mirrored from git://git.moodle.org/moodle.git
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lib.php
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lib.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/>.
/**
* Library of workshop module functions needed by Moodle core and other subsystems
*
* All the functions neeeded by Moodle core, gradebook, file subsystem etc
* are placed here.
*
* @package mod_workshop
* @copyright 2009 David Mudrak <david.mudrak@gmail.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once($CFG->dirroot . '/calendar/lib.php');
define('WORKSHOP_EVENT_TYPE_SUBMISSION_OPEN', 'opensubmission');
define('WORKSHOP_EVENT_TYPE_SUBMISSION_CLOSE', 'closesubmission');
define('WORKSHOP_EVENT_TYPE_ASSESSMENT_OPEN', 'openassessment');
define('WORKSHOP_EVENT_TYPE_ASSESSMENT_CLOSE', 'closeassessment');
define('WORKSHOP_SUBMISSION_TYPE_DISABLED', 0);
define('WORKSHOP_SUBMISSION_TYPE_AVAILABLE', 1);
define('WORKSHOP_SUBMISSION_TYPE_REQUIRED', 2);
////////////////////////////////////////////////////////////////////////////////
// Moodle core API //
////////////////////////////////////////////////////////////////////////////////
/**
* Returns the information if the module supports a feature
*
* @see plugin_supports() in lib/moodlelib.php
* @param string $feature FEATURE_xx constant for requested feature
* @return mixed true if the feature is supported, null if unknown
*/
function workshop_supports($feature) {
switch($feature) {
case FEATURE_GRADE_HAS_GRADE: return true;
case FEATURE_GROUPS: return true;
case FEATURE_GROUPINGS: return true;
case FEATURE_MOD_INTRO: return true;
case FEATURE_BACKUP_MOODLE2: return true;
case FEATURE_COMPLETION_TRACKS_VIEWS:
return true;
case FEATURE_SHOW_DESCRIPTION: return true;
case FEATURE_PLAGIARISM: return true;
default: return null;
}
}
/**
* Saves a new instance of the workshop into the database
*
* Given an object containing all the necessary data,
* (defined by the form in mod_form.php) this function
* will save a new instance and return the id number
* of the new instance.
*
* @param stdClass $workshop An object from the form in mod_form.php
* @return int The id of the newly inserted workshop record
*/
function workshop_add_instance(stdclass $workshop) {
global $CFG, $DB;
require_once(__DIR__ . '/locallib.php');
$workshop->phase = workshop::PHASE_SETUP;
$workshop->timecreated = time();
$workshop->timemodified = $workshop->timecreated;
$workshop->useexamples = (int)!empty($workshop->useexamples);
$workshop->usepeerassessment = 1;
$workshop->useselfassessment = (int)!empty($workshop->useselfassessment);
$workshop->latesubmissions = (int)!empty($workshop->latesubmissions);
$workshop->phaseswitchassessment = (int)!empty($workshop->phaseswitchassessment);
$workshop->evaluation = 'best';
if (isset($workshop->gradinggradepass)) {
$workshop->gradinggradepass = (float)unformat_float($workshop->gradinggradepass);
}
if (isset($workshop->submissiongradepass)) {
$workshop->submissiongradepass = (float)unformat_float($workshop->submissiongradepass);
}
if (isset($workshop->submissionfiletypes)) {
$filetypesutil = new \core_form\filetypes_util();
$submissionfiletypes = $filetypesutil->normalize_file_types($workshop->submissionfiletypes);
$workshop->submissionfiletypes = implode(' ', $submissionfiletypes);
}
if (isset($workshop->overallfeedbackfiletypes)) {
$filetypesutil = new \core_form\filetypes_util();
$overallfeedbackfiletypes = $filetypesutil->normalize_file_types($workshop->overallfeedbackfiletypes);
$workshop->overallfeedbackfiletypes = implode(' ', $overallfeedbackfiletypes);
}
// insert the new record so we get the id
$workshop->id = $DB->insert_record('workshop', $workshop);
// we need to use context now, so we need to make sure all needed info is already in db
$cmid = $workshop->coursemodule;
$DB->set_field('course_modules', 'instance', $workshop->id, array('id' => $cmid));
$context = context_module::instance($cmid);
// process the custom wysiwyg editors
if ($draftitemid = $workshop->instructauthorseditor['itemid']) {
$workshop->instructauthors = file_save_draft_area_files($draftitemid, $context->id, 'mod_workshop', 'instructauthors',
0, workshop::instruction_editors_options($context), $workshop->instructauthorseditor['text']);
$workshop->instructauthorsformat = $workshop->instructauthorseditor['format'];
}
if ($draftitemid = $workshop->instructreviewerseditor['itemid']) {
$workshop->instructreviewers = file_save_draft_area_files($draftitemid, $context->id, 'mod_workshop', 'instructreviewers',
0, workshop::instruction_editors_options($context), $workshop->instructreviewerseditor['text']);
$workshop->instructreviewersformat = $workshop->instructreviewerseditor['format'];
}
if ($draftitemid = $workshop->conclusioneditor['itemid']) {
$workshop->conclusion = file_save_draft_area_files($draftitemid, $context->id, 'mod_workshop', 'conclusion',
0, workshop::instruction_editors_options($context), $workshop->conclusioneditor['text']);
$workshop->conclusionformat = $workshop->conclusioneditor['format'];
}
// re-save the record with the replaced URLs in editor fields
$DB->update_record('workshop', $workshop);
// create gradebook items
workshop_grade_item_update($workshop);
workshop_grade_item_category_update($workshop);
// create calendar events
workshop_calendar_update($workshop, $workshop->coursemodule);
if (!empty($workshop->completionexpected)) {
\core_completion\api::update_completion_date_event($cmid, 'workshop', $workshop->id, $workshop->completionexpected);
}
return $workshop->id;
}
/**
* Given an object containing all the necessary data,
* (defined by the form in mod_form.php) this function
* will update an existing instance with new data.
