Fix #101 by special casing bibtex author name strings without spaces or commas

src/front-matter.js

@@ -96,7 +96,9 @@ export function mergeFromYMLFrontmatter(target, source) {
   target.authors = source.authors.map( (authorObject) => new Author(authorObject));
   target.katex = source.katex;
   target.password = source.password;
-  target.doi = source.doi;
+  if (source.doi) {
+    target.doi = source.doi;
+  }
 }
 
 export class FrontMatter {
@@ -161,6 +163,7 @@ export class FrontMatter {
     //  githubCompareUpdatesUrl: 'https://github.com/distillpub/post--augmented-rnns/compare/1596e094d8943d2dc0ea445d92071129c6419c59...3bd9209e0c24d020f87cf6152dcecc6017cbc193',
     //  updatedDate: 2017-03-21T07:13:16.000Z,
     //  doi: '10.23915/distill.00001',
+    this.doi = undefined;
     this.publishedDate = undefined;
   }
 
@@ -319,6 +322,7 @@ export class FrontMatter {
     Object.assign(target, this);
     target.bibliography = objectFromMap(this.bibliographyEntries);
     target.url = this.url;
+    target.doi = this.doi;
     target.githubUrl = this.githubUrl;
     target.previewURL = this.previewURL;
     if (this.publishedDate) {

src/helpers/citation.js

@@ -61,9 +61,11 @@ function author_string(ent, template, sep, finalSep){
     if (name.indexOf(',') != -1){
       var last = name.split(',')[0].trim();
       var firsts = name.split(',')[1];
-    } else {
+    } else if (name.indexOf(' ') != -1) {
       var last = name.split(' ').slice(-1)[0].trim();
       var firsts = name.split(' ').slice(0,-1).join(' ');
+    } else {
+      var last = name.trim();
     }
     var initials = '';
     if (firsts != undefined) {
@@ -72,7 +74,8 @@ function author_string(ent, template, sep, finalSep){
     }
     return template.replace('${F}', firsts)
       .replace('${L}', last)
-      .replace('${I}', initials);
+      .replace('${I}', initials)
+      .trim(); // in case one of first or last was empty
   });
   if (names.length > 1) {
     var str = name_strings.slice(0, names.length-1).join(sep);