ScoDoc-PE/app/scodoc/sco_archives.py

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# -*- mode: python -*-
# -*- coding: utf-8 -*-
##############################################################################
#
# Gestion scolarite IUT
#
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# Copyright (c) 1999 - 2021 Emmanuel Viennet. All rights reserved.
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#
# 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
#
##############################################################################
"""ScoDoc : gestion des archives des PV et bulletins, et des dossiers etudiants (admission)
Archives are plain files, stored in
<SCODOC_VAR_DIR>/archives/<dept_id>
(where <SCODOC_VAR_DIR> is usually /opt/scodoc-data, and <dept_id> a departement id (int))
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Les PV de jurys et documents associés sont stockées dans un sous-repertoire de la forme
<archivedir>/<dept>/<formsemestre_id>/<YYYY-MM-DD-HH-MM-SS>
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(formsemestre_id est ici FormSemestre.id)
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Les documents liés à l'étudiant sont dans
<archivedir>/docetuds/<dept_id>/<etudid>/<YYYY-MM-DD-HH-MM-SS>
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(etudid est ici Identite.id)
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Les maquettes Apogée pour l'export des notes sont dans
<archivedir>/apo_csv/<dept_id>/<annee_scolaire>-<sem_id>/<YYYY-MM-DD-HH-MM-SS>/<code_etape>.csv
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Un répertoire d'archive contient des fichiers quelconques, et un fichier texte nommé _description.txt
qui est une description (humaine, format libre) de l'archive.
"""
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import datetime
import glob
import mimetypes
import os
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import re
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import shutil
import time
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import flask
from flask import g, request
from flask_login import current_user
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import app.scodoc.sco_utils as scu
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from config import Config
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from app import log
from app.models import Departement
from app.scodoc.TrivialFormulator import TrivialFormulator
from app.scodoc.sco_exceptions import (
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AccessDenied,
)
from app.scodoc import html_sco_header
from app.scodoc import sco_bulletins_pdf
from app.scodoc import sco_excel
from app.scodoc import sco_formsemestre
from app.scodoc import sco_groups
from app.scodoc import sco_groups_view
from app.scodoc import sco_permissions_check
from app.scodoc import sco_pvjury
from app.scodoc import sco_pvpdf
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class BaseArchiver(object):
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def __init__(self, archive_type=""):
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self.archive_type = archive_type
self.initialized = False
self.root = None
def initialize(self):
if self.initialized:
return
dirs = [Config.SCODOC_VAR_DIR, "archives"]
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if self.archive_type:
dirs.append(self.archive_type)
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self.root = os.path.join(*dirs)
log("initialized archiver, path=" + self.root)
path = dirs[0]
for dir in dirs[1:]:
path = os.path.join(path, dir)
try:
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scu.GSL.acquire()
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if not os.path.isdir(path):
log("creating directory %s" % path)
os.mkdir(path)
finally:
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scu.GSL.release()
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self.initialized = True
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def get_obj_dir(self, oid):
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"""
:return: path to directory of archives for this object (eg formsemestre_id or etudid).
If directory does not yet exist, create it.
