chamilo-lms2/main/chat/chat_message.php

<?php
/* For licensing terms, see /license.txt */

/**
 *    Allows to type the messages that will be displayed on chat_chat.php
 *
 * @author Olivier Brouckaert
 * @package chamilo.chat
 */
/**
 * Code
 */

/*		INIT SECTION */

define('FRAME', 'message');

$language_file = array('chat');

require_once '../inc/global.inc.php';

$course = api_get_course_id();
$session_id = api_get_session_id();
$group_id 	= api_get_group_id();

// Juan Carlos Raña inserted smileys and self-closing window.

?>
<script >
    function insert_smile(text) {
        if (text.createTextRange) {
            text.smile = document.selection.createRange().duplicate();
        }
    }

    function insert(text) {
        var chat = document.formMessage.message;
        if (chat.createTextRange && chat.smile) {
            var smile = chat.smile;
            smile.text = smile.text.charAt(smile.text.length - 1) == ' ' ? text + ' ' : text;
        }
        else chat.value += text;
        chat.focus(smile)
    }

    function close_chat_window() {
        var chat_window = top.window.self;
        chat_window.opener = top.window.self;
        chat_window.top.close();
    }
</script>

<?php

// Mode open in a new window: close the window when there isn't an user login

if (empty($_user['user_id'])) {
    echo '<script languaje="javascript" type="text/javascript"> close_chat_window(); </script>';
} else {
    api_protect_course_script();
}

// if we have the session set up
if (!empty($course) && !empty($_user['user_id'])) {

    /*	Constants and variables */

    $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
    $sent = $_REQUEST['sent'];

    /*	MAIN CODE */

    $query = "SELECT lastname, firstname, username FROM $tbl_user WHERE user_id='".intval($_user['user_id'])."'";
    $result = Database::query($query);

    list($pseudo_user) = Database::fetch_row($result);

    $isAllowed = !(empty($pseudo_user) || !$_cid);
    $isMaster = (bool)api_is_course_admin();

    $firstname = Database::result($result, 0, 'firstname');
    $lastname = Database::result($result, 0, 'lastname');

    $date_now = date('Y-m-d');

    $basepath_chat = '';
    $document_path = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document';
    if (!empty($group_id)) {
        $group_info = GroupManager :: get_group_properties($group_id);
        $basepath_chat = $group_info['directory'].'/chat_files';
    } else {
        $basepath_chat = '/chat_files';
    }
    $chat_path = $document_path.$basepath_chat.'/';

    $TABLEITEMPROPERTY = Database::get_course_table(TABLE_ITEM_PROPERTY);
    $course_id = api_get_course_int_id();

    if (!is_dir($chat_path)) {
        if (is_file($chat_path)) {
            @unlink($chat_path);
        }
        if (!api_is_anonymous()) {
            @mkdir($chat_path, api_get_permissions_for_new_directories());
            // save chat files document for group into item property
            if (!empty($group_id)) {
                $doc_id = FileManager::add_document($_course, $basepath_chat, 'folder', 0, 'chat_files');
                $sql = "INSERT INTO $TABLEITEMPROPERTY (c_id, tool,insert_user_id,insert_date,lastedit_date,ref,lastedit_type,lastedit_user_id,to_group_id,to_user_id,visibility)
						VALUES ($course_id, 'document',1,NOW(),NOW(),$doc_id,'FolderCreated',1,$group_id,NULL,0)";
                Database::query($sql);
            }
        }
    }

    require 'header_frame.inc.php';
    $chat_size = 0;