*
* @param stdClass $workshop An object from the form in mod_form.php
* @return bool success
*/
function workshop_update_instance(stdclass $workshop) {
global $CFG, $DB;
require_once(__DIR__ . '/locallib.php');
$workshop->timemodified = time();
$workshop->id = $workshop->instance;
$workshop->useexamples = (int)!empty($workshop->useexamples);
$workshop->usepeerassessment = 1;
$workshop->useselfassessment = (int)!empty($workshop->useselfassessment);
$workshop->latesubmissions = (int)!empty($workshop->latesubmissions);
$workshop->phaseswitchassessment = (int)!empty($workshop->phaseswitchassessment);
if (isset($workshop->gradinggradepass)) {
$workshop->gradinggradepass = (float)unformat_float($workshop->gradinggradepass);
}
if (isset($workshop->submissiongradepass)) {
$workshop->submissiongradepass = (float)unformat_float($workshop->submissiongradepass);
}
if (isset($workshop->submissionfiletypes)) {
$filetypesutil = new \core_form\filetypes_util();
$submissionfiletypes = $filetypesutil->normalize_file_types($workshop->submissionfiletypes);
$workshop->submissionfiletypes = implode(' ', $submissionfiletypes);
}
if (isset($workshop->overallfeedbackfiletypes)) {
$filetypesutil = new \core_form\filetypes_util();
$overallfeedbackfiletypes = $filetypesutil->normalize_file_types($workshop->overallfeedbackfiletypes);
$workshop->overallfeedbackfiletypes = implode(' ', $overallfeedbackfiletypes);
}
// todo - if the grading strategy is being changed, we may want to replace all aggregated peer grades with nulls
$DB->update_record('workshop', $workshop);
$context = context_module::instance($workshop->coursemodule);
// process the custom wysiwyg editors
if ($draftitemid = $workshop->instructauthorseditor['itemid']) {
$workshop->instructauthors = file_save_draft_area_files($draftitemid, $context->id, 'mod_workshop', 'instructauthors',
0, workshop::instruction_editors_options($context), $workshop->instructauthorseditor['text']);
$workshop->instructauthorsformat = $workshop->instructauthorseditor['format'];
}
if ($draftitemid = $workshop->instructreviewerseditor['itemid']) {
$workshop->instructreviewers = file_save_draft_area_files($draftitemid, $context->id, 'mod_workshop', 'instructreviewers',
0, workshop::instruction_editors_options($context), $workshop->instructreviewerseditor['text']);
$workshop->instructreviewersformat = $workshop->instructreviewerseditor['format'];
}
if ($draftitemid = $workshop->conclusioneditor['itemid']) {
$workshop->conclusion = file_save_draft_area_files($draftitemid, $context->id, 'mod_workshop', 'conclusion',
0, workshop::instruction_editors_options($context), $workshop->conclusioneditor['text']);
$workshop->conclusionformat = $workshop->conclusioneditor['format'];
}
// re-save the record with the replaced URLs in editor fields
$DB->update_record('workshop', $workshop);
// update gradebook items
workshop_grade_item_update($workshop);
workshop_grade_item_category_update($workshop);
// update calendar events
workshop_calendar_update($workshop, $workshop->coursemodule);
$completionexpected = (!empty($workshop->completionexpected)) ? $workshop->completionexpected : null;
\core_completion\api::update_completion_date_event($workshop->coursemodule, 'workshop', $workshop->id, $completionexpected);
return true;
}
/**
* Given an ID of an instance of this module,
* this function will permanently delete the instance
* and any data that depends on it.
