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mod_form.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* The main hotpot configuration form
*
* It uses the standard core Moodle formslib. For more info about them, please
* visit: http://docs.moodle.org/en/Development:lib/formslib.php
*
* @package mod-hotpot
* @copyright 2010 Gordon Bateson <[email protected]>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once($CFG->dirroot . '/course/moodleform_mod.php');
require_once(dirname(__FILE__) . '/locallib.php');
require_once($CFG->libdir . '/filelib.php');
/**
* mod_hotpot_mod_form
*
* @copyright 2010 Gordon Bateson
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @since Moodle 2.0
*/
class mod_hotpot_mod_form extends moodleform_mod {
/**
* Detects if we are adding a new HotPot activity
* as opposed to updating an existing one
*
* Note: we could use any of the following to detect add:
* - empty($this->_instance | _cm)
* - empty($this->current->add | id | coursemodule | instance)
*
* @return bool True if we are adding an new activity instance, false otherwise
*/
public function is_add() {
if (empty($this->current->instance)) {
return true;
} else {
return false;
}
}
/**
* Detects if we are updating a new HotPot activity
* as opposed to adding an new one
*
* @return bool True if we are adding an new activity instance, false otherwise
*/
public function is_update() {
if (empty($this->current->instance)) {
return false;
} else {
return true;
}
}
/**
* Detects if the current activity instance has a grade item in the Moodle gradebook
*
* Note: could make this general purpose, if we use $this->_cm->modname for 'itemmodule'
*
* @return bool True if the current activity has a grade item, false otherwise
*/
protected function has_grade_item() {
global $DB;
if ($this->is_add()) {
return false;
} else {
return $DB->record_exists('grade_items', array('itemtype'=>'mod', 'itemmodule'=>'hotpot', 'iteminstance'=>$this->current->instance));
}
}
/**
* return a field value from the original record
* this function is useful to see if a value has changed
*
* @return bool the field value if it exists, false otherwise
*/
public function get_original_value($fieldname, $default) {
if (isset($this->current) && isset($this->current->$fieldname)) {
return $this->current->$fieldname;
} else {
return $default;
}
}
/**
* Defines the hotpot instance configuration form
*
* @return void
*/
function definition() {
global $CFG;
$hotpotconfig = get_config('hotpot');
$mform = $this->_form;
// General --------------------------------------------------------------------
$mform->addElement('header', 'general', get_string('general', 'form'));
//-----------------------------------------------------------------------------
// Hotpot name
if ($this->is_add()) {
$elements = array(
$mform->createElement('select', 'namesource', '', hotpot::available_namesources_list()),
$mform->createElement('text', 'name', '', array('size' => '40'))
);
$mform->addGroup($elements, 'name_elements', get_string('name'), array(' '), false);
$mform->disabledIf('name_elements', 'namesource', 'ne', hotpot::TEXTSOURCE_SPECIFIC);
$mform->setDefault('namesource', get_user_preferences('hotpot_namesource', hotpot::TEXTSOURCE_FILE));
$mform->addHelpButton('name_elements', 'nameadd', 'hotpot');
} else {
$mform->addElement('text', 'name', get_string('name'), array('size' => '40'));
$mform->addElement('hidden', 'namesource', hotpot::TEXTSOURCE_SPECIFIC);
