server.py 18.6 KB
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#!/usr/bin/env python3
import locale
locale.setlocale(locale.LC_TIME, "de_DE.utf8")

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from flask import Flask, g, current_app, request, session, flash, redirect, url_for, abort, render_template, Response, send_file
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from flask_script import Manager, prompt
from flask_migrate import Migrate, MigrateCommand
#from flask_socketio import SocketIO
from celery import Celery
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from functools import wraps
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import requests
from io import StringIO, BytesIO
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import config
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from shared import db, date_filter, datetime_filter, date_filter_long, time_filter, ldap_manager, security_manager
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from utils import is_past, mail_manager, url_manager
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from models.database import ProtocolType, Protocol, DefaultTOP, TOP, Document, Todo, Decision, MeetingReminder, Error
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from views.forms import LoginForm, ProtocolTypeForm, DefaultTopForm, MeetingReminderForm, NewProtocolForm
from views.tables import ProtocolsTable, ProtocolTypesTable, ProtocolTypeTable, DefaultTOPsTable, MeetingRemindersTable, ErrorsTable, TodosTable
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app = Flask(__name__)
app.config.from_object(config)
db.init_app(app)
migrate = Migrate(app, db)
manager = Manager(app)
manager.add_command("db", MigrateCommand)

def make_celery(app, config):
    celery = Celery(app.import_name, broker=config.CELERY_BROKER_URL)
    celery.conf.update(app.config)
    return celery
celery = make_celery(app, config)

#def make_socketio(app, config):
#    socketio = SocketIO(app)
#    return socketio
#socketio = make_socketio(app, config)

app.jinja_env.trim_blocks = True
app.jinja_env.lstrip_blocks = True
app.jinja_env.filters["datify"] = date_filter
app.jinja_env.filters["datetimify"] = datetime_filter
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app.jinja_env.filters["timify"] = time_filter
app.jinja_env.filters["datify_long"] = date_filter_long
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app.jinja_env.filters["url_complete"] = url_manager.complete
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app.jinja_env.tests["auth_valid"] = security_manager.check_user
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import tasks

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from auth import User

def check_login():
    return "auth" in session and security_manager.check_user(session["auth"])
def current_user():
    if not check_login():
        return None
    return User.from_hashstring(session["auth"])

def login_required(function):
    @wraps(function)
    def decorated_function(*args, **kwargs):
        if check_login():
            return function(*args, **kwargs)
        else:
            return redirect(url_for("login", next=request.url))
    return decorated_function

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def group_required(function, group):
    @wraps(function)
    def decorated_function(*args, **kwargs):
        if group in current_user.groups:
            return function(*args, **kwargs)
        else:
            flash("You do not have the necessary permissions to view this page.")
            return redirect(request.args.get("next") or url_for("index"))
    return decorated_function

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app.jinja_env.globals.update(check_login=check_login)
app.jinja_env.globals.update(current_user=current_user)
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app.jinja_env.globals.update(zip=zip)
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# blueprints here

@app.route("/")
def index():
    return render_template("index.html")

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@login_required
@app.route("/types/list")
def list_types():
    is_logged_in = check_login()
    user = current_user()
    types = [
        protocoltype for protocoltype in ProtocolType.query.all()
        if (protocoltype.public_group in user.groups
        or protocoltype.private_group in user.groups
        or protocoltype.is_public)]
    types_table = ProtocolTypesTable(types)
    return render_template("types-list.html", types=types, types_table=types_table)

@app.route("/type/new", methods=["GET", "POST"])
@login_required
def new_type():
    form = ProtocolTypeForm()
    if form.validate_on_submit():
        user = current_user()
        if form.private_group.data not in user.groups:
            flash("Du kannst keinen internen Protokolltypen anlegen, zu dem du selbst keinen Zugang hast.", "alert-error")
        else:
            protocoltype = ProtocolType(form.name.data, form.short_name.data,
                form.organization.data, form.is_public.data,
                form.private_group.data, form.public_group.data,
                form.private_mail.data, form.public_mail.data)
            db.session.add(protocoltype)
            db.session.commit()
            flash("Der Protokolltyp {} wurde angelegt.".format(protocoltype.name), "alert-success")
        return redirect(request.args.get("next") or url_for("list_types"))
    return render_template("type-new.html", form=form)