*
* @param int $id Id of the module instance
* @return boolean Success/Failure
*/
function workshop_delete_instance($id) {
global $CFG, $DB;
require_once($CFG->libdir.'/gradelib.php');
if (! $workshop = $DB->get_record('workshop', array('id' => $id))) {
return false;
}
// delete all associated aggregations
$DB->delete_records('workshop_aggregations', array('workshopid' => $workshop->id));
// get the list of ids of all submissions
$submissions = $DB->get_records('workshop_submissions', array('workshopid' => $workshop->id), '', 'id');
// get the list of all allocated assessments
$assessments = $DB->get_records_list('workshop_assessments', 'submissionid', array_keys($submissions), '', 'id');
// delete the associated records from the workshop core tables
$DB->delete_records_list('workshop_grades', 'assessmentid', array_keys($assessments));
$DB->delete_records_list('workshop_assessments', 'id', array_keys($assessments));
$DB->delete_records_list('workshop_submissions', 'id', array_keys($submissions));
// call the static clean-up methods of all available subplugins
$strategies = core_component::get_plugin_list('workshopform');
foreach ($strategies as $strategy => $path) {
require_once($path.'/lib.php');
$classname = 'workshop_'.$strategy.'_strategy';
call_user_func($classname.'::delete_instance', $workshop->id);
}
$allocators = core_component::get_plugin_list('workshopallocation');
foreach ($allocators as $allocator => $path) {
require_once($path.'/lib.php');
$classname = 'workshop_'.$allocator.'_allocator';
call_user_func($classname.'::delete_instance', $workshop->id);
}
$evaluators = core_component::get_plugin_list('workshopeval');
foreach ($evaluators as $evaluator => $path) {
require_once($path.'/lib.php');
$classname = 'workshop_'.$evaluator.'_evaluation';
call_user_func($classname.'::delete_instance', $workshop->id);
}
// delete the calendar events
$events = $DB->get_records('event', array('modulename' => 'workshop', 'instance' => $workshop->id));
foreach ($events as $event) {
$event = calendar_event::load($event);
$event->delete();
}
// gradebook cleanup
grade_update('mod/workshop', $workshop->course, 'mod', 'workshop', $workshop->id, 0, null, array('deleted' => true));
grade_update('mod/workshop', $workshop->course, 'mod', 'workshop', $workshop->id, 1, null, array('deleted' => true));
// finally remove the workshop record itself
// We must delete the module record after we delete the grade item.
$DB->delete_records('workshop', array('id' => $workshop->id));
return true;
}
/**
* This standard function will check all instances of this module
* and make sure there are up-to-date events created for each of them.
* If courseid = 0, then every workshop event in the site is checked, else
* only workshop events belonging to the course specified are checked.
*
* @param integer $courseid The Course ID.
* @param int|stdClass $instance workshop module instance or ID.
* @param int|stdClass $cm Course module object or ID.
* @return bool Returns true if the calendar events were successfully updated.
*/
function workshop_refresh_events($courseid = 0, $instance = null, $cm = null) {
global $DB;
// If we have instance information then we can just update the one event instead of updating all events.
if (isset($instance)) {
if (!is_object($instance)) {
$instance = $DB->get_record('workshop', array('id' => $instance), '*', MUST_EXIST);
}
if (isset($cm)) {
if (!is_object($cm)) {
$cm = (object)array('id' => $cm);
}
} else {
$cm = get_coursemodule_from_instance('workshop', $instance->id);
}
workshop_calendar_update($instance, $cm->id);
return true;
}
if ($courseid) {
// Make sure that the course id is numeric.
if (!is_numeric($courseid)) {
return false;
}
if (!$workshops = $DB->get_records('workshop', array('course' => $courseid))) {
return false;
}
} else {
if (!$workshops = $DB->get_records('workshop')) {
return false;
}
}
foreach ($workshops as $workshop) {
if (!$cm = get_coursemodule_from_instance('workshop', $workshop->id, $courseid, false)) {
continue;
}
workshop_calendar_update($workshop, $cm->id);
}
return true;
}
/**
* List the actions that correspond to a view of this module.
* This is used by the participation report.
*
* Note: This is not used by new logging system. Event with
* crud = 'r' and edulevel = LEVEL_PARTICIPATING will
* be considered as view action.
*
* @return array
*/
function workshop_get_view_actions() {
return array('view', 'view all', 'view submission', 'view example');
}
/**
* List the actions that correspond to a post of this module.
* This is used by the participation report.
