This commit is contained in:
Gilles Soulier
2026-01-14 21:54:55 +01:00
parent c91c0f1fc9
commit d0b73b9319
140 changed files with 5822 additions and 161 deletions
+36 -16
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@@ -23,6 +23,7 @@ from pricewatch.app.core.schema import (
StockStatus,
)
from pricewatch.app.stores.base import BaseStore
from pricewatch.app.stores.price_parser import parse_price_text
logger = get_logger("stores.aliexpress")
@@ -126,6 +127,8 @@ class AliexpressStore(BaseStore):
images = self._extract_images(html, soup, debug_info)
category = self._extract_category(soup, debug_info)
specs = self._extract_specs(soup, debug_info)
description = self._extract_description(soup, debug_info)
msrp = self._extract_msrp(html, debug_info)
reference = self.extract_reference(url)
# Note sur le rendu client-side
@@ -150,8 +153,10 @@ class AliexpressStore(BaseStore):
stock_status=stock_status,
reference=reference,
category=category,
description=description,
images=images,
specs=specs,
msrp=msrp,
debug=debug_info,
)
@@ -183,6 +188,17 @@ class AliexpressStore(BaseStore):
debug.errors.append("Titre non trouvé")
return None
def _extract_description(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[str]:
"""Extrait la description (meta tags)."""
meta = soup.find("meta", property="og:description") or soup.find(
"meta", attrs={"name": "description"}
)
if meta:
description = meta.get("content", "").strip()
if description:
return description
return None
def _extract_price(
self, html: str, soup: BeautifulSoup, debug: DebugInfo
) -> Optional[float]:
@@ -193,35 +209,39 @@ class AliexpressStore(BaseStore):
On utilise regex sur le HTML brut.
"""
# Pattern 1: Prix avant € (ex: "136,69 €")
match = re.search(r"([0-9]+[.,][0-9]{2})\s*€", html)
match = re.search(r"([0-9][0-9\\s.,\\u00a0\\u202f\\u2009]*)\\s*€", html)
if match:
price_str = match.group(1).replace(",", ".")
try:
return float(price_str)
except ValueError:
pass
price = parse_price_text(match.group(1))
if price is not None:
return price
# Pattern 2: € avant prix (ex: "€ 136.69")
match = re.search(r"\s*([0-9]+[.,][0-9]{2})", html)
match = re.search(r"\\s*([0-9][0-9\\s.,\\u00a0\\u202f\\u2009]*)", html)
if match:
price_str = match.group(1).replace(",", ".")
try:
return float(price_str)
except ValueError:
pass
price = parse_price_text(match.group(1))
if price is not None:
return price
# Pattern 3: Chercher dans meta tags (moins fiable)
og_price = soup.find("meta", property="og:price:amount")
if og_price:
price_str = og_price.get("content", "")
try:
return float(price_str)
except ValueError:
pass
price = parse_price_text(price_str)
if price is not None:
return price
debug.errors.append("Prix non trouvé")
return None
def _extract_msrp(self, html: str, debug: DebugInfo) -> Optional[float]:
"""Extrait le prix conseille si present."""
match = re.search(r"originalPrice\"\\s*:\\s*\"([0-9\\s.,]+)\"", html)
if match:
price = parse_price_text(match.group(1))
if price is not None:
return price
return None
def _extract_currency(
self, url: str, soup: BeautifulSoup, debug: DebugInfo
) -> str:
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+2 -2
View File
@@ -54,12 +54,12 @@ specs_table:
# ASIN (parfois dans les métadonnées)
asin:
- "input[name='ASIN']"
- "th:contains('ASIN') + td"
- "th:-soup-contains('ASIN') + td"
# Messages captcha / robot check
captcha_indicators:
- "form[action*='validateCaptcha']"
- "p.a-last:contains('Sorry')"
- "p.a-last:-soup-contains('Sorry')"
- "img[alt*='captcha']"
# Notes pour le parsing:
+79 -18
View File
@@ -4,7 +4,9 @@ Store Amazon - Parsing de produits Amazon.fr et Amazon.com.
Supporte l'extraction de: titre, prix, ASIN, images, specs, etc.
