First iteration of upgrade.

Mage/Console.php

@@ -33,6 +33,9 @@ class Mage_Console
             } else if ($this->_args[0] == 'install') {
                 $this->_action = 'install';
                 
+            } else if ($this->_args[0] == 'upgrade') {
+                $this->_action = 'upgrade';
+                
             } else if ($this->_args[0] == 'version') {
                 $this->_action = 'version';
 
@@ -102,7 +105,7 @@ class Mage_Console
 
         // Logging
         $showGrettings = true;
-        if (in_array($this->getAction(), array('install', 'version'))) {
+        if (in_array($this->getAction(), array('install', 'upgrade', 'version'))) {
             self::$_logEnabled = false;
             $showGrettings = false;
         } else {
@@ -145,6 +148,11 @@ class Mage_Console
                 $task->run();
                 break;
                 
+            case 'upgrade';
+                $task = new Mage_Task_Upgrade;
+                $task->run();
+                break;
+                
             case 'init';
                 $task = new Mage_Task_Init;
                 $task->run();

Mage/Task/Install.php

@@ -4,11 +4,17 @@ class Mage_Task_Install
     public function run ()
     {
         Mage_Console::output('Installing <dark_gray>Magallanes</dark_gray>... ', 1, 0);
-        $this->_recursiveCopy('./', '/opt/magallanes');
+        $this->_recursiveCopy('./', '/opt/magallanes-' . MAGALLANES_VERSION);
+        
+        if (file_exists('/opt/magallanes') && is_link('/opt/magallanes')) {
+            unlink('/opt/magallanes');
+        }
+        symlink('/opt/magallanes-' . MAGALLANES_VERSION, '/opt/magallanes');
         chmod('/opt/magallanes/bin/mage', 0755);
         if (!file_exists('/usr/bin/mage')) {
-            symlink('/opt/magallanes/bin/mage', '/usr/bin/mage');            
+            symlink('/opt/magallanes/bin/mage', '/usr/bin/mage');
         }
+
         Mage_Console::output('<light_green>Success!</light_green>', 0, 2);
     }
 

Mage/Task/Upgrade.php

@@ -0,0 +1,114 @@
+<?php
+class Mage_Task_Upgrade
+{
+    const DOWNLOAD = 'https://github.com/andres-montanez/Magallanes/tarball/stable';
+    
+    public function run ()
+    {
+        Mage_Console::output('Upgrading <dark_gray>Magallanes</dark_gray> ... ', 1, 0);
+        
+        $user = '';
+        // Check if user is root
+        Mage_Console::executeCommand('whoami', $user);
+        if ($user != 'root') {
+            Mage_Console::output('<red>FAIL</red>', 0, 1);
+            Mage_Console::output('You need to be the <dark_gray>root</dark_gray> user to perform the upgrade.', 2);
+            
+        } else {
+            // Download Package
+            $tarball = file_get_contents(self::DOWNLOAD);
+            $tarballFile = tempnam('/tmp', 'magallanes_download');
+            rename($tarballFile, $tarballFile . '.tar.gz');
+            $tarballFile .= '.tar.gz';
+            file_put_contents($tarballFile, $tarball);
+            
+            // Unpackage
+            if (file_exists('/tmp/__magallanesDownload')) {
+                Mage_Console::executeCommand('rm -rf /tmp/__magallanesDownload');
+            }
+            Mage_Console::executeCommand('mkdir /tmp/__magallanesDownload');
+            Mage_Console::executeCommand('cd /tmp/__magallanesDownload && tar xfz ' . $tarballFile);
+            Mage_Console::executeCommand('rm -f ' . $tarballFile);
+            
+            // Find Package
+            $tarballDir = opendir('/tmp/__magallanesDownload');
+            while (($file = readdir($tarballDir)) == true) {
+                if ($file == '.' || $file == '..') {
+                    continue;
+                } else {
+                    $packageDir = $file;
+                    break;
+                }
+            }
+            
+            // Get Version
+            $version = false;
+            if (file_exists('/tmp/__magallanesDownload/' . $packageDir . '/bin/mage')) {
+                list(, $version) = file('/tmp/__magallanesDownload/' . $packageDir . '/bin/mage');
+                $version = trim(str_replace('#VERSION:', '', $version));
+            }
+            
+            if ($version != false) {
+                $versionCompare = version_compare(MAGALLANES_VERSION, $version);
+                if ($versionCompare == 0) {
+                    Mage_Console::output('<yellow>SKIP</yellow>', 0, 1);
+                    Mage_Console::output('Your current version is up to date.', 2);
+
+                } else if ($versionCompare > 0) {
+                    Mage_Console::output('<yellow>SKIP</yellow>', 0, 1);
+                    Mage_Console::output('Your current version is newer.', 2);
+
+                } else {
+                    $this->_recursiveCopy('/tmp/__magallanesDownload/' . $packageDir, '/opt/magallanes-' . $version);
+                    unlink('/opt/magallanes');
+                    symlink('/opt/magallanes-' . $version, '/opt/magallanes');
+                    chmod('/opt/magallanes/bin/mage', 0755);
+
+                    Mage_Console::output('<green>OK</green>', 0, 1);
+                }
+                
+            } else {
+                Mage_Console::output('<red>FAIL</red>', 0, 1);
+                Mage_Console::output('Corrupted download.', 2);
+            }
+        }
+        
+
+    }
+
+    private function _recursiveCopy ($from, $to)
+    {
+        if (is_dir($from)) {
+            mkdir($to);
+            $files = scandir($from);
+
+            if (count($files) > 0) {
+                foreach ($files as $file) {
+                    if (strpos($file, '.') === 0) {
+                        continue;
+                    }
+
+                    if (is_dir($from . DIRECTORY_SEPARATOR . $file)) {
+                        $this->_recursiveCopy(
+                            $from . DIRECTORY_SEPARATOR . $file,
+                            $to . DIRECTORY_SEPARATOR . $file
+                        );
+
+                    } else {
+                        copy(
+                            $from . DIRECTORY_SEPARATOR . $file, 
+                            $to . DIRECTORY_SEPARATOR . $file
+                        );
+                    }
+                }
+            }
+            return true;
+
+        } elseif (is_file($from)) {
+            return copy($from, $to);
+
+        } else {
+            return false;
+        }
+    }
+}

bin/mage

@@ -1,5 +1,5 @@
 #!/bin/sh
-#VERSION:0.9
+#VERSION:0.9.1
 
 SCRIPT=$(readlink -f $0)
 DIR=$(dirname $SCRIPT)

bin/mage.php

@@ -24,7 +24,7 @@ date_default_timezone_set('UTC');
 
 $baseDir = dirname(dirname(__FILE__));
 
-define('MAGALLANES_VERSION', '0.9');
+define('MAGALLANES_VERSION', '0.9.1');
 
 require_once $baseDir . '/Mage/Autoload.php';
 spl_autoload_register(array('Mage_Autoload', 'autoload'));