Function resolve

Ports/JavaScriptPort/src/main/webapp/js/fontmetrics.js:1526–1541

(url, base_url, doc)

        var doc = parser.parseFromString(pageContent, "text/html");
        
        function resolve(url, base_url, doc) {
          var old_base = doc.getElementsByTagName('base')[0]
            , old_href = old_base && old_base.href
            , doc_head = doc.head || doc.getElementsByTagName('head')[0]
            , our_base = old_base || doc_head.appendChild(doc.createElement('base'))
            , resolver = doc.createElement('a')
            , resolved_url
            ;
          our_base.href = base_url || '';
          resolver.href = url;
          resolved_url  = resolver.href; // browser magic at work here
        
          if (old_base) old_base.href = old_href;
          else doc_head.removeChild(our_base);
          return resolved_url;
        }
        
        $('[href]', doc).each(function() {
            var absUrl = resolve($(this).attr('href'), url, doc);