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<?php
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// $Id: i18nviews.module,v 1.3 2008/02/15 22:51:41 jareyero Exp $
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/**
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* @file
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* Views support for Internationalization (i18n) package
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*
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* This module uses i18n module namespace to add some views hooks
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*
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* @author Jose A. Reyero, 2007
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*/
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/**
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* Views integration
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*/
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function i18n_views_tables() {
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$tables['i18n'] = array(
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'name' => 'i18n_node',
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'join' => array(
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'left' => array(
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'table' => 'node',
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'field' => 'nid'
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),
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'right' => array(
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'field' => 'nid'
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)
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)
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);
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$tables['i18n']['fields']['language'] = array(
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'name' => t('Internationalization: Language'),
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'sortable' => true,
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'handler' => 'i18n_views_handler_language',
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);
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$tables['i18n']['filters']['language'] = array(
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'name' => t('Internationalization: Language'),
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'list-type' => 'list',
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'value-type' => 'array',
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'list' => 'i18n_views_language_list',
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'operator' => 'views_handler_operator_or',
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'help' => t('Enabled languages for content.'),
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);
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$tables['i18n']['filters']['extlanguage'] = array(
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'field' => 'language',
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'name' => t('Internationalization: Language (extended)'),
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'list-type' => 'list',
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'value-type' => 'array',
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'list' => 'i18n_views_language_list_all',
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'operator' => 'views_handler_operator_or',
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'help' => t('All defined languages for content.'),
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);
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$tables['i18n']['filters']['selection'] = array(
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'name' => t('Internationalization: Selection'),
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'handler' => 'i18n_views_filter_handler',
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'list-type' => 'select',
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'operator' => array('=' => t('Is')),
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'list' => '_i18n_selection_mode',
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'help' => t('Content language.'),
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'cacheable' => 'no' // This query condition cannot be cached
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);
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return $tables;
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}
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function i18n_views_language_list($a, $b){
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return locale_language_list();
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}
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function i18n_views_language_list_all($a, $b){
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return locale_language_list('name', TRUE);
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}
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function i18n_views_handler_language($fieldinfo, $fielddata, $value, $data) {
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$languages = locale_language_list('name', TRUE);
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return $languages[$value];
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}
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/**
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* Filter handler callback. Manages language selection mode
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*/
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function i18n_views_filter_handler($filterdata, $filterinfo, &$query) {
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if ($filterdata == 'handler' && $filterinfo['field'] == 'i18n.selection' && $mode = $filterinfo['value']) {
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// If this filter is used, rollback value set in pre_query and set the new one.
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i18n_selection_mode('reset');
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i18n_selection_mode($mode);
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}
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}
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/**
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* Implementation of hook_views_pre_query().
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*
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* Disable language conditions for views. This is called before filter handlers
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*/
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function i18n_views_pre_query(&$view) {
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// If any language filter, the language selection mode will be 'off'
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foreach($view->exposed_filter as $filter) {
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if($filter['field'] == 'i18n.language') {
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i18n_selection_mode('off');
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return;
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}
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}
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// If no filter, sets the one from settings for this view
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i18n_selection_mode(variable_get('i18n_selection_mode', 'simple'));
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}
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/**
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* Implementation of hook_views_pre_view().
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*
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* If used language selection filter, reset query rewriting again
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*/
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function i18n_views_pre_view(&$view, &$items) {
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i18n_selection_mode('reset');
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}
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/**
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* Implementation of hook_form_alter()
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*
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* @ TODO Copied from i18ntaxonomy, update all this
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*/
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function i18nviews_form_alter(&$form, $form_state, $form_id) {
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if ($form_id == 'views_filters' && $translate = variable_get('i18ntaxonomy_vocabularies', array())) {
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// We only translate exposed filters here
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$view = $form['view']['#value'];
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if($view->exposed_filter) {
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foreach($view->exposed_filter as $index => $filter) {
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$matches = array();
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if($filter['field'] == 'term_node.tid') {
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// That's a full taxonomy box. Translate options: arary(tid => "Vocabulary: Term")
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// First, we get a translated list. Then we replace on the options array
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$replace = _i18ntaxonomy_vocabulary_terms(array_keys($translate));
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foreach($replace as $tid => $name) {
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if(isset($form["filter$index"]['#options'][$tid])) {
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$form["filter$index"]['#options'][$tid] = $name;
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}
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}
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} elseif(preg_match("/term_node_(\d+)\.tid/", $filter['field'], $matches)) {
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$vid = $matches[1];
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if ($translate[$vid]) {
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// Translate this vocabulary terms, field name is filter$index vid = $matches[1]
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foreach ($form["filter$index"]['#options'] as $value => $option) {
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if ($value != '**ALL**') { // ALL option should be already localized
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// This may be an object with an option property being an array (tid => name)
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if (is_object($option) && is_array($option->option)) {
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foreach (array_keys($option->option) as $tid) {
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$option->option[$tid] = t($option->option[$tid]);
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}
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$form["filter$index"]['#options'][$value] = $option;
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// But it used to be a plain string, so let's keep this just in case...
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} elseif(is_string($option)) {
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$form["filter$index"]['#options'][$value] = t($option);
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}
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}
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}
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}
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}
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}
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}
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}
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}
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