You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
3379 lines
121 KiB
3379 lines
121 KiB
<?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/>.
|
|
|
|
/**
|
|
* Functions used by gradebook plugins and reports.
|
|
*
|
|
* @package core_grades
|
|
* @copyright 2009 Petr Skoda and Nicolas Connault
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
*/
|
|
|
|
require_once($CFG->libdir . '/gradelib.php');
|
|
require_once($CFG->dirroot . '/grade/export/lib.php');
|
|
|
|
/**
|
|
* This class iterates over all users that are graded in a course.
|
|
* Returns detailed info about users and their grades.
|
|
*
|
|
* @author Petr Skoda <skodak@moodle.org>
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
*/
|
|
class graded_users_iterator {
|
|
|
|
/**
|
|
* The couse whose users we are interested in
|
|
*/
|
|
protected $course;
|
|
|
|
/**
|
|
* An array of grade items or null if only user data was requested
|
|
*/
|
|
protected $grade_items;
|
|
|
|
/**
|
|
* The group ID we are interested in. 0 means all groups.
|
|
*/
|
|
protected $groupid;
|
|
|
|
/**
|
|
* A recordset of graded users
|
|
*/
|
|
protected $users_rs;
|
|
|
|
/**
|
|
* A recordset of user grades (grade_grade instances)
|
|
*/
|
|
protected $grades_rs;
|
|
|
|
/**
|
|
* Array used when moving to next user while iterating through the grades recordset
|
|
*/
|
|
protected $gradestack;
|
|
|
|
/**
|
|
* The first field of the users table by which the array of users will be sorted
|
|
*/
|
|
protected $sortfield1;
|
|
|
|
/**
|
|
* Should sortfield1 be ASC or DESC
|
|
*/
|
|
protected $sortorder1;
|
|
|
|
/**
|
|
* The second field of the users table by which the array of users will be sorted
|
|
*/
|
|
protected $sortfield2;
|
|
|
|
/**
|
|
* Should sortfield2 be ASC or DESC
|
|
*/
|
|
protected $sortorder2;
|
|
|
|
/**
|
|
* Should users whose enrolment has been suspended be ignored?
|
|
*/
|
|
protected $onlyactive = false;
|
|
|
|
/**
|
|
* Enable user custom fields
|
|
*/
|
|
protected $allowusercustomfields = false;
|
|
|
|
/**
|
|
* List of suspended users in course. This includes users whose enrolment status is suspended
|
|
* or enrolment has expired or not started.
|
|
*/
|
|
protected $suspendedusers = array();
|
|
|
|
/**
|
|
* Constructor
|
|
*
|
|
* @param object $course A course object
|
|
* @param array $grade_items array of grade items, if not specified only user info returned
|
|
* @param int $groupid iterate only group users if present
|
|
* @param string $sortfield1 The first field of the users table by which the array of users will be sorted
|
|
* @param string $sortorder1 The order in which the first sorting field will be sorted (ASC or DESC)
|
|
* @param string $sortfield2 The second field of the users table by which the array of users will be sorted
|
|
* @param string $sortorder2 The order in which the second sorting field will be sorted (ASC or DESC)
|
|
*/
|
|
public function __construct($course, $grade_items=null, $groupid=0,
|
|
$sortfield1='lastname', $sortorder1='ASC',
|
|
$sortfield2='firstname', $sortorder2='ASC') {
|
|
$this->course = $course;
|
|
$this->grade_items = $grade_items;
|
|
$this->groupid = $groupid;
|
|
$this->sortfield1 = $sortfield1;
|
|
$this->sortorder1 = $sortorder1;
|
|
$this->sortfield2 = $sortfield2;
|
|
$this->sortorder2 = $sortorder2;
|
|
|
|
$this->gradestack = array();
|
|
}
|
|
|
|
/**
|
|
* Initialise the iterator
|
|
*
|
|
* @return boolean success
|
|
*/
|
|
public function init() {
|
|
global $CFG, $DB;
|
|
|
|
$this->close();
|
|
|
|
export_verify_grades($this->course->id);
|
|
$course_item = grade_item::fetch_course_item($this->course->id);
|
|
if ($course_item->needsupdate) {
|
|
// Can not calculate all final grades - sorry.
|
|
return false;
|
|
}
|
|
|
|
$coursecontext = context_course::instance($this->course->id);
|
|
|
|
list($relatedctxsql, $relatedctxparams) = $DB->get_in_or_equal($coursecontext->get_parent_context_ids(true), SQL_PARAMS_NAMED, 'relatedctx');
|
|
list($gradebookroles_sql, $params) = $DB->get_in_or_equal(explode(',', $CFG->gradebookroles), SQL_PARAMS_NAMED, 'grbr');
|
|
list($enrolledsql, $enrolledparams) = get_enrolled_sql($coursecontext, '', 0, $this->onlyactive);
|
|
|
|
$params = array_merge($params, $enrolledparams, $relatedctxparams);
|
|
|
|
if ($this->groupid) {
|
|
$groupsql = "INNER JOIN {groups_members} gm ON gm.userid = u.id";
|
|
$groupwheresql = "AND gm.groupid = :groupid";
|
|
// $params contents: gradebookroles
|
|
$params['groupid'] = $this->groupid;
|
|
} else {
|
|
$groupsql = "";
|
|
$groupwheresql = "";
|
|
}
|
|
|
|
if (empty($this->sortfield1)) {
|
|
// We must do some sorting even if not specified.
|
|
$ofields = ", u.id AS usrt";
|
|
$order = "usrt ASC";
|
|
|
|
} else {
|
|
$ofields = ", u.$this->sortfield1 AS usrt1";
|
|
$order = "usrt1 $this->sortorder1";
|
|
if (!empty($this->sortfield2)) {
|
|
$ofields .= ", u.$this->sortfield2 AS usrt2";
|
|
$order .= ", usrt2 $this->sortorder2";
|
|
}
|
|
if ($this->sortfield1 != 'id' and $this->sortfield2 != 'id') {
|
|
// User order MUST be the same in both queries,
|
|
// must include the only unique user->id if not already present.
|
|
$ofields .= ", u.id AS usrt";
|
|
$order .= ", usrt ASC";
|
|
}
|
|
}
|
|
|
|
$userfields = 'u.*';
|
|
$customfieldssql = '';
|
|
if ($this->allowusercustomfields && !empty($CFG->grade_export_customprofilefields)) {
|
|
$customfieldscount = 0;
|
|
$customfieldsarray = grade_helper::get_user_profile_fields($this->course->id, $this->allowusercustomfields);
|
|
foreach ($customfieldsarray as $field) {
|
|
if (!empty($field->customid)) {
|
|
$customfieldssql .= "
|
|
LEFT JOIN (SELECT * FROM {user_info_data}
|
|
WHERE fieldid = :cf$customfieldscount) cf$customfieldscount
|
|
ON u.id = cf$customfieldscount.userid";
|
|
$userfields .= ", cf$customfieldscount.data AS customfield_{$field->customid}";
|
|
$params['cf'.$customfieldscount] = $field->customid;
|
|
$customfieldscount++;
|
|
}
|
|
}
|
|
}
|
|
|
|
$users_sql = "SELECT $userfields $ofields
|
|
FROM {user} u
|
|
JOIN ($enrolledsql) je ON je.id = u.id
|
|
$groupsql $customfieldssql
|
|
JOIN (
|
|
SELECT DISTINCT ra.userid
|
|
FROM {role_assignments} ra
|
|
WHERE ra.roleid $gradebookroles_sql
|
|
AND ra.contextid $relatedctxsql
|
|
) rainner ON rainner.userid = u.id
|
|
WHERE u.deleted = 0
|
|
$groupwheresql
|
|
ORDER BY $order";
|
|
$this->users_rs = $DB->get_recordset_sql($users_sql, $params);
|
|
|
|
if (!$this->onlyactive) {
|
|
$context = context_course::instance($this->course->id);
|
|
$this->suspendedusers = get_suspended_userids($context);
|
|
} else {
|
|
$this->suspendedusers = array();
|
|
}
|
|
|
|
if (!empty($this->grade_items)) {
|
|
$itemids = array_keys($this->grade_items);
|
|
list($itemidsql, $grades_params) = $DB->get_in_or_equal($itemids, SQL_PARAMS_NAMED, 'items');
|
|
$params = array_merge($params, $grades_params);
|
|
|
|
$grades_sql = "SELECT g.* $ofields
|
|
FROM {grade_grades} g
|
|
JOIN {user} u ON g.userid = u.id
|
|
JOIN ($enrolledsql) je ON je.id = u.id
|
|
$groupsql
|
|
JOIN (
|
|
SELECT DISTINCT ra.userid
|
|
FROM {role_assignments} ra
|
|
WHERE ra.roleid $gradebookroles_sql
|
|
AND ra.contextid $relatedctxsql
|
|
) rainner ON rainner.userid = u.id
|
|
WHERE u.deleted = 0
|
|
AND g.itemid $itemidsql
|
|
$groupwheresql
|
|
ORDER BY $order, g.itemid ASC";
|
|
$this->grades_rs = $DB->get_recordset_sql($grades_sql, $params);
|
|
} else {
|
|
$this->grades_rs = false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Returns information about the next user
|
|
* @return mixed array of user info, all grades and feedback or null when no more users found
|
|
*/
|
|
public function next_user() {
|
|
if (!$this->users_rs) {
|
|
return false; // no users present
|
|
}
|
|
|
|
if (!$this->users_rs->valid()) {
|
|
if ($current = $this->_pop()) {
|
|
// this is not good - user or grades updated between the two reads above :-(
|
|
}
|
|
|
|
return false; // no more users
|
|
} else {
|
|
$user = $this->users_rs->current();
|
|
$this->users_rs->next();
|
|
}
|
|
|
|
// find grades of this user
|
|
$grade_records = array();
|
|
while (true) {
|
|
if (!$current = $this->_pop()) {
|
|
break; // no more grades
|
|
}
|
|
|
|
if (empty($current->userid)) {
|
|
break;
|
|
}
|
|
|
|
if ($current->userid != $user->id) {
|
|
// grade of the next user, we have all for this user
|
|
$this->_push($current);
|
|
break;
|
|
}
|
|
|
|
$grade_records[$current->itemid] = $current;
|
|
}
|
|
|
|
$grades = array();
|
|
$feedbacks = array();
|
|
|
|
if (!empty($this->grade_items)) {
|
|
foreach ($this->grade_items as $grade_item) {
|
|
if (!isset($feedbacks[$grade_item->id])) {
|
|
$feedbacks[$grade_item->id] = new stdClass();
|
|
}
|
|
if (array_key_exists($grade_item->id, $grade_records)) {
|
|
$feedbacks[$grade_item->id]->feedback = $grade_records[$grade_item->id]->feedback;
|
|
$feedbacks[$grade_item->id]->feedbackformat = $grade_records[$grade_item->id]->feedbackformat;
|
|
unset($grade_records[$grade_item->id]->feedback);
|
|
unset($grade_records[$grade_item->id]->feedbackformat);
|
|
$grades[$grade_item->id] = new grade_grade($grade_records[$grade_item->id], false);
|
|
} else {
|
|
$feedbacks[$grade_item->id]->feedback = '';
|
|
$feedbacks[$grade_item->id]->feedbackformat = FORMAT_MOODLE;
|
|
$grades[$grade_item->id] =
|
|
new grade_grade(array('userid'=>$user->id, 'itemid'=>$grade_item->id), false);
|
|
}
|
|
$grades[$grade_item->id]->grade_item = $grade_item;
|
|
}
|
|
}
|
|
|
|
// Set user suspended status.
|
|
$user->suspendedenrolment = isset($this->suspendedusers[$user->id]);
|
|
$result = new stdClass();
|
|
$result->user = $user;
|
|
$result->grades = $grades;
|
|
$result->feedbacks = $feedbacks;
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Close the iterator, do not forget to call this function
|
|
*/
|
|
public function close() {
|
|
if ($this->users_rs) {
|
|
$this->users_rs->close();
|
|
$this->users_rs = null;
|
|
}
|
|
if ($this->grades_rs) {
|
|
$this->grades_rs->close();
|
|
$this->grades_rs = null;
|
|
}
|
|
$this->gradestack = array();
|
|
}
|
|
|
|
/**
|
|
* Should all enrolled users be exported or just those with an active enrolment?
|
|
*
|
|
* @param bool $onlyactive True to limit the export to users with an active enrolment
|
|
*/
|
|
public function require_active_enrolment($onlyactive = true) {
|
|
if (!empty($this->users_rs)) {
|
|
debugging('Calling require_active_enrolment() has no effect unless you call init() again', DEBUG_DEVELOPER);
|
|
}
|
|
$this->onlyactive = $onlyactive;
|
|
}
|
|
|
|
/**
|
|
* Allow custom fields to be included
|
|
*
|
|
* @param bool $allow Whether to allow custom fields or not
|
|
* @return void
|
|
*/
|
|
public function allow_user_custom_fields($allow = true) {
|
|
if ($allow) {
|
|
$this->allowusercustomfields = true;
|
|
} else {
|
|
$this->allowusercustomfields = false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add a grade_grade instance to the grade stack
|
|
*
|
|
* @param grade_grade $grade Grade object
|
|
*
|
|
* @return void
|
|
*/
|
|
private function _push($grade) {
|
|
array_push($this->gradestack, $grade);
|
|
}
|
|
|
|
|
|
/**
|
|
* Remove a grade_grade instance from the grade stack
|
|
*
|
|
* @return grade_grade current grade object
|
|
*/
|
|
private function _pop() {
|
|
global $DB;
|
|
if (empty($this->gradestack)) {
|
|
if (empty($this->grades_rs) || !$this->grades_rs->valid()) {
|
|
return null; // no grades present
|
|
}
|
|
|
|
$current = $this->grades_rs->current();
|
|
|
|
$this->grades_rs->next();
|
|
|
|
return $current;
|
|
} else {
|
|
return array_pop($this->gradestack);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Print a selection popup form of the graded users in a course.
|
|
*
|
|
* @deprecated since 2.0
|
|
*
|
|
* @param int $course id of the course
|
|
* @param string $actionpage The page receiving the data from the popoup form
|
|
* @param int $userid id of the currently selected user (or 'all' if they are all selected)
|
|
* @param int $groupid id of requested group, 0 means all
|
|
* @param int $includeall bool include all option
|
|
* @param bool $return If true, will return the HTML, otherwise, will print directly
|
|
* @return null
|
|
*/
|
|
function print_graded_users_selector($course, $actionpage, $userid=0, $groupid=0, $includeall=true, $return=false) {
|
|
global $CFG, $USER, $OUTPUT;
|
|
return $OUTPUT->render(grade_get_graded_users_select(substr($actionpage, 0, strpos($actionpage, '/')), $course, $userid, $groupid, $includeall));
|
|
}
|
|
|
|
function grade_get_graded_users_select($report, $course, $userid, $groupid, $includeall) {
|
|
global $USER, $CFG;
|
|
|
|
if (is_null($userid)) {
|
|
$userid = $USER->id;
|
|
}
|
|
$coursecontext = context_course::instance($course->id);
|
|
$defaultgradeshowactiveenrol = !empty($CFG->grade_report_showonlyactiveenrol);
|
|
$showonlyactiveenrol = get_user_preferences('grade_report_showonlyactiveenrol', $defaultgradeshowactiveenrol);
|
|
$showonlyactiveenrol = $showonlyactiveenrol || !has_capability('moodle/course:viewsuspendedusers', $coursecontext);
|
|
$menu = array(); // Will be a list of userid => user name
|
|
$menususpendedusers = array(); // Suspended users go to a separate optgroup.
