diff sites/all/modules/ctools/plugins/relationships/term_from_node.inc @ 0:ff03f76ab3fe

initial version

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sites/all/modules/ctools/plugins/relationships/term_from_node.inc	Wed Aug 21 18:51:11 2013 +0100
@@ -0,0 +1,60 @@
+<?php
+
+/**
+ * @file
+ * Plugin to provide an relationship handler for term from node.
+ */
+
+/**
+ * Plugins are described by creating a $plugin array which will be used
+ * by the system that includes this file.
+ */
+$plugin = array(
+  'title' => t('Term from node'),
+  'keyword' => 'term',
+  'description' => t('Adds a taxonomy term from a node context; if multiple terms are selected, this will get the "first" term only.'),
+  'required context' => new ctools_context_required(t('Node'), 'node'),
+  'context' => 'ctools_term_from_node_context',
+  'edit form' => 'ctools_term_from_node_settings_form',
+  'defaults' => array('vid' => ''),
+);
+
+/**
+ * Return a new context based on an existing context.
+ */
+function ctools_term_from_node_context($context, $conf) {
+  // If unset it wants a generic, unfilled context, which is just NULL.
+  if (empty($context->data)) {
+    return ctools_context_create_empty('entity:taxonomy_term', NULL);
+  }
+
+  if (isset($context->data->taxonomy)) {
+    foreach ($context->data->taxonomy as $term) {
+      if ($term->vid == $conf['vid']) {
+        return ctools_context_create('entity:taxonomy_term', $term);
+      }
+    }
+  }
+}
+
+/**
+ * Settings form for the relationship.
+ */
+function ctools_term_from_node_settings_form($form, &$form_state) {
+  $conf = $form_state['conf'];
+
+  $options = array();
+  foreach (taxonomy_get_vocabularies() as $vid => $vocabulary) {
+    $options[$vid] = $vocabulary->name;
+  }
+  $form['vid'] = array(
+    '#title' => t('Vocabulary'),
+    '#type' => 'select',
+    '#options' => $options,
+    '#default_value' => $conf['vid'],
+    '#prefix' => '<div class="clearfix">',
+    '#suffix' => '</div>',
+  );
+
+  return $form;
+}