test_template_event_priority.php

<?php

$compiler_steps = [];
foreach ($this->environment->get_phpbb_extensions() as $ext_namespace => $ext_path)
{
	$ext_namespace = str_replace('/', '_', $ext_namespace);

	$compiler_calls = [];
	
	/*
	process leser/parser here to set a $key variable
	*/

	if ($this->environment->isDebug())
	{
		// If debug mode is enabled, lets check for new/removed EVENT
		//  templates on page load rather than at compile. This is
		//  slower, but makes developing extensions easier (no need to
		//  purge the cache when a new event template file is added)
		$compiler_calls[] = fn() => $compiler
			->write("if (\$this->env->getLoader()->exists('@{$ext_namespace}/{$location}.html')) {\n")
			->indent()
		;
	}

	if ($this->environment->isDebug() || $this->environment->getLoader()->exists('@' . $ext_namespace . '/' . $location . '.html'))
	{
		$compiler_calls[] = fn() => $compiler
			->write("\$previous_look_up_order = \$this->env->getNamespaceLookUpOrder();\n")

			// We set the namespace lookup order to be this extension first, then the main path
			->write("\$this->env->setNamespaceLookUpOrder(array('{$ext_namespace}', '__main__'));\n")
			->write("\$this->env->loadTemplate('@{$ext_namespace}/{$location}.html')->display(\$context);\n")
			->write("\$this->env->setNamespaceLookUpOrder(\$previous_look_up_order);\n")
		;
	}

	if ($this->environment->isDebug())
	{
		$compiler_calls[] = fn() => $compiler
			->outdent()
			->write("}\n\n")
		;
	}
	
	if (isset($key))
	{
		array_splice($compiler_steps, $key, 0, $compiler_calls);
	}
	else
	{
		$compiler_steps[] = $compiler_calls;
	}
}

foreach ($compiler_steps as $namespace_steps)
{
	foreach ($namespace_steps as $step)
	{
		$step();
	}
}