1 files changed, 128 insertions, 0 deletions
diff --git a/phpBB/includes/style/template_compile.php b/phpBB/includes/style/template_compile.php
new file mode 100644
index 0000000000..fa0928f424
--- /dev/null
+++ b/phpBB/includes/style/template_compile.php
@@ -0,0 +1,128 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2005 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+stream_filter_register('phpbb_template', 'phpbb_style_template_filter');
+
+/**
+* Extension of template class - Functions needed for compiling templates only.
+*
+* @package phpBB3
+* @uses template_filter As a PHP stream filter to perform compilation of templates
+*/
+class phpbb_style_template_compile
+{
+	/**
+	* Array of parameters to forward to template filter
+	*
+	* @var array
+	*/
+	private $filter_params;
+
+	/**
+	* Constructor.
+	*
+	* @param bool @allow_php Whether PHP code will be allowed in templates (inline PHP code, PHP tag and INCLUDEPHP tag)
+	* @param phpbb_style_resource_locator $locator Resource locator
+	* @param string $phpbb_root_path Path to phpBB root directory
+	*/
+	public function __construct($allow_php, $locator, $phpbb_root_path)
+	{
+		$this->filter_params = array(
+			'allow_php'	=> $allow_php,
+			'locator'	=> $locator,
+			'phpbb_root_path'	=> $phpbb_root_path
+		);
+	}
+
+	/**
+	* Compiles template in $source_file and writes compiled template to
+	* cache directory
+	*
+	* @param string $handle Template handle to compile
+	* @param string $source_file Source template file
+	* @return bool Return true on success otherwise false
+	*/
+	public function compile_file_to_file($source_file, $compiled_file)
+	{
+		$source_handle = @fopen($source_file, 'rb');
+		$destination_handle = @fopen($compiled_file, 'wb');
+
+		if (!$source_handle || !$destination_handle)
+		{
+			return false;
+		}
+
+		@flock($destination_handle, LOCK_EX);
+
+		$this->compile_stream_to_stream($source_handle, $destination_handle);
+
+		@fclose($source_handle);
+		@flock($destination_handle, LOCK_UN);
+		@fclose($destination_handle);
+
+		phpbb_chmod($compiled_file, CHMOD_READ | CHMOD_WRITE);
+
+		clearstatcache();
+
+		return true;
+	}
+
+	/**
+	* Compiles a template located at $source_file.
+	*
+	* Returns PHP source suitable for eval().
+	*
+	* @param string $source_file Source template file
+	* @return string|bool Return compiled code on successful compilation otherwise false
+	*/
+	public function compile_file($source_file)
+	{
+		$source_handle = @fopen($source_file, 'rb');
+		$destination_handle = @fopen('php://temp' ,'r+b');
+
+		if (!$source_handle || !$destination_handle)
+		{
+			return false;
+		}
+
+		$this->compile_stream_to_stream($source_handle, $destination_handle);
+
+		@fclose($source_handle);
+
+		rewind($destination_handle);
+		$contents = stream_get_contents($destination_handle);
+		@fclose($dest_handle);
+
+		return $contents;
+	}
+
+	/**
+	* Compiles contents of $source_stream into $dest_stream.
+	*
+	* A stream filter is appended to $source_stream as part of the
+	* process.
+	*
+	* @param resource $source_stream Source stream
+	* @param resource $dest_stream Destination stream
+	* @return void
+	*/
+	private function compile_stream_to_stream($source_stream, $dest_stream)
+	{
+		stream_filter_append($source_stream, 'phpbb_template', null, $this->filter_params);
+		stream_copy_to_stream($source_stream, $dest_stream);
+	}
+}