10 files changed, 253 insertions, 32 deletions
diff --git a/phpBB/phpbb/db/extractor/postgres_extractor.php b/phpBB/phpbb/db/extractor/postgres_extractor.php
index 9eff1f568d..a98e39621c 100644
--- a/phpBB/phpbb/db/extractor/postgres_extractor.php
+++ b/phpBB/phpbb/db/extractor/postgres_extractor.php
@@ -72,6 +72,7 @@ class postgres_extractor extends base_extractor
 				$this->flush($sql_data . ";\n");
 			}
 		}
+		$this->db->sql_freeresult($result);
 
 		$sql_data = '-- Table: ' . $table_name . "\n";
 		$sql_data .= "DROP TABLE $table_name;\n";
diff --git a/phpBB/phpbb/event/md_exporter.php b/phpBB/phpbb/event/md_exporter.php
index 84b10e79c1..05e898a157 100644
--- a/phpBB/phpbb/event/md_exporter.php
+++ b/phpBB/phpbb/event/md_exporter.php
@@ -24,6 +24,12 @@ class md_exporter
 	/** @var string phpBB Root Path */
 	protected $root_path;
 
+	/** @var string The minimum version for the events to return */
+	protected $min_version;
+
+	/** @var string The maximum version for the events to return */
+	protected $max_version;
+
 	/** @var string */
 	protected $filter;
 
@@ -36,8 +42,10 @@ class md_exporter
 	/**
 	* @param string $phpbb_root_path
 	* @param mixed $extension	String 'vendor/ext' to filter, null for phpBB core
+	* @param string $min_version
+	* @param string $max_version
 	*/
-	public function __construct($phpbb_root_path, $extension = null)
+	public function __construct($phpbb_root_path, $extension = null, $min_version = null, $max_version = null)
 	{
 		$this->root_path = $phpbb_root_path;
 		$this->path = $this->root_path;
@@ -49,6 +57,8 @@ class md_exporter
 		$this->events = array();
 		$this->events_by_file = array();
 		$this->filter = $this->current_event = '';
+		$this->min_version = $min_version;
+		$this->max_version = $max_version;
 	}
 
 	/**
@@ -152,6 +162,11 @@ class md_exporter
 			$files = $this->validate_file_list($file_details);
 			$since = $this->validate_since($since);
 
+			if (!$this->version_is_filtered($since))
+			{
+				continue;
+			}
+
 			$this->events[$event_name] = array(
 				'event'			=> $this->current_event,
 				'files'			=> $files,
@@ -164,20 +179,47 @@ class md_exporter
 	}
 
 	/**
+	 * The version to check
+	 *
+	 * @param string $version
+	 */
+	protected function version_is_filtered($version)
+	{
+		return (!$this->min_version || phpbb_version_compare($this->min_version, $version, '<='))
+		&& (!$this->max_version || phpbb_version_compare($this->max_version, $version, '>='));
+	}
+
+	/**
 	* Format the php events as a wiki table
+	*
+	* @param string $action
 	* @return string		Number of events found
 	*/
-	public function export_events_for_wiki()
+	public function export_events_for_wiki($action = '')
 	{
 		if ($this->filter === 'adm')
 		{
-			$wiki_page = '= ACP Template Events =' . "\n";
+			if ($action === 'diff')
+			{
+				$wiki_page = '=== ACP Template Events ===' . "\n";
+			}
+			else
+			{
+				$wiki_page = '= ACP Template Events =' . "\n";
+			}
 			$wiki_page .= '{| class="zebra sortable" cellspacing="0" cellpadding="5"' . "\n";
 			$wiki_page .= '! Identifier !! Placement !! Added in Release !! Explanation' . "\n";
 		}
 		else
 		{
-			$wiki_page = '= Template Events =' . "\n";
+			if ($action === 'diff')
+			{
+				$wiki_page = '=== Template Events ===' . "\n";
+			}
+			else
+			{
+				$wiki_page = '= Template Events =' . "\n";
+			}
 			$wiki_page .= '{| class="zebra sortable" cellspacing="0" cellpadding="5"' . "\n";
 			$wiki_page .= '! Identifier !! Prosilver Placement (If applicable) !! Added in Release !! Explanation' . "\n";
 		}
diff --git a/phpBB/phpbb/event/php_exporter.php b/phpBB/phpbb/event/php_exporter.php
index 35144eeeec..8cffa4620f 100644
--- a/phpBB/phpbb/event/php_exporter.php
+++ b/phpBB/phpbb/event/php_exporter.php
@@ -25,6 +25,12 @@ class php_exporter
 	/** @var string phpBB Root Path */
 	protected $root_path;
 
