/**
* Add question-type specific form fields.
*
* @param MoodleQuickForm $mform the form being built.
*/
function definition_inner(&$mform)
{
$menu = array(get_string('caseno', 'quiz'), get_string('caseyes', 'quiz'));
$mform->addElement('select', 'usecase', get_string('casesensitive', 'quiz'), $menu);
$mform->addElement('static', 'answersinstruct', get_string('correctanswers', 'quiz'), get_string('filloutoneanswer', 'quiz'));
$mform->closeHeaderBefore('answersinstruct');
$creategrades = get_grade_options();
$gradeoptions = $creategrades->gradeoptions;
$repeated = array();
$repeated[] =& $mform->createElement('header', 'answerhdr', get_string('answerno', 'qtype_shortanswer', '{no}'));
$repeated[] =& $mform->createElement('text', 'answer', get_string('answer', 'quiz'), array('size' => 54));
$repeated[] =& $mform->createElement('select', 'fraction', get_string('grade'), $gradeoptions);
$repeated[] =& $mform->createElement('htmleditor', 'feedback', get_string('feedback', 'quiz'), array('course' => $this->coursefilesid));
if (isset($this->question->options)) {
$countanswers = count($this->question->options->answers);
} else {
$countanswers = 0;
}
if ($this->question->formoptions->repeatelements) {
$repeatsatstart = QUESTION_NUMANS_START > $countanswers + QUESTION_NUMANS_ADD ? QUESTION_NUMANS_START : $countanswers + QUESTION_NUMANS_ADD;
} else {
$repeatsatstart = $countanswers;
}
$repeatedoptions = array();
$mform->setType('answer', PARAM_RAW);
$repeatedoptions['fraction']['default'] = 0;
$this->repeat_elements($repeated, $repeatsatstart, $repeatedoptions, 'noanswers', 'addanswers', QUESTION_NUMANS_ADD, get_string('addmoreanswerblanks', 'qtype_shortanswer'));
}
/**
* Add question-type specific form fields.
*
* @param MoodleQuickForm $mform the form being built.
*/
function definition_inner(&$mform)
{
$menu = array(get_string('caseno', 'quiz'), get_string('caseyes', 'quiz'));
$mform->addElement('select', 'usecase', get_string('casesensitive', 'quiz'), $menu);
$mform->addElement('static', 'answersinstruct', get_string('correctanswers', 'quiz'), get_string('filloutoneanswer', 'quiz'));
$mform->closeHeaderBefore('answersinstruct');
$creategrades = get_grade_options();
$this->add_per_answer_fields($mform, get_string('answerno', 'qtype_shortanswer', '{no}'), $creategrades->gradeoptions);
}
/**
* definition_inner adds all specific fields to the form.
*
* @param MoodleQuickForm $mform (the form being built).
*/
protected function definition_inner($mform)
{
$mform->addElement('header', 'previewareaheader', get_string('previewareaheader', 'qtype_' . $this->qtype()));
$mform->setExpanded('previewareaheader');
$mform->addElement('static', 'previewarea', '', get_string('previewareamessage', 'qtype_' . $this->qtype()));
$mform->registerNoSubmitButton('refresh');
$mform->addElement('submit', 'refresh', get_string('refresh', 'qtype_' . $this->qtype()));
$mform->addElement('filepicker', 'bgimage', get_string('bgimage', 'qtype_' . $this->qtype()), null, self::file_picker_options());
$mform->closeHeaderBefore('dropzoneheader');
// Add the draggable image fields & drop zones to the form.
list($itemrepeatsatstart, $imagerepeats) = $this->get_drag_item_repeats();
$this->definition_draggable_items($mform, $itemrepeatsatstart);
$this->definition_drop_zones($mform, $imagerepeats);
$this->add_combined_feedback_fields(true);
$this->add_interactive_settings(true, true);
}
/**
* Add Previous/Next buttons to a formslib form.
