Augmentation vers version 3.3.0

install/update/old/phpbb/template/asset.php

@@ -0,0 +1,210 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template;
+
+class asset
+{
+	protected $components = array();
+
+	/** @var \phpbb\path_helper **/
+	protected $path_helper;
+
+	/** @var \phpbb\filesystem\filesystem */
+	protected $filesystem;
+
+	/**
+	* Constructor
+	*
+	* @param string $url URL
+	* @param \phpbb\path_helper $path_helper Path helper object
+	* @param \phpbb\filesystem\filesystem $filesystem
+	*/
+	public function __construct($url, \phpbb\path_helper $path_helper, \phpbb\filesystem\filesystem $filesystem)
+	{
+		$this->path_helper = $path_helper;
+		$this->filesystem = $filesystem;
+
+		$this->set_url($url);
+	}
+
+	/**
+	* Set URL
+	*
+	* @param string $url URL
+	*/
+	public function set_url($url)
+	{
+		if (version_compare(PHP_VERSION, '5.4.7') < 0 && substr($url, 0, 2) === '//')
+		{
+			// Workaround for PHP 5.4.6 and older bug #62844 - add fake scheme and then remove it
+			$this->components = parse_url('http:' . $url);
+			$this->components['scheme'] = '';
+			return;
+		}
+		$this->components = parse_url($url);
+	}
+
+	/**
+	* Convert URL components into string
+	*
+	* @param array $components URL components
+	* @return string URL
+	*/
+	protected function join_url($components)
+	{
+		$path = '';
+		if (isset($components['scheme']))
+		{
+			$path = $components['scheme'] === '' ? '//' : $components['scheme'] . '://';
+		}
+
+		if (isset($components['user']) || isset($components['pass']))
+		{
+			if ($path === '' && !isset($components['port']))
+			{
+				$path = '//';
+			}
+			$path .= $components['user'];
+			if (isset($components['pass']))
+			{
+				$path .= ':' . $components['pass'];
+			}
+			$path .= '@';
+		}
+
+		if (isset($components['host']))
+		{
+			if ($path === '' && !isset($components['port']))
+			{
+				$path = '//';
+			}
+			$path .= $components['host'];
+			if (isset($components['port']))
+			{
+				$path .= ':' . $components['port'];
+			}
+		}
+
+		if (isset($components['path']))
+		{
+			$path .= $components['path'];
+		}
+
+		if (isset($components['query']))
+		{
+			$path .= '?' . $components['query'];
+		}
+
+		if (isset($components['fragment']))
+		{
+			$path .= '#' . $components['fragment'];
+		}
+
+		return $path;
+	}
+
+	/**
+	* Get URL
+	*
+	* @return string URL
+	*/
+	public function get_url()
+	{
+		return $this->path_helper->update_web_root_path($this->join_url($this->components));
+	}
+
+	/**
+	* Checks if URL is local and relative
+	*
+	* @return boolean True if URL is local and relative
+	*/
+	public function is_relative()
+	{
+		if (empty($this->components) || !isset($this->components['path']))
+		{
+			// Invalid URL
+			return false;
+		}
+		return !isset($this->components['scheme']) && !isset($this->components['host']) && substr($this->components['path'], 0, 1) !== '/';
+	}
+
+	/**
+	* Get path component of current URL
+	*
+	* @return string Path
+	*/
+	public function get_path()
+	{
+		return isset($this->components['path']) ? $this->components['path'] : '';
+	}
+
+	/**
+	* Set path component
+	*
+	* @param string $path Path component
+	* @param boolean $urlencode If true, parts of path should be encoded with rawurlencode()
+	*/
+	public function set_path($path, $urlencode = false)
+	{
+		// Since 1.7.0 Twig returns the real path of the file. We need it to be relative.
+		$real_root_path = $this->filesystem->realpath($this->path_helper->get_phpbb_root_path()) . DIRECTORY_SEPARATOR;
+
+		// If the asset is under the phpBB root path we need to remove its path and then prepend $phpbb_root_path
+		if ($real_root_path && substr($path . DIRECTORY_SEPARATOR, 0, strlen($real_root_path)) === $real_root_path)
+		{
+			$path = $this->path_helper->get_phpbb_root_path() . str_replace('\\', '/', substr($path, strlen($real_root_path)));
+		}
+		else
+		{
+			// Else we make the path relative to the current working directory
+			$real_root_path = $this->filesystem->realpath('.') . DIRECTORY_SEPARATOR;
+			if ($real_root_path && substr($path . DIRECTORY_SEPARATOR, 0, strlen($real_root_path)) === $real_root_path)
+			{
+				$path = str_replace('\\', '/', substr($path, strlen($real_root_path)));
+			}
+		}
+
+		if ($urlencode)
+		{
+			$paths = explode('/', $path);
+			foreach ($paths as &$dir)
+			{
+				$dir = rawurlencode($dir);
+			}
+			$path = implode('/', $paths);
+		}
+
+		$this->components['path'] = $path;
+	}
+
+	/**
+	* Add assets_version parameter to URL.
+	* Parameter will not be added if assets_version already exists in URL
+	*
+	* @param string $version Version
+	*/
+	public function add_assets_version($version)
+	{
+		if (!isset($this->components['query']))
+		{
+			$this->components['query'] = 'assets_version=' . $version;
+			return;
+		}
+		$query = $this->components['query'];
+		if (!preg_match('/(^|[&;])assets_version=/', $query))
+		{
+			$this->components['query'] = $query . '&amp;assets_version=' . $version;
+		}
+	}
+}

