Added files

Bennett Events Portal.py

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+'''
+Bennett Events Portal
+
+Hitesh Nair
+E18CSE064
+hello@hiteshnair.com
+
+'''
+
+# importing required libraries and modules
+from flask import Flask, render_template
+from flask_wtf import FlaskForm
+from wtforms import StringField, SelectField
+from wtforms.fields.html5 import DateField
+import firebase_admin
+from firebase_admin import credentials
+from firebase_admin import firestore
+import datetime
+import sendgrid
+import os
+from sendgrid.helpers.mail import *
+
+#authentication of firestore credentials
+cred = credentials.Certificate('bennettra-f6176-39124368e57f.json')
+firebase_admin.initialize_app(cred)
+
+#defining what date 'today' is
+todaydate = datetime.datetime.today().strftime('%Y-%m-%d')
+
+#initializing firestore
+db = firestore.client()
+
+#initializing Flask
+app = Flask(__name__)
+app.config['SECRET_KEY'] = 'bennettsecret'
+
+#a function to count the number of events on a given date, with 'today' as default date
+def numofEvents(date_events = todaydate):
+    dates_ref = db.collection(date_events)
+    totevents = dates_ref.get()
+    c = 0
+    for i in totevents:
+        c+=1
+    return c
+
+#index page or main menu
+@app.route('/')
+def index():
+    global numevents
+    numevents = numofEvents()
+    return render_template('index.html', numevents = numevents) #renders index.html on screen
+
+#making a form for event details
+class EventForm(FlaskForm):
+
+    nameClub = StringField('Club Name')
+    nameEvent = StringField('Name of Event')
+    nameHall = StringField('Name of Hall')
+    eventDate = DateField('Date of Event')
+    eventTime = StringField('Time')
+    eventDetails = StringField('Event Details')
+
+#form event details page
+@app.route('/form', methods=['GET', 'POST'])
+def form():
+    form = EventForm()
+
+    if form.validate_on_submit():   #validating form data
+        return dbpush(form.nameClub.data,form.nameEvent.data,form.nameHall.data,form.eventDate.data,form.eventTime.data,form.eventDetails.data)
+    return render_template('form.html', form=form)  #in case of invalid data user will be presented with the form again
+
+#sending data to firestore and using SendGrid API to send email invitations
+def dbpush(nameClub,nameEvent,nameHall,eventDate,eventTime,eventDetails):
+
+    doc = db.collection(str(eventDate)).document(nameEvent)     #setting data in firestore
+    doc.set({
+    'Club': nameClub,
+    'Event': nameEvent,
+    'Venue': nameHall,
+    'Date': str(eventDate),
+    'Time': eventTime,
+    'Details': eventDetails
+    })
+
+    sg = sendgrid.SendGridAPIClient(apikey='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')     #sending emails
+    from_email = Email("events@bennett")
+    to_email = Email("hn5298@bennett.edu.in")
+    subject = nameEvent+" at Bennett"
+    mailtext = nameClub+" is hosting "+ nameEvent+" on "+str(eventDate)+" at "+eventTime+", venue: "+nameHall+". Details of the event: "+eventDetails+""".
+
+    Looking forward to seeing you there.
+
+    - Bennett Events Portal."""
+    content = Content("text/plain", mailtext)
+    mail = Mail(from_email, subject, to_email, content)
+    response = sg.client.mail.send.post(request_body=mail.get())
+
+    #display success page
+    return render_template('success.html')
+
+
+#input field that allows picking a date through an interactive calendar
+class DateViewForm(FlaskForm):
+    pickdate = DateField("Choose date")
+
+#form to pick a date
+@app.route('/dateview', methods=['GET', 'POST'])
+def dateview():
+    dateform = DateViewForm()
+    if dateform.validate_on_submit():
+        return display(str(dateform.pickdate.data))
+    return render_template('dateview.html', form = dateform)
+
+
+#displaying all events on a given date
+@app.route('/display', methods=['GET', 'POST'])
+def display(date_events = todaydate):
+    dates_ref = db.collection(date_events)
+    events = dates_ref.get()
+    eventscopy = dates_ref.get()
+    numevents = numofEvents(date_events)
+    if(numevents==0):
+        return render_template('display.html', eventdata = 'empty') #display 'no events on this date' page
+    else:
+        return render_template('display.html', eventdata = events)
+
+
+if __name__ == '__main__':
+    app.run(debug=False)        #setting Flask to production mode

