first import

sites/all/modules/delta/plugins/context/context_reaction_delta.inc

@@ -0,0 +1,58 @@
+<?php
+
+/**
+ * Expose themes as context reactions.
+ */
+class context_reaction_delta extends context_reaction {
+  /**
+   * @todo
+   */
+  function options_form($context) {
+    $values = $this->fetch_from_context($context);
+    $options = _delta_options();
+    
+    $form = array(
+      '#tree' => TRUE,
+      '#title' => t('Delta Override Template'),
+    );
+    
+    $form['delta_template'] = array(
+      '#type' => count($options) > 10 ? 'select' : 'radios',
+      '#title' => t('Select Custom theme settings template.'),
+      '#description' => empty($options) ? t('There are no valid (enabled) Delta templates available.') : t('The theme settings of the selected Delta template will override the default theme settings for all pages that match this context.'),
+      '#default_value' => isset($values['delta_template']) ? $values['delta_template'] : NULL,
+      '#options' => $options,
+    );
+    
+    return $form;
+  }
+
+  /**
+   * @todo
+   */
+  function execute() {
+    foreach (context_active_contexts() as $context) {
+      if (!empty($context->reactions['delta']['delta_template'])) {
+        $template = $context->reactions['delta']['delta_template'];
+        
+        if (delta_enabled($template)) {
+          delta_inject($template);      
+        }
+      }
+    }
+  }
+}
+
+/**
+ * @todo
+ */
+function _delta_options() {  
+  $options = array();
+  foreach (delta_load_all() as $item) {
+    if (delta_enabled($item->machine_name)) {
+      $options[$item->machine_name] = $item->name;
+    }
+  }
+  
+  return $options;
+}