    // Define emoticons
    $emoticon_text1 = ':-)';
    $emoticon_img1 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_smile.gif" alt="'.get_lang(
        'Smile'
    ).'" title="'.get_lang('Smile').'" />';
    $emoticon_text2 = ':-D';
    $emoticon_img2 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_biggrin.gif" alt="'.get_lang(
        'BigGrin'
    ).'" title="'.get_lang('BigGrin').'" />';
    $emoticon_text3 = ';-)';
    $emoticon_img3 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_wink.gif" alt="'.get_lang(
        'Wink'
    ).'" title="'.get_lang('Wink').'" />';
    $emoticon_text4 = ':-P';
    $emoticon_img4 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_razz.gif" alt="'.get_lang(
        'Avid'
    ).'" title="'.get_lang('Avid').'" />';
    $emoticon_text5 = '8-)';
    $emoticon_img5 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_cool.gif" alt="'.get_lang(
        'Cool'
    ).'" title="'.get_lang('Cool').'" />';
    $emoticon_text6 = ':-o)';
    $emoticon_img6 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_surprised.gif" alt="'.get_lang(
        'Surprised'
    ).'" title="'.get_lang('Surprised').'" />';
    $emoticon_text7 = '=;';
    $emoticon_img7 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_hand.gif" alt="'.get_lang(
        'Hand'
    ).'" title="'.get_lang('Hand').'" />';
    $emoticon_text8 = '=8-o';
    $emoticon_img8 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_eek.gif" alt="'.get_lang(
        'Amazing'
    ).'" title="'.get_lang('Amazing').'" />';
    $emoticon_text9 = ':-|)';
    $emoticon_img9 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_neutral.gif" alt="'.get_lang(
        'Neutral'
    ).'" title="'.get_lang('Neutral').'" />';
    $emoticon_text8 = ':-k';
    $emoticon_img8 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_think.gif" alt="'.get_lang(
        'Think'
    ).'" title="'.get_lang('Think').'" />';
    $emoticon_text11 = ':-?';
    $emoticon_img11 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_confused.gif" alt="'.get_lang(
        'Confused'
    ).'" title="'.get_lang('Confused').'" />';
    $emoticon_text12 = ':-8';
    $emoticon_img12 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_redface.gif" alt="'.get_lang(
        'Redface'
    ).'" title="'.get_lang('Redface').'" />';
    $emoticon_text13 = ':- = ';
    $emoticon_img13 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_shhh.gif" alt="'.get_lang(
        'Silence'
    ).'" title="'.get_lang('Silence').'" />';
    $emoticon_text14 = ':-#)';
    $emoticon_img14 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_silenced.gif" alt="'.get_lang(
        'Silenced'
    ).'" title="'.get_lang('Silenced').'" />';
    $emoticon_text15 = ':-(';
    $emoticon_img15 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_sad.gif" alt="'.get_lang(
        'Sad'
    ).'" title="'.get_lang('Sad').'" />';
    $emoticon_text16 = ':-[8';
    $emoticon_img16 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_angry.gif" alt="'.get_lang(
        'Angry'
    ).'" title="'.get_lang('Angry').'" />';
    $emoticon_text17 = '--)';
    $emoticon_img17 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_arrow.gif" alt="'.get_lang(
        'Arrow'
    ).'" title="'.get_lang('Arrow').'" />';
    $emoticon_text18 = ':!:';
    $emoticon_img18 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_exclaim.gif" alt="'.get_lang(
        'Exclamation'
    ).'" title="'.get_lang('Exclamation').'" />';
    $emoticon_text19 = ':?:';
    $emoticon_img19 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_question.gif" alt="'.get_lang(
        'Question'
    ).'" title="'.get_lang('Question').'" />';
    $emoticon_text20 = '0-';
    $emoticon_img20 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/icon_idea.gif" alt="'.get_lang(
        'Idea'
    ).'" title="'.get_lang('Idea').'" />';
    //
    $emoticon_text201 = '*';
    $emoticon_img201 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/waiting.gif" alt="'.get_lang(
        'AskPermissionSpeak'
    ).'" title="'.get_lang('AskPermissionSpeak').'" />';
    $emoticon_text202 = ':speak:';
    $emoticon_img202 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/flag_green_small.gif" alt="'.get_lang(
        'GiveTheFloorTo'
    ).'" title="'.get_lang('GiveTheFloorTo').'" />';
    $emoticon_text203 = ':pause:';
    $emoticon_img203 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/flag_yellow_small.gif" alt="'.get_lang(
        'Pause'
    ).'" title="'.get_lang('Pause').'" />';
    $emoticon_text204 = ':stop:';
    $emoticon_img204 = '<img src="'.api_get_path(WEB_IMG_PATH).'smileys/flag_red_small.gif" alt="'.get_lang(
        'Stop'
    ).'" title="'.get_lang('Stop').'" />';

