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chat-messages.js
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chat-messages.js
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/*
This file is part of Pandion instant messenger
Copyright (c) 2009 Sebastiaan Deckers
License: GNU General Public License version 3 or later
*/
/* Create a global variable to communicate with the rest of the conversation window
*/
if ( ! window.SessionTracker )
window.SessionTracker = window.frameElement.SessionTracker;
/* Global variables used by this background
*/
var gLastDate = ( new Date() ).toLocaleDateString();
var gLastTime = '';
var gLastAddress = '';
/* Activate the tracker and hook up the onresize event
*/
function Begin ()
{
if (external.globals( 'Translator' ).Direction)
document.dir = document.documentElement.dir = document.documentElement.className = "rtl";
SessionTracker.Container.TrackerCreated( SessionTracker );
window.onresize = Resize;
}
var gResizeTimeout = 0;
function Resize ()
{
// clearTimeout( gResizeTimeout );
// gResizeTimeout = setTimeout( 'document.getElementById( \'messages\' ).scrollIntoView( false )', 10 );
document.getElementById( 'messages' ).scrollIntoView( false );
}
/* Receive error messages from the tracker
*/
function onError ( Message )
{
DrawError( 'error', Message.ErrorMessage );
gLastAddress = '';
Resize();
}
/* Receive message cache from the tracker
*/
function onHistory ( Messages )
{
for ( var i = 0; i < Messages.length; ++i )
{
var Message = Messages[i];
var Direction = Message.From == external.globals( 'cfg' ).Item( 'username' ) + '@' + external.globals( 'cfg' ).Item( 'server' ) ? 'send' : 'recv';
var SenderName = Direction == 'send' ? external.globals( 'cfg' ).Item( 'nick' ) : SessionTracker.Name;
var MessageTime = Message.Time.getHours() + ':' + ( Message.Time.getMinutes() < 10 ? '0' : '' ) + Message.Time.getMinutes();
/* Insert date
*/
if ( gLastDate != Message.Time.toLocaleDateString() )
{
DrawDate( 'history-date', Message.Time.toLocaleDateString() );
gLastDate = Message.Time.toLocaleDateString();
gLastTime = '';
gLastAddress = '';
}
/* Show /me syntax
*/
if ( Message.Body.length > 4 && Message.Body.substr( 0, 4 ) == '/me ' )
{
if ( gLastTime == MessageTime )
DrawMe( 'history-me', Message, SenderName, Message.Body.substr( 3 ) );
else
DrawMe( 'history-me', Message, SenderName, Message.Body.substr( 3 ), 'history-me-time', MessageTime );
gLastTime = MessageTime;
gLastAddress = '';
}
/* Normal chat message
*/
else
{
/* Insert sender name
*/
if ( gLastAddress != Message.FromAddress.ShortAddress() )
DrawName( 'history-name-' + Direction, SenderName );
gLastAddress = Message.FromAddress.ShortAddress();
/* Insert message body
*/
if ( gLastTime == MessageTime )
DrawMessage( 'history-body-' + Direction, Message );
else
DrawMessage( 'history-body-' + Direction, Message, 'history-time', MessageTime );
gLastTime = MessageTime;
}
}
// gLastDate = ( new Date() ).toLocaleDateString();
gLastTime = '';
gLastAddress = '';
Resize();
}
/* Receive messages from the tracker
*/
function onMessage ( Message )
{
var Direction = Message.FromAddress.ShortAddress() == external.globals( 'cfg' ).Item( 'username' ) + '@' + external.globals( 'cfg' ).Item( 'server' ) ? 'send' : 'recv';
var SenderName = SessionTracker.Occupants ? Message.FromAddress.Resource : ( Direction == 'send' ? external.globals( 'cfg' ).Item( 'nick' ) : SessionTracker.Name );
