File size: 9,028 Bytes
7ba64dc
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
"""Generation de valeurs PII francaises pour le corpus synthetique.

Chaque generateur renvoie (valeur_texte, type_entite). Les formats de surface
varient volontairement (espaces IBAN, points telephone, casse noms) : le
benchmark doit refleter la realite des documents, pas des valeurs canoniques.
"""

import random
from dataclasses import dataclass, field

from faker import Faker

from . import checksums as ck

# Types d'entites du benchmark (aligne sur l'analyse, doc/memory/analyse.md §2)
TYPES = [
    "PERSON", "COMPANY", "ADDRESS", "CITY", "EMAIL", "PHONE", "DATE",
    "DATE_BIRTH", "IBAN", "NIR", "SIREN", "SIRET", "TVA", "CARD", "PLATE",
    "RG", "CADASTRE", "IP", "AMOUNT", "REF", "URL", "SECRET",
    "USERAGENT", "MAC", "IPV6", "AGE", "ACCOUNT",
]


@dataclass
class Person:
    """Une personne avec ses variantes de surface (piege n°1 : 'Dupont' seul)."""
    first: str
    last: str
    civ: str = "M."

    @property
    def full(self) -> str:
        return f"{self.first} {self.last}"

    def variants(self) -> list[str]:
        return [
            self.full,
            f"{self.civ} {self.last}",
            self.last.upper(),
            self.last,
            f"{self.civ} {self.first} {self.last.upper()}",
            f"{self.first[0]}. {self.last}",
            f"{self.last}, {self.first}",  # etat civil / BODACC : Nom, Prenom
        ]


@dataclass
class PiiFactory:
    seed: int = 0
    rng: random.Random = field(init=False)
    fk: Faker = field(init=False)

    def __post_init__(self):
        self.rng = random.Random(self.seed)
        self.fk = Faker("fr_FR")
        self.fk.seed_instance(self.seed)

    # --- personnes / societes / lieux ------------------------------------
    def person(self) -> Person:
        civ = self.rng.choice(["M.", "Mme", "Me", "Dr"])
        if civ == "Mme":
            first = self.fk.first_name_female()
        else:
            first = self.fk.first_name_male()
        return Person(first=first, last=self.fk.last_name(), civ=civ)

    def company(self) -> str:
        # styles releves sur BODACC (remontees reelles 2026-07-28) : marques
        # tout-majuscules, sigles, style domaine — pas que du Faker propre
        style = self.rng.random()
        if style < 0.5:
            base = self.fk.company()
            forme = self.rng.choice(["", "", " SARL", " SAS", " SA", " SCI"])
            return base + forme
        if style < 0.7:
            suffix = self.rng.choice(["", "", " TRANSPORTS", " CONSEIL",
                                      " IMMO", " DISTRIBUTION", " BATIMENT"])
            return self.fk.last_name().upper().replace(" ", "") + suffix
        if style < 0.8:
            return self.fk.last_name().upper() + "." + self.rng.choice(["FR", "COM"])
        if style < 0.9:
            letters = [w[0].upper() for w in self.fk.company().split()[:3]]
            while len(letters) < 2:
                letters.append(self.rng.choice("BCDFGMPRST"))
            return ".".join(letters) + "."
        return self.fk.company().upper()

    def address(self) -> str:
        # formes reelles : plages de numeros, lieux-dits, hameaux sans type
        # de voie, Grande Rue, residences (remontees BODACC)
        style = self.rng.random()
        if style < 0.55:
            return self.fk.street_address()
        if style < 0.65:
            n = self.rng.randint(1, 120)
            return f"{n}-{n + self.rng.choice([2, 4, 6])} {self.fk.street_name()}"
        if style < 0.75:
            art = self.rng.choice(["La", "Le", "Les"])
            return f"Lieu-dit {art} {self.fk.last_name()}"
        if style < 0.85:
            return f"{self.rng.randint(1, 40)} {self.fk.last_name()}"
        if style < 0.93:
            return f"{self.rng.randint(1, 60)} Grande Rue"
        art = self.rng.choice(["La", "Le", "Les"])
        return (f"{self.rng.randint(1, 30)} Résidence {art} "
                f"{self.fk.last_name()}")

    def city(self) -> str:
        city = self.fk.city()
        if city.startswith("Saint") and self.rng.random() < 0.5:
            return city.replace("Sainte-", "Ste-").replace("Saint-", "St-")
        return city

    def email(self, person: Person | None = None) -> str:
        if person and self.rng.random() < 0.7:
            dom = self.rng.choice(["gmail.com", "orange.fr", "free.fr", "outlook.fr"])
            sep = self.rng.choice([".", "", "-"])
            return f"{person.first.lower()}{sep}{person.last.lower()}@{dom}".replace(" ", "")
        return self.fk.email()

