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ScoDoc/app/scodoc/sco_utils.py
iziram b9f3db91d4 tests unitaires assiduites
2022-12-19 21:32:45 +01:00

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# -*- mode: python -*-
# -*- coding: utf-8 -*-
##############################################################################
#
# Gestion scolarite IUT
#
# Copyright (c) 1999 - 2022 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
#
##############################################################################
""" Common definitions
"""
import base64
import bisect
import copy
import datetime
from enum import IntEnum
import io
import json
from hashlib import md5
import numbers
import os
import re
import _thread
import time
import unicodedata
import urllib
from urllib.parse import urlparse, parse_qsl, urlunparse, urlencode
import numpy as np
from PIL import Image as PILImage
import pydot
import requests
import flask
from flask import g, request
from flask import flash, url_for, make_response, jsonify
from werkzeug.http import HTTP_STATUS_CODES
from config import Config
from app import log
from app.scodoc.sco_vdi import ApoEtapeVDI
from app.scodoc.sco_codes_parcours import NOTES_TOLERANCE, CODES_EXPL
from app.scodoc import sco_xml
from app.scodoc.intervals import intervalmap
import sco_version
# le répertoire static, lié à chaque release pour éviter les problèmes de caches
STATIC_DIR = "/ScoDoc/static/links/" + sco_version.SCOVERSION
# ----- CALCUL ET PRESENTATION DES NOTES
NOTES_PRECISION = 1e-4 # evite eventuelles erreurs d'arrondis
NOTES_MIN = 0.0 # valeur minimale admise pour une note (sauf malus, dans [-20, 20])
NOTES_MAX = 1000.0
NOTES_ABSENCE = -999.0 # absences dans les DataFrames, NULL en base
NOTES_NEUTRALISE = -1000.0 # notes non prises en comptes dans moyennes
NOTES_SUPPRESS = -1001.0 # note a supprimer
NOTES_ATTENTE = -1002.0 # note "en attente" (se calcule comme une note neutralisee)
# ---- CODES INSCRIPTION AUX SEMESTRES
# (champ etat de FormSemestreInscription)
INSCRIT = "I"
DEMISSION = "D"
DEF = "DEF"
ETATS_INSCRIPTION = {
INSCRIT: "Inscrit",
DEMISSION: "Démission",
DEF: "Défaillant",
}
class EtatAssiduite(IntEnum):
"""Code des états d'assiduité"""
# Stockés en BD ne pas modifier
PRESENT = 0
RETARD = 1
ABSENT = 2
ETAT_ASSIDUITE_NAME = {
EtatAssiduite.PRESENT: "present",
EtatAssiduite.RETARD: "retard",
EtatAssiduite.ABSENT: "absent",
}
ETATS_ASSIDUITE = {
"present": EtatAssiduite.PRESENT,
"retard": EtatAssiduite.RETARD,
"absent": EtatAssiduite.ABSENT,
}
class EtatJustificatif(IntEnum):
"""Code des états des justificatifs"""
# Stockés en BD ne pas modifier
VALIDE = 0
NON_VALIDE = 1
ATTENTE = 2
MODIFIE = 3
ETAT_JUSTIFICATIF_NAME = {
EtatJustificatif.VALIDE: "validé",
EtatJustificatif.NON_VALIDE: "non validé",
EtatJustificatif.ATTENTE: "en attente",
EtatJustificatif.MODIFIE: "modifié",
}
def is_iso_formated(date: str, convert=False) -> bool or datetime.datetime or None:
"""
Vérifie si une date est au format iso
Retourne un booléen Vrai (ou un objet Datetime si convert = True)
si l'objet est au format iso
Retourne Faux si l'objet n'est pas au format et convert = False
Retourne None sinon
"""
import dateutil.parser as dtparser
try:
date: datetime.datetime = dtparser.isoparse(date)
return date if convert else True
except Exception:
return None if convert else False
def localize_datetime(date: datetime.datetime or str) -> datetime.datetime:
if type(date) == str:
date = is_iso_formated(date, convert=True)
new_date: datetime.datetime = date
if date.tzinfo == None:
from app.models.assiduites import Assiduite
first_assiduite = Assiduite.query.first()
if first_assiduite is not None:
new_date = date.replace(tzinfo=first_assiduite.date_debut.tzinfo)
return new_date
def verif_interval(
periode: tuple[datetime.datetime], interval: tuple[datetime.datetime]
) -> bool:
"""
Vérifie si une période est comprise dans un interval, chevauche l'interval ou comprend l'interval
Retourne Vrai si c'est le cas, faux sinon
"""
p_deb, p_fin = periode
i_deb, i_fin = interval
i = intervalmap()
p = intervalmap()
i[:] = 0
p[:] = 0
i[i_deb:i_fin] = 1
p[p_deb:p_fin] = 1
res: int = sum((i[p_deb], i[p_fin], p[i_deb], p[i_fin]))
return res > 0
# Types de modules
class ModuleType(IntEnum):
"""Code des types de module."""