$mform->addHelpButton('name', 'nameedit', 'hotpot');
$mform->addRule('name', null, 'required', null, 'client');
$mform->addRule('name', get_string('maximumchars', '', 255), 'maxlength', 255, 'client');
}
$mform->setType('namesource', PARAM_INT);
if (empty($CFG->formatstringstriptags)) {
$mform->setType('name', PARAM_CLEAN);
} else {
$mform->setType('name', PARAM_TEXT);
}
// Reference
// $mform->addElement('filepicker', 'sourceitemid', get_string('sourcefile', 'hotpot'));
// $mform->addRule('sourceitemid', null, 'required', null, 'client');
// $mform->addHelpButton('sourceitemid', 'sourcefile', 'hotpot');
$options = array('subdirs' => 1, 'maxbytes' => 0, 'maxfiles' => -1, 'mainfile' => true, 'accepted_types' => '*');
$mform->addElement('filemanager', 'sourceitemid', get_string('sourcefile', 'hotpot'), null, $options);
$mform->addRule('sourceitemid', null, 'required', null, 'client');
$mform->addHelpButton('sourceitemid', 'sourcefile', 'hotpot');
// legacy field from Moodle 1.9 - it will probably be removed someday
$mform->addElement('hidden', 'sourcelocation', isset($this->current->sourcelocation) ? $this->current->sourcelocation : 0);
// Add quiz chain (this setting is not implemented in Moodle 2.0)
$mform->addElement('hidden', 'quizchain', 0);
//if ($this->is_add()) {
// $mform->addElement('selectyesno', 'quizchain', get_string('addquizchain', 'hotpot'));
// $mform->setDefault('quizchain', get_user_preferences('hotpot_add_quizchain', 0));
// $mform->addHelpButton('quizchain', 'addquizchain', 'hotpot');
// $mform->setAdvanced('quizchain');
//} else {
// $mform->addElement('hidden', 'quizchain', 0);
//}
// Entry page -----------------------------------------------------------------
$mform->addElement('header', 'entrypagehdr', get_string('entrypagehdr', 'hotpot'));
//-----------------------------------------------------------------------------
// Entry page text editor
$this->add_hotpot_text_editor('entry');
// Entry page options
$elements = array(
$mform->createElement('checkbox', 'entry_title', '', get_string('title', 'hotpot')),
$mform->createElement('checkbox', 'entry_grading', '', get_string('entry_grading', 'hotpot')),
$mform->createElement('checkbox', 'entry_dates', '', get_string('entry_dates', 'hotpot')),
$mform->createElement('checkbox', 'entry_attempts', '', get_string('entry_attempts', 'hotpot'))
);
$mform->addGroup($elements, 'entryoptions_elements', get_string('entryoptions', 'hotpot'), html_writer::empty_tag('br'), false);
$mform->setAdvanced('entryoptions_elements');
$mform->addHelpButton('entryoptions_elements', 'entryoptions', 'hotpot');
$mform->disabledIf('entryoptions_elements', 'entrypage', 'ne', 1);
// Exit page ------------------------------------------------------------------
$mform->addElement('header', 'exitpagehdr', get_string('exitpagehdr', 'hotpot'));
//-----------------------------------------------------------------------------
// Exit page text editor
$this->add_hotpot_text_editor('exit');
// Exit page options (feedback)
$elements = array(
$mform->createElement('checkbox', 'exit_title', '', get_string('title', 'hotpot')),
$mform->createElement('checkbox', 'exit_encouragement', '', get_string('exit_encouragement', 'hotpot')),
$mform->createElement('checkbox', 'exit_attemptscore', '', get_string('exit_attemptscore', 'hotpot', '...')),
$mform->createElement('checkbox', 'exit_hotpotgrade', '', get_string('exit_hotpotgrade', 'hotpot', '...'))
