From bdc0876fa86e29ee439e69024f6f476c49886b99 Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@menalto.com>
Date: Mon, 22 Dec 2008 06:50:20 +0000
Subject: Add messaging system for reporting actions back to the user.  Make
 module install/uninstall work and tie it into the messaging system.

---
 core/controllers/admin_modules.php | 16 +++++++++++++++-
 core/helpers/log.php               |  4 +++-
 core/helpers/message.php           | 36 ++++++++++++++++++++++++++++++++++++
 core/helpers/module.php            |  2 ++
 core/libraries/Admin_View.php      |  7 +++++++
 core/libraries/Theme_View.php      |  7 +++++++
 core/views/admin_modules.html.php  |  2 +-
 7 files changed, 71 insertions(+), 3 deletions(-)
 create mode 100644 core/helpers/message.php

(limited to 'core')

diff --git a/core/controllers/admin_modules.php b/core/controllers/admin_modules.php
index a9769ba6..ada7dcfd 100644
--- a/core/controllers/admin_modules.php
+++ b/core/controllers/admin_modules.php
@@ -25,7 +25,21 @@ class Admin_Modules_Controller extends Admin_Controller {
   }
 
   public function save() {
-    // Nothing yet
+    foreach (module::available() as $module_name => $info) {
+      if ($info->locked) {
+        continue;
+      }
+
+      $desired = $this->input->post($module_name) == 1;
+      if ($info->installed && !$desired) {
+        module::uninstall($module_name);
+        message::add(sprintf(_("Uninstalled %s module"), $info->name));
+      } else if (!$info->installed && $desired) {
+        module::install($module_name);
+        message::add(sprintf(_("Installed %s module"), $info->name));
+      }
+    }
+    url::redirect("admin/modules");
   }
 }
 
diff --git a/core/helpers/log.php b/core/helpers/log.php
index a5a0a079..43e2b8f8 100644
--- a/core/helpers/log.php
+++ b/core/helpers/log.php
@@ -39,7 +39,9 @@ class log_Core {
     $log->url = url::abs_current(true);
     $log->referer = request::referrer(null);
     $log->timestamp = time();
-    $log->user_id =  user::active()->id;
+    if (module::is_installed("user")) {
+      $log->user_id = user::active()->id;
+    }
     $log->save();
   }
 }
diff --git a/core/helpers/message.php b/core/helpers/message.php
new file mode 100644
index 00000000..ff9e4c82
--- /dev/null
+++ b/core/helpers/message.php
@@ -0,0 +1,36 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2008 Bharat Mediratta
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+class message_Core {
+  public function add($msg) {
+    $session = Session::instance();
+    $status = $session->get("messages");
+    $status[] = $msg;
+    $session->set("messages", $status);
+  }
+
+  public function get() {
+    $messages = Session::instance()->get_once("messages", array());
+    if ($messages) {
+      return "<ul id=\"gMessages\"><li>" .
+        join("</li><li>", $messages) .
+        "</li>";
+    }
+  }
+}
diff --git a/core/helpers/module.php b/core/helpers/module.php
index fc7d7042..0e1f9d44 100644
--- a/core/helpers/module.php
+++ b/core/helpers/module.php
@@ -126,6 +126,7 @@ class module_Core {
     }
 
     self::load_modules();
+    log::add("module", sprintf(_("Installed module %s"), $module_name));
   }
 
   /**
@@ -135,6 +136,7 @@ class module_Core {
     $installer_class = "{$module_name}_installer";
     Kohana::log("debug", "$installer_class uninstall");
     call_user_func(array($installer_class, "uninstall"));
+    log::add("module", sprintf(_("Uninstalled module %s"), $module_name));
   }
 
   /**
diff --git a/core/libraries/Admin_View.php b/core/libraries/Admin_View.php
index c172b76b..e9ff9791 100644
--- a/core/libraries/Admin_View.php
+++ b/core/libraries/Admin_View.php
@@ -60,6 +60,13 @@ class Admin_View_Core extends View {
     print $menu;
   }
 
+  /**
+   * Print out any messages waiting for this user.
+   */
+  public function messages() {
+    return message::get();
+  }
+
  /**
    * Handle all theme functions that insert module content.
    */
diff --git a/core/libraries/Theme_View.php b/core/libraries/Theme_View.php
index 3144ca2a..030e564d 100644
--- a/core/libraries/Theme_View.php
+++ b/core/libraries/Theme_View.php
@@ -84,6 +84,13 @@ class Theme_View_Core extends View {
     return $this->pagination->render();
   }
 
+  /**
+   * Print out any messages waiting for this user.
+   */
+  public function messages() {
+    return message::get();
+  }
+
   /**
    * Handle all theme functions that insert module content.
    */
diff --git a/core/views/admin_modules.html.php b/core/views/admin_modules.html.php
index 8d7f3c4f..93d8caf4 100644
--- a/core/views/admin_modules.html.php
+++ b/core/views/admin_modules.html.php
@@ -13,7 +13,7 @@
       <tr>
         <? $data = array("name" => $module_name); ?>
         <? if ($module_info->locked) $data["disabled"] = 1; ?>
-        <td> <?= form::checkbox($data, '', module::is_installed($module_name)) ?> </td>
+        <td> <?= form::checkbox($data, '1', module::is_installed($module_name)) ?> </td>
         <td> <?= _($module_info->name) ?> </td>
         <td> <?= $module_info->version ?> </td>
         <td> <?= _($module_info->description) ?> </td>
-- 
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