@app.route("/type/edit/<int:type_id>", methods=["GET", "POST"])
@login_required
def edit_type(type_id):
    protocoltype = ProtocolType.query.filter_by(id=type_id).first()
    if protocoltype is None:
        flash("Dieser Protokolltyp existiert nicht.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    user = current_user()
    if not protocoltype.has_private_view_right(user):
        flash("Dir fehlen die nötigen Zugriffsrechte.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    form = ProtocolTypeForm(obj=protocoltype)
    if form.validate_on_submit():
        if form.private_group.data not in user.groups:
            flash("Du kannst keinen internen Protokolltypen anlegen, zu dem du selbst keinen Zugang hast.", "alert-error")
        else:
            form.populate_obj(protocoltype)
            db.session.commit()
            return redirect(request.args.get("next") or url_for("show_type", type_id=protocoltype.id))
    return render_template("type-edit.html", form=form, protocoltype=protocoltype)

@app.route("/type/show/<int:type_id>")
@login_required
def show_type(type_id):
    protocoltype = ProtocolType.query.filter_by(id=type_id).first()
    if protocoltype is None:
        flash("Dieser Protokolltyp existiert nicht.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    user = current_user()
    if not protocoltype.has_private_view_right(user):
        flash("Dir fehlen die nötigen Zugriffsrechte.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    protocoltype_table = ProtocolTypeTable(protocoltype)
    default_tops_table = DefaultTOPsTable(protocoltype.default_tops, protocoltype)
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    reminders_table = MeetingRemindersTable(protocoltype.reminders, protocoltype)
    return render_template("type-show.html", protocoltype=protocoltype, protocoltype_table=protocoltype_table, default_tops_table=default_tops_table, reminders_table=reminders_table)

@app.route("/type/reminders/new/<int:type_id>", methods=["GET", "POST"])
@login_required
def new_reminder(type_id):
    protocoltype = ProtocolType.query.filter_by(id=type_id).first()
    if protocoltype is None:
        flash("Dieser Protokolltyp existiert nicht.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    user = current_user()
    if not protocoltype.has_modify_right(user):
        flash("Dir fehlen die nötigen Zugriffsrechte.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    form = MeetingReminderForm()
    if form.validate_on_submit():
        reminder = MeetingReminder(protocoltype.id, form.days_before.data, form.send_public.data, form.send_private.data)
        db.session.add(reminder)
        db.session.commit()
        return redirect(request.args.get("next") or url_for("show_type", type_id=protocoltype.id))
    return render_template("reminder-new.html", form=form, protocoltype=protocoltype)

@app.route("/type/reminder/edit/<int:type_id>/<int:reminder_id>", methods=["GET", "POST"])
@login_required
def edit_reminder(type_id, reminder_id):
    protocoltype = ProtocolType.query.filter_by(id=type_id).first()
    if protocoltype is None:
        flash("Dieser Protokolltyp existiert nicht.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    user = current_user()
    if not protocoltype.has_modify_right(user):
        flash("Dir fehlen die nötigen Zugriffsrechte.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    reminder = MeetingReminder.query.filter_by(id=reminder_id).first()
    if reminder is None or reminder.protocoltype != protocoltype:
        flash("Invalide Erinnerung.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    form = MeetingReminderForm(obj=reminder)
    if form.validate_on_submit():
        form.populate_obj(reminder)
        db.session.commit()
        return redirect(request.args.get("next") or url_for("show_type", type_id=protocoltype.id))
    return render_template("reminder-edit.html", form=form, protocoltype=protocoltype, reminder=reminder)

@app.route("/type/reminder/delete/<int:type_id>/<int:reminder_id>")
@login_required
def delete_reminder(type_id, reminder_id):
    protocoltype = ProtocolType.query.filter_by(id=type_id).first()
    if protocoltype is None:
        flash("Dieser Protokolltyp existiert nicht.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    user = current_user()
    if not protocoltype.has_modify_right(user):
        flash("Dir fehlen die nötigen Zugriffsrechte.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    reminder = MeetingReminder.query.filter_by(id=reminder_id).first()
    if reminder is None or reminder.protocoltype != protocoltype:
        flash("Invalide Erinnerung.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    db.session.delete(reminder)
    db.session.commit()
    return redirect(request.args.get("next") or url_for("show_type", type_id=protocoltype.id))

