basic object update. added items to datastreams array, added fieldset for file details, added table with datastream details to fieldset

css/islandora.theme.css

@@ -13,19 +13,24 @@ dl.islandora-object-tn {
   float: left;
   width: 20.8333%;
   padding: 0 10px 0 0;
-  margin: 0;
+  margin: 1.5em 0;
 }
 
 dl.islandora-object-fields {
   float: right;
   width:79.1666%;
-  border-top:3px solid #ddd;
+  border-top:0px solid #ddd;
+  margin: 1.5em 0;
 }
 
 .islandora-object-fields dt {
   font-weight: bold;
 }
 
+.islandora-object-fields dt.first {
+  border-top:0;
+}
+
 .islandora-object-fields dt,
 .islandora-object-fields dd {
   padding:6px 2% 4px;

islandora-object.tpl.php

@@ -57,7 +57,7 @@
  *    $ds->size              - The size of the datastream
  *    $ds->checksum          - The checksum of the datastream
  *    $ds->checksumType      - The type of checksum for the datastream.
- *    $ds->createdDate       - The created date
+ *    $ds->createdDate->format("Y-m-d") - The created date with an option to use a format of your choice
  *    $ds->content           - The content of the datastream
  *    $ds->url               - The URL. This is only valid for R and E datastreams. 
  * 
@@ -121,22 +121,28 @@ drupal_set_title($islandora_object->label);
       <?php $row_field++; ?>
       <?php endforeach; ?>
     </dl>
-  <table>
-    <?php foreach($islandora_object as $ds): ?>
+</div>
+<fieldset class="collapsible collapsed" style="display: block; clear:both">
+<legend><span class="fieldset-legend">File Details</span></legend>
+  <div class="fieldset-wrapper">
+<table>
+  <tr>
+    <th>ID</th>
+    <th>Label</th>
+    <th>Size</th>
+    <th>Mimetype</th>
+    <th>Created</th> 
+  </tr>
+  <?php foreach($datastreams as $key => $value): ?>
   <tr>
-      <td>
-        <?php print $ds->id; ?>
-      </td>
-      <td>
-        <?php print $ds->label; ?>
-      </td>
-      <td>
-        <?php print $ds->controlGroup; ?>
-      </td>
-      <td>
-        <?php print $ds->mimetype; ?>
-      </td>
+    <td><?php print $value['id']; ?></td>
+    <td><?php print $value['label_link']; ?></td>
+    <td><?php print $value['size']; ?></td>
+    <td><?php print $value['mimetype']; ?></td>
+    <td><?php print $value['created_date']; ?></td>
   </tr>
   <?php endforeach; ?>
-  </table>
+</table>
 </div>
+</fieldset>
+

islandora.module

@@ -595,6 +595,8 @@ function islandora_permission() {
  * @param array $variables 
  */
 function islandora_preprocess_islandora_default(&$variables) {
+  drupal_add_js('misc/form.js');
+  drupal_add_js('misc/collapse.js');
   $islandora_object = $variables['islandora_object'];
   $repository = $islandora_object->repository;
   module_load_include('inc', 'islandora', 'includes/islandora_dublin_core');
@@ -609,7 +611,22 @@ function islandora_preprocess_islandora_default(&$variables) {
     $variables['parent_collections'][$pid]['label'] = $object->label;
     $variables['parent_collections'][$pid]['url'] = url('islandora/object/' . $object->id);
   }
-
+  $datastreams = array();
+  foreach ($islandora_object as $ds) {
+    $pid = $islandora_object->id;
+    $id = $ds->id;
+    $label = $ds->label;
+    $download_path = 'islandora/object/' . $pid . '/datastream/' . $id . '/download';
+    $datastreams[$id]['id'] = $id;
+    $datastreams[$id]['label'] = $label;
+    $datastreams[$id]['label_link'] = l($label, $download_path);
+    $datastreams[$id]['download_url'] = $download_path;
+    $datastreams[$id]['mimetype'] = $ds->mimetype;
+    $datastreams[$id]['size'] = bytesToSize($ds->size);
+    $datastreams[$id]['created_date'] = $ds->createdDate->format("Y-m-d");
+    $datastreams[$id]['class'] = strtolower(preg_replace('/[^A-Za-z0-9]/', '-', $id));
+  }
+  $variables['datastreams'] = $datastreams;
   try {
     $dc = $islandora_object['DC']->content;
     //$dc_xml = simplexml_load_string($dc);
@@ -626,6 +643,38 @@ function islandora_preprocess_islandora_default(&$variables) {
   }
 }
 
+/**
+ * Convert bytes to human readable format
+ *
+ * @param integer bytes Size in bytes to convert
+ * @return string
+ */
+function bytesToSize($bytes, $precision = 2)
+{  
+    $kilobyte = 1024;
+    $megabyte = $kilobyte * 1024;
+    $gigabyte = $megabyte * 1024;
+    $terabyte = $gigabyte * 1024;
+   
+    if (($bytes >= 0) && ($bytes < $kilobyte)) {
+        return $bytes . ' B';
+ 
+    } elseif (($bytes >= $kilobyte) && ($bytes < $megabyte)) {
+        return round($bytes / $kilobyte, $precision) . ' KB';
+ 
+    } elseif (($bytes >= $megabyte) && ($bytes < $gigabyte)) {
+        return round($bytes / $megabyte, $precision) . ' MB';
+ 
+    } elseif (($bytes >= $gigabyte) && ($bytes < $terabyte)) {
+        return round($bytes / $gigabyte, $precision) . ' GB';
+ 
+    } elseif ($bytes >= $terabyte) {
+        return round($bytes / $terabyte, $precision) . ' TB';
+    } else {
+        return $bytes . ' B';
+    }
+}
+
 /**
  * a helper function to get a connection and return an object
  * @global object $user