refactor(rp5): rework rp5 parser

This commit is contained in:
2026-09-17 16:03:42 +03:00
parent 9ae9d1be14
commit d214849e2e
5 changed files with 271 additions and 200 deletions
+16 -14
View File
@@ -17,12 +17,12 @@ from gallery.sketch.weather.model import (
WindDirection,
)
from gallery.sketch.weather.parser import parse_wind_direction
from gallery.sketch.weather.util import build_weather_value, merge_weather_values
from gallery.sketch.weather.util import merge_weather_values
logger = logging.getLogger("gismeteo")
class LocationParser(Parser[str, str]):
class LocationNameParser(Parser[str, str]):
PATTERN = re.compile('{"ru":{"city":{"name":"(.*?)"')
def parse(self, data: str) -> str:
@@ -36,7 +36,7 @@ class TimeParser(TableValueParser[datetime.datetime]):
selector = ".widget-row.widget-row-datetime-time > .row-item > time-value"
model_key = "date"
def parse(self, data: Tag) -> datetime.datetime:
def extract(self, data: Tag) -> datetime.datetime:
timestamp = int(data.attrs["timestamp"])
return datetime.datetime.fromtimestamp(timestamp)
@@ -45,7 +45,7 @@ class DateParser(TableValueParser[datetime.datetime]):
selector = ".widget-row.widget-row-date > .row-item"
model_key = "date"
def parse(self, data: Tag) -> datetime.datetime:
def extract(self, data: Tag) -> datetime.datetime:
return parse_date(data.text)
@@ -89,7 +89,7 @@ class SkyParser(TableValueParser[Sky]):
result_values = values - flag_values
return result_values, len(result_values) < len(values)
def parse(self, data: Tag) -> Sky:
def extract(self, data: Tag) -> Sky:
sky_str = data.attrs["data-tooltip"]
values = {item.strip().lower() for item in sky_str.split(",")}
cloudness = Cloudness.CLEAR
@@ -120,7 +120,7 @@ class TemperatureParser(TableValueParser[list[int]]):
selector = ".widget-row-chart[data-row=temperature-air] > .chart > .values > .value"
model_key = "temperature"
def parse(self, data: Tag) -> list[int]:
def extract(self, data: Tag) -> list[int]:
return [int(value.attrs["value"]) for value in data.select("temperature-value")]
@@ -128,7 +128,7 @@ class WindSpeedParser(TableValueParser[int]):
selector = ".widget-row-wind > .row-item > .wind-speed"
model_key = "wind.speed"
def parse(self, data: Tag) -> int:
def extract(self, data: Tag) -> int:
value = data.select_one("speed-value")
return int(value.attrs["value"]) if value else 0
@@ -137,7 +137,7 @@ class WindGustParser(TableValueParser[int]):
selector = ".widget-row-wind > .row-item > .wind-gust"
model_key = "wind.gust"
def parse(self, data: Tag) -> int:
def extract(self, data: Tag) -> int:
value = data.select_one("speed-value")
return int(value.attrs["value"]) if value else 0
@@ -146,7 +146,7 @@ class WindDirectionParser(TableValueParser[WindDirection | None]):
selector = ".widget-row-wind > .row-item > .wind-speed > .wind-direction"
model_key = "wind.direction"
def parse(self, data: Tag) -> WindDirection | None:
def extract(self, data: Tag) -> WindDirection | None:
return parse_wind_direction(data.text.strip())
@@ -154,7 +154,7 @@ class PrecipitationParser(TableValueParser[float]):
selector = ".widget-row[data-row=precipitation-bars] > .row-item"
model_key = "precipitation"
def parse(self, data: Tag) -> float:
def extract(self, data: Tag) -> float:
value = data.select_one("precipitation-value")
return float(value.attrs["value"]) if value else 0
@@ -163,7 +163,7 @@ class PressureParser(TableValueParser[list[int]]):
selector = ".widget-row-chart[data-row=pressure] > .chart > .values > .value"
model_key = "pressure"
def parse(self, data: Tag) -> list[int]:
def extract(self, data: Tag) -> list[int]:
return [int(value.attrs["value"]) for value in data.select("pressure-value")]
@@ -171,13 +171,12 @@ class HumidityParser(TableValueParser[int]):
selector = ".widget-row[data-row=humidity] > .row-item, .widget-row[data-row=humidity-avg] > .row-item"
model_key = "humidity"
def parse(self, data: Tag) -> int:
def extract(self, data: Tag) -> int:
return int(data.text)
class GismeteoTableParser(TableParser[WeatherValue]):
selector = ".widget .widget-items"
model_factory = lambda cls: build_weather_value()
value_parsers = [
TimeParser(),
DateParser(),
@@ -191,6 +190,9 @@ class GismeteoTableParser(TableParser[WeatherValue]):
HumidityParser(),
]
def create_model(self, data: dict) -> WeatherValue:
return WeatherValue.model_validate(data)
class Context(NamedTuple):
date: datetime.date
@@ -200,7 +202,7 @@ class Context(NamedTuple):
class GismeteoParser(Parser[Context, WeatherResponse]):
location_parser = LocationParser()
location_parser = LocationNameParser()
table_parser = GismeteoTableParser()
def parse(self, data: Context) -> WeatherResponse:
+8 -30
View File
@@ -3,8 +3,8 @@ import logging
import aiohttp
from aiocache import cached
from bs4 import BeautifulSoup
from gallery.sketch.headers import build_headers
from gallery.sketch.source import ApiSource
from gallery.sketch.weather.api import WeatherApi
from gallery.sketch.weather.model import (
@@ -14,8 +14,7 @@ from gallery.sketch.weather.model import (
from gallery.sketch.weather.util import merge_weather_values
from gallery.util import TimeUnit
from ...sketch.headers import build_headers
from .parser import parse_page
from .parser import RP5ForecastParser, RP5LocationParser
logger = logging.getLogger("rp5")
@@ -23,37 +22,17 @@ logger = logging.getLogger("rp5")
class RP5WeatherApi(WeatherApi):
PROVIDER = "rp5"
forecast_parser = RP5ForecastParser()
location_parser = RP5LocationParser()
def _build_source(self) -> ApiSource:
return ApiSource("https://rp5.ru", headers=build_headers("rp5.ru"))
async def find_locations(self, query: str) -> list[Location]:
endpoint = "docs/search/ru"
data = aiohttp.FormData({"searchStr": query})
response = await self.source.request(endpoint, method="POST", data=data)
soup = BeautifulSoup(response, features="html.parser")
table = soup.select_one(".searchResults")
result = []
for row in table.select("tr")[1:]:
cells = row.select("td")
name = cells[0].text.strip()
location_id = cells[0].select_one("a").attrs["href"].lstrip("/")
country = cells[1].text.strip()
district = cells[2].text.strip()
subdistrict = cells[3].text.strip()
result.append(
Location(
id=location_id,
name=name,
provider=self.provider,
lat=0,
lon=0,
country=country,
country_code="ru", # TODO: contry_code from country
district=district,
subdistrict=subdistrict,
)
)
return result
content = await self.source.request(endpoint, method="POST", data=data)
return self.location_parser.parse(content)
@cached(
key_builder=lambda fun, self, location_id: f"api.weather.{self.provider}.source.{location_id}.forecast",
@@ -63,8 +42,7 @@ class RP5WeatherApi(WeatherApi):
async def _get_location_forecast(self, location_id: str) -> list[WeatherResponse]:
endpoint = f"{location_id}"
content = await self.source.request(endpoint)
soup = BeautifulSoup(content, features="html.parser")
return parse_page(soup)
return self.forecast_parser.parse(content)
async def get_day(self, location_id: str, date: datetime.date) -> WeatherResponse:
forecast = await self._get_location_forecast(location_id)
+171 -102
View File
@@ -1,18 +1,59 @@
import datetime
import re
from enum import Enum, auto
from typing import Iterable
import dateparser
from bs4 import BeautifulSoup, Tag
from gallery.sketch.parse.core import Parser
from gallery.sketch.parse.date import parse_date
from gallery.sketch.parse.html import (
TableParser,
TableValueParser,
TagIterParser,
TagParser,
)
from gallery.sketch.weather.model import (
Cloudness,
Location,
Precipitation,
WeatherResponse,
WeatherValue,
WindDirection,
)
from gallery.sketch.weather.parser import ParseError, parse_wind_direction
from gallery.sketch.weather.util import build_weather_value
from gallery.sketch.weather.parser import parse_wind_direction
class LocationNameParser(TagParser[str]):
selector = ".intoLeftNavi > .verticalBottom > a"
