grav-plugin-language-selector/language-selector.php

110 lines
3.5 KiB
PHP

<?php
namespace Grav\Plugin;
use Grav\Common\Language\LanguageCodes;
use Grav\Common\Page\Page;
use \Grav\Common\Plugin;
class LanguageSelectorPlugin extends Plugin
{
/**
* @return array
*/
public static function getSubscribedEvents()
{
return [
'onPluginsInitialized' => ['onPluginsInitialized', 0]
];
}
/**
* Initialize configuration
*/
public function onPluginsInitialized()
{
if ($this->isAdmin()) {
$this->active = false;
return;
}
$this->enable([
'onTwigInitialized' => ['onTwigInitialized', 0],
'onTwigTemplatePaths' => ['onTwigTemplatePaths', 0],
'onTwigSiteVariables' => ['onTwigSiteVariables', 0]
]);
}
/** Add the native_name function */
public function onTwigInitialized()
{
$this->grav['twig']->twig()->addFunction(
new \Twig_SimpleFunction('native_name', function($key) {
return LanguageCodes::getNativeName($key);
})
);
}
/**
* Add current directory to twig lookup paths.
*/
public function onTwigTemplatePaths()
{
$this->grav['twig']->twig_paths[] = __DIR__ . '/templates';
}
/**
* Set needed variables to display Language-Selector.
*/
public function onTwigSiteVariables()
{
$data = new \stdClass;
// Manage Data content
$page = $this->grav['page'];
$data->page_route = $page->rawRoute();
if ($page->home()) {
$data->page_route = '/';
}
$languages = $this->grav['language']->getLanguages();
$data->languages = $languages;
if ($this->config->get('plugins.language-selector.untranslated_pages_behavior') !== 'none') {
$translated_pages = [];
foreach ($languages as $language) {
$translated_pages[$language] = null;
$page_name_without_ext = substr($page->name(), 0, -(strlen($page->extension())));
$translated_page_path = $page->path() . DS . $page_name_without_ext . '.' . $language . '.md';
if (file_exists($translated_page_path)) {
$translated_page = new Page();
$translated_page->init(new \SplFileInfo($translated_page_path), $language . '.md');
$translated_pages[$language] = $translated_page;
}
}
$data->translated_pages = $translated_pages;
}
$data->current = $this->grav['language']->getLanguage();
// Manage Twig Variables
$path_flags = $this->grav['locator']->findResource('plugin://language-selector/flags/', false) . "/";
$path_flags = $this->grav['base_url'] ."/". ltrim($path_flags, '/');
$this->grav['twig']->twig_vars['language_selector'] = $data;
$this->grav['twig']->twig_vars['language_display'] = array(
"select" => $this->config->get('plugins.language-selector.select_display'),
"button" => $this->config->get('plugins.language-selector.button_display'),
);
$this->grav['twig']->twig_vars['path_flags'] = $path_flags;
// Manage Assets
$this->grav['assets']->add('plugin://language-selector/js/language-selector.js');
if ($this->config->get('plugins.language-selector.built_in_css')) {
$this->grav['assets']->add('plugin://language-selector/css/language-selector.css');
}
}
public function getNativeName($code) {
}
}