install/update/old/phpbb/template/context.php

@@ -0,0 +1,631 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template;
+
+/**
+* Stores variables assigned to template.
+*/
+class context
+{
+	/**
+	* variable that holds all the data we'll be substituting into
+	* the compiled templates. Takes form:
+	* --> $this->tpldata[block][iteration#][child][iteration#][child2][iteration#][variablename] == value
+	* if it's a root-level variable, it'll be like this:
+	* --> $this->tpldata[.][0][varname] == value
+	*
+	* @var array
+	*/
+	private $tpldata = array('.' => array(0 => array()));
+
+	/**
+	* @var array Reference to template->tpldata['.'][0]
+	*/
+	private $rootref;
+
+	/**
+	* @var bool
+	*/
+	private $num_rows_is_set;
+
+	public function __construct()
+	{
+		$this->clear();
+	}
+
+	/**
+	* Clears template data set.
+	*/
+	public function clear()
+	{
+		$this->tpldata = array('.' => array(0 => array()));
+		$this->rootref = &$this->tpldata['.'][0];
+		$this->num_rows_is_set = false;
+	}
+
+	/**
+	* Assign a single scalar value to a single key.
+	*
+	* Value can be a string, an integer or a boolean.
+	*
+	* @param string $varname Variable name
+	* @param string $varval Value to assign to variable
+	* @return true
+	*/
+	public function assign_var($varname, $varval)
+	{
+		$this->rootref[$varname] = $varval;
+
+		return true;
+	}
+
+	/**
+	* Append text to the string value stored in a key.
+	*
+	* Text is appended using the string concatenation operator (.).
+	*
+	* @param string $varname Variable name
+	* @param string $varval Value to append to variable
+	* @return true
+	*/
+	public function append_var($varname, $varval)
+	{
+		$this->rootref[$varname] = (isset($this->rootref[$varname]) ? $this->rootref[$varname] : '') . $varval;
+
+		return true;
+	}
+
+	/**
+	* Retreive a single scalar value from a single key.
+	*
+	* @param string $varname Variable name
+	* @return mixed Variable value, or null if not set
+	*/
+	public function retrieve_var($varname)
+	{
+		return isset($this->rootref[$varname]) ? $this->rootref[$varname] : null;
+	}
+
+	/**
+	* Returns a reference to template data array.
+	*
+	* This function is public so that template renderer may invoke it.
+	* Users should alter template variables via functions in \phpbb\template\template.
+	*
+	* Note: modifying returned array will affect data stored in the context.
+	*
+	* @return array template data
+	*/
+	public function &get_data_ref()
+	{
+		// returning a reference directly is not
+		// something php is capable of doing
+		$ref = &$this->tpldata;
+
+		if (!$this->num_rows_is_set)
+		{
+			/*
+			* We do not set S_NUM_ROWS while adding a row, to reduce the complexity
+			* If we would set it on adding, each subsequent adding would cause
+			* n modifications, resulting in a O(n!) complexity, rather then O(n)
+			*/
+			foreach ($ref as $loop_name => &$loop_data)
+			{
+				if ($loop_name === '.')
+				{
+					continue;
+				}
+
+				$this->set_num_rows($loop_data);
+			}
+			$this->num_rows_is_set = true;
+		}
+
+		return $ref;
+	}
+
+	/**
+	* Set S_NUM_ROWS for each row in this template block
+	*
+	* @param array $loop_data
+	*/
+	protected function set_num_rows(&$loop_data)
+	{
+		$s_num_rows = count($loop_data);
+		foreach ($loop_data as &$mod_block)
+		{
+			foreach ($mod_block as $sub_block_name => &$sub_block)
+			{
+				// If the key name is lowercase and the data is an array,
+				// it could be a template loop. So we set the S_NUM_ROWS there
+				// aswell.
+				if ($sub_block_name === strtolower($sub_block_name) && is_array($sub_block))
+				{
+					$this->set_num_rows($sub_block);
+				}
+			}
+
+			// Check whether we are inside a block before setting the variable
+			if (isset($mod_block['S_BLOCK_NAME']))
+			{
+				$mod_block['S_NUM_ROWS'] = $s_num_rows;
+			}
+		}
+	}
+
+	/**
+	* Returns a reference to template root scope.
+	*
+	* This function is public so that template renderer may invoke it.
+	* Users should not need to invoke this function.
+	*
+	* Note: modifying returned array will affect data stored in the context.
+	*
+	* @return array template data
+	*/
+	public function &get_root_ref()
+	{
+		// rootref is already a reference
+		return $this->rootref;
+	}
+
+	/**
+	* Assign key variable pairs from an array to a specified block
+	*
+	* @param string $blockname Name of block to assign $vararray to
+	* @param array $vararray A hash of variable name => value pairs
+	* @return true
+	*/
+	public function assign_block_vars($blockname, array $vararray)
+	{
+		$this->num_rows_is_set = false;
+
+		// For nested block, $blockcount > 0, for top-level block, $blockcount == 0
+		$blocks = explode('.', $blockname);
+		$blockcount = count($blocks) - 1;
+
+		$block = &$this->tpldata;
+		for ($i = 0; $i < $blockcount; $i++)
+		{
+			$pos = strpos($blocks[$i], '[');
+			$name = ($pos !== false) ? substr($blocks[$i], 0, $pos) : $blocks[$i];
+			$block = &$block[$name];
+			$block_count = empty($block) ? 0 : count($block) - 1;
+			$index = (!$pos || strpos($blocks[$i], '[]') === $pos) ? $block_count : (min((int) substr($blocks[$i], $pos + 1, -1), $block_count));
+			$block = &$block[$index];
+		}
+
+		// $block = &$block[$blocks[$i]]; // Do not traverse the last block as it might be empty
+		$name = $blocks[$i];
+
+		// Assign S_ROW_COUNT and S_ROW_NUM
+		$s_row_count = isset($block[$name]) ? count($block[$name]) : 0;
+		$vararray['S_ROW_COUNT'] = $vararray['S_ROW_NUM'] = $s_row_count;
+
+		// Assign S_FIRST_ROW
+		if (!$s_row_count)
+		{
+			$vararray['S_FIRST_ROW'] = true;
+		}
+
+		// Assign S_BLOCK_NAME
+		$vararray['S_BLOCK_NAME'] = $name;
+
+		// Now the tricky part, we always assign S_LAST_ROW and remove the entry before
+		// This is much more clever than going through the complete template data on display (phew)
+		$vararray['S_LAST_ROW'] = true;
+		if ($s_row_count > 0)
+		{
+			unset($block[$name][($s_row_count - 1)]['S_LAST_ROW']);
+		}
+
+		// Now we add the block that we're actually assigning to.
+		// We're adding a new iteration to this block with the given
+		// variable assignments.
+		$block[$name][] = $vararray;
+
+		return true;
+	}
+
+	/**
+	* Assign key variable pairs from an array to a whole specified block loop
+	*
+	* @param string $blockname Name of block to assign $block_vars_array to
+	* @param array $block_vars_array An array of hashes of variable name => value pairs
+	* @return true
+	*/
+	public function assign_block_vars_array($blockname, array $block_vars_array)
+	{
+		foreach ($block_vars_array as $vararray)
+		{
+			$this->assign_block_vars($blockname, $vararray);
+		}
+
+		return true;
+	}
+
+	/**
+	* Retrieve key variable pairs from the specified block
+	*
+	* @param string $blockname Name of block to retrieve $vararray from
+	* @param array $vararray An array of variable names, empty array retrieves all vars
+	* @return array of hashes with variable name as key and retrieved value or null as value
+	*/
+	public function retrieve_block_vars($blockname, array $vararray)
+	{
+		// For nested block, $blockcount > 0, for top-level block, $blockcount == 0
+		$blocks = explode('.', $blockname);
+		$blockcount = count($blocks) - 1;
+
+		$block = $this->tpldata;
+		for ($i = 0; $i <= $blockcount; $i++)
+		{
+			if (($pos = strpos($blocks[$i], '[')) !== false)
+			{
+				$name = substr($blocks[$i], 0, $pos);
+
+				if (empty($block[$name]))
+				{
+					return array();
+				}
+
+				if (strpos($blocks[$i], '[]') === $pos)
+				{
+					$index = count($block[$name]) - 1;
+				}
+				else
+				{
+					$index = min((int) substr($blocks[$i], $pos + 1, -1), count($block[$name]) - 1);
+				}
+			}
+			else
+			{
+				$name = $blocks[$i];
+				if (empty($block[$name]))
+				{
+					return array();
+				}
+
+				$index = count($block[$name]) - 1;
+			}
+			$block = $block[$name];
+			$block = $block[$index];
+		}
+
+		$result = array();
+		if ($vararray === array())
+		{
+			// The calculated vars that depend on the block position are excluded from the complete block returned results
+			$excluded_vars = array('S_FIRST_ROW', 'S_LAST_ROW', 'S_BLOCK_NAME', 'S_NUM_ROWS', 'S_ROW_COUNT', 'S_ROW_NUM');
+
+			foreach ($block as $varname => $varvalue)
+			{
+				if ($varname === strtoupper($varname) && !is_array($varvalue) && !in_array($varname, $excluded_vars))