def extract(self, data: Tag) -> str:
return data.text.strip()
class DatesParser(TagIterParser[tuple[datetime.datetime, int]]):
selector = "#forecastTable > tr.forecastDate > td"
def extract(self, data: Tag) -> tuple[datetime.datetime, int]:
colspan = int(data.attrs["colspan"])
index = data.parent.index(data)
if index == 1:
colspan -= 1
date_str = ",".join(data.text.strip().split(",")[-2:])
date = parse_date(date_str)
return (date, colspan)
class TimeParser(TableValueParser[datetime.datetime]):
selector = "tr.forecastTime > td:not(:first-of-type)"
model_key = "date"
def extract(self, data: Tag) -> datetime.datetime:
hour = int(data.text.strip())
return datetime.datetime.min.replace(hour=hour)
class CloudnessParser(TableValueParser[Cloudness]):
selector = "tr:nth-of-type(3) > td:not(:first-of-type)"
model_key = "sky.cloudness"
CLOUDNESS_MAP = {
"Ясно": Cloudness.CLEAR,
@@ -25,122 +66,150 @@ CLOUDNESS_MAP = {
"Пасмурная погода": Cloudness.MAINLY_CLOUDY,
}
def extract(self, data: Tag) -> Cloudness:
onmouseover = data.select_one(".cc_0").next_element.attrs["onmouseover"]
cloudness_str = re.compile("<b>(.*?)</b>").search(onmouseover).group(1).strip()
return self.CLOUDNESS_MAP[cloudness_str]
class PrecipitationParser(TableValueParser[tuple[Precipitation, float]]):
selector = "tr:nth-of-type(4) > td:not(:first-of-type)"
model_key = ["sky.precipitation", "precipitation"]
PRECIPITATION_MAP = {
"Явления погоды отсутствуют": Precipitation.NO,
"Cлабый дождь": Precipitation.SMALL_RAIN,
}
def extract(self, data: Tag) -> tuple[Precipitation, float]:
onmouseover = data.select_one(".pr_0").attrs["onmouseover"]
precipitation_str = onmouseover.split(",")[1].strip(" '")
precipitation_value_matched = re.compile("(\\d+\\.\\d+) мм").search(precipitation_str)
precipitation_value = 0
if precipitation_value_matched:
# one hour value
precipitation_value = float(precipitation_value_matched.group(1)) * 6
if "(" in precipitation_str:
precipitation_str = precipitation_str.split(" (")[0]
return self.PRECIPITATION_MAP[precipitation_str], precipitation_value
def _parse_wind_speed(cell: Tag) -> int:
element = cell.select_one(".wv_0")
class TemperatureParser(TableValueParser[list[int]]):
selector = "tr:nth-of-type(5) > td:not(:first-of-type)"
model_key = "temperature"
def extract(self, data: Tag) -> list[int]:
return [int(data.select_one(".t_0").text.lstrip("+").strip())]
class PressureParser(TableValueParser[list[int]]):
selector = "tr:nth-last-of-type(8) > td:not(:first-of-type)"
model_key = "pressure"
def extract(self, data: Tag) -> list[int]:
return [int(data.select_one(".p_0").text.strip())]
class WindSpeedParser(TableValueParser[int]):
selector = "tr:nth-last-of-type(7) > td:not(:first-of-type)"
model_key = "wind.speed"
def extract(self, data: Tag) -> int:
element = data.select_one(".wv_0")
if element:
return int(element.text.strip() or "0")
return 0
class RowType(Enum):
DATE = auto()
TIME = auto()
CLOUDNESS = auto()
PRECIPITATION = auto()
TEMPERATURE = auto()
PRESSURE = auto()
WIND_SPEED = auto()
WIND_GUST = auto()
WIND_DIRECTION = auto()
HUMIDITY = auto()
class WindGustParser(WindSpeedParser):
selector = "tr:nth-last-of-type(6) > td:not(:first-of-type)"
model_key = "wind.gust"
def _iter_table_rows(table: Tag) -> Iterable[tuple[RowType, Tag]]:
for row in table.select("tr"):
title = row.select_one("td").text.strip().lower()
if "сегодня" in title or "завтра" in title:
yield RowType.DATE, row
elif "местное время" in title:
yield RowType.TIME, row
elif "облачность" in title:
yield RowType.CLOUDNESS, row
elif "осадки" in title:
yield RowType.PRECIPITATION, row
elif "температура" in title:
yield RowType.TEMPERATURE, row
elif "давление" in title:
yield RowType.PRESSURE, row
elif "скорость" in title:
yield RowType.WIND_SPEED, row
elif "порывы" in title:
yield RowType.WIND_GUST, row
elif "направление" in title:
yield RowType.WIND_DIRECTION, row
elif "влажность" in title:
