FInal Web Build

web/.htaccess

@@ -2,3 +2,4 @@ RewriteEngine On
 RewriteCond %{REQUEST_FILENAME} !-f
 RewriteCond %{REQUEST_FILENAME} !-d
 RewriteRule ^ dashboard.php [QSA,L]
+

web/api/alarm_event.php

@@ -0,0 +1,30 @@
+<?php
+  /* This sends a message and array of phone numbers to the send_sms function.
+   * The message body of the SMS can be changed on line 24. */
+
+  if ($old_alarm_status == 0 && $alarm_status == 1) {
+    // Include the sms file
+    //require_once 'send_sms.php';
+
+    // Get the phone number array
+    $phone_numbers = array();
+    $result = mysqli_query($conn,"SELECT * FROM tbl_fleet");
+    while ($row = mysqli_fetch_array($result)) {
+      array_push($phone_numbers, $row['phone_number']);
+    }
+
+    // Get the cabinet location
+    $cabinet_location = "";
+    $result = mysqli_query($conn,"SELECT * FROM tbl_cabinets WHERE id='".$cabinet_id."'");
+    while ($row = mysqli_fetch_array($result)) {
+      $cabinet_location = $row['location'];
+    }
+
+    // Prepare the message
+    $message = "Defibrillator fault reported by cabinet ".$cabinet_id." at ".$cabinet_location.".";
+
+    // Send the message
+    if (!empty($phone_numbers)) {
+      send_sms($message, $phone_numbers);
+    }
+  }

web/api/defib_event.php

@@ -0,0 +1,30 @@
+<?php
+  /* This sends a message and array of phone numbers to the send_sms function.
+   * The message body of the SMS can be changed on line 32. */
+
+  if ($old_defib_removed == 0 && $defib_removed == 1) {
+    // Include the sms file
+    //require_once 'send_sms.php';
+
+    // Get the phone number array for FLEET
+    $phone_numbers = array();
+    $result = mysqli_query($conn,"SELECT * FROM tbl_fleet");
+    while ($row = mysqli_fetch_array($result)) {
+      array_push($phone_numbers, $row['phone_number']);
+    }
+
+    // Get the cabinet location
+    $cabinet_location = "";
+    $result = mysqli_query($conn,"SELECT * FROM tbl_cabinets WHERE id='".$cabinet_id."'");
+    while ($row = mysqli_fetch_array($result)) {
+      $cabinet_location = $row['location'];
+    }
+
+    // Prepare the message
+    $message = "Defibrillator removed from cabinet ".$cabinet_id." at ".$cabinet_location.".";
+
+    // Send the message
+    if (!empty($phone_numbers)) {
+      send_sms($message, $phone_numbers);
+    }
+  }

web/api/door_event.php

@@ -0,0 +1,34 @@
+<?php
+  /* This sends a message and array of phone numbers to the send_sms function.
+   * The message body of the SMS can be changed on line 30. */
+
+  if ($old_door_open == 0 && $door_open == 1) {
+    // Include the sms file
+    //require_once 'send_sms.php';
+
+    // Get the phone number array for guardians
+    $phone_numbers = array();
+    $result = mysqli_query($conn,"SELECT * FROM tbl_guardians WHERE cabinet_id='".$cabinet_id."'");
+    while ($row = mysqli_fetch_array($result)) {
+      array_push($phone_numbers, $row['phone_number']);
+    }
+
+    // Get the phone number array for FLEET
+    $result = mysqli_query($conn,"SELECT * FROM tbl_fleet");
+    while ($row = mysqli_fetch_array($result)) {
+      array_push($phone_numbers, $row['phone_number']);
+    }
+
+    // Get the cabinet location
+    $cabinet_location = "";
+    $result = mysqli_query($conn,"SELECT location FROM tbl_cabinets WHERE id='".$cabinet_id."'");
+    while ($row = mysqli_fetch_array($result)) {
+      $cabinet_location = $row['location'];
+    }
+
+    // Prepare the message
+    $message = "Cabinet ".$cabinet_id." at ".$cabinet_location." has been opened.";
+
+    // Send the message
+    send_sms($message, $phone_numbers);
+  }

