- Initial code for front end (borrowed from phpTodo codebase)

server/html/about.php

+<?php
+/* Skynet - Automated "Cloud" Security Scanner                                *#
+#* Copyright (C) 2014-present  Jason Frisvold <friz@godshell.com>             *#
+#*                                                                            *#
+#* 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 St, Fifth Floor, Boston, MA  02110-1301  USA */
+
+   // Define skynet (to allow access to files)
+   define('skynet', 1);
+
+   // Define usesmarty (to indicate that config needs to load smarty)
+   define('usesmarty', 1);
+
+   // Load the configuration file
+   require_once("config.php");
+
+   // Connect to the database server
+   $sqlhdlr = new mysqli($skynet_dbHost,  $skynet_dbUser,  $skynet_dbPass,
+                         $skynet_dbName);
+   
+   // Make sure we have a connection
+   if (mysqli_connect_errno()) {
+      die( '<p>Unable to connect to the database server at this time: ' .
+            mysqli_connect_error() . ' </p>' );      
+   }
+
+   // If the user is not authenticated, jump them to the home page
+   if (! $user_obj = authenticate()) {
+      $smarty->assign('username', 'guest');
+   }
+
+   // Close the SQL Handler
+   $sqlhdlr->close();
+
+   $smarty->display('about.tpl');
+?>

server/html/config.default.php

+<?php if (!defined('skynet')) exit();
+/* Skynet - Automated "Cloud" Security Scanner                                *#
+#* Copyright (C) 2014-present  Jason Frisvold <friz@godshell.com>             *#
+#*                                                                            *#
+#* 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 St, Fifth Floor, Boston, MA  02110-1301  USA */
+
+// The work directory contains all of the private
+// smarty data.  This directory should be below the
+// httpd root
+$skynet_work_dir = '/path/to/smarty/workspace';
+
+// The http directory is the first level directory
+// where the skynet distribution was uncompressed
+$skynet_http_dir = '/path/to/skynet/html';
+
+// The smarty directory is the location of the Smarty.class.php file
+$skynet_smarty_dir = '/path/to/smarty';
+
+// This is the default stylesheet used by skynet
+// The location of the stylesheet is relative to
+// the http directory
+$skynet_stylesheet = 'css/default.css';
+
+// This is the favicon for the skynet application
+$skynet_favicon = 'images/skynet-favicon.ico';
+
+// This is the name of the skynet database
+$skynet_dbName = 'skynet';
+
+// This is the location of the database server
+$skynet_dbHost = 'localhost';
+
+// This is the login name for the database
+$skynet_dbUser = 'skynet';
+
+// This is the password for the database
+$skynet_dbPass = 'cloud';
+
+// Force HTTPS?
+// You should ensure that HTTPS work prior to setting this parameter
+$skynet_forceHTTPS = false;
+
+// Default session time (in seconds)
+$skynet_sessTime = 6000;
+
+// Default number of records per page to display
+// on the overview screen
+$skynet_rpp = 15;
+
+// If you have a Google API key, uncomment the following line and enter the
+// key.  This will cause skynet to use Google to load the AJAX libraries
+// (This is often a speed boost for users)
+//$skynet_Google_APIKey = '';
+
+/* You should not need to change anything below */
+
+// skynet Version
+$skynet_version = '1.0 Beta';
+
+// Debug Flag
+$skynet_debug = true;
+
+// AJAX Library Versions
+$skynet_AJAX_jquery_version = '1.7.2';
+$skynet_AJAX_jqueryui_version = '1.8.18';
+$skynet_AJAX_jqueryui_theme = 'smoothness';
+
+// skynet homepage
+$skynet_homepage = 'http://phptodo.godshell.com';
+
+// If there is a smarty instance, set the proper variables
+if (defined('usesmarty')) {
+   // Set up smarty
+   include($skynet_smarty_dir . 'Smarty.class.php');
+   $smarty = new Smarty;
+
+   // Smarty directories
+   $smarty->template_dir = "$skynet_http_dir/templates";
+   $smarty->compile_dir = "$skynet_work_dir/templates_c";
+   $smarty->cache_dir = "$skynet_work_dir/cache";
+   $smarty->config_dir = "$skynet_work_dir/config";
+
+   // Load whitespace pre-filter for Smarty
+   $smarty->addPluginsDir($skynet_http_dir . '/libs/');
+   $smarty->loadFilter("pre", 'whitespace_control');
+   
+   // Debug
+   $smarty->debugging = $skynet_debug;
+
+   // Assign the stylesheet and favicon to smarty
+   $smarty->assign('skynet_stylesheet', $skynet_stylesheet);
+   $smarty->assign('skynet_favicon', $skynet_favicon);
+
+   $smarty->assign('skynet_AJAX_jquery_version', $skynet_AJAX_jquery_version);
+   $smarty->assign('skynet_AJAX_jqueryui_version', $skynet_AJAX_jqueryui_version);
+   $smarty->assign('skynet_AJAX_jqueryui_theme', $skynet_AJAX_jqueryui_theme);
+   
+   // Assign the Google API Key if set
+   if (isset($skynet_Google_APIKey)) {
+      $smarty->assign('skynet_Google_APIKey', $skynet_Google_APIKey);
+   }
+
+   // Assign the version number to smarty
+   $smarty->assign('skynet_version', $skynet_version);
+
+   // Assign the homepage to smarty
+   $smarty->assign('skynet_homepage', $skynet_homepage);
+}
+
+// Determine the script path
+$skynet_serverpath = preg_replace('/' . basename($_SERVER['PHP_SELF']) . '/',
+                                   '', $_SERVER['PHP_SELF']);
+
+// Redirect to HTTPS if necessary
+if (($skynet_forceHTTPS == true) &&
+    (empty($_SERVER['HTTPS']) || ($_SERVER['HTTPS'] == 'off'))) {
+      header('Location: https://' . $_SERVER['HTTP_HOST'] .  $_SERVER['PHP_SELF']);
+      exit;
+}
+
+// Determine the protocol, port, and server name
+if (isset($_SERVER['HTTPS'])) {
+   if ($_SERVER['SERVER_PORT'] == 443) {
+      $skynet_serveruri = 'https://' . $_SERVER['HTTP_HOST'];
+   } else {
+      $skynet_serveruri = 'https://' . $_SERVER['HTTP_HOST'] . ':' .
+                           $_SERVER['SERVER_PORT'];
+   }
+} else {
+   if ($_SERVER['SERVER_PORT'] == 80) {
+      $skynet_serveruri = 'http://' . $_SERVER['HTTP_HOST'];
+   } else {
+      $skynet_serveruri = 'http://' . $_SERVER['HTTP_HOST'] . ':' .
+                           $_SERVER['SERVER_PORT'];
+   }
+}
+
+// Force session IDs to be cookie based only
+ini_set('session.use_only_cookies', TRUE);
+
+// Disable transparent session IDs (avoid session ID leaking)
+ini_set('session.use_trans_sid', FALSE);
+
+// Security and user object libraries
+require_once('libs/sec_check.php');
+require_once('libs/skynetUser.php');
+require_once('libs/funcs.php');
+?>

