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Update for roll20 iframe character sheets #2

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Update for roll20 iframe character sheets #2

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71 changes: 51 additions & 20 deletions Roll20-Character-Switcher.user.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,39 +2,44 @@
// @name Roll20 Character Switcher
// @namespace de.idrinth
// @homepage https://github.com/Idrinth/Roll20-Character-Switcher
// @version 1.2.0
// @version 1.3.0
// @description Switches the chatting character to the one whose sheet or macro you clicked on
// @author Idrinth, KingMarth
// @author Idrinth, KingMarth, TransLunarInjection
// @match https://app.roll20.net/editor/
// @grant none
// ==/UserScript==

(function() {
'use strict';
var charswitcher = function(event) {
var charswitcher = function(event, frame) {
var e = window.event || event;
if (e.target.tagName !== 'BUTTON') {
return;
}
var id='';
if(e.target.hasAttribute('type') && e.target.getAttribute('type') === 'roll') {
var character = e.target;
while (!character.hasAttribute('data-characterid')) {
if(!character.parentNode) {
return;

function findAttrInParentsOrFrameParents(originalTarget, attr) {
var target = originalTarget;
var usedFrame = false;
while (!target.hasAttribute(attr)) {
target = target.parentNode;
if (!target || !target.hasAttribute) {
if (!frame || usedFrame) {
console.error("Couldn't find attr %o in %o or %o", attr, originalTarget, frame);
return;
}
target = frame;
usedFrame = true;
}
character = character.parentNode;
}
id = 'character|' + character.getAttribute('data-characterid');
return target.getAttribute(attr);
}

if(e.target.hasAttribute('type') && e.target.getAttribute('type') === 'roll') {
console.debug("Looks like a roll for %o", e.target);
id = 'character|' + findAttrInParentsOrFrameParents(e.target, 'data-characterid');
} else if(e.target.hasAttribute('class') && e.target.getAttribute('class') === 'btn') {
var macro = e.target;
while (!macro.hasAttribute('data-macroid')) {
if(!macro.parentNode) {
return;
}
macro = macro.parentNode;
}
id = 'character|' + (macro.getAttribute('data-macroid')).split('|')[0];
id = 'character|' + findAttrInParentsOrFrameParents(e.target, 'data-macroid');
}
if(!id) {
return;
Expand All @@ -47,6 +52,32 @@
}
}
};
document.getElementsByTagName('body')[0].addEventListener('mousedown', charswitcher);
document.getElementsByClassName('tokenactions')[0].addEventListener('mousedown', charswitcher);

function addCharSwitcher(doc, frame) {
function callback(evt) {
charswitcher(evt, frame);
}
doc.body.addEventListener('mousedown', callback);
var tokenActions = doc.getElementsByClassName('tokenactions')[0];
if (tokenActions) {
tokenActions.addEventListener('mousedown', callback);
}

var observer = new MutationObserver(function(mutations) {
for(const mutation of mutations) {
if (!mutation.addedNodes) continue;
for (const added of mutation.addedNodes) {
if (added.tagName === 'IFRAME') {
added.addEventListener("load", function() {
addCharSwitcher(added.contentWindow.document, added);
});
}
}

}
});

observer.observe(doc, {attributes: false, childList: true, characterData: false, subtree:true});
}
addCharSwitcher(document);
})();