# Stockés en BD dans Module.module_type: ne pas modifier ces valeurs
STANDARD = 0
MALUS = 1
RESSOURCE = 2 # BUT
SAE = 3 # BUT
@classmethod
def get_abbrev(cls, code) -> str:
"""Abbréviation décrivant le type de module à partir du code integer:
"mod", "malus", "res", "sae"
(utilisées pour style CSS)
"""
return {
ModuleType.STANDARD: "mod",
ModuleType.MALUS: "malus",
ModuleType.RESSOURCE: "res",
ModuleType.SAE: "sae",
}.get(code, "???")
MODULE_TYPE_NAMES = {
ModuleType.STANDARD: "Module",
ModuleType.MALUS: "Malus",
ModuleType.RESSOURCE: "Ressource",
ModuleType.SAE: "SAÉ",
None: "Module",
}
PARTITION_PARCOURS = "Parcours"
MALUS_MAX = 20.0
MALUS_MIN = -20.0
APO_MISSING_CODE_STR = "----" # shown in HTML pages in place of missing code Apogée
EDIT_NB_ETAPES = 6 # Nombre max de codes étapes / semestre presentés dans l'UI
IT_SITUATION_MISSING_STR = (
"____" # shown on ficheEtud (devenir) in place of empty situation
)
RANG_ATTENTE_STR = "(attente)" # rang affiché sur bulletins quand notes en attente
# borne supérieure de chaque mention
NOTES_MENTIONS_TH = (
NOTES_TOLERANCE,
7.0,
10.0,
12.0,
14.0,
16.0,
18.0,
20.0 + NOTES_TOLERANCE,
)
NOTES_MENTIONS_LABS = (
"Nul",
"Faible",
"Insuffisant",
"Passable",
"Assez bien",
"Bien",
"Très bien",
"Excellent",
)
EVALUATION_NORMALE = 0
EVALUATION_RATTRAPAGE = 1
EVALUATION_SESSION2 = 2
# Dates et années scolaires
# Ces dates "pivot" sont paramétrables dans les préférences générales
# on donne ici les valeurs par défaut.
# Les semestres commençant à partir du 1er août 20XX sont
# dans l'année scolaire 20XX
MONTH_DEBUT_ANNEE_SCOLAIRE = 8 # août
# Les semestres commençant à partir du 1er décembre
# sont "2eme période" (S_pair):
MONTH_DEBUT_PERIODE2 = MONTH_DEBUT_ANNEE_SCOLAIRE + 4
MONTH_NAMES_ABBREV = (
"Jan ",
"Fév ",
"Mars",
"Avr ",
"Mai ",
"Juin",
"Jul ",
"Août",
"Sept",
"Oct ",
"Nov ",
"Déc ",
)
MONTH_NAMES = (
"janvier",
"février",
"mars",
"avril",
"mai",
"juin",
"juillet",
"août",
"septembre",
"octobre",
"novembre",
"décembre",
)
DAY_NAMES = ("lundi", "mardi", "mercredi", "jeudi", "vendredi", "samedi", "dimanche")
def fmt_note(val, note_max=None, keep_numeric=False):
"""conversion note en str pour affichage dans tables HTML ou PDF.
Si keep_numeric, laisse les valeur numeriques telles quelles (pour export Excel)
"""
if val is None or val == NOTES_ABSENCE:
return "ABS"
if val == NOTES_NEUTRALISE:
return "EXC" # excuse, note neutralise
if val == NOTES_ATTENTE:
return "ATT" # attente, note neutralisee
if not isinstance(val, str):
if np.isnan(val):
return "~"
if (note_max is not None) and note_max > 0:
val = val * 20.0 / note_max
if keep_numeric:
return val
else:
s = "%2.2f" % round(float(val), 2) # 2 chiffres apres la virgule
s = "0" * (5 - len(s)) + s # padding: 0 à gauche pour longueur 5: "12.34"
return s
else:
return val.replace("NA", "-")
def fmt_coef(val):
"""Conversion valeur coefficient (float) en chaine"""
if val < 0.01:
return "%g" % val # unusually small value
return "%g" % round(val, 2)
def fmt_abs(val):
"""Conversion absences en chaine. val est une list [nb_abs_total, nb_abs_justifiees
=> NbAbs / Nb_justifiees
"""
return "%s / %s" % (val[0], val[1])
def isnumber(x):
"True if x is a number (int, float, etc.)"
return isinstance(x, numbers.Number)
def jsnan(x):
"if x is NaN, returns None"
if isinstance(x, numbers.Number) and np.isnan(x):
return None
return x
def join_words(*words):
words = [str(w).strip() for w in words if w is not None]
return " ".join([w for w in words if w])
def get_mention(moy):
"""Texte "mention" en fonction de la moyenne générale"""
try:
moy = float(moy)
except:
return ""
if moy > 0.0:
return NOTES_MENTIONS_LABS[bisect.bisect_right(NOTES_MENTIONS_TH, moy)]
else:
return ""
class DictDefault(dict): # obsolete, use collections.defaultdict
"""A dictionnary with default value for all keys
Each time a non existent key is requested, it is added to the dict.
