MediaWiki:WikiHieroTempFix.js
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// <nowiki>
// temp fix for WikiHiero
// https://phabricator.wikimedia.org/T210695 for more permanent fix, after which this can be removed
// (this is referenced by common.js)
// copies (or rather moves) all child nodes from one to another
var hieroQuery = 'table.mw-hiero-outer';
var wrapper = '<p class="wikt-hierokludge"></p>';
var mergeElement = function(src, dst, prepend) {
var el, oldFirst = dst.firstChild;
while ((el = src.firstChild))
prepend ? dst.insertBefore(el, oldFirst) : dst.appendChild(el);
};
var shouldWrap = function() {
return this.parentNode && this.parentNode.tagName == "DIV" && this.parentNode.className != "";
};
var shouldRewrap = function(node) {
return (node.tagName == "SPAN" && $(node).hasClass("mention-tr")) || (["A", "B", "I"].indexOf(node.tagName) >= 0);
};
$(hieroQuery).filter(shouldWrap).wrap(wrapper).each(function() {
var self = this.parentNode, oldSelf;
/*
while (self.parentNode && shouldRewrap(self.parentNode)) {
// ok, there's something that should be inlined. do a swap/rotate;
// make the old parent the child of the div and not the other way around.
// we'll do this by rewrapping the element and then unwrapping the inner div
$(self.parentNode).wrap(wrapper);
// self is now the outer <div> wrapper
oldSelf = self, self = self.parentNode.parentNode;
$(oldSelf.firstChild).unwrap();
}
*/
var next = self.nextSibling, prev = self.previousSibling;
var allowNext = !!next, allowPrev = !!prev;
// text nodes if they follow or precede the hiero table
var nextText = "", prevText = "";
var allowMentionKludge = false;
if (allowNext && next.nodeType == 3) // text node, extract text and disallow merge if it has a newline
allowNext = (nextText = next.textContent).indexOf('\n') < 0, next = next.nextSibling, allowNext &= !!next;
if (allowPrev && prev.nodeType == 3) // text node, extract text and disallow merge if it has a newline
allowPrev = (prevText = prev.textContent).indexOf('\n') < 0, prev = prev.previousSibling, allowPrev &= !!prev;
if (allowNext && next.tagName == "P") // merge <p>
nextText && self.appendChild(document.createTextNode(nextText)), mergeElement(next, self, false), $(next).remove();
if (allowPrev && prev.tagName == "P") // merge <p>
prevText && self.insertBefore(document.createTextNode(prevText), self.firstChild), mergeElement(prev, self, true), $(prev).remove(), allowMentionKludge = true;
else if (allowPrev && prev.tagName == "SPAN") // merge to <span>
prevText && self.insertBefore(document.createTextNode(prevText), self.firstChild), mergeElement(self, prev, false), $(self).remove();
else if (allowPrev && prev.tagName == "DIV" && $(prev).hasClass("wikt-hierokludge")) // merge to existing <div> wrapper
prevText && self.insertBefore(document.createTextNode(prevText), self.firstChild), mergeElement(self, prev, false), $(self).remove();
if (allowMentionKludge) {
// merge table to preceding empty I+A
$(self).find(hieroQuery).each(function() {
prev = this.previousSibling;
if (prev && prev.tagName == "I" && prev.getAttribute('lang') == 'egy' && prev.childNodes.length == 1) {
var childA = prev.childNodes[0];
if (childA.tagName == "A" && !childA.childNodes.length) {
childA.appendChild(this);
}
}
});
}
});
// </nowiki>