+	/** @var string The minimum version for the events to return */
+	protected $min_version;
+
+	/** @var string The maximum version for the events to return */
+	protected $max_version;
+
 	/** @var string */
 	protected $current_file;
 
@@ -43,14 +49,18 @@ class php_exporter
 	/**
 	* @param string $phpbb_root_path
 	* @param mixed $extension	String 'vendor/ext' to filter, null for phpBB core
+	* @param string $min_version
+	* @param string $max_version
 	*/
-	public function __construct($phpbb_root_path, $extension = null)
+	public function __construct($phpbb_root_path, $extension = null, $min_version = null, $max_version = null)
 	{
 		$this->root_path = $phpbb_root_path;
 		$this->path = $phpbb_root_path;
 		$this->events = $this->file_lines = array();
 		$this->current_file = $this->current_event = '';
 		$this->current_event_line = 0;
+		$this->min_version = $min_version;
+		$this->max_version = $max_version;
 
 		$this->path = $this->root_path;
 		if ($extension)
@@ -148,11 +158,20 @@ class php_exporter
 
 	/**
 	* Format the php events as a wiki table
+	*
+	* @param string $action
 	* @return string
 	*/
-	public function export_events_for_wiki()
+	public function export_events_for_wiki($action = '')
 	{
-		$wiki_page = '= PHP Events (Hook Locations) =' . "\n";
+		if ($action === 'diff')
+		{
+			$wiki_page = '=== PHP Events (Hook Locations) ===' . "\n";
+		}
+		else
+		{
+			$wiki_page = '= PHP Events (Hook Locations) =' . "\n";
+		}
 		$wiki_page .= '{| class="sortable zebra" cellspacing="0" cellpadding="5"' . "\n";
 		$wiki_page .= '! Identifier !! Placement !! Arguments !! Added in Release !! Explanation' . "\n";
 		foreach ($this->events as $event)
@@ -215,6 +234,34 @@ class php_exporter
 					$since_line_num = $this->find_since();
 					$since = $this->validate_since($this->file_lines[$since_line_num]);
 
+					$changed_line_nums = $this->find_changed('changed');
+					if (empty($changed_line_nums))
+					{
+						$changed_line_nums = $this->find_changed('change');
+					}
+					$changed_versions = array();
+					if (!empty($changed_line_nums))
+					{
+						foreach ($changed_line_nums as $changed_line_num)
+						{
+							$changed_versions[] = $this->validate_changed($this->file_lines[$changed_line_num]);
+						}
+					}
+
+					if (!$this->version_is_filtered($since))
+					{
+						$valid_version = false;
+						foreach ($changed_versions as $changed)
+						{
+							$valid_version = $valid_version || $this->version_is_filtered($changed);
+						}
+
+						if (!$valid_version)
+						{
+							continue;
+						}
+					}
+
 					// Find event description line
 					$description_line_num = $this->find_description();
 					$description = substr(trim($this->file_lines[$description_line_num]), strlen('* '));
@@ -243,6 +290,17 @@ class php_exporter
 	}
 
 	/**
+	 * The version to check
+	 *
+	 * @param string $version
+	 */
+	protected function version_is_filtered($version)
+	{
+		return (!$this->min_version || phpbb_version_compare($this->min_version, $version, '<='))
+			&& (!$this->max_version || phpbb_version_compare($this->max_version, $version, '>='));
+	}
+
+	/**
 	* Find the name of the event inside the dispatch() line
 	*
 	* @param int $event_line
@@ -449,6 +507,33 @@ class php_exporter
 	}
 
