From 4d9d62bcdbcbccb72562f58332f230df70ead796 Mon Sep 17 00:00:00 2001
From: fabrixxm <fabrix.xm@gmail.com>
Date: Thu, 29 Nov 2018 12:57:57 +0100
Subject: [PATCH] Add 'storage' console command

- list registered backend
- set backend
---
 src/Core/Console.php         |   2 +
 src/Core/Console/Storage.php | 110 +++++++++++++++++++++++++++++++++++
 src/Core/StorageManager.php  |  18 +++---
 3 files changed, 121 insertions(+), 9 deletions(-)
 create mode 100644 src/Core/Console/Storage.php

diff --git a/src/Core/Console.php b/src/Core/Console.php
index 9edc12b64c..2cca4f15bb 100644
--- a/src/Core/Console.php
+++ b/src/Core/Console.php
@@ -30,6 +30,7 @@ class Console extends \Asika\SimpleConsole\Console
 		'po2php'                 => __NAMESPACE__ . '\Console\PoToPhp',
 		'typo'                   => __NAMESPACE__ . '\Console\Typo',
 		'postupdate'             => __NAMESPACE__ . '\Console\PostUpdate',
+		'storage'                => __NAMESPACE__ . '\Console\Storage',
 	];
 
 	protected function getHelp()
@@ -55,6 +56,7 @@ Commands:
 	po2php                 Generate a strings.php file from a messages.po file
 	typo                   Checks for parse errors in Friendica files
 	postupdate             Execute pending post update scripts (can last days)
+	storage                Manage storage backend
 
 Options:
 	-h|--help|-? Show help information
diff --git a/src/Core/Console/Storage.php b/src/Core/Console/Storage.php
new file mode 100644
index 0000000000..a03743f253
--- /dev/null
+++ b/src/Core/Console/Storage.php
@@ -0,0 +1,110 @@
+<?php
+
+namespace Friendica\Core\Console;
+
+use Asika\SimpleConsole\CommandArgsException;
+use Friendica\Core\StorageManager;
+
+/**
+ * @brief tool to manage storage backend and stored data from CLI
+ *
+ */
+class Storage extends \Asika\SimpleConsole\Console
+{
+	protected $helpOptions = ['h', 'help', '?'];
+
+	protected function getHelp()
+	{
+		$help = <<<HELP
+console storage - manage storage backend and stored data
+Synopsis
+    bin/console storage [-h|--help|-?] [-v]
+    bin/console storage list
+    bin/console storage set <name>
+    bin/console storage move
+HELP;
+		return $help;
+	}
+
+	protected function doExecute()
+	{
+		$a = \Friendica\BaseObject::getApp();
+
+		if ($this->getOption('v')) {
+			$this->out('Executable: ' . $this->executable);
+			$this->out('Class: ' . __CLASS__);
+			$this->out('Arguments: ' . var_export($this->args, true));
+			$this->out('Options: ' . var_export($this->options, true));
+		}
+
+		if (count($this->args) == 0) {
+			$this->out($this->getHelp());
+			return -1;
+		}
+
+		switch($this->args[0]) {
+		case 'list':
+			return $this->do_list();
+			break;
+		case 'set':
+			return $this->do_set();
+			break;
+		case 'move':
+			return $this->do_move();
+			break;
+		}
+
+		$this->out(sprintf('Invalid action "%s"', $this->args[0]));
+		return -1;
+	}
+
+	protected function do_list()
+	{
+		$rowfmt = ' %-3s | %-20s';
+		$current = StorageManager::getBackend();
+		$this->out(sprintf($rowfmt, 'Sel', 'Name'));
+		$this->out('-----------------------');
+		$isregisterd = false;
+		foreach(StorageManager::listBackends() as $name => $class) {
+			$issel = ' ';
+			if ($current === $class) {
+				$issel = '*';
+				$isregisterd = true;
+			};
+			$this->out(sprintf($rowfmt, $issel , $name ));
+		}
+
+		if ($current === '') {
+			$this->out();
+			$this->out('This sistem is using legacy storage system');
+		}
+		if ($current !== '' && !$isregisterd) {
+			$this->out();
+			$this->out('The current storage class (' . $current . ') is not registered!');
+		}
+		return 0;
+	}
+
+	protected function do_set()
+	{
+		if (count($this->args) !== 2) {
+			throw new CommandArgsException('Invalid arguments');
+		}
+
+		$name = $this->args[1];
+		$class = StorageManager::getByName($name);
+
+		if ($class === "") {
+			$this->out($name . ' is not a registered backend.');
+			return -1;
+		}
+
+		StorageManager::setBackend($class);
+		return 0;
+	}
+
+	protected function do_move()
+	{
+
+	}
+}
diff --git a/src/Core/StorageManager.php b/src/Core/StorageManager.php
index 6f3e98ae7e..5c14fdbf33 100644
--- a/src/Core/StorageManager.php
+++ b/src/Core/StorageManager.php
@@ -14,17 +14,17 @@ use Friendica\Core\Config;
  */
 class StorageManager
 {
-	private static $default_storages = [
+	private static $default_backends = [
 		'Filesystem' => \Friendica\Model\Storage\Filesystem::class,
 		'Database' => \Friendica\Model\Storage\Database::class,
 	];
 
-	private static $storages = [];
+	private static $backends = [];
 
 	private static function setup()
 	{
-		if (count(self::$storages)==0) {
-			self::$storage = Config::get('storage', 'backends', self::$default_storages);
+		if (count(self::$backends)==0) {
+			self::$backends = Config::get('storage', 'backends', self::$default_backends);
 		}
 	}
 
@@ -46,7 +46,7 @@ class StorageManager
 	public static function getByName($name)
 	{
 		self::setup();
-		return defaults(self::$storages, $name, '');
+		return defaults(self::$backends, $name, '');
 	}
 
 	/**
@@ -83,8 +83,8 @@ class StorageManager
 	{
 		/// @todo Check that $class implements IStorage
 		self::setup();
-		self::$storages[$name] = $class;
-		Config::set('storage', 'backends', self::$storages);
+		self::$backends[$name] = $class;
+		Config::set('storage', 'backends', self::$backends);
 	}
 
 
@@ -96,7 +96,7 @@ class StorageManager
 	public static function unregister($class)
 	{
 		self::setup();
-		unset(self::$storages[$name]);
-		Config::set('storage', 'backends', self::$storages);
+		unset(self::$backends[$name]);
+		Config::set('storage', 'backends', self::$backends);
 	}
 }
\ No newline at end of file