    if ($sent) {
        $message = trim(htmlspecialchars(stripslashes($_POST['message']), ENT_QUOTES, $charset));
        $message = str_replace($emoticon_text1, $emoticon_img1, $message);
        $message = str_replace($emoticon_text2, $emoticon_img2, $message);
        $message = str_replace($emoticon_text3, $emoticon_img3, $message);
        $message = str_replace($emoticon_text4, $emoticon_img4, $message);
        $message = str_replace($emoticon_text5, $emoticon_img5, $message);
        $message = str_replace($emoticon_text6, $emoticon_img6, $message);
        $message = str_replace($emoticon_text7, $emoticon_img7, $message);
        $message = str_replace($emoticon_text8, $emoticon_img8, $message);
        $message = str_replace($emoticon_text9, $emoticon_img9, $message);
        $message = str_replace($emoticon_text10, $emoticon_img10, $message);
        $message = str_replace($emoticon_text11, $emoticon_img11, $message);
        $message = str_replace($emoticon_text12, $emoticon_img12, $message);
        $message = str_replace($emoticon_text13, $emoticon_img13, $message);
        $message = str_replace($emoticon_text14, $emoticon_img14, $message);
        $message = str_replace($emoticon_text15, $emoticon_img15, $message);
        $message = str_replace($emoticon_text16, $emoticon_img16, $message);
        $message = str_replace($emoticon_text17, $emoticon_img17, $message);
        $message = str_replace($emoticon_text18, $emoticon_img18, $message);
        $message = str_replace($emoticon_text19, $emoticon_img19, $message);
        $message = str_replace($emoticon_text20, $emoticon_img20, $message);
        //
        $message = str_replace($emoticon_text201, $emoticon_img201, $message);
        $message = str_replace($emoticon_text202, $emoticon_img202, $message);
        $message = str_replace($emoticon_text203, $emoticon_img203, $message);
        $message = str_replace($emoticon_text204, $emoticon_img204, $message);

        $timeNow = date('d/m/y H:i:s');

        $basename_chat = '';
        if (!empty($group_id)) {
            $basename_chat = 'messages-'.$date_now.'_gid-'.$group_id;
        } elseif (!empty($session_id)) {
            $basename_chat = 'messages-'.$date_now.'_sid-'.$session_id;
        } else {
            $basename_chat = 'messages-'.$date_now;
        }

        if (!api_is_anonymous()) {
            if (!empty($message)) {
                $message = Text::make_clickable($message);

                if (!file_exists($chat_path.$basename_chat.'.log.html')) {
                    $doc_id = FileManager::add_document(
                        $_course,
                        $basepath_chat.'/'.$basename_chat.'.log.html',
                        'file',
                        0,
                        $basename_chat.'.log.html'
                    );

                    api_item_property_update(
                        $_course,
                        TOOL_DOCUMENT,
                        $doc_id,
                        'DocumentAdded',
                        $_user['user_id'],
                        $group_id,
                        null,
                        null,
                        null,
                        $session_id
                    );
                    api_item_property_update(
                        $_course,
                        TOOL_DOCUMENT,
                        $doc_id,
                        'invisible',
                        $_user['user_id'],
                        $group_id,
                        null,
                        null,
                        null,
                        $session_id
                    );
                    FileManager::item_property_update_on_folder($_course, $basepath_chat, $_user['user_id']);
                } else {
                    $doc_id = DocumentManager::get_document_id($_course, $basepath_chat.'/'.$basename_chat.'.log.html');
                }