server/html/css/default.css

+/* Skynet - Automated "Cloud" Security Scanner                                *}
+{* Copyright (C) 2014  Jason Frisvold <friz@godshell.com>                     *}
+{*                                                                            *}
+{* 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 St, Fifth Floor, Boston, MA  02110-1301  USA */
+
+/* Standard body element */
+body { margin-left: 20px; margin-right: 20px; color: black; background-color: #dddddd; }
+  
+/* Header elements */
+h1 { text-align: center; font-size: large; margin: 10px; }
+h3 { text-align: center; font-size: medium; text-decoration: underline; margin: 10px; }
+h3.alert { color: red; font-size: large; font-weight: bold; text-align: center; }
+
+/* Span elements */
+span { color: black; font-size: medium; }
+span.small { color: black; font-size: small; }
+span.tiny { color: black; font-size: x-small; }
+.fakelinktiny { color: blue; cursor: pointer; font-size: x-small; }
+
+/* Table elements */
+table,th,thead,tbody,tr,td { padding: 5px; }
+table { text-align: center; border: none; margin-left: auto; margin-right: auto; border-collapse: collapse; white-space: nowrap; }
+table.naked { border: none; text-align: left; margin-left: auto; margin-right: auto; }
+th { border: medium solid; text-align: center; vertical-align: middle; }
+td.navigate { border: none; text-align: right; vertical-align: middle; }
+tr.odd { border: thin solid; color: black; background-color: #c5c5c5; }
+tr.even { border: thin solid; color: black; }
+
+/* Division elements */
+div.centered { text-align: center; }
+div.header {  }
+div.searchbox { position: absolute; right: 0px; top: -25px; }
+div.footer { clear: both; text-align: center; }
+div.gpl { width: 80%; margin-left: 10%; margin-right: 10%; }
+
+/* Link Elements */
+:link { color: blue; background-color: transparent; }
+:visited { color: blue; background-color: transparent; }
+
+/* Image Elements */
+img { border: none; }
+img.w3c { border: none; width:88px; height:31px; }
+
+/* Slider Elements */
+#priority_slider { width: 250px; }
+.ui-slider { position: relative; text-align: left; width: 20px;}
+.ui-slider .ui-slider-handle { position: absolute; z-index: 2; height: 20px; cursor: default; }
+.ui-slider .ui-slider-range { position: absolute; z-index: 1; font-size: .7em; display: block; border: 0; background-position: 0 0; }
+
+/* "Other" elements */
+hr.onethird { width: 33%; }
+dd { line-height: 1.5em; margin-bottom: 1em; }
+p.copyright { color: black; font-size: small; font-weight: normal; margin: 2px; }
+.formdiv { width: 75%; margin: auto; }
+.formlabel { float: left; width: 15%; }
+.formrow { clear: both; margin-bottom: 5px;  }
+.forminput { margin-left: 150px; }
+.forminput input, .forminput textarea { width: 99%; }
+.formblock { width: 33%; float: left; min-height: 50px; }
+#form_buttons { float: left; }
+
+.error { border: 5px solid #FF0000; }
\ No newline at end of file