|
|
$gui = new graded_users_iterator($course, null, $groupid);
|
|
$gui->require_active_enrolment($showonlyactiveenrol);
|
|
$gui->init();
|
|
$label = get_string('selectauser', 'grades');
|
|
if ($includeall) {
|
|
$menu[0] = get_string('allusers', 'grades');
|
|
$label = get_string('selectalloroneuser', 'grades');
|
|
}
|
|
while ($userdata = $gui->next_user()) {
|
|
$user = $userdata->user;
|
|
$userfullname = fullname($user);
|
|
if ($user->suspendedenrolment) {
|
|
$menususpendedusers[$user->id] = $userfullname;
|
|
} else {
|
|
$menu[$user->id] = $userfullname;
|
|
}
|
|
}
|
|
$gui->close();
|
|
|
|
if ($includeall) {
|
|
$menu[0] .= " (" . (count($menu) + count($menususpendedusers) - 1) . ")";
|
|
}
|
|
|
|
if (!empty($menususpendedusers)) {
|
|
$menu[] = array(get_string('suspendedusers') => $menususpendedusers);
|
|
}
|
|
$gpr = new grade_plugin_return(array('type' => 'report', 'course' => $course, 'groupid' => $groupid));
|
|
$select = new single_select(
|
|
new moodle_url('/grade/report/'.$report.'/index.php', $gpr->get_options()),
|
|
'userid', $menu, $userid
|
|
);
|
|
$select->label = $label;
|
|
$select->formid = 'choosegradeuser';
|
|
return $select;
|
|
}
|
|
|
|
/**
|
|
* Hide warning about changed grades during upgrade to 2.8.
|
|
*
|
|
* @param int $courseid The current course id.
|
|
*/
|
|
function hide_natural_aggregation_upgrade_notice($courseid) {
|
|
unset_config('show_sumofgrades_upgrade_' . $courseid);
|
|
}
|
|
|
|
/**
|
|
* Hide warning about changed grades during upgrade from 2.8.0-2.8.6 and 2.9.0.
|
|
*
|
|
* @param int $courseid The current course id.
|
|
*/
|
|
function grade_hide_min_max_grade_upgrade_notice($courseid) {
|
|
unset_config('show_min_max_grades_changed_' . $courseid);
|
|
}
|
|
|
|
/**
|
|
* Use the grade min and max from the grade_grade.
|
|
*
|
|
* This is reserved for core use after an upgrade.
|
|
*
|
|
* @param int $courseid The current course id.
|
|
*/
|
|
function grade_upgrade_use_min_max_from_grade_grade($courseid) {
|
|
grade_set_setting($courseid, 'minmaxtouse', GRADE_MIN_MAX_FROM_GRADE_GRADE);
|
|
|
|
grade_force_full_regrading($courseid);
|
|
// Do this now, because it probably happened to late in the page load to be happen automatically.
|
|
grade_regrade_final_grades($courseid);
|
|
}
|
|
|
|
/**
|
|
* Use the grade min and max from the grade_item.
|
|
*
|
|
* This is reserved for core use after an upgrade.
|
|
*
|
|
* @param int $courseid The current course id.
|
|
*/
|
|
function grade_upgrade_use_min_max_from_grade_item($courseid) {
|
|
grade_set_setting($courseid, 'minmaxtouse', GRADE_MIN_MAX_FROM_GRADE_ITEM);
|
|
|
|
grade_force_full_regrading($courseid);
|
|
// Do this now, because it probably happened to late in the page load to be happen automatically.
|
|
grade_regrade_final_grades($courseid);
|
|
}
|
|
|
|
/**
|
|
* Hide warning about changed grades during upgrade to 2.8.
|
|
*
|
|
* @param int $courseid The current course id.
|
|
*/
|
|
function hide_aggregatesubcats_upgrade_notice($courseid) {
|
|
unset_config('show_aggregatesubcats_upgrade_' . $courseid);
|
|
}
|
|
|
|
/**
|
|
* Hide warning about changed grades due to bug fixes
|
|
*
|
|
* @param int $courseid The current course id.
|
|
*/
|
|
function hide_gradebook_calculations_freeze_notice($courseid) {
|
|
unset_config('gradebook_calculations_freeze_' . $courseid);
|
|
}
|
|
|
|
/**
|
|
* Print warning about changed grades during upgrade to 2.8.
|
|
*
|
|
* @param int $courseid The current course id.
|
|
* @param context $context The course context.
|
|
* @param string $thispage The relative path for the current page. E.g. /grade/report/user/index.php
|
|
* @param boolean $return return as string
|
|
*
|
|
* @return nothing or string if $return true
|
|
*/
|
|
function print_natural_aggregation_upgrade_notice($courseid, $context, $thispage, $return=false) {
|
|
global $CFG, $OUTPUT;
|
|
$html = '';
|
|
|
|
// Do not do anything if they cannot manage the grades of this course.
|
|
if (!has_capability('moodle/grade:manage', $context)) {
|
|
return $html;
|
|
}
|
|
|
|
$hidesubcatswarning = optional_param('seenaggregatesubcatsupgradedgrades', false, PARAM_BOOL) && confirm_sesskey();
|
|
$showsubcatswarning = get_config('core', 'show_aggregatesubcats_upgrade_' . $courseid);
|
|
$hidenaturalwarning = optional_param('seensumofgradesupgradedgrades', false, PARAM_BOOL) && confirm_sesskey();
|
|
$shownaturalwarning = get_config('core', 'show_sumofgrades_upgrade_' . $courseid);
|
|
|
|
$hideminmaxwarning = optional_param('seenminmaxupgradedgrades', false, PARAM_BOOL) && confirm_sesskey();
|
|
$showminmaxwarning = get_config('core', 'show_min_max_grades_changed_' . $courseid);
|
|
|
|
$useminmaxfromgradeitem = optional_param('useminmaxfromgradeitem', false, PARAM_BOOL) && confirm_sesskey();
|
|
$useminmaxfromgradegrade = optional_param('useminmaxfromgradegrade', false, PARAM_BOOL) && confirm_sesskey();
|
|
|
|
$minmaxtouse = grade_get_setting($courseid, 'minmaxtouse', $CFG->grade_minmaxtouse);
|
|
|
|
$gradebookcalculationsfreeze = get_config('core', 'gradebook_calculations_freeze_' . $courseid);
|
|
$acceptgradebookchanges = optional_param('acceptgradebookchanges', false, PARAM_BOOL) && confirm_sesskey();
|
|
|
|
// Hide the warning if the user told it to go away.
|
|
if ($hidenaturalwarning) {
|
|
hide_natural_aggregation_upgrade_notice($courseid);
|
|
}
|
|
// Hide the warning if the user told it to go away.
|
|
if ($hidesubcatswarning) {
|
|
hide_aggregatesubcats_upgrade_notice($courseid);
|
|
}
|
|
|
|
// Hide the min/max warning if the user told it to go away.
|
|
if ($hideminmaxwarning) {
|
|
grade_hide_min_max_grade_upgrade_notice($courseid);
|
|
$showminmaxwarning = false;
|
|
}
|
|
|
|
if ($useminmaxfromgradegrade) {
|
|
// Revert to the new behaviour, we now use the grade_grade for min/max.
|
|
grade_upgrade_use_min_max_from_grade_grade($courseid);
|
|
grade_hide_min_max_grade_upgrade_notice($courseid);
|
|
$showminmaxwarning = false;
|
|
|
|
} else if ($useminmaxfromgradeitem) {
|
|
// Apply the new logic, we now use the grade_item for min/max.
|
|
grade_upgrade_use_min_max_from_grade_item($courseid);
|
|
grade_hide_min_max_grade_upgrade_notice($courseid);
|
|
$showminmaxwarning = false;
|
|
}
|
|
|
|
|
|
if (!$hidenaturalwarning && $shownaturalwarning) {
|
|
$message = get_string('sumofgradesupgradedgrades', 'grades');
|
|
$hidemessage = get_string('upgradedgradeshidemessage', 'grades');
|
|
$urlparams = array( 'id' => $courseid,
|
|
'seensumofgradesupgradedgrades' => true,
|
|
'sesskey' => sesskey());
|
|
$goawayurl = new moodle_url($thispage, $urlparams);
|
|
$goawaybutton = $OUTPUT->single_button($goawayurl, $hidemessage, 'get');
|
|
$html .= $OUTPUT->notification($message, 'notifysuccess');
|
|
$html .= $goawaybutton;
|
|
}
|
|
|
|
if (!$hidesubcatswarning && $showsubcatswarning) {
|
|
$message = get_string('aggregatesubcatsupgradedgrades', 'grades');
|
|
$hidemessage = get_string('upgradedgradeshidemessage', 'grades');
|
|
$urlparams = array( 'id' => $courseid,
|
|
'seenaggregatesubcatsupgradedgrades' => true,
|
|
'sesskey' => sesskey());
|
|
$goawayurl = new moodle_url($thispage, $urlparams);
|
|
$goawaybutton = $OUTPUT->single_button($goawayurl, $hidemessage, 'get');
|
|
$html .= $OUTPUT->notification($message, 'notifysuccess');
|
|
$html .= $goawaybutton;
|
|
}
|
|
|
|
if ($showminmaxwarning) {
|
|
$hidemessage = get_string('upgradedgradeshidemessage', 'grades');
|
|
$urlparams = array( 'id' => $courseid,
|
|
'seenminmaxupgradedgrades' => true,
|
|
'sesskey' => sesskey());
|
|
|
|
$goawayurl = new moodle_url($thispage, $urlparams);
|
|
$hideminmaxbutton = $OUTPUT->single_button($goawayurl, $hidemessage, 'get');
|
|
$moreinfo = html_writer::link(get_docs_url(get_string('minmaxtouse_link', 'grades')), get_string('moreinfo'),
|
|
array('target' => '_blank'));
|
|
|
|
if ($minmaxtouse == GRADE_MIN_MAX_FROM_GRADE_ITEM) {
|
|
// Show the message that there were min/max issues that have been resolved.
|
|
$message = get_string('minmaxupgradedgrades', 'grades') . ' ' . $moreinfo;
|
|
|
|
$revertmessage = get_string('upgradedminmaxrevertmessage', 'grades');
|
|
$urlparams = array('id' => $courseid,
|
|
'useminmaxfromgradegrade' => true,
|
|
'sesskey' => sesskey());
|
|
$reverturl = new moodle_url($thispage, $urlparams);
|
|
$revertbutton = $OUTPUT->single_button($reverturl, $revertmessage, 'get');
|
|
|
|
$html .= $OUTPUT->notification($message);
|
|
$html .= $revertbutton . $hideminmaxbutton;
|
|
|
|
} else if ($minmaxtouse == GRADE_MIN_MAX_FROM_GRADE_GRADE) {
|
|
// Show the warning that there are min/max issues that have not be resolved.
|
|
$message = get_string('minmaxupgradewarning', 'grades') . ' ' . $moreinfo;
|
|
|
|
$fixmessage = get_string('minmaxupgradefixbutton', 'grades');
|
|
$urlparams = array('id' => $courseid,
|
|
'useminmaxfromgradeitem' => true,
|
|
'sesskey' => sesskey());
|
|
$fixurl = new moodle_url($thispage, $urlparams);
|
|
$fixbutton = $OUTPUT->single_button($fixurl, $fixmessage, 'get');
|
|
|
|
$html .= $OUTPUT->notification($message);
|
|
$html .= $fixbutton . $hideminmaxbutton;
|
|
}
|
|
}
|
|
|
|
if ($gradebookcalculationsfreeze) {
|
|
if ($acceptgradebookchanges) {
|
|
// Accept potential changes in grades caused by extra credit bug MDL-49257.
|
|
hide_gradebook_calculations_freeze_notice($courseid);
|
|
$courseitem = grade_item::fetch_course_item($courseid);
|
|
$courseitem->force_regrading();
|
|
grade_regrade_final_grades($courseid);
|
|
|
|
$html .= $OUTPUT->notification(get_string('gradebookcalculationsuptodate', 'grades'), 'notifysuccess');
|
|
} else {
|
|
// Show the warning that there may be extra credit weights problems.
|
|
$a = new stdClass();
|
|
$a->gradebookversion = $gradebookcalculationsfreeze;
|
|
if (preg_match('/(\d{8,})/', $CFG->release, $matches)) {
|
|
$a->currentversion = $matches[1];
|
|
} else {
|
|
$a->currentversion = $CFG->release;
|
|
}
|
|
$a->url = get_docs_url('Gradebook_calculation_changes');
|
|
$message = get_string('gradebookcalculationswarning', 'grades', $a);
|
|
|
|
$fixmessage = get_string('gradebookcalculationsfixbutton', 'grades');
|
|
$urlparams = array('id' => $courseid,
|
|
'acceptgradebookchanges' => true,
|
|
'sesskey' => sesskey());
|
|
$fixurl = new moodle_url($thispage, $urlparams);
|
|
$fixbutton = $OUTPUT->single_button($fixurl, $fixmessage, 'get');
|
|
|
|
$html .= $OUTPUT->notification($message);
|
|
$html .= $fixbutton;
|
|
}
|
|
}
|
|
|
|
if (!empty($html)) {
|
|
$html = html_writer::tag('div', $html, array('class' => 'core_grades_notices'));
|
|
}
|
|
|
|
if ($return) {
|
|
return $html;
|
|
} else {
|
|
echo $html;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Print grading plugin selection popup form.
|
|
*
|
|
* @param array $plugin_info An array of plugins containing information for the selector
|
|
* @param boolean $return return as string
|
|
*
|
|
* @return nothing or string if $return true
|
|
*/
|
|
function print_grade_plugin_selector($plugin_info, $active_type, $active_plugin, $return=false) {
|
|
global $CFG, $OUTPUT, $PAGE;
|
|
|
|
$menu = array();
|
|
$count = 0;
|
|
$active = '';
|
|
|
|
foreach ($plugin_info as $plugin_type => $plugins) {
|
|
if ($plugin_type == 'strings') {
|
|
continue;
|
|
}
|
|
|
|
$first_plugin = reset($plugins);
|
|
|
|
$sectionname = $plugin_info['strings'][$plugin_type];
|
|
$section = array();
|
|
|
|
foreach ($plugins as $plugin) {
|
|
$link = $plugin->link->out(false);
|
|
$section[$link] = $plugin->string;
|
|
$count++;
|
|
if ($plugin_type === $active_type and $plugin->id === $active_plugin) {
|
|
$active = $link;
|
|
}
|
|
}
|
|
|
|
if ($section) {
|
|
$menu[] = array($sectionname=>$section);
|
|
}
|
|
}
|
|
|
|
// finally print/return the popup form
|
|
if ($count > 1) {
|
|
$select = new url_select($menu, $active, null, 'choosepluginreport');
|
|
$select->set_label(get_string('gradereport', 'grades'), array('class' => 'accesshide'));
|
|
if ($return) {
|
|
return $OUTPUT->render($select);
|
|
} else {
|
|
echo $OUTPUT->render($select);
|
|
}
|
|
} else {
|
|
// only one option - no plugin selector needed
|
|
return '';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Print grading plugin selection tab-based navigation.
|
|
*
|
|
* @param string $active_type type of plugin on current page - import, export, report or edit
|
|
* @param string $active_plugin active plugin type - grader, user, cvs, ...
|
|
* @param array $plugin_info Array of plugins
|
|
* @param boolean $return return as string
|
|
*
|
|
* @return nothing or string if $return true
|
|
*/
|
|
function grade_print_tabs($active_type, $active_plugin, $plugin_info, $return=false) {
|
|
global $CFG, $COURSE;
|
|
|
|
if (!isset($currenttab)) { //TODO: this is weird
|
|
$currenttab = '';
|
|
}
|
|
|
|
$tabs = array();
|
|
$top_row = array();
|
|
$bottom_row = array();
|
|
$inactive = array($active_plugin);
|
|
$activated = array($active_type);
|
|
|
|
$count = 0;
|
|
$active = '';
|
|
|
|
foreach ($plugin_info as $plugin_type => $plugins) {
|
|
if ($plugin_type == 'strings') {
|
|
continue;
|
|
}
|
|
|
|
// If $plugins is actually the definition of a child-less parent link:
|
|
if (!empty($plugins->id)) {
|
|
$string = $plugins->string;
|
|
if (!empty($plugin_info[$active_type]->parent)) {
|
|
$string = $plugin_info[$active_type]->parent->string;
|
|
}
|
|
|
|
$top_row[] = new tabobject($plugin_type, $plugins->link, $string);
|
|
continue;
|
|
}
|
|
|
|
$first_plugin = reset($plugins);
|
|
$url = $first_plugin->link;
|
|
|
|
if ($plugin_type == 'report') {
|
|
$url = $CFG->wwwroot.'/grade/report/index.php?id='.$COURSE->id;
|
|
}
|
|
|
|
$top_row[] = new tabobject($plugin_type, $url, $plugin_info['strings'][$plugin_type]);
|
|
|
|
if ($active_type == $plugin_type) {
|
|
foreach ($plugins as $plugin) {
|
|
$bottom_row[] = new tabobject($plugin->id, $plugin->link, $plugin->string);
|
|
if ($plugin->id == $active_plugin) {
|
|
$inactive = array($plugin->id);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Do not display rows that contain only one item, they are not helpful.
