Demo in beta mode.

demo/components/class-application.php

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+<?php
+/**
+* Function of saving the token in a cookie.
+* When you receive the new value clears all stored cookies.
+* @param $token - The values of the token.
+*/
+function NewToken($token) {
+  unset($_COOKIE); // Removes all
+  SetCookie("BOT_TOKEN", $token); // Save a new cookie
+}
+
+/**
+* Session initialization function.
+* Searches saved session, producing a new
+* init or returns zero on failure.
+* @param $token - The values of the token.
+* @param $bot - Initialized bot.
+*/
+function GetSession($token, $bot) {
+  // Search the old session
+  if (isset($_COOKIE['BOT_SESSION'])) {
+    $session = $bot->session($_COOKIE['BOT_SESSION']);
+  } else { // Open a new one
+    $session = $bot->session();
+    SetCookie("BOT_SESSION", $session);
+  }
+
+  // We issue results
+  if (isset($session)) {
+    return $session;
+  } else {
+    return 0;
+  }
+}
+
+/**
+* The function returns the current ID.
+* Returns zero if no ID is stored.
+*/
+function GetID() {
+  // Search current ID...
+  if (isset($_COOKIE['CURRENT_ID'])) {
+    $id = (int)$_COOKIE['CURRENT_ID'] + 1;
+  // ...or returns zero
+  } else {
+    $id = 0;
+  }
+  // We issue results
+  return $id;
+}
+
+/**
+* The function overrides the current ID to
+* the specified or the next. If any missing ID
+* returns the one.
+* @param $id - Current ID.
+*/
+function SetID($id) {
+  // Process the specified ID...
+  if (isset($id)) {
+    $id = $id + 1;
+  // ...Or are saved...
+  } elseif (isset($_COOKIE['CURRENT_ID'])) {
+    $id = (int)$_COOKIE['CURRENT_ID'] + 1;
+  // ...Or return one
+  } else {
+    $id = 1;
+  }
+  SetCookie('CURRENT_ID', $id, time()+300); // Save the result
+  // We issue results
+  return $id;
+}
+
+/**
+* The function maintains a history of conversations,
+* using a database of cookie files.
+* @param $currentid - Message ID.
+* @param $textarea - Message text.
+* @param $type - Who said (Man / Bot).
+*/
+function SavingStories($currentid, $textarea, $type) {
+  // We form an array with values
+  $cookie = array(
+    'type' => $type,
+    'textarea' => $textarea,
+    'time' => time());
+  // Save by encoding in JSON-string
+  SetCookie("TALK".$currentid, json_encode($cookie), time()+60);
+}
+
+/**
+* Function line formation.
+* @param $id - Variable Message ID.
+*/
+function ShowRecord($id) {
+  for ($i=0; $i < $id; $i++) {
+    if (isset($_COOKIE['TALK'.$i])) {
+      $cookie = json_decode($_COOKIE['TALK'.$i], true);
+      echo("<tr>");
+      echo("<td>".$cookie['type']."</td>");
+      echo("<td>".$cookie['textarea']."</td>");
+      echo("<td>".date("H:i:s", $cookie['time'])."</td>");
+      echo("</tr>");
+    }
+  }
+} ?>

demo/components/communication.php

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+<!-- Home side panel -->
+<form class="form-horizontal" method="post">
+  <div class="row">
+    <!-- Text field -->
+    <div class="col-md-8">
+      <input class="form-control" type="text" name="textarea" value="">
+    </div>
+    <!-- Control buttons -->
+    <div class="col-md-4">
+      <button type="submit" class="btn btn-default">Submit</button>
+      <button type="button" class="btn btn-success" data-toggle="modal" data-target="#SettingsModal">Settings</button>
+    </div>
+  </div><!-- row -->
+</form>
+<br/>
+<!-- End side panel -->

demo/components/footer.php

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+<!-- Beginning footer -->
+<footer class="footer">
+  <div class="container">
+    <p class="text-muted">
+      <a href="mailto:dev@valentineus.link">dev@valentineus.link</a>
+    </p>
+  </div>
+</footer>
+<!-- End footer -->

demo/components/navbar.php

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+<!-- Start navigation bar -->
+<nav class="navbar navbar-default navbar-fixed-top">
+  <a href="https://github.com/valentineus/Module-III-API">
+    <img class="github-fork">
+  </a>
+  <div class="container">
+    <div class="collapse navbar-collapse">
+      <!-- The right side of the navigation bar -->
+      <ul class="nav navbar-nav navbar-right">
+        <li>
+          <p class="navbar-text"><?php
+            // Check the ability to use Cookie
+            if (SetCookie("TestCookie", "Success")) { ?>
+              <span class="glyphicon glyphicon-ok" aria-hidden="true"></span>
+            <?php } else { ?>
+              <span class="glyphicon glyphicon-remove" aria-hidden="true"></span>
+            <?php }
+          ?> Cookie</p>
+        </li>
+      </ul><!-- navbar-right -->
+    </div>
+  </div><!-- container -->
+</nav>
+<!-- End navigation bar -->

demo/components/results.php

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+<div class="row">
+  <div class="col-md-12">
+      <table class="table table-striped">
+        <tr>
+          <th>#</th>
+          <th>Text</th>
+          <th>Date</th>
+        </tr>
+        <?php ShowRecord(GetID()); ?>
+      </table>
+  </div>
+</div>

