MongoDB

iotweb/app.py

+from flask import Flask , render_template
+import os
+import math
+from src import User
+
+app = Flask(__name__)
+basename = '/iotcloud'
+     
+@app.route(basename+'/hello')
+def hello_world():
+   d = {
+      "username": "justin",
+      "env": "labs",
+      "avatar": "https://media.licdn.com/dms/image/D5603AQGqSYfbrnkjcw/profile-displayphoto-shrink_200_200/0/1694890248719?e=1720051200&v=beta&t=M6ZsyUoBIQ8fpaswZe6aCld0oOmrala4dKPRt2m4v98"
+   }
+   return render_template('helloworld.html', data = d)
+
+@app.route(basename+'/')
+def home():
+   return "<h1> Welcome to IoT Cloud </h1>"
+
+@app.route(basename + '/whoami')
+def whoami():
+   return os.popen('whoami').read()
+
+
+if __name__ == '__main__':
+   app.run(host = '0.0.0.0' , port = '7000' , debug = True )
+            

iotweb/config.json

+{
+    "mongodb_connection_string": "mongodb://Justin_Mass:Amutha%401981@mongodb.selfmade.ninja:27017/?authSource=users"
+}
\ No newline at end of file

iotweb/examples/mongodb/test.py

+from pymongo import MongoClient
+
+client = MongoClient('mongodb://Justin_Mass:Amutha%401981@mongodb.selfmade.ninja:27017/?authSource=users')
+
+db = client.Justin_Mass_iotcloud
+# db = client['Justin_Mass_iotcloud'] alternate way
+
+result = db.test.find_one({
+  "username": "Justin"  
+})
+
+print(result)
\ No newline at end of file

iotweb/examples/rabbitmq/simple_consumer.py

+
+import pika
+def callback(ch, method, properties, body): 
+    print(" [ X ] Received % r " % body )   
+
+credentials = pika.PlainCredentials('Justin', 'Justin@Saran2001')
+parameters = pika.ConnectionParameters('rabbitmq.selfmade.ninja',
+                                       5672,
+                                       'justinmass2001_Amutha',
+                                       credentials)
+
+connection = pika.BlockingConnection(parameters)
+channel = connection.channel()
+channel.queue_declare(queue='my_first_queue')
+channel.basic_consume(queue='my_first_queue',
+                      auto_ack=True,
+                      on_message_callback=callback)
+print(' [*] Waiting for messages. To exit press CTRL+C')
+channel.start_consuming()
\ No newline at end of file

iotweb/examples/rabbitmq/simple_consumer2.py

+
+import pika
+def callback(ch, method, properties, body): 
+    print(" [ X ] Received % r " % body )
+
+credinsials = pika.PlainCredentials('Justin', 'Justin@Saran2001')
+parameters = pika.ConnectionParameters('rabbitmq.selfmade.ninja',
+                                       5672,
+                                       'justinmass2001_Amutha',
+                                       credinsials)
+
+connection = pika.BlockingConnection(parameters)
+channel = connection.channel()
+channel.queue_declare(queue='my_first_queue')
+channel.basic_consume(queue='my_first_queue',
+                      auto_ack=True,
+                      on_message_callback=callback)
+print(' [*] Waiting for messages. To exit press CTRL+C')
+channel.start_consuming()
\ No newline at end of file

iotweb/examples/rabbitmq/simple_producer.py

+import pika
+import random
+from time import sleep
+
+# Uses AMQP protocol to communicate with RabbitMQ server.
+
+credentials = pika.PlainCredentials('Justin', 'Justin@Saran2001') # username and password for pubuser.
+parameters = pika.ConnectionParameters('rabbitmq.selfmade.ninja', # host name of the RabbitMQ server.
+                                       5672,                      # port number of the RabbitMQ server.
+                                       'justinmass2001_Amutha',   # virtual host name of the RabbitMQ server.
+                                       credentials)
+connection = pika.BlockingConnection(parameters)
+channel = connection.channel()
+channel.queue_declare(queue='my_first_queue') # declare a first consumer queue.
+channel.queue_declare(queue='my_second_queue') # declare a second consumer queue.
+
+while True:
+    message = str(random.random())
+    channel.basic_publish(exchange='',
+                        routing_key='my_first_queue',
+                        body='Hello World!')
+    print(" [x] Sent '{}'".format(message)) 
+    sleep(1)
+#    connection.close()
+    
\ No newline at end of file

iotweb/src/User.py

+import pymongo
+class User:
+    def __init__(self, id):
+        print("Init user with {}".format(id))
\ No newline at end of file