yield RowType.HUMIDITY, row
class WindDirectionParser(TableValueParser[WindDirection | None]):
selector = "tr:nth-last-of-type(5) > td:not(:first-of-type)"
model_key = "wind.direction"
def extract(self, data: Tag) -> WindDirection | None:
return parse_wind_direction(data.text.strip())
# pylint:disable=too-many-branches
def parse_page(page: BeautifulSoup) -> list[WeatherResponse]:
location = page.select(".intoLeftNavi > .verticalBottom > a")[-1].text.strip()
table = page.select_one("#forecastTable")
if table is None:
raise ParseError("#forecastTable not found")
result: list[WeatherResponse] = []
values: list[WeatherValue] = []
for row_type, row in _iter_table_rows(table):
match row_type:
case RowType.DATE:
for index, cell in enumerate(row.select("td")):
colspan = int(cell.attrs["colspan"])
if index == 0:
colspan -= 1
date_str = ",".join(cell.text.strip().split(",")[-2:])
date = dateparser.parse(date_str, languages=["ru"])
if date is None:
raise ParseError.invalid_date(date_str)
item_values = [build_weather_value(date) for _ in range(colspan)]
result.append(
class HumidityParser(TableValueParser[int]):
selector = "tr:nth-last-of-type(4) > td:not(:first-of-type)"
model_key = "humidity"
def extract(self, data: Tag) -> int:
return int(data.text.strip())
class RP5TableParser(TableParser[WeatherValue]):
selector = "#forecastTable"
value_parsers = [
TimeParser(),
CloudnessParser(),
PrecipitationParser(),
TemperatureParser(),
PressureParser(),
WindSpeedParser(),
WindGustParser(),
WindDirectionParser(),
HumidityParser(),
]
def create_model(self, data: dict) -> WeatherValue:
return WeatherValue.model_validate(data)
class RP5ForecastParser(Parser[str, list[WeatherResponse]]):
location_parser = LocationNameParser()
dates_parser = DatesParser()
table_parser = RP5TableParser()
def parse(self, data: str) -> list[WeatherResponse]:
soup = BeautifulSoup(data, features="html.parser")
location = self.location_parser.parse(soup)
dates = self.dates_parser.parse(soup)
values = self.table_parser.parse(soup)
responses = []
for date, count in dates:
item_values, values = values[:count], values[count:]
for value in item_values:
value.date = date.replace(hour=value.date.hour)
responses.append(
WeatherResponse(
location=location,
date=date.date(),
date=date,
period="day",
values=item_values,
)
)
values += item_values
case RowType.TIME:
for index, cell in enumerate(row.select("td")[1:]):
hour = int(cell.text.strip())
values[index].date = values[index].date.replace(hour=hour)
case RowType.CLOUDNESS:
for index, cell in enumerate(row.select("td")[1:]):
onmouseover = cell.select_one(".cc_0").next_element.attrs["onmouseover"]
cloudness_str = re.compile("<b>(.*?)</b>").search(onmouseover).group(1).strip()
values[index].sky.cloudness = CLOUDNESS_MAP[cloudness_str]
case RowType.PRECIPITATION:
for index, cell in enumerate(row.select("td")[1:]):
onmouseover = cell.select_one(".pr_0").attrs["onmouseover"]
precipitation_str = onmouseover.split(",")[1].strip(" '")
precipitation_value_matched = re.compile("(\\d+\\.\\d+) мм").search(precipitation_str)
if precipitation_value_matched:
# one hour value
values[index].precipitation = float(precipitation_value_matched.group(1)) * 6
if "(" in precipitation_str:
precipitation_str = precipitation_str.split(" (")[0]
values[index].sky.precipitation = PRECIPITATION_MAP[precipitation_str]
case RowType.TEMPERATURE:
for index, cell in enumerate(row.select("td")[1:]):
values[index].temperature = [int(cell.select_one(".t_0").text.lstrip("+").strip())]
case RowType.PRESSURE:
for index, cell in enumerate(row.select("td")[1:]):
values[index].pressure = [int(cell.select_one(".p_0").text.strip())]
case RowType.WIND_SPEED:
for index, cell in enumerate(row.select("td")[1:]):
values[index].wind.speed = _parse_wind_speed(cell)
case RowType.WIND_GUST:
for index, cell in enumerate(row.select("td")[1:]):
values[index].wind.gust = _parse_wind_speed(cell)
case RowType.WIND_DIRECTION:
for index, cell in enumerate(row.select("td")[1:]):
values[index].wind.direction = parse_wind_direction(cell.text.strip())
case RowType.HUMIDITY:
for index, cell in enumerate(row.select("td")[1:]):
values[index].humidity = int(cell.text.strip())
return responses
class RP5LocationParser(Parser[str, list[Location]]):
def parse(self, data: str) -> list[Location]:
soup = BeautifulSoup(data, features="html.parser")
table = soup.select_one(".searchResults")
result = []
for row in table.select("tr")[1:]:
cells = row.select("td")
name = cells[0].text.strip()
location_id = cells[0].select_one("a").attrs["href"].lstrip("/")
country = cells[1].text.strip()
district = cells[2].text.strip()
subdistrict = cells[3].text.strip()
result.append(
Location(
id=location_id,
name=name,
provider="rp5", # TODO: provider module const
lat=0,
lon=0,
country=country,
country_code="ru", # TODO: contry_code from country
district=district,
subdistrict=subdistrict,
)
)
return result
+42 -20
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@@ -1,36 +1,58 @@
from typing import Callable, Generic
from typing import Generic, Iterable
from bs4 import Tag
from .core import ParseError, Parser, R
from .util import set_nested_attr
from .util import set_dict_nested_value
class TableValueParser(Parser[Tag, R], Generic[R]):
class TagParser(Parser[Tag, R], Generic[R]):
selector: str
model_key: str
def extract(self, data: Tag) -> R:
raise NotImplementedError
def parse(self, data: Tag) -> R:
tag = data.select_one(self.selector)
if tag is None:
raise ParseError("Tag not found", self.selector)
return self.extract(tag)
class TagIterParser(Parser[Tag, Iterable[R]], Generic[R]):
selector: str
def extract(self, data: Tag) -> R:
raise NotImplementedError
def parse(self, data: Tag) -> Iterable[R]:
tags = data.select(self.selector)
for tag in tags:
yield self.extract(tag)
class TableValueParser(TagIterParser[R], Generic[R]):
model_key: str | list[str]
def extract(self, data: Tag) -> R:
raise NotImplementedError
class TableParser(Parser[Tag, R], Generic[R]):
selector: str
model_factory: Callable[[], R]
class TableParser(TagParser[list[R]], Generic[R]):
value_parsers: list[TableValueParser]
def create_model(self) -> R:
return self.model_factory()
def create_model(self, data: dict) -> R:
raise NotImplementedError
def parse(self, data: Tag) -> list[R]:
table = data.select_one(self.selector)
if table is None:
raise ParseError("Table not found", self.selector)
result = []
def extract(self, data: Tag) -> list[R]:
results = []
for parser in self.value_parsers:
for index, tag in enumerate(table.select(parser.selector)):
value = parser.parse(tag)
while index > len(result) - 1:
result.append(self.create_model())
set_nested_attr(result[index], parser.model_key, value)
return result
for index, value in enumerate(parser.parse(data)):
while index > len(results) - 1:
results.append({})
if isinstance(parser.model_key, list):
for model_key_index, model_key in enumerate(parser.model_key):
set_dict_nested_value(results[index], model_key, value[model_key_index])
else:
set_dict_nested_value(results[index], parser.model_key, value)
return [self.create_model(item) for item in results]
+8 -8
View File
@@ -51,10 +51,10 @@ Precipitation.values = list(Precipitation)
class Sky(Model):
cloudness: Cloudness
precipitation: Precipitation
thunder: bool
fog: bool
cloudness: Cloudness = Cloudness.CLEAR
precipitation: Precipitation = Precipitation.NO
thunder: bool = False
fog: bool = False
class WindDirection(StrEnum):
@@ -69,8 +69,8 @@ class WindDirection(StrEnum):
class Wind(Model):
speed: int
gust: int
speed: int = 0
gust: int = 0
direction: WindDirection | None = None
@@ -79,9 +79,9 @@ class WeatherValue(Model):
sky: Sky
wind: Wind
temperature: list[int]
precipitation: float
precipitation: float = 0
pressure: list[int] = Field(default=[])
humidity: int = Field(default=-1)
humidity: int = -1
class WeatherResponse(Model):