demo/components/settings.php

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+<!-- Start pop-up window for the settings -->
+<div class="modal fade" id="SettingsModal" tabindex="-1" role="dialog" aria-labelledby="SettingsModal">
+  <div class="modal-dialog" role="document">
+    <div class="modal-content">
+      <form class="form-horizontal" method="post">
+        <div class="modal-body">
+          <!-- Elements of a modal window -->
+          <div class="form-group">
+            <label for="inputPassword" class="col-sm-2 control-label">ID:</label>
+            <div class="col-sm-10">
+              <input type="text" class="form-control" id="inputPassword" name="BOT_TOKEN" placeholder="109cd867-0ef3-4473-af71-7543a9b2fccd">
+            </div>
+          </div>
+        </div>
+        <!-- The window control buttons -->
+        <div class="modal-footer">
+          <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
+          <button type="submit" class="btn btn-success">Save changes</button>
+        </div>
+      </form>
+    </div><!-- modal-content -->
+  </div><!-- modal-dialog -->
+</div>
+<!-- End pop-up window for the settings -->

demo/index.php

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+<?php
+ini_set("display_errors","1");
+ini_set("display_startup_errors","1");
+ini_set('error_reporting', E_ALL);
+?>
+<!DOCTYPE html>
+<html>
+  <head>
+    <!-- Connecting library jQuery -->
+    <script src="https://code.jquery.com/jquery-3.1.0.slim.min.js" integrity="sha256-cRpWjoSOw5KcyIOaZNo4i6fZ9tKPhYYb6i5T9RSVJG8=" crossorigin="anonymous"></script>
+    <!-- Connecting library Bootstrap -->
+    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
+    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">
+    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
+    <!-- Custom styles -->
+    <link href="style.css" rel="stylesheet">
+    <!-- Meta -->
+    <meta charset="utf-8">
+    <meta name="robots" content="NONE">
+    <!-- Title -->
+    <title>Testing conversational bot</title>
+  </head>
+  <body>
+    <?php // Connect all of the dependencies
+      include("../src/bot.php"); // Class for working with AI
+      include("components/class-application.php"); // Class to work with application logic
+      include("components/navbar.php"); // Connect the navigation bar
+      include("components/settings.php"); // Connecting a modal window with the settings
+    ?>
+    <!-- Begin page content -->
+    <div class="container">
+      <div class="page-header">
+        <h1>Communication Panel</h1>
+      </div>
+      <?php
+        // Checking the token initialization
+        if (isset($_POST['BOT_TOKEN'])) {
+          $token = htmlspecialchars($_POST['BOT_TOKEN']);
+          NewToken($token);
+        // ...Finding saved token
+        } elseif (isset($_COOKIE['BOT_TOKEN'])) {
+          $token = $_COOKIE['BOT_TOKEN'];
+        }
+
+        // The next step - checking/initialize the session with the bot.
+        if (isset($token)) {
+          // Initialize the robot system
+          define('BOT_TOKEN', $token);
+          $bot = new Bot(BOT_TOKEN);
+          $session = GetSession($token, $bot); // Initialize the session
+          if (empty($session)) { // No session? Error! ?>
+            <!-- Error Notification -->
+            <div class="alert alert-danger alert-dismissible" role="alert">
+              <button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">&times;</span></button>
+              <strong>Error!</strong> Failed to create a session!
+            </div>
+          <?php }
+        } else { // Nope token? A warning! ?>
+          <!-- Error Notification -->
+          <div class="alert alert-warning alert-dismissible" role="alert">
+            <button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">&times;</span></button>
+            <strong>Attention!</strong> No token: Required to check the settings!
+          </div>
+        <?php }
+
+        // Processes the message
+        if (isset($_POST['textarea'])) {
+          $currentid = GetID(); // Get the current ID
+          $currenttext = htmlspecialchars($_POST['textarea']); // Transform text
+          SavingStories($currentid, $currenttext, 'user'); // Keeping your message
+          $currentid = SetID($currentid); // Get next ID
+          SavingStories($currentid, $bot->say($currenttext), 'bot'); // Save bot response
+          header("Location: ".$_SERVER["REQUEST_URI"]); // Reloading the page
+        }
+
+        // Connecting the system interface
+        include("components/communication.php"); // Settings panel
+        include("components/results.php"); // Output messages
+      ?>
+    </div>
+    <?php include("components/footer.php"); // Connect the bottom panel ?>
+  </body>
+</html>

demo/style.css

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+html {
+  position: relative;
+  min-height: 100%;
+}
+
+body {
+  margin-bottom: 60px;
+}
+
+body > .container {
+  padding: 60px 15px 0;
+}
+
+textarea.form-control {
+  resize: none;
+}
+
+.footer {
+  background-color: #f5f5f5;
+  position: absolute;
+  height: 60px;
+  width: 100%;
+  bottom: 0;
+}
+
+.container .text-muted {
+  margin: 20px 0;
+}
+
+/* Loaded one icon from GitHub */
+.github-fork  {
+  background: url('data:image/png;base64,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 truncated
+  background-size: cover;
+  position: absolute;
+  height: 149px;
+  width: 149px;
+  border: 0;
+  left: 0;
+  top: 0;
+}