Участник:BattlePeasant/dclink.js

mw.hook('wikipage.content').add(ShowDClink);

function ShowDClink($content) {
	$content.find('a').each( function(i, lnk) {
		try {
			var path = decodeURIComponent(lnk.pathname);
		} catch ( e ) {
			// e.g. https://ru.wikipedia.org/wiki/%D0%A7%D0%B8%D0%BA%D0%B0%D1%82%D0%B8%D0%BB%D0%BE,_%D0%90%D0%BD%D0%B4%D1%80%D0%B5%D0%B9_%D0%A0%D0%BE%D0%BC%D0%B0%D0%BD%D0%BE%D0%B2%D0%B8%D1%87
			return;
		}
		if( /[?#]/.test(lnk.href) && lnk.href.indexOf('redlink=1') === -1 ) {
			return;
		}
		var mm, user;
		mm = /^\/wiki\/Участни(к|ца):(.*)/.exec(path);
		if( !mm ) {
			mm = /\/w\/index.php\?title=Участни(к|ца):(.*)&action=edit&redlink=1$/.exec(decodeURIComponent(lnk.href));
		}
		if( !mm ) {
			return;
		}
		user = mm[2];
		if (user.indexOf("/") >= 0) {
			return;
		}
		var suffix = '%D0%BA%D0%B0';
		if (mm[1] == 'ца') suffix = '%D1%86%D1%8B';
		var dAddr = 'https://ru.wikipedia.org/wiki/%D0%9E%D0%B1%D1%81%D1%83%D0%B6%D0%B4%D0%B5%D0%BD%D0%B8%D0%B5_%D1%83%D1%87%D0%B0%D1%81%D1%82%D0%BD%D0%B8' + suffix + ':' + encodeURIComponent(user);
		var cAddr = 'https://ru.wikipedia.org/wiki/%D0%A1%D0%BB%D1%83%D0%B6%D0%B5%D0%B1%D0%BD%D0%B0%D1%8F:%D0%92%D0%BA%D0%BB%D0%B0%D0%B4/' + encodeURIComponent(user);
		var showDLink = !(FindAddr(lnk.nextSibling, 0, '%D0%9E%D0%B1%D1%81%D1%83%D0%B6%D0%B4%D0%B5%D0%BD%D0%B8%D0%B5_%D1%83%D1%87%D0%B0%D1%81%D1%82%D0%BD%D0%B8' + suffix + ':' + encodeURIComponent(user)) || document.URL == dAddr);
		var showCLink = !FindAddr(lnk.nextSibling, 0, cAddr);
		if (showDLink || showCLink){
			var s='(';
			if (showDLink) {
				s = s + '<a href="' + dAddr + '" title="обсуждение">о</a>';
				if (showCLink) s = s + '&nbsp;•&nbsp;';
			}
			if (showCLink) s= s + '<a href="' + cAddr + '" title="вклад">в</a>';
			s = s + ')';
			$(lnk)
			.after('<span class="dclink-wrapper">\u00A0', s, '</span>');
		}
		var displayMode;
		if (typeof displaySignature == 'undefined'){
			displayMode = 'nickname';
		}else{
			displayMode = displaySignature.toLowerCase();
		}
		if ((displayMode == 'nickname') || (displayMode == 'user')){
			var nick = (displayMode == 'nickname')?GetAllText(lnk):user.replace(/_/g,' ');
			Clear(lnk);
			lnk.appendChild(document.createTextNode(nick));
		}
	});
}

function FindAddr(node, lvl, addr) {
	var found = false;
	for (var i = 0; i < 6; i++) {
		if (!node) break;
		if (node.tagName == 'A') {
			if (node.href.indexOf(addr) >= 0) found = true;
		}else{
			if (lvl < 4) found = FindAddr(node.firstChild, lvl+1, addr);
		}
		if (found) break;
		node = node.nextSibling;
	}
	return found;
}

function Clear(Node){
	var Child;
	while (Child = Node.firstChild)
		Node.removeChild(Child);
}
 
function GetAllText(Node){
	var Child, text = '';
	var Children = Node.childNodes;
	for (var i = 0; Child = Children[i]; i++)
		text += (Child.nodeType == 3)?Child.nodeValue:GetAllText(Child);
	return text;
}