Adds support max_author_limit

_config.yml

@@ -234,6 +234,8 @@ scholar:
 
 filtered_bibtex_keywords: [abbr, abstract, arxiv, bibtex_show, html, pdf, selected, supp, blog, code, poster, slides, website] # Filter out certain bibtex entry keywords used internally from the bib output
 
+max_author_limit: # maximum number of authors to be shown, other authors will be visible on hover, leave blank to show all authors
+
 # -----------------------------------------------------------------------------
 # Responsive WebP Images
 # -----------------------------------------------------------------------------

_layouts/bib.html

@@ -21,7 +21,15 @@
           <div class="title">{{entry.title}}</div>
           <!-- Author -->
           <div class="author">
-          {%- for author in entry.author_array -%}
+          {% assign author_array_size = entry.author_array | size %}
+
+          {%- if site.max_author_limit and author_array_size > site.max_author_limit %}
+            {% assign author_array_limit = site.max_author_limit %}
+          {% else %}
+            {% assign author_array_limit = author_array_size %}
+          {% endif %}
+
+          {%- for author in entry.author_array limit: author_array_limit -%}
             {%- assign author_is_self = false -%}
             {%- if author.last == site.scholar.last_name%}
               {%- if site.scholar.first_name contains author.first -%}
@@ -57,17 +65,32 @@
                 {%- endif -%}
               {%- else -%}
                 {% if author_is_self -%}
-                  and <em>{{author.last}}, {{author.first}}</em>
+                  {%- if author_array_limit == author_array_size %}and {% endif %}
+                  <em>{{author.last}}, {{author.first}}</em>
                 {% else -%}
                   {%- if coauthor_url -%}
-                    and <a href="{{coauthor_url}}">{{author.last}}, {{author.first}}</a>
+                    {%- if author_array_limit == author_array_size %}and {% endif %}
+                  <a href="{{coauthor_url}}">{{author.last}}, {{author.first}}</a>
                   {% else -%}
-                    and {{author.last}}, {{author.first}}
+                    {%- if author_array_limit == author_array_size %}and {% endif %}
+                    {{author.last}}, {{author.first}}
                   {%- endif -%}
                 {%- endif -%}
               {%- endunless -%}
             {%- endif -%}
           {%- endfor %}
+
+          {% assign more_authors = author_array_size | minus: author_array_limit %}
+
+          {%- if author_array_limit < author_array_size %}
+            and 
+            <a class="author" title="
+              {%- for author in entry.author_array offset: author_array_limit -%}
+                {{author.last}}, {{author.first}}{% unless forloop.last %}, {% endunless %}
+              {%- endfor -%}
+            ">{{ more_authors }} more author{% if more_authors > 1 %}s{% endif %}.</a>
+          {% endif %}
+
           </div>
 
           <!-- Journal/Book title and date -->