<?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/>.

/**
 * Displays IP address on map.
 *
 * This script is not compatible with IPv6.
 *
 * @package    core_iplookup
 * @copyright  2008 Petr Skoda (http://skodak.org)
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

require('../config.php');
require_once('lib.php');

require_login(0, false);
if (isguestuser()) {
    // Guest users cannot perform lookups.
    throw new require_login_exception('Guests are not allowed here.');
}

$ip   = optional_param('ip', getremoteaddr(), PARAM_RAW);
$user = optional_param('user', 0, PARAM_INT);

> $width = optional_param('width', 0, PARAM_INT);

> $height = optional_param('height', 0, PARAM_INT);
if (isset($CFG->iplookup)) {
> $ispopup = optional_param('popup', 0, PARAM_INT);


    // Clean up of old settings.
    set_config('iplookup', NULL);
}


< $PAGE->set_url('/iplookup/index.php', array('id'=>$ip, 'user'=>$user));



> $urlparams = [
>     'id' => $ip,
>     'user' => $user,
> ];
> 
> // Params width and height are set, we assume to have a popup.
> if ($width > 0 && $height > 0) {
>     $urlparams['width'] = $width;
>     $urlparams['height'] = $height;
>     $ispopup = 1;
> } else if ($ispopup === 1) {  // Param popup was set, then we know that we want a popup.
>     $urlparams['ispopup'] = 1;
> }
> // Set the page layout accordingly.
> if ($ispopup) {


$PAGE->set_pagelayout('popup');

> } else {
$PAGE->set_context(context_system::instance());
>     $PAGE->set_pagelayout('standard');

> }
$info = array($ip);
> 
$note = array();
> $PAGE->set_url('/iplookup/index.php', $urlparams);



if (cleanremoteaddr($ip) === false) {

<     print_error('invalidipformat', 'error');



>     throw new \moodle_exception('invalidipformat', 'error');


}

if (!ip_is_public($ip)) {

<     print_error('iplookupprivate', 'error');



>     throw new \moodle_exception('iplookupprivate', 'error');


}

$info = iplookup_find_location($ip);

if ($info['error']) {
    // Can not display.
    notice($info['error']);
}

if ($user) {
    if ($user = $DB->get_record('user', array('id'=>$user, 'deleted'=>0))) {
        // note: better not show full names to everybody
        if (has_capability('moodle/user:viewdetails', context_user::instance($user->id))) {
            array_unshift($info['title'], fullname($user));
        }
    }
}

< array_unshift($info['title'], $ip);




< $title = implode(' - ', $info['title']);



> $title = $ip;
> foreach ($info['title'] as $component) {
>     if (!empty(trim($component))) {
>         $title .= ' - ' . $component;
>     }
> }


$PAGE->set_title(get_string('iplookup', 'admin').': '.$title);
$PAGE->set_heading($title);
echo $OUTPUT->header();


< if (empty($CFG->googlemapkey3)) {
<     $imgwidth  = 620;
<     $imgheight = 310;
<     $dotwidth  = 18;
<     $dotheight = 30;
< 
<     $dx = round((($info['longitude'] + 180) * ($imgwidth / 360)) - $imgwidth - $dotwidth/2);
<     $dy = round((($info['latitude'] + 90) * ($imgheight / 180)));
< 
<     echo '<div id="map" style="width:'.($imgwidth+$dotwidth).'px; height:'.$imgheight.'px;">';
<     echo '<img src="earth.jpeg" style="width:'.$imgwidth.'px; height:'.$imgheight.'px" alt="" />';
<     echo '<img src="marker.gif" style="width:'.$dotwidth.'px; height:'.$dotheight.'px; margin-left:'.$dx.'px; margin-bottom:'.$dy.'px;" alt="" />';
<     echo '</div>';
<     echo '<div id="note">'.$info['note'].'</div>';
< 
< } else {
<     if (is_https()) {
<         $PAGE->requires->js(new moodle_url('https://maps.googleapis.com/maps/api/js', array('key'=>$CFG->googlemapkey3, 'sensor'=>'false')));



> // The map dimension is here as big as the popup/page is, so max with and at least 360px height.
> if ($ispopup) {
>     echo '<h1 class="iplookup h2">' . htmlspecialchars($title, ENT_QUOTES | ENT_HTML401 | ENT_SUBSTITUTE) . '</h1>';
>     $mapdim = 'width: '
>         . (($width > 0) ? $width . 'px' : '100%')
>         . '; height: '
>         . (($height > 0) ? $height . 'px;' : '100%; min-height:360px;');


    } else {

<         $PAGE->requires->js(new moodle_url('http://maps.googleapis.com/maps/api/js', array('key'=>$CFG->googlemapkey3, 'sensor'=>'false')));



>     $mapdim = 'width:100%; height:100%;min-height:360px';


    }

> 
    $module = array('name'=>'core_iplookup', 'fullpath'=>'/iplookup/module.js');
> if (empty($CFG->googlemapkey3)) { // No Google API key is set, we use OSM.
    $PAGE->requires->js_init_call('M.core_iplookup.init3', array($info['latitude'], $info['longitude'], $ip), true, $module);
> 

>     // Have a fixed zoom factor to calculate corners of the map.
    echo '<div id="map" style="width: 650px; height: 360px"></div>';
>     $fkt = 4;
    echo '<div id="note">'.$info['note'].'</div>';
>     $bboxleft = $info['longitude'] - $fkt;
}
>     $bboxbottom = $info['latitude'] - $fkt;

>     $bboxright = $info['longitude'] + $fkt;
echo $OUTPUT->footer();
>     $bboxtop = $info['latitude'] + $fkt;
> 
>     echo '<div id="map" style="' . $mapdim . '">'
>         . '<object data="https://www.openstreetmap.org/export/embed.html?bbox='
>         . $bboxleft . '%2C' . $bboxbottom . '%2C' . $bboxright . '%2C' . $bboxtop
>         . '&layer=mapnik&marker=' . $info['latitude']  . '%2C' . $info['longitude'] . '" style="' . $mapdim . '"></object>'
>         . '</div>'
>         . '<div id="note">' . $info['note'] . '</div>';
> 
> 
> } else { // Google API key is set, then use Google Maps.
>     $PAGE->requires->js(new moodle_url(
>         'https://maps.googleapis.com/maps/api/js',
>         [
>             'key' => $CFG->googlemapkey3,
>             'sensor' => 'false'
>         ]
>     ));



<     $PAGE->requires->js_init_call('M.core_iplookup.init3', array($info['latitude'], $info['longitude'], $ip), true, $module);



>     $PAGE->requires->js_init_call('M.core_iplookup.init3', [$info['latitude'], $info['longitude'], $ip], true, $module);



<     echo '<div id="map" style="width: 650px; height: 360px"></div>';



>     echo '<div id="map" style="' . $mapdim . '"></div>';