*
* @param MoodleQuickForm $mform the MoodleQuickForm object (that is,
* $form->_form) to add the buttons to
* @param string $prevstep the ID of the previous step
* @param string $nextstep the ID of the next step. If null, go to the
* next step as defined by the workflow. If it is workflow::STEP_FINISH,
* it will submit call the workflow's finish method, rather than the save
* method.
* @param string $nextlabel the label for the Next button. If null,
* default to the language string for "Next" (or "Finish").
*/
public static function add_navigation_buttons(MoodleQuickForm $mform, $prevstep = null, $nextstep = null, $nextlabel = null)
{
global $CFG;
require_once $CFG->dirroot . '/elis/core/lib/form/xbutton.php';
$buttonarray = array();
$cancelbutton = $mform->createElement('xbutton', 'action', get_string('cancel'), array('value' => 'cancel', 'type' => 'submit'));
$buttonarray[] = $cancelbutton;
if ($nextstep === workflow::STEP_FINISH) {
if ($prevstep) {
$prevbutton = $mform->createElement('xbutton', '_step', get_string('previous'), array('value' => $prevstep, 'type' => 'submit'));
$buttonarray[] = $prevbutton;
}
$nextbutton = $mform->createElement('xbutton', 'action', $nextlabel === null ? get_string('finish', 'elis_core') : $nextlabel, array('value' => 'finish', 'type' => 'submit'));
} else {
if ($prevstep) {
$prevbutton = $mform->createElement('xbutton', '_next_step', get_string('previous'), array('value' => $prevstep, 'type' => 'submit'));
$buttonarray[] = $prevbutton;
}
$nextbutton = $mform->createElement('xbutton', $nextstep === null ? '' : '_next_step', $nextlabel === null ? get_string('next') : $nextlabel, array('value' => $nextstep, 'type' => 'submit'));
}
$buttonarray[] = $nextbutton;
$mform->addGroup($buttonarray, 'buttonar', '', array(' '), false);
$mform->closeHeaderBefore('buttonar');
}
/**
* Add question-type specific form fields.
*
* @param MoodleQuickForm $mform the form being built.
*/
function definition_inner(&$mform)
{
// Add the select control which will select the comparison type to use
$mform->addElement('select', 'compareby', get_string('compareby', 'qtype_algebra'), array("sage" => get_string('comparesage', 'qtype_algebra'), "eval" => get_string('compareeval', 'qtype_algebra'), "equiv" => get_string('compareequiv', 'qtype_algebra')));
$mform->setDefault('compareby', 'eval');
$mform->setHelpButton('compareby', array('comp_algorithm', get_string('compalgorithm', 'qtype_algebra'), 'qtype_algebra'));
// Add the control to select the number of checks to perform
// First create an array with all the allowed values. We will then use this array
// with the array_combine function to create a single array where the keys are the
// same as the array values
$chk_array = array('1', '2', '3', '5', '7', '10', '20', '30', '50', '70', '100', '200', '300', '500', '700', '1000');
// Add the select element using the array_combine method discussed above
$mform->addElement('select', 'nchecks', get_string('nchecks', 'qtype_algebra'), array_combine($chk_array, $chk_array));
// Set the default number of checks to perform
$mform->setDefault('nchecks', '10');
$mform->setHelpButton('nchecks', array('eval_checks', get_string('evalchecks', 'qtype_algebra'), 'qtype_algebra'));
// Add the box to set the tolerance to use when performing evaluation checks
$mform->addElement('text', 'tolerance', get_string('tolerance', 'qtype_algebra'));
$mform->setType('tolerance', PARAM_NUMBER);
$mform->setDefault('tolerance', '0.001');
$mform->setHelpButton('tolerance', array('check_tolerance', get_string('checktolerance', 'qtype_algebra'), 'qtype_algebra'));
