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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
namespace gradereport_user\report;
use cache;
use context_course;
use course_modinfo;
use grade_grade;
use grade_helper;
use grade_item;
use grade_report;
use grade_tree;
use html_writer;
use moodle_url;
defined('MOODLE_INTERNAL') || die;
global $CFG;
require_once($CFG->dirroot.'/grade/report/lib.php');
require_once($CFG->dirroot.'/grade/lib.php');
/**
* Class providing an API for the user report building and displaying.
* @uses grade_report
* @package gradereport_user
*/
class user extends grade_report {
/**
* A flexitable to hold the data.
* @var object $table
*/
public $table;
/**
* An array of table headers
* @var array
*/
public $tableheaders = [];
/**
* An array of table columns
* @var array
*/
public $tablecolumns = [];
/**
* An array containing rows of data for the table.
* @var array
*/
public $tabledata = [];
/**
* An array containing the grade items data for external usage (web services, ajax, etc...)
* @var array
*/
public $gradeitemsdata = [];
/**
* The grade tree structure
* @var grade_tree
*/
public $gtree;
/**
* Flat structure similar to grade tree
* @var void
*/
public $gseq;
/**
* show student ranks
* @var void
*/
public $showrank;
/**
* show grade percentages
* @var void
*/
public $showpercentage;
/**
* Show range
* @var bool
*/
public $showrange = true;
/**
* Show grades in the report, default true
* @var bool
*/
public $showgrade = true;
/**
* Decimal points to use for values in the report, default 2
* @var int
*/
public $decimals = 2;
/**
* The number of decimal places to round range to, default 0
* @var int
*/
public $rangedecimals = 0;
/**
* Show grade feedback in the report, default true
* @var bool
*/
public $showfeedback = true;
/**
* Show grade weighting in the report, default true.
* @var bool
*/
public $showweight = true;
/**
* Show letter grades in the report, default false
* @var bool
*/
public $showlettergrade = false;
/**
* Show the calculated contribution to the course total column.
* @var bool
*/
public $showcontributiontocoursetotal = true;
/**
* Show average grades in the report, default false.
* @var false
*/
public $showaverage = false;
/**
* @var int
*/
public $maxdepth;
/**
* @var void
*/
public $evenodd;
/**
* @var bool
*/
public $canviewhidden;
/**
* @var string|null
*/
public $switch;
/**
* Show hidden items even when user does not have required cap
* @var void
*/
public $showhiddenitems;
/**
* @var string
*/
public $baseurl;
/**
* @var string
*/
public $pbarurl;
/**
* The modinfo object to be used.
*
* @var course_modinfo
*/
protected $modinfo = null;
/**
* View as user.
*
* When this is set to true, the visibility checks, and capability checks will be
* applied to the user whose grades are being displayed. This is very useful when
* a mentor/parent is viewing the report of their mentee because they need to have
* access to the same information, but not more, not less.
*
* @var boolean
*/
protected $viewasuser = false;
/**
* An array that collects the aggregationhints for every
* grade_item. The hints contain grade, grademin, grademax
* status, weight and parent.
*
* @var array
*/
protected $aggregationhints = [];
/**
* Used for proper column indentation.
* @var int
*/
public $columncount = 0;
/**
* Constructor. Sets local copies of user preferences and initialises grade_tree.
* @param int $courseid
* @param null|object $gpr grade plugin return tracking object
* @param object $context
* @param int $userid The id of the user
* @param bool $viewasuser Set this to true when the current user is a mentor/parent of the targetted user.
*/
public function __construct(int $courseid, ?object $gpr, object $context, int $userid, bool $viewasuser = null) {
global $DB, $CFG;
parent::__construct($courseid, $gpr, $context);
$this->showrank = grade_get_setting($this->courseid, 'report_user_showrank', $CFG->grade_report_user_showrank);
$this->showpercentage = grade_get_setting(
$this->courseid,
'report_user_showpercentage',
$CFG->grade_report_user_showpercentage
);
$this->showhiddenitems = grade_get_setting(
$this->courseid,
'report_user_showhiddenitems',
$CFG->grade_report_user_showhiddenitems
);
$this->showtotalsifcontainhidden = [$this->courseid => grade_get_setting(
$this->courseid,
'report_user_showtotalsifcontainhidden',
$CFG->grade_report_user_showtotalsifcontainhidden
)];
$this->showgrade = grade_get_setting(
$this->courseid,
'report_user_showgrade',
!empty($CFG->grade_report_user_showgrade)
);
$this->showrange = grade_get_setting(
$this->courseid,
'report_user_showrange',
!empty($CFG->grade_report_user_showrange)
);
$this->showfeedback = grade_get_setting(
$this->courseid,
'report_user_showfeedback',
!empty($CFG->grade_report_user_showfeedback)
);
$this->showweight = grade_get_setting($this->courseid, 'report_user_showweight',
!empty($CFG->grade_report_user_showweight));
$this->showcontributiontocoursetotal = grade_get_setting($this->courseid, 'report_user_showcontributiontocoursetotal',
!empty($CFG->grade_report_user_showcontributiontocoursetotal));
$this->showlettergrade = grade_get_setting(
$this->courseid,
'report_user_showlettergrade',
!empty($CFG->grade_report_user_showlettergrade)
);
$this->showaverage = grade_get_setting(
$this->courseid,
'report_user_showaverage',
!empty($CFG->grade_report_user_showaverage)
);
$this->viewasuser = $viewasuser;
// The default grade decimals is 2.
