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63 lines
2.8 KiB
Python
63 lines
2.8 KiB
Python
from datetime import datetime, timedelta
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import pytz
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from bs4 import BeautifulSoup
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from alertproviders.http_alert_provider import HTTPAlertProvider
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from data.alert import Alert
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from data.sig_ref import SIGRef
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class BOTA(HTTPAlertProvider):
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"""Alert provider for Beaches on the Air"""
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POLL_INTERVAL_SEC = 1800
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ALERTS_URL = "https://www.beachesontheair.com/"
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def __init__(self, provider_config):
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super().__init__(provider_config, self.ALERTS_URL, self.POLL_INTERVAL_SEC)
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def _http_response_to_alerts(self, http_response):
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new_alerts = []
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# Find the table of upcoming alerts
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bs = BeautifulSoup(http_response.content.decode(), features="lxml")
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if not bs.body:
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return new_alerts
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div = bs.body.find('div', attrs={'class': 'view-activations-public'})
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if div:
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table = div.find('table', attrs={'class': 'views-table'})
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if table:
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tbody = table.find('tbody')
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if not tbody:
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return new_alerts
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for row in tbody.find_all('tr'):
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cells = row.find_all('td')
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first_cell_anchor = cells[0].find('a') if len(cells) > 0 else None
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second_cell_anchor = cells[1].find('a') if len(cells) > 1 else None
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if not first_cell_anchor or not second_cell_anchor:
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continue
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first_cell_text = first_cell_anchor.get_text().strip()
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ref_name = first_cell_text.split(" by ")[0]
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dx_call = second_cell_anchor.get_text().strip().upper()
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# Get the date, dealing with the fact we get no year so have to figure out if it's last year or next year
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date_span = cells[2].find('span') if len(cells) > 2 else None
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if not date_span:
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continue
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date_text = date_span.get_text().strip()
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date_time = datetime.strptime(date_text, "%d %b - %H:%M UTC").replace(tzinfo=pytz.UTC)
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date_time = date_time.replace(year=datetime.now(pytz.UTC).year)
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# If this was more than a day ago, activation is actually next year
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if date_time < datetime.now(pytz.UTC) - timedelta(days=1):
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date_time = date_time.replace(year=datetime.now(pytz.UTC).year + 1)
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# Convert to our alert format
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alert = Alert(source=self.name,
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dx_calls=[dx_call],
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sig_refs=[SIGRef(id=ref_name, sig="BOTA")],
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start_time=date_time.timestamp(),
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is_dxpedition=False)
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new_alerts.append(alert)
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return new_alerts
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