daux.io/libs/Format/HTML/Template.php
2020-04-22 22:24:52 +02:00

212 lines
6.8 KiB
PHP

<?php
namespace Todaymade\Daux\Format\HTML;
use League\Plates\Engine;
use Symfony\Component\Console\Output\OutputInterface;
use Todaymade\Daux\Config as GlobalConfig;
use Todaymade\Daux\Daux;
use Todaymade\Daux\Tree\Content;
use Todaymade\Daux\Tree\Directory;
class Template
{
protected $engine;
protected $config;
/**
* @param string $base
* @param string $theme
*/
public function __construct(GlobalConfig $config)
{
$this->config = $config;
}
public function getEngine(GlobalConfig $config)
{
if ($this->engine) {
return $this->engine;
}
$base = $config->getTemplates();
$theme = $config->getTheme()->getTemplates();
// Use internal templates if no templates
// dir exists in the working directory
if (!is_dir($base)) {
$base = __DIR__ . '/../../../templates';
}
// Create new Plates instance
$this->engine = new Engine($base);
if (!is_dir($theme)) {
$theme = $base;
}
$this->engine->addFolder('theme', $theme, true);
Daux::writeln("Starting Template engine with basedir '$base' and theme folder '$theme'.", OutputInterface::VERBOSITY_VERBOSE);
$this->registerFunctions($this->engine);
return $this->engine;
}
/**
* @param string $name
*
* @return string
*/
public function render($name, array $data = [])
{
$engine = $this->getEngine($data['config']);
$engine->addData([
'base_url' => $data['config']->getBaseUrl(),
'base_page' => $data['config']->getBasePage(),
'page' => $data['page'],
'params' => $data['config'], // legacy name for config
'config' => $data['config'],
'tree' => $data['config']['tree'],
]);
Daux::writeln("Rendering template '$name'", OutputInterface::VERBOSITY_VERBOSE);
return $engine->render($name, $data);
}
protected function registerFunctions($engine)
{
$engine->registerFunction('get_navigation', function ($tree, $path, $current_url, $base_page, $mode) {
$nav = $this->buildNavigation($tree, $path, $current_url, $base_page, $mode);
return $this->renderNavigation($nav);
});
$engine->registerFunction('translate', function ($key) {
$language = $this->config->getLanguage();
if (isset($this->engine->getData('page')['page'])) {
$page = $this->engine->getData('page');
if (!empty($page['page']['language'])) {
$language = $page['page']['language'];
}
}
if ($this->config->hasTranslationKey($language, $key)) {
return $this->config->getTranslationKey($language, $key);
}
if ($this->config->hasTranslationKey('en', $key)) {
return $this->config->getTranslationKey('en', $key);
}
return "Unknown key $key";
});
$engine->registerFunction('get_breadcrumb_title', function ($page, $base_page) {
$title = '';
$breadcrumb_trail = $page['breadcrumb_trail'];
$separator = $this->getSeparator($page['breadcrumb_separator']);
foreach ($breadcrumb_trail as $value) {
$title .= '<a href="' . $base_page . $value['url'] . '">' . $value['title'] . '</a>' . $separator;
}
if ($page['filename'] === 'index' || $page['filename'] === '_index') {
if ($page['title'] != '') {
$title = substr($title, 0, -1 * strlen($separator));
}
} else {
$title .= '<a href="' . $base_page . $page['request'] . '">' . $page['title'] . '</a>';
}
return $title;
});
}
private function renderNavigation($entries)
{
$nav = '';
foreach ($entries as $entry) {
if (array_key_exists('children', $entry)) {
$icon = '<i class="Nav__arrow">&nbsp;</i>';
if (array_key_exists('href', $entry)) {
$link = '<a href="' . $entry['href'] . '" class="Nav__item__link">' . $icon . $entry['title'] . '</a>';
} else {
$link = '<a href="#" class="Nav__item__link Nav__item__link--nopage">' . $icon . $entry['title'] . '</a>';
}
$link .= $this->renderNavigation($entry['children']);
} else {
$link = '<a href="' . $entry['href'] . '">' . $entry['title'] . '</a>';
}
$nav .= "<li class='Nav__item $entry[class]'>$link</li>";
}
return "<ul class='Nav'>$nav</ul>";
}
private function buildNavigation(Directory $tree, $path, $current_url, $base_page, $mode)
{
$nav = [];
foreach ($tree->getEntries() as $node) {
$url = $node->getUri();
if ($node instanceof Content) {
if ($node->isIndex()) {
continue;
}
$link = ($path === '') ? $url : $path . '/' . $url;
$nav[] = [
'title' => $node->getTitle(),
'href' => $base_page . $link,
'class' => $node->isHotPath() ? 'Nav__item--active' : '',
];
} elseif ($node instanceof Directory) {
if (!$node->hasContent()) {
continue;
}
$folder = [
'title' => $node->getTitle(),
'class' => $node->isHotPath() ? 'Nav__item--open' : '',
];
if ($index = $node->getIndexPage()) {
$folder['href'] = $base_page . $index->getUrl();
}
//Child pages
$new_path = ($path === '') ? $url : $path . '/' . $url;
$folder['children'] = $this->buildNavigation($node, $new_path, $current_url, $base_page, $mode);
if (!empty($folder['children'])) {
$folder['class'] .= ' has-children';
}
$nav[] = $folder;
}
}
return $nav;
}
/**
* @param string $separator
*
* @return string
*/
private function getSeparator($separator)
{
switch ($separator) {
case 'Chevrons':
return ' <svg class="Page__header--separator" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 477.175 477.175"><path d="M360.73 229.075l-225.1-225.1c-5.3-5.3-13.8-5.3-19.1 0s-5.3 13.8 0 19.1l215.5 215.5-215.5 215.5c-5.3 5.3-5.3 13.8 0 19.1 2.6 2.6 6.1 4 9.5 4 3.4 0 6.9-1.3 9.5-4l225.1-225.1c5.3-5.2 5.3-13.8.1-19z"/></svg> ';
default:
return $separator;
}
}
}