"""
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self.initialize()
dept = Departement.query.filter_by(acronym=g.scodoc_dept).first()
dept_dir = os.path.join(self.root, str(dept.id))
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try:
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scu.GSL.acquire()
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if not os.path.isdir(dept_dir):
log("creating directory %s" % dept_dir)
os.mkdir(dept_dir)
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obj_dir = os.path.join(dept_dir, str(oid))
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if not os.path.isdir(obj_dir):
log("creating directory %s" % obj_dir)
os.mkdir(obj_dir)
finally:
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scu.GSL.release()
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return obj_dir
def list_oids(self):
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"""
:return: list of archive oids
"""
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self.initialize()
dept = Departement.query.filter_by(acronym=g.scodoc_dept).first()
base = os.path.join(self.root, str(dept.id)) + os.path.sep
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dirs = glob.glob(base + "*")
return [os.path.split(x)[1] for x in dirs]
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def list_obj_archives(self, oid):
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"""Returns
:return: list of archive identifiers for this object (paths to non empty dirs)
"""
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self.initialize()
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base = self.get_obj_dir(oid) + os.path.sep
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dirs = glob.glob(
base
+ "[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]-[0-9][0-9]-[0-9][0-9]-[0-9][0-9]"
)
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dirs = [os.path.join(base, d) for d in dirs]
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dirs = [d for d in dirs if os.path.isdir(d) and os.listdir(d)] # non empty dirs
dirs.sort()
return dirs
def delete_archive(self, archive_id):
"""Delete (forever) this archive"""
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self.initialize()
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try:
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scu.GSL.acquire()
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shutil.rmtree(archive_id, ignore_errors=True)
finally:
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scu.GSL.release()
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def get_archive_date(self, archive_id):
"""Returns date (as a DateTime object) of an archive"""
dt = [int(x) for x in os.path.split(archive_id)[1].split("-")]
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return datetime.datetime(*dt)
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def list_archive(self, archive_id: str) -> str:
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"""Return list of filenames (without path) in archive"""
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self.initialize()
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try:
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scu.GSL.acquire()
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files = os.listdir(archive_id)
finally:
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scu.GSL.release()
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files.sort()
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return [f for f in files if f and f[0] != "_"]
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def get_archive_name(self, archive_id):
"""name identifying archive, to be used in web URLs"""
return os.path.split(archive_id)[1]
def is_valid_archive_name(self, archive_name):
"""check if name is valid."""
return re.match(
"^[0-9]{4}-[0-9]{2}-[0-9]{2}-[0-9]{2}-[0-9]{2}-[0-9]{2}$", archive_name
)
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def get_id_from_name(self, oid, archive_name):
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"""returns archive id (check that name is valid)"""
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self.initialize()
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if not self.is_valid_archive_name(archive_name):
raise ValueError("invalid archive name")
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archive_id = os.path.join(self.get_obj_dir(oid), archive_name)
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if not os.path.isdir(archive_id):
log(
"invalid archive name: %s, oid=%s, archive_id=%s"
% (archive_name, oid, archive_id)
)
raise ValueError("invalid archive name")
return archive_id
def get_archive_description(self, archive_id):
"""Return description of archive"""
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self.initialize()
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return open(os.path.join(archive_id, "_description.txt")).read()
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def create_obj_archive(self, oid: int, description: str):
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"""Creates a new archive for this object and returns its id."""
archive_id = (
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self.get_obj_dir(oid)
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+ os.path.sep
+ "-".join(["%02d" % x for x in time.localtime()[:6]])
)
log("creating archive: %s" % archive_id)
try:
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scu.GSL.acquire()
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os.mkdir(archive_id) # if exists, raises an OSError
finally:
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scu.GSL.release()
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self.store(archive_id, "_description.txt", description.encode("utf-8"))
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return archive_id
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def store(self, archive_id: str, filename: str, data: bytes):
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"""Store data in archive, under given filename.
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Filename may be modified (sanitized): return used filename
The file is created or replaced.
