diff sites/all/modules/ctools/ctools_plugin_example/plugins/contexts/relcontext.inc @ 0:ff03f76ab3fe

initial version

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sites/all/modules/ctools/ctools_plugin_example/plugins/contexts/relcontext.inc	Wed Aug 21 18:51:11 2013 +0100
@@ -0,0 +1,83 @@
+<?php
+
+/**
+ * @file
+ * Sample ctools context type plugin that
+ * is used in this demo to create a relcontext from an existing simplecontext.
+ */
+
+/**
+ * Plugins are described by creating a $plugin array which will be used
+ * by the system that includes this file.
+ */
+$plugin = array(
+  'title' => t("Relcontext"),
+  'description' => t('A relcontext object.'),
+  // Function to create the relcontext.
+  'context' => 'ctools_plugin_example_context_create_relcontext',
+  // Function that does the settings.
+  'settings form' => 'relcontext_settings_form',
+  'keyword' => 'relcontext',
+  'context name' => 'relcontext',
+);
+
+/**
+ * Create a context, either from manual configuration (form) or from an argument on the URL.
+ *
+ * @param $empty
+ *   If true, just return an empty context.
+ * @param $data
+ *   If from settings form, an array as from a form. If from argument, a string.
+ * @param $conf
+ *   TRUE if the $data is coming from admin configuration, FALSE if it's from a URL arg.
+ *
+ * @return
+ *   a Context object.
+ */
+function ctools_plugin_example_context_create_relcontext($empty, $data = NULL, $conf = FALSE) {
+  $context = new ctools_context('relcontext');
+  $context->plugin = 'relcontext';
+  if ($empty) {
+    return $context;
+  }
+  if ($conf) {
+    if (!empty($data)) {
+      $context->data = new stdClass();
+      // For this simple item we'll just create our data by stripping non-alpha and
+      // adding 'sample_relcontext_setting' to it.
+      $context->data->description = 'relcontext_from__' . preg_replace('/[^a-z]/i', '', $data['sample_relcontext_setting']);
+      $context->data->description .= '_from_configuration_sample_simplecontext_setting';
+      $context->title = t("Relcontext context from simplecontext");
+      return $context;
+    }
+  }
+  else {
+    // $data is coming from an arg - it's just a string.
+    // This is used for keyword.
+    $context->title = "relcontext_" . $data->data->description;
+    $context->argument = $data->argument;
+    // Make up a bogus context.
+    $context->data = new stdClass();
+    // For this simple item we'll just create our data by stripping non-alpha and
+    // prepend 'relcontext_' and adding '_created_from_from_simplecontext' to it.
+    $context->data->description = 'relcontext_' . preg_replace('/[^a-z]/i', '', $data->data->description);
+    $context->data->description .= '_created_from_simplecontext';
+    return $context;
+  }
+}
+
+function relcontext_settings_form($conf, $external = FALSE) {
+  $form = array();
+
+  $form['sample_relcontext_setting'] = array(
+    '#type' => 'textfield',
+    '#title' => t('Relcontext setting'),
+    '#size' => 50,
+    '#description' => t('Just an example setting.'),
+    '#default_value' => !empty($conf['sample_relcontext_setting']) ? $conf['sample_relcontext_setting'] : '',
+    '#prefix' => '<div class="clear-block no-float">',
+    '#suffix' => '</div>',
+  );
+  return $form;
+}
+