$defaultdecimals = 2;
if (property_exists($CFG, 'grade_decimalpoints')) {
$defaultdecimals = $CFG->grade_decimalpoints;
}
$this->decimals = grade_get_setting($this->courseid, 'decimalpoints', $defaultdecimals);
// The default range decimals is 0.
$defaultrangedecimals = 0;
if (property_exists($CFG, 'grade_report_user_rangedecimals')) {
$defaultrangedecimals = $CFG->grade_report_user_rangedecimals;
}
$this->rangedecimals = grade_get_setting($this->courseid, 'report_user_rangedecimals', $defaultrangedecimals);
$this->switch = grade_get_setting($this->courseid, 'aggregationposition', $CFG->grade_aggregationposition);
// Grab the grade_tree for this course.
$this->gtree = new grade_tree($this->courseid, false, $this->switch, null, !$CFG->enableoutcomes);
// Get the user (for full name).
$this->user = $DB->get_record('user', ['id' => $userid]);
// What user are we viewing this as?
$coursecontext = context_course::instance($this->courseid);
if ($viewasuser) {
$this->modinfo = new course_modinfo($this->course, $this->user->id);
$this->canviewhidden = has_capability('moodle/grade:viewhidden', $coursecontext, $this->user->id);
} else {
$this->modinfo = $this->gtree->modinfo;
$this->canviewhidden = has_capability('moodle/grade:viewhidden', $coursecontext);
}
// Determine the number of rows and indentation.
$this->maxdepth = 1;
$this->inject_rowspans($this->gtree->top_element);
$this->maxdepth++; // Need to account for the lead column that spans all children.
for ($i = 1; $i <= $this->maxdepth; $i++) {
$this->evenodd[$i] = 0;
}
$this->tabledata = [];
// The base url for sorting by first/last name.
$this->baseurl = new \moodle_url('/grade/report', ['id' => $courseid, 'userid' => $userid]);
$this->pbarurl = $this->baseurl;
// There no groups on this report - rank is from all course users.
$this->setup_table();
// Optionally calculate grade item averages.
if ($this->showaverage) {
$cache = \cache::make_from_params(\cache_store::MODE_REQUEST, 'gradereport_user', 'averages');
$avg = $cache->get(get_class($this));
if (!$avg) {
$showonlyactiveenrol = $this->show_only_active();
$ungradedcounts = $this->ungraded_counts(false, false, $showonlyactiveenrol);
$this->columncount = 0;
$avgrow = $this->format_averages($ungradedcounts);
// Save to cache.
$cache->set(get_class($this), $avgrow->cells);
}
}
}
/**
* Returns a row of grade items averages
*
* @param grade_item $gradeitem Grade item.
* @param array|null $aggr Average value and meancount information.
* @param bool|null $shownumberofgrades Whether to show number of grades.
* @return \html_table_cell Formatted average cell.
*/
protected function format_average_cell(grade_item $gradeitem, ?array $aggr = null, ?bool $shownumberofgrades = null): \html_table_cell {
if ($gradeitem->needsupdate) {
$avg = '<td class="cell c' . $this->columncount++.'">' .
'<span class="gradingerror">' . get_string('error').'</span></td>';
} else {
if (empty($aggr['average'])) {
$avg = '-';
} else {
$numberofgrades = '';
if ($shownumberofgrades) {
$numberofgrades = " (" . $aggr['meancount'] . ")";
}
$avg = $aggr['average'] . $numberofgrades;
}
}
return new \html_table_cell($avg);
}
/**
* Recurse through a tree of elements setting the rowspan property on each element
*
* @param array $element Either the top element or, during recursion, the current element
* @return int The number of elements processed
*/
public function inject_rowspans(array &$element): int {
if ($element['depth'] > $this->maxdepth) {
$this->maxdepth = $element['depth'];
}
if (empty($element['children'])) {
return 1;
}
$count = 1;
foreach ($element['children'] as $key => $child) {
// If category is hidden then do not include it in the rowspan.
if ($child['type'] == 'category' && $child['object']->is_hidden() && !$this->canviewhidden
&& ($this->showhiddenitems == GRADE_REPORT_USER_HIDE_HIDDEN
|| ($this->showhiddenitems == GRADE_REPORT_USER_HIDE_UNTIL && !$child['object']->is_hiddenuntil()))) {
// Just calculate the rowspans for children of this category, don't add them to the count.
