7 files changed, 36 insertions, 2 deletions
diff --git a/phpBB/config/console.yml b/phpBB/config/console.yml
index d32befa15e..1305a12101 100644
--- a/phpBB/config/console.yml
+++ b/phpBB/config/console.yml
@@ -62,6 +62,7 @@ services:
         class: phpbb\console\command\extension\disable
         arguments:
             - @ext.manager
+            - @log
         tags:
             - { name: console.command }
 
@@ -69,6 +70,7 @@ services:
         class: phpbb\console\command\extension\enable
         arguments:
             - @ext.manager
+            - @log
         tags:
             - { name: console.command }
 
@@ -76,6 +78,7 @@ services:
         class: phpbb\console\command\extension\purge
         arguments:
             - @ext.manager
+            - @log
         tags:
             - { name: console.command }
 
diff --git a/phpBB/includes/acp/acp_extensions.php b/phpBB/includes/acp/acp_extensions.php
index 21a1909ac1..1fb2d2df26 100644
--- a/phpBB/includes/acp/acp_extensions.php
+++ b/phpBB/includes/acp/acp_extensions.php
@@ -26,16 +26,18 @@ class acp_extensions
 	private $config;
 	private $template;
 	private $user;
+	private $log;
 
 	function main()
 	{
 		// Start the page
-		global $config, $user, $template, $request, $phpbb_extension_manager, $db, $phpbb_root_path, $phpEx;
+		global $config, $user, $template, $request, $phpbb_extension_manager, $db, $phpbb_root_path, $phpEx, $phpbb_log;
 
 		$this->db = $db;
 		$this->config = $config;
 		$this->template = $template;
 		$this->user = $user;
+		$this->log = $phpbb_log;
 
 		$user->add_lang(array('install', 'acp/extensions', 'migrator'));
 
@@ -123,6 +125,11 @@ class acp_extensions
 					trigger_error($user->lang['EXTENSION_NOT_AVAILABLE'] . adm_back_link($this->u_action), E_USER_WARNING);
 				}
 
+				if ($phpbb_extension_manager->enabled($ext_name))
+				{
+					redirect($this->u_action);
+				}
+
 				try
 				{
 					while ($phpbb_extension_manager->enable_step($ext_name))
@@ -135,6 +142,7 @@ class acp_extensions
 							meta_refresh(0, $this->u_action . '&amp;action=enable&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('enable.' . $ext_name));
 						}
 					}
+					$this->log->add('admin', $user->data['user_id'], $user->ip, 'LOG_EXT_ENABLE', time(), array($ext_name));
 				}
 				catch (\phpbb\db\migration\exception $e)
 				{
@@ -164,6 +172,11 @@ class acp_extensions
 			break;
 
 			case 'disable':
+				if (!$phpbb_extension_manager->enabled($ext_name))
+				{
+					redirect($this->u_action);
+				}
+
 				while ($phpbb_extension_manager->disable_step($ext_name))
 				{
 					// Are we approaching the time limit? If so we want to pause the update and continue after refreshing
@@ -174,6 +187,7 @@ class acp_extensions
 						meta_refresh(0, $this->u_action . '&amp;action=disable&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('disable.' . $ext_name));
 					}
 				}
+				$this->log->add('admin', $user->data['user_id'], $user->ip, 'LOG_EXT_DISABLE', time(), array($ext_name));
 
 				$this->tpl_name = 'acp_ext_disable';
 