+				{
+					$result[$varname] = $varvalue;
+				}
+			}
+		}
+		else
+		{
+			foreach ($vararray as $varname)
+			{
+				$result[$varname] = isset($block[$varname]) ? $block[$varname] : null;
+			}
+		}
+		return $result;
+	}
+
+	/**
+	* Find the index for a specified key in the innermost specified block
+	*
+	* @param	string	$blockname	the blockname, for example 'loop'
+	* @param	mixed	$key		Key to search for
+	*
+	* array: KEY => VALUE [the key/value pair to search for within the loop to determine the correct position]
+	*
+	* int: Position [the position to search for]
+	*
+	* If key is false the position is set to 0
+	* If key is true the position is set to the last entry
+	*
+	* @return mixed false if not found, index position otherwise; be sure to test with ===
+	*/
+	public function find_key_index($blockname, $key)
+	{
+		// For nested block, $blockcount > 0, for top-level block, $blockcount == 0
+		$blocks = explode('.', $blockname);
+		$blockcount = count($blocks) - 1;
+
+		$block = $this->tpldata;
+		for ($i = 0; $i < $blockcount; $i++)
+		{
+			$pos = strpos($blocks[$i], '[');
+			$name = ($pos !== false) ? substr($blocks[$i], 0, $pos) : $blocks[$i];
+
+			if (!isset($block[$name]))
+			{
+				return false;
+			}
+
+			$index = (!$pos || strpos($blocks[$i], '[]') === $pos) ? (count($block[$name]) - 1) : (min((int) substr($blocks[$i], $pos + 1, -1), count($block[$name]) - 1));
+
+			if (!isset($block[$name][$index]))
+			{
+				return false;
+			}
+			$block = $block[$name][$index];
+		}
+
+		if (!isset($block[$blocks[$i]]))
+		{
+			return false;
+		}
+		$block = $block[$blocks[$i]]; // Traverse the last block
+
+		// Change key to zero (change first position) if false and to last position if true
+		if (is_bool($key))
+		{
+			return (!$key) ? 0 : count($block) - 1;
+		}
+
+		// Get correct position if array given
+		if (is_array($key))
+		{
+			// Search array to get correct position
+			list($search_key, $search_value) = @each($key);
+			foreach ($block as $i => $val_ary)
+			{
+				if ($val_ary[$search_key] === $search_value)
+				{
+					return $i;
+				}
+			}
+		}
+
+		return (is_int($key) && ((0 <= $key) && ($key < count($block)))) ? $key : false;
+	}
+
+	/**
+	* Change already assigned key variable pair (one-dimensional - single loop entry)
+	*
+	* An example of how to use this function:
+	* {@example alter_block_array.php}
+	*
+	* @param	string	$blockname	the blockname, for example 'loop'
+	* @param	array	$vararray	the var array to insert/add or merge
+	* @param	mixed	$key		Key to search for
+	*
+	* array: KEY => VALUE [the key/value pair to search for within the loop to determine the correct position]
+	*
+	* int: Position [the position to change or insert at directly given]
+	*
+	* If key is false the position is set to 0
+	* If key is true the position is set to the last entry
+	*
+	* @param	string	$mode		Mode to execute (valid modes are 'insert', 'change' and 'delete')
+	*
+	*	If insert, the vararray is inserted at the given position (position counting from zero).
+	*	If change, the current block gets merged with the vararray (resulting in new key/value pairs be added and existing keys be replaced by the new \value).
+	*	If delete, the vararray is ignored, and the block at the given position (counting from zero) is removed.
+	*
+	* Since counting begins by zero, inserting at the last position will result in this array: array(vararray, last positioned array)
+	* and inserting at position 1 will result in this array: array(first positioned array, vararray, following vars)
+	*
+	* @return bool false on error, true on success
+	*/
+	public function alter_block_array($blockname, array $vararray, $key = false, $mode = 'insert')
+	{
+		$this->num_rows_is_set = false;
+
+		// For nested block, $blockcount > 0, for top-level block, $blockcount == 0
+		$blocks = explode('.', $blockname);
+		$blockcount = count($blocks) - 1;
+
+		$block = &$this->tpldata;
+		for ($i = 0; $i < $blockcount; $i++)
+		{
+			if (($pos = strpos($blocks[$i], '[')) !== false)
+			{
+				$name = substr($blocks[$i], 0, $pos);
+
+				if (strpos($blocks[$i], '[]') === $pos)
+				{
+					$index = count($block[$name]) - 1;
+				}
+				else
+				{
+					$index = min((int) substr($blocks[$i], $pos + 1, -1), count($block[$name]) - 1);
+				}
+			}
+			else
+			{
+				$name = $blocks[$i];
+				$index = count($block[$name]) - 1;
+			}
+			$block = &$block[$name];
+			$block = &$block[$index];
+		}
+		$name = $blocks[$i];
+
+		// If last block does not exist and we are inserting, and not searching for key, we create it empty; otherwise, nothing to do
+		if (!isset($block[$name]))
+		{
+			if ($mode != 'insert' || is_array($key))
+			{
+				return false;
+			}
+			$block[$name] = array();
+		}
+
+		$block = &$block[$name]; // Now we can traverse the last block
+
+		// Change key to zero (change first position) if false and to last position if true
+		if ($key === false || $key === true)
+		{
+			$key = ($key === false) ? 0 : count($block);
+		}
+
+		// Get correct position if array given
+		if (is_array($key))
+		{
+			// Search array to get correct position
+			list($search_key, $search_value) = @each($key);
+
+			$key = null;
+			foreach ($block as $i => $val_ary)
+			{
+				if ($val_ary[$search_key] === $search_value)
+				{
+					$key = $i;
+					break;
+				}
+			}
+
+			// key/value pair not found
+			if ($key === null)
+			{
+				return false;
+			}
+		}
+
+		// Insert Block
+		if ($mode == 'insert')
+		{
+			// Make sure we are not exceeding the last iteration
+			if ($key >= count($block))
+			{
+				$key = count($block);
+				unset($block[($key - 1)]['S_LAST_ROW']);
+				$vararray['S_LAST_ROW'] = true;
+			}
+			if ($key <= 0)
+			{
+				$key = 0;
+				unset($block[0]['S_FIRST_ROW']);
+				$vararray['S_FIRST_ROW'] = true;
+			}
+
+			// Assign S_BLOCK_NAME
+			$vararray['S_BLOCK_NAME'] = $name;
+
+			// Re-position template blocks
+			for ($i = count($block); $i > $key; $i--)
+			{
+				$block[$i] = $block[$i-1];
+
+				$block[$i]['S_ROW_COUNT'] = $block[$i]['S_ROW_NUM'] = $i;
+			}
+
+			// Insert vararray at given position
+			$block[$key] = $vararray;
+			$block[$key]['S_ROW_COUNT'] = $block[$key]['S_ROW_NUM'] = $key;
+
+			return true;
+		}
+
+		// Which block to change?
+		if ($mode == 'change')
+		{
+			// If key is out of bounds, do not change anything
+			if ($key > count($block) || $key < 0)
+			{
+				return false;
+			}
+
+			if ($key == count($block))
+			{
+				$key--;
+			}
+
+			$block[$key] = array_merge($block[$key], $vararray);
+
+			return true;
+		}
+
+		// Delete Block
+		if ($mode == 'delete')
+		{
+			// If we are exceeding last iteration, do not delete anything
+			if ($key > count($block) || $key < 0)
+			{
+				return false;
+			}
+
+			// If we are positioned at the end, we remove the last element
+			if ($key == count($block))
+			{
+				$key--;
+			}
+
+			// We are deleting the last element in the block, so remove the block
+			if (count($block) === 1)
+			{
+				$block = null; // unset($block); does not work on references
+				return true;
+			}
+
+			// Re-position template blocks
+			for ($i = $key; $i < count($block)-1; $i++)
+			{
+				$block[$i] = $block[$i+1];
+				$block[$i]['S_ROW_COUNT'] = $block[$i]['S_ROW_NUM'] = $i;
+			}
+
+			// Remove the last element
+			unset($block[$i]);
+
+			// Set first and last elements again, in case they were removed
+			$block[0]['S_FIRST_ROW'] = true;
+			$block[count($block)-1]['S_LAST_ROW'] = true;
+
+			return true;
+		}
+
+		return false;
+	}
+
+	/**
+	* Reset/empty complete block
+	*
+	* @param string $blockname Name of block to destroy
+	* @return true
+	*/
+	public function destroy_block_vars($blockname)
+	{
+		$this->num_rows_is_set = false;
+		if (strpos($blockname, '.') !== false)
+		{
+			// Nested block.
+			$blocks = explode('.', $blockname);
+			$blockcount = count($blocks) - 1;
+
+			$str = &$this->tpldata;
+			for ($i = 0; $i < $blockcount; $i++)
+			{
+				$str = &$str[$blocks[$i]];
+				$str = &$str[count($str) - 1];
+			}
+
+			unset($str[$blocks[$blockcount]]);
+		}
+		else
+		{
+			// Top-level block.
+			unset($this->tpldata[$blockname]);
+		}
+
+		return true;
+	}
+}