"""
import json
import re
from html import unescape
from datetime import datetime
from pathlib import Path
from typing import Optional
@@ -21,6 +23,7 @@ from pricewatch.app.core.schema import (
StockStatus,
)
from pricewatch.app.stores.base import BaseStore
from pricewatch.app.stores.price_parser import parse_price_text
logger = get_logger("stores.amazon")
@@ -131,6 +134,8 @@ class AmazonStore(BaseStore):
images = self._extract_images(soup, debug_info)
category = self._extract_category(soup, debug_info)
specs = self._extract_specs(soup, debug_info)
description = self._extract_description(soup, debug_info)
msrp = self._extract_msrp(soup, debug_info)
reference = self.extract_reference(url) or self._extract_asin_from_html(soup)
# Déterminer le statut final (ne pas écraser FAILED)
@@ -150,8 +155,10 @@ class AmazonStore(BaseStore):
stock_status=stock_status,
reference=reference,
category=category,
description=description,
images=images,
specs=specs,
msrp=msrp,
debug=debug_info,
)
@@ -195,6 +202,17 @@ class AmazonStore(BaseStore):
debug.errors.append("Titre non trouvé")
return None
def _extract_description(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[str]:
"""Extrait la description (meta tags)."""
meta = soup.find("meta", property="og:description") or soup.find(
"meta", attrs={"name": "description"}
)
if meta:
description = meta.get("content", "").strip()
if description:
return description
return None
def _extract_price(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[float]:
"""Extrait le prix."""
selectors = self.get_selector("price", [])
@@ -205,14 +223,9 @@ class AmazonStore(BaseStore):
elements = soup.select(selector)
for element in elements:
text = element.get_text(strip=True)
# Extraire nombre (format: "299,99" ou "299.99")
match = re.search(r"(\d+)[.,](\d+)", text)
if match:
price_str = f"{match.group(1)}.{match.group(2)}"
try:
return float(price_str)
except ValueError:
continue
price = parse_price_text(text)
if price is not None:
return price
# Fallback: chercher les spans séparés a-price-whole et a-price-fraction
whole = soup.select_one("span.a-price-whole")
@@ -220,15 +233,24 @@ class AmazonStore(BaseStore):
if whole and fraction:
whole_text = whole.get_text(strip=True)
fraction_text = fraction.get_text(strip=True)
try:
price_str = f"{whole_text}.{fraction_text}"
return float(price_str)
except ValueError:
pass
price = parse_price_text(f"{whole_text}.{fraction_text}")
if price is not None:
return price
debug.errors.append("Prix non trouvé")
return None
def _extract_msrp(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[float]:
"""Extrait le prix conseille."""
strike = soup.select_one("span.priceBlockStrikePriceString") or soup.select_one(
"span.a-text-price span.a-offscreen"
)
if strike:
price = parse_price_text(strike.get_text(strip=True))
if price is not None:
return price
return None
def _extract_currency(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[str]:
"""Extrait la devise."""
selectors = self.get_selector("currency", [])
@@ -270,6 +292,7 @@ class AmazonStore(BaseStore):
def _extract_images(self, soup: BeautifulSoup, debug: DebugInfo) -> list[str]:
"""Extrait les URLs d'images."""
images = []
seen = set()
selectors = self.get_selector("images", [])
if isinstance(selectors, str):
selectors = [selectors]
@@ -278,19 +301,57 @@ class AmazonStore(BaseStore):
elements = soup.select(selector)
for element in elements:
# Attribut src ou data-src
url = element.get("src") or element.get("data-src")
url = element.get("src") or element.get("data-src") or element.get("data-old-hires")
if url and url.startswith("http"):
images.append(url)
if self._is_product_image(url) and url not in seen:
images.append(url)
seen.add(url)
dynamic = element.get("data-a-dynamic-image")
if dynamic:
urls = self._extract_dynamic_images(dynamic)
for dyn_url in urls:
if self._is_product_image(dyn_url) and dyn_url not in seen:
images.append(dyn_url)
seen.add(dyn_url)
# Fallback: chercher tous les img tags si aucune image trouvée
if not images:
all_imgs = soup.find_all("img")
for img in all_imgs:
url = img.get("src") or img.get("data-src")
if url and url.startswith("http"):
images.append(url)
if url and url.startswith("http") and self._is_product_image(url):
if url not in seen:
images.append(url)
seen.add(url)
return list(set(images)) # Dédupliquer
return images
def _extract_dynamic_images(self, raw: str) -> list[str]:
"""Extrait les URLs du JSON data-a-dynamic-image."""
try:
data = json.loads(unescape(raw))
except (TypeError, json.JSONDecodeError):
return []
urls = []
if isinstance(data, dict):
candidates = []
for url, dims in data.items():
if not isinstance(url, str) or not url.startswith("http"):
continue
size = dims[0] if isinstance(dims, list) and dims else 0
candidates.append((size, url))
candidates.sort(key=lambda item: item[0], reverse=True)
for _, url in candidates:
urls.append(url)
return urls
def _is_product_image(self, url: str) -> bool:
"""Filtre basique pour eviter les logos et sprites."""
lowered = url.lower()
if "prime_logo" in lowered or "sprite" in lowered:
return False
return True
def _extract_category(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[str]:
"""Extrait la catégorie depuis les breadcrumbs."""