*
* Note: This is not used by new logging system. Event with
* crud = ('c' || 'u' || 'd') and edulevel = LEVEL_PARTICIPATING
* will be considered as post action.
*
* @return array
*/
function workshop_get_post_actions() {
return array('add', 'add assessment', 'add example', 'add submission',
'update', 'update assessment', 'update example', 'update submission');
}
/**
* Return a small object with summary information about what a
* user has done with a given particular instance of this module
* Used for user activity reports.
* $return->time = the time they did it
* $return->info = a short text description
*
* @param stdClass $course The course record.
* @param stdClass $user The user record.
* @param cm_info|stdClass $mod The course module info object or record.
* @param stdClass $workshop The workshop instance record.
* @return stdclass|null
*/
function workshop_user_outline($course, $user, $mod, $workshop) {
global $CFG, $DB;
require_once($CFG->libdir.'/gradelib.php');
$grades = grade_get_grades($course->id, 'mod', 'workshop', $workshop->id, $user->id);
$submissiongrade = null;
$assessmentgrade = null;
$info = '';
$time = 0;
if (!empty($grades->items[0]->grades)) {
$submissiongrade = reset($grades->items[0]->grades);
$time = max($time, $submissiongrade->dategraded);
if (!$submissiongrade->hidden || has_capability('moodle/grade:viewhidden', context_course::instance($course->id))) {
$info .= get_string('submissiongrade', 'workshop') . ': ' . $submissiongrade->str_long_grade
. html_writer::empty_tag('br');
} else {
$info .= get_string('submissiongrade', 'workshop') . ': ' . get_string('hidden', 'grades')
. html_writer::empty_tag('br');
}
}
if (!empty($grades->items[1]->grades)) {
$assessmentgrade = reset($grades->items[1]->grades);
$time = max($time, $assessmentgrade->dategraded);
if (!$assessmentgrade->hidden || has_capability('moodle/grade:viewhidden', context_course::instance($course->id))) {
$info .= get_string('gradinggrade', 'workshop') . ': ' . $assessmentgrade->str_long_grade;
} else {
$info .= get_string('gradinggrade', 'workshop') . ': ' . get_string('hidden', 'grades');
}
}
if (!empty($info) and !empty($time)) {
$return = new stdclass();
$return->time = $time;
$return->info = $info;
return $return;
}
return null;
}
/**
* Print a detailed representation of what a user has done with
* a given particular instance of this module, for user activity reports.
*
* @param stdClass $course The course record.
* @param stdClass $user The user record.
* @param cm_info|stdClass $mod The course module info object or record.
* @param stdClass $workshop The workshop instance record.
* @return string HTML
*/
function workshop_user_complete($course, $user, $mod, $workshop) {
global $CFG, $DB, $OUTPUT;
require_once(__DIR__.'/locallib.php');
require_once($CFG->libdir.'/gradelib.php');
$workshop = new workshop($workshop, $mod, $course);
$grades = grade_get_grades($course->id, 'mod', 'workshop', $workshop->id, $user->id);
if (!empty($grades->items[0]->grades)) {
$submissiongrade = reset($grades->items[0]->grades);
if (!$submissiongrade->hidden || has_capability('moodle/grade:viewhidden', context_course::instance($course->id))) {
$info = get_string('submissiongrade', 'workshop') . ': ' . $submissiongrade->str_long_grade;
} else {
$info = get_string('submissiongrade', 'workshop') . ': ' . get_string('hidden', 'grades');
}
echo html_writer::tag('li', $info, array('class'=>'submissiongrade'));
}
if (!empty($grades->items[1]->grades)) {
$assessmentgrade = reset($grades->items[1]->grades);
if (!$assessmentgrade->hidden || has_capability('moodle/grade:viewhidden', context_course::instance($course->id))) {
$info = get_string('gradinggrade', 'workshop') . ': ' . $assessmentgrade->str_long_grade;
} else {
$info = get_string('gradinggrade', 'workshop') . ': ' . get_string('hidden', 'grades');
}
echo html_writer::tag('li', $info, array('class'=>'gradinggrade'));
}
if (has_capability('mod/workshop:viewallsubmissions', $workshop->context)) {
$canviewsubmission = true;
if (groups_get_activity_groupmode($workshop->cm) == SEPARATEGROUPS) {
// user must have accessallgroups or share at least one group with the submission author
if (!has_capability('moodle/site:accessallgroups', $workshop->context)) {
$usersgroups = groups_get_activity_allowed_groups($workshop->cm);
$authorsgroups = groups_get_all_groups($workshop->course->id, $user->id, $workshop->cm->groupingid, 'g.id');
$sharedgroups = array_intersect_key($usersgroups, $authorsgroups);
if (empty($sharedgroups)) {
$canviewsubmission = false;
}
}
}
if ($canviewsubmission and $submission = $workshop->get_submission_by_author($user->id)) {
$title = format_string($submission->title);
$url = $workshop->submission_url($submission->id);
$link = html_writer::link($url, $title);
$info = get_string('submission', 'workshop').': '.$link;
echo html_writer::tag('li', $info, array('class'=>'submission'));
}
}
if (has_capability('mod/workshop:viewallassessments', $workshop->context)) {
if ($assessments = $workshop->get_assessments_by_reviewer($user->id)) {
foreach ($assessments as $assessment) {
$a = new stdclass();
$a->submissionurl = $workshop->submission_url($assessment->submissionid)->out();
$a->assessmenturl = $workshop->assess_url($assessment->id)->out();
$a->submissiontitle = s($assessment->submissiontitle);
echo html_writer::tag('li', get_string('assessmentofsubmission', 'workshop', $a));
}
}
}
}
/**
* Given a course and a time, this module should find recent activity
* that has occurred in workshop activities and print it out.