(used in python 2.4, can't use new __missing__ method)
"""
defaultvalue = 0
def __init__(self, defaultvalue=0, kv_dict={}):
dict.__init__(self)
self.defaultvalue = defaultvalue
self.update(kv_dict)
def __getitem__(self, k):
if k in self:
return self.get(k)
value = copy.copy(self.defaultvalue)
self[k] = value
return value
class WrapDict(object):
"""Wrap a dict so that getitem returns '' when values are None"""
def __init__(self, adict, NoneValue=""):
self.dict = adict
self.NoneValue = NoneValue
def __getitem__(self, key):
value = self.dict[key]
if value is None:
return self.NoneValue
else:
return value
def group_by_key(d, key):
gr = DictDefault(defaultvalue=[])
for e in d:
gr[e[key]].append(e)
return gr
# ----- Global lock for critical sections (except notes_tables caches)
GSL = _thread.allocate_lock() # Global ScoDoc Lock
SCODOC_DIR = Config.SCODOC_DIR
# ----- Repertoire "config" modifiable
# /opt/scodoc-data/config
SCODOC_CFG_DIR = os.path.join(Config.SCODOC_VAR_DIR, "config")
# ----- Version information
SCODOC_VERSION_DIR = os.path.join(SCODOC_CFG_DIR, "version")
# ----- Repertoire tmp : /opt/scodoc-data/tmp
SCO_TMP_DIR = os.path.join(Config.SCODOC_VAR_DIR, "tmp")
if not os.path.exists(SCO_TMP_DIR) and os.path.exists(Config.SCODOC_VAR_DIR):
os.mkdir(SCO_TMP_DIR, 0o755)
# ----- Les logos: /opt/scodoc-data/config/logos
SCODOC_LOGOS_DIR = os.path.join(SCODOC_CFG_DIR, "logos")
LOGOS_IMAGES_ALLOWED_TYPES = ("jpg", "jpeg", "png") # remind that PIL does not read pdf
LOGOS_DIR_PREFIX = "logos_"
LOGO_FILE_PREFIX = "logo_"
# forme générale des noms des fichiers logos/background:
# SCODOC_LOGO_DIR/LOGO_FILE_PREFIX<name>.<suffix> (fichier global) ou
# SCODOC_LOGO_DIR/LOGOS_DIR_PREFIX<dept_id>/LOGO_FILE_PREFIX<name>.<suffix> (fichier départemental)
# ----- Les outils distribués
SCO_TOOLS_DIR = os.path.join(Config.SCODOC_DIR, "tools")
# ----- Lecture du fichier de configuration
from app.scodoc import sco_config
from app.scodoc import sco_config_load
sco_config_load.load_local_configuration(SCODOC_CFG_DIR)
CONFIG = sco_config.CONFIG
if hasattr(CONFIG, "CODES_EXPL"):
CODES_EXPL.update(
CONFIG.CODES_EXPL
) # permet de customiser les explications de codes
if CONFIG.CUSTOM_HTML_HEADER:
CUSTOM_HTML_HEADER = open(CONFIG.CUSTOM_HTML_HEADER).read()
else:
CUSTOM_HTML_HEADER = ""
if CONFIG.CUSTOM_HTML_HEADER_CNX:
CUSTOM_HTML_HEADER_CNX = open(CONFIG.CUSTOM_HTML_HEADER_CNX).read()
else:
CUSTOM_HTML_HEADER_CNX = ""
if CONFIG.CUSTOM_HTML_FOOTER:
CUSTOM_HTML_FOOTER = open(CONFIG.CUSTOM_HTML_FOOTER).read()
else:
CUSTOM_HTML_FOOTER = ""
if CONFIG.CUSTOM_HTML_FOOTER_CNX:
CUSTOM_HTML_FOOTER_CNX = open(CONFIG.CUSTOM_HTML_FOOTER_CNX).read()
else:
CUSTOM_HTML_FOOTER_CNX = ""
SCO_ENCODING = "utf-8" # used by Excel, XML, PDF, ...
SCO_DEFAULT_SQL_USER = "scodoc" # should match Zope process UID
SCO_DEFAULT_SQL_PORT = "5432"
SCO_DEFAULT_SQL_USERS_CNX = "dbname=SCOUSERS port=%s" % SCO_DEFAULT_SQL_PORT
# Valeurs utilisées pour affichage seulement, pas de requetes ni de mails envoyés:
SCO_WEBSITE = "https://scodoc.org"
SCO_USER_MANUAL = "https://scodoc.org/GuideUtilisateur"
SCO_ANNONCES_WEBSITE = "https://listes.univ-paris13.fr/mailman/listinfo/scodoc-annonces"
SCO_DEVEL_LIST = "scodoc-devel@listes.univ-paris13.fr"
SCO_USERS_LIST = "notes@listes.univ-paris13.fr"
SCO_LISTS_URL = "https://scodoc.org/ListesDeDiffusion/"
SCO_DISCORD_ASSISTANCE = "https://discord.gg/ybw6ugtFsZ"