|
|
if (count($top_row) > 1) {
|
|
$tabs[] = $top_row;
|
|
}
|
|
if (count($bottom_row) > 1) {
|
|
$tabs[] = $bottom_row;
|
|
}
|
|
if (empty($tabs)) {
|
|
return;
|
|
}
|
|
|
|
$rv = html_writer::div(print_tabs($tabs, $active_plugin, $inactive, $activated, true), 'grade-navigation');
|
|
|
|
if ($return) {
|
|
return $rv;
|
|
} else {
|
|
echo $rv;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* grade_get_plugin_info
|
|
*
|
|
* @param int $courseid The course id
|
|
* @param string $active_type type of plugin on current page - import, export, report or edit
|
|
* @param string $active_plugin active plugin type - grader, user, cvs, ...
|
|
*
|
|
* @return array
|
|
*/
|
|
function grade_get_plugin_info($courseid, $active_type, $active_plugin) {
|
|
global $CFG, $SITE;
|
|
|
|
$context = context_course::instance($courseid);
|
|
|
|
$plugin_info = array();
|
|
$count = 0;
|
|
$active = '';
|
|
$url_prefix = $CFG->wwwroot . '/grade/';
|
|
|
|
// Language strings
|
|
$plugin_info['strings'] = grade_helper::get_plugin_strings();
|
|
|
|
if ($reports = grade_helper::get_plugins_reports($courseid)) {
|
|
$plugin_info['report'] = $reports;
|
|
}
|
|
|
|
if ($settings = grade_helper::get_info_manage_settings($courseid)) {
|
|
$plugin_info['settings'] = $settings;
|
|
}
|
|
|
|
if ($scale = grade_helper::get_info_scales($courseid)) {
|
|
$plugin_info['scale'] = array('view'=>$scale);
|
|
}
|
|
|
|
if ($outcomes = grade_helper::get_info_outcomes($courseid)) {
|
|
$plugin_info['outcome'] = $outcomes;
|
|
}
|
|
|
|
if ($letters = grade_helper::get_info_letters($courseid)) {
|
|
$plugin_info['letter'] = $letters;
|
|
}
|
|
|
|
if ($imports = grade_helper::get_plugins_import($courseid)) {
|
|
$plugin_info['import'] = $imports;
|
|
}
|
|
|
|
if ($exports = grade_helper::get_plugins_export($courseid)) {
|
|
$plugin_info['export'] = $exports;
|
|
}
|
|
|
|
foreach ($plugin_info as $plugin_type => $plugins) {
|
|
if (!empty($plugins->id) && $active_plugin == $plugins->id) {
|
|
$plugin_info['strings']['active_plugin_str'] = $plugins->string;
|
|
break;
|
|
}
|
|
foreach ($plugins as $plugin) {
|
|
if (is_a($plugin, 'grade_plugin_info')) {
|
|
if ($active_plugin == $plugin->id) {
|
|
$plugin_info['strings']['active_plugin_str'] = $plugin->string;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $plugin_info;
|
|
}
|
|
|
|
/**
|
|
* A simple class containing info about grade plugins.
|
|
* Can be subclassed for special rules
|
|
*
|
|
* @package core_grades
|
|
* @copyright 2009 Nicolas Connault
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
*/
|
|
class grade_plugin_info {
|
|
/**
|
|
* A unique id for this plugin
|
|
*
|
|
* @var mixed
|
|
*/
|
|
public $id;
|
|
/**
|
|
* A URL to access this plugin
|
|
*
|
|
* @var mixed
|
|
*/
|
|
public $link;
|
|
/**
|
|
* The name of this plugin
|
|
*
|
|
* @var mixed
|
|
*/
|
|
public $string;
|
|
/**
|
|
* Another grade_plugin_info object, parent of the current one
|
|
*
|
|
* @var mixed
|
|
*/
|
|
public $parent;
|
|
|
|
/**
|
|
* Constructor
|
|
*
|
|
* @param int $id A unique id for this plugin
|
|
* @param string $link A URL to access this plugin
|
|
* @param string $string The name of this plugin
|
|
* @param object $parent Another grade_plugin_info object, parent of the current one
|
|
*
|
|
* @return void
|
|
*/
|
|
public function __construct($id, $link, $string, $parent=null) {
|
|
$this->id = $id;
|
|
$this->link = $link;
|
|
$this->string = $string;
|
|
$this->parent = $parent;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Prints the page headers, breadcrumb trail, page heading, (optional) dropdown navigation menu and
|
|
* (optional) navigation tabs for any gradebook page. All gradebook pages MUST use these functions
|
|
* in favour of the usual print_header(), print_header_simple(), print_heading() etc.
|
|
* !IMPORTANT! Use of tabs.php file in gradebook pages is forbidden unless tabs are switched off at
|
|
* the site level for the gradebook ($CFG->grade_navmethod = GRADE_NAVMETHOD_DROPDOWN).
|
|
*
|
|
* @param int $courseid Course id
|
|
* @param string $active_type The type of the current page (report, settings,
|
|
* import, export, scales, outcomes, letters)
|
|
* @param string $active_plugin The plugin of the current page (grader, fullview etc...)
|
|
* @param string $heading The heading of the page. Tries to guess if none is given
|
|
* @param boolean $return Whether to return (true) or echo (false) the HTML generated by this function
|
|
* @param string $bodytags Additional attributes that will be added to the <body> tag
|
|
* @param string $buttons Additional buttons to display on the page
|
|
* @param boolean $shownavigation should the gradebook navigation drop down (or tabs) be shown?
|
|
* @param string $headerhelpidentifier The help string identifier if required.
|
|
* @param string $headerhelpcomponent The component for the help string.
|
|
* @param stdClass $user The user object for use with the user context header.
|
|
*
|
|
* @return string HTML code or nothing if $return == false
|
|
*/
|
|
function print_grade_page_head($courseid, $active_type, $active_plugin=null,
|
|
$heading = false, $return=false,
|
|
$buttons=false, $shownavigation=true, $headerhelpidentifier = null, $headerhelpcomponent = null,
|
|
$user = null) {
|
|
global $CFG, $OUTPUT, $PAGE;
|
|
|
|
// Put a warning on all gradebook pages if the course has modules currently scheduled for background deletion.
|
|
require_once($CFG->dirroot . '/course/lib.php');
|
|
if (course_modules_pending_deletion($courseid)) {
|
|
\core\notification::add(get_string('gradesmoduledeletionpendingwarning', 'grades'),
|
|
\core\output\notification::NOTIFY_WARNING);
|
|
}
|
|
|
|
if ($active_type === 'preferences') {
|
|
// In Moodle 2.8 report preferences were moved under 'settings'. Allow backward compatibility for 3rd party grade reports.
|
|
$active_type = 'settings';
|
|
}
|
|
|
|
$plugin_info = grade_get_plugin_info($courseid, $active_type, $active_plugin);
|
|
|
|
// Determine the string of the active plugin
|
|
$stractive_plugin = ($active_plugin) ? $plugin_info['strings']['active_plugin_str'] : $heading;
|
|
$stractive_type = $plugin_info['strings'][$active_type];
|
|
|
|
if (empty($plugin_info[$active_type]->id) || !empty($plugin_info[$active_type]->parent)) {
|
|
$title = $PAGE->course->fullname.': ' . $stractive_type . ': ' . $stractive_plugin;
|
|
} else {
|
|
$title = $PAGE->course->fullname.': ' . $stractive_plugin;
|
|
}
|
|
|
|
if ($active_type == 'report') {
|
|
$PAGE->set_pagelayout('report');
|
|
} else {
|
|
$PAGE->set_pagelayout('admin');
|
|
}
|
|
$PAGE->set_title(get_string('grades') . ': ' . $stractive_type);
|
|
$PAGE->set_heading($title);
|
|
if ($buttons instanceof single_button) {
|
|
$buttons = $OUTPUT->render($buttons);
|
|
}
|
|
$PAGE->set_button($buttons);
|
|
if ($courseid != SITEID) {
|
|
grade_extend_settings($plugin_info, $courseid);
|
|
}
|
|
|
|
// Set the current report as active in the breadcrumbs.
|
|
if ($active_plugin !== null && $reportnav = $PAGE->settingsnav->find($active_plugin, navigation_node::TYPE_SETTING)) {
|
|
$reportnav->make_active();
|
|
}
|
|
|
|
$returnval = $OUTPUT->header();
|
|
|
|
if (!$return) {
|
|
echo $returnval;
|
|
}
|
|
|
|
// Guess heading if not given explicitly
|
|
if (!$heading) {
|
|
$heading = $stractive_plugin;
|
|
}
|
|
|
|
if ($shownavigation) {
|
|
$navselector = null;
|
|
if ($courseid != SITEID &&
|
|
($CFG->grade_navmethod == GRADE_NAVMETHOD_COMBO || $CFG->grade_navmethod == GRADE_NAVMETHOD_DROPDOWN)) {
|
|
// It's absolutely essential that this grade plugin selector is shown after the user header. Just ask Fred.
|
|
$navselector = print_grade_plugin_selector($plugin_info, $active_type, $active_plugin, true);
|
|
if ($return) {
|
|
$returnval .= $navselector;
|
|
} else if (!isset($user)) {
|
|
echo $navselector;
|
|
}
|
|
}
|
|
|
|
$output = '';
|
|
// Add a help dialogue box if provided.
|
|
if (isset($headerhelpidentifier)) {
|
|
$output = $OUTPUT->heading_with_help($heading, $headerhelpidentifier, $headerhelpcomponent);
|
|
} else {
|
|
if (isset($user)) {
|
|
$output = $OUTPUT->context_header(
|
|
array(
|
|
'heading' => html_writer::link(new moodle_url('/user/view.php', array('id' => $user->id,
|
|
'course' => $courseid)), fullname($user)),
|
|
'user' => $user,
|
|
'usercontext' => context_user::instance($user->id)
|
|
), 2
|
|
) . $navselector;
|
|
} else {
|
|
$output = $OUTPUT->heading($heading);
|
|
}
|
|
}
|
|
|
|
if ($return) {
|
|
$returnval .= $output;
|
|
} else {
|
|
echo $output;
|
|
}
|
|
|
|
if ($courseid != SITEID &&
|
|
($CFG->grade_navmethod == GRADE_NAVMETHOD_COMBO || $CFG->grade_navmethod == GRADE_NAVMETHOD_TABS)) {
|
|
$returnval .= grade_print_tabs($active_type, $active_plugin, $plugin_info, $return);
|
|
}
|
|
}
|
|
|
|
$returnval .= print_natural_aggregation_upgrade_notice($courseid,
|
|
context_course::instance($courseid),
|
|
$PAGE->url,
|
|
$return);
|
|
|
|
if ($return) {
|
|
return $returnval;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Utility class used for return tracking when using edit and other forms in grade plugins
|
|
*
|
|
* @package core_grades
|
|
* @copyright 2009 Nicolas Connault
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
*/
|
|
class grade_plugin_return {
|
|
/**
|
|
* Type of grade plugin (e.g. 'edit', 'report')
|
|
*
|
|
* @var string
|
|
*/
|
|
public $type;
|
|
/**
|
|
* Name of grade plugin (e.g. 'grader', 'overview')
|
|
*
|
|
* @var string
|
|
*/
|
|
public $plugin;
|
|
/**
|
|
* Course id being viewed
|
|
*
|
|
* @var int
|
|
*/
|
|
public $courseid;
|
|
/**
|
|
* Id of user whose information is being viewed/edited
|
|
*
|
|
* @var int
|
|
*/
|
|
public $userid;
|
|
/**
|
|
* Id of group for which information is being viewed/edited
|
|
*
|
|
* @var int
|
|
*/
|
|
public $groupid;
|
|
/**
|
|
* Current page # within output
|
|
*
|
|
* @var int
|
|
*/
|
|
public $page;
|
|
|
|
/**
|
|
* Constructor
|
|
*
|
|
* @param array $params - associative array with return parameters, if not supplied parameter are taken from _GET or _POST
|
|
*/
|
|
public function __construct($params = []) {
|
|
$this->type = optional_param('gpr_type', null, PARAM_SAFEDIR);
|
|
$this->plugin = optional_param('gpr_plugin', null, PARAM_PLUGIN);
|
|
$this->courseid = optional_param('gpr_courseid', null, PARAM_INT);
|
|
$this->userid = optional_param('gpr_userid', null, PARAM_INT);
|
|
$this->groupid = optional_param('gpr_groupid', null, PARAM_INT);
|
|
$this->page = optional_param('gpr_page', null, PARAM_INT);
|
|
|
|
foreach ($params as $key => $value) {
|
|
if (property_exists($this, $key)) {
|
|
$this->$key = $value;
|
|
}
|
|
}
|
|
// Allow course object rather than id to be used to specify course
|
|
// - avoid unnecessary use of get_course.
|
|
if (array_key_exists('course', $params)) {
|
|
$course = $params['course'];
|
|
$this->courseid = $course->id;
|
|
} else {
|
|
$course = null;
|
|
}
|
|
// If group has been explicitly set in constructor parameters,
|
|
// we should respect that.
|
|
if (!array_key_exists('groupid', $params)) {
|
|
// Otherwise, 'group' in request parameters is a request for a change.
|
|
// In that case, or if we have no group at all, we should get groupid from
|
|
// groups_get_course_group, which will do some housekeeping as well as
|
|
// give us the correct value.
|
|
$changegroup = optional_param('group', -1, PARAM_INT);
|
|
if ($changegroup !== -1 or (empty($this->groupid) and !empty($this->courseid))) {
|
|
if ($course === null) {
|
|
$course = get_course($this->courseid);
|
|
}
|
|
$this->groupid = groups_get_course_group($course, true);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Old syntax of class constructor. Deprecated in PHP7.
|
|
*
|
|
* @deprecated since Moodle 3.1
|
|
*/
|
|
public function grade_plugin_return($params = null) {
|
|
debugging('Use of class name as constructor is deprecated', DEBUG_DEVELOPER);
|
|
self::__construct($params);
|
|
}
|
|
|
|
/**
|
|
* Returns return parameters as options array suitable for buttons.
|
|
* @return array options
|
|
*/
|
|
public function get_options() {
|
|
if (empty($this->type)) {
|
|
return array();
|
|
}
|
|
|
|
$params = array();
|
|
|
|
if (!empty($this->plugin)) {
|
|
$params['plugin'] = $this->plugin;
|
|
}
|
|
|
|
if (!empty($this->courseid)) {
|
|
$params['id'] = $this->courseid;
|
|
}
|
|
|
|
if (!empty($this->userid)) {
|
|
$params['userid'] = $this->userid;
|
|
}
|
|
|
|
if (!empty($this->groupid)) {
|
|
$params['group'] = $this->groupid;
|
|
}
|
|
|
|
if (!empty($this->page)) {
|
|
$params['page'] = $this->page;
|
|
}
|
|
|
|
return $params;
|
|
}
|
|
|
|
/**
|
|
* Returns return url
|
|
*
|
|
* @param string $default default url when params not set
|
|
* @param array $extras Extra URL parameters
|
|
*
|
|
* @return string url
|
|
*/
|
|
public function get_return_url($default, $extras=null) {
|
|
global $CFG;
|
|
|
|
if (empty($this->type) or empty($this->plugin)) {
|
|
return $default;
|
|
}
|
|
|
|
$url = $CFG->wwwroot.'/grade/'.$this->type.'/'.$this->plugin.'/index.php';
|
|
$glue = '?';
|
|
|
|
if (!empty($this->courseid)) {
|
|
$url .= $glue.'id='.$this->courseid;
|
|
$glue = '&';
|
|
}
|
|
|
|
if (!empty($this->userid)) {
|
|
$url .= $glue.'userid='.$this->userid;
|
|
$glue = '&';
|
|
}
|
|
|
|
if (!empty($this->groupid)) {
|
|
$url .= $glue.'group='.$this->groupid;
|
|
$glue = '&';
|
|
}
|
|
|
|
if (!empty($this->page)) {
|
|
$url .= $glue.'page='.$this->page;
|
|
$glue = '&';
|
|
}
|
|
|
|
if (!empty($extras)) {
|
|
foreach ($extras as $key=>$value) {
|
|
$url .= $glue.$key.'='.$value;
|
|
$glue = '&';
|
|
}
|
|
}
|
|
|
|
return $url;
|
|
}
|
|
|
|
/**
|
|
* Returns string with hidden return tracking form elements.