$this->inject_rowspans($element['children'][$key]);
} else {
$count += $this->inject_rowspans($element['children'][$key]);
// Take into consideration the addition of a new row (where the rowspan is defined) right after a category row.
if ($child['type'] == 'category') {
$count += 1;
}
}
}
$element['rowspan'] = $count;
return $count;
}
/**
* Prepares the headers and attributes of the flexitable.
*/
public function setup_table() {
/*
* Table has 1-8 columns
*| All columns except for itemname/description are optional
*/
// Setting up table headers.
$this->tablecolumns = ['itemname'];
$this->tableheaders = [get_string('gradeitem', 'grades')];
if ($this->showweight) {
$this->tablecolumns[] = 'weight';
$this->tableheaders[] = get_string('weightuc', 'grades');
}
if ($this->showgrade) {
$this->tablecolumns[] = 'grade';
$this->tableheaders[] = get_string('gradenoun');
}
if ($this->showrange) {
$this->tablecolumns[] = 'range';
$this->tableheaders[] = get_string('range', 'grades');
}
if ($this->showpercentage) {
$this->tablecolumns[] = 'percentage';
$this->tableheaders[] = get_string('percentage', 'grades');
}
if ($this->showlettergrade) {
$this->tablecolumns[] = 'lettergrade';
$this->tableheaders[] = get_string('lettergrade', 'grades');
}
if ($this->showrank) {
$this->tablecolumns[] = 'rank';
$this->tableheaders[] = get_string('rank', 'grades');
}
if ($this->showaverage) {
$this->tablecolumns[] = 'average';
$this->tableheaders[] = get_string('average', 'grades');
}
if ($this->showfeedback) {
$this->tablecolumns[] = 'feedback';
$this->tableheaders[] = get_string('feedback', 'grades');
}
if ($this->showcontributiontocoursetotal) {
$this->tablecolumns[] = 'contributiontocoursetotal';
$this->tableheaders[] = get_string('contributiontocoursetotal', 'grades');
}
}
/**
* Provide an entry point to build the table.
*
* @return bool
*/
public function fill_table(): bool {
$this->fill_table_recursive($this->gtree->top_element);
return true;
}
/**
* Fill the table with data.
*
* @param array $element - The table data for the current row.
*/
private function fill_table_recursive(array &$element) {
global $DB, $CFG, $OUTPUT;
$type = $element['type'];
$depth = $element['depth'];
$gradeobject = $element['object'];
$eid = $gradeobject->id;
$element['userid'] = $userid = $this->user->id;
$fullname = grade_helper::get_element_header($element, true, false, true, false, true);
$data = [];
$gradeitemdata = [];
$hidden = '';
$excluded = '';
$itemlevel = ($type == 'categoryitem' || $type == 'category' || $type == 'courseitem') ? $depth : ($depth + 1);
$class = 'level' . $itemlevel;
$classfeedback = '';
$rowspandata = [];
// If this is a hidden grade category, hide it completely from the user.
if ($type == 'category' && $gradeobject->is_hidden() && !$this->canviewhidden && (
$this->showhiddenitems == GRADE_REPORT_USER_HIDE_HIDDEN ||
($this->showhiddenitems == GRADE_REPORT_USER_HIDE_UNTIL && !$gradeobject->is_hiddenuntil()))) {
return false;
}
// Process those items that have scores associated.
if ($type == 'item' || $type == 'categoryitem' || $type == 'courseitem') {
$headerrow = "row_{$eid}_{$this->user->id}";
$headercat = "cat_{$gradeobject->categoryid}_{$this->user->id}";
if (! $gradegrade = grade_grade::fetch(['itemid' => $gradeobject->id, 'userid' => $this->user->id])) {
$gradegrade = new grade_grade();
$gradegrade->userid = $this->user->id;
$gradegrade->itemid = $gradeobject->id;
}
$gradegrade->load_grade_item();
// Hidden Items.
if ($gradegrade->grade_item->is_hidden()) {
$hidden = ' dimmed_text';
}
$hide = false;
// If this is a hidden grade item, hide it completely from the user.
if ($gradegrade->is_hidden() && !$this->canviewhidden && (
$this->showhiddenitems == GRADE_REPORT_USER_HIDE_HIDDEN ||
($this->showhiddenitems == GRADE_REPORT_USER_HIDE_UNTIL && !$gradegrade->is_hiddenuntil()))) {
$hide = true;
} else if (!empty($gradeobject->itemmodule) && !empty($gradeobject->iteminstance)) {
// The grade object can be marked visible but still be hidden if
// the student cannot see the activity due to conditional access
// and it's set to be hidden entirely.