);
$mform->addGroup($elements, 'exit_feedback', get_string('exit_feedback', 'hotpot'), html_writer::empty_tag('br'), false);
$mform->setAdvanced('exit_feedback');
$mform->disabledIf('exit_feedback', 'exitpage', 'ne', 1);
$mform->addHelpButton('exit_feedback', 'exit_feedback', 'hotpot');
// Exit page options (links)
$elements = array(
$mform->createElement('checkbox', 'exit_retry', '', get_string('exit_retry', 'hotpot').': '.get_string('exit_retry_text', 'hotpot')),
$mform->createElement('checkbox', 'exit_index', '', get_string('exit_index', 'hotpot').': '.get_string('exit_index_text', 'hotpot')),
$mform->createElement('checkbox', 'exit_course', '', get_string('exit_course', 'hotpot').': '.get_string('exit_course_text', 'hotpot')),
$mform->createElement('checkbox', 'exit_grades', '', get_string('exit_grades', 'hotpot').': '.get_string('exit_grades_text', 'hotpot')),
);
$mform->addGroup($elements, 'exit_links', get_string('exit_links', 'hotpot'), html_writer::empty_tag('br'), false);
$mform->setAdvanced('exit_links');
$mform->disabledIf('exit_links', 'exitpage', 'ne', 1);
$mform->addHelpButton('exit_links', 'exit_links', 'hotpot');
// Next activity
$this->add_activity_list('exit');
// Display --------------------------------------------------------------------
$mform->addElement('header', 'displayhdr', get_string('display', 'form'));
//-----------------------------------------------------------------------------
// Output format
if (empty($this->current->sourcetype)) {
$sourcetype = ''; // add
} else {
$sourcetype = $this->current->sourcetype;
}
$mform->addElement('select', 'outputformat', get_string('outputformat', 'hotpot'), hotpot::available_outputformats_list($sourcetype));
$mform->setDefault('outputformat', get_user_preferences('hotpot_outputformat', ''));
$mform->addHelpButton('outputformat', 'outputformat', 'hotpot');
// Navigation
$mform->addElement('select', 'navigation', get_string('navigation', 'hotpot'), hotpot::available_navigations_list());
$mform->setDefault('navigation', get_user_preferences('hotpot_navigation', hotpot::NAVIGATION_MOODLE));
$mform->addHelpButton('navigation', 'navigation', 'hotpot');
// Title
$mform->addElement('select', 'title', get_string('title', 'hotpot'), hotpot::available_titles_list());
$mform->setDefault('title', get_user_preferences('hotpot_title', hotpot::TEXTSOURCE_SPECIFIC));
$mform->addHelpButton('title', 'title', 'hotpot');
$mform->setAdvanced('title');
// Show stop button
$options = array(
'hotpot_giveup' => get_string('giveup', 'hotpot'),
'specific' => get_string('stopbutton_specific', 'hotpot')
);
$elements = array(
$mform->createElement('selectyesno', 'stopbutton_yesno', ''),
$mform->createElement('select', 'stopbutton_type', '', $options),
$mform->createElement('text', 'stopbutton_text', '', array('size' => '20'))
);
$mform->addGroup($elements, 'stopbutton_elements', get_string('stopbutton', 'hotpot'), ' ', false);
$mform->addHelpButton('stopbutton_elements', 'stopbutton', 'hotpot');
$mform->setAdvanced('stopbutton_elements');
$mform->setType('stopbutton_yesno', PARAM_INT);
$mform->setType('stopbutton_type', PARAM_ALPHAEXT);
$mform->setType('stopbutton_text', PARAM_TEXT);
$mform->disabledIf('stopbutton_elements', 'stopbutton_yesno', 'ne', '1');
$mform->disabledIf('stopbutton_text', 'stopbutton_type', 'ne', 'specific');
// Use filters
$mform->addElement('selectyesno', 'usefilters', get_string('usefilters', 'hotpot'));
$mform->setType('usefilters', PARAM_INT);
$mform->setDefault('usefilters', get_user_preferences('hotpot_quiz_usefilters', 1));
$mform->addHelpButton('usefilters', 'usefilters', 'hotpot');
$mform->setAdvanced('usefilters');
// Use glossary
$mform->addElement('selectyesno', 'useglossary', get_string('useglossary', 'hotpot'));
$mform->setType('useglossary', PARAM_INT);
$mform->setDefault('useglossary', get_user_preferences('hotpot_quiz_useglossary', 1));
$mform->addHelpButton('useglossary', 'useglossary', 'hotpot');
$mform->setAdvanced('useglossary');
// Use media filters
$mform->addElement('select', 'usemediafilter', get_string('usemediafilter', 'hotpot'), hotpot::available_mediafilters_list());
