1 files changed, 137 insertions, 0 deletions
diff --git a/phpBB/includes/template/path_provider.php b/phpBB/includes/template/path_provider.php
new file mode 100644
index 0000000000..02d48cbea5
--- /dev/null
+++ b/phpBB/includes/template/path_provider.php
@@ -0,0 +1,137 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2011 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+/**
+* Provides a template locator with paths
+*
+* Finds installed template paths and makes them available to the locator.
+*
+* @package phpBB3
+*/
+class phpbb_template_path_provider extends phpbb_extension_provider
+{
+	protected $main_template_name = '';
+	protected $templates = array();
+	protected $ext_dir_prefix = '';
+
+	/**
+	* Constructor stores extension manager
+	*
+	* @param phpbb_extension_manager $extension_manager phpBB extension manager
+	*/
+	public function __construct(phpbb_extension_manager $extension_manager)
+	{
+		// no super call to avoid find() call
+		$this->extension_manager = $extension_manager;
+	}
+
+	/**
+	* Defines a prefix to use for template paths in extensions
+	*
+	* @param string $ext_dir_prefix The prefix including trailing slash
+	* @return null
+	*/
+	public function set_ext_dir_prefix($ext_dir_prefix)
+	{
+		$this->ext_dir_prefix = $ext_dir_prefix;
+	}
+
+	/**
+	* Finds template paths using the extension manager
+	*
+	* Finds paths with the same name (e.g. styles/prosilver/template/) in all
+	* active extensions. Then appends the actual template paths based in the
+	* current working directory.
+	*
+	* @return array     List of template paths
+	*/
+	public function find()
+	{
+		$finder = $this->extension_manager->get_finder();
+
+		$directories = array();
+
+		foreach ($this->templates as $name => $path)
+		{
+			if ($path && !phpbb_is_absolute($path))
+			{
+				$directories = array_merge($directories, $finder
+					->directory('/' . $this->ext_dir_prefix . $path)
+					->get_directories()
+				);
+			}
+		}
+
+		foreach ($this->templates as $name => $path)
+		{
+			$directories[] = $path;
+		}
+
+		return $directories;
+	}
+
+	/**
+	* Overwrites the current template names and paths
+	*
+	* @param array $templates An associative map from template names to paths.
+	*                         The first element is the main template.
+	*                         If the path is false, it will be generated from
+	*                         the supplied name.
+	* @return null
+	*/
+	public function set_templates(array $templates)
+	{
+		$this->templates = array();
+
+		foreach ($templates as $name => $path)
+		{
+			if (!$path)
+			{
+				$path = $this->template_root_for_style($name);
+			}
+
+			$this->templates[$name] = $path;
+		}
+
+		reset($this->templates);
+		$this->main_template_path = current($this->templates);
+
+		$this->items = $this->find();
+	}
+
+	/**
+	* Retrieves the path to the main template passed into set_templates()
+	*
+	* @return string Main template path
+	*/
+	public function get_main_template_path()
+	{
+		return $this->main_template_path;
+	}
+
+	/**
+	* Converts a style name to relative (to board root or extension) path to
+	* the style's template files.
+	*
+	* @param $style_name string Style name
+	* @return string Path to style template files
+	*/
+	private function template_root_for_style($style_name)
+	{
+		return 'styles/' . $style_name . '/template';
+	}
+}