// Add an entry for the answer box prefix
$mform->addElement('text', 'answerprefix', get_string('answerprefix', 'qtype_algebra'), array('size' => 55));
$mform->setType('answerprefix', PARAM_RAW);
$mform->setHelpButton('answerprefix', array('answer_prefix', get_string('answerboxprefix', 'qtype_algebra'), 'qtype_algebra'));
// Add an entry for a disallowed expression
$mform->addElement('text', 'disallow', get_string('disallow', 'qtype_algebra'), array('size' => 55));
$mform->setType('disallow', PARAM_RAW);
$mform->setHelpButton('disallow', array('disallowed_ans', get_string('disallowanswer', 'qtype_algebra'), 'qtype_algebra'));
// Create an array which will store the function checkboxes
$func_group = array();
// Create an array to add spacers between the boxes
$spacers = array('<br>');
// Add the initial all functions box to the list of check boxes
$func_group[] =& $mform->createElement('checkbox', 'all', '', get_string('allfunctions', 'qtype_algebra'));
// Create a checkbox element for each function understood by the parser
for ($i = 0; $i < count(qtype_algebra_parser::$functions); $i++) {
$func = qtype_algebra_parser::$functions[$i];
$func_group[] =& $mform->createElement('checkbox', $func, '', $func);
if ($i % 6 == 5) {
$spacers[] = '<br>';
} else {
$spacers[] = str_repeat(' ', 8 - strlen($func));
}
}
// Create and add the group of function controls to the form
$mform->addGroup($func_group, 'allowedfuncs', get_string('allowedfuncs', 'qtype_algebra'), $spacers, true);
$mform->disabledIf('allowedfuncs', 'allowedfuncs[all]', 'checked');
$mform->setDefault('allowedfuncs[all]', 'checked');
$mform->setHelpButton('allowedfuncs', array('allowed_funcs', get_string('allowedfunctions', 'qtype_algebra'), 'qtype_algebra'));
// Create the array for the list of variables used in the question
$repeated = array();
// Create the array for the list of repeated options used by the variable subforms
$repeatedoptions = array();
// Add the form elements to enter the variables
$repeated[] =& $mform->createElement('header', 'variablehdr', get_string('variableno', 'qtype_algebra', '{no}'));
$repeatedoptions['variablehdr']['helpbutton'] = array('variable', get_string('variable', 'qtype_algebra'), 'qtype_algebra');
$repeated[] =& $mform->createElement('text', 'variable', get_string('variablename', 'qtype_algebra'), array('size' => 20));
$mform->setType('variable', PARAM_RAW);
$repeated[] =& $mform->createElement('text', 'varmin', get_string('varmin', 'qtype_algebra'), array('size' => 20));
$mform->setType('varmin', PARAM_RAW);
$repeatedoptions['varmin']['default'] = '';
$repeated[] =& $mform->createElement('text', 'varmax', get_string('varmax', 'qtype_algebra'), array('size' => 20));
$mform->setType('varmax', PARAM_RAW);
$repeatedoptions['varmax']['default'] = '';
// Get the current number of variables defined, if any
if (isset($this->question->options)) {
$countvars = count($this->question->options->variables);
} else {
$countvars = 0;
}
// Come up with the number of variable entries to add to the form at the start
if ($this->question->formoptions->repeatelements) {
$repeatsatstart = SYMB_QUESTION_NUMVAR_START > $countvars + SYMB_QUESTION_NUMVAR_ADD ? SYMB_QUESTION_NUMVAR_START : $countvars + SYMB_QUESTION_NUMVAR_ADD;
} else {
$repeatsatstart = $countvars;
}
$this->repeat_elements($repeated, $repeatsatstart, $repeatedoptions, 'novariables', 'addvariables', SYMB_QUESTION_NUMVAR_ADD, get_string('addmorevariableblanks', 'qtype_algebra'));
// Add the instructions for entering answers to the question
$mform->addElement('static', 'answersinstruct', get_string('correctanswers', 'quiz'), get_string('filloutoneanswer', 'quiz'));
