Merge pull request #3855 from VSEphpbb/ticket/14123

[ticket/14123] Add descriptive help to the CLI help output

* VSEphpbb/ticket/14123:
  [ticket/14123] Fix typo
  [ticket/14123] Remove redundant help messages
  [ticket/14123] Add descriptive help to the CLI help output

phpBB/language/en/cli.php

@@ -54,9 +54,9 @@ $lang = array_merge($lang, array(
 	'CLI_DESCRIPTION_DELETE_CONFIG'				=> 'Deletes a configuration option',
 	'CLI_DESCRIPTION_DISABLE_EXTENSION'			=> 'Disables the specified extension.',
 	'CLI_DESCRIPTION_ENABLE_EXTENSION'			=> 'Enables the specified extension.',
-	'CLI_DESCRIPTION_FIND_MIGRATIONS'			=> 'Finds migrations that are not depended on.',
+	'CLI_DESCRIPTION_FIND_MIGRATIONS'			=> 'Finds migrations that are not depended upon.',
 	'CLI_DESCRIPTION_GET_CONFIG'				=> 'Gets a configuration option’s value',
-	'CLI_DESCRIPTION_INCREMENT_CONFIG'			=> 'Increments a configuration option’s value',
+	'CLI_DESCRIPTION_INCREMENT_CONFIG'			=> 'Increments a configuration option’s integer value',
 	'CLI_DESCRIPTION_LIST_EXTENSIONS'			=> 'Lists all extensions in the database and on the filesystem.',
 	'CLI_DESCRIPTION_OPTION_SAFE_MODE'			=> 'Run in Safe Mode (without extensions).',
 	'CLI_DESCRIPTION_OPTION_SHELL'				=> 'Launch the shell.',
@@ -79,3 +79,8 @@ $lang = array_merge($lang, array(
 
 	'CLI_FIXUP_RECALCULATE_EMAIL_HASH_SUCCESS'	=> 'Successfully recalculated all email hashes.',
 ));
+
+// Additional help for commands.
+$lang = array_merge($lang, array(
+	'CLI_HELP_CRON_RUN'			=> $lang['CLI_DESCRIPTION_CRON_RUN'] . ' Optionally you can specify a cron task name to run only the specified cron task.',
+));

phpBB/phpbb/console/command/cron/run.php

@@ -50,6 +50,7 @@ class run extends \phpbb\console\command\command
 		$this
 			->setName('cron:run')
 			->setDescription($this->user->lang('CLI_DESCRIPTION_CRON_RUN'))
+			->setHelp($this->user->lang('CLI_HELP_CRON_RUN'))
 			->addArgument('name', InputArgument::OPTIONAL, $this->user->lang('CLI_DESCRIPTION_CRON_RUN_ARGUMENT_1'))
 		;
 	}