locallib.php

<?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
 * @copyright 2018 RWTH Aachen (see README)
 * @author    Rabea de Groot, Anna Heynkes, Friederike Schwager
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

use mod_pdfannotator\output\answermenu;
use mod_pdfannotator\output\questionmenu;
use mod_pdfannotator\output\reportmenu;
use mod_pdfannotator\output\index;

defined('MOODLE_INTERNAL') || die;

require_once("$CFG->libdir/filelib.php");
require_once("$CFG->libdir/resourcelib.php");
require_once("$CFG->dirroot/mod/pdfannotator/lib.php");

/**
 * Display embedded pdfannotator file.
 * @param object $pdfannotator
 * @param object $cm
 * @param object $course
 * @param stored_file $file main file
 * @return does not return
 */
function pdfannotator_display_embed($pdfannotator, $cm, $course, $file, $page = 1, $annoid = null, $commid = null) {
    global $CFG, $PAGE, $OUTPUT, $USER;

    // The revision attribute's existance is demanded by moodle for versioning and could be saved in the pdfannotator table in the future.
    // Note, however, that we forbid file replacement in order to prevent a change of meaning in other people's comments.
    $pdfannotator->revision = 1;

    $context = context_module::instance($cm->id);
    $path = '/' . $context->id . '/mod_pdfannotator/content/' . $pdfannotator->revision . $file->get_filepath() . $file->get_filename();
    $fullurl = file_encode_url($CFG->wwwroot . '/pluginfile.php', $path, false);

    $documentobject = new stdClass();
    $documentobject->annotatorid = $pdfannotator->id;
    $documentobject->fullurl = $fullurl;

    $stringman = get_string_manager();
    // With this method you get the strings of the language-Files.
    $strings = $stringman->load_component_strings('pdfannotator', 'en');
    // Method to use the language-strings in javascript.
    $PAGE->requires->strings_for_js(array_keys($strings), 'pdfannotator');
    // Load and execute the javascript files.
    $PAGE->requires->js(new moodle_url("/mod/pdfannotator/shared/pdf.js?ver=00002"));
    $PAGE->requires->js(new moodle_url("/mod/pdfannotator/shared/textclipper.js"));
    $PAGE->requires->js(new moodle_url("/mod/pdfannotator/shared/index.js?ver=00020"));
    $PAGE->requires->js(new moodle_url("/mod/pdfannotator/shared/locallib.js?ver=00004"));

    // Pass parameters from PHP to JavaScript.

    // 1. Toolbar settings.