<?php
namespace MailPoetVendor\Twig;
if (!defined('ABSPATH')) exit;
use MailPoetVendor\Twig\Error\Error;
use MailPoetVendor\Twig\Error\LoaderError;
use MailPoetVendor\Twig\Error\RuntimeError;
abstract class Template
{
public const ANY_CALL = 'any';
public const ARRAY_CALL = 'array';
public const METHOD_CALL = 'method';
protected $parent;
protected $parents = [];
protected $env;
protected $blocks = [];
protected $traits = [];
protected $extensions = [];
protected $sandbox;
public function __construct(Environment $env)
{
$this->env = $env;
$this->extensions = $env->getExtensions();
}
public abstract function getTemplateName();
public abstract function getDebugInfo();
public abstract function getSourceContext();
public function getParent(array $context)
{
if (null !== $this->parent) {
return $this->parent;
}
try {
$parent = $this->doGetParent($context);
if (\false === $parent) {
return \false;
}
if ($parent instanceof self || $parent instanceof TemplateWrapper) {
return $this->parents[$parent->getSourceContext()->getName()] = $parent;
}
if (!isset($this->parents[$parent])) {
$this->parents[$parent] = $this->loadTemplate($parent);
}
} catch (LoaderError $e) {
$e->setSourceContext(null);
$e->guess();
throw $e;
}
return $this->parents[$parent];
}
protected function doGetParent(array $context)
{
return \false;
}
public function isTraitable()
{
return \true;
}
public function displayParentBlock($name, array $context, array $blocks = [])
{
if (isset($this->traits[$name])) {
$this->traits[$name][0]->displayBlock($name, $context, $blocks, \false);
} elseif (\false !== ($parent = $this->getParent($context))) {
$parent->displayBlock($name, $context, $blocks, \false);
} else {
throw new RuntimeError(\sprintf('The template has no parent and no traits defining the "%s" block.', $name), -1, $this->getSourceContext());
}
}
public function displayBlock($name, array $context, array $blocks = [], $useBlocks = \true, self $templateContext = null)
{
if ($useBlocks && isset($blocks[$name])) {
$template = $blocks[$name][0];
$block = $blocks[$name][1];
} elseif (isset($this->blocks[$name])) {
$template = $this->blocks[$name][0];
$block = $this->blocks[$name][1];
} else {
$template = null;
$block = null;
}
// avoid RCEs when sandbox is enabled
if (null !== $template && !$template instanceof self) {
throw new \LogicException('A block must be a method on a \\Twig\\Template instance.');
}
if (null !== $template) {
try {
$template->{$block}($context, $blocks);
} catch (Error $e) {
if (!$e->getSourceContext()) {
$e->setSourceContext($template->getSourceContext());
}
// this is mostly useful for \Twig\Error\LoaderError exceptions
// see \Twig\Error\LoaderError
if (-1 === $e->getTemplateLine()) {
$e->guess();
}
throw $e;
} catch (\Exception $e) {
$e = new RuntimeError(\sprintf('An exception has been thrown during the rendering of a template ("%s").', $e->getMessage()), -1, $template->getSourceContext(), $e);
$e->guess();
throw $e;
}
} elseif (\false !== ($parent = $this->getParent($context))) {
$parent->displayBlock($name, $context, \array_merge($this->blocks, $blocks), \false, $templateContext ?? $this);
} elseif (isset($blocks[$name])) {
throw new RuntimeError(\sprintf('Block "%s" should not call parent() in "%s" as the block does not exist in the parent template "%s".', $name, $blocks[$name][0]->getTemplateName(), $this->getTemplateName()), -1, $blocks[$name][0]->getSourceContext());
} else {
throw new RuntimeError(\sprintf('Block "%s" on template "%s" does not exist.', $name, $this->getTemplateName()), -1, ($templateContext ?? $this)->getSourceContext());
}
}
public function renderParentBlock($name, array $context, array $blocks = [])
{
if ($this->env->isDebug()) {
\ob_start();
} else {
\ob_start(function () {
return '';
});
}
$this->displayParentBlock($name, $context, $blocks);
return \ob_get_clean();
}
public function renderBlock($name, array $context, array $blocks = [], $useBlocks = \true)
{
if ($this->env->isDebug()) {
\ob_start();
} else {
\ob_start(function () {
return '';
});
}
$this->displayBlock($name, $context, $blocks, $useBlocks);
return \ob_get_clean();
}
public function hasBlock($name, array $context, array $blocks = [])
{
if (isset($blocks[$name])) {
return $blocks[$name][0] instanceof self;
}
if (isset($this->blocks[$name])) {
return \true;
}
if (\false !== ($parent = $this->getParent($context))) {
return $parent->hasBlock($name, $context);
}
return \false;
}
public function getBlockNames(array $context, array $blocks = [])
{
$names = \array_merge(\array_keys($blocks), \array_keys($this->blocks));
if (\false !== ($parent = $this->getParent($context))) {
$names = \array_merge($names, $parent->getBlockNames($context));
}
return \array_unique($names);
}
protected function loadTemplate($template, $templateName = null, $line = null, $index = null)
{
try {
if (\is_array($template)) {
return $this->env->resolveTemplate($template);
}
if ($template instanceof self || $template instanceof TemplateWrapper) {
return $template;
}
if ($template === $this->getTemplateName()) {
$class = static::class;
if (\false !== ($pos = \strrpos($class, '___', -1))) {
$class = \substr($class, 0, $pos);
}
} else {
$class = $this->env->getTemplateClass($template);
}
return $this->env->loadTemplate($class, $template, $index);
} catch (Error $e) {
if (!$e->getSourceContext()) {
$e->setSourceContext($templateName ? new Source('', $templateName) : $this->getSourceContext());
}
if ($e->getTemplateLine() > 0) {
throw $e;
}
if (!$line) {
$e->guess();
} else {
$e->setTemplateLine($line);
}
throw $e;
}
}
public function unwrap()
{
return $this;
}
public function getBlocks()
{
return $this->blocks;
}
public function display(array $context, array $blocks = [])
{
$this->displayWithErrorHandling($this->env->mergeGlobals($context), \array_merge($this->blocks, $blocks));
}
public function render(array $context)
{
$level = \ob_get_level();
if ($this->env->isDebug()) {
\ob_start();
} else {
\ob_start(function () {
return '';
});
}
try {
$this->display($context);
} catch (\Throwable $e) {
while (\ob_get_level() > $level) {
\ob_end_clean();
}
throw $e;
}
return \ob_get_clean();
}
protected function displayWithErrorHandling(array $context, array $blocks = [])
{
try {
$this->doDisplay($context, $blocks);
} catch (Error $e) {
if (!$e->getSourceContext()) {
$e->setSourceContext($this->getSourceContext());
}
// this is mostly useful for \Twig\Error\LoaderError exceptions
// see \Twig\Error\LoaderError
if (-1 === $e->getTemplateLine()) {
$e->guess();
}
throw $e;
} catch (\Exception $e) {
$e = new RuntimeError(\sprintf('An exception has been thrown during the rendering of a template ("%s").', $e->getMessage()), -1, $this->getSourceContext(), $e);
$e->guess();
throw $e;
}
}
protected abstract function doDisplay(array $context, array $blocks = []);
}