removed download link and pdf and image previewers as they do not wor…

…k in Dataverse context

previewers/betatest/js/ro-crate-dynamic.js

@@ -1,6 +1,10 @@
 /*
 Based on https://github.com/Language-Research-Technology/ro-crate-html-js
-copied from https://unpkg.com/[email protected]/dist/ro-crate-dynamic.js (resolved https://unpkg.com/ro-crate-html-js/dist/ro-crate-dynamic.js) with added call to load() function at the line 135
+copied from https://unpkg.com/[email protected]/dist/ro-crate-dynamic.js (resolved https://unpkg.com/ro-crate-html-js/dist/ro-crate-dynamic.js) 
+Changes from original:
+  - added call to load() function at the line 139
+  - removed download link for the files, as it does not work in the context of the Dataverse previewer (line 427)
+  - removed image and pdf previewers, as it does not work in the context of the Dataverse previewer (line 491)
 */
 
 (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
@@ -420,9 +424,9 @@ copied from https://unpkg.com/[email protected]/dist/ro-crate-dynamic.js (
                   }
               }
               }   
-          } else if ( types.includes("File") || types.includes("ImageObject") || types.includes("MediaObject") || path === "ro-crate-metadata.jsonld"){
+          } /*else if ( types.includes("File") || types.includes("ImageObject") || types.includes("MediaObject") || path === "ro-crate-metadata.jsonld"){
               view = "⬇️ Download: ";
-          } 
+          } */
           if (view){
              idLink += `<a href="${path}">${view}</a>`; 
           }
@@ -484,13 +488,13 @@ copied from https://unpkg.com/[email protected]/dist/ro-crate-dynamic.js (
                   previews += `<iframe src='${p}' width='100%' height='500'></iframe>`;
               } else if (p.match(/(\.mp3)|(\.ogg?)|(\.wav)$/i)){
                 previews += `<audio controls><source src='${p}'/></audio>`;
-              } else if (p.match(/(\.jpe?g)|(\.png)$/i)){
+              } /*else if (p.match(/(\.jpe?g)|(\.png)$/i)){
                  previews += `<img width='100%' style='object-fit: contain' src='${p}'/>`;
                } 
                else if (p.match(/pdf$/i)){
                   previews += `<embed  src="${p}" type="application/pdf" width="100%" height="600px" />`;
 
-               } 
+               } */
           }
           return previews;
       }