--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/modules/dnd_test/dnd_test.module	Wed Mar 11 22:52:20 2009 -0500
@@ -0,0 +1,175 @@
+<?php
+
+/**
+ * Implementation of hook_menu().
+ */
+function dnd_test_menu() {
+  $items = array();
+  $items['dnd-test/library'] = array(
+    'title' => 'Drag and drop test library',
+    'page callback' => 'dnd_test_library',
+    'access arguments' => array('access dnd test library'),
+  );
+  return $items;
+}
+
+/**
+ * Implementation of hook_perm().
+ */
+function dnd_test_perm() {
+  return array('access dnd test library');
+}
+
+/**
+ * Implementation of hook_form_alter().
+ *
+ * This demonstrates how to attach Drag and Drop to a given textarea.
+ */
+function dnd_test_form_alter(&$form, &$form_state) {
+  if ($form['#id'] == 'node-form' && $form['type']['#value'] == 'page') {
+    drupal_add_css(drupal_get_path('module', 'dnd_test') .'/dnd_test.css');
+    $form['body_field']['body']['#dnd-enabled'] = TRUE;
+    $form['body_field']['body']['#dnd-settings'] = array(
+      'drop_selector' => '#edit-body-dnd-library .drop',
+      'url' => 'dnd-test/library',
+    );
+    $form['body_field']['body']['#rows'] = 28;
+  }
+}
+
+/**
+ * Implementation of hook_theme().
+ */
+function dnd_test_theme() {
+  return array(
+    'dnd_editor_item'  => array(
+      'arguments' => array('i' => NULL, 'size' => NULL),
+      'template'  => 'dnd-editor-item',
+    ),
+    'dnd_library_item' => array(
+      'arguments' => array('i' => NULL), 
+      'template'  => 'dnd-library-item',
+    ),
+    'dnd_library_preview' => array(
+      'arguments' => array('i' => NULL),
+      'template'  => 'dnd-library-preview',
+    ),
+    'dnd_library_header' => array(
+      'arguments' => array('page' => NULL),
+      'template'  => 'dnd-library-header',
+    ),
+  );
+}
+
+/**
+ * Page callback that returns some JSON
+ */
+function dnd_test_library() {
+  $page = ($_GET['page']) ? $_GET['page'] : 1;
+  $test_library = dnd_test_generate_library($page);
+  return drupal_json(array(
+    'header'  => theme('dnd_library_header', $page),
+    'library' => $test_library['library'],
+    'editor_representations' => $test_library['editor_representations'],
+    'library_previews' => $test_library['library_previews'],
+    'footer'  => '<div class="pager">'. l(t('1'), 'dnd-test/library') . ' '. l(t('2'), 'dnd-test/library', array('query' => array('page' => 2))) .'</div>',
+  ));
+}
+
+/**
+ * Create contrived output
+ */
+function dnd_test_generate_library($page = 1, $limit = 8) {
+  $start = ($page * $limit) - ($limit); 
+  $end   = $page * $limit;
+
+  $library = '';
+  $editor_representations = array();
+  $library_previews = array();
+  for ($i=$start + 1; $i < $end + 1; $i++) {
+    $library .= theme('dnd_library_item', $i);
+    $editor_representations += dnd_editor_items($i);
+    $library_previews['dnd-test-'. $i] = theme('dnd_library_preview', $i);
+  }
+  return array(
+    'library' => $library,
+    'editor_representations' => $editor_representations,
+    'library_previews' => $library_previews,
+  );
+}
+
+/**
+ * Theme wrapper that spins out multiple library representations for a given
+ * editor representation.  This is because we want to demonstrate how to allow
+ * for multiple versions (i.e. different sizes) of a single item
+ */
+function dnd_editor_items($i) {
+  $item = array();
+  foreach(array(t('S'), t('M'), t('L')) as $size) {
+    $item[$i .'-'. $size] = array(
+      'body' => theme('dnd_editor_item', $i, $size),
+      'title' => 'Item '. $i .'-S',
+    );
+  }
+  return $item;
+}
+
+/**
+ * Completely contrived library preview theme function
+ */
+function template_preprocess_dnd_library_preview(&$variables) {
+  template_preprocess_dnd_library_item($variables);
+
+  $variables['id'] = 'dnd-preview-'. $variables['i'];
+  $variables['image'] = '<img src="http://'. $_SERVER['HTTP_HOST'] . base_path() . drupal_get_path('module', 'dnd_test') .'/img/item-'. $variables['img_num'] .'-S.jpg" class="drop" width="125" height="94" />';
+
+  $variables['description'] = 'Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.';
+}
+
+
+/**
+ * Completely contrived edit item theme function
+ */
+function template_preprocess_dnd_library_item(&$variables) {
+  global $_SERVER;
+
+  $i = $variables['i'];
+
+  if ($i % 3 == 0) {
+    $img = 3;
+  }
+  else if ($i % 2 == 0) {
+    $img = 2;
+  }
+  else {
+    $img = 1;
+  }
+
+  $variables['img_num'] = $img;
+  $variables['id'] = 'dnd-test-'. $i;
+  $variables['image'] = '<img src="http://'. $_SERVER['HTTP_HOST'] . base_path() . drupal_get_path('module', 'dnd_test') .'/img/item-'. $img .'-thumb.jpg?dnd_id='. $i .'-M" class="drop" />';
+  $variables['title'] = t('Lorem Ipsum @count', array('@count' => $i));
+  $variables['date'] = 'Feb 18 2009';
+  $variables['author'] = 'David Eads';
+  foreach(array(t('S'), t('M'), t('L')) as $size) {
+    $sizes[] = '<img src="http://'. $_SERVER['HTTP_HOST'] . base_path() . drupal_get_path('module', 'dnd_test') .'/img/icon/'. $size .'.png?dnd_id='. $i .'-'. $size .'" class="drop" />';
+  }
+  $variables['sizes'] = '<ul><li>'. implode('</li><li>', $sizes) .'</li></ul>';
+}
+
+function template_preprocess_dnd_editor_item(&$variables) {
+  list($i, $size) = array($variables['i'], $variables['size']);
+
+  if ($i % 3 == 0) {
+    $img = 3;
+  }
+  else if ($i % 2 == 0) {
+    $img = 2;
+  }
+  else {
+    $img = 1;
+  }
+  $variables['image'] = theme('image', drupal_get_path('module', 'dnd_test') .'/img/item-'. $img .'-'. $size .'.jpg', '', '', array('class' => 'dnd-dropped', 'id' => 'dnd-id-'. $i));
+}
+
+function template_preprocess_dnd_library_header(&$variables) {}