# Mails avec exceptions (erreurs) anormales envoyés à cette adresse:
# mettre '' pour désactiver completement l'envois de mails d'erreurs.
# (ces mails sont précieux pour corriger les erreurs, ne les désactiver que si
# vous avez de bonnes raisons de le faire: vous pouvez me contacter avant)
SCO_EXC_MAIL = "scodoc-exception@viennet.net"
# L'adresse du mainteneur (non utilisée automatiquement par ScoDoc: ne pas changer)
SCO_DEV_MAIL = "emmanuel.viennet@gmail.com" # SVP ne pas changer
# Adresse pour l'envoi des dumps (pour assistance technnique):
# ne pas changer (ou vous perdez le support)
SCO_DUMP_UP_URL = "https://scodoc.org/scodoc-installmgr/upload-dump"
SCO_UP2DATE = "https://scodoc.org/scodoc-installmgr/check_version"
CSV_FIELDSEP = ";"
CSV_LINESEP = "\n"
CSV_MIMETYPE = "text/comma-separated-values"
CSV_SUFFIX = ".csv"
DOCX_MIMETYPE = (
"application/vnd.openxmlformats-officedocument.wordprocessingml.document"
)
DOCX_SUFFIX = ".docx"
JSON_MIMETYPE = "application/json"
JSON_SUFFIX = ".json"
PDF_MIMETYPE = "application/pdf"
PDF_SUFFIX = ".pdf"
XLS_MIMETYPE = "application/vnd.ms-excel"
XLS_SUFFIX = ".xls"
XLSX_MIMETYPE = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
XLSX_SUFFIX = ".xlsx"
XML_MIMETYPE = "text/xml"
XML_SUFFIX = ".xml"
# Format pour lesquels on exporte sans formattage des nombres (pas de perte de précision)
FORMATS_NUMERIQUES = {"csv", "xls", "xlsx", "xml", "json"}
def get_mime_suffix(format_code: str) -> tuple[str, str]:
"""Returns (MIME, SUFFIX) from format_code == "xls", "xml", ...
SUFFIX includes the dot: ".xlsx", ".xml", ...
"xls" and "xlsx" format codes give XLSX
"""
d = {
"csv": (CSV_MIMETYPE, CSV_SUFFIX),
"docx": (DOCX_MIMETYPE, DOCX_SUFFIX),
"xls": (XLSX_MIMETYPE, XLSX_SUFFIX),
"xlsx": (XLSX_MIMETYPE, XLSX_SUFFIX),
"pdf": (PDF_MIMETYPE, PDF_SUFFIX),
"xml": (XML_MIMETYPE, XML_SUFFIX),
"json": (JSON_MIMETYPE, JSON_SUFFIX),
}
return d[format_code]
# Admissions des étudiants
# Différents types de voies d'admission:
# (stocké en texte libre dans la base, mais saisie par menus pour harmoniser)
TYPE_ADMISSION_DEFAULT = "Inconnue"
TYPES_ADMISSION = (TYPE_ADMISSION_DEFAULT, "APB", "APB-PC", "CEF", "Direct")
BULLETINS_VERSIONS = ("short", "selectedevals", "long")
# Support for ScoDoc7 compatibility
def ScoURL():
"""base URL for this sco instance.
e.g. https://scodoc.xxx.fr/ScoDoc/DEPT/Scolarite
= page accueil département
"""
return url_for("scolar.index_html", scodoc_dept=g.scodoc_dept)[
: -len("/index_html")
]
def NotesURL():
"""URL of Notes
e.g. https://scodoc.xxx.fr/ScoDoc/DEPT/Scolarite/Notes
= url de base des méthodes de notes
(page accueil programmes).
"""
return url_for("notes.index_html", scodoc_dept=g.scodoc_dept)[: -len("/index_html")]
def AbsencesURL():
"""URL of Absences"""
return url_for("absences.index_html", scodoc_dept=g.scodoc_dept)[
: -len("/index_html")
]
def UsersURL():
"""URL of Users
e.g. https://scodoc.xxx.fr/ScoDoc/DEPT/Scolarite/Users
= url de base des requêtes ZScoUsers
et page accueil users
"""
return url_for("users.index_html", scodoc_dept=g.scodoc_dept)[: -len("/index_html")]
# ---- Simple python utilities
def simplesqlquote(s, maxlen=50):
"""simple SQL quoting to avoid most SQL injection attacks.