server/html/css/reset.css

+/* Skynet - Automated "Cloud" Security Scanner                                *}
+{* Copyright (C) 2014  Jason Frisvold <friz@godshell.com>                     *}
+{*                                                                            *}
+{* 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 St, Fifth Floor, Boston, MA  02110-1301  USA */
+
+/* http://meyerweb.com/eric/tools/css/reset/ 
+   v2.0 | 20110126
+   License: none (public domain)
+*/
+
+html, body, div, span, applet, object, iframe,
+h1, h2, h3, h4, h5, h6, p, blockquote, pre,
+a, abbr, acronym, address, big, cite, code,
+del, dfn, em, img, ins, kbd, q, s, samp,
+small, strike, strong, sub, sup, tt, var,
+b, u, i, center,
+dl, dt, dd, ol, ul, li,
+fieldset, form, label, legend,
+table, caption, tbody, tfoot, thead, tr, th, td,
+article, aside, canvas, details, embed, 
+figure, figcaption, footer, header, hgroup, 
+menu, nav, output, ruby, section, summary,
+time, mark, audio, video {
+	margin: 0;
+	padding: 0;
+	border: 0;
+	font-size: 100%;
+	font: inherit;
+	vertical-align: baseline;
+}
+/* HTML5 display-role reset for older browsers */
+article, aside, details, figcaption, figure, 
+footer, header, hgroup, menu, nav, section {
+	display: block;
+}
+body {
+	line-height: 1;
+}
+ol, ul {
+	list-style: none;
+}
+blockquote, q {
+	quotes: none;
+}
+blockquote:before, blockquote:after,
+q:before, q:after {
+	content: '';
+	content: none;
+}
+table {
+	border-collapse: collapse;
+	border-spacing: 0;
+}
\ No newline at end of file