$instances = $this->modinfo->get_instances_of($gradeobject->itemmodule);
if (!empty($instances[$gradeobject->iteminstance])) {
$cm = $instances[$gradeobject->iteminstance];
$gradeitemdata['cmid'] = $cm->id;
if (!$cm->uservisible) {
// If there is 'availableinfo' text then it is only greyed
// out and not entirely hidden.
if (!$cm->availableinfo) {
$hide = true;
}
}
}
}
// Actual Grade - We need to calculate this whether the row is hidden or not.
$gradeval = $gradegrade->finalgrade;
$hint = $gradegrade->get_aggregation_hint();
if (!$this->canviewhidden) {
// Virtual Grade (may be calculated excluding hidden items etc).
$adjustedgrade = $this->blank_hidden_total_and_adjust_bounds($this->courseid,
$gradegrade->grade_item,
$gradeval);
$gradeval = $adjustedgrade['grade'];
// We temporarily adjust the view of this grade item - because the min and
// max are affected by the hidden values in the aggregation.
$gradegrade->grade_item->grademax = $adjustedgrade['grademax'];
$gradegrade->grade_item->grademin = $adjustedgrade['grademin'];
$hint['status'] = $adjustedgrade['aggregationstatus'];
$hint['weight'] = $adjustedgrade['aggregationweight'];
} else {
// The max and min for an aggregation may be different to the grade_item.
if (!is_null($gradeval)) {
$gradegrade->grade_item->grademax = $gradegrade->get_grade_max();
$gradegrade->grade_item->grademin = $gradegrade->get_grade_min();
}
}
if (!$hide) {
$canviewall = has_capability('moodle/grade:viewall', $this->context);
// Other class information.
$class .= $hidden . $excluded;
// Alter style based on whether aggregation is first or last.
if ($this->switch) {
$class .= ($type == 'categoryitem' || $type == 'courseitem') ? " d$depth baggt b2b" : " item b1b";
} else {
$class .= ($type == 'categoryitem' || $type == 'courseitem') ? " d$depth baggb" : " item b1b";
}
$itemicon = \html_writer::div(grade_helper::get_element_icon($element), 'mr-1');
$elementtype = grade_helper::get_element_type_string($element);
$itemtype = \html_writer::span($elementtype, 'd-block text-uppercase small dimmed_text',
['title' => $elementtype]);
if ($type == 'categoryitem' || $type == 'courseitem') {
$headercat = "cat_{$gradeobject->iteminstance}_{$this->user->id}";
}
// Generate the content for a cell that represents a grade item.
$itemtitle = \html_writer::div($fullname, 'rowtitle');
$content = \html_writer::div($itemtype . $itemtitle);
// Name.
$data['itemname']['content'] = \html_writer::div($itemicon . $content, "{$type} d-flex align-items-center");
$data['itemname']['class'] = $class;
$data['itemname']['colspan'] = ($this->maxdepth - $depth);
$data['itemname']['id'] = $headerrow;
// Basic grade item information.
$gradeitemdata['id'] = $gradeobject->id;
$gradeitemdata['itemname'] = $gradeobject->itemname;
$gradeitemdata['itemtype'] = $gradeobject->itemtype;
$gradeitemdata['itemmodule'] = $gradeobject->itemmodule;
$gradeitemdata['iteminstance'] = $gradeobject->iteminstance;
$gradeitemdata['itemnumber'] = $gradeobject->itemnumber;
$gradeitemdata['idnumber'] = $gradeobject->idnumber;
$gradeitemdata['categoryid'] = $gradeobject->categoryid;
$gradeitemdata['outcomeid'] = $gradeobject->outcomeid;
$gradeitemdata['scaleid'] = $gradeobject->outcomeid;
$gradeitemdata['locked'] = $canviewall ? $gradegrade->grade_item->is_locked() : null;
if ($this->showfeedback) {
// Copy $class before appending itemcenter as feedback should not be centered.
$classfeedback = $class;
}
$class .= " itemcenter ";
if ($this->showweight) {
$data['weight']['class'] = $class;
$data['weight']['content'] = '-';
$data['weight']['headers'] = "$headercat $headerrow weight$userid";
// Has a weight assigned, might be extra credit.
// This obliterates the weight because it provides a more informative description.
if (is_numeric($hint['weight'])) {
$data['weight']['content'] = format_float($hint['weight'] * 100.0, 2) . ' %';
$gradeitemdata['weightraw'] = $hint['weight'];
$gradeitemdata['weightformatted'] = $data['weight']['content'];
}
if ($hint['status'] != 'used' && $hint['status'] != 'unknown') {
$data['weight']['content'] .= '<br>' . get_string('aggregationhint' . $hint['status'], 'grades');
$gradeitemdata['status'] = $hint['status'];
}
}
if ($this->showgrade) {
$gradestatus = '';
// We only show status icons for a teacher if he views report as himself.