$mform->closeHeaderBefore('answersinstruct');
$creategrades = get_grade_options();
$gradeoptions = $creategrades->gradeoptions;
$repeated = array();
$repeated[] =& $mform->createElement('header', 'answerhdr', get_string('answerno', 'qtype_algebra', '{no}'));
$repeated[] =& $mform->createElement('text', 'answer', get_string('answer', 'quiz'), array('size' => 54));
$repeated[] =& $mform->createElement('select', 'fraction', get_string('grade'), $gradeoptions);
$repeated[] =& $mform->createElement('htmleditor', 'feedback', get_string('feedback', 'quiz'), array('course' => $this->coursefilesid));
if (isset($this->question->options)) {
$countanswers = count($this->question->options->answers);
} else {
$countanswers = 0;
}
if ($this->question->formoptions->repeatelements) {
$repeatsatstart = SYMB_QUESTION_NUMANS_START > $countanswers + SYMB_QUESTION_NUMANS_ADD ? SYMB_QUESTION_NUMANS_START : $countanswers + SYMB_QUESTION_NUMANS_ADD;
} else {
$repeatsatstart = $countanswers;
}
$repeatedoptions = array();
$mform->setType('answer', PARAM_RAW);
$repeatedoptions['fraction']['default'] = 0;
$this->repeat_elements($repeated, $repeatsatstart, $repeatedoptions, 'noanswers', 'addanswers', SYMB_QUESTION_NUMANS_ADD, get_string('addmoreanswerblanks', 'qtype_algebra'));
}
/**
* Add Previous/Next buttons to a formslib form.
*
* @param MoodleQuickForm $mform the MoodleQuickForm object (that is,
* $form->_form) to add the buttons to
* @param string $prevstep the ID of the previous step
* @param string $nextstep the ID of the next step. If null, go to the
* next step as defined by the workflow. If it is workflow::STEP_FINISH,
* it will submit call the workflow's finish method, rather than the save
* method.
* @param string $nextlabel the label for the Next button. If null,
* default to the language string for "Next" (or "Finish").
* @uses $CFG
* @uses $FULLME
*/
public static function add_navigation_buttons(MoodleQuickForm $mform, $prevstep = null, $nextstep = null, $nextlabel = null)
{
global $CFG, $FULLME;
require_once $CFG->dirroot . '/local/eliscore/lib/form/xbutton.php';
// ELIS-3501: Previous button was broken in IE7, changed to onclick
$target = null;
if ($prevstep && ($workflow_id = optional_param('_wfid', 0, PARAM_INT))) {
$target = new moodle_url($FULLME, array('_wfid' => $workflow_id, '_step' => $prevstep));
$target = $target->out(false);
}
$buttonarray = array();
$cancelbutton = $mform->createElement('xbutton', 'action', get_string('cancel'), array('value' => 'cancel', 'type' => 'submit'));
$buttonarray[] = $cancelbutton;
if ($nextstep === workflow::STEP_FINISH) {
if ($target) {
$prevbutton = $mform->createElement('xbutton', 'previous', get_string('previous'), array('value' => $prevstep, 'type' => 'button', 'onclick' => "window.location = '{$target}';"));
$buttonarray[] = $prevbutton;
}
$nextbutton = $mform->createElement('xbutton', 'action', $nextlabel === null ? get_string('finish', 'local_eliscore') : $nextlabel, array('value' => 'finish', 'type' => 'submit'));
} else {
if ($target) {
$prevbutton = $mform->createElement('xbutton', 'previous', get_string('previous'), array('value' => $prevstep, 'type' => 'button', 'onclick' => "window.location = '{$target}';"));
$buttonarray[] = $prevbutton;
}
$nextbutton = $mform->createElement('xbutton', $nextstep === null ? '' : '_next_step', $nextlabel === null ? get_string('next') : $nextlabel, array('value' => $nextstep, 'type' => 'submit'));
}
$buttonarray[] = $nextbutton;
$mform->addGroup($buttonarray, 'buttonar', '', array(' '), false);
$mform->closeHeaderBefore('buttonar');
}