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/** File: message.js
* Candy - Chats are not dead yet.
*
* Legal: See the LICENSE file at the top-level directory of this distribution and at https://github.com/candy-chat/candy/blob/master/LICENSE
*/
'use strict';
/* global Candy, Mustache, jQuery */
/** Class: Candy.View.Pane
* Candy view pane handles everything regarding DOM updates etc.
*
* Parameters:
* (Candy.View.Pane) self - itself
* (jQuery) $ - jQuery
*/
Candy.View.Pane = (function(self, $) {
/** Class: Candy.View.Pane.Message
* Message submit/show handling
*/
self.Message = {
/** Function: submit
* on submit handler for message field sends the message to the server and if it's a private chat, shows the message
* immediately because the server doesn't send back those message.
*
* Parameters:
* (Event) event - Triggered event
*
* Triggers:
* candy:view.message.before-send using {message}
*
* FIXME: as everywhere, `roomJid` might be slightly incorrect in this case
* - maybe rename this as part of a refactoring.
*/
submit: function(event) {
var roomJid = Candy.View.getCurrent().roomJid,
room = Candy.View.Pane.Chat.rooms[roomJid],
roomType = room.type,
targetJid = room.targetJid,
message = $(this).children('.field').val().substring(0, Candy.View.getOptions().crop.message.body),
xhtmlMessage,
evtData = {
roomJid: roomJid,
message: message,
xhtmlMessage: xhtmlMessage
};
/** Event: candy:view.message.before-send
* Before sending a message
*
* Parameters:
* (String) roomJid - room to which the message should be sent
* (String) message - Message text
* (String) xhtmlMessage - XHTML formatted message [default: undefined]
*
* Returns:
* Boolean|undefined - if you like to stop sending the message, return false.
*/
if($(Candy).triggerHandler('candy:view.message.before-send', evtData) === false) {
event.preventDefault();
return;
}
message = evtData.message;
xhtmlMessage = evtData.xhtmlMessage;
Candy.Core.Action.Jabber.Room.Message(targetJid, message, roomType, xhtmlMessage);
// Private user chat. Jabber won't notify the user who has sent the message. Just show it as the user hits the button...
if(roomType === 'chat' && message) {
self.Message.show(roomJid, self.Room.getUser(roomJid).getNick(), message, xhtmlMessage, undefined, Candy.Core.getUser().getJid());
}
// Clear input and set focus to it
$(this).children('.field').val('').focus();
event.preventDefault();
},
/** Function: show
* Show a message in the message pane
*
* Parameters:
* (String) roomJid - room in which the message has been sent to
* (String) name - Name of the user which sent the message
* (String) message - Message
* (String) xhtmlMessage - XHTML formatted message [if options enableXHTML is true]
* (String) timestamp - [optional] Timestamp of the message, if not present, current date.
* (Boolean) carbon - [optional] Indication of wether or not the message was a carbon
*
* Triggers:
* candy:view.message.before-show using {roomJid, name, message}
* candy.view.message.before-render using {template, templateData}
* candy:view.message.after-show using {roomJid, name, message, element}
*/
show: function(roomJid, name, message, xhtmlMessage, timestamp, from, carbon, stanza) {
message = Candy.Util.Parser.all(message.substring(0, Candy.View.getOptions().crop.message.body));
if(Candy.View.getOptions().enableXHTML === true && xhtmlMessage) {
xhtmlMessage = Candy.Util.parseAndCropXhtml(xhtmlMessage, Candy.View.getOptions().crop.message.body);
}
timestamp = timestamp || new Date();
// Assume we have an ISO-8601 date string and convert it to a Date object
if (!timestamp.toDateString) {
timestamp = Candy.Util.iso8601toDate(timestamp);
}
// Before we add the new message, check to see if we should be automatically scrolling or not.
