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from flask import (Blueprint, g, render_template, redirect,
flash, url_for, request)
from flask.ext.babel import gettext
from flask.ext.login import login_required
from flask.ext.principal import Permission, RoleNeed
from web.lib.utils import redirect_url
from web.models import Role
from web.controllers import UserController, ArticleController, FeedController
from web.forms import InformationMessageForm, UserForm
from web import notifications
admin_bp = Blueprint('admin', __name__, url_prefix='/admin')
admin_permission = Permission(RoleNeed('admin'))
@admin_bp.route('/dashboard', methods=['GET', 'POST'])
@login_required
@admin_permission.require(http_exception=403)
def dashboard():
"""
Adminstrator's dashboard.
"""
form = InformationMessageForm()
if request.method == 'POST':
if form.validate():
try:
notifications.information_message(form.subject.data,
form.message.data)
except Exception as error:
flash(gettext(
'Problem while sending email: %(error)s', error=error),
'danger')
users = UserController().read()
return render_template('admin/dashboard.html',
users=users, current_user=g.user, form=form)
@admin_bp.route('/user/create', methods=['GET'])
@admin_bp.route('/user/edit/<int:user_id>', methods=['GET'])
@login_required
@admin_permission.require(http_exception=403)
def user_form(user_id=None):
if user_id is not None:
user = UserController().get(id=user_id)
form = UserForm(obj=user)
message = gettext('Edit the user <i>%(nick)s</i>', nick=user.nickname)
else:
form = UserForm()
message = gettext('Add a new user')
return render_template('/admin/create_user.html',
form=form, message=message)
@admin_bp.route('/user/create', methods=['POST'])
@admin_bp.route('/user/edit/<int:user_id>', methods=['POST'])
@login_required
@admin_permission.require(http_exception=403)
def process_user_form(user_id=None):
"""
Create or edit a user.
"""
form = UserForm()
user_contr = UserController()
if not form.validate():
return render_template('/admin/create_user.html', form=form,
message=gettext('Some errors were found'))
role_user = Role.query.filter(Role.name == "user").first()
if user_id is not None:
# Edit a user
user_contr.update({'id': user_id},
{'nickname': form.nickname.data,
'email': form.email.data,
'password': form.password.data,
'refresh_rate': form.refresh_rate.data})
user = user_contr.get(id=user_id)
flash(gettext('User %(nick)s successfully updated',
nick=user.nickname), 'success')
else:
# Create a new user
user = user_contr.create(nickname=form.nickname.data,
email=form.email.data,
password=form.password.data,
roles=[role_user],
refresh_rate=form.refresh_rate.data,
activation_key="")
flash(gettext('User %(nick)s successfully created',
nick=user.nickname), 'success')
return redirect(url_for('admin.user_form', user_id=user.id))
@admin_bp.route('/user/<int:user_id>', methods=['GET'])
@login_required
@admin_permission.require(http_exception=403)
def user(user_id=None):
"""
See information about a user (stations, etc.).
"""
user = UserController().get(id=user_id)
if user is not None:
article_contr = ArticleController(user_id)
return render_template('/admin/user.html', user=user, feeds=user.feeds,
article_count=article_contr.count_by_feed(),
unread_article_count=article_contr.count_by_feed(readed=False))
else:
flash(gettext('This user does not exist.'), 'danger')
return redirect(redirect_url())
@admin_bp.route('/delete_user/<int:user_id>', methods=['GET'])
@login_required
@admin_permission.require(http_exception=403)
def delete_user(user_id=None):
"""
Delete a user (with all its data).
"""
try:
user = UserController().delete(user_id)
flash(gettext('User %(nick)s successfully deleted',
nick=user.nickname), 'success')
except Exception as error:
flash(gettext('An error occured while trying to delete a user: '
'%(error)', error=error), 'danger')
return redirect(redirect_url())
@admin_bp.route('/delete/<feed_id>', methods=['GET'])
@login_required
@admin_permission.require(http_exception=403)
def delete(feed_id=None):
"Deletes the feed of a user."
try:
feed = FeedController().delete(feed_id)
flash(gettext("Feed successfully deleted."), 'success')
except Exception as error:
flash('An error occured while trying to delete a feed: '
+ str(error), 'danger')
return redirect(url_for('home'))
@admin_bp.route('/toggle_user/<int:user_id>', methods=['GET'])
@login_required
@admin_permission.require()
def toggle_user(user_id=None):
"""
Enable or disable the account of a user.
"""
user_contr = UserController()
user = user_contr.get(id=user_id)
if user is None:
flash(gettext('This user does not exist.'), 'danger')
return redirect(url_for('admin.dashboard'))
if user.activation_key != "":
# Send the confirmation email
try:
notifications.new_account_activation(user)
user_contr.unset_activation_key(user.id)
message = gettext('Account of the user %(nick)s successfully '
'activated.', nick=user.nickname)
except Exception as error:
flash(gettext('Problem while sending activation email %(error)s:',
error=error), 'danger')
return redirect(url_for('admin.dashboard'))
else:
user_contr.set_activation_key(user.id)
message = gettext('Account of the user %(nick)s successfully disabled',
nick=user.nickname)
flash(message, 'success')
return redirect(url_for('admin.dashboard'))
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