2.2.19

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "distill-template",
-  "version": "2.2.17",
+  "version": "2.2.19",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "distill-template",
-  "version": "2.2.17",
+  "version": "2.2.19",
   "description": "Template for creating Distill articles.",
   "main": "dist/template.v2.js",
   "bin": {

src/helpers/citation.js

@@ -40,6 +40,7 @@ export function inline_cite_long(keys){
 }
 
 function author_string(ent, template, sep, finalSep){
+  if (ent.author == null) { return ''; }
   var names = ent.author.split(' and ');
   let name_strings = names.map(name => {
     name = name.trim();

src/transforms/citation.js

@@ -95,6 +95,7 @@ export default function(dom, data) {
   }
 
   function author_string(ent, template, sep, finalSep){
+    if (ent.author == null) { return ''; }
     var names = ent.author.split(' and ');
     let name_strings = names.map(name => {
       name = name.trim();

src/transforms/meta.js

@@ -124,26 +124,28 @@ function appendHtml(el, html) {
 }
 
 function citation_meta_content(ref){
-  // Special test for arxiv
   var content = `citation_title=${ref.title};`;
 
-  ref.author.split(' and ').forEach(name => {
-    name = name.trim();
-    let last, firsts;
-    if (name.indexOf(',') != -1){
-      last = name.split(',')[0].trim();
-      firsts = name.split(',')[1].trim();
-    } else {
-      last = name.split(' ').slice(-1)[0].trim();
-      firsts = name.split(' ').slice(0,-1).join(' ');
-    }
-    content += `citation_author=${firsts} ${last};`;
-  });
+  if (ref.author && ref.author !== '') {
+    ref.author.split(' and ').forEach(name => {
+      name = name.trim();
+      let last, firsts;
+      if (name.indexOf(',') != -1){
+        last = name.split(',')[0].trim();
+        firsts = name.split(',')[1].trim();
+      } else {
+        last = name.split(' ').slice(-1)[0].trim();
+        firsts = name.split(' ').slice(0,-1).join(' ');
+      }
+      content += `citation_author=${firsts} ${last};`;
+    });
+  }
 
   if ('year' in ref) {
     content += `citation_publication_date=${ref.year};`;
   }
 
+  // Special test for arxiv
   let arxiv_id_search = /https?:\/\/arxiv\.org\/pdf\/([0-9]*\.[0-9]*)\.pdf/.exec(ref.url);
   arxiv_id_search = arxiv_id_search || /https?:\/\/arxiv\.org\/abs\/([0-9]*\.[0-9]*)/.exec(ref.url);
   arxiv_id_search = arxiv_id_search || /arXiv preprint arXiv:([0-9]*\.[0-9]*)/.exec(ref.journal);