|
|
* @return string
|
|
*/
|
|
public function get_form_fields() {
|
|
if (empty($this->type)) {
|
|
return '';
|
|
}
|
|
|
|
$result = '<input type="hidden" name="gpr_type" value="'.$this->type.'" />';
|
|
|
|
if (!empty($this->plugin)) {
|
|
$result .= '<input type="hidden" name="gpr_plugin" value="'.$this->plugin.'" />';
|
|
}
|
|
|
|
if (!empty($this->courseid)) {
|
|
$result .= '<input type="hidden" name="gpr_courseid" value="'.$this->courseid.'" />';
|
|
}
|
|
|
|
if (!empty($this->userid)) {
|
|
$result .= '<input type="hidden" name="gpr_userid" value="'.$this->userid.'" />';
|
|
}
|
|
|
|
if (!empty($this->groupid)) {
|
|
$result .= '<input type="hidden" name="gpr_groupid" value="'.$this->groupid.'" />';
|
|
}
|
|
|
|
if (!empty($this->page)) {
|
|
$result .= '<input type="hidden" name="gpr_page" value="'.$this->page.'" />';
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Add hidden elements into mform
|
|
*
|
|
* @param object &$mform moodle form object
|
|
*
|
|
* @return void
|
|
*/
|
|
public function add_mform_elements(&$mform) {
|
|
if (empty($this->type)) {
|
|
return;
|
|
}
|
|
|
|
$mform->addElement('hidden', 'gpr_type', $this->type);
|
|
$mform->setType('gpr_type', PARAM_SAFEDIR);
|
|
|
|
if (!empty($this->plugin)) {
|
|
$mform->addElement('hidden', 'gpr_plugin', $this->plugin);
|
|
$mform->setType('gpr_plugin', PARAM_PLUGIN);
|
|
}
|
|
|
|
if (!empty($this->courseid)) {
|
|
$mform->addElement('hidden', 'gpr_courseid', $this->courseid);
|
|
$mform->setType('gpr_courseid', PARAM_INT);
|
|
}
|
|
|
|
if (!empty($this->userid)) {
|
|
$mform->addElement('hidden', 'gpr_userid', $this->userid);
|
|
$mform->setType('gpr_userid', PARAM_INT);
|
|
}
|
|
|
|
if (!empty($this->groupid)) {
|
|
$mform->addElement('hidden', 'gpr_groupid', $this->groupid);
|
|
$mform->setType('gpr_groupid', PARAM_INT);
|
|
}
|
|
|
|
if (!empty($this->page)) {
|
|
$mform->addElement('hidden', 'gpr_page', $this->page);
|
|
$mform->setType('gpr_page', PARAM_INT);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add return tracking params into url
|
|
*
|
|
* @param moodle_url $url A URL
|
|
*
|
|
* @return string $url with return tracking params
|
|
*/
|
|
public function add_url_params(moodle_url $url) {
|
|
if (empty($this->type)) {
|
|
return $url;
|
|
}
|
|
|
|
$url->param('gpr_type', $this->type);
|
|
|
|
if (!empty($this->plugin)) {
|
|
$url->param('gpr_plugin', $this->plugin);
|
|
}
|
|
|
|
if (!empty($this->courseid)) {
|
|
$url->param('gpr_courseid' ,$this->courseid);
|
|
}
|
|
|
|
if (!empty($this->userid)) {
|
|
$url->param('gpr_userid', $this->userid);
|
|
}
|
|
|
|
if (!empty($this->groupid)) {
|
|
$url->param('gpr_groupid', $this->groupid);
|
|
}
|
|
|
|
if (!empty($this->page)) {
|
|
$url->param('gpr_page', $this->page);
|
|
}
|
|
|
|
return $url;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Function central to gradebook for building and printing the navigation (breadcrumb trail).
|
|
*
|
|
* @param string $path The path of the calling script (using __FILE__?)
|
|
* @param string $pagename The language string to use as the last part of the navigation (non-link)
|
|
* @param mixed $id Either a plain integer (assuming the key is 'id') or
|
|
* an array of keys and values (e.g courseid => $courseid, itemid...)
|
|
*
|
|
* @return string
|
|
*/
|
|
function grade_build_nav($path, $pagename=null, $id=null) {
|
|
global $CFG, $COURSE, $PAGE;
|
|
|
|
$strgrades = get_string('grades', 'grades');
|
|
|
|
// Parse the path and build navlinks from its elements
|
|
$dirroot_length = strlen($CFG->dirroot) + 1; // Add 1 for the first slash
|
|
$path = substr($path, $dirroot_length);
|
|
$path = str_replace('\\', '/', $path);
|
|
|
|
$path_elements = explode('/', $path);
|
|
|
|
$path_elements_count = count($path_elements);
|
|
|
|
// First link is always 'grade'
|
|
$PAGE->navbar->add($strgrades, new moodle_url('/grade/index.php', array('id'=>$COURSE->id)));
|
|
|
|
$link = null;
|
|
$numberofelements = 3;
|
|
|
|
// Prepare URL params string
|
|
$linkparams = array();
|
|
if (!is_null($id)) {
|
|
if (is_array($id)) {
|
|
foreach ($id as $idkey => $idvalue) {
|
|
$linkparams[$idkey] = $idvalue;
|
|
}
|
|
} else {
|
|
$linkparams['id'] = $id;
|
|
}
|
|
}
|
|
|
|
$navlink4 = null;
|
|
|
|
// Remove file extensions from filenames
|
|
foreach ($path_elements as $key => $filename) {
|
|
$path_elements[$key] = str_replace('.php', '', $filename);
|
|
}
|
|
|
|
// Second level links
|
|
switch ($path_elements[1]) {
|
|
case 'edit': // No link
|
|
if ($path_elements[3] != 'index.php') {
|
|
$numberofelements = 4;
|
|
}
|
|
break;
|
|
case 'import': // No link
|
|
break;
|
|
case 'export': // No link
|
|
break;
|
|
case 'report':
|
|
// $id is required for this link. Do not print it if $id isn't given
|
|
if (!is_null($id)) {
|
|
$link = new moodle_url('/grade/report/index.php', $linkparams);
|
|
}
|
|
|
|
if ($path_elements[2] == 'grader') {
|
|
$numberofelements = 4;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
// If this element isn't among the ones already listed above, it isn't supported, throw an error.
|
|
debugging("grade_build_nav() doesn't support ". $path_elements[1] .
|
|
" as the second path element after 'grade'.");
|
|
return false;
|
|
}
|
|
$PAGE->navbar->add(get_string($path_elements[1], 'grades'), $link);
|
|
|
|
// Third level links
|
|
if (empty($pagename)) {
|
|
$pagename = get_string($path_elements[2], 'grades');
|
|
}
|
|
|
|
switch ($numberofelements) {
|
|
case 3:
|
|
$PAGE->navbar->add($pagename, $link);
|
|
break;
|
|
case 4:
|
|
if ($path_elements[2] == 'grader' AND $path_elements[3] != 'index.php') {
|
|
$PAGE->navbar->add(get_string('pluginname', 'gradereport_grader'), new moodle_url('/grade/report/grader/index.php', $linkparams));
|
|
}
|
|
$PAGE->navbar->add($pagename);
|
|
break;
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
/**
|
|
* General structure representing grade items in course
|
|
*
|
|
* @package core_grades
|
|
* @copyright 2009 Nicolas Connault
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
*/
|
|
class grade_structure {
|
|
public $context;
|
|
|
|
public $courseid;
|
|
|
|
/**
|
|
* Reference to modinfo for current course (for performance, to save
|
|
* retrieving it from courseid every time). Not actually set except for
|
|
* the grade_tree type.
|
|
* @var course_modinfo
|
|
*/
|
|
public $modinfo;
|
|
|
|
/**
|
|
* 1D array of grade items only
|
|
*/
|
|
public $items;
|
|
|
|
/**
|
|
* Returns icon of element
|
|
*
|
|
* @param array &$element An array representing an element in the grade_tree
|
|
* @param bool $spacerifnone return spacer if no icon found
|
|
*
|
|
* @return string icon or spacer
|
|
*/
|
|
public function get_element_icon(&$element, $spacerifnone=false) {
|
|
global $CFG, $OUTPUT;
|
|
require_once $CFG->libdir.'/filelib.php';
|
|
|
|
$outputstr = '';
|
|
|
|
// Object holding pix_icon information before instantiation.
|
|
$icon = new stdClass();
|
|
$icon->attributes = array(
|
|
'class' => 'icon itemicon'
|
|
);
|
|
$icon->component = 'moodle';
|
|
|
|
$none = true;
|
|
switch ($element['type']) {
|
|
case 'item':
|
|
case 'courseitem':
|
|
case 'categoryitem':
|
|
$none = false;
|
|
|
|
$is_course = $element['object']->is_course_item();
|
|
$is_category = $element['object']->is_category_item();
|
|
$is_scale = $element['object']->gradetype == GRADE_TYPE_SCALE;
|
|
$is_value = $element['object']->gradetype == GRADE_TYPE_VALUE;
|
|
$is_outcome = !empty($element['object']->outcomeid);
|
|
|
|
if ($element['object']->is_calculated()) {
|
|
$icon->pix = 'i/calc';
|
|
$icon->title = s(get_string('calculatedgrade', 'grades'));
|
|
|
|
} else if (($is_course or $is_category) and ($is_scale or $is_value)) {
|
|
if ($category = $element['object']->get_item_category()) {
|
|
$aggrstrings = grade_helper::get_aggregation_strings();
|
|
$stragg = $aggrstrings[$category->aggregation];
|
|
|
|
$icon->pix = 'i/calc';
|
|
$icon->title = s($stragg);
|
|
|
|
switch ($category->aggregation) {
|
|
case GRADE_AGGREGATE_MEAN:
|
|
case GRADE_AGGREGATE_MEDIAN:
|
|
case GRADE_AGGREGATE_WEIGHTED_MEAN:
|
|
case GRADE_AGGREGATE_WEIGHTED_MEAN2:
|
|
case GRADE_AGGREGATE_EXTRACREDIT_MEAN:
|
|
$icon->pix = 'i/agg_mean';
|
|
break;
|
|
case GRADE_AGGREGATE_SUM:
|
|
$icon->pix = 'i/agg_sum';
|
|
break;
|
|
}
|
|
}
|
|
|
|
} else if ($element['object']->itemtype == 'mod') {
|
|
// Prevent outcomes displaying the same icon as the activity they are attached to.
|
|
if ($is_outcome) {
|
|
$icon->pix = 'i/outcomes';
|
|
$icon->title = s(get_string('outcome', 'grades'));
|
|
} else {
|
|
$modinfo = get_fast_modinfo($element['object']->courseid);
|
|
$module = $element['object']->itemmodule;
|
|
$instanceid = $element['object']->iteminstance;
|
|
if (isset($modinfo->instances[$module][$instanceid])) {
|
|
$icon->url = $modinfo->instances[$module][$instanceid]->get_icon_url();
|
|
} else {
|
|
$icon->pix = 'icon';
|
|
$icon->component = $element['object']->itemmodule;
|
|
}
|
|
$icon->title = s(get_string('modulename', $element['object']->itemmodule));
|
|
}
|
|
} else if ($element['object']->itemtype == 'manual') {
|
|
if ($element['object']->is_outcome_item()) {
|
|
$icon->pix = 'i/outcomes';
|
|
$icon->title = s(get_string('outcome', 'grades'));
|
|
} else {
|
|
$icon->pix = 'i/manual_item';
|
|
$icon->title = s(get_string('manualitem', 'grades'));
|
|
}
|
|
}
|
|
break;
|
|
|
|
case 'category':
|
|
$none = false;
|
|
$icon->pix = 'i/folder';
|
|
$icon->title = s(get_string('category', 'grades'));
|
|
break;
|
|
}
|
|
|
|
if ($none) {
|
|
if ($spacerifnone) {
|
|
$outputstr = $OUTPUT->spacer() . ' ';
|
|
}
|
|
} else if (isset($icon->url)) {
|
|
$outputstr = html_writer::img($icon->url, $icon->title, $icon->attributes);
|
|
} else {
|
|
$outputstr = $OUTPUT->pix_icon($icon->pix, $icon->title, $icon->component, $icon->attributes);
|
|
}
|
|
|
|
return $outputstr;
|
|
}
|
|
|
|
/**
|
|
* Returns name of element optionally with icon and link
|
|
*
|
|
* @param array &$element An array representing an element in the grade_tree
|
|
* @param bool $withlink Whether or not this header has a link
|
|
* @param bool $icon Whether or not to display an icon with this header
|
|
* @param bool $spacerifnone return spacer if no icon found
|
|
* @param bool $withdescription Show description if defined by this item.
|
|
* @param bool $fulltotal If the item is a category total, returns $categoryname."total"
|
|
* instead of "Category total" or "Course total"
|
|
*
|
|
* @return string header
|
|
*/
|
|
public function get_element_header(&$element, $withlink = false, $icon = true, $spacerifnone = false,
|
|
$withdescription = false, $fulltotal = false) {
|
|
$header = '';
|
|
|
|
if ($icon) {
|
|
$header .= $this->get_element_icon($element, $spacerifnone);
|
|
}
|
|
|
|
$title = $element['object']->get_name($fulltotal);
|
|
$header .= $title;
|
|
|
|
if ($element['type'] != 'item' and $element['type'] != 'categoryitem' and
|
|
$element['type'] != 'courseitem') {
|
|
return $header;
|
|
}
|
|
|
|
if ($withlink && $url = $this->get_activity_link($element)) {
|
|
$a = new stdClass();
|
|
$a->name = get_string('modulename', $element['object']->itemmodule);
|
|
$a->title = $title;
|
|
$title = get_string('linktoactivity', 'grades', $a);
|
|
|
|
$header = html_writer::link($url, $header, array('title' => $title, 'class' => 'gradeitemheader'));
|
|
} else {
|
|
$header = html_writer::span($header, 'gradeitemheader', array('title' => $title, 'tabindex' => '0'));
|
|
}
|
|
|
|
if ($withdescription) {
|
|
$desc = $element['object']->get_description();
|
|
if (!empty($desc)) {
|
|
$header .= '<div class="gradeitemdescription">' . s($desc) . '</div><div class="gradeitemdescriptionfiller"></div>';
|
|
}
|
|
}
|
|
|
|
return $header;
|
|
}
|
|
|
|
private function get_activity_link($element) {
|
|
global $CFG;
|
|
/** @var array static cache of the grade.php file existence flags */
|
|
static $hasgradephp = array();
|
|
|
|
$itemtype = $element['object']->itemtype;
|
|
$itemmodule = $element['object']->itemmodule;
|
|
$iteminstance = $element['object']->iteminstance;
|
|
$itemnumber = $element['object']->itemnumber;
|
|
|
|
// Links only for module items that have valid instance, module and are
|
|
// called from grade_tree with valid modinfo
|
|
if ($itemtype != 'mod' || !$iteminstance || !$itemmodule || !$this->modinfo) {
|
|
return null;
|
|
}
|
|
|
|
// Get $cm efficiently and with visibility information using modinfo
|
|
$instances = $this->modinfo->get_instances();
|
|
if (empty($instances[$itemmodule][$iteminstance])) {
|
|
return null;
|
|
}
|
|
$cm = $instances[$itemmodule][$iteminstance];
|
|
|
|
// Do not add link if activity is not visible to the current user
|
|
if (!$cm->uservisible) {
|
|
return null;
|
|
}
|
|
|
|
if (!array_key_exists($itemmodule, $hasgradephp)) {
|
|
if (file_exists($CFG->dirroot . '/mod/' . $itemmodule . '/grade.php')) {
|
|
$hasgradephp[$itemmodule] = true;
|
|
} else {
|
|
$hasgradephp[$itemmodule] = false;
|
|
}
|
|
}
|
|
|
|
// If module has grade.php, link to that, otherwise view.php
|
|
if ($hasgradephp[$itemmodule]) {
|
|
$args = array('id' => $cm->id, 'itemnumber' => $itemnumber);
|
|
if (isset($element['userid'])) {
|
|
$args['userid'] = $element['userid'];
|
|
}
|
|
return new moodle_url('/mod/' . $itemmodule . '/grade.php', $args);
|
|
} else {
|
|
return new moodle_url('/mod/' . $itemmodule . '/view.php', array('id' => $cm->id));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns URL of a page that is supposed to contain detailed grade analysis
|
|
*
|
|
* At the moment, only activity modules are supported. The method generates link
|
|
* to the module's file grade.php with the parameters id (cmid), itemid, itemnumber,
|
|
* gradeid and userid. If the grade.php does not exist, null is returned.