* Return true if there was output, or false is there was none.
*
* @param stdClass $course
* @param bool $viewfullnames
* @param int $timestart
* @return boolean
*/
function workshop_print_recent_activity($course, $viewfullnames, $timestart) {
global $CFG, $USER, $DB, $OUTPUT;
$authoramefields = get_all_user_name_fields(true, 'author', null, 'author');
$reviewerfields = get_all_user_name_fields(true, 'reviewer', null, 'reviewer');
$sql = "SELECT s.id AS submissionid, s.title AS submissiontitle, s.timemodified AS submissionmodified,
author.id AS authorid, $authoramefields, a.id AS assessmentid, a.timemodified AS assessmentmodified,
reviewer.id AS reviewerid, $reviewerfields, cm.id AS cmid
FROM {workshop} w
INNER JOIN {course_modules} cm ON cm.instance = w.id
INNER JOIN {modules} md ON md.id = cm.module
INNER JOIN {workshop_submissions} s ON s.workshopid = w.id
INNER JOIN {user} author ON s.authorid = author.id
LEFT JOIN {workshop_assessments} a ON a.submissionid = s.id
LEFT JOIN {user} reviewer ON a.reviewerid = reviewer.id
WHERE cm.course = ?
AND md.name = 'workshop'
AND s.example = 0
AND (s.timemodified > ? OR a.timemodified > ?)
ORDER BY s.timemodified";
$rs = $DB->get_recordset_sql($sql, array($course->id, $timestart, $timestart));
$modinfo = get_fast_modinfo($course); // reference needed because we might load the groups
$submissions = array(); // recent submissions indexed by submission id
$assessments = array(); // recent assessments indexed by assessment id
$users = array();
foreach ($rs as $activity) {
if (!array_key_exists($activity->cmid, $modinfo->cms)) {
// this should not happen but just in case
continue;
}
$cm = $modinfo->cms[$activity->cmid];
if (!$cm->uservisible) {
continue;
}
// remember all user names we can use later
if (empty($users[$activity->authorid])) {
$u = new stdclass();
$users[$activity->authorid] = username_load_fields_from_object($u, $activity, 'author');
}
if ($activity->reviewerid and empty($users[$activity->reviewerid])) {
$u = new stdclass();
$users[$activity->reviewerid] = username_load_fields_from_object($u, $activity, 'reviewer');
}
$context = context_module::instance($cm->id);
$groupmode = groups_get_activity_groupmode($cm, $course);
if ($activity->submissionmodified > $timestart and empty($submissions[$activity->submissionid])) {
$s = new stdclass();
$s->title = $activity->submissiontitle;
$s->authorid = $activity->authorid;
$s->timemodified = $activity->submissionmodified;
$s->cmid = $activity->cmid;
if ($activity->authorid == $USER->id || has_capability('mod/workshop:viewauthornames', $context)) {
$s->authornamevisible = true;
} else {
$s->authornamevisible = false;
}
// the following do-while wrapper allows to break from deeply nested if-statements
do {
if ($s->authorid === $USER->id) {
// own submissions always visible
$submissions[$activity->submissionid] = $s;
break;
}
if (has_capability('mod/workshop:viewallsubmissions', $context)) {
if ($groupmode == SEPARATEGROUPS and !has_capability('moodle/site:accessallgroups', $context)) {
if (isguestuser()) {
// shortcut - guest user does not belong into any group
break;
}
// this might be slow - show only submissions by users who share group with me in this cm
if (!$modinfo->get_groups($cm->groupingid)) {
break;
}
$authorsgroups = groups_get_all_groups($course->id, $s->authorid, $cm->groupingid);
if (is_array($authorsgroups)) {
$authorsgroups = array_keys($authorsgroups);
$intersect = array_intersect($authorsgroups, $modinfo->get_groups($cm->groupingid));
if (empty($intersect)) {
break;
} else {
// can see all submissions and shares a group with the author
$submissions[$activity->submissionid] = $s;
break;
}
}
} else {
// can see all submissions from all groups
$submissions[$activity->submissionid] = $s;
}
}
} while (0);
}
if ($activity->assessmentmodified > $timestart and empty($assessments[$activity->assessmentid])) {
$a = new stdclass();
$a->submissionid = $activity->submissionid;
$a->submissiontitle = $activity->submissiontitle;
$a->reviewerid = $activity->reviewerid;
$a->timemodified = $activity->assessmentmodified;
