Moodle plugin, allowing collaborative annotations in PDF files
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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/>.
/**
* @package mod_pdfannotator
* @author Ahmad Obeid (ahmad.obeid@rwth-aachen.de)
* @copyright 2018 Ahmad Obeid (see README.md)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once('../../config.php');
require_once('locallib.php');
$id = required_param('id', PARAM_INT); // Course ID.
// Ensure that the course specified is valid.
if (!$course = $DB->get_record('course', array('id' => $id))) {
print_error('Course ID is incorrect');
}
// $course = $DB->get_record('course', array('id'=>$id), '*', MUST_EXIST);
require_course_login($course, true);
$PAGE->set_pagelayout('incourse');
$params = array(
'context' => context_course::instance($course->id)
);
$context = $params['context'];
$event = \mod_pdfannotator\event\course_module_instance_list_viewed::create($params);
$event->add_record_snapshot('course', $course);
$event->trigger();
$strpdfannotator = get_string('modulename', 'pdfannotator');
$strpdfannotators = get_string('modulenameplural', 'pdfannotator');
$strsectionname = get_string('sectionname', 'format_'.$course->format);
$strname = get_string('name');
$strintro = get_string('moduleintro');
$strlastmodified = get_string('lastmodified');
$strsubscribe = get_string('subscribe', 'pdfannotator');
$strunsubscribe = get_string('unsubscribe', 'pdfannotator');
$strsubscribed = get_string('subscribed', 'pdfannotator');
$stryes = get_string('yes');
$strno = get_string('no');
$PAGE->set_url('/mod/pdfannotator/index.php', array('id' => $course->id));
$PAGE->set_title($course->shortname.': '.$strpdfannotators);
$PAGE->set_heading($course->fullname);
$PAGE->navbar->add($strpdfannotators);
echo $OUTPUT->header();
echo $OUTPUT->heading($strpdfannotators);
if (!$pdfannotators = get_all_instances_in_course('pdfannotator', $course)) {
notice(get_string('thereareno', 'moodle', $strpdfannotators), "$CFG->wwwroot/course/view.php?id=$course->id");
exit;
}
$usesections = course_format_uses_sections($course->format);
$table = new html_table();
$table->attributes['class'] = 'generaltable mod_index';
if ($usesections) {
$table->head = array ($strsectionname, $strname, $strlastmodified, $strintro);
$table->align = array ('center', '', 'left', 'left');
} else {
$table->head = array ($strlastmodified, $strname, $strintro);
$table->align = array ('left', 'left', 'left');
}
$modinfo = get_fast_modinfo($course);
$currentsection = '';
foreach ($pdfannotators as $pdfannotator) {
$cm = $modinfo->cms[$pdfannotator->coursemodule];
$infor = pdfannotator_get_number_of_new_activities($pdfannotator->id);
if ($usesections) {
$printsection = '';
if ($pdfannotator->section !== $currentsection) {
if ($pdfannotator->section) {
$printsection = get_section_name($course, $pdfannotator->section);
}
if ($currentsection !== '') {
$table->data[] = 'hr';
}
$currentsection = $pdfannotator->section;
}
} else {
$printsection = '<span class="smallinfo">'.userdate($pdfannotator->timemodified)."</span>";
}
$extra = empty($cm->extra) ? '' : $cm->extra;
$icon = '<img src="'.$cm->get_icon_url().'" class="activityicon" alt="'.$cm->get_module_type_name().'" /> ';
$visible = $pdfannotator->visible;
$class = $visible ? '' : 'class="dimmed"'; // Hidden modules are dimmed.
$newinfo = " ";
$actions = array();
// Settings if user have capabilty.
$manageurl = new \moodle_url('/course/mod.php', array('sesskey' => \sesskey()));
// Edit.
$hascapability = has_capability('mod/pdfannotator:administrateuserinput', $context);
if ($hascapability) {
$actions['edit'] = array(
'url' => new \moodle_url('/course/modedit.php', array('update' => $cm->id)),
'icon' => new \pix_icon('t/edit', new \lang_string('edit')),
'string' => new \lang_string('edit')
);
// Show/Hide.
if ($visible) {
$actions['hide'] = array(
'url' => new \moodle_url($manageurl, array('hide' => $cm->id)),
'icon' => new \pix_icon('t/hide', new \lang_string('hide')),
'string' => new \lang_string('hide'));
} else {
$actions['show'] = array(
'url' => new \moodle_url($manageurl, array('show' => $cm->id)),
'icon' => new \pix_icon('t/show', new \lang_string('show')),
'string' => new \lang_string('show')
);
}
}
$setting = pdfannotator_render_listitem_actions($actions);
$lastmodified = pdfannotator_get_datetime_of_last_modification($pdfannotator->id);
if ($infor > 0) {
$newinfo = "<img src=\"pix/new.png\">($infor)</img>";
} else if ($lastmodified >= strtotime("-1 day")) {
$newinfo = "<img src=\"pix/new.gif\"></img>";
}
$table->data[] = array (
$printsection,
"<div style=\"float:left\"><a $class $extra href=\"view.php?id=$cm->id\">".$icon.format_string($pdfannotator->name)
.$newinfo."</a></div><div style=\"float:right\">".$setting."</div>" , userdate($lastmodified),
format_module_intro('pdfannotator', $pdfannotator, $cm->id));
}
echo html_writer::table($table);
echo $OUTPUT->footer();