var MessageTime = Message.Time.getHours() + ':' + ( Message.Time.getMinutes() < 10 ? '0' : '' ) + Message.Time.getMinutes();
/* Insert date
*/
if ( gLastDate != Message.Time.toLocaleDateString() )
{
DrawDate( 'date', Message.Time.toLocaleDateString() );
gLastDate = Message.Time.toLocaleDateString();
gLastTime = '';
gLastAddress = '';
}
/* Server message in a conference room
*/
if ( SessionTracker.Occupants && ! SenderName.length )
{
DrawMUCServer( 'system', Message, Message.Body );
gLastAddress = '';
}
/* Personal message in a conference room
*/
else if ( SessionTracker.Occupants && Message.Type != 'groupchat' )
{
DrawMUCPersonal( 'private-' + Direction, Message, Direction == 'recv' ? SenderName + ' says to you: ' : 'You say to ' + Message.ToAddress.Resource + ': ' );
gLastAddress = '';
}
/* Show /me syntax
*/
else if ( Message.Body.length > 4 && Message.Body.substr( 0, 4 ) == '/me ' )
{
if ( gLastTime == MessageTime )
DrawMe( 'me', Message, SenderName, Message.Body.substr( 3 ) );
else
DrawMe( 'me', Message, SenderName, Message.Body.substr( 3 ), 'me-time', MessageTime );
gLastTime = MessageTime;
gLastAddress = '';
}
/* Normal chat message
*/
else
{
/* Insert sender name
*/
if ( gLastAddress != ( SessionTracker.Occupants ? Message.FromAddress.Resource : Message.FromAddress.ShortAddress() ) )
DrawName( 'name-' + Direction, SenderName );
gLastAddress = SessionTracker.Occupants ? Message.FromAddress.Resource : Message.FromAddress.ShortAddress();
/* Insert message body
*/
if ( gLastTime == MessageTime )
DrawMessage( 'body-' + Direction, Message );
else
DrawMessage( 'body-' + Direction, Message, 'time', MessageTime );
gLastTime = MessageTime;
}
Resize();
}
/* Example code to get the avatar of the message sender
var SenderAvatar = '';
if ( SessionTracker.Occupants )
{
if ( SessionTracker.Occupants.Exists( Message.FromAddress.Resource ) )
SenderAvatar = SessionTracker.Occupants( Message.FromAddress.Resource ).Avatar;
else
SenderAvatar = 'unknown-soldier.gif';
}
else
{
if ( Direction == 'send' )
SenderAvatar = external.globals( 'cfg' ).Item( 'avatar' );
else
SenderAvatar = SessionTracker.Avatar;
}
if ( SenderAvatar.length == 40 )
SenderAvatar = external.globals( 'usersdir' ) + 'Avatars\\' + SenderAvatar;
else
SenderAvatar = external.globals( 'cwd' ) + '..\\images\\clients\\' + SenderAvatar;
*/
function DrawError ( StyleClass, PlainText )
{
var Row = document.getElementById( 'messages' ).insertRow(-1);
var Col = Row.insertCell(-1);
Col.colSpan = 2;
var Body = document.createElement( 'LI' );
Body.className = StyleClass;
Body.innerText = PlainText;
Col.insertAdjacentElement( 'beforeEnd', Body );
}
function DrawDate ( StyleClass, PlainText )
{
var Row = document.getElementById( 'messages' ).insertRow(-1);
var Col = Row.insertCell(-1);
Col.colSpan = 2;
var Body = document.createElement( 'NOBR' );
Body.className = StyleClass
Body.innerText = PlainText;
Col.insertAdjacentElement( 'beforeEnd', Body );
}
function DrawMUCServer ( StyleClass, Message, PlainText )
{
var Row = document.getElementById( 'messages' ).insertRow(-1);
var Col = Row.insertCell(-1);
Col.colSpan = 2;
var Body = document.createElement( 'LI' );
Body.className = StyleClass;
SessionTracker.Container.DOM.FilterHyperlinks( Message, Body, PlainText );
Col.insertAdjacentElement( 'beforeEnd', Body );
}
function DrawMUCPersonal ( StyleClass, Message, PlainText )
{
var Row = document.getElementById( 'messages' ).insertRow(-1);
var Col = Row.insertCell(-1);
Col.colSpan = 2;
var Body = document.createElement( 'LI' );