install/update/old/phpbb/template/template.php

@@ -0,0 +1,224 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template;
+
+interface template
+{
+
+	/**
+	* Clear the cache
+	*
+	* @return \phpbb\template\template
+	*/
+	public function clear_cache();
+
+	/**
+	* Sets the template filenames for handles.
+	*
+	* @param array $filename_array Should be a hash of handle => filename pairs.
+	* @return \phpbb\template\template $this
+	*/
+	public function set_filenames(array $filename_array);
+
+	/**
+	* Get the style tree of the style preferred by the current user
+	*
+	* @return array Style tree, most specific first
+	*/
+	public function get_user_style();
+
+	/**
+	* Set style location based on (current) user's chosen style.
+	*
+	* @param array $style_directories The directories to add style paths for
+	* 	E.g. array('ext/foo/bar/styles', 'styles')
+	* 	Default: array('styles') (phpBB's style directory)
+	* @return \phpbb\template\template $this
+	*/
+	public function set_style($style_directories = array('styles'));
+
+	/**
+	* Set custom style location (able to use directory outside of phpBB).
+	*
+	* Note: Templates are still compiled to phpBB's cache directory.
+	*
+	* @param string|array $names Array of names or string of name of template(s) in inheritance tree order, used by extensions.
+	* @param string|array or string $paths Array of style paths, relative to current root directory
+	* @return \phpbb\template\template $this
+	*/
+	public function set_custom_style($names, $paths);
+
+	/**
+	* Clears all variables and blocks assigned to this template.
+	*
+	* @return \phpbb\template\template $this
+	*/
+	public function destroy();
+
+	/**
+	* Reset/empty complete block
+	*
+	* @param string $blockname Name of block to destroy
+	* @return \phpbb\template\template $this
+	*/
+	public function destroy_block_vars($blockname);
+
+	/**
+	* Display a template for provided handle.
+	*
+	* The template will be loaded and compiled, if necessary, first.
+	*
+	* This function calls hooks.
+	*
+	* @param string $handle Handle to display
+	* @return \phpbb\template\template $this
+	*/
+	public function display($handle);
+
+	/**
+	* Display the handle and assign the output to a template variable
+	* or return the compiled result.
+	*
+	* @param string $handle Handle to operate on
+	* @param string $template_var Template variable to assign compiled handle to
+	* @param bool $return_content If true return compiled handle, otherwise assign to $template_var
+	* @return \phpbb\template\template|string if $return_content is true return string of the compiled handle, otherwise return $this
+	*/
+	public function assign_display($handle, $template_var = '', $return_content = true);
+
+	/**
+	* Assign key variable pairs from an array
+	*
+	* @param array $vararray A hash of variable name => value pairs
+	* @return \phpbb\template\template $this
+	*/
+	public function assign_vars(array $vararray);
+
+	/**
+	* Assign a single scalar value to a single key.
+	*
+	* Value can be a string, an integer or a boolean.
+	*
+	* @param string $varname Variable name
+	* @param string $varval Value to assign to variable
+	* @return \phpbb\template\template $this
+	*/
+	public function assign_var($varname, $varval);
+
+	/**
+	* Append text to the string value stored in a key.
+	*
+	* Text is appended using the string concatenation operator (.).
+	*
+	* @param string $varname Variable name
+	* @param string $varval Value to append to variable
+	* @return \phpbb\template\template $this
+	*/
+	public function append_var($varname, $varval);
+
+	/**
+	* Retrieve multiple template values
+	*
+	* @param array $vararray An array with variable names
+	* @return array A hash of variable name => value pairs (value is null if not set)
+	*/
+	public function retrieve_vars(array $vararray);
+
+	/**
+	* Retreive a single scalar value from a single key.
+	*
+	* @param string $varname Variable name
+	* @return mixed Variable value, or null if not set
+	*/
+	public function retrieve_var($varname);
+
+	/**
+	* Assign key variable pairs from an array to a specified block
+	* @param string $blockname Name of block to assign $vararray to
+	* @param array $vararray A hash of variable name => value pairs
+	* @return \phpbb\template\template $this
+	*/
+	public function assign_block_vars($blockname, array $vararray);
+
+	/**
+	* Assign key variable pairs from an array to a whole specified block loop
+	* @param string $blockname Name of block to assign $block_vars_array to
+	* @param array $block_vars_array An array of hashes of variable name => value pairs
+	* @return \phpbb\template\template $this
+	*/
+	public function assign_block_vars_array($blockname, array $block_vars_array);
+
+	/**
+	* Retrieve variable values from an specified block
+	* @param string $blockname Name of block to retrieve $vararray from
+	* @param array $vararray An array with variable names, empty array gets all vars
+	* @return array A hash of variable name => value pairs (value is null if not set)
+	*/
+	public function retrieve_block_vars($blockname, array $vararray);
+
+	/**
+	* Change already assigned key variable pair (one-dimensional - single loop entry)
+	*
+	* An example of how to use this function:
+	* {@example alter_block_array.php}
+	*
+	* @param	string	$blockname	the blockname, for example 'loop'
+	* @param	array	$vararray	the var array to insert/add or merge
+	* @param	mixed	$key		Key to search for
+	*
+	* array: KEY => VALUE [the key/value pair to search for within the loop to determine the correct position]
+	*
+	* int: Position [the position to change or insert at directly given]
+	*
+	* If key is false the position is set to 0
+	* If key is true the position is set to the last entry
+	*
+	* @param	string	$mode		Mode to execute (valid modes are 'insert', 'change' and 'delete')
+	*
+	*	If insert, the vararray is inserted at the given position (position counting from zero).
+	*	If change, the current block gets merged with the vararray (resulting in new \key/value pairs be added and existing keys be replaced by the new \value).
+	*	If delete, the vararray is ignored, and the block at the given position (counting from zero) is removed.
+	*
+	* Since counting begins by zero, inserting at the last position will result in this array: array(vararray, last positioned array)
+	* and inserting at position 1 will result in this array: array(first positioned array, vararray, following vars)
+	*
+	* @return bool false on error, true on success
+	*/
+	public function alter_block_array($blockname, array $vararray, $key = false, $mode = 'insert');
+
+	/**
+	* Find the index for a specified key in the innermost specified block
+	*
+	* @param	string	$blockname	the blockname, for example 'loop'
+	* @param	mixed	$key		Key to search for
+	*
+	* array: KEY => VALUE [the key/value pair to search for within the loop to determine the correct position]
+	*
+	* int: Position [the position to search for]
+	*
+	* If key is false the position is set to 0
+	* If key is true the position is set to the last entry
+	*
+	* @return mixed false if not found, index position otherwise; be sure to test with ===
+	*/
+	public function find_key_index($blockname, $key);
+
+	/**
+	* Get path to template for handle (required for BBCode parser)
+	*
+	* @param string $handle Handle to retrieve the source file
+	* @return string
+	*/
+	public function get_source_file_for_handle($handle);
+}

install/update/old/phpbb/template/twig/extension.php

@@ -0,0 +1,185 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig;
+
+class extension extends \Twig_Extension
+{
+	/** @var \phpbb\template\context */
+	protected $context;
+
+	/** @var \phpbb\language\language */
+	protected $language;
+
+	/**
+	* Constructor
+	*
+	* @param \phpbb\template\context $context
+	* @param \phpbb\language\language $language
+	* @return \phpbb\template\twig\extension
+	*/
+	public function __construct(\phpbb\template\context $context, $language)
+	{
+		$this->context = $context;
+		$this->language = $language;
+	}
+
+	/**
+	* Get the name of this extension
+	*
+	* @return string
+	*/
+	public function getName()
+	{
+		return 'phpbb';
+	}
+
+	/**
+	* Returns the token parser instance to add to the existing list.
+	*
+	* @return array An array of Twig_TokenParser instances
+	*/
+	public function getTokenParsers()
+	{
+		return array(
+			new \phpbb\template\twig\tokenparser\defineparser,
+			new \phpbb\template\twig\tokenparser\includeparser,
+			new \phpbb\template\twig\tokenparser\includejs,
+			new \phpbb\template\twig\tokenparser\includecss,
+			new \phpbb\template\twig\tokenparser\event,
+			new \phpbb\template\twig\tokenparser\includephp,
+			new \phpbb\template\twig\tokenparser\php,
+		);
+	}
+
+	/**
+	* Returns a list of filters to add to the existing list.
+	*
+	* @return array An array of filters
+	*/
+	public function getFilters()
+	{
+		return array(
+			new \Twig_SimpleFilter('subset', array($this, 'loop_subset'), array('needs_environment' => true)),
+			// @deprecated 3.2.0 Uses twig's JS escape method instead of addslashes
+			new \Twig_SimpleFilter('addslashes', 'addslashes'),
+		);
+	}
+
+	/**
+	* Returns a list of global functions to add to the existing list.
+	*
+	* @return array An array of global functions
+	*/
+	public function getFunctions()
+	{
+		return array(
+			new \Twig_SimpleFunction('lang', array($this, 'lang')),
+		);
+	}
+
+	/**
+	* Returns a list of operators to add to the existing list.
+	*
+	* @return array An array of operators
+	*/
+	public function getOperators()
+	{
+		return array(
+			array(
+				'!' => array('precedence' => 50, 'class' => 'Twig_Node_Expression_Unary_Not'),
+			),
+			array(
+				// precedence settings are copied from similar operators in Twig core extension
+				'||' => array('precedence' => 10, 'class' => 'Twig_Node_Expression_Binary_Or', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+				'&&' => array('precedence' => 15, 'class' => 'Twig_Node_Expression_Binary_And', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+
+				'eq' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Equal', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+
+				'ne' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_NotEqual', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+				'neq' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_NotEqual', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+				'<>' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_NotEqual', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+
+				'===' => array('precedence' => 20, 'class' => '\phpbb\template\twig\node\expression\binary\equalequal', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+				'!==' => array('precedence' => 20, 'class' => '\phpbb\template\twig\node\expression\binary\notequalequal', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+
+				'gt' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Greater', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+				'gte' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_GreaterEqual', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+				'ge' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_GreaterEqual', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+				'lt' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Less', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+				'lte' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_LessEqual', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+				'le' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_LessEqual', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+
+				'mod' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_Mod', 'associativity' => \Twig_ExpressionParser::OPERATOR_LEFT),
+			),
+		);
+	}
+
+	/**
+	* Grabs a subset of a loop
+	*
+	* @param \Twig_Environment $env          A Twig_Environment instance
+	* @param mixed            $item         A variable
+	* @param integer          $start        Start of the subset
+	* @param integer          $end   	     End of the subset
+	* @param Boolean          $preserveKeys Whether to preserve key or not (when the input is an array)
+	*
+	* @return mixed The sliced variable
+	*/
+	function loop_subset(\Twig_Environment $env, $item, $start, $end = null, $preserveKeys = false)
+	{
+		// We do almost the same thing as Twig's slice (array_slice), except when $end is positive
+		if ($end >= 1)
+		{
+			// When end is > 1, subset will end on the last item in an array with the specified $end
+			// This is different from slice in that it is the number we end on rather than the number
+			//  of items to grab (length)
+
+			// Start must always be the actual starting number for this calculation (not negative)
+			$start = ($start < 0) ? count($item) + $start : $start;
+			$end = $end - $start;
+		}
+
+		// We always include the last element (this was the past design)
+		$end = ($end == -1 || $end === null) ? null : $end + 1;
+
+		return twig_slice($env, $item, $start, $end, $preserveKeys);
+	}
+
+	/**
+	* Get output for a language variable (L_FOO, LA_FOO)
+	*
+	* This function checks to see if the language var was outputted to $context
+	* (e.g. in the ACP, L_TITLE)
+	* If not, we return the result of $user->lang()
+	*
+	* @return string
+	*/
+	function lang()
+	{
+		$args = func_get_args();
+		$key = $args[0];
+
+		$context_vars = $this->context->get_root_ref();
+
+		if (is_string($key) && isset($context_vars['L_' . $key]))
+		{
+			return $context_vars['L_' . $key];
+		}
+
+		// LA_ is transformed into lang(\'$1\')|escape('js'), so we should not
+		// need to check for it
+
+		return call_user_func_array(array($this->language, 'lang'), $args);
+	}
+}