$mform->setType('usemediafilter', PARAM_SAFEDIR); // [a-zA-Z0-9_-]
$mform->setDefault('usemediafilter', get_user_preferences('hotpot_quiz_usemediafilter', 'moodle'));
$mform->addHelpButton('usemediafilter', 'usemediafilter', 'hotpot');
$mform->setAdvanced('usemediafilter');
// Student feedback
$elements = array(
$mform->createElement('select', 'studentfeedback', '', hotpot::available_feedbacks_list()),
$mform->createElement('text', 'studentfeedbackurl', '', array('size'=>'40'))
);
$mform->addGroup($elements, 'studentfeedback_elements', get_string('studentfeedback', 'hotpot'), array(' '), false);
$mform->disabledIf('studentfeedback_elements', 'studentfeedback', 'eq', hotpot::FEEDBACK_NONE);
$mform->disabledIf('studentfeedback_elements', 'studentfeedback', 'eq', hotpot::FEEDBACK_MOODLEFORUM);
$mform->disabledIf('studentfeedback_elements', 'studentfeedback', 'eq', hotpot::FEEDBACK_MOODLEMESSAGING);
$mform->addHelpButton('studentfeedback_elements', 'studentfeedback', 'hotpot');
$mform->setAdvanced('studentfeedback_elements');
$mform->setType('studentfeedback', PARAM_INT);
$mform->setType('studentfeedbackurl', PARAM_URL);
// Access control -------------------------------------------------------------
$mform->addElement('header', 'accesscontrolhdr', get_string('accesscontrol', 'lesson'));
//-----------------------------------------------------------------------------
// Previous activity
$this->add_activity_list('entry');
// Open time
$mform->addElement('date_time_selector', 'timeopen', get_string('timeopen', 'hotpot'), array('optional' => true));
$mform->addHelpButton('timeopen', 'timeopenclose', 'hotpot');
$mform->setAdvanced('timeopen');
// Close time
$mform->addElement('date_time_selector', 'timeclose', get_string('timeclose', 'hotpot'), array('optional' => true));
$mform->addHelpButton('timeclose', 'timeopenclose', 'hotpot');
$mform->setAdvanced('timeclose');
// Time limit
$options = array(
hotpot::TIME_SPECIFIC => get_string('timelimitspecific', 'hotpot'),
hotpot::TIME_TEMPLATE => get_string('timelimittemplate', 'hotpot'),
hotpot::TIME_DISABLE => get_string('disable')
);
$elements = array(
$mform->createElement('static', '', '', get_string('timelimitsummary', 'hotpot')),
$mform->createElement('static', '', '', html_writer::empty_tag('br')),
$mform->createElement('select', 'timelimit', '', $options),
$mform->createElement('duration', 'timelimitspecific', '', array('optional'=>0, 'defaultunit'=>1))
);
$mform->addGroup($elements, 'timelimit_elements', get_string('timelimit', 'hotpot'), '', false);
$mform->addHelpButton('timelimit_elements', 'timelimit', 'hotpot');
$mform->setAdvanced('timelimit_elements');
$mform->setType('timelimit', PARAM_INT);
$mform->disabledIf('timelimitspecific[number]', 'timelimit', 'ne', hotpot::TIME_SPECIFIC);
$mform->disabledIf('timelimitspecific[timeunit]', 'timelimit', 'ne', hotpot::TIME_SPECIFIC);
// Delay 1
$elements = array(
$mform->createElement('static', '', '', get_string('delay1summary', 'hotpot')),
$mform->createElement('static', '', '', html_writer::empty_tag('br')),
$mform->createElement('duration', 'delay1', '', array('optional'=>1, 'defaultunit'=>1))
);
$mform->addGroup($elements, 'delay1_elements', get_string('delay1', 'hotpot'), '', false);
$mform->addHelpButton('delay1_elements', 'delay1', 'hotpot');
$mform->setAdvanced('delay1_elements');
// the standard disabledIf for the "enable" checkbox doesn't work because we are in group, so ...
$mform->disabledIf('delay1[number]', 'delay1[enabled]', 'notchecked', '');
$mform->disabledIf('delay1[timeunit]', 'delay1[enabled]', 'notchecked', '');
// Delay 2
$elements = array(
$mform->createElement('static', '', '', get_string('delay2summary', 'hotpot')),
$mform->createElement('static', '', '', html_writer::empty_tag('br')),
$mform->createElement('duration', 'delay2', '', array('optional'=>1, 'defaultunit'=>1))
);
$mform->addGroup($elements, 'delay2_elements', get_string('delay2', 'hotpot'), '', false);
$mform->addHelpButton('delay2_elements', 'delay2', 'hotpot');
$mform->setAdvanced('delay2_elements');
// the standard disabledIf for the "enable" checkbox doesn't work because we are in group, so ...
