($canmoveall && count($addcontexts)) {
echo '<input type="submit" name="move" value="'.get_string('moveto', 'question')."\" />\n";
question_category_select_menu($addcontexts, false, 0, "$category->id,$category->contextid");
}
if (function_exists('module_specific_controls') && $canuseall) {
$modulespecific = module_specific_controls($totalnumber, $recurse, $category, $this->cm->id,$cmoptions);
if(!empty($modulespecific)){
echo "<hr />$modulespecific";
}
}
}
echo "</div>\n";
echo '</fieldset>';
echo "</form>\n";
}