install/update/old/phpbb/template/twig/lexer.php

@@ -0,0 +1,368 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig;
+
+class lexer extends \Twig_Lexer
+{
+	public function set_environment(\Twig_Environment $env)
+	{
+		$this->env = $env;
+	}
+
+	public function tokenize($code, $filename = null)
+	{
+		// Handle \Twig_Source format input
+		if ($code instanceof \Twig_Source)
+		{
+			$source = $code;
+			$code = $source->getCode();
+			$filename = $source->getName();
+		}
+
+		// Our phpBB tags
+		// Commented out tokens are handled separately from the main replace
+		$phpbb_tags = array(
+			/*'BEGIN',
+			'BEGINELSE',
+			'END',
+			'IF',
+			'ELSE',
+			'ELSEIF',
+			'ENDIF',
+			'DEFINE',
+			'UNDEFINE',*/
+			'ENDDEFINE',
+			'INCLUDE',
+			'INCLUDEPHP',
+			'INCLUDEJS',
+			'INCLUDECSS',
+			'PHP',
+			'ENDPHP',
+			'EVENT',
+		);
+
+		// Twig tag masks
+		$twig_tags = array(
+			'autoescape',
+			'endautoescape',
+			'if',
+			'elseif',
+			'else',
+			'endif',
+			'block',
+			'endblock',
+			'use',
+			'extends',
+			'embed',
+			'filter',
+			'endfilter',
+			'flush',
+			'for',
+			'endfor',
+			'macro',
+			'endmacro',
+			'import',
+			'from',
+			'sandbox',
+			'endsandbox',
+			'set',
+			'endset',
+			'spaceless',
+			'endspaceless',
+			'verbatim',
+			'endverbatim',
+		);
+
+		// Fix tokens that may have inline variables (e.g. <!-- DEFINE $TEST = '{FOO}')
+		$code = $this->strip_surrounding_quotes(array(
+			'INCLUDE',
+			'INCLUDEPHP',
+			'INCLUDEJS',
+			'INCLUDECSS',
+		), $code);
+		$code = $this->fix_inline_variable_tokens(array(
+			'DEFINE \$[a-zA-Z0-9_]+ =',
+			'INCLUDE',
+			'INCLUDEPHP',
+			'INCLUDEJS',
+			'INCLUDECSS',
+		), $code);
+		$code = $this->add_surrounding_quotes(array(
+			'INCLUDE',
+			'INCLUDEPHP',
+			'INCLUDEJS',
+			'INCLUDECSS',
+		), $code);
+
+		// Fix our BEGIN statements
+		$code = $this->fix_begin_tokens($code);
+
+		// Fix our IF tokens
+		$code = $this->fix_if_tokens($code);
+
+		// Fix our DEFINE tokens
+		$code = $this->fix_define_tokens($code);
+
+		// Replace all of our starting tokens, <!-- TOKEN --> with Twig style, {% TOKEN %}
+		// This also strips outer parenthesis, <!-- IF (blah) --> becomes <!-- IF blah -->
+		$code = preg_replace('#<!-- (' . implode('|', $phpbb_tags) . ')(?: (.*?) ?)?-->#', '{% $1 $2 %}', $code);
+
+		// Replace all of our twig masks with Twig code (e.g. <!-- BLOCK .+ --> with {% block $1 %})
+		$code = $this->replace_twig_tag_masks($code, $twig_tags);
+
+		// Replace all of our language variables, {L_VARNAME}, with Twig style, {{ lang('NAME') }}
+		// Appends any filters after lang()
+		$code = preg_replace('#{L_([a-zA-Z0-9_\.]+)(\|[^}]+?)?}#', '{{ lang(\'$1\')$2 }}', $code);
+
+		// Replace all of our escaped language variables, {LA_VARNAME}, with Twig style, {{ lang('NAME')|escape('js') }}
+		// Appends any filters after lang(), but before escape('js')
+		$code = preg_replace('#{LA_([a-zA-Z0-9_\.]+)(\|[^}]+?)?}#', '{{ lang(\'$1\')$2|escape(\'js\') }}', $code);
+
+		// Replace all of our variables, {VARNAME}, with Twig style, {{ VARNAME }}
+		// Appends any filters
+		$code = preg_replace('#{([a-zA-Z0-9_\.]+)(\|[^}]+?)?}#', '{{ $1$2 }}', $code);
+
+		// Tokenize \Twig_Source instance
+		return parent::tokenize(new \Twig_Source($code, $filename));
+	}
+
+	/**
+	* Strip surrounding quotes
+	*
+	* First step to fix tokens that may have inline variables
+	* E.g. <!-- INCLUDE '{TEST}.html' to <!-- INCLUDE {TEST}.html
+	*
+	* @param array $tokens array of tokens to search for (imploded to a regular expression)
+	* @param string $code
+	* @return string
+	*/
+	protected function strip_surrounding_quotes($tokens, $code)
+	{
+		// Remove matching quotes at the beginning/end if a statement;
+		// E.g. 'asdf'"' -> asdf'"
+		// E.g. "asdf'"" -> asdf'"
+		// E.g. 'asdf'" -> 'asdf'"
+		return preg_replace('#<!-- (' . implode('|', $tokens) . ') (([\'"])?(.*?)\1) -->#', '<!-- $1 $2 -->', $code);
+	}
+
+	/**
+	* Fix tokens that may have inline variables
+	*
+	* Second step to fix tokens that may have inline variables
+	* E.g. <!-- INCLUDE '{TEST}.html' to <!-- INCLUDE ' ~ {TEST} ~ '.html
+	*
+	* @param array $tokens array of tokens to search for (imploded to a regular expression)
+	* @param string $code
+	* @return string
+	*/
+	protected function fix_inline_variable_tokens($tokens, $code)
+	{
+		$callback = function($matches)
+		{
+			// Replace template variables with start/end to parse variables (' ~ TEST ~ '.html)
+			$matches[2] = preg_replace('#{([a-zA-Z0-9_\.$]+)}#', "'~ \$1 ~'", $matches[2]);
+
+			return "<!-- {$matches[1]} {$matches[2]} -->";
+		};
+
+		return preg_replace_callback('#<!-- (' . implode('|', $tokens) . ') (.+?) -->#', $callback, $code);
+	}
+
+	/**
+	* Add surrounding quotes
+	*
+	* Last step to fix tokens that may have inline variables
+	* E.g. <!-- INCLUDE '{TEST}.html' to <!-- INCLUDE '' ~ {TEST} ~ '.html'
+	*
+	* @param array $tokens array of tokens to search for (imploded to a regular expression)
+	* @param string $code
+	* @return string
+	*/
+	protected function add_surrounding_quotes($tokens, $code)
+	{
+		return preg_replace('#<!-- (' . implode('|', $tokens) . ') (.+?) -->#', '<!-- $1 \'$2\' -->', $code);
+	}
+
+	/**
+	* Fix begin tokens (convert our BEGIN to Twig for)
+	*
+	* Not meant to be used outside of this context, public because the anonymous function calls this
+	*
+	* @param string $code
+	* @param array $parent_nodes (used in recursion)
