ScoDoc/app/main/routes.py

# -*- mode: python -*-
# -*- coding: utf-8 -*-

##############################################################################
#
# ScoDoc
#
# Copyright (c) 1999 - 2021 Emmanuel Viennet.  All rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
#   Emmanuel Viennet      emmanuel.viennet@viennet.net
#
##############################################################################

"""
Module main: essais divers

Emmanuel Viennet, 2021
"""

import pprint
from pprint import pprint as pp
import functools
import six.moves._thread  # essai
from zipfile import ZipFile
from StringIO import StringIO

import flask
from flask import request, render_template, redirect
from flask_login import login_required


from app.main import bp
from app.decorators import scodoc7func, admin_required
from app.scodoc import VERSION

context = None  # temporaire pour #sco8


# -------------------------------------------------------------
#
#           ESSAIS DIVERS pour #sco8
#
# -------------------------------------------------------------


@bp.route("/")
@bp.route("/index")
def index():
    return render_template(
        "main/index.html", title=u"Essai Flask", current_app=flask.current_app
    )


@bp.route("/test_vue")
@login_required
def test_vue():
    return """Vous avez vu. <a href="/">Retour à l'accueil</a>"""


def get_request_infos():
    return [
        "<p>request.base_url=%s</p>" % request.base_url,
        "<p>request.url_root=%s</p>" % request.url_root,
        "<p>request.query_string=%s</p>" % request.query_string,
    ]


D = {"count": 0}

# @app.route("/")
# @app.route("/index")
# def index():
#     sleep(8)
#     D["count"] = D.get("count", 0) + 1
#     return "Hello, World! %s count=%s" % (thread.get_ident(), D["count"])


@bp.route("/zopefunction", methods=["POST", "GET"])
@login_required
@scodoc7func(context)
def a_zope_function(y, x="defaut", REQUEST=None):
    """Une fonction typique de ScoDoc7"""
    H = get_request_infos() + [
        "<p><b>x=<tt>%s</tt></b></p>" % x,
        "<p><b>y=<tt>%s</tt></b></p>" % y,
        "<p><b>URL=<tt>%s</tt></b></p>" % REQUEST.URL,
        "<p><b>QUERY_STRING=<tt>%s</tt></b></p>" % REQUEST.QUERY_STRING,
        "<p><b>AUTHENTICATED_USER=<tt>%s</tt></b></p>" % REQUEST.AUTHENTICATED_USER,
    ]
    H.append("<p><b>form=<tt>%s</tt></b></p>" % REQUEST.form)
    H.append("<p><b>form[x]=<tt>%s</tt></b></p>" % REQUEST.form.get("x", "non fourni"))

    return "\n".join(H)


@bp.route("/zopeform_get")
@scodoc7func(context)
def a_zope_form_get(REQUEST=None):
    H = [
        """<h2>Formulaire GET</h2>
        <form action="%s" method="get">
        x : <input type="text" name="x"/><br/>
        y : <input type="text" name="y"/><br/>
        fichier : <input type="file" name="fichier"/><br/>
        <input type="submit" value="Envoyer"/> 
        </form>
        """
        % flask.url_for("main.a_zope_function")
    ]
    return "\n".join(H)


@bp.route("/zopeform_post")
@scodoc7func(context)
def a_zope_form_post(REQUEST=None):
    H = [
        """<h2>Formulaire POST</h2>
        <form action="%s" method="post" enctype="multipart/form-data">
        x : <input type="text" name="x"/><br/>
        y : <input type="text" name="y"/><br/>
        fichier : <input type="file" name="fichier"/><br/>
        <input type="submit" value="Envoyer"/> 
        </form>
        """
        % flask.url_for("main.a_zope_function")
    ]
    return "\n".join(H)


@bp.route("/ScoDoc/<dept_id>/Scolarite/Notes/formsemestre_statux")
@scodoc7func(context)
def formsemestre_statux(dept_id=None, formsemestre_id=None, REQUEST=None):
    """Essai méthode de département
    Le contrôle d'accès doit vérifier les bons rôles : ici Ens<dept_id>
    """
    return u"""dept_id=%s , formsemestre_id=%s <a href="/">Retour à l'accueil</a>""" % (
        dept_id,
        formsemestre_id,
    )


@bp.route("/hello/world")
def hello():
    H = get_request_infos() + [
        "<p>Hello, World! %s count=%s</p>" % (six.moves._thread.get_ident(), D["count"]),
    ]
    # print(pprint.pformat(dir(request)))
    return "\n".join(H)


@bp.route("/getzip")
def getzip():
    """Essai renvoi d'un ZIP en Flask"""
    # La version Zope:
    # REQUEST.RESPONSE.setHeader("content-type", "application/zip")
    # REQUEST.RESPONSE.setHeader("content-length", size)
    # REQUEST.RESPONSE.setHeader(
    #    "content-disposition", 'attachement; filename="monzip.zip"'
    #    )
    zipdata = StringIO()
    zipfile = ZipFile(zipdata, "w")
    zipfile.writestr("fichier1", "un contenu")
    zipfile.writestr("fichier2", "deux contenus")
    zipfile.close()
    data = zipdata.getvalue()
    size = len(data)
    # open("/tmp/toto.zip", "w").write(data)
    # Flask response:
    r = flask.Response(response=data, status=200, mimetype="application/zip")
    r.headers["Content-Type"] = "application/zip"
    r.headers["content-length"] = size
    r.headers["content-disposition"] = 'attachement; filename="monzip.zip"'
    return r