$mform->disabledIf('delay2[number]', 'delay2[enabled]', 'notchecked', '');
$mform->disabledIf('delay2[timeunit]', 'delay2[enabled]', 'notchecked', '');
// Delay 3
$options = array(
hotpot::TIME_SPECIFIC => get_string('delay3specific', 'hotpot'),
hotpot::TIME_TEMPLATE => get_string('delay3template', 'hotpot'),
hotpot::TIME_AFTEROK => get_string('delay3afterok', 'hotpot'),
hotpot::TIME_DISABLE => get_string('delay3disable', 'hotpot')
);
$elements = array(
$mform->createElement('static', '', '', get_string('delay3summary', 'hotpot')),
$mform->createElement('static', '', '', html_writer::empty_tag('br')),
$mform->createElement('select', 'delay3', '', $options),
$mform->createElement('duration', 'delay3specific', '', array('optional'=>0, 'defaultunit'=>1))
);
$mform->addGroup($elements, 'delay3_elements', get_string('delay3', 'hotpot'), '', false);
$mform->addHelpButton('delay3_elements', 'delay3', 'hotpot');
$mform->setAdvanced('delay3_elements');
$mform->setType('delay3', PARAM_INT);
$mform->disabledIf('delay3specific[number]', 'delay3', 'ne', hotpot::TIME_SPECIFIC);
$mform->disabledIf('delay3specific[timeunit]', 'delay3', 'ne', hotpot::TIME_SPECIFIC);
// Allow review?
$mform->addElement('selectyesno', 'allowreview', get_string('allowreview', 'hotpot'));
$mform->setDefault('allowreview', get_user_preferences('hotpot_review', 1));
$mform->addHelpButton('allowreview', 'allowreview', 'hotpot');
$mform->setAdvanced('allowreview');
// Security -------------------------------------------------------------------
$mform->addElement('header', 'security', get_string('extraattemptrestrictions', 'quiz'));
//-----------------------------------------------------------------------------
// Maximum number of attempts
$mform->addElement('select', 'attemptlimit', get_string('attemptsallowed', 'quiz'), hotpot::available_attemptlimits_list());
$mform->setDefault('attemptlimit', get_user_preferences('hotpot_attempts', 0)); // 0=unlimited
$mform->setAdvanced('attemptlimit');
$mform->addHelpButton('attemptlimit', 'attemptlimit', 'hotpot');
// Password
$mform->addElement('text', 'password', get_string('requirepassword', 'quiz'));
$mform->setType('password', PARAM_TEXT);
$mform->addHelpButton('password', 'requirepassword', 'quiz');
$mform->setAdvanced('password');
// IP address.
$mform->addElement('text', 'subnet', get_string('requiresubnet', 'quiz'));
$mform->setType('subnet', PARAM_TEXT);
$mform->addHelpButton('subnet', 'requiresubnet', 'quiz');
$mform->setAdvanced('subnet');
// Grades ---------------------------------------------------------------------
$mform->addElement('header', 'gradeshdr', get_string('grades', 'grades'));
//-----------------------------------------------------------------------------
// Grading method
$mform->addElement('select', 'grademethod', get_string('grademethod', 'hotpot'), hotpot::available_grademethods_list());
$mform->setDefault('grademethod', get_user_preferences('hotpot_grademethod', hotpot::GRADEMETHOD_HIGHEST));
$mform->addHelpButton('grademethod', 'grademethod', 'hotpot');
// $mform->setAdvanced('grademethod');
// Grade weighting
$mform->addElement('select', 'gradeweighting', get_string('gradeweighting', 'hotpot'), hotpot::available_gradeweightings_list());
$mform->setDefault('gradeweighting', get_user_preferences('hotpot_gradeweighting', 100));
$mform->addHelpButton('gradeweighting', 'gradeweighting', 'hotpot');
$mform->setAdvanced('gradeweighting');
// Remove grade item
if ($this->is_add() || ! $this->has_grade_item()) {