"""
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self.initialize()
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filename = scu.sanitize_filename(filename)
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log("storing %s (%d bytes) in %s" % (filename, len(data), archive_id))
try:
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scu.GSL.acquire()
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fname = os.path.join(archive_id, filename)
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f = open(fname, "wb")
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f.write(data)
f.close()
finally:
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scu.GSL.release()
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return filename
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def get(self, archive_id: str, filename: str):
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"""Retreive data"""
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self.initialize()
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if not scu.is_valid_filename(filename):
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log('Archiver.get: invalid filename "%s"' % filename)
raise ValueError("invalid filename")
fname = os.path.join(archive_id, filename)
log("reading archive file %s" % fname)
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return open(fname, "rb").read()
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def get_archived_file(self, oid, archive_name, filename):
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"""Recupere donnees du fichier indiqué et envoie au client"""
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archive_id = self.get_id_from_name(oid, archive_name)
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data = self.get(archive_id, filename)
mime = mimetypes.guess_type(filename)[0]
if mime is None:
mime = "application/octet-stream"
return scu.send_file(data, filename, mime=mime)
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class SemsArchiver(BaseArchiver):
def __init__(self):
BaseArchiver.__init__(self, archive_type="")
PVArchive = SemsArchiver()
# ----------------------------------------------------------------------------
def do_formsemestre_archive(
formsemestre_id,
group_ids=[], # si indiqué, ne prend que ces groupes
description="",
date_jury="",
signature=None, # pour lettres indiv
date_commission=None,
numeroArrete=None,
VDICode=None,
showTitle=False,
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pv_title=None,
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with_paragraph_nom=False,
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anonymous=False,
bulVersion="long",
):
"""Make and store new archive for this formsemestre.
Store:
- tableau recap (xls), pv jury (xls et pdf), bulletins (xml et pdf), lettres individuelles (pdf)
"""
from app.scodoc.sco_recapcomplet import make_formsemestre_recapcomplet
sem = sco_formsemestre.get_formsemestre(formsemestre_id)
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sem_archive_id = formsemestre_id
archive_id = PVArchive.create_obj_archive(sem_archive_id, description)
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date = PVArchive.get_archive_date(archive_id).strftime("%d/%m/%Y à %H:%M")
if not group_ids:
# tous les inscrits du semestre
group_ids = [sco_groups.get_default_group(formsemestre_id)]
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groups_infos = sco_groups_view.DisplayedGroupsInfos(
group_ids, formsemestre_id=formsemestre_id
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)
groups_filename = "-" + groups_infos.groups_filename
etudids = [m["etudid"] for m in groups_infos.members]
# Tableau recap notes en XLS (pour tous les etudiants, n'utilise pas les groupes)
data, _, _ = make_formsemestre_recapcomplet(formsemestre_id, format="xls")
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if data:
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PVArchive.store(archive_id, "Tableau_moyennes" + scu.XLSX_SUFFIX, data)
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# Tableau recap notes en HTML (pour tous les etudiants, n'utilise pas les groupes)
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data, _, _ = make_formsemestre_recapcomplet(
formsemestre_id, format="html", disable_etudlink=True
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)
if data:
data = "\n".join(
[
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html_sco_header.sco_header(
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page_title="Moyennes archivées le %s" % date,
head_message="Moyennes archivées le %s" % date,
no_side_bar=True,
),
'<h2 class="fontorange">Valeurs archivées le %s</h2>' % date,
'<style type="text/css">table.notes_recapcomplet tr { color: rgb(185,70,0); }</style>',
data,
html_sco_header.sco_footer(),
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]
)
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data = data.encode(scu.SCO_ENCODING)
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PVArchive.store(archive_id, "Tableau_moyennes.html", data)
# Bulletins en XML (pour tous les etudiants, n'utilise pas les groupes)
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data, _, _ = make_formsemestre_recapcomplet(
formsemestre_id, format="xml", xml_with_decisions=True
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)
if data:
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data = data.encode(scu.SCO_ENCODING)
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PVArchive.store(archive_id, "Bulletins.xml", data)
# Decisions de jury, en XLS
data = sco_pvjury.formsemestre_pvjury(formsemestre_id, format="xls", publish=False)
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if data:
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PVArchive.store(archive_id, "Decisions_Jury" + scu.XLSX_SUFFIX, data)
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# Classeur bulletins (PDF)
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data, _ = sco_bulletins_pdf.get_formsemestre_bulletins_pdf(
formsemestre_id, version=bulVersion
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)
if data:
PVArchive.store(archive_id, "Bulletins.pdf", data)
# Lettres individuelles (PDF):
data = sco_pvpdf.pdf_lettres_individuelles(
formsemestre_id,
etudids=etudids,
date_jury=date_jury,
date_commission=date_commission,
signature=signature,
)
if data:
PVArchive.store(archive_id, "CourriersDecisions%s.pdf" % groups_filename, data)
# PV de jury (PDF):
dpv = sco_pvjury.dict_pvjury(formsemestre_id, etudids=etudids, with_prev=True)
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data = sco_pvpdf.pvjury_pdf(
dpv,
date_commission=date_commission,
date_jury=date_jury,
numeroArrete=numeroArrete,
VDICode=VDICode,
showTitle=showTitle,
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pv_title=pv_title,
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with_paragraph_nom=with_paragraph_nom,
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anonymous=anonymous,
)
if data:
PVArchive.store(archive_id, "PV_Jury%s.pdf" % groups_filename, data)
def formsemestre_archive(formsemestre_id, group_ids=[]):
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"""Make and store new archive for this formsemestre.