+35 -10
View File
@@ -23,6 +23,7 @@ from pricewatch.app.core.schema import (
StockStatus,
)
from pricewatch.app.stores.base import BaseStore
from pricewatch.app.stores.price_parser import parse_price_text
logger = get_logger("stores.backmarket")
@@ -116,6 +117,8 @@ class BackmarketStore(BaseStore):
images = json_ld_data.get("images") or self._extract_images(soup, debug_info)
category = self._extract_category(soup, debug_info)
specs = self._extract_specs(soup, debug_info)
description = self._extract_description(soup, debug_info)
msrp = self._extract_msrp(soup, debug_info)
reference = self.extract_reference(url)
# Spécifique Backmarket: condition (état du reconditionné)
@@ -140,8 +143,10 @@ class BackmarketStore(BaseStore):
stock_status=stock_status,
reference=reference,
category=category,
description=description,
images=images,
specs=specs,
msrp=msrp,
debug=debug_info,
)
@@ -213,6 +218,17 @@ class BackmarketStore(BaseStore):
debug.errors.append("Titre non trouvé")
return None
def _extract_description(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[str]:
"""Extrait la description (meta tags)."""
meta = soup.find("meta", property="og:description") or soup.find(
"meta", attrs={"name": "description"}
)
if meta:
description = meta.get("content", "").strip()
if description:
return description
return None
def _extract_price(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[float]:
"""Extrait le prix."""
selectors = self.get_selector("price", [])
@@ -225,20 +241,29 @@ class BackmarketStore(BaseStore):
# Attribut content (schema.org) ou texte
price_text = element.get("content") or element.get_text(strip=True)
# Extraire nombre (format: "299,99" ou "299.99" ou "299")
match = re.search(r"(\d+)[.,]?(\d*)", price_text)
if match:
integer_part = match.group(1)
decimal_part = match.group(2) or "00"
price_str = f"{integer_part}.{decimal_part}"
try:
return float(price_str)
except ValueError:
continue
price = parse_price_text(price_text)
if price is not None:
return price
debug.errors.append("Prix non trouvé")
return None
def _extract_msrp(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[float]:
"""Extrait le prix conseille."""
selectors = [
".price--old",
".price--striked",
".price__old",
"del",
]
for selector in selectors:
element = soup.select_one(selector)
if element:
price = parse_price_text(element.get_text(strip=True))
if price is not None:
return price
return None
def _extract_currency(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[str]:
"""Extrait la devise."""
selectors = self.get_selector("currency", [])
+108 -11
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@@ -4,6 +4,7 @@ Store Cdiscount - Parsing de produits Cdiscount.com.
Supporte l'extraction de: titre, prix, SKU, images, specs, etc.
"""
import json
import re
from datetime import datetime
from pathlib import Path
@@ -21,6 +22,7 @@ from pricewatch.app.core.schema import (
StockStatus,
)
from pricewatch.app.stores.base import BaseStore
from pricewatch.app.stores.price_parser import parse_price_text
logger = get_logger("stores.cdiscount")
@@ -112,6 +114,8 @@ class CdiscountStore(BaseStore):
images = self._extract_images(soup, debug_info)
category = self._extract_category(soup, debug_info)
specs = self._extract_specs(soup, debug_info)
description = self._extract_description(soup, debug_info)
msrp = self._extract_msrp(soup, debug_info)
reference = self.extract_reference(url) or self._extract_sku_from_html(soup)
# Déterminer le statut final
@@ -130,8 +134,10 @@ class CdiscountStore(BaseStore):
stock_status=stock_status,
reference=reference,
category=category,
description=description,
images=images,
specs=specs,
msrp=msrp,
debug=debug_info,
)
@@ -158,6 +164,21 @@ class CdiscountStore(BaseStore):
debug.errors.append("Titre non trouvé")
return None
def _extract_description(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[str]:
"""Extrait la description (meta tags)."""
meta = soup.find("meta", property="og:description") or soup.find(
"meta", attrs={"name": "description"}
)
if meta:
description = meta.get("content", "").strip()
if description:
return description
product_ld = self._find_product_ld(soup)
desc_ld = product_ld.get("description") if product_ld else None
if isinstance(desc_ld, str) and desc_ld.strip():
return desc_ld.strip()
return None
def _extract_price(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[float]:
"""Extrait le prix."""
selectors = self.get_selector("price", [])
@@ -170,20 +191,29 @@ class CdiscountStore(BaseStore):
# Attribut content (schema.org) ou texte
price_text = element.get("content") or element.get_text(strip=True)
# Extraire nombre (format: "299,99" ou "299.99")
match = re.search(r"(\d+)[.,]?(\d*)", price_text)
if match:
integer_part = match.group(1)
decimal_part = match.group(2) or "00"
price_str = f"{integer_part}.{decimal_part}"
try:
return float(price_str)
except ValueError:
continue
price = parse_price_text(price_text)
if price is not None:
return price
debug.errors.append("Prix non trouvé")
return None
def _extract_msrp(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[float]:
"""Extrait le prix conseille."""