Note: we use this function in the (rare) cases where we have to
construct SQL code manually"""
s = s[:maxlen]
s.replace("'", r"\'")
s.replace(";", r"\;")
for bad in ("select", "drop", ";", "--", "insert", "delete", "xp_"):
s = s.replace(bad, "")
return s
def unescape_html(s):
"""un-escape html entities"""
s = s.strip().replace("&amp;", "&")
s = s.replace("&lt;", "<")
s = s.replace("&gt;", ">")
return s
def build_url_query(url: str, **params) -> str:
"""Add parameters to existing url, as a query string"""
url_parse = urlparse(url)
query = url_parse.query
url_dict = dict(parse_qsl(query))
url_dict.update(params)
url_new_query = urlencode(url_dict)
url_parse = url_parse._replace(query=url_new_query)
new_url = urlunparse(url_parse)
return new_url
# test if obj is iterable (but not a string)
isiterable = lambda obj: getattr(obj, "__iter__", False)
def unescape_html_dict(d):
"""un-escape all dict values, recursively"""
try:
indices = list(d.keys())
except:
indices = list(range(len(d)))
for k in indices:
v = d[k]
if isinstance(v, bytes):
d[k] = unescape_html(v)
elif isiterable(v):
unescape_html_dict(v)
# Expressions used to check noms/prenoms
FORBIDDEN_CHARS_EXP = re.compile(r"[*\|~\(\)\\]")
ALPHANUM_EXP = re.compile(r"^[\w-]+$", re.UNICODE)
def is_valid_code_nip(s):
"""True si s peut être un code NIP: au moins 6 chiffres décimaux"""
if not s:
return False
return re.match(r"^[0-9]{6,32}$", s)
def strnone(s):
"convert s to string, '' if s is false"
if s:
return str(s)
else:
return ""
def stripquotes(s):
"strip s from spaces and quotes"
s = s.strip()
if s and ((s[0] == '"' and s[-1] == '"') or (s[0] == "'" and s[-1] == "'")):
s = s[1:-1]
return s
def suppress_accents(s):
"remove accents and suppress non ascii characters from string s"
if isinstance(s, str):
return (
unicodedata.normalize("NFD", s)
.encode("ascii", "ignore")
.decode(SCO_ENCODING)
)
return s # may be int
class PurgeChars:
"""delete all chars except those belonging to the specified string"""
def __init__(self, allowed_chars=""):
self.allowed_chars_set = {ord(c) for c in allowed_chars}
def __getitem__(self, x):
if x not in self.allowed_chars_set:
return None
raise LookupError()
def purge_chars(s, allowed_chars=""):
return s.translate(PurgeChars(allowed_chars=allowed_chars))
def sanitize_string(s, remove_spaces=True):
"""s is an ordinary string, encoding given by SCO_ENCODING"
suppress accents and chars interpreted in XML
Irreversible (not a quote)
For ids and some filenames
"""
# Table suppressing some chars:
to_del = "'`\"<>!&\\ " if remove_spaces else "'`\"<>!&"
trans = str.maketrans("", "", to_del)
return suppress_accents(s.translate(trans)).replace("\t", "_")
_BAD_FILENAME_CHARS = str.maketrans("", "", ":/\\&[]*?'")
def make_filename(name):
"""Try to convert name to a reasonable filename
without spaces, (back)slashes, : and without accents
"""
return (
suppress_accents(name.translate(_BAD_FILENAME_CHARS)).replace(" ", "_")
or "scodoc"
)
VALID_CARS = (
"-abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_.!" # no / !
)
VALID_CARS_SET = set(VALID_CARS)
VALID_EXP = re.compile("^[" + VALID_CARS + "]+$")
def sanitize_filename(filename):
"""Keep only valid chars
used for archives filenames
"""
filename = suppress_accents(filename.replace(" ", "_"))
sane = "".join([c for c in filename if c in VALID_CARS_SET])
if len(sane) < 2:
sane = time.strftime("%Y-%m-%d-%H%M%S") + "-" + sane
return sane
def is_valid_filename(filename):
"""True if filename is safe"""
return VALID_EXP.match(filename)
BOOL_STR = {
"": False,
"false": False,
"0": False,
"1": True,
"true": True,
}
def to_bool(x) -> bool:
"""a boolean, may also be encoded as a string "0", "False", "1", "True" """
if isinstance(x, str):
return BOOL_STR.get(x.lower().strip(), True)
return bool(x)
# Min/Max values for numbers stored in database:
DB_MIN_FLOAT = -1e30
DB_MAX_FLOAT = 1e30
DB_MIN_INT = -(1 << 31)
DB_MAX_INT = (1 << 31) - 1
def bul_filename_old(sem: dict, etud: dict, format):
"""Build a filename for this bulletin"""
dt = time.strftime("%Y-%m-%d")
filename = f"bul-{sem['titre_num']}-{dt}-{etud['nom']}.{format}"
filename = make_filename(filename)
return filename
def bul_filename(formsemestre, etud, format):
"""Build a filename for this bulletin"""
dt = time.strftime("%Y-%m-%d")
filename = f"bul-{formsemestre.titre_num()}-{dt}-{etud.nom}.{format}"
filename = make_filename(filename)
return filename
def flash_errors(form):
"""Flashes form errors (version sommaire)"""
for field, errors in form.errors.items():
flash(
"Erreur: voir le champs %s" % (getattr(form, field).label.text,),
"warning",
)
# see https://getbootstrap.com/docs/4.0/components/alerts/
def flash_once(message: str):
"""Flash the message, but only once per request"""
if not hasattr(g, "sco_flashed_once"):
g.sco_flashed_once = set()
if not message in g.sco_flashed_once:
flash(message)
g.sco_flashed_once.add(message)
def sendCSVFile(data, filename): # DEPRECATED utiliser send_file
"""publication fichier CSV."""