|
|
*
|
|
* @return moodle_url|null URL or null if unable to construct it
|
|
*/
|
|
public function get_grade_analysis_url(grade_grade $grade) {
|
|
global $CFG;
|
|
/** @var array static cache of the grade.php file existence flags */
|
|
static $hasgradephp = array();
|
|
|
|
if (empty($grade->grade_item) or !($grade->grade_item instanceof grade_item)) {
|
|
throw new coding_exception('Passed grade without the associated grade item');
|
|
}
|
|
$item = $grade->grade_item;
|
|
|
|
if (!$item->is_external_item()) {
|
|
// at the moment, only activity modules are supported
|
|
return null;
|
|
}
|
|
if ($item->itemtype !== 'mod') {
|
|
throw new coding_exception('Unknown external itemtype: '.$item->itemtype);
|
|
}
|
|
if (empty($item->iteminstance) or empty($item->itemmodule) or empty($this->modinfo)) {
|
|
return null;
|
|
}
|
|
|
|
if (!array_key_exists($item->itemmodule, $hasgradephp)) {
|
|
if (file_exists($CFG->dirroot . '/mod/' . $item->itemmodule . '/grade.php')) {
|
|
$hasgradephp[$item->itemmodule] = true;
|
|
} else {
|
|
$hasgradephp[$item->itemmodule] = false;
|
|
}
|
|
}
|
|
|
|
if (!$hasgradephp[$item->itemmodule]) {
|
|
return null;
|
|
}
|
|
|
|
$instances = $this->modinfo->get_instances();
|
|
if (empty($instances[$item->itemmodule][$item->iteminstance])) {
|
|
return null;
|
|
}
|
|
$cm = $instances[$item->itemmodule][$item->iteminstance];
|
|
if (!$cm->uservisible) {
|
|
return null;
|
|
}
|
|
|
|
$url = new moodle_url('/mod/'.$item->itemmodule.'/grade.php', array(
|
|
'id' => $cm->id,
|
|
'itemid' => $item->id,
|
|
'itemnumber' => $item->itemnumber,
|
|
'gradeid' => $grade->id,
|
|
'userid' => $grade->userid,
|
|
));
|
|
|
|
return $url;
|
|
}
|
|
|
|
/**
|
|
* Returns an action icon leading to the grade analysis page
|
|
*
|
|
* @param grade_grade $grade
|
|
* @return string
|
|
*/
|
|
public function get_grade_analysis_icon(grade_grade $grade) {
|
|
global $OUTPUT;
|
|
|
|
$url = $this->get_grade_analysis_url($grade);
|
|
if (is_null($url)) {
|
|
return '';
|
|
}
|
|
|
|
return $OUTPUT->action_icon($url, new pix_icon('t/preview',
|
|
get_string('gradeanalysis', 'core_grades')));
|
|
}
|
|
|
|
/**
|
|
* Returns the grade eid - the grade may not exist yet.
|
|
*
|
|
* @param grade_grade $grade_grade A grade_grade object
|
|
*
|
|
* @return string eid
|
|
*/
|
|
public function get_grade_eid($grade_grade) {
|
|
if (empty($grade_grade->id)) {
|
|
return 'n'.$grade_grade->itemid.'u'.$grade_grade->userid;
|
|
} else {
|
|
return 'g'.$grade_grade->id;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the grade_item eid
|
|
* @param grade_item $grade_item A grade_item object
|
|
* @return string eid
|
|
*/
|
|
public function get_item_eid($grade_item) {
|
|
return 'ig'.$grade_item->id;
|
|
}
|
|
|
|
/**
|
|
* Given a grade_tree element, returns an array of parameters
|
|
* used to build an icon for that element.
|
|
*
|
|
* @param array $element An array representing an element in the grade_tree
|
|
*
|
|
* @return array
|
|
*/
|
|
public function get_params_for_iconstr($element) {
|
|
$strparams = new stdClass();
|
|
$strparams->category = '';
|
|
$strparams->itemname = '';
|
|
$strparams->itemmodule = '';
|
|
|
|
if (!method_exists($element['object'], 'get_name')) {
|
|
return $strparams;
|
|
}
|
|
|
|
$strparams->itemname = html_to_text($element['object']->get_name());
|
|
|
|
// If element name is categorytotal, get the name of the parent category
|
|
if ($strparams->itemname == get_string('categorytotal', 'grades')) {
|
|
$parent = $element['object']->get_parent_category();
|
|
$strparams->category = $parent->get_name() . ' ';
|
|
} else {
|
|
$strparams->category = '';
|
|
}
|
|
|
|
$strparams->itemmodule = null;
|
|
if (isset($element['object']->itemmodule)) {
|
|
$strparams->itemmodule = $element['object']->itemmodule;
|
|
}
|
|
return $strparams;
|
|
}
|
|
|
|
/**
|
|
* Return a reset icon for the given element.
|
|
*
|
|
* @param array $element An array representing an element in the grade_tree
|
|
* @param object $gpr A grade_plugin_return object
|
|
* @param bool $returnactionmenulink return the instance of action_menu_link instead of string
|
|
* @return string|action_menu_link
|
|
*/
|
|
public function get_reset_icon($element, $gpr, $returnactionmenulink = false) {
|
|
global $CFG, $OUTPUT;
|
|
|
|
// Limit to category items set to use the natural weights aggregation method, and users
|
|
// with the capability to manage grades.
|
|
if ($element['type'] != 'category' || $element['object']->aggregation != GRADE_AGGREGATE_SUM ||
|
|
!has_capability('moodle/grade:manage', $this->context)) {
|
|
return $returnactionmenulink ? null : '';
|
|
}
|
|
|
|
$str = get_string('resetweights', 'grades', $this->get_params_for_iconstr($element));
|
|
$url = new moodle_url('/grade/edit/tree/action.php', array(
|
|
'id' => $this->courseid,
|
|
'action' => 'resetweights',
|
|
'eid' => $element['eid'],
|
|
'sesskey' => sesskey(),
|
|
));
|
|
|
|
if ($returnactionmenulink) {
|
|
return new action_menu_link_secondary($gpr->add_url_params($url), new pix_icon('t/reset', $str),
|
|
get_string('resetweightsshort', 'grades'));
|
|
} else {
|
|
return $OUTPUT->action_icon($gpr->add_url_params($url), new pix_icon('t/reset', $str));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return edit icon for give element
|
|
*
|
|
* @param array $element An array representing an element in the grade_tree
|
|
* @param object $gpr A grade_plugin_return object
|
|
* @param bool $returnactionmenulink return the instance of action_menu_link instead of string
|
|
* @return string|action_menu_link
|
|
*/
|
|
public function get_edit_icon($element, $gpr, $returnactionmenulink = false) {
|
|
global $CFG, $OUTPUT;
|
|
|
|
if (!has_capability('moodle/grade:manage', $this->context)) {
|
|
if ($element['type'] == 'grade' and has_capability('moodle/grade:edit', $this->context)) {
|
|
// oki - let them override grade
|
|
} else {
|
|
return $returnactionmenulink ? null : '';
|
|
}
|
|
}
|
|
|
|
static $strfeedback = null;
|
|
static $streditgrade = null;
|
|
if (is_null($streditgrade)) {
|
|
$streditgrade = get_string('editgrade', 'grades');
|
|
$strfeedback = get_string('feedback');
|
|
}
|
|
|
|
$strparams = $this->get_params_for_iconstr($element);
|
|
|
|
$object = $element['object'];
|
|
|
|
switch ($element['type']) {
|
|
case 'item':
|
|
case 'categoryitem':
|
|
case 'courseitem':
|
|
$stredit = get_string('editverbose', 'grades', $strparams);
|
|
if (empty($object->outcomeid) || empty($CFG->enableoutcomes)) {
|
|
$url = new moodle_url('/grade/edit/tree/item.php',
|
|
array('courseid' => $this->courseid, 'id' => $object->id));
|
|
} else {
|
|
$url = new moodle_url('/grade/edit/tree/outcomeitem.php',
|
|
array('courseid' => $this->courseid, 'id' => $object->id));
|
|
}
|
|
break;
|
|
|
|
case 'category':
|
|
$stredit = get_string('editverbose', 'grades', $strparams);
|
|
$url = new moodle_url('/grade/edit/tree/category.php',
|
|
array('courseid' => $this->courseid, 'id' => $object->id));
|
|
break;
|
|
|
|
case 'grade':
|
|
$stredit = $streditgrade;
|
|
if (empty($object->id)) {
|
|
$url = new moodle_url('/grade/edit/tree/grade.php',
|
|
array('courseid' => $this->courseid, 'itemid' => $object->itemid, 'userid' => $object->userid));
|
|
} else {
|
|
$url = new moodle_url('/grade/edit/tree/grade.php',
|
|
array('courseid' => $this->courseid, 'id' => $object->id));
|
|
}
|
|
if (!empty($object->feedback)) {
|
|
$feedback = addslashes_js(trim(format_string($object->feedback, $object->feedbackformat)));
|
|
}
|
|
break;
|
|
|
|
default:
|
|
$url = null;
|
|
}
|
|
|
|
if ($url) {
|
|
if ($returnactionmenulink) {
|
|
return new action_menu_link_secondary($gpr->add_url_params($url),
|
|
new pix_icon('t/edit', $stredit),
|
|
get_string('editsettings'));
|
|
} else {
|
|
return $OUTPUT->action_icon($gpr->add_url_params($url), new pix_icon('t/edit', $stredit));
|
|
}
|
|
|
|
} else {
|
|
return $returnactionmenulink ? null : '';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return hiding icon for give element
|
|
*
|
|
* @param array $element An array representing an element in the grade_tree
|
|
* @param object $gpr A grade_plugin_return object
|
|
* @param bool $returnactionmenulink return the instance of action_menu_link instead of string
|
|
* @return string|action_menu_link
|
|
*/
|
|
public function get_hiding_icon($element, $gpr, $returnactionmenulink = false) {
|
|
global $CFG, $OUTPUT;
|
|
|
|
if (!$element['object']->can_control_visibility()) {
|
|
return $returnactionmenulink ? null : '';
|
|
}
|
|
|
|
if (!has_capability('moodle/grade:manage', $this->context) and
|
|
!has_capability('moodle/grade:hide', $this->context)) {
|
|
return $returnactionmenulink ? null : '';
|
|
}
|
|
|
|
$strparams = $this->get_params_for_iconstr($element);
|
|
$strshow = get_string('showverbose', 'grades', $strparams);
|
|
$strhide = get_string('hideverbose', 'grades', $strparams);
|
|
|
|
$url = new moodle_url('/grade/edit/tree/action.php', array('id' => $this->courseid, 'sesskey' => sesskey(), 'eid' => $element['eid']));
|
|
$url = $gpr->add_url_params($url);
|
|
|
|
if ($element['object']->is_hidden()) {
|
|
$type = 'show';
|
|
$tooltip = $strshow;
|
|
|
|
// Change the icon and add a tooltip showing the date
|
|
if ($element['type'] != 'category' and $element['object']->get_hidden() > 1) {
|
|
$type = 'hiddenuntil';
|
|
$tooltip = get_string('hiddenuntildate', 'grades',
|
|
userdate($element['object']->get_hidden()));
|
|
}
|
|
|
|
$url->param('action', 'show');
|
|
|
|
if ($returnactionmenulink) {
|
|
$hideicon = new action_menu_link_secondary($url, new pix_icon('t/'.$type, $tooltip), get_string('show'));
|
|
} else {
|
|
$hideicon = $OUTPUT->action_icon($url, new pix_icon('t/'.$type, $tooltip, 'moodle', array('alt'=>$strshow, 'class'=>'smallicon')));
|
|
}
|
|
|
|
} else {
|
|
$url->param('action', 'hide');
|
|
if ($returnactionmenulink) {
|
|
$hideicon = new action_menu_link_secondary($url, new pix_icon('t/hide', $strhide), get_string('hide'));
|
|
} else {
|
|
$hideicon = $OUTPUT->action_icon($url, new pix_icon('t/hide', $strhide));
|
|
}
|
|
}
|
|
|
|
return $hideicon;
|
|
}
|
|
|
|
/**
|
|
* Return locking icon for given element
|
|
*
|
|
* @param array $element An array representing an element in the grade_tree
|
|
* @param object $gpr A grade_plugin_return object
|
|
*
|
|
* @return string
|
|
*/
|
|
public function get_locking_icon($element, $gpr) {
|
|
global $CFG, $OUTPUT;
|
|
|
|
$strparams = $this->get_params_for_iconstr($element);
|
|
$strunlock = get_string('unlockverbose', 'grades', $strparams);
|
|
$strlock = get_string('lockverbose', 'grades', $strparams);
|
|
|
|
$url = new moodle_url('/grade/edit/tree/action.php', array('id' => $this->courseid, 'sesskey' => sesskey(), 'eid' => $element['eid']));
|
|
$url = $gpr->add_url_params($url);
|
|
|
|
// Don't allow an unlocking action for a grade whose grade item is locked: just print a state icon
|
|
if ($element['type'] == 'grade' && $element['object']->grade_item->is_locked()) {
|
|
$strparamobj = new stdClass();
|
|
$strparamobj->itemname = $element['object']->grade_item->itemname;
|
|
$strnonunlockable = get_string('nonunlockableverbose', 'grades', $strparamobj);
|
|
|
|
$action = html_writer::tag('span', $OUTPUT->pix_icon('t/locked', $strnonunlockable),
|
|
array('class' => 'action-icon'));
|
|
|
|
} else if ($element['object']->is_locked()) {
|
|
$type = 'unlock';
|
|
$tooltip = $strunlock;
|
|
|
|
// Change the icon and add a tooltip showing the date
|
|
if ($element['type'] != 'category' and $element['object']->get_locktime() > 1) {
|
|
$type = 'locktime';
|
|
$tooltip = get_string('locktimedate', 'grades',
|
|
userdate($element['object']->get_locktime()));
|
|
}
|
|
|
|
if (!has_capability('moodle/grade:manage', $this->context) and !has_capability('moodle/grade:unlock', $this->context)) {
|
|
$action = '';
|
|
} else {
|
|
$url->param('action', 'unlock');
|
|
$action = $OUTPUT->action_icon($url, new pix_icon('t/'.$type, $tooltip, 'moodle', array('alt'=>$strunlock, 'class'=>'smallicon')));
|
|
}
|
|
|
|
} else {
|
|
if (!has_capability('moodle/grade:manage', $this->context) and !has_capability('moodle/grade:lock', $this->context)) {
|
|
$action = '';
|
|
} else {
|
|
$url->param('action', 'lock');
|
|
$action = $OUTPUT->action_icon($url, new pix_icon('t/lock', $strlock));
|
|
}
|
|
}
|
|
|
|
return $action;
|
|
}
|
|
|
|
/**
|
|
* Return calculation icon for given element
|
|
*
|
|
* @param array $element An array representing an element in the grade_tree
|
|
* @param object $gpr A grade_plugin_return object
|
|
* @param bool $returnactionmenulink return the instance of action_menu_link instead of string
|
|
* @return string|action_menu_link
|
|
*/
|
|
public function get_calculation_icon($element, $gpr, $returnactionmenulink = false) {
|
|
global $CFG, $OUTPUT;
|
|
if (!has_capability('moodle/grade:manage', $this->context)) {
|
|
return $returnactionmenulink ? null : '';
|
|
}
|
|
|
|
$type = $element['type'];
|
|
$object = $element['object'];
|
|
|
|
if ($type == 'item' or $type == 'courseitem' or $type == 'categoryitem') {
|
|
$strparams = $this->get_params_for_iconstr($element);
|
|
$streditcalculation = get_string('editcalculationverbose', 'grades', $strparams);
|
|
|
|
$is_scale = $object->gradetype == GRADE_TYPE_SCALE;
|
|
$is_value = $object->gradetype == GRADE_TYPE_VALUE;
|
|
|
|
// show calculation icon only when calculation possible
|
|
if (!$object->is_external_item() and ($is_scale or $is_value)) {
|
|
if ($object->is_calculated()) {
|
|
$icon = 't/calc';
|
|
} else {
|
|
$icon = 't/calc_off';
|
|
}
|
|
|
|
$url = new moodle_url('/grade/edit/tree/calculation.php', array('courseid' => $this->courseid, 'id' => $object->id));
|
|
$url = $gpr->add_url_params($url);
|
|
if ($returnactionmenulink) {
|
|
return new action_menu_link_secondary($url,
|
|
new pix_icon($icon, $streditcalculation),
|
|
get_string('editcalculation', 'grades'));
|
|
} else {
|
|
return $OUTPUT->action_icon($url, new pix_icon($icon, $streditcalculation));
|
|
}
|
|
}
|
|
}
|
|
|
|
return $returnactionmenulink ? null : '';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Flat structure similar to grade tree.
