materio-base-d7/sites/all/modules/gui/idmaterio/idmaterio.module

<?php
/**
 * @file
 * This is the file description for Idmaterio module.
 *
 * In this more verbose, multi-line description, you can specify what this
 * file does exactly. Make sure to wrap your documentation in column 78 so
 * that the file can be displayed nicely in default-sized consoles.
 */


function computed_field_field_identifiant_compute(&$entity_field, $entity_type, $entity, $field, $instance, $langcode, $items) {
	// dsm('-- computed --');
	// dsm($entity_field, '$entity_field');
	// dsm($entity_type, '$entity_type');
	// dsm($entity, '$entity');
	// dsm($field, '$field');
	// dsm($instance, '$instance');
	// dsm($items, '$items');

	// dsm($entity_field[0]['value'], 'entity_field value');
	
	if (!empty($entity_field[0]['value'])) {  // the node is not new

	  return $entity_field[0]['value'];
	}
	else {  // the node is new
	  // get all same entities in same family
		$query = new EntityFieldQuery();
		$query
			->entityCondition('entity_type', $entity_type)
			->entityCondition('bundle', $entity->type)
			->fieldCondition('field_famille', 'value', $entity->field_famille['und'][0]['value']);
		$result = $query->execute();
		if(is_array($result[$entity_type])){
			$entities = entity_load($entity_type, array_keys($result[$entity_type]));

			// get identifiants fo these entities
			$ids = array();
			foreach ($entities as $id => $e) {
				$identifiant = field_view_field($entity_type, $e, 'field_identifiant');
				$ids[] = $identifiant[0]['#markup'] ? intval($identifiant[0]['#markup']) : 0;
			}
			sort($ids);

			$value = strval(array_pop($ids) + 1);
		}else{
			$value = '1';
		}

		// parse the value to a string as 0023 or 4458 or 0001
		$value_parts = str_split($value);
		while (count($value_parts) < 4) {
			array_unshift($value_parts, "0");
		}

			// record the result
			$entity_field[0]['value'] = implode('', $value_parts);
	}
}

function computed_field_field_identifiant_display($field, $entity_field_item, $entity_lang = "en", $langcode = "en") {
	return $entity_field_item['value'];
}

function computed_field_field_reference_materio_compute(&$entity_field, $entity_type, $entity, $field, $instance, $langcode, $items) {
	// dsm('-- computed --');
	// 	dsm($entity_field, '$entity_field');
	// 	dsm($entity_type, '$entity_type');
	// 	dsm($entity, '$entity');
	// 	dsm($field, '$field');
	// 	dsm($instance, '$instance');
	// 	dsm($items, '$items');
	if (!empty($entity_field[0]['value'])) {  // the node is not new
	  return $entity_field[0]['value'];
	}
	else {  // the node is new
		$entity_field[0]['value'] = $entity->field_famille['und'][0]['value'].'-'.$entity->field_identifiant['und'][0]['value'];
	}
	
}

function computed_field_field_reference_materio_display($field, $entity_field_item, $entity_lang = "en", $langcode = "en") {
	return $entity_field_item['value'];
}

/**
 * Implements hook_form_alter().
 */
function idmaterio_form_alter(&$form, &$form_state, $form_id) {
	if($form_id == "materiau_node_form"){
		// dsm($form, '$form');
		// dsm($form_state, '$form_state');
		$ref = $form['field_reference_materio']['und'][0]['value']['#default_value'];
		if($ref != ''){
			$title = t('Edit').' '.$form['title']['#default_value'].' ('.$form['type']['#value'].' '.$ref.')';
			// dsm($title, '$title');

			drupal_set_title($title);

			$form['reference'] = array(
			  '#markup' => t('Materio Reference').' : <span>'.$ref.'</span>',
			  '#prefix' => '<div class="form-item materio-ref">',
			  '#suffix' => '</div>',
			);
			$form['reference']['#placement'] = array(
		    'region' => 'right',
		    'weight' => 0,
		    'has_required' => FALSE,
		    'hidden' => FALSE,
		  );
		
			// dsm(synonyms_get_synonyms(4346), 'synonyms_get_synonyms');
			// dsm(synonyms_get_synonym_root('fenouille'), 'synonyms_get_synonym_root');
			//dsm(synonyms_node_update_index($form['#node']));
		
		}
		
	}
}