$a->cmid = $activity->cmid;
if ($activity->reviewerid == $USER->id || has_capability('mod/workshop:viewreviewernames', $context)) {
$a->reviewernamevisible = true;
} else {
$a->reviewernamevisible = false;
}
// the following do-while wrapper allows to break from deeply nested if-statements
do {
if ($a->reviewerid === $USER->id) {
// own assessments always visible
$assessments[$activity->assessmentid] = $a;
break;
}
if (has_capability('mod/workshop:viewallassessments', $context)) {
if ($groupmode == SEPARATEGROUPS and !has_capability('moodle/site:accessallgroups', $context)) {
if (isguestuser()) {
// shortcut - guest user does not belong into any group
break;
}
// this might be slow - show only submissions by users who share group with me in this cm
if (!$modinfo->get_groups($cm->groupingid)) {
break;
}
$reviewersgroups = groups_get_all_groups($course->id, $a->reviewerid, $cm->groupingid);
if (is_array($reviewersgroups)) {
$reviewersgroups = array_keys($reviewersgroups);
$intersect = array_intersect($reviewersgroups, $modinfo->get_groups($cm->groupingid));
if (empty($intersect)) {
break;
} else {
// can see all assessments and shares a group with the reviewer
$assessments[$activity->assessmentid] = $a;
break;
}
}
} else {
// can see all assessments from all groups
$assessments[$activity->assessmentid] = $a;
}
}
} while (0);
}
}
$rs->close();
$shown = false;
if (!empty($submissions)) {
$shown = true;
echo $OUTPUT->heading(get_string('recentsubmissions', 'workshop'), 3);
foreach ($submissions as $id => $submission) {
$link = new moodle_url('/mod/workshop/submission.php', array('id'=>$id, 'cmid'=>$submission->cmid));
if ($submission->authornamevisible) {
$author = $users[$submission->authorid];
} else {
$author = null;
}
print_recent_activity_note($submission->timemodified, $author, $submission->title, $link->out(), false, $viewfullnames);
}
}
if (!empty($assessments)) {
$shown = true;
echo $OUTPUT->heading(get_string('recentassessments', 'workshop'), 3);
core_collator::asort_objects_by_property($assessments, 'timemodified');
foreach ($assessments as $id => $assessment) {
$link = new moodle_url('/mod/workshop/assessment.php', array('asid' => $id));
if ($assessment->reviewernamevisible) {
$reviewer = $users[$assessment->reviewerid];
} else {
$reviewer = null;
}
print_recent_activity_note($assessment->timemodified, $reviewer, $assessment->submissiontitle, $link->out(), false, $viewfullnames);
}
}
if ($shown) {
return true;
}
return false;
}
/**
* Returns all activity in course workshops since a given time
*
* @param array $activities sequentially indexed array of objects
* @param int $index
* @param int $timestart
* @param int $courseid
* @param int $cmid
* @param int $userid defaults to 0
* @param int $groupid defaults to 0
* @return void adds items into $activities and increases $index
*/
function workshop_get_recent_mod_activity(&$activities, &$index, $timestart, $courseid, $cmid, $userid=0, $groupid=0) {
global $CFG, $COURSE, $USER, $DB;
if ($COURSE->id == $courseid) {
$course = $COURSE;
} else {
$course = $DB->get_record('course', array('id'=>$courseid));
}
$modinfo = get_fast_modinfo($course);
$cm = $modinfo->cms[$cmid];
$params = array();
if ($userid) {
$userselect = "AND (author.id = :authorid OR reviewer.id = :reviewerid)";
$params['authorid'] = $userid;
$params['reviewerid'] = $userid;
} else {
$userselect = "";
}
if ($groupid) {
$groupselect = "AND (authorgroupmembership.groupid = :authorgroupid OR reviewergroupmembership.groupid = :reviewergroupid)";
$groupjoin = "LEFT JOIN {groups_members} authorgroupmembership ON authorgroupmembership.userid = author.id
LEFT JOIN {groups_members} reviewergroupmembership ON reviewergroupmembership.userid = reviewer.id";
$params['authorgroupid'] = $groupid;
$params['reviewergroupid'] = $groupid;
} else {
$groupselect = "";
$groupjoin = "";
}
$params['cminstance'] = $cm->instance;
$params['submissionmodified'] = $timestart;
$params['assessmentmodified'] = $timestart;
$authornamefields = get_all_user_name_fields(true, 'author', null, 'author');
