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index.php
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index.php
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<?php
/**
* -----------------------------------------------------------------------------
* @package smartVISU
* @author Martin Gleiß
* @copyright 2012 - 2024
* @license GPL [http://www.gnu.de]
* -----------------------------------------------------------------------------
*/
// rediret to index.php if requested as default document (prevents issue of double loading same page by different URL)
if (basename(parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH)) != basename($_SERVER['SCRIPT_NAME'])) {
header('Location: index.php?' . parse_url($_SERVER['REQUEST_URI'], PHP_URL_QUERY) , 301);
exit;
}
// get config-variables
require_once 'lib/includes.php';
// init parameters
$request = array_merge($_GET, $_POST);
// override configured pages if a corresponding request parameter is passed
$actual_pages = (isset($request['pages']) && $request['pages'] != '') ? $request['pages'] : config_pages;
// if page is not in $request use default index page defined in defaults.ini
if (!isset($request['page']) || $request['page'] == '')
$request['page'] = config_index;
// Caching
$config_cache = ($request ['page'] == 'assistant') ? false : config_cache;
header('Cache-Control: must-revalidate');
require_once 'lib/pagecache.php';
$cache = new Pagecache(const_path . 'temp/pagecache/' . config_cachefolder . '/' . $actual_pages . '/' . $request['page'] . '.html', $config_cache);
if (is_file(const_path."pages/".$actual_pages."/".$request['page'].".html")
or is_file(const_path."apps/".$request['page'].".html")
or is_file(const_path."pages/smarthome/".$request['page'].".html")
or is_file(const_path."pages/base/".$request['page'].".html")
or is_file(const_path."dropins/".$request['page'].".html")
)
{
// init template engine
require_once const_path.'vendor/autoload.php';
//----------------------------------------------------------
// create search path for all templates
//----------------------------------------------------------
$loader = new \Twig\Loader\FilesystemLoader(const_path.'apps');
if (is_dir(const_path.'pages/'.$actual_pages))
$loader->addPath(const_path.'pages/'.$actual_pages);
if (\dirname($request['page']) != '.' && is_dir(const_path.'pages/'.$actual_pages.'/'.\dirname($request['page'])))
$loader->addPath(const_path.'pages/'.$actual_pages.'/'.\dirname($request['page']));
// add smarthome dir if it is not directly chosen - allows combination of custom pages with auto-generated pages from smarthomeNG
if (substr(config_driver, 0, 9) == 'smarthome' and $actual_pages != 'smarthome' and is_dir(const_path."pages/smarthome"))
$loader->addPath(const_path.'pages/smarthome');
// make sure SV doesn't load stuff from dropins unless pages are configured
if ($actual_pages != '') {
$loader->addPath(const_path.'dropins');
}
$loader->addPath(const_path.'pages/base');
//----------------------------------------------------------
// create widgets path in namespace @widgets
//----------------------------------------------------------
$loader->addPath(const_path.'widgets', 'widgets');
$loader->addPath(const_path.'dropins/widgets', 'widgets');
$loader->addPath(const_path.'dropins/shwidgets', 'widgets');
if (is_dir(const_path.'pages/'.$actual_pages.'/widgets'))
$loader->addPath(const_path.'pages/'.$actual_pages.'/widgets', 'widgets');
//----------------------------------------------------------
// create icons path in namespace @icons
//----------------------------------------------------------
$loader->addPath(const_path.'icons/ws', 'icons');
$loader->addPath(const_path.'dropins/icons/ws', 'icons');
// init environment
$twig = new \Twig\Environment($loader);
$twig->addExtension(new \Twig\Extension\StringLoaderExtension());