+	* @return string
+	*/
+	public function fix_begin_tokens($code, $parent_nodes = array())
+	{
+		// PHP 5.3 cannot use $this in an anonymous function, so use this as a work-around
+		$parent_class = $this;
+		$callback = function ($matches) use ($parent_class, $parent_nodes)
+		{
+			$hard_parents = explode('.', $matches[1]);
+			array_pop($hard_parents); // ends with .
+			if ($hard_parents)
+			{
+				$parent_nodes = array_merge($hard_parents, $parent_nodes);
+			}
+
+			$name = $matches[2];
+			$subset = trim(substr($matches[3], 1, -1)); // Remove parenthesis
+			$body = $matches[4];
+
+			// Replace <!-- BEGINELSE -->
+			$body = str_replace('<!-- BEGINELSE -->', '{% else %}', $body);
+
+			// Is the designer wanting to call another loop in a loop?
+			// <!-- BEGIN loop -->
+			// <!-- BEGIN !loop2 -->
+			// <!-- END !loop2 -->
+			// <!-- END loop -->
+			// 'loop2' is actually on the same nesting level as 'loop' you assign
+			// variables to it with template->assign_block_vars('loop2', array(...))
+			if (strpos($name, '!') === 0)
+			{
+				// Count the number if ! occurrences
+				$count = substr_count($name, '!');
+				for ($i = 0; $i < $count; $i++)
+				{
+					array_pop($parent_nodes);
+					$name = substr($name, 1);
+				}
+			}
+
+			// Remove all parent nodes, e.g. foo, bar from foo.bar.foobar.VAR
+			foreach ($parent_nodes as $node)
+			{
+				$body = preg_replace('#([^a-zA-Z0-9_])' . $node . '\.([a-zA-Z0-9_]+)\.#', '$1$2.', $body);
+			}
+
+			// Add current node to list of parent nodes for child nodes
+			$parent_nodes[] = $name;
+
+			// Recursive...fix any child nodes
+			$body = $parent_class->fix_begin_tokens($body, $parent_nodes);
+
+			// Need the parent variable name
+			array_pop($parent_nodes);
+			$parent = (!empty($parent_nodes)) ? end($parent_nodes) . '.' : '';
+
+			if ($subset !== '')
+			{
+				$subset = '|subset(' . $subset . ')';
+			}
+
+			$parent = ($parent) ?: 'loops.';
+			// Turn into a Twig for loop
+			return "{% for {$name} in {$parent}{$name}{$subset} %}{$body}{% endfor %}";
+		};
+
+		return preg_replace_callback('#<!-- BEGIN ((?:[a-zA-Z0-9_]+\.)*)([!a-zA-Z0-9_]+)(\([0-9,\-]+\))? -->(.+?)<!-- END \1\2 -->#s', $callback, $code);
+	}
+
+	/**
+	* Fix IF statements
+	*
+	* @param string $code
+	* @return string
+	*/
+	protected function fix_if_tokens($code)
+	{
+		// Replace ELSE IF with ELSEIF
+		$code = preg_replace('#<!-- ELSE IF (.+?) -->#', '<!-- ELSEIF $1 -->', $code);
+
+		// Replace our "div by" with Twig's divisibleby (Twig does not like test names with spaces)
+		$code = preg_replace('# div by ([0-9]+)#', ' divisibleby($1)', $code);
+
+		$callback = function($matches)
+		{
+			$inner = $matches[2];
+			// Replace $TEST with definition.TEST
+			$inner = preg_replace('#(\s\(*!?)\$([a-zA-Z_0-9]+)#', '$1definition.$2', $inner);
+
+			// Replace .foo with loops.foo|length
+			$inner = preg_replace('#(\s\(*!?)\.([a-zA-Z_0-9]+)([^a-zA-Z_0-9\.])#', '$1loops.$2|length$3', $inner);
+
+			// Replace .foo.bar with foo.bar|length
+			$inner = preg_replace('#(\s\(*!?)\.([a-zA-Z_0-9\.]+)([^a-zA-Z_0-9\.])#', '$1$2|length$3', $inner);
+
+			return "<!-- {$matches[1]}IF{$inner}-->";
+		};
+
+		return preg_replace_callback('#<!-- (ELSE)?IF((.*?) (?:\(*!?[\$|\.]([^\s]+)(.*?))?)-->#', $callback, $code);
+	}
+
+	/**
+	* Fix DEFINE statements and {$VARNAME} variables
+	*
+	* @param string $code
+	* @return string
+	*/
+	protected function fix_define_tokens($code)
+	{
+		/**
+		* Changing $VARNAME to definition.varname because set is only local
+		* context (e.g. DEFINE $TEST will only make $TEST available in current
+		* template and any child templates, but not any parent templates).
+		*
+		* DEFINE handles setting it properly to definition in its node, but the
+		* variables reading FROM it need to be altered to definition.VARNAME
+		*
+		* Setting up definition as a class in the array passed to Twig
+		* ($context) makes set definition.TEST available in the global context
+		*/
+
+		// Replace <!-- DEFINE $NAME with {% DEFINE definition.NAME
+		$code = preg_replace('#<!-- DEFINE \$(.*?) -->#', '{% DEFINE $1 %}', $code);
+
+		// Changing UNDEFINE NAME to DEFINE NAME = null to save from creating an extra token parser/node
+		$code = preg_replace('#<!-- UNDEFINE \$(.*?)-->#', '{% DEFINE $1= null %}', $code);
+
+		// Replace all of our variables, {$VARNAME}, with Twig style, {{ definition.VARNAME }}
+		$code = preg_replace('#{\$([a-zA-Z0-9_\.]+)}#', '{{ definition.$1 }}', $code);
+
+		// Replace all of our variables, ~ $VARNAME ~, with Twig style, ~ definition.VARNAME ~
+		$code = preg_replace('#~ \$([a-zA-Z0-9_\.]+) ~#', '~ definition.$1 ~', $code);
+
+		return $code;
+	}
+
+	/**
+	* Replace Twig tag masks with Twig tag calls
+	*
+	* E.g. <!-- BLOCK foo --> with {% block foo %}
+	*
+	* @param string $code
+	* @param array $twig_tags All tags we want to create a mask for
+	* @return string
+	*/
+	protected function replace_twig_tag_masks($code, $twig_tags)
+	{
+		$callback = function ($matches)
+		{
+			$matches[1] = strtolower($matches[1]);
+
+			return "{% {$matches[1]}{$matches[2]}%}";
+		};
+
+		foreach ($twig_tags as &$tag)
+		{
+			$tag = strtoupper($tag);
+		}
+
+		// twig_tags is an array of the twig tags, which are all lowercase, but we use all uppercase tags
+		$code = preg_replace_callback('#<!-- (' . implode('|', $twig_tags) . ')(.*?)-->#',$callback, $code);
+
+		return $code;
+	}
+}