 	/**
+	* Find the "@changed" Information lines
+	*
+	* @param string $tag_name Should be 'changed' or 'change'
+	* @return array Absolute line numbers
+	* @throws \LogicException
+	*/
+	public function find_changed($tag_name)
+	{
+		$lines = array();
+		$last_line = 0;
+		try
+		{
+			while ($line = $this->find_tag($tag_name, array('since'), $last_line))
+			{
+				$lines[] = $line;
+				$last_line = $line;
+			}
+		}
+		catch (\LogicException $e)
+		{
+			// Not changed? No problem!
+		}
+
+		return $lines;
+	}
+
+	/**
 	* Find the "@event" Information line
 	*
 	* @return int Absolute line number
@@ -464,13 +549,14 @@ class php_exporter
 	* @param string $find_tag		Name of the tag we are trying to find
 	* @param array $disallowed_tags		List of tags that must not appear between
 	*									the tag and the actual event
+	* @param int $skip_to_line		Skip lines until this one
 	* @return int Absolute line number
 	* @throws \LogicException
 	*/
-	public function find_tag($find_tag, $disallowed_tags)
+	public function find_tag($find_tag, $disallowed_tags, $skip_to_line = 0)
 	{
-		$find_tag_line = 0;
-		$found_comment_end = false;
+		$find_tag_line = $skip_to_line ? $this->current_event_line - $skip_to_line + 1 : 0;
+		$found_comment_end = ($skip_to_line) ? true : false;
 		while (strpos(ltrim($this->file_lines[$this->current_event_line - $find_tag_line], "\t "), '* @' . $find_tag . ' ') !== 0)
 		{
 			if ($found_comment_end && ltrim($this->file_lines[$this->current_event_line - $find_tag_line], "\t") === '/**')
@@ -561,6 +647,27 @@ class php_exporter
 	}
 
 	/**
+	* Validate "@changed" Information
+	*
+	* @param string $line
+	* @return string
+	* @throws \LogicException
+	*/
+	public function validate_changed($line)
+	{
+		$match = array();
+		$line = str_replace("\t", ' ', ltrim($line, "\t "));
+		preg_match('#^\* @change(d)? (\d+\.\d+\.\d+(?:-(?:a|b|RC|pl)\d+)?)( (?:.*))?$#', $line, $match);
+		if (!isset($match[2]))
+		{
+			throw new \LogicException("Invalid '@changed' information for event "
+				. "'{$this->current_event}' in file '{$this->current_file}:{$this->current_event_line}'");
+		}
+
+		return $match[2];
+	}
+
+	/**
 	* Validate "@event" Information
 	*
 	* @param string $event_name
diff --git a/phpBB/phpbb/permissions.php b/phpBB/phpbb/permissions.php
index 9b3dcadf32..82f59b5c20 100644
--- a/phpBB/phpbb/permissions.php
+++ b/phpBB/phpbb/permissions.php
@@ -277,13 +277,14 @@ class permissions
 		'm_approve'		=> array('lang' => 'ACL_M_APPROVE', 'cat' => 'post_actions'),
 		'm_report'		=> array('lang' => 'ACL_M_REPORT', 'cat' => 'post_actions'),
 		'm_chgposter'	=> array('lang' => 'ACL_M_CHGPOSTER', 'cat' => 'post_actions'),
+		'm_info'		=> array('lang' => 'ACL_M_INFO', 'cat' => 'post_actions'),
+		'm_softdelete'	=> array('lang' => 'ACL_M_SOFTDELETE', 'cat' => 'post_actions'),
 
 		'm_move'	=> array('lang' => 'ACL_M_MOVE', 'cat' => 'topic_actions'),
 		'm_lock'	=> array('lang' => 'ACL_M_LOCK', 'cat' => 'topic_actions'),
 		'm_split'	=> array('lang' => 'ACL_M_SPLIT', 'cat' => 'topic_actions'),
 		'm_merge'	=> array('lang' => 'ACL_M_MERGE', 'cat' => 'topic_actions'),
 
-		'm_info'	=> array('lang' => 'ACL_M_INFO', 'cat' => 'misc'),
 		'm_warn'	=> array('lang' => 'ACL_M_WARN', 'cat' => 'misc'),
 		'm_ban'		=> array('lang' => 'ACL_M_BAN', 'cat' => 'misc'),
 