if (\defined('config_debug')) {
if (config_debug) {
$twig->enableDebug();
$twig->addExtension(new \Twig\Extension\DebugExtension());
}
}
if ($config_cache)
$twig->setCache(const_path.'temp/twigcache');
foreach ($request as $key => $val)
{
if ($key == "page")
$val = basename(str_replace('.', '_', $val));
$twig->addGlobal($key, $val);
}
$twig->addGlobal('icon1', config_design_icon1);
$twig->addGlobal('icon0', config_design_icon0);
foreach (get_defined_constants() as $key => $val)
{
if (substr($key, 0, 6) == 'config')
$twig->addGlobal($key, $val);
}
// attention: global value for config_pages in php can be different from value with same name in Twig if the "pages" parameter is set
$twig->addGlobal('config_pages', $actual_pages);
$twig->addGlobal('configured_pages', config_pages);
$twig->addGlobal('pagepath', \dirname($request['page']));
$twig->addGlobal('const_path', const_path);
$twig->addGlobal('mbstring_available', function_exists('mb_get_info'));
$twig->addFilter( new \Twig\TwigFilter('_', 'twig_concat'));
$twig->addFilter( new \Twig\TwigFilter('bit', 'twig_bit'));
$twig->addFilter( new \Twig\TwigFilter('substr', 'twig_substr'));
$twig->addFilter( new \Twig\TwigFilter('smartdate', 'twig_smartdate'));
$twig->addFilter( new \Twig\TwigFilter('deficon', 'twig_deficon', array('needs_environment' => true)));
$twig->addFilter( new \Twig\TwigFilter('md5', 'twig_md5'));
$twig->addFilter( new \Twig\TwigFilter('preg_replace', 'twig_preg_replace'));
$twig->addFunction( new \Twig\TwigFunction('uid', 'twig_uid'));
$twig->addFunction( new \Twig\TwigFunction('once', 'twig_once'));
$twig->addFunction( new \Twig\TwigFunction('isfile', 'twig_isfile'));
$twig->addFunction( new \Twig\TwigFunction('isdir', 'twig_isdir'));
$twig->addFunction( new \Twig\TwigFunction('dir', 'twig_dir'));
$twig->addFunction( new \Twig\TwigFunction('docu', 'twig_docu'));
$twig->addFunction( new \Twig\TwigFunction('configmeta', 'twig_configmeta'));
$twig->addFunction( new \Twig\TwigFunction('lang', 'twig_lang'));
$twig->addFunction( new \Twig\TwigFunction('read_config', 'twig_read_config'));
$twig->addFunction( new \Twig\TwigFunction('timezones', 'twig_timezones'));
$twig->addFunction( new \Twig\TwigFunction('implode', 'twig_implode', array('is_safe' => array('html'))));
$twig->addFunction( new \Twig\TwigFunction('items', 'twig_items'));
$twig->addFunction( new \Twig\TwigFunction('asset_exists', 'twig_asset_exists'));
$twig->addFunction( new \Twig\TwigFunction('localize_svg', 'twig_localize_svg'));
// init lexer comments
$lexer = new \Twig\Lexer($twig, array('tag_comment' => array('/**', '*/')));
$twig->setLexer($lexer);
// load template
try
{
$template = $twig->loadTemplate($request['page'].'.html');
$content = $template->render(array());
if ($request['page'] == "manifest")
{
header('Content-Type: application/manifest+json');
die($content);
}
// write to cache and output
$cache->write($content);
}
catch (Exception $e)
{
// header("HTTP/1.0 602 smartVISU Template Error");
echo "<pre>\n";
echo str_repeat(" ", 71)."smartVISU\n";
echo str_repeat(" ", 60).date('H:i, d.m').", v".config_version_full."\n";
echo str_repeat("-", 80)."\n\n";
echo "Error occurred in twig-template engine!\n\n";
echo "error: <b>".$e->getRawMessage()."</b>\n";
echo "file: ".$e->getTemplateFile()."\n";
echo "line: ".$e->getTemplateLine()."\n\n";
echo str_repeat("-", 80)."\n\n";
echo "\n</pre>";
}
}
else
{
header("HTTP/1.0 404 Not Found");
echo "<pre>\n";
echo str_repeat(" ", 71)."smartVISU\n";
echo str_repeat(" ", 60).date('H:i, d.m').", v".config_version_full."\n";
echo str_repeat("-", 80)."\n\n";
echo "Error loading Page '<b>".$request['page']."</b>' !\n\n";
echo "Check configuration page for correct pages / project configuration\n";
echo "or try the <a href='index.php'>index</a> page!\n\n";
echo str_repeat("-", 80)."\n\n";
echo "\n</pre>";
}
?>