|
|
*
|
|
* @uses grade_structure
|
|
* @package core_grades
|
|
* @copyright 2009 Nicolas Connault
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
*/
|
|
class grade_seq extends grade_structure {
|
|
|
|
/**
|
|
* 1D array of elements
|
|
*/
|
|
public $elements;
|
|
|
|
/**
|
|
* Constructor, retrieves and stores array of all grade_category and grade_item
|
|
* objects for the given courseid. Full objects are instantiated. Ordering sequence is fixed if needed.
|
|
*
|
|
* @param int $courseid The course id
|
|
* @param bool $category_grade_last category grade item is the last child
|
|
* @param bool $nooutcomes Whether or not outcomes should be included
|
|
*/
|
|
public function __construct($courseid, $category_grade_last=false, $nooutcomes=false) {
|
|
global $USER, $CFG;
|
|
|
|
$this->courseid = $courseid;
|
|
$this->context = context_course::instance($courseid);
|
|
|
|
// get course grade tree
|
|
$top_element = grade_category::fetch_course_tree($courseid, true);
|
|
|
|
$this->elements = grade_seq::flatten($top_element, $category_grade_last, $nooutcomes);
|
|
|
|
foreach ($this->elements as $key=>$unused) {
|
|
$this->items[$this->elements[$key]['object']->id] =& $this->elements[$key]['object'];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Old syntax of class constructor. Deprecated in PHP7.
|
|
*
|
|
* @deprecated since Moodle 3.1
|
|
*/
|
|
public function grade_seq($courseid, $category_grade_last=false, $nooutcomes=false) {
|
|
debugging('Use of class name as constructor is deprecated', DEBUG_DEVELOPER);
|
|
self::__construct($courseid, $category_grade_last, $nooutcomes);
|
|
}
|
|
|
|
/**
|
|
* Static recursive helper - makes the grade_item for category the last children
|
|
*
|
|
* @param array &$element The seed of the recursion
|
|
* @param bool $category_grade_last category grade item is the last child
|
|
* @param bool $nooutcomes Whether or not outcomes should be included
|
|
*
|
|
* @return array
|
|
*/
|
|
public function flatten(&$element, $category_grade_last, $nooutcomes) {
|
|
if (empty($element['children'])) {
|
|
return array();
|
|
}
|
|
$children = array();
|
|
|
|
foreach ($element['children'] as $sortorder=>$unused) {
|
|
if ($nooutcomes and $element['type'] != 'category' and
|
|
$element['children'][$sortorder]['object']->is_outcome_item()) {
|
|
continue;
|
|
}
|
|
$children[] = $element['children'][$sortorder];
|
|
}
|
|
unset($element['children']);
|
|
|
|
if ($category_grade_last and count($children) > 1 and
|
|
(
|
|
$children[0]['type'] === 'courseitem' or
|
|
$children[0]['type'] === 'categoryitem'
|
|
)
|
|
) {
|
|
$cat_item = array_shift($children);
|
|
array_push($children, $cat_item);
|
|
}
|
|
|
|
$result = array();
|
|
foreach ($children as $child) {
|
|
if ($child['type'] == 'category') {
|
|
$result = $result + grade_seq::flatten($child, $category_grade_last, $nooutcomes);
|
|
} else {
|
|
$child['eid'] = 'i'.$child['object']->id;
|
|
$result[$child['object']->id] = $child;
|
|
}
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Parses the array in search of a given eid and returns a element object with
|
|
* information about the element it has found.
|
|
*
|
|
* @param int $eid Gradetree Element ID
|
|
*
|
|
* @return object element
|
|
*/
|
|
public function locate_element($eid) {
|
|
// it is a grade - construct a new object
|
|
if (strpos($eid, 'n') === 0) {
|
|
if (!preg_match('/n(\d+)u(\d+)/', $eid, $matches)) {
|
|
return null;
|
|
}
|
|
|
|
$itemid = $matches[1];
|
|
$userid = $matches[2];
|
|
|
|
//extra security check - the grade item must be in this tree
|
|
if (!$item_el = $this->locate_element('ig'.$itemid)) {
|
|
return null;
|
|
}
|
|
|
|
// $gradea->id may be null - means does not exist yet
|
|
$grade = new grade_grade(array('itemid'=>$itemid, 'userid'=>$userid));
|
|
|
|
$grade->grade_item =& $item_el['object']; // this may speedup grade_grade methods!
|
|
return array('eid'=>'n'.$itemid.'u'.$userid,'object'=>$grade, 'type'=>'grade');
|
|
|
|
} else if (strpos($eid, 'g') === 0) {
|
|
$id = (int) substr($eid, 1);
|
|
if (!$grade = grade_grade::fetch(array('id'=>$id))) {
|
|
return null;
|
|
}
|
|
//extra security check - the grade item must be in this tree
|
|
if (!$item_el = $this->locate_element('ig'.$grade->itemid)) {
|
|
return null;
|
|
}
|
|
$grade->grade_item =& $item_el['object']; // this may speedup grade_grade methods!
|
|
return array('eid'=>'g'.$id,'object'=>$grade, 'type'=>'grade');
|
|
}
|
|
|
|
// it is a category or item
|
|
foreach ($this->elements as $element) {
|
|
if ($element['eid'] == $eid) {
|
|
return $element;
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This class represents a complete tree of categories, grade_items and final grades,
|
|
* organises as an array primarily, but which can also be converted to other formats.
|
|
* It has simple method calls with complex implementations, allowing for easy insertion,
|
|
* deletion and moving of items and categories within the tree.
|
|
*
|
|
* @uses grade_structure
|
|
* @package core_grades
|
|
* @copyright 2009 Nicolas Connault
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
*/
|
|
class grade_tree extends grade_structure {
|
|
|
|
/**
|
|
* The basic representation of the tree as a hierarchical, 3-tiered array.
|
|
* @var object $top_element
|
|
*/
|
|
public $top_element;
|
|
|
|
/**
|
|
* 2D array of grade items and categories
|
|
* @var array $levels
|
|
*/
|
|
public $levels;
|
|
|
|
/**
|
|
* Grade items
|
|
* @var array $items
|
|
*/
|
|
public $items;
|
|
|
|
/**
|
|
* Constructor, retrieves and stores a hierarchical array of all grade_category and grade_item
|
|
* objects for the given courseid. Full objects are instantiated. Ordering sequence is fixed if needed.
|
|
*
|
|
* @param int $courseid The Course ID
|
|
* @param bool $fillers include fillers and colspans, make the levels var "rectangular"
|
|
* @param bool $category_grade_last category grade item is the last child
|
|
* @param array $collapsed array of collapsed categories
|
|
* @param bool $nooutcomes Whether or not outcomes should be included
|
|
*/
|
|
public function __construct($courseid, $fillers=true, $category_grade_last=false,
|
|
$collapsed=null, $nooutcomes=false) {
|
|
global $USER, $CFG, $COURSE, $DB;
|
|
|
|
$this->courseid = $courseid;
|
|
$this->levels = array();
|
|
$this->context = context_course::instance($courseid);
|
|
|
|
if (!empty($COURSE->id) && $COURSE->id == $this->courseid) {
|
|
$course = $COURSE;
|
|
} else {
|
|
$course = $DB->get_record('course', array('id' => $this->courseid));
|
|
}
|
|
$this->modinfo = get_fast_modinfo($course);
|
|
|
|
// get course grade tree
|
|
$this->top_element = grade_category::fetch_course_tree($courseid, true);
|
|
|
|
// collapse the categories if requested
|
|
if (!empty($collapsed)) {
|
|
grade_tree::category_collapse($this->top_element, $collapsed);
|
|
}
|
|
|
|
// no otucomes if requested
|
|
if (!empty($nooutcomes)) {
|
|
grade_tree::no_outcomes($this->top_element);
|
|
}
|
|
|
|
// move category item to last position in category
|
|
if ($category_grade_last) {
|
|
grade_tree::category_grade_last($this->top_element);
|
|
}
|
|
|
|
if ($fillers) {
|
|
// inject fake categories == fillers
|
|
grade_tree::inject_fillers($this->top_element, 0);
|
|
// add colspans to categories and fillers
|
|
grade_tree::inject_colspans($this->top_element);
|
|
}
|
|
|
|
grade_tree::fill_levels($this->levels, $this->top_element, 0);
|
|
|
|
}
|
|
|
|
/**
|
|
* Old syntax of class constructor. Deprecated in PHP7.
|
|
*
|
|
* @deprecated since Moodle 3.1
|
|
*/
|
|
public function grade_tree($courseid, $fillers=true, $category_grade_last=false,
|
|
$collapsed=null, $nooutcomes=false) {
|
|
debugging('Use of class name as constructor is deprecated', DEBUG_DEVELOPER);
|
|
self::__construct($courseid, $fillers, $category_grade_last, $collapsed, $nooutcomes);
|
|
}
|
|
|
|
/**
|
|
* Static recursive helper - removes items from collapsed categories
|
|
*
|
|
* @param array &$element The seed of the recursion
|
|
* @param array $collapsed array of collapsed categories
|
|
*
|
|
* @return void
|
|
*/
|
|
public function category_collapse(&$element, $collapsed) {
|
|
if ($element['type'] != 'category') {
|
|
return;
|
|
}
|
|
if (empty($element['children']) or count($element['children']) < 2) {
|
|
return;
|
|
}
|
|
|
|
if (in_array($element['object']->id, $collapsed['aggregatesonly'])) {
|
|
$category_item = reset($element['children']); //keep only category item
|
|
$element['children'] = array(key($element['children'])=>$category_item);
|
|
|
|
} else {
|
|
if (in_array($element['object']->id, $collapsed['gradesonly'])) { // Remove category item
|
|
reset($element['children']);
|
|
$first_key = key($element['children']);
|
|
unset($element['children'][$first_key]);
|
|
}
|
|
foreach ($element['children'] as $sortorder=>$child) { // Recurse through the element's children
|
|
grade_tree::category_collapse($element['children'][$sortorder], $collapsed);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Static recursive helper - removes all outcomes
|
|
*
|
|
* @param array &$element The seed of the recursion
|
|
*
|
|
* @return void
|
|
*/
|
|
public function no_outcomes(&$element) {
|
|
if ($element['type'] != 'category') {
|
|
return;
|
|
}
|
|
foreach ($element['children'] as $sortorder=>$child) {
|
|
if ($element['children'][$sortorder]['type'] == 'item'
|
|
and $element['children'][$sortorder]['object']->is_outcome_item()) {
|
|
unset($element['children'][$sortorder]);
|
|
|
|
} else if ($element['children'][$sortorder]['type'] == 'category') {
|
|
grade_tree::no_outcomes($element['children'][$sortorder]);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Static recursive helper - makes the grade_item for category the last children
|
|
*
|
|
* @param array &$element The seed of the recursion
|
|
*
|
|
* @return void
|
|
*/
|
|
public function category_grade_last(&$element) {
|
|
if (empty($element['children'])) {
|
|
return;
|
|
}
|
|
if (count($element['children']) < 2) {
|
|
return;
|
|
}
|
|
$first_item = reset($element['children']);
|
|
if ($first_item['type'] == 'categoryitem' or $first_item['type'] == 'courseitem') {
|
|
// the category item might have been already removed
|
|
$order = key($element['children']);
|
|
unset($element['children'][$order]);
|
|
$element['children'][$order] =& $first_item;
|
|
}
|
|
foreach ($element['children'] as $sortorder => $child) {
|
|
grade_tree::category_grade_last($element['children'][$sortorder]);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Static recursive helper - fills the levels array, useful when accessing tree elements of one level
|
|
*
|
|
* @param array &$levels The levels of the grade tree through which to recurse
|
|
* @param array &$element The seed of the recursion
|
|
* @param int $depth How deep are we?
|
|
* @return void
|
|
*/
|
|
public function fill_levels(&$levels, &$element, $depth) {
|
|
if (!array_key_exists($depth, $levels)) {
|
|
$levels[$depth] = array();
|
|
}
|
|
|
|
// prepare unique identifier
|
|
if ($element['type'] == 'category') {
|
|
$element['eid'] = 'cg'.$element['object']->id;
|
|
} else if (in_array($element['type'], array('item', 'courseitem', 'categoryitem'))) {
|
|
$element['eid'] = 'ig'.$element['object']->id;
|
|
$this->items[$element['object']->id] =& $element['object'];
|
|
}
|
|
|
|
$levels[$depth][] =& $element;
|
|
$depth++;
|
|
if (empty($element['children'])) {
|
|
return;
|
|
}
|
|
$prev = 0;
|
|
foreach ($element['children'] as $sortorder=>$child) {
|
|
grade_tree::fill_levels($levels, $element['children'][$sortorder], $depth);
|
|
$element['children'][$sortorder]['prev'] = $prev;
|
|
$element['children'][$sortorder]['next'] = 0;
|
|
if ($prev) {
|
|
$element['children'][$prev]['next'] = $sortorder;
|
|
}
|
|
$prev = $sortorder;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Determines whether the grade tree item can be displayed.
|
|
* This is particularly targeted for grade categories that have no total (None) when rendering the grade tree.
|
|
* It checks if the grade tree item is of type 'category', and makes sure that the category, or at least one of children,
|
|
* can be output.
|
|
*
|
|
* @param array $element The grade category element.
|
|
* @return bool True if the grade tree item can be displayed. False, otherwise.
|
|
*/
|
|
public static function can_output_item($element) {
|
|
$canoutput = true;
|
|
|
|
if ($element['type'] === 'category') {
|
|
$object = $element['object'];
|
|
$category = grade_category::fetch(array('id' => $object->id));
|
|
// Category has total, we can output this.
|
|
if ($category->get_grade_item()->gradetype != GRADE_TYPE_NONE) {
|
|
return true;
|
|
}
|
|
|
|
// Category has no total and has no children, no need to output this.
|
|
if (empty($element['children'])) {
|
|
return false;
|
|
}
|
|
|
|
$canoutput = false;
|
|
// Loop over children and make sure at least one child can be output.
|
|
foreach ($element['children'] as $child) {
|
|
$canoutput = self::can_output_item($child);
|
|
if ($canoutput) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $canoutput;
|
|
}
|
|
|
|
/**
|
|
* Static recursive helper - makes full tree (all leafes are at the same level)
|
|
*
|
|
* @param array &$element The seed of the recursion
|
|
* @param int $depth How deep are we?
|
|
*
|
|
* @return int
|
|
*/
|
|
public function inject_fillers(&$element, $depth) {
|
|
$depth++;
|
|
|
|
if (empty($element['children'])) {
|
|
return $depth;
|
|
}
|
|
$chdepths = array();
|
|
$chids = array_keys($element['children']);
|
|
$last_child = end($chids);
|
|
$first_child = reset($chids);
|
|
|
|
foreach ($chids as $chid) {
|
|
$chdepths[$chid] = grade_tree::inject_fillers($element['children'][$chid], $depth);
|
|
}
|
|
arsort($chdepths);
|
|
|
|
$maxdepth = reset($chdepths);
|
|
foreach ($chdepths as $chid=>$chd) {
|
|
if ($chd == $maxdepth) {
|
|
continue;
|
|
}
|
|
if (!self::can_output_item($element['children'][$chid])) {
|
|
continue;
|
|
}
|
|
for ($i=0; $i < $maxdepth-$chd; $i++) {
|
|
if ($chid == $first_child) {
|
|
$type = 'fillerfirst';
|
|
} else if ($chid == $last_child) {
|
|
$type = 'fillerlast';
|
|
} else {
|
|
$type = 'filler';
|
|
}
|
|
$oldchild =& $element['children'][$chid];
|
|
$element['children'][$chid] = array('object'=>'filler', 'type'=>$type,
|
|
'eid'=>'', 'depth'=>$element['object']->depth,
|
|
'children'=>array($oldchild));
|
|
}
|
|
}
|
|
|
|
return $maxdepth;
|
|
}
|
|
|
|
/**
|
|
* Static recursive helper - add colspan information into categories
|
|
*
|
|
* @param array &$element The seed of the recursion
|
|
*
|
|
* @return int
|
|
*/
|
|
public function inject_colspans(&$element) {
|
|
if (empty($element['children'])) {
|
|
return 1;
|
|
}
|
|
$count = 0;
|
|
foreach ($element['children'] as $key=>$child) {
|
|
if (!self::can_output_item($child)) {
|
|
continue;
|
|
}
|
|
$count += grade_tree::inject_colspans($element['children'][$key]);
|
|
}
|
|
$element['colspan'] = $count;
|
|
return $count;
|
|
}
|
|
|
|
/**
|
|
* Parses the array in search of a given eid and returns a element object with
|
|
* information about the element it has found.
