comparison sites/all/modules/ctools/plugins/access/node_language.inc @ 0:ff03f76ab3fe

initial version

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