$mform->addElement('hidden', 'removegradeitem', 0);
$mform->setType('removegradeitem', PARAM_INT);
} else {
$mform->addElement('selectyesno', 'removegradeitem', get_string('removegradeitem', 'hotpot'));
$mform->addHelpButton('removegradeitem', 'removegradeitem', 'hotpot');
$mform->setType('removegradeitem', PARAM_INT);
$mform->setAdvanced('removegradeitem');
// this element is only available if gradeweighting==0
$mform->disabledIf('removegradeitem', 'gradeweighting', 'selected', 0);
}
// Standard settings (groups etc), common to all modules ----------------------
$this->standard_coursemodule_elements();
// Standard buttons, common to all modules ------------------------------------
$this->add_action_buttons();
}
/**
* add_hotpot_text_editor
*
* @param xxx $type
*/
function add_hotpot_text_editor($type) {
$mform = $this->_form;
if ($this->is_add()) {
$options = array(
hotpot::TEXTSOURCE_FILE => get_string('textsourcefile', 'hotpot'),
hotpot::TEXTSOURCE_SPECIFIC => get_string('textsourcespecific', 'hotpot')
);
$elements = array(
$mform->createElement('selectyesno', $type.'page'),
$mform->createElement('select', $type.'textsource', '', $options)
);
$mform->addGroup($elements, $type.'page_elements', get_string($type.'page', 'hotpot'), array(' '), false);
$mform->setDefault($type.'page', get_user_preferences('hotpot_'.$type.'page', 0));
$mform->setAdvanced($type.'page_elements');
$mform->addHelpButton($type.'page_elements', $type.'page', 'hotpot');
$mform->disabledIf($type.'page_elements', $type.'page', 'ne', 1);
} else {
$mform->addElement('selectyesno', $type.'page', get_string($type.'page', 'hotpot'));
$mform->setType($type.'page', PARAM_INT);
$mform->addHelpButton($type.'page', $type.'page', 'hotpot');
$mform->addElement('hidden', $type.'textsource', hotpot::TEXTSOURCE_SPECIFIC);
}
$mform->setType($type.'page', PARAM_INT);
$mform->setType($type.'textsource', PARAM_INT);
$options = hotpot::text_editors_options($this->context);
$mform->addElement('editor', $type.'editor', get_string($type.'text', 'hotpot'), null, $options);
$mform->setType($type.'editor', PARAM_RAW); // no XSS prevention here, users must be trusted
$mform->setAdvanced($type.'editor');
$mform->disabledIf($type.'editor[text]', $type.'page', 'ne', 1);
$mform->disabledIf($type.'editor[format]', $type.'page', 'ne', 1);
if ($this->is_add()) {
$mform->disabledIf($type.'editor[text]', $type.'textsource', 'ne', hotpot::TEXTSOURCE_SPECIFIC);
$mform->disabledIf($type.'editor[format]', $type.'textsource', 'ne', hotpot::TEXTSOURCE_SPECIFIC);
}
}
/**
* add_activity_list
*
* @param xxx $type
*/
function add_activity_list($type) {
global $PAGE;
// if activity name is longer than $namelength, it will be truncated
// to first $headlength chars + " ... " + last $taillength chars
$namelength = 40;
$headlength = 16;
$taillength = 16;
$mform = $this->_form;
$optgroups = array(
get_string('none') => array(
hotpot::ACTIVITY_NONE => get_string('none')
),
get_string($type=='entry' ? 'previous' : 'next') => array(
hotpot::ACTIVITY_COURSE_ANY => get_string($type.'cmcourse', 'hotpot'),
hotpot::ACTIVITY_SECTION_ANY => get_string($type.'cmsection', 'hotpot'),
hotpot::ACTIVITY_COURSE_HOTPOT => get_string($type.'hotpotcourse', 'hotpot'),
hotpot::ACTIVITY_SECTION_HOTPOT => get_string($type.'hotpotsection', 'hotpot')
)
);
if ($modinfo = get_fast_modinfo($PAGE->course)) {
// we may need textlib to truncate activity names
$textlib = hotpot_get_textlib();