web/api/index.php

@@ -0,0 +1,67 @@
+<?php
+  /* API Reference:
+   * cabinet_id
+   * door_open (0 = Closed / 1 = Open)
+   * defib_removed (0 = In Cabinet / 1 = Removed)
+   * alarm_status (0 = Working / 1 = Fault)
+   * temp_status (int value of current temperature)*/
+
+  // Add dbconnect and Twilio
+  include_once ('../database/db_connect.php');
+  require 'send_sms.php';
+
+  // JSON Post Method
+  $data = file_get_contents("php://input");
+  $data = json_decode($data, true);
+
+  // If data was posted, add it to the status table
+  if (!empty($data['cabinet_id']) && !empty($data['temp_status'])) {
+
+    // Get and echo the post data
+    $cabinet_id = mysqli_real_escape_string($conn, $data['cabinet_id']);
+    $door_open = mysqli_real_escape_string($conn, $data['door_open']);
+    $defib_removed = mysqli_real_escape_string($conn, $data['defib_removed']);
+    $alarm_status = mysqli_real_escape_string($conn, $data['alarm_status']);
+    $temp_status = mysqli_real_escape_string($conn, $data['temp_status']);
+
+    echo "<p>Cabinet ID: ".$cabinet_id;
+    echo "<br>Door Open: ".(boolval($door_open) ? 'True' : 'False');
+    echo "<br>Defib Removed: ".(boolval($defib_removed) ? 'True' : 'False');
+    echo "<br>Defib Fault: ".(boolval($alarm_status) ? 'True' : 'False');
+    echo "<br>Temp Status: ".$temp_status."°C</p>";
+
+    // Declare and set the old status variables
+    $old_door_open = "";
+    $old_defib_removed = "";
+    $old_alarm_status = "";
+
+    $result = mysqli_query($conn,"SELECT * FROM tbl_status WHERE cabinet_id='".$cabinet_id."'
+            ORDER BY last_update DESC LIMIT 1;");
+    while ($row = mysqli_fetch_array($result)) {
+      $old_door_open = $row['door_open'];
+      $old_defib_removed = $row['defib_removed'];
+      $old_alarm_status = $row['alarm_status'];
+    }
+
+    // Update the status table with the new entries
+    $sql = "INSERT INTO tbl_status (cabinet_id, door_open, defib_removed, alarm_status, temp_status)
+            VALUES ('".$cabinet_id."', '".$door_open."', '".$defib_removed."', '".$alarm_status."', '".$temp_status."')";
+    if (mysqli_query($conn, $sql)) {
+      echo "<p>Status update complete.<p>";
+    } else {
+      echo "<p>Error: " . $sql . "<br>" . mysqli_error($conn) . "</p>";
+    }
+
+    // Run SMS events
+    include 'door_event.php';
+    include 'alarm_event.php';
+    include 'defib_event.php';
+
+  } elseif (!empty($data['cabinet_id'])) {
+      echo "<p>Missing some JSON post data. The status update could not be completed.</p>";
+  } else {
+    echo "<p>No cabinet JSON data received.<p>";
+  }
+
+  // Close the database connection
+  $conn->close();

web/events/send_sms.php → web/api/send_sms.php

@@ -11,12 +11,11 @@ function send_sms($body, $phone_numbers)
 
   $client = new Services_Twilio($AccountSid, $AuthToken);
 
-  foreach ($phone_numbers as $send_number)
-  {
+  foreach ($phone_numbers as $send_number) {
     $message = $client->account->messages->create(array(
       "From" => "+441671642020", // From a valid Twilio number
       "To" => $send_number,   // Text this number
-      "Body" => $body,
+      "Body" => $body, // Send this message
     ));
   }
 

web/dashboard.php

@@ -1,53 +1,49 @@
-<?php 
+<?php
 
-use \Psr\Http\Message\ServerRequestInterface as Request;//shortens path to 'request'
-use \Psr\Http\Message\ResponseInterface as Response;//^^to 'Response'
-require 'vendor/autoload.php';
-$app = new \Slim\App(); 
+	use \Psr\Http\Message\ServerRequestInterface as Request;	//shortens path to 'request'
+	use \Psr\Http\Message\ResponseInterface as Response;	//^^to 'Response'
+	require 'vendor/autoload.php';
+	$app = new \Slim\App();
 
-$app->post('/event', function ($request, $response, $args) {
-	$data = $request->getParsedBody(); //creates array from data posted by user
-	return $response->write($data["id"]);
+	$app->post('/event', function ($request, $response, $args) {
+		$data = $request->getParsedBody(); 	//creates array from data posted by user
+		return $response->write($data["id"]);
 });
 
-$config['displayErrorDetails'] = true;
-$config['addContentLengthHeader'] = false;
+	$config['displayErrorDetails'] = true;
+	$config['addContentLengthHeader'] = false;
 
-$config['db']['host']   = "localhost";
-$config['db']['user']   = "root";
-$config['db']['pass']   = "password";
-$config['db']['dbname'] = "pads_db";//login to database
+	$config['db']['host']   = "localhost";
+	$config['db']['user']   = "root";
+	$config['db']['pass']   = "password";
+	$config['db']['dbname'] = "pads_db";		//login to database
 
-$app = new \Slim\App(["settings" => $config]);
+	$app = new \Slim\App(["settings" => $config]);
 
+	// Get container
+	$container = $app->getContainer();
 
+	// Assign variables holding the server details required to connect
+	$servername = "localhost";
+	$username = "root";
+	$password = "password";
+	$dbName = "pads_db";
+	$portNumber = "3306";
 
-// Get container
-$container = $app->getContainer();
+	// Create aconnection using these variables
+	$conn = mysqli_connect($servername, $username, $password, $dbName, $portNumber);
 
