entity_translation_handler_filter_translation_exists.inc in Entity Translation 7
Contains an entity type filter handler.
File
views/entity_translation_handler_filter_translation_exists.incView source
<?php
/**
* @file
* Contains an entity type filter handler.
*/
/**
* This handler determines if a translation exists for a particular translation.
*/
class entity_translation_handler_filter_translation_exists extends views_handler_filter_locale_language {
/**
* Add a 'entity_type' option definition.
* @see views_handler_field::option:definition()
*/
function option_definition() {
$options = parent::option_definition();
$options['entity_type'] = array(
'default' => '',
'translatable' => FALSE,
);
$options['use_filter'] = array(
'default' => '',
'translatable' => FALSE,
);
$options['filter'] = array(
'default' => '',
'translatable' => FALSE,
);
return $options;
}
/**
* Override the default title for the operators.
*/
function operators() {
$operators = parent::operators();
$operators['in']['title'] = t('Translation exists');
$operators['not in']['title'] = t('Translation doesn\'t exist');
return $operators;
}
/**
* Add option for setting entity type either directly or through a filter.
* @see views_handler_field::options_form()
*/
function options_form(&$form, &$form_state) {
parent::options_form($form, $form_state);
$filters = $this
->get_entity_type_filters();
if (!empty($filters)) {
$form['use_filter'] = array(
'#type' => 'checkbox',
'#title' => t('Use an entity type filter.'),
'#default_value' => $this->options['use_filter'],
);
$form['filter'] = array(
'#type' => 'select',
'#title' => t('Filter'),
'#options' => $filters,
'#dependency' => array(
'edit-options-use-filter' => array(
1,
),
),
'#default_value' => $this->options['filter'],
);
}
$form['entity_type'] = array(
'#title' => t('Entity type'),
'#type' => 'select',
'#options' => $this
->get_allowed_types(),
'#dependency' => array(
'edit-options-use-filter' => array(
0,
),
),
'#default_value' => $this->options['entity_type'],
'#description' => t('You have to filter on a particular entity type when you use this filter'),
);
}
/**
* Get all available entity type filters that can be used to build the query.
*/
function get_entity_type_filters() {
// We need to build the query to know about the available fields.
$this->view
->build();
$filters = array();
foreach ($this->view->filter as $key => $filter) {
// Break if we encounter our filter, the filter must be before this one.
if ($filter == $this) {
break;
}
if ($filter instanceof entity_translation_handler_filter_entity_type && count($filter->value) == 1 && empty($filter->options['expose']['multiple'])) {
$filters[$key] = $filter->value_title;
}
}
return $filters;
}
/**
* Get entity types managed by entity translation.
*/
function get_allowed_types() {
$allowed_types_options = variable_get('entity_translation_entity_types');
$allowed_types = array();
$entity_info = entity_get_info();
foreach ($allowed_types_options as $key => $allowed) {
if ($allowed) {
$allowed_types[$key] = $entity_info[$key]['label'];
}
}
return $allowed_types;
}
/**
* Override the default behaviour of the handler.
*/
function query() {
$this
->ensure_my_table();
// We need a subquery to determine not in.
if ($this->operator == 'not in') {
$entity_type = 'node';
if ($this->options['use_filter'] && isset($this->view->filter[$this->options['filter']])) {
$filter = $this->view->filter[$this->options['filter']];
$entity_type = current($filter->value);
}
else {
$this->query
->add_where($this->options['group'], "{$this->table_alias}.entity_type", $this->options['entity_type'], '=');
$entity_type = $this->options['entity_type'];
}
$query = db_select('entity_translation', 'es')
->condition('entity_type', $entity_type)
->condition('language', $this->value);
$query
->addField('es', 'entity_id');
$this->query
->add_where($this->options['group'], "{$this->table_alias}.entity_id", $query, $this->operator);
}
else {
$value = array_keys($this->value);
$this->query
->add_where($this->options['group'], "{$this->table_alias}.source", '', '<>');
$this->query
->add_where($this->options['group'], "{$this->table_alias}.language", array_values($this->value), $this->operator);
}
}
}
Classes
Name![]() |
Description |
---|---|
entity_translation_handler_filter_translation_exists | This handler determines if a translation exists for a particular translation. |