? xspf_playlist_thumb.patch
Index: xspf_playlist_thumb.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/xspf_playlist/xspf_playlist_thumb/xspf_playlist_thumb.module,v
retrieving revision 1.1.2.3.2.1
diff -u -p -r1.1.2.3.2.1 xspf_playlist_thumb.module
--- xspf_playlist_thumb.module	14 Dec 2008 19:06:32 -0000	1.1.2.3.2.1
+++ xspf_playlist_thumb.module	13 Feb 2009 23:49:15 -0000
@@ -15,10 +15,46 @@ function xspf_playlist_thumb_get_attache
         $thumbs[] = $file->filepath;
       }
     }
-    if ($thumbs) {return $thumbs;}
+  return $thumbs?$thumbs:'';
   }
 }
 
+/**
+ * Return an array of files defined in a CCK Imagefield/Filefield field in a node suitable for use as thumbnail images.
+ *
+ * @param $node
+ *   A node object.
+ * @param $field_name
+ *   CCK Field name where is the thumbnail
+ */
+function xspf_playlist_thumb_get_cck_imagefield_files($node,$field_name) {
+  if (isset($node->{$field_name})) {
+    $thumbs = array();
+    foreach($node->{$field_name} as $field) {
+      $thumbs[] = $GLOBALS['base_path'] . $field['filepath'];
+    }
+  return $thumbs?$thumbs:'';
+  }
+}
+
+/**
+ * This function gets a list of all CCK fields that can be used for this content type 
+ *
+ */
+function xspf_playlist_thumb_cck_fields($content_type) {
+	// get our content type's field
+	$fields = content_fields(NULL, $content_type);
+	if ($fields) {
+	  foreach ($fields as $name => $field) {
+	    // only bother with specified field types Filefield and Imagefield
+        if (in_array($field['type'], array('image', 'filefield') )) {
+          $return[$field['field_name']] .=  t('CCK !type: !name', array('!type' => $field['type'], '!name' => $field['widget']['label']));
+	    }
+	  }
+	  return $return;
+	}
+}
+
 /* ******************************************************* */
 /* xspf_playlist xspf hooks */
 /* ******************************************************* */
@@ -37,6 +73,7 @@ function xspf_playlist_thumb_xspf_playli
         'xspf_playlist_thumb--1' => t('none'),
         'xspf_playlist_thumb--2' => t('XSPF: Default thumbnail'),
         'xspf_playlist_thumb--3' => t('XSPF: Attached files'),
+        'xspf_playlist_thumb--4' => t('XSPF: CCK Imagefield/Filefield field'),
       );
       return $items;
     break;
@@ -51,7 +88,16 @@ function xspf_playlist_thumb_xspf_playli
         '#prefix' => '<div id="xspf_playlist--2_config" class="xspf_playlist_config_thumb">',
         '#suffix' => '</div>',
       );
-      return $form;
+	  $form['xspf_playlist_thumb_cck_imagefield_field_'. $node->type] = array(
+        '#type' => 'select',
+        '#title' => t('CCK Field Name with the thumbnail'),
+        '#options' => xspf_playlist_thumb_cck_fields($node->type),
+        '#default_value' => variable_get('xspf_playlist_thumb_cck_imagefield_field_'. $node->type, null),
+        '#description' => t('Enter a CCK Imagefield/Filefield Field name with the thumbnail you wish to use'),
+        '#prefix' => '<div id="xspf_playlist--4_config" class="xspf_playlist_config_thumb">',
+        '#suffix' => '</div>',
+      );
+	  return $form;
     break;
 
     case 'return':
@@ -68,6 +114,9 @@ function xspf_playlist_thumb_xspf_playli
           return xspf_playlist_thumb_get_attached_files($node);
         break;
 
+        case 4:
+          return xspf_playlist_thumb_get_cck_imagefield_files($node, variable_get('xspf_playlist_thumb_cck_imagefield_field_'. $node->type, null));
+        break;
       }
     break;
   }