return send_file(data, filename=filename, mime=CSV_MIMETYPE, attached=True)
def sendPDFFile(data, filename): # DEPRECATED utiliser send_file
return send_file(data, filename=filename, mime=PDF_MIMETYPE, attached=True)
class ScoDocJSONEncoder(json.JSONEncoder):
def default(self, o): # pylint: disable=E0202
if isinstance(o, (datetime.date, datetime.datetime)):
return o.isoformat()
elif isinstance(o, ApoEtapeVDI):
return str(o)
else:
return json.JSONEncoder.default(self, o)
def sendJSON(data, attached=False, filename=None):
js = json.dumps(data, indent=1, cls=ScoDocJSONEncoder)
return send_file(
js, filename=filename or "sco_data.json", mime=JSON_MIMETYPE, attached=attached
)
def sendXML(
data,
tagname=None,
force_outer_xml_tag=True,
attached=False,
quote=False,
filename=None,
):
if type(data) != list:
data = [data] # always list-of-dicts
if force_outer_xml_tag:
data = [{tagname: data}]
tagname += "_list"
doc = sco_xml.simple_dictlist2xml(data, tagname=tagname, quote=quote)
return send_file(
doc, filename=filename or "sco_data.xml", mime=XML_MIMETYPE, attached=attached
)
def sendResult(
data,
name=None,
format=None,
force_outer_xml_tag=True,
attached=False,
quote_xml=False,
filename=None,
):
if (format is None) or (format == "html"):
return data
elif format == "xml": # name is outer tagname
return sendXML(
data,
tagname=name,
force_outer_xml_tag=force_outer_xml_tag,
attached=attached,
quote=quote_xml,
filename=filename,
)
elif format == "json":
return sendJSON(data, attached=attached, filename=filename)
else:
raise ValueError("invalid format: %s" % format)
def send_file(data, filename="", suffix="", mime=None, attached=None):
"""Build Flask Response for file download of given type
By default (attached is None), json and xml are inlined and other types are attached.
"""
if attached is None:
if mime == XML_MIMETYPE or mime == JSON_MIMETYPE:
attached = False
else:
attached = True
if filename:
if suffix:
filename += suffix
filename = make_filename(filename)
response = make_response(data)
response.headers["Content-Type"] = mime
if attached and filename:
response.headers["Content-Disposition"] = 'attachment; filename="%s"' % filename
return response
def send_docx(document, filename):
"Send a python-docx document"
buffer = io.BytesIO() # in-memory document, no disk file
document.save(buffer)
buffer.seek(0)
return flask.send_file(
buffer,
download_name=sanitize_filename(filename),
mimetype=DOCX_MIMETYPE,
)
def get_request_args():
"""returns a dict with request (POST or GET) arguments
converted to suit legacy Zope style (scodoc7) functions.
"""
# copy to get a mutable object (necessary for TrivialFormulator and several methods)
if request.method == "POST":
# request.form is a werkzeug.datastructures.ImmutableMultiDict
# must copy to get a mutable version (needed by TrivialFormulator)
vals = request.form.copy()
if request.files:
# Add files in form:
vals.update(request.files)
for k in request.form:
if k.endswith(":list"):
vals[k[:-5]] = request.form.getlist(k)
elif request.method == "GET":
vals = {}
for k in request.args:
# current_app.logger.debug("%s\t%s" % (k, request.args.getlist(k)))
if k.endswith(":list"):
vals[k[:-5]] = request.args.getlist(k)
else:
values = request.args.getlist(k)
vals[k] = values[0] if len(values) == 1 else values
return vals
def json_error(status_code, message=None):
"""Simple JSON response, for errors"""
payload = {
"error": HTTP_STATUS_CODES.get(status_code, "Unknown error"),
"status": status_code,
}
if message:
payload["message"] = message
response = jsonify(payload)
response.status_code = status_code
log(f"Error: {response}")
return response
def json_ok_response(status_code=200, payload=None):
"""Simple JSON respons for "success" """
payload = payload or {"OK": True}
response = jsonify(payload)
response.status_code = status_code
return response
def get_scodoc_version():
"return a string identifying ScoDoc version"
return sco_version.SCOVERSION
def check_scodoc7_password(scodoc7_hash, password):
"""Check a password vs scodoc7 hash
used only during old databases migrations"""
m = md5()
m.update(password.encode("utf-8"))
h = base64.encodebytes(m.digest()).decode("utf-8").strip()
return h == scodoc7_hash
# Simple string manipulations
def abbrev_prenom(prenom):
"Donne l'abreviation d'un prenom"
# un peu lent, mais espère traiter tous les cas
# Jean -> J.
# Charles -> Ch.
# Jean-Christophe -> J.-C.
# Marie Odile -> M. O.
prenom = prenom.replace(".", " ").strip()
if not prenom:
return ""
d = prenom[:3].upper()
if d == "CHA":
abrv = "Ch." # 'Charles' donne 'Ch.'
