ListReferences

template('PubMed/Styles');
/* Config */
var ReferenceArticlesRoot = 'Pubmed/Articles';

var refs = wiki.page($0 ?? $path ?? page.path)['//a[contains(@class, \'reference\')]'];
var uniquerefs = []; 
var reflookup = { }; 
foreach(var ref in refs) { 
    var key = xml.text(ref['@id']); 
    if(!reflookup[key]) { 
        let reflookup ..= { (key): true }; 
        let uniquerefs ..= [ ref ]; 
    } 
}

if(#uniquerefs) {
    <ol>
        foreach(var ref in uniquerefs) {
            var pmid = string.substr(xml.text(ref['@id']), 5);
            var article = wiki.appendpath(ReferenceArticlesRoot, pmid);
            var exists = wiki.pageexists(article);
            <li>
		<a id=('ref-' .. pmid)></a>
		template('PubMed/ESummary', [pmid, _, "single"]); // force single
                <br />
                if(exists) {
                    web.link(wiki.uri(article), 'Discuss this publication');
                }
                /* } else {
                    web.link(uri.build(wiki.uri(article), _, { template: 'PubMed/DiscussionStub', pmid: pmid }), 'Create a discussion page');
                }
                */
            </li>
        }
    </ol>
} else {
// unsafe?
    <p> "No references found." </p>
}