From 32b620f33a7bf023473fd09086f046435e24fc8f Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@menalto.com>
Date: Sun, 5 Feb 2012 16:38:05 -0800
Subject: [PATCH] New module to examine active sessions

---
 .../controllers/admin_session_explorer.php    | 61 +++++++++++++++++++
 .../helpers/session_explorer_event.php        | 29 +++++++++
 3.0/modules/session_explorer/module.info      |  7 +++
 .../views/admin_session_explorer.html.php     | 44 +++++++++++++
 4 files changed, 141 insertions(+)
 create mode 100644 3.0/modules/session_explorer/controllers/admin_session_explorer.php
 create mode 100644 3.0/modules/session_explorer/helpers/session_explorer_event.php
 create mode 100644 3.0/modules/session_explorer/module.info
 create mode 100644 3.0/modules/session_explorer/views/admin_session_explorer.html.php

diff --git a/3.0/modules/session_explorer/controllers/admin_session_explorer.php b/3.0/modules/session_explorer/controllers/admin_session_explorer.php
new file mode 100644
index 00000000..753a494a
--- /dev/null
+++ b/3.0/modules/session_explorer/controllers/admin_session_explorer.php
@@ -0,0 +1,61 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2011 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 Admin_Session_Explorer_Controller extends Admin_Controller {
+  public function index() {
+    list($uas, $ips) = $this->get_uas_and_ips();
+
+    $view = new Admin_View("admin.html");
+    $view->page_title = t("Akismet spam filtering");
+    $view->content = new View("admin_session_explorer.html");
+    $view->content->uas = $uas;
+    $view->content->ips = $ips;
+    print $view;
+  }
+
+  private function get_uas_and_ips() {
+    $uas = array();
+    $ips = array();
+    $d = new Session_Database_Driver();
+    foreach (db::build()
+             ->select("session_id")
+             ->from("sessions")
+             ->execute() as $r) {
+      $data = explode("|", $d->read($r->session_id));
+      $ua = unserialize($data[4]);
+      $ip = unserialize($data[5]);
+      if (!isset($uas[$ua])) {
+        $uas[$ua] = 0;
+      }
+      if (!isset($ips[$ip])) {
+        $ips[$ip] = 0;
+      }
+      $uas[$ua]++;
+      $ips[$ip]++;
+    }
+    arsort($uas);
+    arsort($ips);
+
+    // Top 20 only
+    array_splice($uas, 20);
+    array_splice($ips, 20);
+
+    return array($uas, $ips);
+  }
+}
\ No newline at end of file
diff --git a/3.0/modules/session_explorer/helpers/session_explorer_event.php b/3.0/modules/session_explorer/helpers/session_explorer_event.php
new file mode 100644
index 00000000..6ba44c30
--- /dev/null
+++ b/3.0/modules/session_explorer/helpers/session_explorer_event.php
@@ -0,0 +1,29 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2011 Bharat Mediratta
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+class session_explorer_event_Core {
+
+  static function admin_menu($menu, $theme) {
+    $menu->get("statistics_menu")
+      ->append(Menu::factory("link")
+               ->id("session_explorer")
+               ->label(t("Explore sessions"))
+               ->url(url::site("admin/session_explorer")));
+  }
+}
diff --git a/3.0/modules/session_explorer/module.info b/3.0/modules/session_explorer/module.info
new file mode 100644
index 00000000..4ec227af
--- /dev/null
+++ b/3.0/modules/session_explorer/module.info
@@ -0,0 +1,7 @@
+name = "Session Explorer"
+description = "Explore the sessions currently active in your Gallery"
+version = 1
+author_name = "Gallery Team"
+author_url = "http://codex.gallery2.org/Gallery:Team"
+info_url = "http://codex.gallery2.org/Gallery3:Modules:session_explorer"
+discuss_url = "http://gallery.menalto.com/forum_module_session_explorer"
diff --git a/3.0/modules/session_explorer/views/admin_session_explorer.html.php b/3.0/modules/session_explorer/views/admin_session_explorer.html.php
new file mode 100644
index 00000000..f396ddf6
--- /dev/null
+++ b/3.0/modules/session_explorer/views/admin_session_explorer.html.php
@@ -0,0 +1,44 @@
+<?php defined("SYSPATH") or die("No direct script access.") ?>
+<div id="g-admin-session-explorer" class="g-block">
+  <h1> <?= t("Top user agents and ips") ?> </h1>
+
+  <div class="g-block-content">
+    <h2> <?= t("User agents") ?> </h2>
+    <table>
+      <tr>
+        <th> <?= t("Rank") ?> </th>
+        <th> <?= t("Count") ?> </th>
+        <th> <?= t("User agent") ?> </th>
+      </tr>
+
+      <? foreach ($uas as $ua => $count): ?>
+      <? $rank = 0; ?>
+      <tr class="<?= text::alternate("g-odd", "g-even") ?>">
+        <td> <?= ++$rank ?> </td>
+        <td> <?= $count ?> </td>
+        <td> <?= $ua ?> </td>
+      </tr>
+      <? endforeach ?>
+    </table>
+  </div>
+
+  <div class="g-block-content">
+    <h2> <?= t("Internet addresses") ?> </h2>
+    <table>
+      <tr>
+        <th> <?= t("Rank") ?> </th>
+        <th> <?= t("Count") ?> </th>
+        <th> <?= t("Internet address") ?> </th>
+      </tr>
+
+      <? foreach ($ips as $ip => $count): ?>
+      <? $rank = 0; ?>
+      <tr class="<?= text::alternate("g-odd", "g-even") ?>">
+        <td> <?= ++$rank ?> </td>
+        <td> <?= $count ?> </td>
+        <td> <?= $ip ?> </td>
+      </tr>
+      <? endforeach ?>
+    </table>
+  </div>
+</div>