selectors = [
".jsStrikePrice",
".price__old",
".c-price__strike",
".price-strike",
]
for selector in selectors:
element = soup.select_one(selector)
if element:
price = parse_price_text(element.get_text(strip=True))
if price is not None:
return price
return None
def _extract_currency(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[str]:
"""Extrait la devise."""
selectors = self.get_selector("currency", [])
@@ -249,7 +279,14 @@ class CdiscountStore(BaseStore):
url = f"https:{url}"
images.append(url)
return list(set(images)) # Dédupliquer
ld_images = self._extract_ld_images(self._find_product_ld(soup))
for url in ld_images:
if url and url not in images:
if url.startswith("//"):
url = f"https:{url}"
images.append(url)
return list(dict.fromkeys(images)) # Préserver lordre
def _extract_category(self, soup: BeautifulSoup, debug: DebugInfo) -> Optional[str]:
"""Extrait la catégorie depuis les breadcrumbs."""
@@ -275,6 +312,53 @@ class CdiscountStore(BaseStore):
return None
def _extract_json_ld_entries(self, soup: BeautifulSoup) -> list[dict]:
"""Parse les scripts JSON-LD et retourne les objets."""
entries = []
scripts = soup.find_all("script", type="application/ld+json")
for script in scripts:
raw = script.string or script.text
if not raw:
continue
try:
payload = json.loads(raw.strip())
except (json.JSONDecodeError, TypeError):
continue
if isinstance(payload, list):
entries.extend(payload)
else:
entries.append(payload)
return entries
def _find_product_ld(self, soup: BeautifulSoup) -> dict:
"""Retourne lobjet Product JSON-LD si présent."""
for entry in self._extract_json_ld_entries(soup):
if not isinstance(entry, dict):
continue
type_field = entry.get("@type") or entry.get("type")
if isinstance(type_field, str) and "product" in type_field.lower():
return entry
return {}
def _extract_ld_images(self, product_ld: dict) -> list[str]:
"""Récupère les images listées dans le JSON-LD."""
if not product_ld:
return []
images = product_ld.get("image") or product_ld.get("images")
if not images:
return []
if isinstance(images, str):
images = [images]
extracted = []
for item in images:
if isinstance(item, str):
extracted.append(item)
elif isinstance(item, dict):
url = item.get("url")
if isinstance(url, str):
extracted.append(url)
return extracted
def _extract_specs(self, soup: BeautifulSoup, debug: DebugInfo) -> dict[str, str]:
"""Extrait les caractéristiques techniques."""
specs = {}
@@ -298,6 +382,19 @@ class CdiscountStore(BaseStore):
if key and value:
specs[key] = value
product_ld = self._find_product_ld(soup)
additional = product_ld.get("additionalProperty") if product_ld else None
if isinstance(additional, dict):
additional = [additional]
if isinstance(additional, list):
for item in additional:
if not isinstance(item, dict):
continue
key = item.get("name") or item.get("propertyID")
value = item.get("value") or item.get("valueReference")
if key and value:
specs[key] = value
return specs
def _extract_sku_from_html(self, soup: BeautifulSoup) -> Optional[str]:
+48
View File
@@ -0,0 +1,48 @@
"""
Helpers pour parser des prix avec separateurs de milliers.
"""
from __future__ import annotations
import re
from typing import Optional
def parse_price_text(text: str) -> Optional[float]:
"""
Parse un texte de prix en float.
Gere les separateurs espace, point, virgule et espaces insécables.
"""
if not text:
return None
text = re.sub(r"(\d)\s*€\s*(\d)", r"\1,\2", text)
cleaned = text.replace("\u00a0", " ").replace("\u202f", " ").replace("\u2009", " ")
cleaned = "".join(ch for ch in cleaned if ch.isdigit() or ch in ".,")
if not cleaned:
return None
if "," in cleaned and "." in cleaned:
if cleaned.rfind(",") > cleaned.rfind("."):
cleaned = cleaned.replace(".", "")
cleaned = cleaned.replace(",", ".")
else:
cleaned = cleaned.replace(",", "")
elif "," in cleaned:
parts = cleaned.split(",")
if len(parts) > 1:
decimal = parts[-1]
integer = "".join(parts[:-1])
cleaned = f"{integer}.{decimal}" if decimal else integer
elif "." in cleaned:
parts = cleaned.split(".")
if len(parts) > 1:
decimal = parts[-1]
integer = "".join(parts[:-1])
cleaned = f"{integer}.{decimal}" if decimal else integer
try:
return float(cleaned)
except ValueError:
return None