var messagePane = self.Room.getPane(roomJid, '.message-pane');
var enableScroll = ((messagePane.scrollTop() + messagePane.outerHeight()) === messagePane.prop('scrollHeight')) || !$(messagePane).is(':visible');
Candy.View.Pane.Chat.rooms[roomJid].enableScroll = enableScroll;
var evtData = {
'roomJid': roomJid,
'name': name,
'message': message,
'xhtmlMessage': xhtmlMessage,
'from': from,
'stanza': stanza
};
/** Event: candy:view.message.before-show
* Before showing a new message
*
* Parameters:
* (String) roomJid - Room JID
* (String) name - Name of the sending user
* (String) message - Message text
*
* Returns:
* Boolean - if you don't want to show the message, return false
*/
if($(Candy).triggerHandler('candy:view.message.before-show', evtData) === false) {
return;
}
message = evtData.message;
xhtmlMessage = evtData.xhtmlMessage;
if(xhtmlMessage !== undefined && xhtmlMessage.length > 0) {
message = xhtmlMessage;
}
if(!message) {
return;
}
var renderEvtData = {
template: Candy.View.Template.Message.item,
templateData: {
name: name,
displayName: Candy.Util.crop(name, Candy.View.getOptions().crop.message.nickname),
message: message,
time: Candy.Util.localizedTime(timestamp),
timestamp: timestamp.toISOString(),
roomjid: roomJid,
from: from
},
stanza: stanza
};
/** Event: candy:view.message.before-render
* Before rendering the message element
*
* Parameters:
* (String) template - Template to use
* (Object) templateData - Template data consists of:
* - (String) name - Name of the sending user
* - (String) displayName - Cropped name of the sending user
* - (String) message - Message text
* - (String) time - Localized time of message
* - (String) timestamp - ISO formatted timestamp of message
*/
$(Candy).triggerHandler('candy:view.message.before-render', renderEvtData);
var html = Mustache.to_html(renderEvtData.template, renderEvtData.templateData);
self.Room.appendToMessagePane(roomJid, html);
var elem = self.Room.getPane(roomJid, '.message-pane').children().last();
// click on username opens private chat
elem.find('a.label').click(function(event) {
event.preventDefault();
// Check if user is online and not myself
var room = Candy.Core.getRoom(roomJid);
if(room && name !== self.Room.getUser(Candy.View.getCurrent().roomJid).getNick() && room.getRoster().get(roomJid + '/' + name)) {
if(Candy.View.Pane.PrivateRoom.open(roomJid + '/' + name, name, true) === false) {
return false;
}
}
});
if (!carbon) {
var notifyEvtData = {
name: name,
displayName: Candy.Util.crop(name, Candy.View.getOptions().crop.message.nickname),
roomJid: roomJid,
message: message,
time: Candy.Util.localizedTime(timestamp),
timestamp: timestamp.toISOString()
};
/** Event: candy:view.message.notify
* Notify the user (optionally) that a new message has been received
*
* Parameters:
* (Object) templateData - Template data consists of:
* - (String) name - Name of the sending user
* - (String) displayName - Cropped name of the sending user
* - (String) roomJid - JID into which the message was sent
* - (String) message - Message text
* - (String) time - Localized time of message
* - (String) timestamp - ISO formatted timestamp of message
* - (Boolean) carbon - Indication of wether or not the message was a carbon
*/
$(Candy).triggerHandler('candy:view.message.notify', notifyEvtData);
// Check to see if in-core notifications are disabled
if(!Candy.Core.getOptions().disableCoreNotifications) {
if(Candy.View.getCurrent().roomJid !== roomJid || !self.Window.hasFocus()) {
self.Chat.increaseUnreadMessages(roomJid);
if(!self.Window.hasFocus()) {
// Notify the user about a new private message OR on all messages if configured
if(Candy.View.Pane.Chat.rooms[roomJid].type === 'chat' || Candy.View.getOptions().updateWindowOnAllMessages === true) {
self.Chat.Toolbar.playSound();
}
}
}
}
if(Candy.View.getCurrent().roomJid === roomJid) {
self.Room.scrollToBottom(roomJid);
}
}
evtData.element = elem;
/** Event: candy:view.message.after-show
* Triggered after showing a message
*
* Parameters:
* (String) roomJid - Room JID
* (jQuery.Element) element - User element
* (String) name - Name of the sending user
* (String) message - Message text
*/
$(Candy).triggerHandler('candy:view.message.after-show', evtData);
}
};
return self;
}(Candy.View.Pane || {}, jQuery));
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