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@app.route("/type/tops/new/<int:type_id>", methods=["GET", "POST"])
@login_required
def new_default_top(type_id):
    protocoltype = ProtocolType.query.filter_by(id=type_id).first()
    if protocoltype is None:
        flash("Dieser Protokolltyp existiert nicht.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    user = current_user()
    if not protocoltype.has_modify_right(user):
        flash("Dir fehlen die nötigen Zugriffsrechte.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    form = DefaultTopForm()
    if form.validate_on_submit():
        default_top = DefaultTOP(protocoltype.id, form.name.data, form.number.data)
        db.session.add(default_top)
        db.session.commit()
        flash("Der Standard-TOP {} wurde für dem Protokolltyp {} hinzugefügt.".format(default_top.name, protocoltype.name), "alert-success")
        return redirect(request.args.get("next") or url_for("index"))
    return render_template("default-top-new.html", form=form, protocoltype=protocoltype)

@app.route("/type/tops/edit/<int:type_id>/<int:top_id>", methods=["GET", "POST"])
@login_required
def edit_default_top(type_id, top_id):
    protocoltype = ProtocolType.query.filter_by(id=type_id).first()
    if protocoltype is None:
        flash("Dieser Protokolltyp existiert nicht.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    user = current_user()
    if not protocoltype.has_modify_right(user):
        flash("Dir fehlen die nötigen Zugriffsrechte.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    default_top = DefaultTOP.query.filter_by(id=top_id).first()
    if default_top is None or default_top.protocoltype != protocoltype:
        flash("Invalider Standard-TOP.", "alert-error")
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        return redirect(request.args.get("next") or url_for("index"))
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    form = DefaultTopForm(obj=default_top)
    if form.validate_on_submit():
        form.populate_obj(default_top)
        db.session.commit()
        return redirect(request.args.get("next") or url_for("show_type", type_id=protocoltype.id))
    return render_template("default-top-edit.html", form=form, protocoltype=protocoltype, default_top=default_top)

@app.route("/type/tops/delete/<int:type_id>/<int:top_id>")
@login_required
def delete_default_top(type_id, top_id):
    protocoltype = ProtocolType.query.filter_by(id=type_id).first()
    if protocoltype is None:
        flash("Dieser Protokolltyp existiert nicht.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    user = current_user()
    if not protocoltype.has_modify_right(user):
        flash("Dir fehlen die nötigen Zugriffsrechte.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    default_top = DefaultTOP.query.filter_by(id=top_id).first()
    if default_top is None or default_top.protocoltype != protocoltype:
        flash("Invalider Standard-TOP.", "alert-error")
        return redirect(request.args.get("nexT") or url_for("index"))
    db.session.delete(default_top)
    db.session.commit()
    return redirect(request.args.get("next") or url_for("show_type", type_id=protocoltype.id))

@app.route("/type/tops/move/<int:type_id>/<int:top_id>/<diff>/")
@login_required
def move_default_top(type_id, top_id, diff):
    protocoltype = ProtocolType.query.filter_by(id=type_id).first()
    if protocoltype is None:
        flash("Dieser Protokolltyp existiert nicht.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    user = current_user()
    if not protocoltype.has_modify_right(user):
        flash("Dir fehlen die nötigen Zugriffsrechte.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    default_top = DefaultTOP.query.filter_by(id=top_id).first()
    if default_top is None or default_top.protocoltype != protocoltype:
        flash("Invalider Standard-TOP.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    default_top.number += int(diff)
    db.session.commit()
    return redirect(request.args.get("next") or url_for("show_type", type_id=protocoltype.id))