iotweb/src/__init__.py

+
+
+def get_config(key):
+    config_file = "/home/justinmass2001/iotproject/iotweb/config.json" # always use absolute path example use full path call pwd, 
+                                                                       # not use relative path example ../
+
+    file = open(config_file, "r")
+    print(file.read())
\ No newline at end of file

iotweb/templates/helloworld.html

+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <title>viewer JS Template </title>
+    <!-- <link rel="image" href="image/python.png"> -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-QWTKZyjpPEjISv5WaRU9OFeRpok6YctnYmDr5pNlyT2bRjXh0JMhjY6hW+ALEwIH" crossorigin="anonymous">
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/viewerjs/1.11.7/viewer.css" integrity="sha512-9NawOLzuLE2GD22PJ6IPWXEjPalb/FpdH1qMpgXdaDM+0OfxEV75ZCle6KhZi0vM6ZWvMrNnIZv6YnsL+keVmA==" crossorigin="anonymous" referrerpolicy="no-referrer" />
+    <link rel="icon" href="image/logo.png">
+	
+    <style>
+		
+		img {
+			width: 150px;
+			height: 150px;
+		}
+	</style>
+  </head>
+  <body>
+		<div class="container">
+
+			<div class="alert alert-success" role="alert">
+				Welcome {{ data.username }} , you are in {{ data.env }}
+			</div>
+			<!-- class called row and collum -->
+			<div class="container">
+				<div class="row">
+					<div class="col-auto">
+						<button class="btn btn-primary" style="margin-bottom: 20px;">Add Devices</button> 
+					</div>
+				</div>
+				<div class="row">
+				  <div class="col">
+					<!-- class for card-1 -->
+					<div class="card text-center">
+						<div class="card-header">
+								Raspberry Camera 2
+						</div>
+						<div class="card-body">
+								<h5 class="card-title">Special title treatment</h5>
+								<p class="card-text">With supporting text below as a natural lead-in to additional content.</p>
+								<button id="raspi-cam-1" class="btn btn-primary raspi-cm-viewer">View Captures</a>
+						</div>
+						<div class="card-footer text-muted">
+								2 days ago
+						</div>
+					</div>
+				</div>
+				<div class="col">
+					<!-- class for card-2 -->
+					<div class="card text-center">
+						<div class="card-header">
+								Selfmade Ninja Academy Lab
+						</div>
+						<div class="card-body">
+							<h5 class="card-title">Special title treatment</h5>
+							<p class="card-text">Click To the Open button to View live Site. Access detailed captures and ensure the.</p>
+							<button id="raspi-cam-2" class="btn btn-primary raspi-cm-viewer">Open</a>
+						</div>
+						<div class="card-footer text-muted">
+							2 days ago
+						</div>
+					</div>
+				</div>
+				<div class="col">
+					<!-- class for card-3 -->
+					<div class="card text-center">
+						<div class="card-header">
+						  	Raspberry Camera 3
+						</div>
+						<div class="card-body">
+							<h5 class="card-title">Special title treatment</h5>
+							<p class="card-text">This is a simple card with some text content. You can add more details here</p>
+							<a href="raspi-cam-3" class="btn btn-primary raspi-cam-viewer">View Captures</a>
+							</div>
+						<div class="card-footer text-muted">
+						  	2 days ago
+						</div>
+					  </div>
+				  </div>
+				</div>
+			  </div>
+			
+			      <ul id="images" style="display: none;">
+				
+				<li><img src="https://th.bing.com/th/id/OIP.d7XoYXNNdLcexb9E1xehCAHaEK?w=278&h=180&c=7&r=0&o=5&dpr=1.3&pid=1.7" alt="Picture 1"></li> <br>
+				<li><img src="https://th.bing.com/th/id/OIP.TldVfnF-trAnn4FNSJ42RAHaEK?w=324&h=182&c=7&r=0&o=5&dpr=1.3&pid=1.7" alt="Picture 2"></li> <br>
+				<li><img src="https://th.bing.com/th/id/OIP.ysjV0sgOseoA-KELS-qr_AHaEK?w=320&h=180&c=7&r=0&o=5&dpr=1.3&pid=1.7" alt="Picture 3"></li> <br>
+				
+				<li><img src="{{ data.avater }}" alt="Picture 1"></li> <!-- my github profile picture. -->
+				
+    