switch ($PAGE->course->format) {
case 'weeks': $strsection = get_string('strftimedateshort'); break;
case 'topics': $strsection = get_string('topic'); break;
default: $strsection = get_string('section');
}
$sectionnum = -1;
foreach ($modinfo->cms as $cmid=>$mod) {
if ($mod->modname=='label') {
continue; // ignore labels
}
if ($type=='entry' && $mod->modname=='resource') {
continue; // ignore resources as entry activities
}
if (isset($form->update) && $form->update==$cmid) {
continue; // ignore this hotpot
}
if ($sectionnum==$mod->sectionnum) {
// do nothing (same section)
} else {
// start new optgroup for this course section
$sectionnum = $mod->sectionnum;
if ($sectionnum==0) {
$optgroup = get_string('activities');
} else if ($PAGE->course->format=='weeks') {
$date = $PAGE->course->startdate + 7200 + ($sectionnum * 604800);
$optgroup = userdate($date, $strsection).' - '.userdate($date + 518400, $strsection);
} else {
$optgroup = $strsection.': '.$sectionnum;
}
if (empty($options[$optgroup])) {
$options[$optgroup] = array();
}
}
$name = format_string($mod->name);
$strlen = $textlib->strlen($name);
if ($strlen > $namelength) {
$head = $textlib->substr($name, 0, $headlength);
$tail = $textlib->substr($name, $strlen - $taillength, $taillength);
$name = $head.' ... '.$tail;
}
$optgroups[$optgroup][$cmid] = $name;
}
}
$options = array();
for ($i=100; $i>=0; $i--) {
$options[$i] = $i.'%';
}
$elements = array(
$mform->createElement('selectgroups', $type.'cm', '', $optgroups),
$mform->createElement('select', $type.'grade', '', $options)
);
$mform->addGroup($elements, $type.'cm_elements', get_string($type.'cm', 'hotpot'), array(' '), false);
$mform->addHelpButton($type.'cm_elements', $type.'cm', 'hotpot');
if ($type=='entry') {
$defaultcm = hotpot::ACTIVITY_NONE;
$defaultgrade = 100;
} else {
$defaultcm = hotpot::ACTIVITY_SECTION_HOTPOT;
$defaultgrade = 0;
}
$mform->setDefault($type.'cm', get_user_preferences('hotpot_'.$type.'cm', $defaultcm));
$mform->setDefault($type.'grade', get_user_preferences('hotpot_'.$type.'grade', $defaultgrade));
$mform->disabledIf($type.'cm_elements', $type.'cm', 'eq', 0);
if ($type=='entry') {
$mform->setAdvanced($type.'cm_elements');
}
// add module icons, if possible
if ($modinfo) {
$element = reset($mform->getElement($type.'cm_elements')->getElements());
for ($i=0; $i<count($element->_optGroups); $i++) {
$optgroup = &$element->_optGroups[$i];
for ($ii=0; $ii<count($optgroup['options']); $ii++) {
$option = &$optgroup['options'][$ii];
if (isset($option['attr']['value']) && $option['attr']['value']>0) {
$cmid = $option['attr']['value'];
$url = $PAGE->theme->pix_url('icon', $modinfo->cms[$cmid]->modname)->out();
$option['attr']['style'] = "background-image: url($url); background-repeat: no-repeat; background-position: 1px 2px; min-height: 20px;";
}
}
}
}
}
/**
* Prepares the form before data are set
*
* Additional wysiwyg editors are prepared here
* along with the stopbutton switch, type and text
*
* @param array $data to be set
* @return void
*/
function data_preprocessing(&$data) {
// Note: if you call "file_prepare_draft_area()" without setting itemid
// (the first argument), then it will be assigned automatically, and the files
// for this context will be transferred automatically, which is what we want
$data['sourceitemid'] = 0;
if ($this->is_add()) {
$contextid = null;
} else {
$contextid = $this->context->id;
}
$options = hotpot::sourcefile_options(); // array('subdirs' => 1, 'maxbytes' => 0, 'maxfiles' => -1);
