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// Called on loading a chatroom
function initChat() {
Search.initInpage()
$('#textbutton input').attr('checked', TextEnabled).change(setTextEnable);
$('#imgbutton input').attr('checked', ImgsEnabled).change(setImgsEnable);
/* $('#clearbutton input').click(function() {
track('UI', 'ClearScreen');
$('.dump').remove();
$(this).removeAttr('checked');
return false;
});
*/
$('.oldmsg').each(function() {
var dump = $(this);
var content = dump.find(".content")
MessageContentCache[dump.attr("id").substr(8)] = content.text()
content.html(buildMsgContent(content.text(), Recips));
if ((ImgsEnabled && dump.hasClass('contains-image')) || (TextEnabled && !dump.hasClass('contains-image')))
dump.show();
else
dump.hide();
});
Drag.bindImages();
$('#msgInput').keyup(ifEnter(submitMessage));
$('#msgSubmit').click(sendClicked);
$('#palette-button').click(paletteClicked);
messageList = $("#messageList")[0]
initChatThumb();
scrollToEnd()
scrollWatcher()
// see /static/webcam/webcam.js
if ('webcam' in window) webcam.init()
startChatUpdater();
}
window.imgZoomThreshhold = [125, 125];
function initChatMsgs() {
$('.msgDiv .content').live('mouseenter', function(e) {
$(this).addClass('msg-hover');
});
$('.msgDiv .content').live('mouseleave', function(e) {
$(this).removeClass('msg-hover');
});
$('.msgDiv .content .img-wrapper').live('mouseenter', function(e) {
var img = $(this).find('img');
if (img.width() < imgZoomThreshhold[0] || img.height() < imgZoomThreshhold[1])
return;
var zoomlink = $('<a>')
.attr({'href': img.attr('src') })
.addClass('msg-image-zoom')
.append($('<img>').attr('src', 'http://dump.fm/static/img/zoom.gif')
.addClass('zoom-icon'))
.click(function() { window.open(img.attr('src')); return false; });
$(this).append(zoomlink);
});
$('.msgDiv .content .img-wrapper').live('mouseleave', function(e) {
$(this).find('.msg-image-zoom').remove();
});
$('.content').live('click', function(e) {
var tagName = e.target.tagName;
if (tagName == 'A' || tagName == 'EMBED' || $(e.target).hasClass('youtube-thumb')) {
return true;
}
var msg = $(this).parent('.msgDiv');
var wasFavorited = msg.hasClass("favorite");
var button = msg.find('.chat-thumb');
if (wasFavorited) {
$(button).attr("src", Imgs.chatThumbOff);
} else {
$(button).attr("src", Imgs.chatThumbBig);
$(button).stop().animate(Anim.chatThumbBig, 'fast').animate(Anim.chatThumb, 'fast', 'swing');
}
Tag.favorite(button);
return false;
});
}
function startChatUpdater() {
setTimeout(refresh, 1000);
}
function makePlainText() {
var j = $(this);
j.text(j.text());
}
function initChatThumb(){
$(".chat-thumb").live('mouseover mouseout',
function(e) {
var favorited = $(this).parents(".dump").hasClass("favorite") ? true : false;
if (e.type == "mouseover") {
if (favorited) {
$(this).attr("src", Imgs.chatThumbOff);
} else {
$(this).attr("src", Imgs.chatThumbBig);
$(this).stop().animate(Anim.chatThumbBig, 'fast')
}
} else { // mouseout
if (favorited) {
$(this).attr("src", Imgs.chatThumb);
$(this).stop().animate(Anim.chatThumb, 'fast');
} else {
$(this).delay(600).stop().animate(Anim.chatThumbTiny, 'fast', 'swing',
function(){
$(this).attr("src", Imgs.chatThumbDot)
$(this).animate(Anim.chatThumb, 0)
})
}
}
})
}
// grab message id etc from some element e that's inside a dump
// (messages have something like id="message-0001" class="dump" )
function getMessageInfo(e){
var message = $(e).parents(".dump")
var id = message.attr("id").substr(8) // cut "message-001" to "001"
var nick = message.attr("nick")
var link = "http://dump.fm/p/" + nick + "/" + id
var content = message.find(".linkify")
if (!content.length) content = message.find(".content")
var rawContent = content.html()
var img = content.find("img").attr("src")
var via = "via " + nick + " on dump.fm"
return {"nick": nick, "id": id, "link": encodeURIComponent(link),
"content": rawContent, "img": encodeURIComponent(img),
"via": encodeURIComponent(via)}
}
// Message Handling
window.ImageMsgCount = 0
function removeOldMessages(){
// don't count posts that are all text
if (LastMsgContainsImage) ImageMsgCount += 1;
while (ImageMsgCount > MaxImagePosts) {
var imgMsg = $(".contains-image:first")
if (imgMsg.length) {
imgMsg.prevAll().remove() // remove all text messages before the image message
imgMsg.remove()
} else break;
ImageMsgCount -= 1;
}
}
window.TextEnabled = Preferences.getProperty("chat.textEnabled", "true") == "true";
window.ImgsEnabled = Preferences.getProperty("chat.imgsEnabled", "true") == "true";
function muteSelector() {
var muted = [];
for (nick in MUTES) {
muted.push(".nick_" + nick);
}
return muted.join(",");
}
function setTextEnable() {
var muted = muteSelector();
if ($(this).attr('checked')) {
TextEnabled = true;
Preferences.setProperty("chat.textEnabled", "false");
track('UI', 'TextEnabled');
$('.dump').not('.contains-image,'+muted).show();
} else {
TextEnabled = false;
Preferences.setProperty("chat.textEnabled", "false");
track('UI', 'TextDisabled');
$('.dump').not('.contains-image').hide()
}
};
function setImgsEnable() {
var muted = muteSelector();
if ($(this).attr('checked')) {
ImgsEnabled = true;
Preferences.setProperty("chat.imgsEnabled", "true");
track('UI', 'ImgsEnabled');
$('.contains-image').not(muted).show();
} else {
ImgsEnabled = false;
Preferences.setProperty("chat.imgsEnabled", "false");
track('UI', 'ImgsDisabled');
$('.contains-image').hide();
}
};
// scrolling stuff
// this code keeps the div scrolled to the bottom, but will also let the user scroll up, without jumping down
function isScrolledToBottom(){
var threshold = 15;
var containerHeight = messageList.style.pixelHeight || messageList.offsetHeight
var currentHeight = (messageList.scrollHeight > 0) ? messageList.scrollHeight : 0
var result = (currentHeight - messageList.scrollTop - containerHeight < threshold);
return result;
}
function scrollIfPossible(){
if (lastScriptedScrolledPosition <= messageList.scrollTop || isScrolledToBottom())
scrollToEnd()
}
window.lastScriptedScrolledPosition = 0
function scrollToEnd(){
messageList.scrollTop = messageList.scrollHeight
lastScriptedScrolledPosition = messageList.scrollTop
}
function scrollWatcher(){
scrollIfPossible()
setTimeout(scrollWatcher, 500)
}
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