dateview.html

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+<html>
+<head>
+<title>Post Invites</title>
+<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
+
+</head>
+<body>
+
+  <div class="container"><center>
+<h1>Bennett Event Board - See events on a specific date</h1>
+</center></div>
+
+<br><br>
+<div class = "container"> <center>
+<form method="POST" action="{{ url_for('dateview') }}">
+    {{ form.csrf_token }}
+
+  <p>
+    {{ form.pickdate.label }}
+    {{ form.pickdate }} </p>
+
+<p>
+    <input type="submit" value="Submit" class="btn btn-info" role="button"> </p>
+  </center>  </div>
+</form>
+</body>
+</html>

display.html

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+<html>
+  <head>
+    <title>Bennett Events Board</title>
+    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
+
+  </head>
+
+  <body>
+<div class="container">
+{% if eventdata is string %}
+<h2>There are no events on this date.<br>
+  <a href={{ url_for('dateview') }} class="btn btn-info" role="button">Try another date</a> </div>
+
+{% else %}
+<h4>
+<div class = "container">
+
+{% for event in eventdata %}
+<div class = "section">
+
+<p>
+Club: {{ event.to_dict().get('Club') }} <br>
+<br>
+What: {{ event.to_dict().get('Event') }} <br>
+<br>
+When: {{ event.to_dict().get('Date') }},<b> at </b>{{ event.to_dict().get('Time') }} <br>
+<br>
+Where: {{ event.to_dict().get('Venue') }} <br>
+<br>
+Details: {{ event.to_dict().get('Details') }} <br>
+<br>
+</p>
+</div>
+<br><br>
+{% endfor %}
+</div>
+
+<div class="container"><a href={{ url_for('dateview') }} class="btn btn-info" role="button">Try another date</a></p>
+  <div class="container"><a href={{ url_for('index') }} class="btn btn-primary" role="button">Main Menu</a></p></div></div>
+</h4>
+{% endif %}
+
+  </body>
+  </html>

form.html

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+<html>
+<head>
+<title>Post Invites</title>
+<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
+</head>
+<body>
+<div class = "container">
+<h1>Bennett Events Portal - New Event</h1>
+<p><h4>Ahoy, host. Welcome to the invites dashboard. With the Bennett Events Portal, hosting an event in Bennett is quicker and easier than ever before.
+Just fill in the details, and we'll take care of the PR. So that you can focus on more important stuff. Like arranging snacks.
+</h4></div><br>
+<div class = "container"><center>
+<form method="POST" action="{{ url_for('form') }}">
+    {{ form.csrf_token }}
+
+    {{ form.nameClub.label }}
+    {{ form.nameClub }}
+    <br><br>
+    {{ form.nameEvent.label }}
+    {{ form.nameEvent }}
+    <br><br>
+    {{ form.nameHall.label }}
+    {{ form.nameHall }}
+    <br><br>
+    {{ form.eventDate.label }}
+    {{ form.eventDate }}
+    <br><br>
+    {{ form.eventTime.label }}
+    {{ form.eventTime }}
+    <br><br>
+    {{ form.eventDetails.label }}
+    {{ form.eventDetails }}
+    <br><br>
+
+    <input type="submit" value="Submit" class="btn btn-info" role="button">
+</form>
+</center></div>
+</body>
+</html>

index.html

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+<html>
+  <head>
+    <title>Bennett Events Portal</title>
+
+    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
+  </head>
+
+  <body>
+    <div class="container jumbotron"><center>
+    <h1>Bennett Events Portal</h1></center>
+    </div>
+
+    <center>
+<div class="row container"> <div class="col">
+      <a href="{{ url_for('form') }}" class="btn btn-info" role="button">Post a new event</a>
+<p><br></p>
+</div><div class="col">
+      <a href="{{ url_for('display') }}" class="btn btn-primary" role="button">View today's events</a><br>
+      <p>There are {{ numevents }} events today.</p>
+</div><div class="col">
+      <br>
+      <a href="{{ url_for('dateview') }}" class="btn btn-primary" role="button">View other events</a>
+</div></div></center>
+
+  </body>
+</html>

requirements.txt

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+Flask
+google-api-python-client
+flask_wtf
+wtforms
+firebase_admin
+datetime
+sendgrid
+google-cloud-firestore

success.html

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+<html>
+  <head>
+    <title>Success</title>
+    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
+
+  </head>
+
+  <body>
+    <div class="jumbotron"><center>
+    <h1>Success.</h1>
+  </div></center>
+
+    <div class="container"><center>
+      <a href="{{ url_for('index') }}" class="btn btn-info" role="button">Back to Main Menu</a>
+      <a href="{{ url_for('form') }}" class="btn btn-info" role="button">Add another event</a>
+      </center>
+    </div>
+
+
+
+  </body>
+</html>