Submission for front-end, back-end and database challenges

challenges/backend/server.py

@@ -0,0 +1,54 @@
+from flask import Flask, request
+from flask_restful import Resource,Api,reqparse, abort
+import requests
+
+app = Flask(__name__)
+api = Api(app)
+
+NUMBERLIST = {"list":[]}
+
+class ListProcess(Resource):
+	def get(self):
+		#Sort before returning
+		if(len(NUMBERLIST['list']) > 0):
+			NUMBERLIST['list'].sort()
+			return NUMBERLIST
+		else:
+			abort(404, message="No lists found.")
+
+	def post(self):
+		numlist = str(request.data).strip()
+		numlist = numlist.split(sep=',')
+		templist = []
+		if(len(numlist) == 500):
+			allnumbers = True
+			for entry in numlist:
+				entry = entry.replace('b\'','')
+				entry = entry.replace('\'','')
+				if(entry.isdigit() == False):
+					allnumbers = False
+				else:
+					templist.append(int(entry))
+			if(allnumbers == True):
+				NUMBERLIST['list'] = templist
+				return NUMBERLIST
+			else:
+				abort(400,message="Bad input. All entries must be numbers.")
+		else:
+			abort(400, message="Bad input. Length must be 500.")
+
+	def patch(self):
+		entry = str(request.data).strip()
+		entry = entry.replace('b\'', '')
+		entry = entry.replace('\'', '')
+		if(entry.isdigit()):
+			NUMBERLIST['list'].append(int(entry))
+			NUMBERLIST['list'].sort()
+			return NUMBERLIST
+		else:
+			abort(400,message="Bad input. All entries must be numbers.")
+
+api.add_resource(ListProcess, "/data/",endpoint='data')
+
+if __name__ == '__main__':
+	app.run(host='0.0.0.0', port=5000, debug=True)

challenges/backend/tester.py

@@ -0,0 +1,16 @@
+import requests
+import random
+payload = ''
+for i in range(499):
+	temp = random.randint(0,500)
+	payload = payload + str(temp) + ','
+payload = payload + str(random.randint(0,500))
+patchload = str(random.randint(0,500))
+r=requests.get("http://localhost:5000/data/")
+print("get", r.text)
+r=requests.post("http://localhost:5000/data/",data=payload)
+print("post",r.text)
+r=requests.get("http://localhost:5000/data/")
+print("get", r.text)
+r=requests.patch("http://localhost:5000/data/",data=patchload)
+print("patch", r.text)

challenges/database/database.py

@@ -0,0 +1,30 @@
+import sqlite3
+import sys
+#This program should only be run once to construct the database.
+if(len(sys.argv) == 2): 
+	handle = sys.argv[1]
+	con = sqlite3.connect(handle)
+	cur = con.cursor()
+	query = '''CREATE TABLE record
+			(id smallint,
+			basic int,
+			advanced int,
+			plan bool,
+			PRIMARY KEY(id))'''
+	print(query)
+	cur.execute(query)
+	query = '''CREATE TABLE customer
+			(name varchar(20),
+			email varchar(50),
+			workphone varchar(20),
+			cellphone varchar(20),
+			address tinytext,
+			order_id smallint,
+			PRIMARY KEY(name,email),
+			FOREIGN KEY(order_id) REFERENCES record(id))'''
+	print(query)
+	cur.execute(query)
+	con.commit()
+	con.close()
+else:
+	print("Expected input: python3 database.py <database file>")

challenges/database/db_migrate.py

@@ -0,0 +1,40 @@
+import sqlite3
+import json
+import sys
+json_dict = {}
+if(len(sys.argv) == 3):
+	with open (sys.argv[1], 'r') as handle:
+		json_dict = json.load(handle)
+	con = sqlite3.connect(sys.argv[2])
+	cur = con.cursor()
+	values = ('(' + str(json_dict['record_id']) + ',' + 
+		str(json_dict['basic_order']) + ',' + 
+		str(json_dict['advanced_order']) + ',' + 
+		str(int(json_dict['protection_plan'])) + ')')
+	query = "INSERT INTO record " + values
+	print(query)
+	#This is the query, but doing this directly is insecure. Instead, we do this:
+	cur.execute("INSERT INTO record values (?,?,?,?)",(
+	 json_dict['record_id'],
+	 json_dict['basic_order'],
+	 json_dict['advanced_order'],
+	 int(json_dict['protection_plan'])))
+	values = ('(\'' + json_dict['name'] + '\',\'' +
+		json_dict['email'] + '\',\'' + 
+		json_dict['work'] + '\',\'' + 
+		json_dict['cell'] + '\',\'' + 
+		json_dict['address'] + '\',' + 
+		str(json_dict['record_id']) + ')') 
+	query = "INSERT INTO custormer " + values 
+	print(query)
+	cur.execute("INSERT INTO customer values (?,?,?,?,?,?)",(
+	 json_dict['name'],
+	 json_dict['email'],
+	 json_dict['work'],
+	 json_dict['cell'],
+	 json_dict['address'],
+	 json_dict['record_id']))
+	con.commit()
+	con.close()
+else:
+	print("Expected input: python3 db_migrate.py <json file> <database file>")

challenges/database/record.json

@@ -0,0 +1 @@
+{"record_id": 1234, "name": "Joe Smith", "cell": "405.868.5309", "work": "123.123.1234", "email": "[email protected]", "address": "123 Vic Way, Dallas TX 75001", "basic_order": 37, "advanced_order": 12, "protection_plan": true}

challenges/frontend/frontend.html

@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="UTF-8">
+<link rel="icon" type="image/png" href="favicon.png">
+<script src="https://www.google.com/recaptcha/api.js"></script>
+</head>
+<body>
+<h2>Erik's HTML Company</h2>
+<h3>Contact Us</h3>
+<form 	id="contact-form" onsubmit="onSubmit()">
+
+	<label for="fname">First Name</label><br>
+	<input type="text" id="fname" name="fname" value=""><br>
+	<label for="lname">Last Name</label><br>
+	<input type="text" id="lname" name="lname" value=""><br>
+	<label for="pnum">Phone Number</label><br>
+	<input type="text" id="pnum" name="pnum" value=""><br>
+</form>
+<script>
+	function onSubmit(token)
+	{
+		console.log("Results");
+		document.getElementById("contact-form").submit();
+		console.log("First Name:" + document.getElementById("fname").value);
+		console.log("Last Name:" + document.getElementById("lname").value);
+		console.log("Phone Number:" + document.getElementById("pnum").value);
+	}
+</script>
+<button type="submit" form="contact-form" value="submit">Submit</button>
+</body>
+</html>