install/update/old/phpbb/template/twig/loader.php

@@ -0,0 +1,176 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig;
+
+/**
+* Twig Template loader
+*/
+class loader extends \Twig_Loader_Filesystem
+{
+	protected $safe_directories = array();
+
+	/**
+	 * @var \phpbb\filesystem\filesystem_interface
+	 */
+	protected $filesystem;
+
+	/**
+	 * Constructor
+	 *
+	 * @param \phpbb\filesystem\filesystem_interface $filesystem
+	 * @param string|array	$paths
+	 */
+	public function __construct(\phpbb\filesystem\filesystem_interface $filesystem, $paths = array())
+	{
+		$this->filesystem = $filesystem;
+
+		parent::__construct($paths, $this->filesystem->realpath(dirname(__FILE__)));
+	}
+
+	/**
+	* Set safe directories
+	*
+	* @param array $directories Array of directories that are safe (empty to clear)
+	* @return \Twig_Loader_Filesystem
+	*/
+	public function setSafeDirectories($directories = array())
+	{
+		$this->safe_directories = array();
+
+		if (!empty($directories))
+		{
+			foreach ($directories as $directory)
+			{
+				$this->addSafeDirectory($directory);
+			}
+		}
+
+		return $this;
+	}
+
+	/**
+	* Add safe directory
+	*
+	* @param string $directory Directory that should be added
+	* @return \Twig_Loader_Filesystem
+	*/
+	public function addSafeDirectory($directory)
+	{
+		$directory = $this->filesystem->realpath($directory);
+
+		if ($directory !== false)
+		{
+			$this->safe_directories[] = $directory;
+		}
+
+		return $this;
+	}
+
+	/**
+	* Get current safe directories
+	*
+	* @return array
+	*/
+	public function getSafeDirectories()
+	{
+		return $this->safe_directories;
+	}
+
+	/**
+	* Override for parent::validateName()
+	*
+	* This is done because we added support for safe directories, and when Twig
+	*	findTemplate() is called, validateName() is called first, which would
+	*	always throw an exception if the file is outside of the configured
+	*	template directories.
+	*/
+	protected function validateName($name)
+	{
+		return;
+	}
+
+	/**
+	 * Adds a realpath call to fix a BC break in Twig 1.26 (https://github.com/twigphp/Twig/issues/2145)
+	 *
+	 * {@inheritdoc}
+	 */
+	public function addPath($path, $namespace = self::MAIN_NAMESPACE)
+	{
+		return parent::addPath($this->filesystem->realpath($path), $namespace);
+	}
+
+	/**
+	* Find the template
+	*
+	* Override for Twig_Loader_Filesystem::findTemplate to add support
+	*	for loading from safe directories.
+	*/
+	protected function findTemplate($name)
+	{
+		$name = (string) $name;
+
+		// normalize name
+		$name = preg_replace('#/{2,}#', '/', strtr($name, '\\', '/'));
+
+		// If this is in the cache we can skip the entire process below
+		//	as it should have already been validated
+		if (isset($this->cache[$name]))
+		{
+			return $this->cache[$name];
+		}
+
+		// First, find the template name. The override above of validateName
+		//	causes the validateName process to be skipped for this call
+		$file = parent::findTemplate($name);
+
+		try
+		{
+			// Try validating the name (which may throw an exception)
+			parent::validateName($name);
+		}
+		catch (\Twig_Error_Loader $e)
+		{
+			if (strpos($e->getRawMessage(), 'Looks like you try to load a template outside configured directories') === 0)
+			{
+				// Ok, so outside of the configured template directories, we
+				//	can now check if we're within a "safe" directory
+
+				// Find the real path of the directory the file is in
+				$directory = $this->filesystem->realpath(dirname($file));
+
+				if ($directory === false)
+				{
+					// Some sort of error finding the actual path, must throw the exception
+					throw $e;
+				}
+
+				foreach ($this->safe_directories as $safe_directory)
+				{
+					if (strpos($directory, $safe_directory) === 0)
+					{
+						// The directory being loaded is below a directory
+						// that is "safe". We're good to load it!
+						return $file;
+					}
+				}
+			}
+
+			// Not within any safe directories
+			throw $e;
+		}
+
+		// No exception from validateName, safe to load.
+		return $file;
+	}
+}

install/update/old/phpbb/template/twig/node/definenode.php

@@ -0,0 +1,57 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @copyright Portions (c) 2009 Fabien Potencier, Armin Ronacher
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig\node;
+
+class definenode extends \Twig_Node
+{
+	public function __construct($capture, \Twig_NodeInterface $name, \Twig_NodeInterface $value, $lineno, $tag = null)
+	{
+		parent::__construct(array('name' => $name, 'value' => $value), array('capture' => $capture, 'safe' => false), $lineno, $tag);
+	}
+
+	/**
+	* Compiles the node to PHP.
+	*
+	* @param \Twig_Compiler A Twig_Compiler instance
+	*/
+	public function compile(\Twig_Compiler $compiler)
+	{
+		$compiler->addDebugInfo($this);
+
+		if ($this->getAttribute('capture'))
+		{
+			$compiler
+				->write("ob_start();\n")
+				->subcompile($this->getNode('value'))
+			;
+
+			$compiler->write("\$value = ('' === \$value = ob_get_clean()) ? '' : new \Twig_Markup(\$value, \$this->env->getCharset());\n");
+		}
+		else
+		{
+			$compiler
+				->write("\$value = ")
+				->subcompile($this->getNode('value'))
+				->raw(";\n")
+			;
+		}
+
+		$compiler
+			->write("\$context['definition']->set('")
+			->raw($this->getNode('name')->getAttribute('name'))
+			->raw("', \$value);\n")
+		;
+	}
+}

install/update/old/phpbb/template/twig/node/includeasset.php

@@ -0,0 +1,71 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig\node;
+
+abstract class includeasset extends \Twig_Node
+{
+	/** @var \Twig_Environment */
+	protected $environment;
+
+	public function __construct(\Twig_Node_Expression $expr, \phpbb\template\twig\environment $environment, $lineno, $tag = null)
+	{
+		$this->environment = $environment;
+
+		parent::__construct(array('expr' => $expr), array(), $lineno, $tag);
+	}
+	/**
+	* Compiles the node to PHP.
+	*
+	* @param \Twig_Compiler A Twig_Compiler instance
+	*/
+	public function compile(\Twig_Compiler $compiler)
+	{
+		$compiler->addDebugInfo($this);
+
+		$config = $this->environment->get_phpbb_config();
+
+		$compiler
+			->write("\$asset_file = ")
+			->subcompile($this->getNode('expr'))
+			->raw(";\n")
+			->write("\$asset = new \phpbb\\template\\asset(\$asset_file, \$this->getEnvironment()->get_path_helper(), \$this->getEnvironment()->get_filesystem());\n")
+			->write("if (substr(\$asset_file, 0, 2) !== './' && \$asset->is_relative()) {\n")
+			->indent()
+				->write("\$asset_path = \$asset->get_path();")
+				->write("\$local_file = \$this->getEnvironment()->get_phpbb_root_path() . \$asset_path;\n")
+				->write("if (!file_exists(\$local_file)) {\n")
+				->indent()
+					->write("\$local_file = \$this->getEnvironment()->findTemplate(\$asset_path);\n")
+					->write("\$asset->set_path(\$local_file, true);\n")
+				->outdent()
+				->write("}\n")
+			->outdent()
+			->write("}\n")
+			->write("\n")
+			->write("if (\$asset->is_relative()) {\n")
+			->indent()
+			->write("\$asset->add_assets_version('{$config['assets_version']}');\n")
+			->outdent()
+			->write("}\n")
+			->write("\$this->getEnvironment()->get_assets_bag()->add_{$this->get_setters_name()}(\$asset);")
+		;
+	}
+
+	/**
+	* Get the name of the assets bag setter
+	*
+	* @return string (e.g. 'script')
+	*/
+	abstract public function get_setters_name();
+}

install/update/old/phpbb/template/twig/node/includephp.php

@@ -0,0 +1,91 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* Sections (c) 2009 Fabien Potencier, Armin Ronacher
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig\node;
+
+class includephp extends \Twig_Node
+{
+	/** @var \Twig_Environment */
+	protected $environment;
+
+	public function __construct(\Twig_Node_Expression $expr, \phpbb\template\twig\environment $environment, $lineno, $ignoreMissing = false, $tag = null)
+	{
+		$this->environment = $environment;
+
+		parent::__construct(array('expr' => $expr), array('ignore_missing' => (Boolean) $ignoreMissing), $lineno, $tag);
+	}
+
+	/**
+	* Compiles the node to PHP.
+	*
+	* @param \Twig_Compiler A Twig_Compiler instance
+	*/
+	public function compile(\Twig_Compiler $compiler)
+	{
+		$compiler->addDebugInfo($this);
+
+		$config = $this->environment->get_phpbb_config();
+
+		if (!$config['tpl_allow_php'])
+		{
+			$compiler
+				->write("// INCLUDEPHP Disabled\n")
+			;
+
+			return;
+		}
+
+		if ($this->getAttribute('ignore_missing'))
+		{
+			$compiler
+				->write("try {\n")
+				->indent()
+			;
+		}
+
+		$compiler
+			->write("\$location = ")
+			->subcompile($this->getNode('expr'))
+			->raw(";\n")
+			->write("if (phpbb_is_absolute(\$location)) {\n")
+			->indent()
+				// Absolute path specified
+				->write("require(\$location);\n")
+			->outdent()
+			->write("} else if (file_exists(\$this->getEnvironment()->get_phpbb_root_path() . \$location)) {\n")
+			->indent()
+				// PHP file relative to phpbb_root_path
+				->write("require(\$this->getEnvironment()->get_phpbb_root_path() . \$location);\n")
+			->outdent()
+			->write("} else {\n")
+			->indent()
+				// Local path (behaves like INCLUDE)
+				->write("require(\$this->getEnvironment()->getLoader()->getCacheKey(\$location));\n")
+			->outdent()
+			->write("}\n")
+		;
+
+		if ($this->getAttribute('ignore_missing'))
+		{
+			$compiler
+				->outdent()
+				->write("} catch (\Twig_Error_Loader \$e) {\n")
+				->indent()
+				->write("// ignore missing template\n")
+				->outdent()
+				->write("}\n\n")
+			;
+		}
+	}
+}