i = 3
else:
abrv = prenom[0].upper() + "."
i = 1
n = len(prenom)
while i < n:
c = prenom[i]
if c == " " or c == "-" and i < n - 1:
sep = c
i += 1
# gobbe tous les separateurs
while i < n and (prenom[i] == " " or prenom[i] == "-"):
if prenom[i] == "-":
sep = "-"
i += 1
if i < n:
abrv += sep + prenom[i].upper() + "."
i += 1
return abrv
#
def timedate_human_repr():
"representation du temps courant pour utilisateur"
return time.strftime("%d/%m/%Y à %Hh%M")
def annee_scolaire_repr(year, month):
"""representation de l'annee scolaire : '2009 - 2010'
à partir d'une date.
"""
if month >= MONTH_DEBUT_ANNEE_SCOLAIRE: # apres le 1er aout
return f"{year} - {year + 1}"
else:
return f"{year - 1} - {year}"
def annee_scolaire() -> int:
"""Année de debut de l'annee scolaire courante"""
t = time.localtime()
year, month = t[0], t[1]
return annee_scolaire_debut(year, month)
def annee_scolaire_debut(year, month) -> int:
"""Annee scolaire de début.
Par défaut (hémisphère nord), l'année du mois de août
précédent la date indiquée.
"""
if int(month) >= MONTH_DEBUT_ANNEE_SCOLAIRE:
return int(year)
else:
return int(year) - 1
def date_debut_anne_scolaire(annee_sco: int) -> datetime:
"""La date de début de l'année scolaire
(par défaut, le 1er aout)
"""
return datetime.datetime(year=annee_sco, month=MONTH_DEBUT_ANNEE_SCOLAIRE, day=1)
def date_fin_anne_scolaire(annee_sco: int) -> datetime:
"""La date de fin de l'année scolaire
(par défaut, le 31 juillet de l'année suivante)
"""
# on prend la date de début de l'année scolaire suivante,
# et on lui retre 1 jour.
# On s'affranchit ainsi des problèmes de durées de mois.
return datetime.datetime(
year=annee_sco + 1, month=MONTH_DEBUT_ANNEE_SCOLAIRE, day=1
) - datetime.timedelta(days=1)
def sem_decale_str(sem):
"""'D' si semestre decalé, ou ''"""
# considère "décalé" les semestre impairs commençant entre janvier et juin
# et les pairs entre juillet et decembre
if sem["semestre_id"] <= 0:
return ""
if (sem["semestre_id"] % 2 and sem["mois_debut_ord"] <= 6) or (
not sem["semestre_id"] % 2 and sem["mois_debut_ord"] > 6
):
return "D"
else:
return ""
def is_valid_mail(email):
"""True if well-formed email address"""
return re.match(r"^.+@.+\..{2,3}$", email)
def graph_from_edges(edges, graph_name="mygraph"):
"""Crée un graph pydot
à partir d'une liste d'arêtes [ (n1, n2), (n2, n3), ... ]
où n1, n2, ... sont des chaînes donnant l'id des nœuds.
Fonction remplaçant celle de pydot qui est buggée.
"""
nodes = set([it for tup in edges for it in tup])
graph = pydot.Dot(graph_name)
for n in nodes:
graph.add_node(pydot.Node(n))
for e in edges:
graph.add_edge(pydot.Edge(src=e[0], dst=e[1]))
return graph
ICONSIZES = {} # name : (width, height) cache image sizes
def icontag(name, file_format="png", no_size=False, **attrs):
"""tag HTML pour un icone.
(dans les versions anterieures on utilisait Zope)
Les icones sont des fichiers PNG dans .../static/icons
Si la taille (width et height) n'est pas spécifiée, lit l'image
pour la mesurer (et cache le résultat).
