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doit.js
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doit.js
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// ==UserScript==
// @name Slack RTL (Hebrew)
// @namespace http://slackrtl
// @version 0.2
// @description Support Hebrew on slack.com
// @author gregvish
// @match https://app.slack.com/client/*
// ==/UserScript==
'use strict';
function should_input_be_rtl(element)
{
if (typeof element.innerText != "string") {
return false;
}
return null !== element.innerText.match(/^[\s\d"']*[א-ת]+/);
}
function should_message_be_rtl(element)
{
if (typeof element.innerText != "string") {
return false;
}
return null !== element.innerText.match(/^[\s\d"']*[א-ת]+/);
}
function do_messages_modification()
{
var i;
var target;
var elems = document.getElementsByClassName("p-rich_text_section");
for (i=0; i < elems.length; i++) {
target = elems[i];
if (should_message_be_rtl(target)) {
target.style.setProperty("direction", "rtl");
target.style.setProperty("text-align", "right");
}
}
}
function editor_onkeyup(event)
{
var target = event.target;
if (should_input_be_rtl(target)) {
target.style.setProperty("direction", "rtl");
target.style.setProperty("text-align", "right");
} else {
target.style.setProperty("direction", "ltr");
target.style.setProperty("text-align", "left");
}
}
function setup_editor_modification()
{
var i;
var elems = document.getElementsByClassName("ql-editor")
for (i=0; i < elems.length; i++) {
elems[i].onkeyup = editor_onkeyup;
}
}
var observer = new MutationObserver(function(mutations) {
do_messages_modification();
setup_editor_modification();
});
window.setTimeout(
function() {
observer.observe(document.body, {childList: true, subtree: true});
},
1000
);