Add user directory on registration

app/auth/views.py

 from app import db
 from app.email import send_email
 from app.models import User
-from flask import flash, redirect, render_template, request, url_for
+from flask import (current_app, flash, redirect, render_template, request,
+                   url_for)
 from flask_login import current_user, login_required, login_user, logout_user
 from . import auth
 from .forms import (LoginForm, PasswordResetForm, PasswordResetRequestForm,
                     RegistrationForm)
+import os
 
 
 @auth.route('/login', methods=['GET', 'POST'])
@@ -46,14 +48,22 @@ def register():
                     username=form.username.data)
         db.session.add(user)
         db.session.commit()
-        token = user.generate_confirmation_token()
-        send_email(user.email,
-                   'Confirm Your Account',
-                   'auth/email/confirm',
-                   token=token,
-                   user=user)
-        flash('A confirmation email has been sent to you by email.')
-        return redirect(url_for('auth.login'))
+        dir = os.path.join(current_app.config['OPAQUE_STORAGE_DIRECTORY'],
+                           str(job.user_id), 'jobs', str(job.id))
+        try:
+            os.makedirs(dir)
+        except OSError:
+            flash('[ERROR]!')
+            user.delete()
+        else:
+            token = user.generate_confirmation_token()
+            send_email(user.email,
+                       'Confirm Your Account',
+                       'auth/email/confirm',
+                       token=token,
+                       user=user)
+            flash('A confirmation email has been sent to you by email.')
+            return redirect(url_for('auth.login'))
     return render_template('auth/register.html.j2',
                            form=form,
                            title='Register')