materio-base-d7/sites/all/themes/gui/materiobasetheme/preprocess/node.pre.php

<?php 

// dsm($vars);
$node = $vars['node'];



// $classes = array();
$vars['classes_array'][] = 'node-'.$node->nid;
// $vars['classes_array'][] = 'node type-'.$node->type;
$vars['classes_array'][] = 'vm-'.$vars['view_mode'];
// $classes[] = 'node-' . $vars['type'] . '-' . $vars['view_mode'];

if($vars['sticky'])
  $vars['classes_array'][] = "sticky";

if (!$vars['status'])
  $vars['classes_array'][] = "unpublished";

if (isset($vars['flags']))
  $vars['classes_array'][] = "flaged";

// $vars['classes_array'][] = $hook.' '.$hook.'-'.$vars['zebra'];

if (isset($vars['workflow']))
  $vars['classes_array'][] = "workflow-".$vars['workflow'];


$vars['theme_hook_suggestions'][] = 'node__'.$vars['view_mode'];
$vars['theme_hook_suggestions'][] = 'node__' . $vars['type'] . '__' . $vars['view_mode'];

if($vars['view_mode'] == 'bookmark')
	unset($vars['content']['links']);

// dsm($vars);


if($vars['type'] == 'didactique'){
	// dsm($node, 'node');
	if(!empty($node->field_emvideo))
		$vars['classes_array'][] = "emvideo";
}