Facebook Chat Emoticons Bar

Adds an emoticon bar to Facebook chat

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name			Facebook Chat Emoticons Bar
// @description			Adds an emoticon bar to Facebook chat
// @include			http://facebook.com/*
// @include			http://*.facebook.com/*
// @include			https://facebook.com/*
// @include			https://*.facebook.com/*
// @exclude			http://*.channel.facebook.com/*
// @exclude			https://*.channel.facebook.com/*
// @author			bitMAN
// @version			0.21
// @versionnumber		0.21
// @license			Attribution-NonCommercial-NoDerivs 3.0 Unported (CC BY-NC-ND 3.0); http://creativecommons.org/licenses/by-nc-nd/3.0/
// @namespace			http://userscripts.org/scripts/show/50826
// ==/UserScript==
//

// List of emoticons
// :) :( :D >:( -_- :/ o.O :p :'( >:O :v 3:) :o :3 ;) :* :|] 8) <3 (Y) :putnam: 8| ^_^ (^^^) O:) <(") :42: <(") O.o

	var version, HttpsOn, ImagesURL, ResourcesURL, storage, emotsInfo, spemotsInfo, headTag, styleTag, ArrowStyleUp, ArrowStyleDown, fEmotBarDom, fEmotsListDom, fArrow;

	version = 0.19;
	HttpsOn = window.location.href.match('https://')?true:false;
	ImagesURL = HttpsOn?'https://s-static.ak.fbcdn.net/images/':'http://static.ak.fbcdn.net/images/';
	ResourcesURL = HttpsOn?'https://s-static.ak.fbcdn.net/rsrc.php/':'http://static.ak.fbcdn.net/rsrc.php/';

/* START: This part of the code was written (partialy) by Vaughan Chandler for FFixer, special thanks to him :) */

	storage = 'none';

	try {
		if (typeof GM_getValue === 'function' && typeof GM_setValue === 'function') {
			GM_setValue('testkey', 'testvalue');
			if (GM_getValue('testkey', false) === 'testvalue') { storage='greasemonkey'; }
		}
	} catch(x) {}
	if (storage=='none' && typeof localStorage == 'object') { storage='localstorage'; }

	function setValue(key, value) {
		switch (storage) {
			case 'greasemonkey':
				GM_setValue('0-'+key, value);
				break;
			case 'localstorage':
				localStorage['femotbar-0-'+key] = value;
				break;
		}
	}

	function getValue(key, value) {
		switch (storage) {
			case 'greasemonkey':
				return GM_getValue('0-'+key, value);
			case 'localstorage':
				var val = localStorage['femotbar-0-'+key];
				if (val=='true') { return true; }
				else if (val=='false') { return false; }
				else if (val) { return val; }
				break;
		}
		return value;
	}
	
	function xmlhttpRequest(params, callBack) {
		if (typeof GM_xmlhttpRequest !== 'undefined') {
			params['onload'] = callBack;
			return GM_xmlhttpRequest(params);
		}
		return null;
	}

	function openInTab(url) {
		if (typeof GM_openInTab !== 'undefined') { GM_openInTab(url); }
		else { window.open(url); }
	}

	function UpdateCheck() {
		if(parseInt(getValue('LastUpdate', '0')) + 86400000 <= (new Date().getTime())) {
			try {
				xmlhttpRequest( { method: 'GET',
								  url: 'http://userscripts.org/scripts/source/50826.meta.js?' + new Date().getTime(),
								  headers: {'Cache-Control': 'no-cache'} },
								  handleUpdateResponse);
			}
			catch (err) {
				alert('An error occurred while checking for updates:\n' + err);
			}
		}
	}
	
	function handleUpdateResponse(r) {
		setValue('LastUpdate', new Date().getTime() + '');
		if (r.responseText.match(/@version\s+(\d+\.\d+)/)[1] > version) {
			if(confirm(	"There's an update available for 'Facebook Chat Emoticons Bar'.\n" +
						"Your version: " + version + "\n" +
						"New version: " + r.responseText.match(/@version\s+(\d+\.\d+)/)[1] + "\n" + 
						"Do you wish to install it?")
			   ) openInTab('http://userscripts.org/scripts/source/50826.user.js');
		}
	}
	
