From ed669982c2a8225e262d57b60f5654658799becd Mon Sep 17 00:00:00 2001
From: Joas Schilling <nickvergessen@gmx.de>
Date: Mon, 28 Apr 2014 21:03:59 +0200
Subject: [PATCH] [ticket/12273] Allow to filter events for extensions

PHPBB3-12273
---
 phpBB/phpbb/event/md_exporter.php  | 48 ++++++++++++++++++++----------
 phpBB/phpbb/event/php_exporter.php | 26 +++++++++++-----
 2 files changed, 51 insertions(+), 23 deletions(-)

diff --git a/phpBB/phpbb/event/md_exporter.php b/phpBB/phpbb/event/md_exporter.php
index 415f001ac1..574827ac44 100644
--- a/phpBB/phpbb/event/md_exporter.php
+++ b/phpBB/phpbb/event/md_exporter.php
@@ -17,7 +17,10 @@ namespace phpbb\event;
 */
 class md_exporter
 {
-	/** @var string */
+	/** @var string Path where we look for files*/
+	protected $path;
+
+	/** @var string phpBB Root Path */
 	protected $root_path;
 
 	/** @var string */
@@ -51,15 +54,22 @@ class md_exporter
 	}
 
 	/**
-	* @param string $md_file
+	* @param string $md_file	Relative from phpBB root
+	* @param mixed $extension	String 'vendor/ext' to filter, null for phpBB core
 	* @return int		Number of events found
 	* @throws \LogicException
 	*/
-	public function crawl_phpbb_directory_adm($md_file)
+	public function crawl_phpbb_directory_adm($md_file, $extension = null)
 	{
-		$this->crawl_eventsmd($md_file, 'adm');
+		$this->path = $this->root_path;
+		if ($extension)
+		{
+			$this->path .= 'ext/' . $extension . '/';
+		}
 
-		$file_list = $this->get_recursive_file_list($this->root_path . 'adm/style/');
+		$this->crawl_eventsmd($md_file, 'adm', $extension);
+
+		$file_list = $this->get_recursive_file_list($this->path  . 'adm/style/');
 		foreach ($file_list as $file)
 		{
 			$file_name = 'adm/style/' . $file;
@@ -70,19 +80,26 @@ class md_exporter
 	}
 
 	/**
-	* @param string $md_file
+	* @param string $md_file	Relative from phpBB root
+	* @param mixed $extension	String 'vendor/ext' to filter, null for phpBB core
 	* @return int		Number of events found
 	* @throws \LogicException
 	*/
-	public function crawl_phpbb_directory_styles($md_file)
+	public function crawl_phpbb_directory_styles($md_file, $extension = null)
 	{
-		$this->crawl_eventsmd($md_file, 'styles');
+		$this->path = $this->root_path;
+		if ($extension)
+		{
+			$this->path .= 'ext/' . $extension . '/';
+		}
+
+		$this->crawl_eventsmd($md_file, 'styles', $extension);
 
 		$styles = array('prosilver', 'subsilver2');
 		foreach ($styles as $style)
 		{
 			$file_list = $this->get_recursive_file_list(
-				$this->root_path . 'styles/' . $style . '/template/'
+				$this->path . 'styles/' . $style . '/template/'
 			);
 
 			foreach ($file_list as $file)
@@ -96,12 +113,13 @@ class md_exporter
 	}
 
 	/**
-	* @param string $md_file
-	* @param string $filter
+	* @param string $md_file	Relative from phpBB root
+	* @param string $filter		Should be 'styles' or 'adm'
+	* @param mixed $extension	String 'vendor/ext' to filter, null for phpBB core
 	* @return int		Number of events found
 	* @throws \LogicException
 	*/
-	public function crawl_eventsmd($md_file, $filter)
+	public function crawl_eventsmd($md_file, $filter, $extension = null)
 	{
 		$file_content = file_get_contents($this->root_path . $md_file);
 		$this->filter = $filter;
@@ -241,7 +259,7 @@ class md_exporter
 			$files = explode("\n    + ", $file_details);
 			foreach ($files as $file)
 			{
-				if (!file_exists($this->root_path . $file))
+				if (!file_exists($this->path . $file))
 				{
 					throw new \LogicException("Invalid file '{$file}' not found for event '{$this->current_event}'", 1);
 				}
@@ -290,13 +308,13 @@ class md_exporter
 	*/
 	public function crawl_file_for_events($file)
 	{
-		if (!file_exists($this->root_path . $file))
+		if (!file_exists($this->path . $file))
 		{
 			throw new \LogicException("File '{$file}' does not exist", 1);
 		}
 
 		$event_list = array();
-		$file_content = file_get_contents($this->root_path . $file);
+		$file_content = file_get_contents($this->path . $file);
 
 		$events = explode('<!-- EVENT ', $file_content);
 		// Remove the code before the first event
diff --git a/phpBB/phpbb/event/php_exporter.php b/phpBB/phpbb/event/php_exporter.php
index e95426244b..4e77d336b1 100644
--- a/phpBB/phpbb/event/php_exporter.php
+++ b/phpBB/phpbb/event/php_exporter.php
@@ -17,7 +17,10 @@ namespace phpbb\event;
 */
 class php_exporter
 {
-	/** @var string */
+	/** @var string Path where we look for files*/
+	protected $path;
+
+	/** @var string phpBB Root Path */
 	protected $root_path;
 
 	/** @var string */
@@ -41,6 +44,7 @@ class php_exporter
 	public function __construct($phpbb_root_path)
 	{
 		$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;
@@ -82,11 +86,18 @@ class php_exporter
 
 	/**
 	* Crawl the phpBB/ directory for php events
+	* @param mixed $extension	String 'vendor/ext' to filter, null for phpBB core
 	* @return int	The number of events found
 	*/
-	public function crawl_phpbb_directory_php()
+	public function crawl_phpbb_directory_php($extension = null)
 	{
-		$files = $this->get_recursive_file_list($this->root_path);
+		$this->path = $this->root_path;
+		if ($extension)
+		{
+			$this->path .= 'ext/' . $extension . '/';
+		}
+
+		$files = $this->get_recursive_file_list();
 		$this->events = array();
 		foreach ($files as $file)
 		{
@@ -100,20 +111,19 @@ class php_exporter
 	/**
 	* Returns a list of files in $dir
 	*
-	* @param	string	$dir	Directory to go through
 	* @return	array	List of files (including the path)
 	*/
-	public function get_recursive_file_list($dir)
+	public function get_recursive_file_list()
 	{
 		try
 		{
 			$iterator = new \RecursiveIteratorIterator(
 				new \phpbb\event\recursive_event_filter_iterator(
 					new \RecursiveDirectoryIterator(
-						$dir,
+						$this->path,
 						\FilesystemIterator::SKIP_DOTS
 					),
-					$dir
+					$this->path
 				),
 				\RecursiveIteratorIterator::LEAVES_ONLY
 			);
@@ -162,7 +172,7 @@ class php_exporter
 	{
 		$this->current_file = $file;
 		$this->file_lines = array();
-		$content = file_get_contents($this->root_path . $this->current_file);
+		$content = file_get_contents($this->path . $this->current_file);
 		$num_events_found = 0;
 
 		if (strpos($content, "dispatcher->trigger_event('") || strpos($content, "dispatcher->dispatch('"))