|
|
* @param int $eid Gradetree Element ID
|
|
* @return object element
|
|
*/
|
|
public function locate_element($eid) {
|
|
// it is a grade - construct a new object
|
|
if (strpos($eid, 'n') === 0) {
|
|
if (!preg_match('/n(\d+)u(\d+)/', $eid, $matches)) {
|
|
return null;
|
|
}
|
|
|
|
$itemid = $matches[1];
|
|
$userid = $matches[2];
|
|
|
|
//extra security check - the grade item must be in this tree
|
|
if (!$item_el = $this->locate_element('ig'.$itemid)) {
|
|
return null;
|
|
}
|
|
|
|
// $gradea->id may be null - means does not exist yet
|
|
$grade = new grade_grade(array('itemid'=>$itemid, 'userid'=>$userid));
|
|
|
|
$grade->grade_item =& $item_el['object']; // this may speedup grade_grade methods!
|
|
return array('eid'=>'n'.$itemid.'u'.$userid,'object'=>$grade, 'type'=>'grade');
|
|
|
|
} else if (strpos($eid, 'g') === 0) {
|
|
$id = (int) substr($eid, 1);
|
|
if (!$grade = grade_grade::fetch(array('id'=>$id))) {
|
|
return null;
|
|
}
|
|
//extra security check - the grade item must be in this tree
|
|
if (!$item_el = $this->locate_element('ig'.$grade->itemid)) {
|
|
return null;
|
|
}
|
|
$grade->grade_item =& $item_el['object']; // this may speedup grade_grade methods!
|
|
return array('eid'=>'g'.$id,'object'=>$grade, 'type'=>'grade');
|
|
}
|
|
|
|
// it is a category or item
|
|
foreach ($this->levels as $row) {
|
|
foreach ($row as $element) {
|
|
if ($element['type'] == 'filler') {
|
|
continue;
|
|
}
|
|
if ($element['eid'] == $eid) {
|
|
return $element;
|
|
}
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Returns a well-formed XML representation of the grade-tree using recursion.
|
|
*
|
|
* @param array $root The current element in the recursion. If null, starts at the top of the tree.
|
|
* @param string $tabs The control character to use for tabs
|
|
*
|
|
* @return string $xml
|
|
*/
|
|
public function exporttoxml($root=null, $tabs="\t") {
|
|
$xml = null;
|
|
$first = false;
|
|
if (is_null($root)) {
|
|
$root = $this->top_element;
|
|
$xml = '<?xml version="1.0" encoding="UTF-8" ?>' . "\n";
|
|
$xml .= "<gradetree>\n";
|
|
$first = true;
|
|
}
|
|
|
|
$type = 'undefined';
|
|
if (strpos($root['object']->table, 'grade_categories') !== false) {
|
|
$type = 'category';
|
|
} else if (strpos($root['object']->table, 'grade_items') !== false) {
|
|
$type = 'item';
|
|
} else if (strpos($root['object']->table, 'grade_outcomes') !== false) {
|
|
$type = 'outcome';
|
|
}
|
|
|
|
$xml .= "$tabs<element type=\"$type\">\n";
|
|
foreach ($root['object'] as $var => $value) {
|
|
if (!is_object($value) && !is_array($value) && !empty($value)) {
|
|
$xml .= "$tabs\t<$var>$value</$var>\n";
|
|
}
|
|
}
|
|
|
|
if (!empty($root['children'])) {
|
|
$xml .= "$tabs\t<children>\n";
|
|
foreach ($root['children'] as $sortorder => $child) {
|
|
$xml .= $this->exportToXML($child, $tabs."\t\t");
|
|
}
|
|
$xml .= "$tabs\t</children>\n";
|
|
}
|
|
|
|
$xml .= "$tabs</element>\n";
|
|
|
|
if ($first) {
|
|
$xml .= "</gradetree>";
|
|
}
|
|
|
|
return $xml;
|
|
}
|
|
|
|
/**
|
|
* Returns a JSON representation of the grade-tree using recursion.
|
|
*
|
|
* @param array $root The current element in the recursion. If null, starts at the top of the tree.
|
|
* @param string $tabs Tab characters used to indent the string nicely for humans to enjoy
|
|
*
|
|
* @return string
|
|
*/
|
|
public function exporttojson($root=null, $tabs="\t") {
|
|
$json = null;
|
|
$first = false;
|
|
if (is_null($root)) {
|
|
$root = $this->top_element;
|
|
$first = true;
|
|
}
|
|
|
|
$name = '';
|
|
|
|
|
|
if (strpos($root['object']->table, 'grade_categories') !== false) {
|
|
$name = $root['object']->fullname;
|
|
if ($name == '?') {
|
|
$name = $root['object']->get_name();
|
|
}
|
|
} else if (strpos($root['object']->table, 'grade_items') !== false) {
|
|
$name = $root['object']->itemname;
|
|
} else if (strpos($root['object']->table, 'grade_outcomes') !== false) {
|
|
$name = $root['object']->itemname;
|
|
}
|
|
|
|
$json .= "$tabs {\n";
|
|
$json .= "$tabs\t \"type\": \"{$root['type']}\",\n";
|
|
$json .= "$tabs\t \"name\": \"$name\",\n";
|
|
|
|
foreach ($root['object'] as $var => $value) {
|
|
if (!is_object($value) && !is_array($value) && !empty($value)) {
|
|
$json .= "$tabs\t \"$var\": \"$value\",\n";
|
|
}
|
|
}
|
|
|
|
$json = substr($json, 0, strrpos($json, ','));
|
|
|
|
if (!empty($root['children'])) {
|
|
$json .= ",\n$tabs\t\"children\": [\n";
|
|
foreach ($root['children'] as $sortorder => $child) {
|
|
$json .= $this->exportToJSON($child, $tabs."\t\t");
|
|
}
|
|
$json = substr($json, 0, strrpos($json, ','));
|
|
$json .= "\n$tabs\t]\n";
|
|
}
|
|
|
|
if ($first) {
|
|
$json .= "\n}";
|
|
} else {
|
|
$json .= "\n$tabs},\n";
|
|
}
|
|
|
|
return $json;
|
|
}
|
|
|
|
/**
|
|
* Returns the array of levels
|
|
*
|
|
* @return array
|
|
*/
|
|
public function get_levels() {
|
|
return $this->levels;
|
|
}
|
|
|
|
/**
|
|
* Returns the array of grade items
|
|
*
|
|
* @return array
|
|
*/
|
|
public function get_items() {
|
|
return $this->items;
|
|
}
|
|
|
|
/**
|
|
* Returns a specific Grade Item
|
|
*
|
|
* @param int $itemid The ID of the grade_item object
|
|
*
|
|
* @return grade_item
|
|
*/
|
|
public function get_item($itemid) {
|
|
if (array_key_exists($itemid, $this->items)) {
|
|
return $this->items[$itemid];
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Local shortcut function for creating an edit/delete button for a grade_* object.
|
|
* @param string $type 'edit' or 'delete'
|
|
* @param int $courseid The Course ID
|
|
* @param grade_* $object The grade_* object
|
|
* @return string html
|
|
*/
|
|
function grade_button($type, $courseid, $object) {
|
|
global $CFG, $OUTPUT;
|
|
if (preg_match('/grade_(.*)/', get_class($object), $matches)) {
|
|
$objectidstring = $matches[1] . 'id';
|
|
} else {
|
|
throw new coding_exception('grade_button() only accepts grade_* objects as third parameter!');
|
|
}
|
|
|
|
$strdelete = get_string('delete');
|
|
$stredit = get_string('edit');
|
|
|
|
if ($type == 'delete') {
|
|
$url = new moodle_url('index.php', array('id' => $courseid, $objectidstring => $object->id, 'action' => 'delete', 'sesskey' => sesskey()));
|
|
} else if ($type == 'edit') {
|
|
$url = new moodle_url('edit.php', array('courseid' => $courseid, 'id' => $object->id));
|
|
}
|
|
|
|
return $OUTPUT->action_icon($url, new pix_icon('t/'.$type, ${'str'.$type}, '', array('class' => 'iconsmall')));
|
|
|
|
}
|
|
|
|
/**
|
|
* This method adds settings to the settings block for the grade system and its
|
|
* plugins
|
|
*
|
|
* @global moodle_page $PAGE
|
|
*/
|
|
function grade_extend_settings($plugininfo, $courseid) {
|
|
global $PAGE;
|
|
|
|
$gradenode = $PAGE->settingsnav->prepend(get_string('gradeadministration', 'grades'), null, navigation_node::TYPE_CONTAINER);
|
|
|
|
$strings = array_shift($plugininfo);
|
|
|
|
if ($reports = grade_helper::get_plugins_reports($courseid)) {
|
|
foreach ($reports as $report) {
|
|
$gradenode->add($report->string, $report->link, navigation_node::TYPE_SETTING, null, $report->id, new pix_icon('i/report', ''));
|
|
}
|
|
}
|
|
|
|
if ($settings = grade_helper::get_info_manage_settings($courseid)) {
|
|
$settingsnode = $gradenode->add($strings['settings'], null, navigation_node::TYPE_CONTAINER);
|
|
foreach ($settings as $setting) {
|
|
$settingsnode->add($setting->string, $setting->link, navigation_node::TYPE_SETTING, null, $setting->id, new pix_icon('i/settings', ''));
|
|
}
|
|
}
|
|
|
|
if ($imports = grade_helper::get_plugins_import($courseid)) {
|
|
$importnode = $gradenode->add($strings['import'], null, navigation_node::TYPE_CONTAINER);
|
|
foreach ($imports as $import) {
|
|
$importnode->add($import->string, $import->link, navigation_node::TYPE_SETTING, null, $import->id, new pix_icon('i/import', ''));
|
|
}
|
|
}
|
|
|
|
if ($exports = grade_helper::get_plugins_export($courseid)) {
|
|
$exportnode = $gradenode->add($strings['export'], null, navigation_node::TYPE_CONTAINER);
|
|
foreach ($exports as $export) {
|
|
$exportnode->add($export->string, $export->link, navigation_node::TYPE_SETTING, null, $export->id, new pix_icon('i/export', ''));
|
|
}
|
|
}
|
|
|
|
if ($letters = grade_helper::get_info_letters($courseid)) {
|
|
$letters = array_shift($letters);
|
|
$gradenode->add($strings['letter'], $letters->link, navigation_node::TYPE_SETTING, null, $letters->id, new pix_icon('i/settings', ''));
|
|
}
|
|
|
|
if ($outcomes = grade_helper::get_info_outcomes($courseid)) {
|
|
$outcomes = array_shift($outcomes);
|
|
$gradenode->add($strings['outcome'], $outcomes->link, navigation_node::TYPE_SETTING, null, $outcomes->id, new pix_icon('i/outcomes', ''));
|
|
}
|
|
|
|
if ($scales = grade_helper::get_info_scales($courseid)) {
|
|
$gradenode->add($strings['scale'], $scales->link, navigation_node::TYPE_SETTING, null, $scales->id, new pix_icon('i/scales', ''));
|
|
}
|
|
|
|
if ($gradenode->contains_active_node()) {
|
|
// If the gradenode is active include the settings base node (gradeadministration) in
|
|
// the navbar, typcially this is ignored.
|
|
$PAGE->navbar->includesettingsbase = true;
|
|
|
|
// If we can get the course admin node make sure it is closed by default
|
|
// as in this case the gradenode will be opened
|
|
if ($coursenode = $PAGE->settingsnav->get('courseadmin', navigation_node::TYPE_COURSE)){
|
|
$coursenode->make_inactive();
|
|
$coursenode->forceopen = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Grade helper class
|
|
*
|
|
* This class provides several helpful functions that work irrespective of any
|
|
* current state.
|
|
*
|
|
* @copyright 2010 Sam Hemelryk
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
*/
|
|
abstract class grade_helper {
|
|
/**
|
|
* Cached manage settings info {@see get_info_settings}
|
|
* @var grade_plugin_info|false
|
|
*/
|
|
protected static $managesetting = null;
|
|
/**
|
|
* Cached grade report plugins {@see get_plugins_reports}
|
|
* @var array|false
|
|
*/
|
|
protected static $gradereports = null;
|
|
/**
|
|
* Cached grade report plugins preferences {@see get_info_scales}
|
|
* @var array|false
|
|
*/
|
|
protected static $gradereportpreferences = null;
|
|
/**
|
|
* Cached scale info {@see get_info_scales}
|
|
* @var grade_plugin_info|false
|
|
*/
|
|
protected static $scaleinfo = null;
|
|
/**
|
|
* Cached outcome info {@see get_info_outcomes}
|
|
* @var grade_plugin_info|false
|
|
*/
|
|
protected static $outcomeinfo = null;
|
|
/**
|
|
* Cached leftter info {@see get_info_letters}
|
|
* @var grade_plugin_info|false
|
|
*/
|
|
protected static $letterinfo = null;
|
|
/**
|
|
* Cached grade import plugins {@see get_plugins_import}
|
|
* @var array|false
|
|
*/
|
|
protected static $importplugins = null;
|
|
/**
|
|
* Cached grade export plugins {@see get_plugins_export}
|
|
* @var array|false
|
|
*/
|
|
protected static $exportplugins = null;
|
|
/**
|
|
* Cached grade plugin strings
|
|
* @var array
|
|
*/
|
|
protected static $pluginstrings = null;
|
|
/**
|
|
* Cached grade aggregation strings
|
|
* @var array
|
|
*/
|
|
protected static $aggregationstrings = null;
|
|
|
|
/**
|
|
* Gets strings commonly used by the describe plugins
|
|
*
|
|
* report => get_string('view'),
|
|
* scale => get_string('scales'),
|
|
* outcome => get_string('outcomes', 'grades'),
|
|
* letter => get_string('letters', 'grades'),
|
|
* export => get_string('export', 'grades'),
|
|
* import => get_string('import'),
|
|
* settings => get_string('settings')
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function get_plugin_strings() {
|
|
if (self::$pluginstrings === null) {
|
|
self::$pluginstrings = array(
|
|
'report' => get_string('view'),
|
|
'scale' => get_string('scales'),
|
|
'outcome' => get_string('outcomes', 'grades'),
|
|
'letter' => get_string('letters', 'grades'),
|
|
'export' => get_string('export', 'grades'),
|
|
'import' => get_string('import'),
|
|
'settings' => get_string('edittree', 'grades')
|
|
);
|
|
}
|
|
return self::$pluginstrings;
|
|
}
|
|
|
|
/**
|
|
* Gets strings describing the available aggregation methods.