install/update/old/phpbb/template/twig/tokenparser/defineparser.php

@@ -0,0 +1,76 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @copyright Portions (c) 2009 Fabien Potencier, Armin Ronacher
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig\tokenparser;
+
+class defineparser extends \Twig_TokenParser
+{
+	/**
+	* Parses a token and returns a node.
+	*
+	* @param \Twig_Token $token A Twig_Token instance
+	*
+	* @return \Twig_NodeInterface A Twig_NodeInterface instance
+	* @throws \Twig_Error_Syntax
+	* @throws \phpbb\template\twig\node\definenode
+	*/
+	public function parse(\Twig_Token $token)
+	{
+		$lineno = $token->getLine();
+		$stream = $this->parser->getStream();
+		$name = $this->parser->getExpressionParser()->parseExpression();
+
+		$capture = false;
+		if ($stream->test(\Twig_Token::OPERATOR_TYPE, '='))
+		{
+			$stream->next();
+			$value = $this->parser->getExpressionParser()->parseExpression();
+
+			if ($value instanceof \Twig_Node_Expression_Name)
+			{
+				// This would happen if someone improperly formed their DEFINE syntax
+				// e.g. <!-- DEFINE $VAR = foo -->
+				throw new \Twig_Error_Syntax('Invalid DEFINE', $token->getLine(), $this->parser->getFilename());
+			}
+
+			$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+		}
+		else
+		{
+			$capture = true;
+
+			$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+
+			$value = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
+			$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+		}
+
+		return new \phpbb\template\twig\node\definenode($capture, $name, $value, $lineno, $this->getTag());
+	}
+
+	public function decideBlockEnd(\Twig_Token $token)
+	{
+		return $token->test('ENDDEFINE');
+	}
+
+	/**
+	* Gets the tag name associated with this token parser.
+	*
+	* @return string The tag name
+	*/
+	public function getTag()
+	{
+		return 'DEFINE';
+	}
+}

install/update/old/phpbb/template/twig/tokenparser/event.php

@@ -0,0 +1,44 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig\tokenparser;
+
+class event extends \Twig_TokenParser
+{
+	/**
+	* Parses a token and returns a node.
+	*
+	* @param \Twig_Token $token A Twig_Token instance
+	*
+	* @return \Twig_NodeInterface A Twig_NodeInterface instance
+	*/
+	public function parse(\Twig_Token $token)
+	{
+		$expr = $this->parser->getExpressionParser()->parseExpression();
+
+		$stream = $this->parser->getStream();
+		$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+
+		return new \phpbb\template\twig\node\event($expr, $this->parser->getEnvironment(), $token->getLine(), $this->getTag());
+	}
+
+	/**
+	* Gets the tag name associated with this token parser.
+	*
+	* @return string The tag name
+	*/
+	public function getTag()
+	{
+		return 'EVENT';
+	}
+}

install/update/old/phpbb/template/twig/tokenparser/includecss.php

@@ -0,0 +1,44 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig\tokenparser;
+
+class includecss extends \Twig_TokenParser
+{
+	/**
+	* Parses a token and returns a node.
+	*
+	* @param \Twig_Token $token A Twig_Token instance
+	*
+	* @return \Twig_NodeInterface A Twig_NodeInterface instance
+	*/
+	public function parse(\Twig_Token $token)
+	{
+		$expr = $this->parser->getExpressionParser()->parseExpression();
+
+		$stream = $this->parser->getStream();
+		$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+
+		return new \phpbb\template\twig\node\includecss($expr, $this->parser->getEnvironment(), $token->getLine(), $this->getTag());
+	}
+
+	/**
+	* Gets the tag name associated with this token parser.
+	*
+	* @return string The tag name
+	*/
+	public function getTag()
+	{
+		return 'INCLUDECSS';
+	}
+}

install/update/old/phpbb/template/twig/tokenparser/includejs.php

@@ -0,0 +1,44 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig\tokenparser;
+
+class includejs extends \Twig_TokenParser
+{
+	/**
+	* Parses a token and returns a node.
+	*
+	* @param \Twig_Token $token A Twig_Token instance
+	*
+	* @return \Twig_NodeInterface A Twig_NodeInterface instance
+	*/
+	public function parse(\Twig_Token $token)
+	{
+		$expr = $this->parser->getExpressionParser()->parseExpression();
+
+		$stream = $this->parser->getStream();
+		$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+
+		return new \phpbb\template\twig\node\includejs($expr, $this->parser->getEnvironment(), $token->getLine(), $this->getTag());
+	}
+
+	/**
+	* Gets the tag name associated with this token parser.
+	*
+	* @return string The tag name
+	*/
+	public function getTag()
+	{
+		return 'INCLUDEJS';
+	}
+}

install/update/old/phpbb/template/twig/tokenparser/includeparser.php

@@ -0,0 +1,44 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @copyright Portions (c) 2009 Fabien Potencier, Armin Ronacher
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig\tokenparser;
+
+class includeparser extends \Twig_TokenParser_Include
+{
+	/**
+	* Parses a token and returns a node.
+	*
+	* @param \Twig_Token $token A Twig_Token instance
+	*
+	* @return \Twig_NodeInterface A Twig_NodeInterface instance
+	*/
+	public function parse(\Twig_Token $token)
+	{
+		$expr = $this->parser->getExpressionParser()->parseExpression();
+
+		list($variables, $only, $ignoreMissing) = $this->parseArguments();
+
+		return new \phpbb\template\twig\node\includenode($expr, $variables, $only, $ignoreMissing, $token->getLine(), $this->getTag());
+	}
+
+	/**
+	* Gets the tag name associated with this token parser.
+	*
+	* @return string The tag name
+	*/
+	public function getTag()
+	{
+		return 'INCLUDE';
+	}
+}

install/update/old/phpbb/template/twig/tokenparser/includephp.php

@@ -0,0 +1,55 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @copyright Portions (c) 2009 Fabien Potencier, Armin Ronacher
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig\tokenparser;
+
+class includephp extends \Twig_TokenParser
+{
+	/**
+	* Parses a token and returns a node.
+	*
+	* @param \Twig_Token $token A Twig_Token instance
+	*
+	* @return \Twig_NodeInterface A Twig_NodeInterface instance
+	*/
+	public function parse(\Twig_Token $token)
+	{
+		$expr = $this->parser->getExpressionParser()->parseExpression();
+
+		$stream = $this->parser->getStream();
+
+		$ignoreMissing = false;
+		if ($stream->test(\Twig_Token::NAME_TYPE, 'ignore'))
+		{
+			$stream->next();
+			$stream->expect(\Twig_Token::NAME_TYPE, 'missing');
+
+			$ignoreMissing = true;
+		}
+
+		$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+
+		return new \phpbb\template\twig\node\includephp($expr, $this->parser->getEnvironment(), $token->getLine(), $ignoreMissing, $this->getTag());
+	}
+
+	/**
+	* Gets the tag name associated with this token parser.
+	*
+	* @return string The tag name
+	*/
+	public function getTag()
+	{
+		return 'INCLUDEPHP';
+	}
+}

install/update/old/phpbb/template/twig/tokenparser/php.php

@@ -0,0 +1,52 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig\tokenparser;
+
+class php extends \Twig_TokenParser
+{
+	/**
+	* Parses a token and returns a node.
+	*
+	* @param \Twig_Token $token A Twig_Token instance
+	*
+	* @return \Twig_NodeInterface A Twig_NodeInterface instance
+	*/
+	public function parse(\Twig_Token $token)
+	{
+		$stream = $this->parser->getStream();
+
+		$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+
+		$body = $this->parser->subparse(array($this, 'decideEnd'), true);
+
+		$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+
+		return new \phpbb\template\twig\node\php($body, $this->parser->getEnvironment(), $token->getLine(), $this->getTag());
+	}
+
+	public function decideEnd(\Twig_Token $token)
+	{
+		return $token->test('ENDPHP');
+	}
+
+	/**
+	* Gets the tag name associated with this token parser.
+	*
+	* @return string The tag name
+	*/
+	public function getTag()
+	{
+		return 'PHP';
+	}
+}