"""
if (not no_size) and (("width" not in attrs) or ("height" not in attrs)):
if name not in ICONSIZES:
img_file = os.path.join(
Config.SCODOC_DIR,
"app/static/icons/%s.%s"
% (
name,
file_format,
),
)
im = PILImage.open(img_file)
width, height = im.size[0], im.size[1]
ICONSIZES[name] = (width, height) # cache
else:
width, height = ICONSIZES[name]
attrs["width"] = width
attrs["height"] = height
if "border" not in attrs:
attrs["border"] = 0
if "alt" not in attrs:
attrs["alt"] = "logo %s" % name
s = " ".join(['%s="%s"' % (k, attrs[k]) for k in attrs])
return f'<img class="{name}" {s} src="{STATIC_DIR}/icons/{name}.{file_format}" />'
ICON_PDF = icontag("pdficon16x20_img", title="Version PDF")
ICON_XLS = icontag("xlsicon_img", title="Version tableur")
# HTML emojis
EMO_WARNING = "&#9888;&#65039;" # warning /!\
EMO_RED_TRIANGLE_DOWN = "&#128315;" # red triangle pointed down
EMO_PREV_ARROW = "&#10094;"
EMO_NEXT_ARROW = "&#10095;"
def sort_dates(L, reverse=False):
"""Return sorted list of dates, allowing None items (they are put at the beginning)"""
mindate = datetime.datetime(datetime.MINYEAR, 1, 1)
try:
return sorted(L, key=lambda x: x or mindate, reverse=reverse)
except:
# Helps debugging
log("sort_dates( %s )" % L)
raise
def heterogeneous_sorting_key(x):
"key to sort non homogeneous sequences"
return (float(x), "") if isinstance(x, (bool, float, int)) else (-1e34, str(x))
def query_portal(req, msg="Portail Apogee", timeout=3):
"""Retreives external data using HTTP request
(used to connect to Apogee portal, or ScoDoc server)
returns a string, "" on error
"""
log("query_portal: %s" % req)
error_message = None
try:
r = requests.get(req, timeout=timeout) # seconds / request
except requests.ConnectionError:
error_message = "ConnectionError"
except requests.Timeout:
error_message = "Timeout"
except requests.TooManyRedirects:
error_message = "TooManyRedirects"
except requests.RequestException:
error_message = f"can't connect to {msg}"
if error_message is not None:
log(f"query_portal: {error_message}")
return ""
if r.status_code != 200:
log(f"query_portal: http error {r.status_code}")
return ""
return r.text
def confirm_dialog(
message="<p>Confirmer ?</p>",
OK="OK",
Cancel="Annuler",
dest_url="",
cancel_url="",
target_variable="dialog_confirmed",
parameters={},
add_headers=True, # complete page
helpmsg=None,
):
from app.scodoc import html_sco_header
# dialog de confirmation simple
parameters[target_variable] = 1
# Attention: la page a pu etre servie en GET avec des parametres
# si on laisse l'url "action" vide, les parametres restent alors que l'on passe en POST...
if not dest_url:
action = ""
else:
# strip remaining parameters from destination url:
dest_url = urllib.parse.splitquery(dest_url)[0]
action = f'action="{dest_url}"'
H = [
f"""<form {action} method="POST">
{message}
""",
]
if OK or not cancel_url:
H.append(f'<input type="submit" value="{OK}"/>')
if cancel_url:
H.append(
"""<input type ="button" value="%s"
onClick="document.location='%s';"/>"""
% (Cancel, cancel_url)
)
for param in parameters.keys():
if parameters[param] is None:
parameters[param] = ""
if type(parameters[param]) == type([]):
for e in parameters[param]:
H.append('<input type="hidden" name="%s" value="%s"/>' % (param, e))
else:
H.append(
'<input type="hidden" name="%s" value="%s"/>'
% (param, parameters[param])
)
H.append("</form>")
if helpmsg:
H.append('<p class="help">' + helpmsg + "</p>")
if add_headers:
return (
html_sco_header.sco_header() + "\n".join(H) + html_sco_header.sco_footer()
)
else:
return "\n".join(H)
def objects_renumber(db, obj_list) -> None:
"""fixe les numeros des objets d'une liste de modèles
pour ne pas changer son ordre"""
log(f"objects_renumber")
for i, obj in enumerate(obj_list):
obj.numero = i
db.session.add(obj)
db.session.commit()
def gen_cell(key: str, row: dict, elt="td", with_col_class=False):
"html table cell"
klass = row.get(f"_{key}_class", "")
if with_col_class:
klass = key + " " + klass
attrs = f'class="{klass}"' if klass else ""
data = row.get(f"_{key}_data") # dict
if data:
for k in data:
attrs += f' data-{k}="{data[k]}"'
order = row.get(f"_{key}_order")
if order:
attrs += f' data-order="{order}"'
content = row.get(key, "")
target = row.get(f"_{key}_target")
target_attrs = row.get(f"_{key}_target_attrs", "")
if target or target_attrs: # avec lien
href = f'href="{target}"' if target else ""
content = f"<a {href} {target_attrs}>{content}</a>"
return f"<{elt} {attrs}>{content}</{elt}>"
def gen_row(
keys: list[str], row, elt="td", selected_etudid=None, with_col_classes=False
):
"html table row"
klass = row.get("_tr_class")
tr_class = f'class="{klass}"' if klass else ""
tr_id = (
f"""id="row_selected" """ if (row.get("etudid", "") == selected_etudid) else ""
)
return f"""<tr {tr_id} {tr_class}>{"".join([gen_cell(key, row, elt, with_col_class=with_col_classes) for key in keys if not key.startswith('_')])}</tr>"""
# Pour accès depuis les templates jinja
def is_entreprises_enabled():
from app.models import ScoDocSiteConfig
return ScoDocSiteConfig.is_entreprises_enabled()
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