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/>.

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

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

$id      = required_param('id', PARAM_INT);

$groupid = optional_param('groupid', 0, PARAM_INT);  // Only for teachers.

$message = optional_param('message', '', PARAM_CLEANHTML);

$refresh = optional_param('refresh', '', PARAM_RAW); // Force refresh.

$last    = optional_param('last', 0, PARAM_INT);     // Last time refresh or sending.

$newonly = optional_param('newonly', 0, PARAM_BOOL); // Show only new messages.

$url = new moodle_url('/mod/chat/gui_basic/index.php', array('id' => $id));

if ($groupid !== 0) {

    $url->param('groupid', $groupid);

}

if ($message !== 0) {

    $url->param('message', $message);

}

if ($refresh !== 0) {

    $url->param('refresh', $refresh);

}

if ($last !== 0) {

    $url->param('last', $last);

}

if ($newonly !== 0) {

    $url->param('newonly', $newonly);

}

$PAGE->set_url($url);

if (!$chat = $DB->get_record('chat', array('id' => $id))) {

    throw new \moodle_exception('invalidid', 'chat');

}

if (!$course = $DB->get_record('course', array('id' => $chat->course))) {

    throw new \moodle_exception('invalidcourseid');

}

if (!$cm = get_coursemodule_from_instance('chat', $chat->id, $course->id)) {

    throw new \moodle_exception('invalidcoursemodule');

}

$context = context_module::instance($cm->id);

require_login($course, false, $cm);

require_capability('mod/chat:chat', $context);

$PAGE->set_pagelayout('popup');

$PAGE->set_popup_notification_allowed(false);

// Check to see if groups are being used here.

if ($groupmode = groups_get_activity_groupmode($cm)) { // Groups are being used.

    if ($groupid = groups_get_activity_group($cm)) {

        if (!$group = groups_get_group($groupid)) {

            throw new \moodle_exception('invalidgroupid');

        }

        $groupname = ': '.$group->name;

    } else {

        $groupname = ': '.get_string('allparticipants');

    }

} else {

    $groupid = 0;

    $groupname = '';

}

$strchat  = get_string('modulename', 'chat'); // Must be before current_language() in chat_login_user() to force course language!

$strchats = get_string('modulenameplural', 'chat');

$stridle  = get_string('idle', 'chat');

if (!$chatsid = chat_login_user($chat->id, 'basic', $groupid, $course)) {

    throw new \moodle_exception('cantlogin', 'chat');

}

if (!$chatusers = chat_get_users($chat->id, $groupid, $cm->groupingid)) {

    throw new \moodle_exception('errornousers', 'chat');

}

$DB->set_field('chat_users', 'lastping', time(), array('sid' => $chatsid));

if (!isset($SESSION->chatprefs)) {

    $SESSION->chatprefs = array();

}

if (!isset($SESSION->chatprefs[$chat->id])) {

    $SESSION->chatprefs[$chat->id] = array();

    $SESSION->chatprefs[$chat->id]['chatentered'] = time();

}

$chatentered = $SESSION->chatprefs[$chat->id]['chatentered'];

$refreshedmessage = '';

if (!empty($refresh) and data_submitted()) {

    $refreshedmessage = $message;

    chat_delete_old_users();

} else if (empty($refresh) and data_submitted() and confirm_sesskey()) {

    if ($message != '') {

        $chatuser = $DB->get_record('chat_users', array('sid' => $chatsid));

        chat_send_chatmessage($chatuser, $message, 0, $cm);

        $DB->set_field('chat_users', 'lastmessageping', time(), array('sid' => $chatsid));

    }

    chat_delete_old_users();

    $url = new moodle_url('/mod/chat/gui_basic/index.php', array('id' => $id, 'newonly' => $newonly, 'last' => $last));

    redirect($url);

}

$PAGE->set_title("$strchat: $course->shortname: ".format_string($chat->name, true)."$groupname");

echo $OUTPUT->header();

echo $OUTPUT->container_start(null, 'page-mod-chat-gui_basic');

echo $OUTPUT->heading(format_string($course->shortname), 1);

echo $OUTPUT->heading(format_string($chat->name), 2);

echo $OUTPUT->heading(get_string('participants'), 3);

echo $OUTPUT->box_start('generalbox', 'participants');

echo '<ul>';

foreach ($chatusers as $chu) {

    echo '<li class="clearfix">';

    echo $OUTPUT->user_picture($chu, array('size' => 24, 'courseid' => $course->id));

    echo '<div class="userinfo">';

    echo fullname($chu).' ';

    if ($idle = time() - $chu->lastmessageping) {

        echo '<span class="idle">'.$stridle.' '.format_time($idle).'</span>';

    } else {

        echo '<span class="idle" />';

    }

    echo '</div>';

    echo '</li>';

}

echo '</ul>';

echo $OUTPUT->box_end();

echo '<div id="send">';

echo '<form id="editing" method="post" action="index.php">';

echo '<h2><label for="message">' . get_string('sendmessage', 'message');

echo $OUTPUT->help_icon('usingchat', 'chat');

echo '</label></h2>';

echo '<div class="mb-1">';

echo '<input type="text" id="message" class="form-control" name="message" value="'.s($refreshedmessage, true).'" size="60" />';

echo '</div><div class="mb-1">';

echo '<input type="hidden" name="id" value="'.$id.'" />';

echo '<input type="hidden" name="groupid" value="'.$groupid.'" />';

echo '<input type="hidden" name="last" value="'.time().'" />';

echo '<input type="hidden" name="sesskey" value="'.sesskey().'" />';

echo '<input type="submit" class="btn btn-primary" value="'.get_string('submit').'" />&nbsp;';

echo '<input type="submit" class="btn btn-secondary" name="refresh" value="'.get_string('refresh').'" />';

echo '<input type="checkbox" class="mx-1" name="newonly" id="newonly" '.($newonly ? 'checked="checked" ' : '').'/>';

echo '<label for="newonly">'.get_string('newonlymsg', 'message').'</label>';

echo '</div>';

echo '</form>';

echo '</div>';

echo '<div id="messages">';

echo $OUTPUT->heading(get_string('messages', 'chat'), 3);

$allmessages = array();

$options = new stdClass();

$options->para = false;

$options->newlines = true;

$params = array('last' => $last, 'groupid' => $groupid, 'chatid' => $chat->id, 'chatentered' => $chatentered);

if ($newonly) {

    $lastsql = "AND timestamp > :last";

} else {

    $lastsql = "";

}

$groupselect = $groupid ? "AND (groupid=:groupid OR groupid=0)" : "";

$messages = $DB->get_records_select("chat_messages_current",

                    "chatid = :chatid AND timestamp > :chatentered $lastsql $groupselect", $params,

                    "timestamp DESC");

if ($messages) {

    foreach ($messages as $message) {

        $allmessages[] = chat_format_message($message, $course->id, $USER);

    }

}

echo '<table class="generaltable"><tbody>';

echo '<tr>

        <th scope="col" class="cell">' . get_string('fromsender') . '</th>

        <th scope="col" class="cell">' . get_string('message', 'message') . '</th>

        <th scope="col" class="cell">' . get_string('time') . '</th>

      </tr>';

if (empty($allmessages)) {

    echo get_string('nomessagesfound', 'message');

} else {

    foreach ($allmessages as $message) {

        echo $message->basic;

    }

}

echo '</tbody></table>';

echo '</div>';

echo $OUTPUT->container_end();

echo $OUTPUT->footer();