server/html/index.php

+<?php
+/* Skynet - Automated "Cloud" Security Scanner                                *#
+#* Copyright (C) 2014-present  Jason Frisvold <friz@godshell.com>             *#
+#*                                                                            *#
+#* 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 St, Fifth Floor, Boston, MA  02110-1301  USA */
+
+   // Define skynet (to allow access to files)
+   define('skynet', 1);
+
+   // Define usesmarty (to indicate that config needs to load smarty)
+   define('usesmarty', 1);
+
+   // Load the configuration file
+   require_once("config.php");
+
+   // Connect to the database server
+   $sqlhdlr = new mysqli($skynet_dbHost,  $skynet_dbUser,  $skynet_dbPass,
+                         $skynet_dbName);
+   
+   // Make sure we have a connection
+   if (mysqli_connect_errno()) {
+      die( '<p>Unable to connect to the database server at this time: ' .
+            mysqli_connect_error() . ' </p>' );      
+   }
+
+   // Some global variables
+   $skynet_nameRegex = '/^[a-zA-Z0-9_\-]{1,15}\z/';
+   $skynet_pwdRegex = '/^[a-zA-Z0-9@#$%\^&\*\/]{4,15}\z/';
+
+   // Check to see if this is a login attempt
+   if (isset($_REQUEST['username']) && isset($_REQUEST['password'])) {
+      if (preg_match($skynet_nameRegex, $_REQUEST['username']) &&
+          preg_match($skynet_pwdRegex, $_REQUEST['password'])) {
+         $authenticated = login($_REQUEST['username'], $_REQUEST['password']);
+      } else {
+         $authenticated = 0;
+      }
+   }
+
+   // If the user is authenticated, jump them to the main page
+   if ((isset($authenticated) && ($authenticated == 1)) ||
+       ($user_obj = authenticate())) {
+      if (isset($_SESSION['redirect'])) {
+         header('Location: ' . $_SESSION['redirect']);
+      } else {
+         //header('Location: ' . $skynet_serveruri .
+         //       dirname($_SERVER['PHP_SELF']) . '/main.php');
+         header('Location: ' . $skynet_serveruri .
+                join_paths(dirname($_SERVER['PHP_SELF']), '/main.php'));
+      }
+      unset($_SESSION['redirect']);
+
+   // Otherwise show the login page
+   } else {
+      // If the previous attempt was a failure, show it properly
+      if (isset($authenticated) && ($authenticated == 0)) {
+         $smarty->assign('failed', 1);
+      }
+
+      // Display the template
+      $smarty->display('index.tpl');
+   }
+
+   $sqlhdlr->close();
+
+?>

server/html/libs/funcs.php

+<?php if (!defined('skynet')) exit();
+/* Skynet - Automated "Cloud" Security Scanner                                *#
+#* Copyright (C) 2014-present  Jason Frisvold <friz@godshell.com>             *#
+#*                                                                            *#
+#* 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 St, Fifth Floor, Boston, MA  02110-1301  USA */
+
+
+/**
+ * Join multiple paths together into a single path
+ * Reference : https://stackoverflow.com/questions/1091107/how-to-join-filesystem-path-strings-in-php
+ */
+function join_paths() {
+    $paths = array();
+
+    foreach (func_get_args() as $arg) {
+        if ($arg !== '') { $paths[] = $arg; }
+    }
+
+    return preg_replace('#/+#','/',join('/', $paths));
+}
+
+?>
\ No newline at end of file

server/html/libs/prefilter.whitespace_control.php

+<?php
+
+/**
+ * Smarty Whitespace Control
+ *
+ * {-tag}  remove white space infront of tag up to the previous non-whitespace character or beginning of the line
+ *         "text \n\n\t {-tag}" -> "text \n\n{tag}"
+ *         "text \n\n\t text\t {-tag}" -> "text \n\n\t text{tag}"
+ * {--tag} remove white space infront of tag up to the previous non-whitespace character
+ *         "text \n\n\t {--tag}" -> "text{tag}"
+ *         "text \n\n\t text\t {--tag}" -> "text \n\n\t text{tag}"
+ * {+-tag}
+ * {-+tag} replace white space infront of tag up to the previous non-whitespace character by a single line-break
+ *         "text \n\n\t {-+tag}" -> "text\n{tag}"
+ *         "text \n\n\t text\t {-+tag}" -> "text \n\n\t text\n{tag}"
+ *
+ * {tag-}  remove white space after tag up to the next non-whitespace character or end of the line
+ *         "{tag-} \n\n\t text" -> "{tag}\n\n\t text"
+ *         "{tag-} text \n\n\t text" -> "{tag}text \n\n\t text"
+ * {tag--} remove white space after tag up to the next non-whitespace character
+ *         "{tag--} \n\n\t text" -> "{tag}text"
+ *         "{tag--} text \n\n\t text" -> "{tag}text \n\n\t text"
+ * {tag+-}
+ * {tag-+} replace white space after tag up to the next non-whitespace character by a single line-break
+ *         "{tag-+} \n\n\t text" -> "{tag}\n\ntext"
+ *         "{tag-+} text \n\n\t text" -> "{tag}\n\ntext \n\n\t text"
+ *
+ * {tag+}  replace white space after tag up to the end of the line with an additional line-break
+ *         "{tag+} \n\t text" -> "{tag}\n\n\t text"
+ *         "{tag+} text \n\n\t text" -> "{tag}\n\ntext \n\n\t text"
+ *
+ * Any combination of the above, say {--tag+} is possible. Any + modifiers are executed before - modifiers, so
+ *     "{tag+-}{--tag}" will lead to "{tag}{tag}"
+ *
+ * NOTE: {tag+} and {tag-+} cause two trailing \n. This is done because PHP itself throws away the first \n. 
+ * So \n\n in the template will lead to \n in the output
+ *
+ * @param string $string raw template source
+ * @param Smarty_Internal_Template $template Template instance 
+ * @return string raw template source after whitespace control was applied
+ * @author Rodney Rehm
+ */
+function smarty_prefilter_whitespace_control($string, Smarty_Internal_Template $template) {
+    $ldelim = $template->smarty->left_delimiter;
+    $rdelim = $template->smarty->right_delimiter;
+    $_ldelim = preg_quote($ldelim);
+    $_rdelim = preg_quote($rdelim);
+
+    // remove preceeding whitepsace preserving a single line-break
+    $string =  preg_replace('#\s*'. $_ldelim .'(?:-\+|\+-)#', "\n" . $ldelim, $string);
+    // remove trailing whitespace preserving s single line-break
+    $string =  preg_replace('#(?:\+-|-\+)'. $_rdelim .'\s*#', $rdelim . "\n\n", $string);
+
+    // remove preceeding whitepsace
+    $string =  preg_replace('#\s*'. $_ldelim .'--|[^\S\r\n]*'. $_ldelim .'-#', $ldelim, $string);
+    // remove trailing whitespace
+    $string =  preg_replace('#--'. $_rdelim .'\s*|-'. $_rdelim .'[^\S\r\n]*#', $rdelim, $string);
+
+    // force trailing line-break
+    $string =  preg_replace('#\+'. $_rdelim .'(?:\s*[\r\n]|[^\S\r\n]*)#', $rdelim . "\n\n", $string);
+
+    return $string;
+}

