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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/>.
/**
* Attendance module renderering helpers
*
* @package mod_attforblock
* @copyright 2011 Artem Andreev <andreev.artem@gmail.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once(dirname(__FILE__).'/renderables.php');
/**
* Template method for generating user's session's cells
*/
class user_sessions_cells_generator {
protected $cells = array();
protected $reportdata;
protected $user;
public function __construct(attforblock_report_data $reportdata, $user) {
$this->reportdata = $reportdata;
$this->user = $user;
}
public function get_cells() {
$this->init_cells();
foreach ($this->reportdata->sessions as $sess) {
if (array_key_exists($sess->id, $this->reportdata->sessionslog[$this->user->id])) {
$statusid = $this->reportdata->sessionslog[$this->user->id][$sess->id]->statusid;
if (array_key_exists($statusid, $this->reportdata->statuses)) {
$this->construct_existing_status_cell($this->reportdata->statuses[$statusid]->acronym);
} else {
$this->construct_hidden_status_cell($this->reportdata->allstatuses[$statusid]->acronym);
}
} else {
if ($this->user->enrolmentstart > $sess->sessdate) {
$starttext = get_string('enrolmentstart', 'attforblock', userdate($this->user->enrolmentstart, '%d.%m.%Y'));
$this->construct_enrolments_info_cell($starttext);
} else if ($this->user->enrolmentend and $this->user->enrolmentend < $sess->sessdate) {
$endtext = get_string('enrolmentend', 'attforblock', userdate($this->user->enrolmentend, '%d.%m.%Y'));
$this->construct_enrolments_info_cell($endtext);
} else if (!$this->user->enrolmentend and $this->user->enrolmentstatus == ENROL_USER_SUSPENDED) {
// No enrolmentend and ENROL_USER_SUSPENDED.
$suspendext = get_string('enrolmentsuspended', 'attforblock', userdate($this->user->enrolmentend, '%d.%m.%Y'));
$this->construct_enrolments_info_cell($suspendext);
} else {
if ($sess->groupid == 0 or array_key_exists($sess->groupid, $this->reportdata->usersgroups[$this->user->id])) {
$this->construct_not_taken_cell('?');
} else {
$this->construct_not_existing_for_user_session_cell('');
}
}
}
}
$this->finalize_cells();
return $this->cells;
}
protected function init_cells() {
}
protected function construct_existing_status_cell($text) {
$this->cells[] = $text;
}
protected function construct_hidden_status_cell($text) {
$this->cells[] = $text;
}
protected function construct_enrolments_info_cell($text) {
$this->cells[] = $text;
}
protected function construct_not_taken_cell($text) {
$this->cells[] = $text;
}
protected function construct_not_existing_for_user_session_cell($text) {
$this->cells[] = $text;
}
protected function finalize_cells() {
}
}
class user_sessions_cells_html_generator extends user_sessions_cells_generator {
private $cell;
protected function construct_existing_status_cell($text) {
$this->close_open_cell_if_needed();
$this->cells[] = $text;
}
protected function construct_hidden_status_cell($text) {
$this->cells[] = html_writer::tag('s', $text);
}
protected function construct_enrolments_info_cell($text) {
if (is_null($this->cell)) {
$this->cell = new html_table_cell($text);
$this->cell->colspan = 1;
} else {
if ($this->cell->text != $text) {
$this->cells[] = $this->cell;
$this->cell = new html_table_cell($text);
$this->cell->colspan = 1;
} else {
$this->cell->colspan++;
}
}
}
private function close_open_cell_if_needed() {
if ($this->cell) {
$this->cells[] = $this->cell;
$this->cell = null;
}
}
protected function construct_not_taken_cell($text) {
$this->close_open_cell_if_needed();
$this->cells[] = $text;
}
protected function construct_not_existing_for_user_session_cell($text) {
$this->close_open_cell_if_needed();
$this->cells[] = $text;
}
protected function finalize_cells() {
if ($this->cell) {
$this->cells[] = $this->cell;
}
}
}
class user_sessions_cells_text_generator extends user_sessions_cells_generator {
private $enrolments_info_cell_text;
protected function construct_hidden_status_cell($text) {
$this->cells[] = '-'.$text;
}
protected function construct_enrolments_info_cell($text) {
if ($this->enrolments_info_cell_text != $text) {
$this->enrolments_info_cell_text = $text;
$this->cells[] = $text;
} else {
$this->cells[] = '←';
}
}
}
function construct_session_time($datetime, $duration) {
$starttime = userdate($datetime, get_string('strftimehm', 'attforblock'));
$endtime = userdate($datetime + $duration, get_string('strftimehm', 'attforblock'));
return $starttime . ($duration > 0 ? ' - ' . $endtime : '');
}
function construct_session_full_date_time($datetime, $duration) {
$sessinfo = userdate($datetime, get_string('strftimedmyw', 'attforblock'));
$sessinfo .= ' '.construct_session_time($datetime, $duration);
return $sessinfo;
}
function construct_user_data_stat($stat, $statuses, $gradable, $grade, $maxgrade, $decimalpoints) {
global $OUTPUT;
$stattable = new html_table();
$stattable->attributes['class'] = 'attlist';
$row = new html_table_row();
$row->cells[] = get_string('sessionscompleted', 'attforblock').':';
$row->cells[] = $stat['completed'];
$stattable->data[] = $row;
foreach ($statuses as $st) {
$row = new html_table_row();
$row->cells[] = $st->description . ':';
$row->cells[] = array_key_exists($st->id, $stat['statuses']) ? $stat['statuses'][$st->id]->stcnt : 0;
$stattable->data[] = $row;
}
if ($gradable) {
$row = new html_table_row();
$row->cells[] = get_string('attendancegrade', 'attforblock') .
$OUTPUT->help_icon('gradebookexplanation', 'attforblock') . ':';
$row->cells[] = $grade . ' / ' . $maxgrade;
$stattable->data[] = $row;
$row = new html_table_row();
$row->cells[] = get_string('attendancepercent', 'attforblock') . ':';
if ($maxgrade == 0) {
$percent = 0;
} else {
$percent = $grade / $maxgrade * 100;
}
$row->cells[] = sprintf("%0.{$decimalpoints}f", $percent);
$stattable->data[] = $row;
}
return html_writer::table($stattable);
}
function construct_full_user_stat_html_table($attforblock, $course, $user) {
global $CFG;
$gradeable = $attforblock->grade > 0;
$statuses = att_get_statuses($attforblock->id);
$userstatusesstat = att_get_user_statuses_stat($attforblock->id, $course->startdate, $user->id);
$stat['completed'] = att_get_user_taken_sessions_count($attforblock->id, $course->startdate, $user->id);
$stat['statuses'] = $userstatusesstat;
if ($gradeable) {
$grade = att_get_user_grade($userstatusesstat, $statuses);
$maxgrade = att_get_user_max_grade(att_get_user_taken_sessions_count($attforblock->id, $course->startdate,
$user->id), $statuses);
if (!$decimalpoints = grade_get_setting($course->id, 'decimalpoints')) {
$decimalpoints = $CFG->grade_decimalpoints;
}
} else {
$grade = 0;
$maxgrade = 0;
$decimalpoints = 0;
}
return construct_user_data_stat($stat, $statuses,
$gradeable, $grade, $maxgrade, $decimalpoints);
}