// END

	function createSelection(field, start, end) {
		if( field.createTextRange ) {
			var selRange = field.createTextRange();
			selRange.collapse(true);
			selRange.moveStart('character', start);
			selRange.moveEnd('character', end);
			selRange.select();
		} else if( field.setSelectionRange ) {
			field.setSelectionRange(start, end);
		} else if( field.selectionStart ) {
			field.selectionStart = start;
			field.selectionEnd = end;
		}
		field.focus();
	}       
	
	function getCursorPosition(field) {
		var CursorPos = 0;
		if (field.selectionStart || field.selectionStart == '0') CursorPos = field.selectionStart;
		return (CursorPos);
	}
	
	UpdateCheck();
	
	emotsInfo = [':)', ':(', ':p', ':D', ':o', ';)', '8)', '8|', '>:(', ':/', ':\'(', '3:)', 'O:)', ':*', '<3', '^_^', '-_-', 'o.O', '>:O', ':v', ':3', '(Y)'];
	spemotsInfo = [':|]', 'emote/robot.gif', '(^^^)', 'emote/shark.gif', ':putnam:', 'emote/putnam.gif', '<(")', 'emote/penguin.gif', ':42:', 'emote/42.gif'];

    headTag = document.getElementsByTagName('head')[0];
    if (headTag) {
		styleTag = document.createElement('style');
		styleTag.type = 'text/css';
		styleTag.innerHTML =
			'.chat_tab_emot_bar {padding-top: 2px; padding-bottom: 6px; line-height: 16px; padding-left: 2px; background:#EEEEEE none repeat scroll 0 0; border-style: solid; border-width: 0px 0px 1px 0px; border-color: #C9D0DA; position: static; }'+
			'.chat_arrow { background-image: url("'+ ResourcesURL + 'v1/zp/r/SBNTDM0S-7U.png"); background-position: 0 -48px; height: 5px; width: 9px; }';
		headTag.appendChild(styleTag);
	}
	
	ArrowStyleUp = 'cursor: pointer; position: absolute; right: 2px; -moz-transform: rotate(180deg); -webkit-transform: rotate(180deg);'
	ArrowStyleDown = 'cursor: pointer; position: absolute; right: 2px;'
	
	fEmotBarDom = document.createElement('div');
	fEmotBarDom.setAttribute('class','chat_tab_emot_bar');
	
	fEmotsListDom = document.createElement('div');
	fEmotsListDom.setAttribute('name','EmotsList');
	fEmotBarDom.appendChild(fEmotsListDom);
	
	for(i=0;i<emotsInfo.length;i+=1) {
		var fEmotsDom = document.createElement('img');
		fEmotsDom.setAttribute('alt',emotsInfo[i]);
		fEmotsDom.setAttribute('style','cursor: pointer; background-position: -'+ 16*i +'px 0px;');
		fEmotsDom.setAttribute('src',ImagesURL + 'blank.gif');
		fEmotsDom.setAttribute('class','emote_img');
		fEmotsListDom.appendChild(fEmotsDom);
	}
	for(i=0;i<spemotsInfo.length;i+=2) {
		var fEmotsDom = document.createElement('img');
		fEmotsDom.setAttribute('alt',spemotsInfo[i]);
		fEmotsDom.setAttribute('src',ImagesURL + spemotsInfo[i+1]);
		fEmotsDom.setAttribute('style','cursor: pointer;');
		fEmotsDom.setAttribute('class','emote_custom');
		fEmotsListDom.appendChild(fEmotsDom);
	}
	