if (isset($this->viewasuser) && !$this->viewasuser) {
$context = [
'hidden' => $gradegrade->is_hidden(),
'locked' => $gradegrade->is_locked(),
'overridden' => $gradegrade->is_overridden(),
'excluded' => $gradegrade->is_excluded()
];
if (in_array(true, $context)) {
$context['classes'] = 'gradestatus';
$gradestatus = $OUTPUT->render_from_template('core_grades/status_icons', $context);
}
}
$gradeitemdata['graderaw'] = null;
$gradeitemdata['gradehiddenbydate'] = false;
$gradeitemdata['gradeneedsupdate'] = $gradegrade->grade_item->needsupdate;
$gradeitemdata['gradeishidden'] = $gradegrade->is_hidden();
$gradeitemdata['gradedatesubmitted'] = $gradegrade->get_datesubmitted();
$gradeitemdata['gradedategraded'] = $gradegrade->get_dategraded();
$gradeitemdata['gradeislocked'] = $canviewall ? $gradegrade->is_locked() : null;
$gradeitemdata['gradeisoverridden'] = $canviewall ? $gradegrade->is_overridden() : null;
if ($gradegrade->grade_item->needsupdate) {
$data['grade']['class'] = $class.' gradingerror';
$data['grade']['content'] = get_string('error');
} else if (
!empty($CFG->grade_hiddenasdate)
&& $gradegrade->get_datesubmitted()
&& !$this->canviewhidden
&& $gradegrade->is_hidden()
&& !$gradegrade->grade_item->is_category_item()
&& !$gradegrade->grade_item->is_course_item()
) {
// The problem here is that we do not have the time when grade value was modified
// 'timemodified' is general modification date for grade_grades records.
$class .= ' datesubmitted';
$data['grade']['class'] = $class;
$data['grade']['content'] = get_string(
'submittedon',
'grades',
userdate(
$gradegrade->get_datesubmitted(),
get_string('strftimedatetimeshort')
) . $gradestatus
);
$gradeitemdata['gradehiddenbydate'] = true;
} else if ($gradegrade->is_hidden()) {
$data['grade']['class'] = $class.' dimmed_text';
$data['grade']['content'] = '-';
if ($this->canviewhidden) {
$gradeitemdata['graderaw'] = $gradeval;
$data['grade']['content'] = grade_format_gradevalue($gradeval,
$gradegrade->grade_item,
true) . $gradestatus;
}
} else {
$gradestatusclass = '';
$gradepassicon = '';
$ispassinggrade = $gradegrade->is_passed($gradegrade->grade_item);
if (!is_null($gradeval) && !is_null($ispassinggrade)) {
$gradestatusclass = $ispassinggrade ? 'gradepass' : 'gradefail';
if ($ispassinggrade) {
$gradepassicon = $OUTPUT->pix_icon(
'i/valid',
get_string('pass', 'grades'),
null,
['class' => 'inline']
);
} else {
$gradepassicon = $OUTPUT->pix_icon(
'i/invalid',
get_string('fail', 'grades'),
null,
['class' => 'inline']
);
}
}
$data['grade']['class'] = "{$class} {$gradestatusclass}";
$data['grade']['content'] = $gradepassicon . grade_format_gradevalue($gradeval,
$gradegrade->grade_item, true) . $gradestatus;
$gradeitemdata['graderaw'] = $gradeval;
}
$data['grade']['headers'] = "$headercat $headerrow grade$userid";
$gradeitemdata['gradeformatted'] = $data['grade']['content'];
// If the current grade item need to show a grade action menu, generate the appropriate output.
if ($gradeactionmenu = $this->gtree->get_grade_action_menu($gradegrade)) {
$gradecontainer = html_writer::div($data['grade']['content']);
$grademenucontainer = html_writer::div($gradeactionmenu, 'pl-1 d-flex align-items-center');
$data['grade']['content'] = html_writer::div($gradecontainer . $grademenucontainer,
'd-flex align-items-center');
}
}
// Range.
if ($this->showrange) {
$data['range']['class'] = $class;
$data['range']['content'] = $gradegrade->grade_item->get_formatted_range(
GRADE_DISPLAY_TYPE_REAL,
$this->rangedecimals
);
$data['range']['headers'] = "$headercat $headerrow range$userid";
$gradeitemdata['rangeformatted'] = $data['range']['content'];
$gradeitemdata['grademin'] = $gradegrade->grade_item->grademin;
$gradeitemdata['grademax'] = $gradegrade->grade_item->grademax;
}
// Percentage.
if ($this->showpercentage) {
if ($gradegrade->grade_item->needsupdate) {
$data['percentage']['class'] = $class.' gradingerror';
$data['percentage']['content'] = get_string('error');
} else if ($gradegrade->is_hidden()) {
$data['percentage']['class'] = $class.' dimmed_text';
$data['percentage']['content'] = '-';
if ($this->canviewhidden) {
$data['percentage']['content'] = grade_format_gradevalue(
$gradeval,
$gradegrade->grade_item,
true,
GRADE_DISPLAY_TYPE_PERCENTAGE
);
}
} else {
$data['percentage']['class'] = $class;
$data['percentage']['content'] = grade_format_gradevalue(
$gradeval,
$gradegrade->grade_item,
true,
GRADE_DISPLAY_TYPE_PERCENTAGE
);
}
$data['percentage']['headers'] = "$headercat $headerrow percentage$userid";
$gradeitemdata['percentageformatted'] = $data['percentage']['content'];
}
// Lettergrade.