server/html/libs/sec_check.php

+<?php if (!defined('skynet')) exit();
+/* Skynet - Automated "Cloud" Security Scanner                                *#
+#* Copyright (C) 2014-present  Jason Frisvold <friz@godshell.com>             *#
+#*                                                                            *#
+#* 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 St, Fifth Floor, Boston, MA  02110-1301  USA */
+
+// Use a unique session name (ignored if session.auto_start is set to true)
+session_name('skynet');
+
+// Start the php session
+session_start();
+
+function login($username, $password) {
+   // Globalize the phptodo variables needed
+   global $skynet_dbHost, $skynet_dbUser, $skynet_dbPass, $skynet_dbName,
+          $skynet_sessTime, $sqlhdlr;
+
+   // Create user class
+   $user_obj = new skynetUser($skynet_dbHost, $skynet_dbUser,
+                               $skynet_dbPass, $skynet_dbName,
+                               -1, $username, $password, true);
+
+   if ($user_obj->logged_in()) {
+      // Regenerate the session ID (security enhancement)
+      session_regenerate_id();
+
+      // Insert the user_id into the sessions database along with the
+      // session ID and the current time
+      $query = sprintf('INSERT INTO sessions (phpsessid, user_id, last) ' .
+                       'VALUES ("%s", "%s", %d)', session_id(),
+                       $user_obj->user_id(), time());
+
+      $sqlhdlr->query($query) or die( 'Error: ' . $sqlhdlr->error );
+
+      // Clean up any old sessions that have timed out
+      $query = sprintf('DELETE FROM sessions WHERE last < %d', time() -
+                       $skynet_sessTime);
+
+      $sqlhdlr->query($query) or die( 'Error: ' . $sqlhdlr->error );
+
+      // Return 1 indicating a successful login
+      return 1;
+   } else {
+      // Return 0 indicating a login failure
+      return 0;
+   }
+
+   // This code should never be executed
+   // Return 0 indicating a login failure
+   return 0;
+}
+
+function authenticate() {
+   // Globalize the phptodo variables needed
+   global $skynet_dbHost, $skynet_dbUser, $skynet_dbPass, $skynet_dbName,
+          $skynet_sessTime, $sqlhdlr;
+
+   // Globalize the user variables
+   global $smarty;
+
+   // Try and get the id, last time, and user if from the sessions database
+   $query = sprintf('SELECT id, last, user_id FROM sessions WHERE ' .
+                    'phpsessid = "%s"', session_id());
+
+   if ($result = $sqlhdlr->query($query)) {
+      list($id, $last, $user_id) = $result->fetch_array();
+      $result->close();
+   } else {
+      die( 'Error: ' . $sqlhdlr->error );
+   }
+
+   // Check to see if an id was set, and if the time is good
+   if ((isset($id)) && (($last + $skynet_sessTime) >= time())) {