    # --- identifiants a checksum -----------------------------------------
    def iban(self) -> str:
        raw = ck.gen_iban_fr(self.rng)
        if self.rng.random() < 0.6:
            return " ".join(raw[i:i + 4] for i in range(0, len(raw), 4))
        return raw

    def nir(self) -> str:
        raw = ck.gen_nir(self.rng)
        if self.rng.random() < 0.5:
            p = [raw[0], raw[1:3], raw[3:5], raw[5:7], raw[7:10], raw[10:13], raw[13:15]]
            return " ".join(p)
        return raw

    def siren(self) -> str:
        raw = ck.gen_siren(self.rng)
        if self.rng.random() < 0.5:
            return f"{raw[:3]} {raw[3:6]} {raw[6:]}"
        return raw

    def siret(self) -> str:
        raw = ck.gen_siret(self.rng)
        if self.rng.random() < 0.5:
            return f"{raw[:3]} {raw[3:6]} {raw[6:9]} {raw[9:]}"
        return raw

    def tva(self) -> str:
        raw = ck.gen_tva_fr(self.rng)
        if self.rng.random() < 0.4:
            return f"{raw[:4]} {raw[4:]}"
        return raw

    def card(self) -> str:
        raw = ck.gen_carte_bancaire(self.rng)
        if self.rng.random() < 0.5:
            return " ".join(raw[i:i + 4] for i in range(0, 16, 4))
        return raw

    # --- regex sans checksum ----------------------------------------------
    def phone(self) -> str:
        prefix = self.rng.choice(["01", "02", "03", "04", "05", "06", "07", "09"])
        digits = [f"{self.rng.randint(0, 99):02d}" for _ in range(4)]
        style = self.rng.random()
        if style < 0.3:
            return "+33 " + prefix[1] + " " + " ".join(digits)
        if style < 0.6:
            return prefix + " " + " ".join(digits)
        if style < 0.8:
            return prefix + "." + ".".join(digits)
        return prefix + "".join(digits)

    def plate(self) -> str:
        letters = "BCDFGHJKLMNPRSTVWXZ"
        if self.rng.random() < 0.8:
            return (f"{self.rng.choice(letters)}{self.rng.choice(letters)}-"
                    f"{self.rng.randint(100, 999)}-"
                    f"{self.rng.choice(letters)}{self.rng.choice(letters)}")
        return (f"{self.rng.randint(100, 999)} "
                f"{''.join(self.rng.choices(letters, k=3))} "
                f"{self.rng.randint(1, 95):02d}")

    def rg(self) -> str:
        return f"{self.rng.randint(18, 26):02d}/{self.rng.randint(1, 99999):05d}"

    def cadastre(self) -> str:
        letters = "ABCDEFGHIKLMNOPRSTVXYZ"
        section = "".join(self.rng.choices(letters, k=self.rng.choice([1, 2])))
        return f"section {section}{self.rng.randint(1, 999)}"

    def ip(self) -> str:
        return self.fk.ipv4()

    # --- divers ------------------------------------------------------------
    def date(self) -> str:
        d = self.fk.date_between(start_date="-3y", end_date="today")
        if self.rng.random() < 0.5:
            return d.strftime("%d/%m/%Y")
        months = ["janvier", "février", "mars", "avril", "mai", "juin", "juillet",
                  "août", "septembre", "octobre", "novembre", "décembre"]
        return f"{d.day} {months[d.month - 1]} {d.year}"

    def ref(self) -> str:
        """Numero de dossier/facture NON etiquete : distracteur numerique."""
        return f"{self.rng.randint(100, 99999):05d}"

    def date_birth(self) -> str:
        d = self.fk.date_of_birth(minimum_age=18, maximum_age=90)
        style = self.rng.random()
        if style < 0.4:
            return d.strftime("%d/%m/%Y")
        if style < 0.7:
            months = ["janvier", "février", "mars", "avril", "mai", "juin", "juillet",
                      "août", "septembre", "octobre", "novembre", "décembre"]
            return f"{d.day} {months[d.month - 1]} {d.year}"
        return d.strftime("%d.%m.%Y")

    def amount(self) -> str:
        v = self.rng.choice([
            f"{self.rng.randint(100, 9999)},{self.rng.randint(0, 99):02d}",
            f"{self.rng.randint(1, 99)} {self.rng.randint(100, 999)},{self.rng.randint(0, 99):02d}",
            str(self.rng.randint(50, 5000)),
        ])
        # decimale POINT et devise EUR : formats reels (BODACC, exports
        # bancaires), remontee 2026-07-28
        style = self.rng.random()
        if style < 0.15:
            return f"{self.rng.randint(500, 90000)}.{self.rng.randint(0, 99):02d} EUR"
        if style < 0.25:
            return f"{v.replace(',', '.').replace(' ', '')} EUR"
        if style < 0.35:
            return f"{v} euros"
        return f"{v} €"