if ($this->showlettergrade) {
if ($gradegrade->grade_item->needsupdate) {
$data['lettergrade']['class'] = $class.' gradingerror';
$data['lettergrade']['content'] = get_string('error');
} else if ($gradegrade->is_hidden()) {
$data['lettergrade']['class'] = $class.' dimmed_text';
if (!$this->canviewhidden) {
$data['lettergrade']['content'] = '-';
} else {
$data['lettergrade']['content'] = grade_format_gradevalue(
$gradeval,
$gradegrade->grade_item,
true,
GRADE_DISPLAY_TYPE_LETTER
);
}
} else {
$data['lettergrade']['class'] = $class;
$data['lettergrade']['content'] = grade_format_gradevalue(
$gradeval,
$gradegrade->grade_item,
true,
GRADE_DISPLAY_TYPE_LETTER
);
}
$data['lettergrade']['headers'] = "$headercat $headerrow lettergrade$userid";
$gradeitemdata['lettergradeformatted'] = $data['lettergrade']['content'];
}
// Rank.
if ($this->showrank) {
$gradeitemdata['rank'] = 0;
if ($gradegrade->grade_item->needsupdate) {
$data['rank']['class'] = $class.' gradingerror';
$data['rank']['content'] = get_string('error');
} else if ($gradegrade->is_hidden()) {
$data['rank']['class'] = $class.' dimmed_text';
$data['rank']['content'] = '-';
} else if (is_null($gradeval)) {
// No grade, o rank.
$data['rank']['class'] = $class;
$data['rank']['content'] = '-';
} else {
// Find the number of users with a higher grade.
$sql = "SELECT COUNT(DISTINCT(userid))
FROM {grade_grades}
WHERE finalgrade > ?
AND itemid = ?
AND hidden = 0";
$rank = $DB->count_records_sql($sql, [$gradegrade->finalgrade, $gradegrade->grade_item->id]) + 1;
$data['rank']['class'] = $class;
$numusers = $this->get_numusers(false);
$data['rank']['content'] = "$rank/$numusers"; // Total course users.
$gradeitemdata['rank'] = $rank;
$gradeitemdata['numusers'] = $numusers;
}
$data['rank']['headers'] = "$headercat $headerrow rank$userid";
}
// Average.
if ($this->showaverage) {
$data['average']['class'] = $class;
$cache = \cache::make_from_params(\cache_store::MODE_REQUEST, 'gradereport_user', 'averages');
$avg = $cache->get(get_class($this));
$data['average']['content'] = $avg[$eid]->text;;
$gradeitemdata['averageformatted'] = $avg[$eid]->text;;
$data['average']['headers'] = "$headercat $headerrow average$userid";
}
// Feedback.
if ($this->showfeedback) {
$gradeitemdata['feedback'] = '';
$gradeitemdata['feedbackformat'] = $gradegrade->feedbackformat;
if ($gradegrade->feedback) {
$gradegrade->feedback = file_rewrite_pluginfile_urls(
$gradegrade->feedback,
'pluginfile.php',
$gradegrade->get_context()->id,
GRADE_FILE_COMPONENT,
GRADE_FEEDBACK_FILEAREA,
$gradegrade->id
);
}
$data['feedback']['class'] = $classfeedback.' feedbacktext';
if (empty($gradegrade->feedback) || (!$this->canviewhidden && $gradegrade->is_hidden())) {
$data['feedback']['content'] = ' ';
} else {
$data['feedback']['content'] = format_text($gradegrade->feedback, $gradegrade->feedbackformat,
['context' => $gradegrade->get_context()]);
$gradeitemdata['feedback'] = $gradegrade->feedback;
}
$data['feedback']['headers'] = "$headercat $headerrow feedback$userid";
}
// Contribution to the course total column.
if ($this->showcontributiontocoursetotal) {
$data['contributiontocoursetotal']['class'] = $class;
$data['contributiontocoursetotal']['content'] = '-';
$data['contributiontocoursetotal']['headers'] = "$headercat $headerrow contributiontocoursetotal$userid";
}
$this->gradeitemsdata[] = $gradeitemdata;
}
$parent = $gradeobject->load_parent_category();
if ($gradeobject->is_category_item()) {
$parent = $parent->load_parent_category();
}
// We collect the aggregation hints whether they are hidden or not.
if ($this->showcontributiontocoursetotal) {
$hint['grademax'] = $gradegrade->grade_item->grademax;
$hint['grademin'] = $gradegrade->grade_item->grademin;
$hint['grade'] = $gradeval;
$hint['parent'] = $parent->load_grade_item()->id;
$this->aggregationhints[$gradegrade->itemid] = $hint;
}
// Get the IDs of all parent categories of this grading item.