diff --git a/phpBB/phpbb/routing/router.php b/phpBB/phpbb/routing/router.php
index 7444f06253..dd5bffe22b 100644
--- a/phpBB/phpbb/routing/router.php
+++ b/phpBB/phpbb/routing/router.php
@@ -94,13 +94,14 @@ class router implements RouterInterface
 	 * Construct method
 	 *
 	 * @param \phpbb\filesystem\filesystem_interface $filesystem	Filesystem helper
-	 * @param manager	$extension_manager	Extension manager
-	 * @param string	$phpbb_root_path	phpBB root path
-	 * @param string	$php_ext			PHP file extension
-	 * @param string	$environment		Name of the current environment
-	 * @param array		$routing_files		Array of strings containing paths to YAML files holding route information
+	 * @param string		$phpbb_root_path						phpBB root path
+	 * @param string		$php_ext								PHP file extension
+	 * @param string		$environment							Name of the current environment
+	 * @param manager|null	$extension_manager						Extension manager
+	 * @param array			$routing_files							Array of strings containing paths to YAML files
+	 * 																holding route information
 	 */
-	public function __construct(\phpbb\filesystem\filesystem_interface $filesystem, manager $extension_manager, $phpbb_root_path, $php_ext, $environment, $routing_files = array())
+	public function __construct(\phpbb\filesystem\filesystem_interface $filesystem, $phpbb_root_path, $php_ext, $environment, manager $extension_manager = null, $routing_files = array())
 	{
 		$this->filesystem			= $filesystem;
 		$this->extension_manager	= $extension_manager;
@@ -172,7 +173,9 @@ class router implements RouterInterface
 	{
 		if ($this->route_collection == null || empty($this->routing_files))
 		{
-			$this->find_routing_files($this->extension_manager->all_enabled(false))
+			$this->find_routing_files(
+					($this->extension_manager !== null) ? $this->extension_manager->all_enabled(false) : array()
+				)
 				->find($this->phpbb_root_path);
 		}
 
diff --git a/phpBB/phpbb/template/asset.php b/phpBB/phpbb/template/asset.php
index 4729685459..cb00f16549 100644
--- a/phpBB/phpbb/template/asset.php
+++ b/phpBB/phpbb/template/asset.php
@@ -20,15 +20,20 @@ class asset
 	/** @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 $path_helper)
+	public function __construct($url, \phpbb\path_helper $path_helper, \phpbb\filesystem\filesystem $filesystem)
 	{
 		$this->path_helper = $path_helper;
+		$this->filesystem = $filesystem;
 
 		$this->set_url($url);
 	}
@@ -152,10 +157,22 @@ class asset
 	*/
 	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 to the working directory.
-		$real_root_path = realpath('.') . DIRECTORY_SEPARATOR;
-		if ($real_root_path && substr($path . DIRECTORY_SEPARATOR, 0, strlen($real_root_path)) === $real_root_path) {
-			$path = str_replace('\\', '/', substr($path, strlen($real_root_path)));
+		// 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)
diff --git a/phpBB/phpbb/template/exception/user_object_not_available.php b/phpBB/phpbb/template/exception/user_object_not_available.php
new file mode 100644
index 0000000000..62fd2743c1
--- /dev/null
+++ b/phpBB/phpbb/template/exception/user_object_not_available.php
@@ -0,0 +1,22 @@
+<?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\exception;
+
+/**
+ * This exception is thrown when the user object was not set but it is required by the called method
+ */
+class user_object_not_available extends \phpbb\exception\runtime_exception
+{
+
+}
diff --git a/phpBB/phpbb/template/twig/environment.php b/phpBB/phpbb/template/twig/environment.php
index fcd0566b6e..6e75403159 100644
--- a/phpBB/phpbb/template/twig/environment.php
+++ b/phpBB/phpbb/template/twig/environment.php
@@ -18,6 +18,9 @@ class environment extends \Twig_Environment
 	/** @var \phpbb\config\config */
 	protected $phpbb_config;
 
+	/** @var \phpbb\filesystem\filesystem */
+	protected $filesystem;
+
 	/** @var \phpbb\path_helper */
 	protected $phpbb_path_helper;
 
@@ -40,6 +43,7 @@ class environment extends \Twig_Environment
 	* Constructor
 	*
 	* @param \phpbb\config\config $phpbb_config The phpBB configuration
+	* @param \phpbb\filesystem\filesystem $filesystem
 	* @param \phpbb\path_helper $path_helper phpBB path helper
 	* @param \Symfony\Component\DependencyInjection\ContainerInterface $container The dependency injection container
 	* @param string $cache_path The path to the cache directory
@@ -47,10 +51,11 @@ class environment extends \Twig_Environment
 	* @param \Twig_LoaderInterface $loader Twig loader interface
 	* @param array $options Array of options to pass to Twig
 	*/
-	public function __construct($phpbb_config, \phpbb\path_helper $path_helper, \Symfony\Component\DependencyInjection\ContainerInterface $container, $cache_path, \phpbb\extension\manager $extension_manager = null, \Twig_LoaderInterface $loader = null, $options = array())
+	public function __construct(\phpbb\config\config $phpbb_config, \phpbb\filesystem\filesystem $filesystem, \phpbb\path_helper $path_helper, \Symfony\Component\DependencyInjection\ContainerInterface $container, $cache_path, \phpbb\extension\manager $extension_manager = null, \Twig_LoaderInterface $loader = null, $options = array())
 	{
 		$this->phpbb_config = $phpbb_config;
 
