private function replace_www($template, $document, $args = array())
{
foreach ($document->query('//www:*') as $node) {
$nested = null;
switch ($node->name()) {
case 'www:template':
$nested = $this->render_template($template->get($node['@name']));
break;
case 'www:xslt':
$args = $node->attribute('args');
if ($node->attribute('cache') !== 'true') {
$nested = $this->render_xslt($template, $node['@xsl'], $node['@xml'], $args ? args::decode($args) : array());
} else {
$cache_args = $node->attribute('cache-args') ? $node->attribute('cache-args') : array();
$cache_lifetime = $node->attribute('cache-lifetime');
is_null($cache_lifetime) or is_numeric($cache_lifetime) or runtime_error('Cache lifetime should be numeric: ' . $cache_lifetime);
$cache_args = args::decode($cache_args);
$filename = cache_location . md5($node['@xsl'] . $node['@xml'] . ($args ? $args : '')) . '.xml';
if (!fs::exists($filename) || $cache_lifetime && $cache_lifetime > time() - fs::modification($filename)) {
fs::write($filename, $this->render_xslt($template, $node['@xsl'], $node['@xml'], $args ? args::decode($args) : array())->render(false));
}
$fragment = fs::checked_read($filename);
if (!empty($cache_args)) {
$fragment = vars::apply_assoc($fragment, $cache_args);
}
$nested = $document->fragment($fragment);
}
break;
case 'www:xquery':
require_once www_root . 'thirdparty/xquerylite/class_xquery_lite.php';
$xq = new XqueryLite();
$fragment = $xq->evaluate_xqueryl(fs::checked_read($node['@src']));
$nested = $document->fragment($fragment);
break;
case 'www:style':
$src = $node['@src'];
$nested = $document->element('link');
$nested['@rel'] = 'stylesheet';
$nested['@href'] = $src . '?' . fs::crc32($src);
break;
case 'www:script':
$src = $node['@src'];
$nested = $document->element('script', '');
$nested['@type'] = 'text/javascript';
$nested['@src'] = $src . '?' . fs::crc32($src);
break;
case 'www:img':
$src = $node['@src'];
$nested = $document->element('img');
$nested['@src'] = $src . '?' . crc32(fs::modification($src));
foreach ($node->attributes() as $name => $value) {
if ($name != 'src') {
$nested['@' . $name] = $value;
}
}
break;
case 'www:bbcode':
$allow = $node->attribute('allow');
$deny = $node->attribute('deny');
$nested = bbcode::parse($node, $allow ? preg_split('/, */', $allow) : null, $deny ? preg_split('/, */', $deny) : null);
break;
default:
runtime_error('Unknown extension element: ' . $node->name());
}
self::replace_node($document, $node, $nested);
}
}
function request($params, $global, $get, $post, $cookies, $files, $extensions)
{
$values = [];
$batch = [];
foreach (array_merge($global, $this->params) as $name => $param) {
$value = self::substitute($param->value, $params);
switch ($param->type) {
case 'value':
$values[$name] = $value;
break;
case 'json':
$values[$name] = json::decode(fs::checked_read($value));
break;
case 'xml':
$values[$name] = 'TODO: Add XML support here';
break;
case 'query':
$batch[$name] = $value;
break;
case 'get':
isset($get[$value]) or isset($param->default) or runtime_error('GET parameter not found: ' . $name);
$values[$name] = isset($get[$value]) ? $get[$value] : $param->default;
break;
case 'post':
isset($post[$value]) or isset($param->default) or runtime_error('POST parameter not found: ' . $name);
$values[$name] = isset($post[$value]) ? $post[$value] : $param->default;
break;
case 'cookie':
isset($cookies[$value]) or isset($param->default) or runtime_error('Cookie parameter not found: ' . $name);
$values[$name] = isset($cookies[$value]) ? $cookies[$value] : $param->default;
break;
}
}
foreach ($batch as $name => &$value) {
$value = preg_replace_callback('/\\{@(\\w+)\\}/', function ($matches) use($values) {
return isset($values[$matches[1]]) ? $values[$matches[1]] : $matches[0];
}, $value);
}
$response = [];
$params = array_merge($values, empty($batch) ? [] : $this->api->batch($batch));
if ($this->script) {
$script_args = $params;
if ($this->files) {
$script_args = array_merge($script_args, [$this->files => $files]);
}
$prototype = '$' . implode(',$', array_keys($script_args));
$script = '';
foreach ($this->require as $require) {
$script .= 'require_once(\'' . $this->scripts . $require . '\');';
}
$script .= 'return function(' . (empty($script_args) ? '' : $prototype) . ") { {$this->script} };";
$closure = eval($script);
if ($result = call_user_func_array($closure->bindTo($this->api), array_values($script_args))) {
$params = array_replace($params, $result);
}
foreach (['cookies', 'redirect', 'headers'] as $builtin) {
$mangled = '_' . $builtin;
if (isset($params[$mangled])) {
$response[$builtin] = $params[$mangled];
unset($params[$mangled]);
}
}
}
if ($this->template) {
switch ($this->engine) {
case 'twig':
$loader = new Twig_Loader_Filesystem($this->templates);
$options = [];
if ($this->cache) {
$options['cache'] = $this->cache;
}
$twig = new Twig_Environment($loader, $options);
//$twig->addExtension(new Twig_Extension_Debug());
$twig->getExtension('core')->setNumberFormat(0, '.', ' ');
$closure = function ($haystack, $needle) {
return $needle === "" or strpos($haystack, $needle) === 0;
};
$function = new Twig_SimpleFunction('starts_with', $closure);
$twig->addFunction($function);
$closure = function ($filename) {
return json_decode(file_get_contents($this->data . $filename));
};
$function = new Twig_SimpleFunction('json', $closure->bindTo($this, $this));
$twig->addFunction($function);
$closure = function ($object) {
$array = [];
foreach ($object as $key => $value) {
$array[$key] = $value;
}
return $array;
};
$filter = new Twig_SimpleFilter('array', $closure);
$twig->addFilter($filter);
$closure = function ($number) {
return ceil($number);
};
$filter = new Twig_SimpleFilter('ceil', $closure);
$twig->addFilter($filter);
$closure = function ($string) {
return md5($string);
};
$filter = new Twig_SimpleFilter('md5', $closure);
$twig->addFilter($filter);
$closure = function ($alias) {
return $this->locale->get($alias);
};
$function = new Twig_SimpleFilter('local', $closure->bindTo($this, $this));
$twig->addFilter($function);
if (!is_null($extensions) and isset($extensions['twig'])) {
if (isset($extensions['twig']['filters'])) {
foreach ($extensions['twig']['filters'] as $name => $closure) {
$twig->addFilter(new Twig_SimpleFilter($name, $closure->bindTo($this, $this)));
}
}
if (isset($extensions['twig']['functions'])) {
foreach ($extensions['twig']['functions'] as $name => $closure) {
$twig->addFunction(new Twig_SimpleFunction($name, $closure->bindTo($this, $this)));
}
}
}
$template = $twig->loadTemplate($this->template);
$response['content'] = $template->render($params);
break;
case 'smarty':
$smarty = new Smarty();
$smarty->setTemplateDir($this->templates);
if ($this->cache) {
$smarty->setCompileDir($this->cache)->setCacheDir($this->cache);
}
$smarty->assign($params);
$response['content'] = @$smarty->fetch($this->template);
break;
}
}
return (object) $response;
}
