tripal/theme_tripal/tripal_feature/tripal_feature_libraries.tpl.php

<?php
$feature = $variables['node']->feature;

// expand the feature object to include the libraries from the library_feature
// table in chado.
$feature = tripal_core_expand_chado_vars($feature,'table','library_feature');

// get the references. if only one reference exists then we want to convert
// the object into an array, otherwise the value is an array
$library_features = $feature->library_feature;
if (!$library_features) {
   $library_features = array();
} elseif (!is_array($library_features)) { 
   $library_features = array($library_features); 
}

?>
<div id="tripal_feature-libraries-box" class="tripal_feature-info-box tripal-info-box">
  <div class="tripal_feature-info-box-title tripal-info-box-title">Libraries</div>
  <div class="tripal_feature-info-box-desc tripal-info-box-desc">This <?php print $feature->type_id->name ?> is derived, or can be located in the following libraries</div>
  <?php if(count($library_features) > 0){ ?>
  <table id="tripal_feature-libraries-table" class="tripal_feature-table tripal-table tripal-table-horz">
    <tr>
      <th>Library Name</th>
      <th>Type</th>
    </tr>
    <?php
    $i = 0; 
    foreach ($library_features as $library_feature){
      $class = 'tripal-table-odd-row';
      if($i % 2 == 0 ){
         $class = 'tripal-table-even-row';
      }
      ?>
      <tr class="<?php print $class ?>">
        <td><?php 
          if($library_feature->library_id->nid){
             print "<a href=\"". url("node/".$library_feature->library_id->nid) . "\">".$library_feature->library_id->name."</a>";
          } else {
             print $library_feature->library_id->name;
          }
        ?>
        </td>
        <td><?php 
            if ($library_feature->library_id->type_id->name == 'cdna_library') {
               print 'cDNA';
            } else if ($library_feature->library_id->type_id->name == 'bac_library') {
               print 'BAC';
            } else {
               print $library_feature->library_id->type_id->name;
            }
          ?>
        </td>
      </tr>
      <?php
      $i++;  
    } ?>
  </table>
  <?php } else { ?>
    <div class="tripal-no-results">There are no libraries</div> 
  <?php }?>
</div>