Body.className = StyleClass;
Body.innerText = PlainText;
SessionTracker.Container.DOM.FilterHyperlinks( Message, Body, Message.Body );
Col.insertAdjacentElement( 'beforeEnd', Body );
}
function DrawMe ( StyleClass, Message, SenderName, PlainText, TimeStyleClass, Time )
{
var Row = document.getElementById( 'messages' ).insertRow(-1);
Row.vAlign = 'top';
var Col = Row.insertCell(-1);
var Body = document.createElement( 'LI' );
Body.className = StyleClass;
Body.innerText = SenderName;
SessionTracker.Container.DOM.FilterHyperlinks( Message, Body, PlainText );
Col.insertAdjacentElement( 'beforeEnd', Body );
if ( Time )
{
Col = Row.insertCell(-1);
Col.className = TimeStyleClass;
Col.innerText = Time;
}
else
Col.colSpan = 2;
}
function DrawName ( NameStyleClass, SenderName )
{
var Row = document.getElementById( 'messages' ).insertRow(-1);
Row.vAlign = 'bottom';
var Col = Row.insertCell(-1);
Col.colSpan = 2;
var Name = document.createElement( 'NOBR' );
Name.className = NameStyleClass;
Name.innerText = SenderName + ' ';
Col.insertAdjacentElement( 'beforeEnd', Name );
}
function DrawMessage ( StyleClass, Message, TimeStyleClass, Time )
{
var Row = document.getElementById( 'messages' ).insertRow(-1);
Row.vAlign = 'top';
var Col = Row.insertCell(-1);
Col.className = StyleClass;
SessionTracker.Container.DOM.MessageToHTMLElement( Message, Col );
if ( Time )
{
Col = Row.insertCell(-1);
Col.className = TimeStyleClass;
Col.innerText = Time;
}
else
Col.colSpan = 2;
}
/* Allow user to copy, select, and clear the messages
*/
function ShowMenu ()
{
var Menu = external.newPopupMenu;
var HasMessages = document.getElementById( 'messages' ).rows.length;
var HasSelection = document.selection.type == 'Text' && document.selection.createRangeCollection().item(0).text.length;
Menu.AddItem( HasSelection, false, false, false, 0, external.globals( 'Translator' ).Translate( 'chat-messages', 'copy' ), 1 );
Menu.AddItem( HasMessages, false, false, false, 0, external.globals( 'Translator' ).Translate( 'chat-messages', 'copyall' ), 2 );
Menu.AddSeparator();
Menu.AddItem( HasMessages, false, false, false, 0, external.globals( 'Translator' ).Translate( 'chat-messages', 'clear' ), 3 );
Menu.AddSeparator();
Menu.AddItem( HasMessages, false, false, false, 0, external.globals( 'Translator' ).Translate( 'chat-messages', 'selectall' ), 4 );
Menu.Show( event.screenX, event.screenY, external.globals( 'Translator' ).Direction );
switch ( Menu.Choice )
{
case 1: Copy(); break;
case 2: CopyAll(); break;
case 3: Clear(); break;
case 4: SelectAll(); break;
}
}
/* Copy
*/
function Copy ()
{
if ( document.selection.type == 'Text' )
{
var text = document.selection.createRangeCollection().item(0).text;
if ( text.length )
window.clipboardData.setData( 'Text', text );
}
}
/* Copy All
*/
function CopyAll ()
{
with ( document.selection.createRangeCollection().item(0) )
{
moveToElementText( document.body );
if ( text.length )
window.clipboardData.setData( 'Text', text );
}
}
/* Select All
*/
function SelectAll ()
{
with ( document.selection.createRangeCollection().item(0) )
{
moveToElementText( document.body );
select();
}
}
/* Clear
*/
function Clear ()
{
gLastDate = ( new Date() ).toLocaleDateString();
gLastTime = '';
gLastAddress = '';
if ( ! SessionTracker.Occupants )
SessionTracker.Container.PurgeHistory( SessionTracker.Address );
var Messages = document.getElementById( 'messages' );
while ( Messages.rows.length )
Messages.deleteRow(0);
}