(all students or only selected groups)
"""
if not sco_permissions_check.can_edit_pv(formsemestre_id):
raise AccessDenied("opération non autorisée pour %s" % str(current_user))
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sem = sco_formsemestre.get_formsemestre(formsemestre_id)
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if not group_ids:
# tous les inscrits du semestre
group_ids = [sco_groups.get_default_group(formsemestre_id)]
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groups_infos = sco_groups_view.DisplayedGroupsInfos(
group_ids, formsemestre_id=formsemestre_id
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)
H = [
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html_sco_header.html_sem_header(
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"Archiver les PV et résultats du semestre",
sem=sem,
javascripts=sco_groups_view.JAVASCRIPTS,
cssstyles=sco_groups_view.CSSSTYLES,
init_qtip=True,
),
"""<p class="help">Cette page permet de générer et d'archiver tous
les documents résultant de ce semestre: PV de jury, lettres individuelles,
tableaux récapitulatifs.</p><p class="help">Les documents archivés sont
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enregistrés et non modifiables, on peut les retrouver ultérieurement.
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</p><p class="help">On peut archiver plusieurs versions des documents
(avant et après le jury par exemple).
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</p>
""",
]
F = [
"""<p><em>Note: les documents sont aussi affectés par les réglages sur la page "<a href="edit_preferences">Paramétrage</a>" (accessible à l'administrateur du département).</em>
</p>""",
html_sco_header.sco_footer(),
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]
descr = [
(
"description",
{"input_type": "textarea", "rows": 4, "cols": 77, "title": "Description"},
),
("sep", {"input_type": "separator", "title": "Informations sur PV de jury"}),
]
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descr += sco_pvjury.descrform_pvjury(sem)
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descr += [
(
"signature",
{
"input_type": "file",
"size": 30,
"explanation": "optionnel: image scannée de la signature pour les lettres individuelles",
},
),
(
"bulVersion",
{
"input_type": "menu",
"title": "Version des bulletins archivés",
"labels": [
"Version courte",
"Version intermédiaire",
"Version complète",
],
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"allowed_values": scu.BULLETINS_VERSIONS,
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"default": "long",
},
),
]
menu_choix_groupe = (
"""<div class="group_ids_sel_menu">Groupes d'étudiants à lister: """
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+ sco_groups_view.menu_groups_choice(groups_infos)
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+ """(pour les PV et lettres)</div>"""
)
tf = TrivialFormulator(
request.base_url,
scu.get_request_args(),
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descr,
cancelbutton="Annuler",
method="POST",
submitlabel="Générer et archiver les documents",
name="tf",
formid="group_selector",
html_foot_markup=menu_choix_groupe,
)
if tf[0] == 0:
return "\n".join(H) + "\n" + tf[1] + "\n".join(F)
elif tf[0] == -1:
msg = "Opération%20annulée"
else:
# submit
sf = tf[2]["signature"]
signature = sf.read() # image of signature
if tf[2]["anonymous"]:
tf[2]["anonymous"] = True
else:
tf[2]["anonymous"] = False
do_formsemestre_archive(
formsemestre_id,
group_ids=group_ids,
description=tf[2]["description"],
date_jury=tf[2]["date_jury"],
date_commission=tf[2]["date_commission"],
signature=signature,
numeroArrete=tf[2]["numeroArrete"],
VDICode=tf[2]["VDICode"],
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pv_title=tf[2]["pv_title"],
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showTitle=tf[2]["showTitle"],
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with_paragraph_nom=tf[2]["with_paragraph_nom"],