+		$this->filesystem = $filesystem;
 		$this->phpbb_path_helper = $path_helper;
 		$this->extension_manager = $extension_manager;
 		$this->container = $container;
@@ -106,16 +111,26 @@ class environment extends \Twig_Environment
 	}
 
 	/**
-	* Get the phpBB root path
-	*
-	* @return string
-	*/
+	 * Get the phpBB root path
+	 *
+	 * @return string
+	 */
 	public function get_phpbb_root_path()
 	{
 		return $this->phpbb_root_path;
 	}
 
 	/**
+	* Get the filesystem object
+	*
+	* @return \phpbb\filesystem\filesystem
+	*/
+	public function get_filesystem()
+	{
+		return $this->filesystem;
+	}
+
+	/**
 	* Get the web root path
 	*
 	* @return string
diff --git a/phpBB/phpbb/template/twig/node/includeasset.php b/phpBB/phpbb/template/twig/node/includeasset.php
index 15195a226b..324823b8d7 100644
--- a/phpBB/phpbb/template/twig/node/includeasset.php
+++ b/phpBB/phpbb/template/twig/node/includeasset.php
@@ -39,7 +39,7 @@ abstract class includeasset extends \Twig_Node
 			->write("\$asset_file = ")
 			->subcompile($this->getNode('expr'))
 			->raw(";\n")
-			->write("\$asset = new \phpbb\\template\\asset(\$asset_file, \$this->getEnvironment()->get_path_helper());\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();")
diff --git a/phpBB/phpbb/template/twig/twig.php b/phpBB/phpbb/template/twig/twig.php
index 0e4c619029..6b3cf32bc8 100644
--- a/phpBB/phpbb/template/twig/twig.php
+++ b/phpBB/phpbb/template/twig/twig.php
@@ -13,6 +13,8 @@
 
 namespace phpbb\template\twig;
 
+use phpbb\template\exception\user_object_not_available;
+
 /**
 * Twig Template class.
 */
@@ -76,14 +78,14 @@ class twig extends \phpbb\template\base
 	*
 	* @param \phpbb\path_helper $path_helper
 	* @param \phpbb\config\config $config
-	* @param \phpbb\user $user
 	* @param \phpbb\template\context $context template context
 	* @param \phpbb\template\twig\environment $twig_environment
 	* @param string $cache_path
+	* @param \phpbb\user|null $user
 	* @param array|\ArrayAccess $extensions
 	* @param \phpbb\extension\manager $extension_manager extension manager, if null then template events will not be invoked
 	*/
-	public function __construct(\phpbb\path_helper $path_helper, $config, $user, \phpbb\template\context $context, \phpbb\template\twig\environment $twig_environment, $cache_path, $extensions = array(), \phpbb\extension\manager $extension_manager = null)
+	public function __construct(\phpbb\path_helper $path_helper, $config, \phpbb\template\context $context, \phpbb\template\twig\environment $twig_environment, $cache_path, \phpbb\user $user = null, $extensions = array(), \phpbb\extension\manager $extension_manager = null)
 	{
 		$this->path_helper = $path_helper;
 		$this->phpbb_root_path = $path_helper->get_phpbb_root_path();
@@ -126,9 +128,16 @@ class twig extends \phpbb\template\base
 	* Get the style tree of the style preferred by the current user
 	*
 	* @return array Style tree, most specific first
+	*
+	* @throws \phpbb\template\exception\user_object_not_available	When user service was not set
 	*/
 	public function get_user_style()
 	{
+		if ($this->user === null)
+		{
+			throw new user_object_not_available();
+		}
+
 		$style_list = array(
 			$this->user->style['style_path'],
 		);
@@ -344,11 +353,15 @@ class twig extends \phpbb\template\base
 			$context_vars['.'][0], // To get normal vars
 			array(
 				'definition'	=> new \phpbb\template\twig\definition(),
-				'user'			=> $this->user,
 				'loops'			=> $context_vars, // To get loops
 			)
 		);
 
+		if ($this->user instanceof \phpbb\user)
+		{
+			$vars['user'] = $this->user;
+		}
+
 		// cleanup
 		unset($vars['loops']['.']);