diff --git a/title.core.inc b/title.core.inc index db8a3b1..6fae166 100644 --- a/title.core.inc +++ b/title.core.inc @@ -26,6 +26,11 @@ function title_entity_info() { 'widget' => array( 'weight' => -5, ), + 'display' => array( + 'default' => array( + 'type' => 'hidden', + ), + ), ); $info['node'] = array( @@ -49,6 +54,7 @@ function title_entity_info() { 'label' => t('Name'), 'description' => t('A field replacing taxonomy term name.'), ) + $instance, + 'preprocess_key' => 'term_name', ), 'description' => array( 'field' => array( @@ -82,6 +88,7 @@ function title_entity_info() { 'label' => t('Subject'), 'description' => t('A field replacing comment subject.'), ) + $instance, + 'preprocess_key' => 'title', ), ), ); @@ -147,3 +154,48 @@ function title_field_text_with_summary_sync_set($entity_type, $entity, $legacy_f $wrapper->language($langcode); $wrapper->{$info['field']['field_name']}->set($value); } + +/** + * Process variables for page.tpl.php. + */ +function title_process_page(&$variables) { + // Ugly but necessary: there is no standardized way to tell if the current + // page is an entity view page. This information should be injected here in + // some form by entity-defining modules. + $entity_types = array( + 'comment' => 1, + 'node' => 1, + 'taxonomy_term' => 2, + ); + + foreach ($entity_types as $entity_type => $position) { + if ($entity = menu_get_object($entity_type, $position)) { + break; + } + } + + if ($entity) { + title_field_replacement_hide_label($entity_type, $entity, $variables, TRUE); + } +} + +/** + * Process variables for node.tpl.php. + */ +function title_process_node(&$variables) { + title_field_replacement_hide_label('node', $variables['node'], $variables); +} + +/** + * Process variables for taxonomy-term.tpl.php. + */ +function title_process_taxonomy_term(&$variables) { + title_field_replacement_hide_label('taxonomy_term', $variables['term'], $variables); +} + +/** + * Process variables for comment.tpl.php. + */ +function title_process_comment(&$variables) { + title_field_replacement_hide_label('comment', $variables['comment'], $variables); +} diff --git a/title.module b/title.module index 5aea248..4fdda2a 100644 --- a/title.module +++ b/title.module @@ -47,6 +47,7 @@ function title_entity_info_alter(&$info) { // Support add explicit support for entity_label(). if (isset($entity_info['entity keys']['label']) && $entity_info['entity keys']['label'] == $legacy_field) { $info[$entity_type]['label callback'] = 'title_entity_label'; + $fr_info += array('preprocess_key' => $info[$entity_type]['entity keys']['label']); } } } @@ -610,3 +611,134 @@ function title_tokens_alter(array &$replacements, array $context) { } } } + +/** + * Implements hook_form_FORM_ID_alter(). + */ +function title_form_field_ui_field_edit_form_alter(&$form, $form_state) { + $instance = $form['#instance']; + $entity_type = $instance['entity_type']; + + if (title_field_replacement_is_label($entity_type, $instance['field_name'])) { + $info = entity_get_info($entity_type); + $form['instance']['settings']['hide_label'] = array( + '#type' => 'checkboxes', + '#title' => t('Label replacement'), + '#description' => t('Check these options if you wish to display the @entity_type label in the content area.', array('@entity_type' => $info['label'])), + '#default_value' => !empty($instance['settings']['hide_label']) ? $instance['settings']['hide_label'] : array(), + '#options' => array( + 'page' => t('Hide page title'), + 'entity' => t('Hide entity label'), + ), + ); + } +} + +/** + * Checks whether the given field name is a replaced entity label. + * + * @param $entity_type + * The name of the entity type. + * @param $field_name + * The replacing field name. + * + * @return + * TRUE id the give field is replacing the entity label, FALSE otherwise. + */ +function title_field_replacement_is_label($entity_type, $field_name) { + $label = FALSE; + $legacy_field = title_field_replacement_get_legacy_field($entity_type, $field_name); + + if ($legacy_field) { + $info = entity_get_info($entity_type); + $label = $legacy_field == $info['entity keys']['label']; + } + + return $label; +} + +/** + * Returns the legacy field replaced by the given field name. + * + * @param $entity_type + * The name of the entity type. + * @param $field_name + * The replacing field name. + * + * @return + * The replaced legacy field name or FALSE if none available. + */ +function title_field_replacement_get_legacy_field($entity_type, $field_name) { + $result = FALSE; + $fr_info = title_field_replacement_info($entity_type); + + if ($fr_info) { + foreach ($fr_info as $legacy_field => $info) { + if ($info['field']['field_name'] == $field_name) { + $result = $legacy_field; + break; + } + } + } + + return $result; +} + +/** + * Returns the field instance replacing the given entity type's label. + * + * @param $entity_type + * The name of the entity type. + * @param $bundle + * The name of the bundle the instance is attached to. + * + * @return + * The field instance replacing the label or FALSE if none available. + */ +function title_field_replacement_get_label_field($entity_type, $bundle) { + $instance = FALSE; + $info = entity_get_info($entity_type); + + if (!empty($info['field replacement'])) { + $fr_info = $info['field replacement']; + $legacy_field = $info['entity keys']['label']; + if (!empty($fr_info[$legacy_field]['field'])) { + $instance = field_info_instance($entity_type, $fr_info[$legacy_field]['field']['field_name'], $bundle); + } + } + + return $instance; +} + +/** + * Hides the label from the given variables. + * + * @param $entity_type + * The name of the entity type. + * @param $entity + * The entity to work with. + * @param $vaiables + * A reference to the variables array related to the template being processed. + * @param $page + * (Optional) The current render phase: page or entity. Defaults to entity. + */ +function title_field_replacement_hide_label($entity_type, $entity, &$variables, $page = FALSE) { + list(, , $bundle) = entity_extract_ids($entity_type, $entity); + $instance = title_field_replacement_get_label_field($entity_type, $bundle); + $settings_key = $page ? 'page' : 'entity'; + + if (!empty($instance['settings']['hide_label'][$settings_key])) { + // If no key is passed default to the label one. + if ($page) { + $key = 'title'; + } + else { + $info = entity_get_info($entity_type); + $key = $info['field replacement'][$info['entity keys']['label']]['preprocess_key']; + } + + // We cannot simply unset the variable value since this may cause templates + // to throw notices. + $variables[$key] = FALSE; + } +}