/**
     * sets up a context switcher for edit forms
     *
     * @access  protected
     * @param  EE_Message_Template_Group $template_object the template group object being displayed on the form
     * @param array $args various things the context switcher needs.
     * @return void
     */
    protected function _set_context_switcher(EE_Message_Template_Group $template_group_object, $args)
    {
        $context_details = $template_group_object->contexts_config();
        $context_label = $template_group_object->context_label();
        ob_start();
        ?>
		<div class="ee-msg-switcher-container">
			<form method="get" action="<?php 
        echo EE_MSG_ADMIN_URL;
        ?>
" id="ee-msg-context-switcher-frm">
				<?php 
        foreach ($args as $name => $value) {
            if ($name == 'context' || empty($value) || $name == 'extra') {
                continue;
            }
            ?>
						<input type="hidden" name="<?php 
            echo $name;
            ?>
" value = "<?php 
            echo $value;
            ?>
" />
						<?php 
        }
        //setup nonce_url
        wp_nonce_field($args['action'] . '_nonce', $args['action'] . '_nonce', false);
        ?>
				<select name="context">
					<?php 
        $context_templates = $template_group_object->context_templates();
        if (is_array($context_templates)) {
            foreach ($context_templates as $context => $template_fields) {
                $checked = $context == $args['context'] ? 'selected="selected"' : '';
                ?>
					<option value="<?php 
                echo $context;
                ?>
" <?php 
                echo $checked;
                ?>
><?php 
                echo $context_details[$context]['label'];
                ?>
</option>
					<?php 
            }
        }
        ?>
				</select>
				<?php 
        $button_text = sprintf(__('Switch %s', 'event_espresso'), ucwords($context_label['label']));
        ?>
				<input id="submit-msg-context-switcher-sbmt" class="button-secondary" type="submit" value="<?php 
        echo $button_text;
        ?>
">
			</form>
			<?php 
        echo $args['extra'];
        ?>
		</div> <!-- end .ee-msg-switcher-container -->
		<?php 
        $output = ob_get_contents();
        ob_clean();
        $this->_context_switcher = $output;
    }
 /**
  *  Retrieves formatted array of template information for each context specific to the given  EE_Message_Template_Group
  *
  * @param   EE_Message_Template_Group
  *
  * @return  array   The returned array is in this structure:
  *                  array(
  *                      'field_name' => array(
  *                          'context' => 'content'
  *                      )
  *                  )
  */
 protected function _get_templates(EE_Message_Template_Group $message_template_group)
 {
     $templates = array();
     $context_templates = $message_template_group->context_templates();
     foreach ($context_templates as $context => $template_fields) {
         foreach ($template_fields as $template_field => $template_obj) {
             if (!$template_obj instanceof EE_Message_Template) {
                 continue;
             }
             $templates[$template_field][$context] = $template_obj->get('MTP_content');
         }
     }
     return $templates;
 }