danielebarchiesi@0: <?php
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @file
danielebarchiesi@0:  * Plugin to provide access control based upon node type.
danielebarchiesi@0:  */
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Plugins are described by creating a $plugin array which will be used
danielebarchiesi@0:  * by the system that includes this file.
danielebarchiesi@0:  */
danielebarchiesi@0: if (module_exists('locale')) {
danielebarchiesi@0:   $plugin = array(
danielebarchiesi@0:     'title' => t("Node: language"),
danielebarchiesi@0:     'description' => t('Control access by node language.'),
danielebarchiesi@0:     'callback' => 'ctools_node_language_ctools_access_check',
danielebarchiesi@0:     'default' => array('language' => array()),
danielebarchiesi@0:     'settings form' => 'ctools_node_language_ctools_access_settings',
danielebarchiesi@0:     'settings form submit' => 'ctools_node_language_ctools_access_settings_submit',
danielebarchiesi@0:     'summary' => 'ctools_node_language_ctools_access_summary',
danielebarchiesi@0:     'required context' => new ctools_context_required(t('Node'), 'node'),
danielebarchiesi@0:   );
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Settings form for the 'by node_language' access plugin
danielebarchiesi@0:  */
danielebarchiesi@0: function ctools_node_language_ctools_access_settings($form, &$form_state, $conf) {
danielebarchiesi@0:   $options = array(
danielebarchiesi@0:     'current' => t('Current site language'),
danielebarchiesi@0:     'default' => t('Default site language'),
danielebarchiesi@0:     'no_language' => t('No language'),
danielebarchiesi@0:   );
danielebarchiesi@0:   $options = array_merge($options, locale_language_list());
danielebarchiesi@0:   $form['settings']['language'] = array(
danielebarchiesi@0:     '#title' => t('Language'),
danielebarchiesi@0:     '#type' => 'checkboxes',
danielebarchiesi@0:     '#options' => $options,
danielebarchiesi@0:     '#description' => t('Pass only if the node is in one of the selected languages.'),
danielebarchiesi@0:     '#default_value' => $conf['language'],
danielebarchiesi@0:   );
danielebarchiesi@0:   return $form;
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Check for access.
danielebarchiesi@0:  */
danielebarchiesi@0: function ctools_node_language_ctools_access_check($conf, $context) {
danielebarchiesi@0:   // As far as I know there should always be a context at this point, but this
danielebarchiesi@0:   // is safe.
danielebarchiesi@0:   if (empty($context) || empty($context->data) || !isset($context->data->language)) {
danielebarchiesi@0:     return FALSE;
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   global $language;
danielebarchiesi@0: 
danielebarchiesi@0:   // Specialcase: if 'no language' is checked, return TRUE if the language field is
danielebarchiesi@0:   // empty.
danielebarchiesi@0:   if (!empty($conf['language']['no_language'])) {
danielebarchiesi@0:     if (empty($context->data->language)) {
danielebarchiesi@0:       return TRUE;
danielebarchiesi@0:     }
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   // Specialcase: if 'current' is checked, return TRUE if the current site language
danielebarchiesi@0:   // matches the node language.
danielebarchiesi@0:   if (!empty($conf['language']['current'])) {
danielebarchiesi@0:     if ($context->data->language == $language->language) {
danielebarchiesi@0:       return TRUE;
danielebarchiesi@0:     }
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   // Specialcase: If 'default' is checked, return TRUE if the default site language
danielebarchiesi@0:   // matches the node language.
danielebarchiesi@0:   if (!empty($conf['language']['default'])) {
danielebarchiesi@0:     if ($context->data->language == language_default('language')) {
danielebarchiesi@0:       return TRUE;
danielebarchiesi@0:     }
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   if (array_filter($conf['language']) && empty($conf['language'][$context->data->language])) {
danielebarchiesi@0:     return FALSE;
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   return TRUE;
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Provide a summary description based upon the checked node_languages.
danielebarchiesi@0:  */
danielebarchiesi@0: function ctools_node_language_ctools_access_summary($conf, $context) {
danielebarchiesi@0:   $languages = array(
danielebarchiesi@0:     'current' => t('Current site language'),
danielebarchiesi@0:     'default' => t('Default site language'),
danielebarchiesi@0:     'no_language' => t('No language'),
danielebarchiesi@0:   );
danielebarchiesi@0:   $languages = array_merge($languages, locale_language_list());
danielebarchiesi@0: 
danielebarchiesi@0:   if (!isset($conf['language'])) {
danielebarchiesi@0:     $conf['language'] = array();
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   $names = array();
danielebarchiesi@0:   foreach (array_filter($conf['language']) as $language) {
danielebarchiesi@0:     $names[] = $languages[$language];
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   if (empty($names)) {
danielebarchiesi@0:     return t('@identifier is in any language', array('@identifier' => $context->identifier));
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   return format_plural(count($names), '@identifier language is "@languages"', '@identifier language is one of "@languages"', array('@languages' => implode(', ', $names), '@identifier' => $context->identifier));
danielebarchiesi@0: }
danielebarchiesi@0: