Files
notifications-admin/app/main/views/send.py
Chris Hill-Scott 2912ea1806 Increase number of rows shown
We probably shouldn’t hide the contents of the CSV when people are just
testing the app, or if they’re starting off with small jobs.

A limit of 15 rows displayed was awkwardly on the cusp between just
testing and sending a small batch.

This commit increases the limit to 50; I reckon that over 50 recipients
no-one will be wanting to check them all individually.
2016-04-08 10:55:24 +01:00

298 lines
10 KiB
Python

import csv
import io
import json
import uuid
import itertools
from contextlib import suppress
from flask import (
request,
render_template,
redirect,
url_for,
flash,
abort,
session,
current_app
)
from flask_login import login_required, current_user
from utils.template import Template
from utils.recipients import RecipientCSV, first_column_heading, validate_and_format_phone_number
from app.main import main
from app.main.forms import CsvUploadForm
from app.main.uploader import (
s3upload,
s3download
)
from app import job_api_client, service_api_client, current_service, user_api_client
from app.utils import user_has_permissions, get_errors_for_csv
def get_send_button_text(template_type, number_of_messages):
if 1 == number_of_messages:
return {
'email': 'Send 1 email',
'sms': 'Send 1 text message'
}[template_type]
else:
return {
'email': 'Send {} emails',
'sms': 'Send {} text messages'
}[template_type].format(number_of_messages)
def get_page_headings(template_type):
return {
'email': 'Email templates',
'sms': 'Text message templates'
}[template_type]
def get_example_csv_rows(template, number_of_rows=2):
return [
[
{
'email': current_user.email_address,
'sms': validate_and_format_phone_number(
current_user.mobile_number, human_readable=True
)
}[template.template_type]
] + [
"{} {}".format(header, i) for header in template.placeholders
]
for i in range(1, number_of_rows + 1)
]
@main.route("/services/<service_id>/send/<template_type>", methods=['GET'])
@login_required
@user_has_permissions('view_activity',
'send_texts',
'send_emails',
'manage_templates',
'manage_api_keys',
admin_override=True, any_=True)
def choose_template(service_id, template_type):
if template_type not in ['email', 'sms']:
abort(404)
return render_template(
'views/choose-template.html',
templates=[
Template(
template,
prefix=current_service['name']
) for template in service_api_client.get_service_templates(service_id)['data']
if template['template_type'] == template_type
],
template_type=template_type,
page_heading=get_page_headings(template_type)
)
@main.route("/services/<service_id>/send/<int:template_id>", methods=['GET', 'POST'])
@login_required
@user_has_permissions('send_texts', 'send_emails', 'send_letters')
def send_messages(service_id, template_id):
template = Template(
service_api_client.get_service_template(service_id, template_id)['data'],
prefix=current_service['name']
)
form = CsvUploadForm()
if form.validate_on_submit():
try:
upload_id = str(uuid.uuid4())
s3upload(
upload_id,
service_id,
{
'file_name': form.file.data.filename,
'data': form.file.data.getvalue().decode('utf-8')
},
current_app.config['AWS_REGION']
)
session['upload_data'] = {
"template_id": template_id,
"original_file_name": form.file.data.filename
}
return redirect(url_for('.check_messages',
service_id=service_id,
upload_id=upload_id,
template_type=template.template_type))
except ValueError as e:
flash('There was a problem uploading: {}'.format(form.file.data.filename))
flash(str(e))
return redirect(url_for('.send_messages', service_id=service_id, template_id=template_id))
return render_template(
'views/send.html',
template=template,
recipient_column=first_column_heading[template.template_type],
example=get_example_csv_rows(template),
form=form
)
@main.route("/services/<service_id>/send/<template_id>.csv", methods=['GET'])
@login_required
@user_has_permissions('send_texts', 'send_emails', 'send_letters', 'manage_templates', any_=True)
def get_example_csv(service_id, template_id, number_of_rows=2):
template = Template(service_api_client.get_service_template(service_id, template_id)['data'])
with io.StringIO() as output:
writer = csv.writer(output)
writer.writerows(
[
[first_column_heading[template.template_type]] +
list(template.placeholders)
] +
get_example_csv_rows(template, number_of_rows=number_of_rows)
)
return output.getvalue(), 200, {
'Content-Type': 'text/csv; charset=utf-8',
'Content-Disposition': 'inline; filename="{}.csv"'.format(template.name)
}
@main.route("/services/<service_id>/send/<template_id>/to-self", methods=['GET'])
@login_required
@user_has_permissions('send_texts', 'send_emails', 'send_letters')
def send_message_to_self(service_id, template_id):
template = Template(service_api_client.get_service_template(service_id, template_id)['data'])
filedata = {
'file_name': 'Test run',
'data': get_example_csv(service_id, template_id, number_of_rows=1)[0]
}
upload_id = str(uuid.uuid4())
s3upload(upload_id, service_id, filedata, current_app.config['AWS_REGION'])
session['upload_data'] = {"template_id": template_id, "original_file_name": filedata['file_name']}
return redirect(url_for('.check_messages',
upload_id=upload_id,
service_id=service_id,
template_type=template.template_type))
@main.route("/services/<service_id>/send/<template_id>/from-api", methods=['GET'])
@login_required
@user_has_permissions('manage_api_keys')
def send_from_api(service_id, template_id):
template = Template(
service_api_client.get_service_template(service_id, template_id)['data']
)
payload = {
"to": current_user.mobile_number,
"template": template.id,
"personalisation": {
placeholder: "{} 1".format(placeholder) for placeholder in template.placeholders
}
}
return render_template(
'views/send-from-api.html',
template=template,
payload=json.dumps(payload, indent=4)
)
@main.route("/services/<service_id>/<template_type>/check/<upload_id>", methods=['GET'])
@login_required
@user_has_permissions('send_texts', 'send_emails', 'send_letters')
def check_messages(service_id, template_type, upload_id):
if not session.get('upload_data'):
return redirect(url_for('main.choose_template', service_id=service_id, template_type=template_type))
users = user_api_client.get_users_for_service(service_id=service_id)
contents = s3download(service_id, upload_id)
if not contents:
flash('There was a problem reading your upload file')
template = service_api_client.get_service_template(
service_id,
session['upload_data'].get('template_id')
)['data']
template = Template(
template,
prefix=current_service['name']
)
recipients = RecipientCSV(
contents,
template_type=template.template_type,
placeholders=template.placeholders,
max_initial_rows_shown=50,
max_errors_shown=50,
whitelist=itertools.chain.from_iterable(
[user.mobile_number, user.email_address] for user in users
) if current_service['restricted'] else None
)
with suppress(StopIteration):
template.values = next(recipients.rows)
session['upload_data']['notification_count'] = len(list(recipients.rows))
session['upload_data']['valid'] = not recipients.has_errors
return render_template(
'views/check.html',
recipients=recipients,
template=template,
page_heading=get_page_headings(template.template_type),
errors=get_errors_for_csv(recipients, template.template_type),
rows_have_errors=any(recipients.rows_with_errors),
count_of_recipients=session['upload_data']['notification_count'],
count_of_displayed_recipients=(
len(list(recipients.initial_annotated_rows_with_errors))
if any(recipients.rows_with_errors) else
len(list(recipients.initial_annotated_rows))
),
original_file_name=session['upload_data'].get('original_file_name'),
send_button_text=get_send_button_text(template.template_type, session['upload_data']['notification_count']),
upload_id=upload_id,
form=CsvUploadForm()
)
@main.route("/services/<service_id>/<template_type>/check/<upload_id>", methods=['POST'])
@login_required
@user_has_permissions('send_texts', 'send_emails', 'send_letters')
def recheck_messages(service_id, template_type, upload_id):
if not session.get('upload_data'):
return redirect(url_for('main.choose_template', service_id=service_id, template_type=template_type))
return send_messages(service_id, session['upload_data'].get('template_id'))
@main.route("/services/<service_id>/start-job/<upload_id>", methods=['POST'])
@login_required
@user_has_permissions('send_texts', 'send_emails', 'send_letters')
def start_job(service_id, upload_id):
upload_data = session['upload_data']
if request.files or not upload_data.get('valid'):
# The csv was invalid, validate the csv again
return send_messages(service_id, upload_data.get('template_id'))
session.pop('upload_data')
job_api_client.create_job(
upload_id,
service_id,
upload_data.get('template_id'),
upload_data.get('original_file_name'),
upload_data.get('notification_count')
)
return redirect(
url_for('main.view_job', job_id=upload_id, service_id=service_id)
)