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<?php
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/**
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* @file
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* Definition of views_plugin_localization.
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*/
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/**
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* @defgroup views_localization_plugins Views localization plugins
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* @{
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* @todo.
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*
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* @see hook_views_plugins()
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*/
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/**
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* The base plugin to handle localization of Views strings.
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*/
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class views_plugin_localization extends views_plugin {
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/**
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* Store for exported strings.
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*/
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public $export_strings = array();
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/**
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*
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*/
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public $translate = TRUE;
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/**
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* Initialize the plugin.
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*
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* @param view $view
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* The view object.
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*/
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public function init(&$view) {
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$this->view = &$view;
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}
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/**
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* Translate a string / text with format.
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*
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* The $source parameter is an array with the following elements:
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* - value, source string
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* - format, input format in case the text has some format to be applied
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* - keys. An array of keys to identify the string. Generally constructed from
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* view name, display_id, and a property, e.g., 'header'.
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*
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* @param string $source
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* Full data for the string to be translated.
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*
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* @return string
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* Translated string / text.
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*/
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public function translate($source) {
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// Allow other modules to make changes to the string before and after
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// translation.
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$source['pre_process'] = $this->invoke_translation_process($source, 'pre');
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$source['translation'] = $this->translate_string($source['value'], $source['keys'], $source['format']);
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$source['post_process'] = $this->invoke_translation_process($source, 'post');
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return $source['translation'];
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}
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/**
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* Translate a string.
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*
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* @param string $string
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* The string to be translated.
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* @param array $keys
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* An array of keys to identify the string. Generally constructed from
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* view name, display_id, and a property, e.g. 'header'.
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* @param string $format
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* The input format of the string. This is optional.
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*/
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public function translate_string($string, $keys = array(), $format = '') {}
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/**
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* Save string source for translation.
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*
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* @param string $source
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* Full data for the string to be translated.
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*/
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public function save($source) {
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// Allow other modules to make changes to the string before saving.
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$source['pre_process'] = $this->invoke_translation_process($source, 'pre');
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$this->save_string($source['value'], $source['keys'], isset($source['format']) ? $source['format'] : '');
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}
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/**
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* Save a string for translation.
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*
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* @param string $string
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* The string to be translated.
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* @param array $keys
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* An array of keys to identify the string. Generally constructed from
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* view name, display_id, and a property, e.g., 'header'.
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* @param string $format
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* The input format of the string. This is optional.
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*/
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public function save_string($string, $keys = array(), $format = '') {}
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/**
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* Delete a string.
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*
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* @param string $source
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* Full data for the string to be translated.
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*/
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public function delete($source) {
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}
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/**
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* Collect strings to be exported to code.
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*
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* @param string $source
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* Full data for the string to be translated.
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*/
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public function export($source) {
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}
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/**
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* Render any collected exported strings to code.
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*
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* @param string $indent
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* An optional indentation for prettifying nested code.
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*/
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public function export_render($indent = ' ') {
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}
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/**
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* Invoke hook_translation_pre_process() or hook_translation_post_process().
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*
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* Like node_invoke_nodeapi(), this function is needed to enable both passing
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* by reference and fetching return values.
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*/
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public function invoke_translation_process(&$value, $op) {
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$return = array();
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$hook = 'translation_' . $op . '_process';
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foreach (module_implements($hook) as $module) {
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$function = $module . '_' . $hook;
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$result = $function($value);
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if (isset($result)) {
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$return[$module] = $result;
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}
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}
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return $return;
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}
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/**
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*
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*/
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public function process_locale_strings($op) {
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$this->view->init_display();
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foreach ($this->view->display as $display_id => $display) {
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$translatable = array();
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// Special handling for display title.
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if (isset($display->display_title)) {
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$translatable[] = array('value' => $display->display_title, 'keys' => array('display_title'));
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}
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// Unpack handlers.
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if (is_object($this->view->display[$display_id]->handler)) {
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$this->view->display[$display_id]->handler->unpack_translatables($translatable);
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}
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foreach ($translatable as $data) {
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$data['keys'] = array_merge(array($this->view->name, $display_id), $data['keys']);
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switch ($op) {
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case 'save':
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$this->save($data);
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break;
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case 'delete':
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$this->delete($data);
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break;
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case 'export':
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$this->export($data);
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break;
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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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