$reviewerfields = get_all_user_name_fields(true, 'reviewer', null, 'reviewer');
$sql = "SELECT s.id AS submissionid, s.title AS submissiontitle, s.timemodified AS submissionmodified,
author.id AS authorid, $authornamefields, author.picture AS authorpicture, author.imagealt AS authorimagealt,
author.email AS authoremail, a.id AS assessmentid, a.timemodified AS assessmentmodified,
reviewer.id AS reviewerid, $reviewerfields, reviewer.picture AS reviewerpicture,
reviewer.imagealt AS reviewerimagealt, reviewer.email AS revieweremail
FROM {workshop_submissions} s
INNER JOIN {workshop} w ON s.workshopid = w.id
INNER JOIN {user} author ON s.authorid = author.id
LEFT JOIN {workshop_assessments} a ON a.submissionid = s.id
LEFT JOIN {user} reviewer ON a.reviewerid = reviewer.id
$groupjoin
WHERE w.id = :cminstance
AND s.example = 0
$userselect $groupselect
AND (s.timemodified > :submissionmodified OR a.timemodified > :assessmentmodified)
ORDER BY s.timemodified ASC, a.timemodified ASC";
$rs = $DB->get_recordset_sql($sql, $params);
$groupmode = groups_get_activity_groupmode($cm, $course);
$context = context_module::instance($cm->id);
$grader = has_capability('moodle/grade:viewall', $context);
$accessallgroups = has_capability('moodle/site:accessallgroups', $context);
$viewauthors = has_capability('mod/workshop:viewauthornames', $context);
$viewreviewers = has_capability('mod/workshop:viewreviewernames', $context);
$submissions = array(); // recent submissions indexed by submission id
$assessments = array(); // recent assessments indexed by assessment id
$users = array();
foreach ($rs as $activity) {
// remember all user names we can use later
if (empty($users[$activity->authorid])) {
$u = new stdclass();
$additionalfields = explode(',', user_picture::fields());
$u = username_load_fields_from_object($u, $activity, 'author', $additionalfields);
$users[$activity->authorid] = $u;
}
if ($activity->reviewerid and empty($users[$activity->reviewerid])) {
$u = new stdclass();
$additionalfields = explode(',', user_picture::fields());
$u = username_load_fields_from_object($u, $activity, 'reviewer', $additionalfields);
$users[$activity->reviewerid] = $u;
}
if ($activity->submissionmodified > $timestart and empty($submissions[$activity->submissionid])) {
$s = new stdclass();
$s->id = $activity->submissionid;
$s->title = $activity->submissiontitle;
$s->authorid = $activity->authorid;
$s->timemodified = $activity->submissionmodified;
if ($activity->authorid == $USER->id || has_capability('mod/workshop:viewauthornames', $context)) {
$s->authornamevisible = true;
} else {
$s->authornamevisible = false;
}
// the following do-while wrapper allows to break from deeply nested if-statements
do {
if ($s->authorid === $USER->id) {
// own submissions always visible
$submissions[$activity->submissionid] = $s;
break;
}
if (has_capability('mod/workshop:viewallsubmissions', $context)) {
if ($groupmode == SEPARATEGROUPS and !has_capability('moodle/site:accessallgroups', $context)) {
if (isguestuser()) {
// shortcut - guest user does not belong into any group
break;
}
// this might be slow - show only submissions by users who share group with me in this cm
if (!$modinfo->get_groups($cm->groupingid)) {
break;
}
$authorsgroups = groups_get_all_groups($course->id, $s->authorid, $cm->groupingid);
if (is_array($authorsgroups)) {
$authorsgroups = array_keys($authorsgroups);
$intersect = array_intersect($authorsgroups, $modinfo->get_groups($cm->groupingid));
if (empty($intersect)) {
break;
} else {
// can see all submissions and shares a group with the author
$submissions[$activity->submissionid] = $s;
break;
}
}
} else {
// can see all submissions from all groups
$submissions[$activity->submissionid] = $s;
}
}
} while (0);
}
if ($activity->assessmentmodified > $timestart and empty($assessments[$activity->assessmentid])) {
$a = new stdclass();
$a->id = $activity->assessmentid;
$a->submissionid = $activity->submissionid;
$a->submissiontitle = $activity->submissiontitle;
$a->reviewerid = $activity->reviewerid;
$a->timemodified = $activity->assessmentmodified;