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anonymous=tf[2]["anonymous"],
bulVersion=tf[2]["bulVersion"],
)
msg = "Nouvelle%20archive%20créée"
# submitted or cancelled:
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return flask.redirect(
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"formsemestre_list_archives?formsemestre_id=%s&head_message=%s"
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% (formsemestre_id, msg)
)
def formsemestre_list_archives(formsemestre_id):
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"""Page listing archives"""
sem = sco_formsemestre.get_formsemestre(formsemestre_id)
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sem_archive_id = formsemestre_id
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L = []
for archive_id in PVArchive.list_obj_archives(sem_archive_id):
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a = {
"archive_id": archive_id,
"description": PVArchive.get_archive_description(archive_id),
"date": PVArchive.get_archive_date(archive_id),
"content": PVArchive.list_archive(archive_id),
}
L.append(a)
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H = [html_sco_header.html_sem_header("Archive des PV et résultats ", sem)]
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if not L:
H.append("<p>aucune archive enregistrée</p>")
else:
H.append("<ul>")
for a in L:
archive_name = PVArchive.get_archive_name(a["archive_id"])
H.append(
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'<li>%s : <em>%s</em> (<a href="formsemestre_delete_archive?formsemestre_id=%s&archive_name=%s">supprimer</a>)<ul>'
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% (
a["date"].strftime("%d/%m/%Y %H:%M"),
a["description"],
formsemestre_id,
archive_name,
)
)
for filename in a["content"]:
H.append(
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'<li><a href="formsemestre_get_archived_file?formsemestre_id=%s&archive_name=%s&filename=%s">%s</a></li>'
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% (formsemestre_id, archive_name, filename, filename)
)
if not a["content"]:
H.append("<li><em>aucun fichier !</em></li>")
H.append("</ul></li>")
H.append("</ul>")
return "\n".join(H) + html_sco_header.sco_footer()
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def formsemestre_get_archived_file(formsemestre_id, archive_name, filename):
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"""Send file to client."""
sem = sco_formsemestre.get_formsemestre(formsemestre_id)
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sem_archive_id = formsemestre_id
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return PVArchive.get_archived_file(sem_archive_id, archive_name, filename)
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def formsemestre_delete_archive(formsemestre_id, archive_name, dialog_confirmed=False):
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"""Delete an archive"""
if not sco_permissions_check.can_edit_pv(formsemestre_id):
raise AccessDenied("opération non autorisée pour %s" % str(current_user))
sem = sco_formsemestre.get_formsemestre(formsemestre_id)
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sem_archive_id = formsemestre_id
archive_id = PVArchive.get_id_from_name(sem_archive_id, archive_name)
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dest_url = "formsemestre_list_archives?formsemestre_id=%s" % (formsemestre_id)
if not dialog_confirmed:
return scu.confirm_dialog(
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"""<h2>Confirmer la suppression de l'archive du %s ?</h2>
<p>La suppression sera définitive.</p>"""
% PVArchive.get_archive_date(archive_id).strftime("%d/%m/%Y %H:%M"),
dest_url="",
cancel_url=dest_url,
parameters={
"formsemestre_id": formsemestre_id,
"archive_name": archive_name,
},
)
PVArchive.delete_archive(archive_id)
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return flask.redirect(dest_url + "&head_message=Archive%20supprimée")