@@ -197,6 +211,11 @@ class acp_extensions
 			break;
 
 			case 'delete_data':
+				if ($phpbb_extension_manager->enabled($ext_name))
+				{
+					redirect($this->u_action);
+				}
+
 				try
 				{
 					while ($phpbb_extension_manager->purge_step($ext_name))
@@ -209,6 +228,7 @@ class acp_extensions
 							meta_refresh(0, $this->u_action . '&amp;action=delete_data&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('delete_data.' . $ext_name));
 						}
 					}
+					$this->log->add('admin', $user->data['user_id'], $user->ip, 'LOG_EXT_PURGE', time(), array($ext_name));
 				}
 				catch (\phpbb\db\migration\exception $e)
 				{
diff --git a/phpBB/language/en/acp/common.php b/phpBB/language/en/acp/common.php
index 6f6a5f901f..8014ee64f1 100644
--- a/phpBB/language/en/acp/common.php
+++ b/phpBB/language/en/acp/common.php
@@ -777,4 +777,8 @@ $lang = array_merge($lang, array(
 	'LOG_WORD_ADD'			=> '<strong>Added word censor</strong><br />» %s',
 	'LOG_WORD_DELETE'		=> '<strong>Deleted word censor</strong><br />» %s',
 	'LOG_WORD_EDIT'			=> '<strong>Edited word censor</strong><br />» %s',
+
+	'LOG_EXT_ENABLE'	=> '<strong>Extension enabled</strong><br />» %s',
+	'LOG_EXT_DISABLE'	=> '<strong>Extension disabled</strong><br />» %s',
+	'LOG_EXT_PURGE'		=> '<strong>Extension’s data deleted</strong><br />» %s',
 ));
diff --git a/phpBB/phpbb/console/command/extension/command.php b/phpBB/phpbb/console/command/extension/command.php
index edde7ce2e2..72325ce768 100644
--- a/phpBB/phpbb/console/command/extension/command.php
+++ b/phpBB/phpbb/console/command/extension/command.php
@@ -13,9 +13,13 @@ abstract class command extends \phpbb\console\command\command
 	/** @var \phpbb\extension\manager */
 	protected $manager;
 
-	function __construct(\phpbb\extension\manager $manager)
+	/** @var \phpbb\log\log */
+	protected $log;
+
+	public function __construct(\phpbb\extension\manager $manager, \phpbb\log\log $log)
 	{
 		$this->manager = $manager;
+		$this->log = $log;
 
 		parent::__construct();
 	}
diff --git a/phpBB/phpbb/console/command/extension/disable.php b/phpBB/phpbb/console/command/extension/disable.php
index e4de70ca34..ceaf168108 100644
--- a/phpBB/phpbb/console/command/extension/disable.php
+++ b/phpBB/phpbb/console/command/extension/disable.php
@@ -40,6 +40,7 @@ class disable extends command
 		}
 		else
 		{
+			$this->log->add('admin', ANONYMOUS, '', 'LOG_EXT_DISABLE', time(), array($name));
 			$output->writeln("<info>Successfully disabled extension $name</info>");
 			return 0;
 		}
diff --git a/phpBB/phpbb/console/command/extension/enable.php b/phpBB/phpbb/console/command/extension/enable.php
index ee7dae76aa..757f19005e 100644
--- a/phpBB/phpbb/console/command/extension/enable.php
+++ b/phpBB/phpbb/console/command/extension/enable.php
@@ -35,6 +35,7 @@ class enable extends command
 
 		if ($this->manager->enabled($name))
 		{
+			$this->log->add('admin', ANONYMOUS, '', 'LOG_EXTENSION_ENABLE', time(), array($name));
 			$output->writeln("<info>Successfully enabled extension $name</info>");
 			return 0;
 		}
diff --git a/phpBB/phpbb/console/command/extension/purge.php b/phpBB/phpbb/console/command/extension/purge.php
index c2e1d2928c..0342d116f5 100644
--- a/phpBB/phpbb/console/command/extension/purge.php
+++ b/phpBB/phpbb/console/command/extension/purge.php
@@ -40,6 +40,7 @@ class purge extends command
 		}
 		else
 		{
+			$this->log->add('admin', ANONYMOUS, '', 'LOG_EXT_PURGE', time(), array($name));
 			$output->writeln("<info>Successfully purge extension $name</info>");
 			return 0;
 		}