+	<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.7.1/jquery.min.js" integrity="sha512-v2CJ7UaYy4JwqLDIrZUI/4hqeoQieOmAZNXBeQyjo21dadnwR+8ZaIJVT8EE2iyI61OV8e6M8PP2/4hpQINQ/g==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
+      <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js" integrity="sha384-YvpcrYf0tY3lHB60NNkmXc5s9fDVZLESaAA55NDzOxhy9GkcIdslK1eN7N6jIeHz" crossorigin="anonymous"></script>
+	<script src="https://cdn.jsdelivr.net/npm/@popperjs/core@2.11.8/dist/umd/popper.min.js" integrity="sha384-I7E8VVD/ismYTF4hNIPjVp/Zjvgyol6VFvRkX/vR+Vc4jQkC+hVqc2pM8ODewa9r" crossorigin="anonymous"></script>
+	<script src="https://cdnjs.cloudflare.com/ajax/libs/viewerjs/1.11.7/viewer.min.js" integrity="sha512-lZD0JiwhtP4UkFD1mc96NiTZ14L7MjyX5Khk8PMxJszXMLvu7kjq1sp4bb0tcL6MY+/4sIuiUxubOqoueHrW4w==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
+	<script src="https://cdnjs.cloudflare.com/ajax/libs/viewerjs/1.11.7/viewer.common.js" integrity="sha512-LlQl0sFUcI1vIDM7mJLlc6a8ED/7OodBOExKGh93wuOhftpuR+LqrihUhDERtnX526QoQqqKWxg6BpMjEibyMw==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
+	
+	<script>
+		// View an image.
+		// const viewer = new Viewer(document.getElementById('images'), {
+		// 	loop: false,
+		// 	interval: 500,
+		// 	shown: function(event){
+		// 		console.log(event);
+		// 		console.log("shown")
+		// 	},
+		// 	show: function(event){
+		// 		console.log(event);
+		// 		console.log("began to show");
+		// 	}
+		// });
+		function apiCall(){
+			// Do network calls and fetch more images.
+			return `
+				<li><img src="https://th.bing.com/th/id/OIP.d7XoYXNNdLcexb9E1xehCAHaEK?w=278&h=180&c=7&r=0&o=5&dpr=1.3&pid=1.7" alt="Picture 1" /></li> 
+				<li><img src="https://th.bing.com/th/id/OIP.TldVfnF-trAnn4FNSJ42RAHaEK?w=324&h=182&c=7&r=0&o=5&dpr=1.3&pid=1.7" alt="Picture 2" /></li> 
+				<li><img src="https://th.bing.com/th/id/OIP.ysjV0sgOseoA-KELS-qr_AHaEK?w=320&h=180&c=7&r=0&o=5&dpr=1.3&pid=1.7" alt="Picture 3" /></li> 
+				<li><img src="https://th.bing.com/th/id/OIP.d7XoYXNNdLcexb9E1xehCAHaEK?w=278&h=180&c=7&r=0&o=5&dpr=1.3&pid=1.7" alt="Picture 1" /></li> 
+				<li><img src="https://th.bing.com/th/id/OIP.TldVfnF-trAnn4FNSJ42RAHaEK?w=324&h=182&c=7&r=0&o=5&dpr=1.3&pid=1.7" alt="Picture 2" /></li> 
+				<li><img src="https://th.bing.com/th/id/OIP.ysjV0sgOseoA-KELS-qr_AHaEK?w=320&h=180&c=7&r=0&o=5&dpr=1.3&pid=1.7" alt="Picture 3" /></li> 
+			`
+		}
+
+		const images = document.getElementById('images');
+		const viewer = new Viewer(images, {
+			loop: true,
+			interval: 500,
+			view: function(event){
+				console.log((event.detail.index + 1 ) + " / " + viewer.length);
+				var cur_image = event.detail.index + 1;
+				var length = viewer.length;
+				var leftover = 1;
+                
+				if(length - cur_image <= leftover){
+                    console.log("now we can add more images");
+					$(images).append(apiCall());
+					viewer.update();
+
+				}
+			}
+		});
+
+		$('#raspi-cam-1').on('click', function(e){
+			viewer.show();
+		});
+
+        // click to go this website page.
+        function openSite(){
+            window.open('http://labs.selfmade.ninja', '_blank');
+        }
+
+        $('#raspi-cam-2').on('click', openSite);
+
+	</script>
+  </body>
+</html>
\ No newline at end of file

iotweb/test.py

+from src import get_config
+
+print(get_config('mongodb_connection_string'))

iotweb/viewer.py

+
+from flask import Flask, render_template
+import os
+import subprocess # for whoami
+
+app = Flask(__name__, template_folder='templates')
+basename = "/helloworld"
+
+def whoami():
+    return subprocess.check_output('whoami').decode('utf-8')
+
+@app.route(basename+'/')
+def helloworld():
+    
+    d = {
+        "username": whoami().strip(),
+        "env": "Development",
+        "avater": "https://git.selfmade.ninja/uploads/-/system/user/avatar/7411/avatar.png?width=800"
+    }
+    
+    return render_template('helloworld.html', data=d )
+
+if __name__ == '__main__':
+    app.run(debug=True)