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function get_aggregation_strings() {
|
|
if (self::$aggregationstrings === null) {
|
|
self::$aggregationstrings = array(
|
|
GRADE_AGGREGATE_MEAN => get_string('aggregatemean', 'grades'),
|
|
GRADE_AGGREGATE_WEIGHTED_MEAN => get_string('aggregateweightedmean', 'grades'),
|
|
GRADE_AGGREGATE_WEIGHTED_MEAN2 => get_string('aggregateweightedmean2', 'grades'),
|
|
GRADE_AGGREGATE_EXTRACREDIT_MEAN => get_string('aggregateextracreditmean', 'grades'),
|
|
GRADE_AGGREGATE_MEDIAN => get_string('aggregatemedian', 'grades'),
|
|
GRADE_AGGREGATE_MIN => get_string('aggregatemin', 'grades'),
|
|
GRADE_AGGREGATE_MAX => get_string('aggregatemax', 'grades'),
|
|
GRADE_AGGREGATE_MODE => get_string('aggregatemode', 'grades'),
|
|
GRADE_AGGREGATE_SUM => get_string('aggregatesum', 'grades')
|
|
);
|
|
}
|
|
return self::$aggregationstrings;
|
|
}
|
|
|
|
/**
|
|
* Get grade_plugin_info object for managing settings if the user can
|
|
*
|
|
* @param int $courseid
|
|
* @return grade_plugin_info[]
|
|
*/
|
|
public static function get_info_manage_settings($courseid) {
|
|
if (self::$managesetting !== null) {
|
|
return self::$managesetting;
|
|
}
|
|
$context = context_course::instance($courseid);
|
|
self::$managesetting = array();
|
|
if ($courseid != SITEID && has_capability('moodle/grade:manage', $context)) {
|
|
self::$managesetting['gradebooksetup'] = new grade_plugin_info('setup',
|
|
new moodle_url('/grade/edit/tree/index.php', array('id' => $courseid)),
|
|
get_string('gradebooksetup', 'grades'));
|
|
self::$managesetting['coursesettings'] = new grade_plugin_info('coursesettings',
|
|
new moodle_url('/grade/edit/settings/index.php', array('id'=>$courseid)),
|
|
get_string('coursegradesettings', 'grades'));
|
|
}
|
|
if (self::$gradereportpreferences === null) {
|
|
self::get_plugins_reports($courseid);
|
|
}
|
|
if (self::$gradereportpreferences) {
|
|
self::$managesetting = array_merge(self::$managesetting, self::$gradereportpreferences);
|
|
}
|
|
return self::$managesetting;
|
|
}
|
|
/**
|
|
* Returns an array of plugin reports as grade_plugin_info objects
|
|
*
|
|
* @param int $courseid
|
|
* @return array
|
|
*/
|
|
public static function get_plugins_reports($courseid) {
|
|
global $SITE;
|
|
|
|
if (self::$gradereports !== null) {
|
|
return self::$gradereports;
|
|
}
|
|
$context = context_course::instance($courseid);
|
|
$gradereports = array();
|
|
$gradepreferences = array();
|
|
foreach (core_component::get_plugin_list('gradereport') as $plugin => $plugindir) {
|
|
//some reports make no sense if we're not within a course
|
|
if ($courseid==$SITE->id && ($plugin=='grader' || $plugin=='user')) {
|
|
continue;
|
|
}
|
|
|
|
// Remove ones we can't see
|
|
if (!has_capability('gradereport/'.$plugin.':view', $context)) {
|
|
continue;
|
|
}
|
|
|
|
// Singleview doesn't doesn't accomodate for all cap combos yet, so this is hardcoded..
|
|
if ($plugin === 'singleview' && !has_all_capabilities(array('moodle/grade:viewall',
|
|
'moodle/grade:edit'), $context)) {
|
|
continue;
|
|
}
|
|
|
|
$pluginstr = get_string('pluginname', 'gradereport_'.$plugin);
|
|
$url = new moodle_url('/grade/report/'.$plugin.'/index.php', array('id'=>$courseid));
|
|
$gradereports[$plugin] = new grade_plugin_info($plugin, $url, $pluginstr);
|
|
|
|
// Add link to preferences tab if such a page exists
|
|
if (file_exists($plugindir.'/preferences.php')) {
|
|
$url = new moodle_url('/grade/report/'.$plugin.'/preferences.php', array('id'=>$courseid));
|
|
$gradepreferences[$plugin] = new grade_plugin_info($plugin, $url,
|
|
get_string('preferences', 'grades') . ': ' . $pluginstr);
|
|
}
|
|
}
|
|
if (count($gradereports) == 0) {
|
|
$gradereports = false;
|
|
$gradepreferences = false;
|
|
} else if (count($gradepreferences) == 0) {
|
|
$gradepreferences = false;
|
|
asort($gradereports);
|
|
} else {
|
|
asort($gradereports);
|
|
asort($gradepreferences);
|
|
}
|
|
self::$gradereports = $gradereports;
|
|
self::$gradereportpreferences = $gradepreferences;
|
|
return self::$gradereports;
|
|
}
|
|
|
|
/**
|
|
* Get information on scales
|
|
* @param int $courseid
|
|
* @return grade_plugin_info
|
|
*/
|
|
public static function get_info_scales($courseid) {
|
|
if (self::$scaleinfo !== null) {
|
|
return self::$scaleinfo;
|
|
}
|
|
if (has_capability('moodle/course:managescales', context_course::instance($courseid))) {
|
|
$url = new moodle_url('/grade/edit/scale/index.php', array('id'=>$courseid));
|
|
self::$scaleinfo = new grade_plugin_info('scale', $url, get_string('view'));
|
|
} else {
|
|
self::$scaleinfo = false;
|
|
}
|
|
return self::$scaleinfo;
|
|
}
|
|
/**
|
|
* Get information on outcomes
|
|
* @param int $courseid
|
|
* @return grade_plugin_info
|
|
*/
|
|
public static function get_info_outcomes($courseid) {
|
|
global $CFG, $SITE;
|
|
|
|
if (self::$outcomeinfo !== null) {
|
|
return self::$outcomeinfo;
|
|
}
|
|
$context = context_course::instance($courseid);
|
|
$canmanage = has_capability('moodle/grade:manage', $context);
|
|
$canupdate = has_capability('moodle/course:update', $context);
|
|
if (!empty($CFG->enableoutcomes) && ($canmanage || $canupdate)) {
|
|
$outcomes = array();
|
|
if ($canupdate) {
|
|
if ($courseid!=$SITE->id) {
|
|
$url = new moodle_url('/grade/edit/outcome/course.php', array('id'=>$courseid));
|
|
$outcomes['course'] = new grade_plugin_info('course', $url, get_string('outcomescourse', 'grades'));
|
|
}
|
|
$url = new moodle_url('/grade/edit/outcome/index.php', array('id'=>$courseid));
|
|
$outcomes['edit'] = new grade_plugin_info('edit', $url, get_string('editoutcomes', 'grades'));
|
|
$url = new moodle_url('/grade/edit/outcome/import.php', array('courseid'=>$courseid));
|
|
$outcomes['import'] = new grade_plugin_info('import', $url, get_string('importoutcomes', 'grades'));
|
|
} else {
|
|
if ($courseid!=$SITE->id) {
|
|
$url = new moodle_url('/grade/edit/outcome/course.php', array('id'=>$courseid));
|
|
$outcomes['edit'] = new grade_plugin_info('edit', $url, get_string('outcomescourse', 'grades'));
|
|
}
|
|
}
|
|
self::$outcomeinfo = $outcomes;
|
|
} else {
|
|
self::$outcomeinfo = false;
|
|
}
|
|
return self::$outcomeinfo;
|
|
}
|
|
/**
|
|
* Get information on letters
|
|
* @param int $courseid
|
|
* @return array
|
|
*/
|
|
public static function get_info_letters($courseid) {
|
|
global $SITE;
|
|
if (self::$letterinfo !== null) {
|
|
return self::$letterinfo;
|
|
}
|
|
$context = context_course::instance($courseid);
|
|
$canmanage = has_capability('moodle/grade:manage', $context);
|
|
$canmanageletters = has_capability('moodle/grade:manageletters', $context);
|
|
if ($canmanage || $canmanageletters) {
|
|
// Redirect to system context when report is accessed from admin settings MDL-31633
|
|
if ($context->instanceid == $SITE->id) {
|
|
$param = array('edit' => 1);
|
|
} else {
|
|
$param = array('edit' => 1,'id' => $context->id);
|
|
}
|
|
self::$letterinfo = array(
|
|
'view' => new grade_plugin_info('view', new moodle_url('/grade/edit/letter/index.php', array('id'=>$context->id)), get_string('view')),
|
|
'edit' => new grade_plugin_info('edit', new moodle_url('/grade/edit/letter/index.php', $param), get_string('edit'))
|
|
);
|
|
} else {
|
|
self::$letterinfo = false;
|
|
}
|
|
return self::$letterinfo;
|
|
}
|
|
/**
|
|
* Get information import plugins
|
|
* @param int $courseid
|
|
* @return array
|
|
*/
|
|
public static function get_plugins_import($courseid) {
|
|
global $CFG;
|
|
|
|
if (self::$importplugins !== null) {
|
|
return self::$importplugins;
|
|
}
|
|
$importplugins = array();
|
|
$context = context_course::instance($courseid);
|
|
|
|
if (has_capability('moodle/grade:import', $context)) {
|
|
foreach (core_component::get_plugin_list('gradeimport') as $plugin => $plugindir) {
|
|
if (!has_capability('gradeimport/'.$plugin.':view', $context)) {
|
|
continue;
|
|
}
|
|
$pluginstr = get_string('pluginname', 'gradeimport_'.$plugin);
|
|
$url = new moodle_url('/grade/import/'.$plugin.'/index.php', array('id'=>$courseid));
|
|
$importplugins[$plugin] = new grade_plugin_info($plugin, $url, $pluginstr);
|
|
}
|
|
|
|
// Show key manager if grade publishing is enabled and the user has xml publishing capability.
|
|
// XML is the only grade import plugin that has publishing feature.
|
|
if ($CFG->gradepublishing && has_capability('gradeimport/xml:publish', $context)) {
|
|
$url = new moodle_url('/grade/import/keymanager.php', array('id'=>$courseid));
|
|
$importplugins['keymanager'] = new grade_plugin_info('keymanager', $url, get_string('keymanager', 'grades'));
|
|
}
|
|
}
|
|
|
|
if (count($importplugins) > 0) {
|
|
asort($importplugins);
|
|
self::$importplugins = $importplugins;
|
|
} else {
|
|
self::$importplugins = false;
|
|
}
|
|
return self::$importplugins;
|
|
}
|
|
/**
|
|
* Get information export plugins
|
|
* @param int $courseid
|
|
* @return array
|
|
*/
|
|
public static function get_plugins_export($courseid) {
|
|
global $CFG;
|
|
|
|
if (self::$exportplugins !== null) {
|
|
return self::$exportplugins;
|
|
}
|
|
$context = context_course::instance($courseid);
|
|
$exportplugins = array();
|
|
$canpublishgrades = 0;
|
|
if (has_capability('moodle/grade:export', $context)) {
|
|
foreach (core_component::get_plugin_list('gradeexport') as $plugin => $plugindir) {
|
|
if (!has_capability('gradeexport/'.$plugin.':view', $context)) {
|
|
continue;
|
|
}
|
|
// All the grade export plugins has grade publishing capabilities.
|
|
if (has_capability('gradeexport/'.$plugin.':publish', $context)) {
|
|
$canpublishgrades++;
|
|
}
|
|
|
|
$pluginstr = get_string('pluginname', 'gradeexport_'.$plugin);
|
|
$url = new moodle_url('/grade/export/'.$plugin.'/index.php', array('id'=>$courseid));
|
|
$exportplugins[$plugin] = new grade_plugin_info($plugin, $url, $pluginstr);
|
|
}
|
|
|
|
// Show key manager if grade publishing is enabled and the user has at least one grade publishing capability.
|
|
if ($CFG->gradepublishing && $canpublishgrades != 0) {
|
|
$url = new moodle_url('/grade/export/keymanager.php', array('id'=>$courseid));
|
|
$exportplugins['keymanager'] = new grade_plugin_info('keymanager', $url, get_string('keymanager', 'grades'));
|
|
}
|
|
}
|
|
if (count($exportplugins) > 0) {
|
|
asort($exportplugins);
|
|
self::$exportplugins = $exportplugins;
|
|
} else {
|
|
self::$exportplugins = false;
|
|
}
|
|
return self::$exportplugins;
|
|
}
|
|
|
|
/**
|
|
* Returns the value of a field from a user record
|
|
*
|
|
* @param stdClass $user object
|
|
* @param stdClass $field object
|
|
* @return string value of the field
|
|
*/
|
|
public static function get_user_field_value($user, $field) {
|
|
if (!empty($field->customid)) {
|
|
$fieldname = 'customfield_' . $field->customid;
|
|
if (!empty($user->{$fieldname}) || is_numeric($user->{$fieldname})) {
|
|
$fieldvalue = $user->{$fieldname};
|
|
} else {
|
|
$fieldvalue = $field->default;
|
|
}
|
|
} else {
|
|
$fieldvalue = $user->{$field->shortname};
|
|
}
|
|
return $fieldvalue;
|
|
}
|
|
|
|
/**
|
|
* Returns an array of user profile fields to be included in export
|
|
*
|
|
* @param int $courseid
|
|
* @param bool $includecustomfields
|
|
* @return array An array of stdClass instances with customid, shortname, datatype, default and fullname fields
|
|
*/
|
|
public static function get_user_profile_fields($courseid, $includecustomfields = false) {
|
|
global $CFG, $DB;
|
|
|
|
// Gets the fields that have to be hidden
|
|
$hiddenfields = array_map('trim', explode(',', $CFG->hiddenuserfields));
|
|
$context = context_course::instance($courseid);
|
|
$canseehiddenfields = has_capability('moodle/course:viewhiddenuserfields', $context);
|
|
if ($canseehiddenfields) {
|
|
$hiddenfields = array();
|
|
}
|
|
|
|
$fields = array();
|
|
require_once($CFG->dirroot.'/user/lib.php'); // Loads user_get_default_fields()
|
|
require_once($CFG->dirroot.'/user/profile/lib.php'); // Loads constants, such as PROFILE_VISIBLE_ALL
|
|
$userdefaultfields = user_get_default_fields();
|
|
|
|
// Sets the list of profile fields
|
|
$userprofilefields = array_map('trim', explode(',', $CFG->grade_export_userprofilefields));
|
|
if (!empty($userprofilefields)) {
|
|
foreach ($userprofilefields as $field) {
|
|
$field = trim($field);
|
|
if (in_array($field, $hiddenfields) || !in_array($field, $userdefaultfields)) {
|
|
continue;
|
|
}
|
|
$obj = new stdClass();
|
|
$obj->customid = 0;
|
|
$obj->shortname = $field;
|
|
$obj->fullname = get_string($field);
|
|
$fields[] = $obj;
|
|
}
|
|
}
|
|
|
|
// Sets the list of custom profile fields
|
|
$customprofilefields = array_map('trim', explode(',', $CFG->grade_export_customprofilefields));
|
|
if ($includecustomfields && !empty($customprofilefields)) {
|
|
list($wherefields, $whereparams) = $DB->get_in_or_equal($customprofilefields);
|
|
$customfields = $DB->get_records_sql("SELECT f.*
|
|
FROM {user_info_field} f
|
|
JOIN {user_info_category} c ON f.categoryid=c.id
|
|
WHERE f.shortname $wherefields
|
|
ORDER BY c.sortorder ASC, f.sortorder ASC", $whereparams);
|
|
|
|
foreach ($customfields as $field) {
|
|
// Make sure we can display this custom field
|
|
if (!in_array($field->shortname, $customprofilefields)) {
|
|
continue;
|
|
} else if (in_array($field->shortname, $hiddenfields)) {
|
|
continue;
|
|
} else if ($field->visible != PROFILE_VISIBLE_ALL && !$canseehiddenfields) {
|
|
continue;
|
|
}
|
|
|
|
$obj = new stdClass();
|
|
$obj->customid = $field->id;
|
|
$obj->shortname = $field->shortname;
|
|
$obj->fullname = format_string($field->name);
|
|
$obj->datatype = $field->datatype;
|
|
$obj->default = $field->defaultdata;
|
|
$fields[] = $obj;
|
|
}
|
|
}
|
|
|
|
return $fields;
|
|
}
|
|
|
|
/**
|
|
* This helper method gets a snapshot of all the weights for a course.
|
|
* It is used as a quick method to see if any wieghts have been automatically adjusted.
|
|
* @param int $courseid
|
|
* @return array of itemid -> aggregationcoef2
|
|
*/
|
|
public static function fetch_all_natural_weights_for_course($courseid) {
|
|
global $DB;
|
|
$result = array();
|
|
|
|
$records = $DB->get_records('grade_items', array('courseid'=>$courseid), 'id', 'id, aggregationcoef2');
|
|
foreach ($records as $record) {
|
|
$result[$record->id] = $record->aggregationcoef2;
|
|
}
|
|
return $result;
|
|
}
|
|
}
|
|
|
|
|