$data['parentcategories'] = array_filter(explode('/', $gradeobject->parent_category->path));
}
// Category.
if ($type == 'category') {
// Determine directionality so that icons can be modified to suit language.
$arrow = right_to_left() ? 'left' : 'right';
// Alter style based on whether aggregation is first or last.
if ($this->switch) {
$data['itemname']['class'] = $class . ' ' . "d$depth b1b b1t category";
} else {
$data['itemname']['class'] = $class . ' ' . "d$depth b2t category";
}
$data['itemname']['colspan'] = ($this->maxdepth - $depth + count($this->tablecolumns));
$data['itemname']['content'] = $OUTPUT->render_from_template('gradereport_user/user_report_category_content',
['categoryid' => $gradeobject->id, 'categoryname' => $fullname, 'arrow' => $arrow]);
$data['itemname']['id'] = "cat_{$gradeobject->id}_{$this->user->id}";
// Get the IDs of all parent categories of this grade category.
$data['parentcategories'] = array_diff(array_filter(explode('/', $gradeobject->path)), [$gradeobject->id]);
$rowspandata['leader']['class'] = $class . " d$depth b1t b2b b1l";
$rowspandata['leader']['rowspan'] = $element['rowspan'];
$rowspandata['parentcategories'] = array_filter(explode('/', $gradeobject->path));
$rowspandata['spacer'] = true;
}
// Add this row to the overall system.
foreach ($data as $key => $celldata) {
if (isset($celldata['class'])) {
$data[$key]['class'] .= ' column-' . $key;
}
}
$this->tabledata[] = $data;
if (!empty($rowspandata)) {
$this->tabledata[] = $rowspandata;
}
// Recursively iterate through all child elements.
if (isset($element['children'])) {
foreach ($element['children'] as $key => $child) {
$this->fill_table_recursive($element['children'][$key]);
}
}
// Check we are showing this column, and we are looking at the root of the table.
// This should be the very last thing this fill_table_recursive function does.
if ($this->showcontributiontocoursetotal && ($type == 'category' && $depth == 1)) {
// We should have collected all the hints by now - walk the tree again and build the contributions column.
$this->fill_contributions_column($element);
}
}
/**
* This function is called after the table has been built and the aggregationhints
* have been collected. We need this info to walk up the list of parents of each
* grade_item.
*
* @param array $element - An array containing the table data for the current row.
*/
public function fill_contributions_column(array $element) {
// Recursively iterate through all child elements.
if (isset($element['children'])) {
foreach ($element['children'] as $key => $child) {
$this->fill_contributions_column($element['children'][$key]);
}
} else if ($element['type'] == 'item') {
// This is a grade item (We don't do this for categories or we would double count).
$gradeobject = $element['object'];
$itemid = $gradeobject->id;
// Ignore anything with no hint - e.g. a hidden row.
if (isset($this->aggregationhints[$itemid])) {
// Normalise the gradeval.
$gradecat = $gradeobject->load_parent_category();
if ($gradecat->aggregation == GRADE_AGGREGATE_SUM) {
// Natural aggregation/Sum of grades does not consider the mingrade, cannot traditionnally normalise it.
$graderange = $this->aggregationhints[$itemid]['grademax'];
if ($graderange != 0) {
$gradeval = $this->aggregationhints[$itemid]['grade'] / $graderange;
} else {
$gradeval = 0;
}
} else {
$gradeval = grade_grade::standardise_score(
$this->aggregationhints[$itemid]['grade'],
$this->aggregationhints[$itemid]['grademin'],
$this->aggregationhints[$itemid]['grademax'],
0,
1
);
}
// Multiply the normalised value by the weight
// of all the categories higher in the tree.
$parent = null;
do {
if (!is_null($this->aggregationhints[$itemid]['weight'])) {
$gradeval *= $this->aggregationhints[$itemid]['weight'];
} else if (empty($parent)) {
// If we are in the first loop, and the weight is null, then we cannot calculate the contribution.
$gradeval = null;
break;
}
// The second part of this if is to prevent infinite loops
// in case of crazy data.
if (isset($this->aggregationhints[$itemid]['parent']) &&
$this->aggregationhints[$itemid]['parent'] != $itemid) {
$parent = $this->aggregationhints[$itemid]['parent'];
$itemid = $parent;
} else {
// We are at the top of the tree.
$parent = false;
}
} while ($parent);
// Finally multiply by the course grademax.
if (!is_null($gradeval)) {
// Convert to percent.
$gradeval *= 100;
}
// Now we need to loop through the "built" table data and update the
// contributions column for the current row.
