From 7786bb09d32570d9be33727a3fe4fb460fcceeaf Mon Sep 17 00:00:00 2001
From: Tim Almdal <tnalmdal@shaw.ca>
Date: Thu, 5 Mar 2009 00:32:33 +0000
Subject: Implement a Maintenance mode as per ticket: #15

---
 core/config/config.php           |  7 +++++++
 core/controllers/maintenance.php | 30 ++++++++++++++++++++++++++++++
 core/helpers/core.php            | 30 ++++++++++++++++++++++++++++++
 core/hooks/init_gallery.php      |  1 +
 core/libraries/Theme_View.php    |  8 ++++++++
 5 files changed, 76 insertions(+)
 create mode 100644 core/controllers/maintenance.php
 create mode 100644 core/helpers/core.php

(limited to 'core')

diff --git a/core/config/config.php b/core/config/config.php
index 3bdb70c1..d120b24b 100644
--- a/core/config/config.php
+++ b/core/config/config.php
@@ -126,3 +126,10 @@ if (TEST_MODE) {
                array(MODPATH . 'gallery_unit_test',
                      MODPATH . 'unit_test'));
 }
+
+/**
+ * Setting the maintenance_mode to block all non administrative access.  In
+ * this mode a user can attempt to logon, but will be unable to access anything.
+ * The application will be have normally if an adminstrator logs on.
+ */
+//$config["maintenance_mode"] = true;
diff --git a/core/controllers/maintenance.php b/core/controllers/maintenance.php
new file mode 100644
index 00000000..908e90b5
--- /dev/null
+++ b/core/controllers/maintenance.php
@@ -0,0 +1,30 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2008 Bharat Mediratta
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+class Maintenance_Controller extends Controller {
+  function index() {
+    $album = ORM::factory("item", 1);
+    $v = new Theme_View("maintenance.html", "reset");
+    $v->title = t("%title Unavailable", array("title" => $album->title));
+    $v->content = t("%title is currently unavailable as it is undergoing maintenance",
+                    array("title" => $album->title));
+    
+    print $v;
+  }
+}
\ No newline at end of file
diff --git a/core/helpers/core.php b/core/helpers/core.php
new file mode 100644
index 00000000..5e5a12a7
--- /dev/null
+++ b/core/helpers/core.php
@@ -0,0 +1,30 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2008 Bharat Mediratta
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+class core_Core {
+  static function maintenance_mode() {
+    $maintenance_mode = Kohana::config("core.maintenance_mode", false, false);
+
+    if (Router::$controller != "login" && !empty($maintenance_mode) && !user::active()->admin) {
+      Router::$controller = "maintenance";
+      Router::$controller_path = APPPATH . "controllers/maintenance.php";
+      Router::$method = "index";
+    }
+  }
+}
\ No newline at end of file
diff --git a/core/hooks/init_gallery.php b/core/hooks/init_gallery.php
index 014c29ea..13c61256 100644
--- a/core/hooks/init_gallery.php
+++ b/core/hooks/init_gallery.php
@@ -22,6 +22,7 @@ Event::add("system.post_routing", array("theme", "load_themes"));
 Event::add("system.ready", array("module", "load_modules"));
 Event::add("system.post_routing", array("url", "parse_url"));
 Event::add("system.shutdown", array("module", "shutdown"));
+Event::add("system.post_routing", array("core", "maintenance_mode"));
 
 // Override the cookie if we have a session id in the URL.
 // @todo This should probably be an event callback
diff --git a/core/libraries/Theme_View.php b/core/libraries/Theme_View.php
index 1f8ca559..ea2a17f9 100644
--- a/core/libraries/Theme_View.php
+++ b/core/libraries/Theme_View.php
@@ -39,6 +39,14 @@ class Theme_View_Core extends View {
     $this->set_global('theme', $this);
     $this->set_global('user', user::active());
     $this->set_global("page_type", $page_type);
+
+    $maintenance_mode = Kohana::config("core.maintenance_mode", false, false);
+    if (!empty($maintenance_mode)) {
+      $album = ORM::factory("item", 1);
+      message::warning(t("%title is currently unavailable as it is undergoing maintenance",
+                         array("title" => $album->title)));
+    }
+
   }
 
   public function url($path, $absolute_url=false) {
-- 
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