file_prepare_draft_area($data['sourceitemid'], $contextid, 'mod_hotpot', 'sourcefile', 0, $options);
if ($this->is_add()) {
// set fields from user preferences, where possible
foreach (hotpot::user_preferences_fieldnames() as $fieldname) {
if (! isset($data[$fieldname])) {
$data[$fieldname] = get_user_preferences('hotpot_'.$fieldname, '');
}
}
}
// set entry/exit page settings
foreach (hotpot::text_page_types() as $type) {
// extract boolean switches for page options
foreach (hotpot::text_page_options($type) as $name => $mask) {
$data[$type.'_'.$name] = $data[$type.'options'] & $mask;
}
// setup custom wysiwyg editor
$draftitemid = 0;
if ($this->is_add()) {
// adding a new hotpot instance
$data[$type.'editor'] = array(
'text' => file_prepare_draft_area($draftitemid, $contextid, 'mod_hotpot', $type, 0),
'format' => editors_get_preferred_format(),
'itemid' => file_get_submitted_draft_itemid($type)
);
} else {
// editing an existing hotpot
$data[$type.'editor'] = array(
'text' => file_prepare_draft_area($draftitemid, $contextid, 'mod_hotpot', $type, 0, $options, $data[$type.'text']),
'format' => $data[$type.'format'],
'itemid' => file_get_submitted_draft_itemid($type)
);
}
}
// timelimit
if ($data['timelimit']>0) {
$data['timelimitspecific'] = $data['timelimit'];
$data['timelimit'] = hotpot::TIME_SPECIFIC;
} else {
$data['timelimitspecific'] = 0;
}
// delay3
if ($data['delay3']>0) {
$data['delay3specific'] = $data['delay3'];
$data['delay3'] = hotpot::TIME_SPECIFIC;
} else {
$data['delay3specific'] = 0;
}
// set stopbutton options
switch ($data['stopbutton']) {
case hotpot::STOPBUTTON_SPECIFIC:
$data['stopbutton_yesno'] = 1;
$data['stopbutton_type'] = 'specific';
$data['stopbutton_text'] = $data['stoptext'];
break;
case hotpot::STOPBUTTON_LANGPACK:
$data['stopbutton_yesno'] = 1;
$data['stopbutton_type'] = $data['stoptext'];
$data['stopbutton_text'] = '';
break;
case hotpot::STOPBUTTON_NONE:
default:
$data['stopbutton_yesno'] = 0;
$data['stopbutton_type'] = '';
$data['stopbutton_text'] = '';
}
}
/**
* validation
*
* @param xxx $data
* @return xxx
*/
function validation($data, $files) {
global $USER;
// http://docs.moodle.org/en/Development:lib/formslib.php_Validation
// Note: see "lang/en/error.php" for a list of common messages
$errors = array();
// get the $files specified in the form
$usercontext = get_context_instance(CONTEXT_USER, $USER->id);
$fs = get_file_storage();
$files = $fs->get_area_files($usercontext->id, 'user', 'draft', $data['sourceitemid'], 'sortorder, id', 0); // files only, no dirs
// check we have at least one file
// (and set mainfile marker, if necessary)
if (empty($files)) {
$errors['sourceitemid'] = get_string('required');
// $errors['sourceitemid'] = get_string('nofile', 'error');
} else {
$mainfile = false;
foreach ($files as $file) {
if ($file->get_sortorder()==1) {
$mainfile = true;
break;
}
}
if (! $mainfile) {
$file = reset($files); // first file in the list
file_set_sortorder($file->get_contextid(), $file->get_component(), $file->get_filearea(), $file->get_itemid(), $file->get_filepath(), $file->get_filename(), 1);
}
}
// studentfeedbackurl
if ($data['studentfeedback']==hotpot::FEEDBACK_WEBPAGE || $data['studentfeedback']==hotpot::FEEDBACK_FORMMAIL) {
if (empty($data['studentfeedbackurl']) || ! preg_match('/^https?:\/\/.+/', $data['studentfeedbackurl'])) {
// empty or invalid url
$errors['studentfeedback_elements']= get_string('invalidurl', 'error');
}
}
return $errors;
}
}