-// Assign variables holding the server details required to connect
-$servername = "localhost";
-$username = "root";
-$password = "password";
-$dbName = "pads_db";
-
-// Create aconnection using these variables
-$conn = mysqli_connect($servername, $username, $password, $dbName);
-
-// Check that the connection was successful
-if (!$conn) {
-	// If the connection was not successful, echo a connection error and stop the PHP scripts
-	die("Connection failed: " . mysqli_connect_error());
+	// Check that the connection was successful
+	if (!$conn) {
+		// If the connection was not successful, echo a connection error and stop the PHP scripts
+		die("Connection failed: " . mysqli_connect_error());
 }
 
 
-$query = mysqli_query($conn, 'SELECT * FROM tbl_cabinet');
-
-
-//Register component on container
-$container['view'] = function ($container) {
-    $view = new \Slim\Views\Twig('./templates', [
-//        'cache' => 'home/pi/PADs/web/cache'
+		//Register component on container
+	$container['view'] = function ($container) {
+    	$view = new \Slim\Views\Twig('./templates', [
+		//'cache' => 'home/pi/PADs/web/cache'
         'cache' => false
     ]);
 
@@ -56,41 +52,70 @@
         $container['request']->getUri()
     ));
 
-    return $view;
-};
+    	return $view;
+	};
 
-// Render Twig template in route
-$app->get('/event/{id}', function ($request, $response, $args) {
+	// Render Twig template in route
+	$app->get('/event/{id}', function ($request, $response, $args) {
 
-	$conn= mysqli_connect("localhost", "root", "password", "pads_db")//creates connection!>
+	$conn= mysqli_connect("localhost", "root", "password", "pads_db", "3306")//creates connection!>
 				or die ("Sorry -  could not connect to MySQL");
 
-	$result = mysqli_query($conn, 'SELECT * FROM tbl_cabinet'); //takes everything from tbl_cabinet, assigns to value $query!>
-
-	$tplArray = array(); 
+	$query = "SELECT cabs.id, cabs.location, cabs.postcode, SUBTIME(CURRENT_TIMESTAMP(),'1:02:00') cut_off_time,
+		COALESCE(
+	   	(SELECT stats.door_open
+	    	FROM tbl_status stats
+	    	WHERE stats.cabinet_id = cabs.id ORDER BY stats.last_update DESC LIMIT 1) , 'Not available') door_open,
+		COALESCE(
+	   	(SELECT stats.defib_removed
+	    	FROM tbl_status stats
+	    	WHERE stats.cabinet_id = cabs.id ORDER BY stats.last_update DESC LIMIT 1) , 'Not available') defib_removed,
+		COALESCE(
+			(SELECT stats.alarm_status
+				FROM tbl_status stats
+				WHERE stats.cabinet_id = cabs.id ORDER BY stats.last_update DESC LIMIT 1) , 'Not available') alarm_status,
+		COALESCE(
+			(SELECT stats.temp_status
+				FROM tbl_status stats
+				WHERE stats.cabinet_id = cabs.id ORDER BY stats.last_update DESC LIMIT 1) , 'Not available') temp_status,
+		COALESCE(
+	   	(SELECT stats.last_update
+	    	FROM tbl_status stats
+	    	WHERE stats.cabinet_id = cabs.id ORDER BY stats.last_update DESC LIMIT 1) , 'Not available') last_update
+		FROM tbl_cabinets cabs
+		ORDER BY cabs.id ASC";
+
+	$result = mysqli_query($conn, $query); //takes everything from tbl_cabinet, assigns to value $query!>
+
+	$tplArray = array();
 	while ( $row = mysqli_fetch_array ( $result ) )
 	{
-	    $tplArray[] = array (
-		 'id' => $row ['id'],
-		 'name' => $row ['name'] 
-	    );
+		$door_open = (boolval($row['door_open']) ? 'Open' : 'Closed');
+
+		$temp_status = ($row['temp_status']."°C");
+
+		if ($row ['defib_removed'] == 1)	{
+			$defib_status = "Unavailable";
+		} elseif ($row ['alarm_status'] == 1) {
+			$defib_status = "Fault";
+		} else {
+			$defib_status = "Available";
+		}
+		// ------------------------------------------------------------------------
+		$tplArray[] = array (
+			'id' => $row ['id'],
+			'location' => $row ['location'],
+			'postcode'=>$row['postcode'],//gets fields from 'select *' to pass to html to display + gives data names
+			'door_status'=>$door_open,
+			'defib_status'=>$defib_status,
+			'last_update'=>$row['last_update'],
+			'cut_off_time'=>$row['cut_off_time'],
+			'temp_status'=>$temp_status
+	 	);
 	}
 
-
     return $this->view->render($response, 'sample.html', //calls sample.html
         array('cabinets' => $tplArray)); //   'id' => $args['id'] ]);
 });
 
 $app->run();
-
-$app->get('/hello/{name}', function($request, $response, $args) {
-	return $response->write("Hello ".$args['name']);
-});
-
-$app->get('/bye/{name}', function($request, $response, $args) {
-	return $response->write("Bye ".$args['name']);
-});
-
-
-
-?>