70 行
2.4 KiB
Python
70 行
2.4 KiB
Python
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from app import app
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from app.filter import Filter, get_first_link
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from app.request import gen_query
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from bs4 import BeautifulSoup
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from cryptography.fernet import Fernet, InvalidToken
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from flask import g
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from typing import Any, Tuple
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class RoutingUtils:
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def __init__(self, request, config, session):
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self.request_params = request.args if request.method == 'GET' else request.form
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self.user_agent = request.headers.get('User-Agent')
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self.feeling_lucky = False
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self.config = config
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self.session = session
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self.query = ''
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self.search_type = self.request_params.get('tbm') if 'tbm' in self.request_params else ''
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def __getitem__(self, name):
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return getattr(self, name)
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def __setitem__(self, name, value):
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return setattr(self, name, value)
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def __delitem__(self, name):
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return delattr(self, name)
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def __contains__(self, name):
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return hasattr(self, name)
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def new_search_query(self) -> str:
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app.user_elements[self.session['uuid']] = 0
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self.session['keys']['element_key'] = Fernet.generate_key()
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q = self.request_params.get('q')
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if q is None or len(q) == 0:
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return ''
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else:
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# Attempt to decrypt if this is an internal link
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try:
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q = Fernet(self.session['keys']['text_key']).decrypt(q.encode()).decode()
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except InvalidToken:
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pass
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# Reset text key
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self.session['keys']['text_key'] = Fernet.generate_key()
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# Format depending on whether or not the query is a "feeling lucky" query
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self.feeling_lucky = q.startswith('! ')
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self.query = q[2:] if self.feeling_lucky else q
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return self.query
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def generate_response(self) -> Tuple[Any, int]:
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mobile = 'Android' in self.user_agent or 'iPhone' in self.user_agent
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content_filter = Filter(self.session['keys'], mobile=mobile, config=self.config)
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full_query = gen_query(self.query, self.request_params, self.config, content_filter.near)
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get_body = g.user_request.send(query=full_query).text
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# Produce cleanable html soup from response
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html_soup = BeautifulSoup(content_filter.reskin(get_body), 'html.parser')
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if self.feeling_lucky:
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return get_first_link(html_soup), 1
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else:
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formatted_results = content_filter.clean(html_soup)
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return formatted_results, content_filter.elements
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