Proyectos de Subversion Moodle

<?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);

$ispopup = optional_param('popup', 0, PARAM_INT);

if (isset($CFG->iplookup)) {

    // Clean up of old settings.

    set_config('iplookup', NULL);

}

$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_pagelayout('standard');

}

$PAGE->set_url('/iplookup/index.php', $urlparams);

$PAGE->set_context(context_system::instance());

$info = array($ip);

$note = array();

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

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

}

if (!ip_is_public($ip)) {

    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));

        }

    }

}

$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();

// 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 {

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

}

if (empty($CFG->googlemapkey3)) { // No Google API key is set, we use OSM.

    // Have a fixed zoom factor to calculate corners of the map.

    $fkt = 4;

    $bboxleft = $info['longitude'] - $fkt;

    $bboxbottom = $info['latitude'] - $fkt;

    $bboxright = $info['longitude'] + $fkt;

    $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'

        ]

    ));

    $module = array('name'=>'core_iplookup', 'fullpath'=>'/iplookup/module.js');

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

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

    echo '<div id="note">'.$info['note'].'</div>';

}

echo $OUTPUT->footer();