Added front end files.

front_end/dpath.py

+from flask import Flask, render_template, url_for, flash, redirect
+from flask import jsonify
+from flask import request
+import test_data_provider as provider
+import requests
+import urllib.request
+import os
+from werkzeug.utils import secure_filename
+
+
+app = Flask(__name__)
+
+UPLOAD_FOLDER = 'static/uploads/'
+ 
+app.secret_key = "secret key"
+app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER
+app.config['MAX_CONTENT_LENGTH'] = 1024 * 1024 * 1000 * 20 # 20 GB
+
+ALLOWED_EXTENSIONS = set(['png', 'jpg', 'jpeg', 'gif', 'tif'])
+ 
+def allowed_file(filename):
+    return '.' in filename and filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS
+
+@app.route('/')
+def home():
+    return render_template('home.html')
+
+@app.route('/', methods=['GET', "POST"])
+def upload_image():
+    if 'file' not in request.files:
+        flash('No file part')
+        return redirect(request.url)
+    file = request.files['file']
+    if file.filename == '':
+        flash('No image selected for uploading')
+        return redirect(request.url)
+    if file and allowed_file(file.filename):
+        filename = secure_filename(file.filename)
+        file.save(os.path.join(app.config['UPLOAD_FOLDER'], filename))
+        #print('upload_image filename: ' + filename)
+        flash('Image successfully uploaded.')
+        return render_template('home.html', filename=filename)
+    else:
+        flash('Allowed image types are - png, jpg, jpeg, gif, tif')
+        return redirect(request.url)
+
+@app.route('/display/<filename>')
+def display_image(filename):
+    #print('display_image filename: ' + filename)
+    return redirect(url_for('static', filename='uploads/' + filename), code=301)
+
+@app.route("/report/<int:report_id>")
+def get_report(report_id) :
+    return jsonify(provider.get_report(report_id))
+
+