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@app.route("/protocols/list")
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def list_protocols():
    is_logged_in = check_login()
    user = current_user()
    protocols = [
        protocol for protocol in Protocol.query.all()
        if (not is_logged_in and protocol.protocoltype.is_public)
        or (is_logged_in and (
            protocol.protocoltype.public_group in user.groups
            or protocol.protocoltype.private_group in user.groups))]
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    # TODO: sort by date and paginate
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    protocols_table = ProtocolsTable(protocols)
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    return render_template("protocols-list.html", protocols=protocols, protocols_table=protocols_table)
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@app.route("/protocol/new", methods=["GET", "POST"])
@login_required
def new_protocol():
    user = current_user()
    protocoltypes = ProtocolType.query.all()
    form = NewProtocolForm(protocoltypes)
    if form.validate_on_submit():
        protocoltype = ProtocolType.query.filter_by(id=form.protocoltype.data).first()
        if protocoltype is None or not protocoltype.has_modify_right(user):
            flash("Dir fehlen die nötigen Zugriffsrechte.", "alert-error")
            return redirect(request.args.get("next") or url_for("index"))
        protocol = Protocol(protocoltype.id, form.date.data)
        db.session.add(protocol)
        db.session.commit()
        return redirect(request.args.get("next") or url_for("list_protocols"))
    return render_template("protocol-new.html", form=form, protocoltypes=protocoltypes)

@app.route("/protocol/show/<int:protocol_id>")
def show_protocol(protocol_id):
    user = current_user()
    protocol = Protocol.query.filter_by(id=protocol_id).first()
    if protocol is None or not protocol.protocoltype.has_public_view_right(user):
        flash("Invalides Protokoll.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    errors_table = ErrorsTable(protocol.errors)
    return render_template("protocol-show.html", protocol=protocol, errors_table=errors_table)

@app.route("/protocol/etherpull/<int:protocol_id>")
def etherpull_protocol(protocol_id):
    user = current_user()
    protocol = Protocol.query.filter_by(id=protocol_id).first()
    if protocol is None or not protocol.protocoltype.has_modify_right(user):
        flash("Invalides Protokoll oder keine Berechtigung.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    source_req = requests.get(protocol.get_etherpad_source_link())
    #source = source_req.content.decode("utf-8")
    source = source_req.text
    print(source.split("\r"))
    #print(source.split("\n"))
    protocol.source = source
    db.session.commit()
    tasks.parse_protocol(protocol)
    flash("Das Protokoll wird kompiliert.", "alert-success")
    return redirect(request.args.get("next") or url_for("show_protocol", protocol_id=protocol.id))

@app.route("/protocol/source/<int:protocol_id>")
@login_required
def get_protocol_source(protocol_id):
    user = current_user()
    protocol = Protocol.query.filter_by(id=protocol_id).first()
    if protocol is None or not protocol.protocoltype.has_modify_right(user):
        flash("Invalides Protokoll oder keine Berechtigung.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    file_like = BytesIO(protocol.source.encode("utf-8"))
    return send_file(file_like, cache_timeout=1, as_attachment=True, attachment_filename="{}.txt".format(protocol.get_identifier()))

@app.route("/protocol/update/<int:protocol_id>")
@login_required
def update_protocol(protocol_id):
    user = current_user()
    protocol = Protocol.query.filter_by(id=protocol_id).first()
    if protocol is None or not protocol.protocoltype.has_modify_right(user):
        flash("Invalides Protokoll oder keine Berechtigung.", "alert-error")
        return redirect(request.args.get("next") or url_for("index"))
    # TODO: render form to upload a new version


@app.route("/todos/list")
def list_todos():
    is_logged_in = check_login()
    user = current_user()
    todos = Todos.query.all()
    # TODO: paginate
    todos_table = TodosTable(todos)
    return render_template("todos-list.html", todos=todos, todos_table=todos_table)


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@app.route("/login", methods=["GET", "POST"])
def login():
    if "auth" in session:
        flash("You are already logged in.", "alert-success")
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        return redirect(request.args.get("next") or url_for("index"))
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    form = LoginForm()
    if form.validate_on_submit():
        user = ldap_manager.login(form.username.data, form.password.data)
        if user is not None:
            session["auth"] = security_manager.hash_user(user)
            flash("Login successful, {}!".format(user.username), "alert-success")
            return redirect(request.args.get("next") or url_for("index"))
        else:
            flash("Wrong login data. Try again.", "alert-error")
    return render_template("login.html", form=form)
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@app.route("/logout")
@login_required
def logout():
    if "auth" in session:
        session.pop("auth")
    else:
        flash("You are not logged in.", "alert-error")
    return redirect(url_for(".index"))
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if __name__ == "__main__":
    manager.run()