$headerrow = "row_{$gradeobject->id}_{$this->user->id}";
foreach ($this->tabledata as $key => $row) {
if (isset($row['itemname']) && ($row['itemname']['id'] == $headerrow)) {
// Found it - update the column.
$content = '-';
if (!is_null($gradeval)) {
$decimals = $gradeobject->get_decimals();
$content = format_float($gradeval, $decimals, true) . ' %';
}
$this->tabledata[$key]['contributiontocoursetotal']['content'] = $content;
break;
}
}
}
}
}
/**
* Prints or returns the HTML from the flexitable.
*
* @param bool $return Whether or not to return the data instead of printing it directly.
* @return string|void
*/
public function print_table(bool $return = false) {
global $PAGE;
$table = new \html_table();
$table->attributes = [
'summary' => s(get_string('tablesummary', 'gradereport_user')),
'class' => 'generaltable boxaligncenter user-grade',
];
// Set the table headings.
$userid = $this->user->id;
foreach ($this->tableheaders as $index => $heading) {
$headingcell = new \html_table_cell($heading);
$headingcell->attributes['id'] = $this->tablecolumns[$index] . $userid;
$headingcell->attributes['class'] = "header column-{$this->tablecolumns[$index]}";
if ($index == 0) {
$headingcell->colspan = $this->maxdepth;
}
$table->head[] = $headingcell;
}
// Set the table body data.
foreach ($this->tabledata as $rowdata) {
$rowcells = [];
// Set a rowspan cell, if applicable.
if (isset($rowdata['leader'])) {
$rowspancell = new \html_table_cell('');
$rowspancell->attributes['class'] = $rowdata['leader']['class'];
$rowspancell->rowspan = $rowdata['leader']['rowspan'];
$rowcells[] = $rowspancell;
}
// Set the row cells.
foreach ($this->tablecolumns as $tablecolumn) {
$content = $rowdata[$tablecolumn]['content'] ?? null;
if (!is_null($content)) {
$rowcell = new \html_table_cell($content);
// Grade item names and cateogry names are referenced in the `headers` attribute of table cells.
// These table cells should be set to <th> tags.
if ($tablecolumn === 'itemname') {
$rowcell->header = true;
}
if (isset($rowdata[$tablecolumn]['class'])) {
$rowcell->attributes['class'] = $rowdata[$tablecolumn]['class'];
}
if (isset($rowdata[$tablecolumn]['colspan'])) {
$rowcell->colspan = $rowdata[$tablecolumn]['colspan'];
}
if (isset($rowdata[$tablecolumn]['id'])) {
$rowcell->id = $rowdata[$tablecolumn]['id'];
}
if (isset($rowdata[$tablecolumn]['headers'])) {
$rowcell->attributes['headers'] = $rowdata[$tablecolumn]['headers'];
}
$rowcells[] = $rowcell;
}
}
$tablerow = new \html_table_row($rowcells);
// Generate classes which will be attributed to the current row and will be used to identify all parent
// categories of this grading item or a category (e.g. 'cat_2 cat_5'). These classes are utilized by the
// category toggle (expand/collapse) functionality.
$classes = implode(" ", array_map(function($parentcategoryid) {
return "cat_{$parentcategoryid}";
}, $rowdata['parentcategories']));
$classes .= isset($rowdata['spacer']) && $rowdata['spacer'] ? ' spacer' : '';
$tablerow->attributes = ['class' => $classes, 'data-hidden' => 'false'];
$table->data[] = $tablerow;
}
$userreporttable = \html_writer::table($table);
$PAGE->requires->js_call_amd('gradereport_user/gradecategorytoggle', 'init', ["user-report-{$this->user->id}"]);
if ($return) {
return \html_writer::div($userreporttable, 'user-report-container', ['id' => "user-report-{$this->user->id}"]);
}
echo \html_writer::div($userreporttable, 'user-report-container', ['id' => "user-report-{$this->user->id}"]);
}
/**
* Processes the data sent by the form (grades and feedbacks).
*
* @param array $data Take in some data to provide to the base function.
* @return void Success or Failure (array of errors).
*/
public function process_data($data): void {
}
/**
* Stub function.
*
* @param string $target
* @param string $action
* @return void
*/
public function process_action($target, $action): void {
}
/**
* Build the html for the zero state of the user report.
* @return string HTML to display
*/
public function output_report_zerostate(): string {
global $OUTPUT;
$context = [
'imglink' => $OUTPUT->image_url('zero_state', 'gradereport_user'),
];
return $OUTPUT->render_from_template('gradereport_user/zero_state', $context);
}
/**
* Trigger the grade_report_viewed event
*
* @since Moodle 2.9
*/
public function viewed() {
$event = \gradereport_user\event\grade_report_viewed::create(
[
'context' => $this->context,
'courseid' => $this->courseid,
'relateduserid' => $this->user->id,
]
);
$event->trigger();
}
}