if ($activity->reviewerid == $USER->id || has_capability('mod/workshop:viewreviewernames', $context)) {
$a->reviewernamevisible = true;
} else {
$a->reviewernamevisible = false;
}
// the following do-while wrapper allows to break from deeply nested if-statements
do {
if ($a->reviewerid === $USER->id) {
// own assessments always visible
$assessments[$activity->assessmentid] = $a;
break;
}
if (has_capability('mod/workshop:viewallassessments', $context)) {
if ($groupmode == SEPARATEGROUPS and !has_capability('moodle/site:accessallgroups', $context)) {
if (isguestuser()) {
// shortcut - guest user does not belong into any group
break;
}
// this might be slow - show only submissions by users who share group with me in this cm
if (!$modinfo->get_groups($cm->groupingid)) {
break;
}
$reviewersgroups = groups_get_all_groups($course->id, $a->reviewerid, $cm->groupingid);
if (is_array($reviewersgroups)) {
$reviewersgroups = array_keys($reviewersgroups);
$intersect = array_intersect($reviewersgroups, $modinfo->get_groups($cm->groupingid));
if (empty($intersect)) {
break;
} else {
// can see all assessments and shares a group with the reviewer
$assessments[$activity->assessmentid] = $a;
break;
}
}
} else {
// can see all assessments from all groups
$assessments[$activity->assessmentid] = $a;
}
}
} while (0);
}
}
$rs->close();
$workshopname = format_string($cm->name, true);
if ($grader) {
require_once($CFG->libdir.'/gradelib.php');
$grades = grade_get_grades($courseid, 'mod', 'workshop', $cm->instance, array_keys($users));
}
foreach ($submissions as $submission) {
$tmpactivity = new stdclass();
$tmpactivity->type = 'workshop';
$tmpactivity->cmid = $cm->id;
$tmpactivity->name = $workshopname;
$tmpactivity->sectionnum = $cm->sectionnum;
$tmpactivity->timestamp = $submission->timemodified;
$tmpactivity->subtype = 'submission';
$tmpactivity->content = $submission;
if ($grader) {
$tmpactivity->grade = $grades->items[0]->grades[$submission->authorid]->str_long_grade;
}
if ($submission->authornamevisible and !empty($users[$submission->authorid])) {
$tmpactivity->user = $users[$submission->authorid];
}
$activities[$index++] = $tmpactivity;
}
foreach ($assessments as $assessment) {
$tmpactivity = new stdclass();
$tmpactivity->type = 'workshop';
$tmpactivity->cmid = $cm->id;
$tmpactivity->name = $workshopname;
$tmpactivity->sectionnum = $cm->sectionnum;
$tmpactivity->timestamp = $assessment->timemodified;
$tmpactivity->subtype = 'assessment';
$tmpactivity->content = $assessment;
if ($grader) {
$tmpactivity->grade = $grades->items[1]->grades[$assessment->reviewerid]->str_long_grade;
}
if ($assessment->reviewernamevisible and !empty($users[$assessment->reviewerid])) {
$tmpactivity->user = $users[$assessment->reviewerid];
}
$activities[$index++] = $tmpactivity;
}
}
/**
* Print single activity item prepared by {@see workshop_get_recent_mod_activity()}
*/
function workshop_print_recent_mod_activity($activity, $courseid, $detail, $modnames, $viewfullnames) {
global $CFG, $OUTPUT;
if (!empty($activity->user)) {
echo html_writer::tag('div', $OUTPUT->user_picture($activity->user, array('courseid'=>$courseid)),
array('style' => 'float: left; padding: 7px;'));
}
if ($activity->subtype == 'submission') {
echo html_writer::start_tag('div', array('class'=>'submission', 'style'=>'padding: 7px; float:left;'));
if ($detail) {
echo html_writer::start_tag('h4', array('class'=>'workshop'));
$url = new moodle_url('/mod/workshop/view.php', array('id'=>$activity->cmid));
$name = s($activity->name);
echo $OUTPUT->image_icon('icon', $name, $activity->type);
echo ' ' . $modnames[$activity->type];
echo html_writer::link($url, $name, array('class'=>'name', 'style'=>'margin-left: 5px'));
echo html_writer::end_tag('h4');
}
echo html_writer::start_tag('div', array('class'=>'title'));
$url = new moodle_url('/mod/workshop/submission.php', array('cmid'=>$activity->cmid, 'id'=>$activity->content->id));
$name = s($activity->content->title);
echo html_writer::tag('strong', html_writer::link($url, $name));
echo html_writer::end_tag('div');