	fArrow = document.createElement('i');
	fArrow.setAttribute('alt','');
	fArrow.setAttribute('class','img chat_arrow');
	fArrow.setAttribute('style',ArrowStyleUp);
	fEmotBarDom.appendChild(fArrow);
	
	var setting_visible = getValue('visible',true);
	
	document.addEventListener('DOMNodeInserted', fInsertedNodeHandler, false);

	function fInsertedNodeHandler(event) {
		if(event.target.getElementsByClassName && event.target.getElementsByClassName('fbNubFlyout fbDockChatTabFlyout')[0])
			fInsertEmotBar(event.target);
	}

	function fInsertEmotBar(fChatWrapper) {
		fChatToolBox = fChatWrapper.getElementsByClassName('fbNubFlyoutHeader')[0]
		fNewEmotBar = fEmotBarDom.cloneNode(true);
		setVisibility(fNewEmotBar);
		for(i=0;i<fNewEmotBar.firstChild.childNodes.length;i++) fNewEmotBar.firstChild.childNodes[i].addEventListener('click', fEmotClickHandler , false);
		fNewEmotBar.childNodes[1].addEventListener('click', fHideShowEmotBar , false);
		if(fChatToolBox.childNodes) fChatToolBox.insertBefore(fNewEmotBar,fChatToolBox.childNodes[1]);
	}

	function fEmotClickHandler(event){
		var fChatInput = event.target.parentNode.parentNode.parentNode.parentNode.getElementsByClassName('fbNubFlyoutFooter')[0].getElementsByClassName('inputContainer')[0].getElementsByClassName('uiTextareaAutogrow input')[0];
		var pos = getCursorPosition(fChatInput);
		
		var txtbef = ''; var txtaft = '';
		
		if (fChatInput.value.charAt(pos-1) != ' ' && pos-1 > 0) txtbef = ' ';
		if (fChatInput.value.charAt(pos) != ' ') txtaft = ' ';
		
		fChatInput.value = fChatInput.value.substring(0,pos) + txtbef + event.target.getAttribute('alt') + txtaft + fChatInput.value.substring(pos);
		createSelection(fChatInput,pos + event.target.getAttribute('alt').length + txtaft.length + txtbef.length,pos + event.target.getAttribute('alt').length + txtaft.length + txtbef.length);
	}
	
	function fHideShowEmotBar(event){
		fChatBar = document.getElementsByName('EmotsList');
		if(fChatBar[0].getAttribute('style') == 'display: none;') {
			for(i=0;i<fChatBar.length;i++) {
				fChatBar[i].setAttribute('style','display: block;');
				fChatBar[i].parentNode.childNodes[1].setAttribute('style',ArrowStyleUp);
				fixHeightAndScroll(fChatBar[i]);
			}
		}
		else {
			for(i=0;i<fChatBar.length;i++) {
				fChatBar[i].setAttribute('style','display: none;');
				fChatBar[i].parentNode.childNodes[1].setAttribute('style',ArrowStyleDown);
				fixHeightAndScroll(fChatBar[i]);
			}
		}
		setValue('visible',!setting_visible);
		setting_visible = !setting_visible;
	}
	
	function setVisibility(DOM) {
		if(setting_visible) {
			DOM.firstChild.setAttribute('style','display: block;');
			DOM.childNodes[1].setAttribute('style',ArrowStyleUp);
		}
		else {
			DOM.firstChild.setAttribute('style','display: none;');
			DOM.childNodes[1].setAttribute('style',ArrowStyleDown);
		}
	}
	
	function fixHeightAndScroll(bar) {
		fChatContainer = bar.parentNode.parentNode.parentNode;
		var oldheight = parseInt(fChatContainer.children[2].style.height.replace("px",""));
		var newheight = 285 - (fChatContainer.children[0].clientHeight + fChatContainer.children[1].clientHeight + fChatContainer.children[3].clientHeight + 1);
		fChatContainer.children[2].style.height = newheight + "px";
		fChatContainer.children[2].scrollTop += oldheight - newheight;
	}