                $fp = fopen($chat_path.$basename_chat.'.log.html', 'a');

                if ($isMaster) {
                    $photo = '<img src="'.api_get_path(WEB_IMG_PATH).'teachers.gif" alt="'.get_lang(
                        'Teacher'
                    ).'"  width="11" height="11" align="top"  title="'.get_lang('Teacher').'"  />';
                    fputs(
                        $fp,
                        '<span style="color:#999; font-size: smaller;">['.$timeNow.']</span>'.$photo.' <span id="chat_login_name"><b>'.api_get_person_name(
                            $firstname,
                            $lastname
                        ).'</b></span> : <i>'.$message.'</i><br />'."\n"
                    );
                } else {
                    $photo = '<img src="'.api_get_path(WEB_IMG_PATH).'students.gif" alt="'.get_lang(
                        'Student'
                    ).'"  width="11" height="11" align="top"  title="'.get_lang('Student').'"  />';
                    fputs(
                        $fp,
                        '<span style="color:#999; font-size: smaller;">['.$timeNow.']</span>'.$photo.' <b>'.api_get_person_name(
                            $firstname,
                            $lastname
                        ).'</b> : <i>'.$message.'</i><br />'."\n"
                    );
                }

                fclose($fp);

                $chat_size = filesize($chat_path.$basename_chat.'.log.html');

                FileManager::update_existing_document($_course, $doc_id, $chat_size);
                FileManager::item_property_update_on_folder($_course, $basepath_chat, $_user['user_id']);
            }
        }
    }
    ?>
<form name="formMessage" method="post" action="<?php echo api_get_self().'?'.api_get_cidreq(); ?>"
      onsubmit="javascript: if(document.formMessage.message.value == '') { alert('<?php echo addslashes(
          api_htmlentities(get_lang('TypeMessage'), ENT_QUOTES)
      ); ?>'); document.formMessage.message.focus(); return false; }" autocomplete="off">
    <input type="hidden" name="sent" value="1">
    <table border="0" cellpadding="5" cellspacing="0" width="100%">
        <tr>
            <td width="320" valign="middle">
                <?php $talkboxsize = (api_get_course_setting(
                'allow_open_chat_window'
            )) ? 'width: 350px; height: 35px' : 'width: 450px; height: 35px'; ?>
                <textarea name="message" style=" <?php echo $talkboxsize; ?>" onkeydown="send_message(event);"
                          onclick="javascript: insert_smile(this);"></textarea>
            </td>
            <td>
                <button type="submit" value="<?php echo get_lang('Send'); ?>"
                        class="background_submit"><?php echo get_lang('Send'); ?></button>
            </td>
        </tr>
        <tr>
            <td>
                <?php
                echo  "<a href=\"javascript:insert('".$emoticon_text1."')\">".$emoticon_img1."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text2."')\">".$emoticon_img2."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text3."')\">".$emoticon_img3."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text4."')\">".$emoticon_img4."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text5."')\">".$emoticon_img5."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text6."')\">".$emoticon_img6."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text7."')\">".$emoticon_img7."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text8."')\">".$emoticon_img8."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text9."')\">".$emoticon_img9."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text10."')\">".$emoticon_img10."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text11."')\">".$emoticon_img11."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text12."')\">".$emoticon_img12."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text13."')\">".$emoticon_img13."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text14."')\">".$emoticon_img14."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text15."')\">".$emoticon_img15."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text16."')\">".$emoticon_img16."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text17."')\">".$emoticon_img17."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text18."')\">".$emoticon_img18."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text19."')\">".$emoticon_img19."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text20."')\">".$emoticon_img20."</a>";
                ?>
            </td>
            <td>
                <?php
                echo  "<a href=\"javascript:insert('".$emoticon_text201."')\">".$emoticon_img201."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text202."')\">".$emoticon_img202."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text203."')\">".$emoticon_img203."</a>";
                echo  "<a href=\"javascript:insert('".$emoticon_text204."')\">".$emoticon_img204."</a>";
                ?>
            </td>
        </tr>
    </table>
</form>
<?php
}
require 'footer_frame.inc.php';