2 files changed, 38 insertions, 3 deletions
diff --git a/phpBB/phpbb/console/command/reparser/reparse.php b/phpBB/phpbb/console/command/reparser/reparse.php
index 52075dd0ac..151e196358 100644
--- a/phpBB/phpbb/console/command/reparser/reparse.php
+++ b/phpBB/phpbb/console/command/reparser/reparse.php
@@ -57,6 +57,12 @@ class reparse extends \phpbb\console\command\command
 			->setDescription($this->user->lang('CLI_DESCRIPTION_REPARSER_REPARSE'))
 			->addArgument('reparser-name', InputArgument::OPTIONAL, $this->user->lang('CLI_DESCRIPTION_REPARSER_REPARSE_ARG_1'))
 			->addOption(
+				'dry-run',
+				null,
+				InputOption::VALUE_NONE,
+				$this->user->lang('CLI_DESCRIPTION_REPARSER_REPARSE_OPT_DRY_RUN')
+			)
+			->addOption(
 				'range-min',
 				null,
 				InputOption::VALUE_REQUIRED,
@@ -124,6 +130,14 @@ class reparse extends \phpbb\console\command\command
 	protected function reparse(InputInterface $input, OutputInterface $output, $name)
 	{
 		$reparser = $this->reparsers[$name];
+		if ($input->getOption('dry-run'))
+		{
+			$reparser->disable_save();
+		}
+		else
+		{
+			$reparser->enable_save();
+		}
 
 		// Start at range-max if specified or at the highest ID otherwise
 		$max  = (is_null($input->getOption('range-max'))) ? $reparser->get_max_id() : $input->getOption('range-max');
diff --git a/phpBB/phpbb/textreparser/base.php b/phpBB/phpbb/textreparser/base.php
index ed6c2376c7..3e5ee248a1 100644
--- a/phpBB/phpbb/textreparser/base.php
+++ b/phpBB/phpbb/textreparser/base.php
@@ -16,6 +16,11 @@ namespace phpbb\textreparser;
 abstract class base implements reparser_interface
 {
 	/**
+	* @var bool Whether to save changes to the database
+	*/
+	protected $save_changes = true;
+
+	/**
 	* {@inheritdoc}
 	*/
 	abstract public function get_max_id();
@@ -85,6 +90,22 @@ abstract class base implements reparser_interface
 	}
 
 	/**
+	* Disable saving changes to the database
+	*/
+	public function disable_save()
+	{
+		$this->save_changes = false;
+	}
+
+	/**
+	* Enable saving changes to the database
+	*/
+	public function enable_save()
+	{
+		$this->save_changes = true;
+	}
+
+	/**
 	* Guess whether given BBCode is in use in given record
 	*
 	* @param  array  $record
@@ -181,7 +202,7 @@ abstract class base implements reparser_interface
 	/**
 	* Reparse given record
 	*
-	* @param  array $record Associative array containing the record's data
+	* @param array $record Associative array containing the record's data
 	*/
 	protected function reparse_record(array $record)
 	{
@@ -212,8 +233,8 @@ abstract class base implements reparser_interface
 			$unparsed['enable_url_bbcode']
 		);
 
-		// Save the new text if it has changed
-		if ($text !== $record['text'])
+		// Save the new text if it has changed and it's not a dry run
+		if ($text !== $record['text'] && $this->save_changes)
 		{
 			$record['text'] = $text;
 			$this->save_record($record);