mirror of
https://github.com/searxng/searxng.git
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106 lines
2.6 KiB
Python
106 lines
2.6 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
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"""This module implements functions needed for the favicon resolver.
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"""
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# pylint: disable=use-dict-literal
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from httpx import HTTPError
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from searx import settings
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from searx.network import get as http_get, post as http_post
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from searx.exceptions import SearxEngineResponseException
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def update_kwargs(**kwargs):
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if 'timeout' not in kwargs:
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kwargs['timeout'] = settings['outgoing']['request_timeout']
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kwargs['raise_for_httperror'] = False
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def get(*args, **kwargs):
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update_kwargs(**kwargs)
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return http_get(*args, **kwargs)
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def post(*args, **kwargs):
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update_kwargs(**kwargs)
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return http_post(*args, **kwargs)
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def allesedv(domain):
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"""Favicon Resolver from allesedv.com"""
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url = 'https://f1.allesedv.com/32/{domain}'
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# will just return a 200 regardless of the favicon existing or not
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# sometimes will be correct size, sometimes not
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response = get(url.format(domain=domain))
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# returns image/gif if the favicon does not exist
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if response.headers['Content-Type'] == 'image/gif':
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return []
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return response.content
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def duckduckgo(domain):
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"""Favicon Resolver from duckduckgo.com"""
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url = 'https://icons.duckduckgo.com/ip2/{domain}.ico'
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# will return a 404 if the favicon does not exist and a 200 if it does,
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response = get(url.format(domain=domain))
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# api will respond with a 32x32 png image
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if response.status_code == 200:
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return response.content
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return []
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def google(domain):
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"""Favicon Resolver from google.com"""
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url = 'https://www.google.com/s2/favicons?sz=32&domain={domain}'
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# will return a 404 if the favicon does not exist and a 200 if it does,
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response = get(url.format(domain=domain))
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# api will respond with a 32x32 png image
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if response.status_code == 200:
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return response.content
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return []
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def yandex(domain):
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"""Favicon Resolver from yandex.com"""
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url = 'https://favicon.yandex.net/favicon/{domain}'
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# will always return 200
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response = get(url.format(domain=domain))
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# api will respond with a 16x16 png image, if it doesn't exist, it will be a 1x1 png image (70 bytes)
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if response.status_code == 200:
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if len(response.content) > 70:
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return response.content
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return []
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backends = {
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'allesedv': allesedv,
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'duckduckgo': duckduckgo,
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'google': google,
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'yandex': yandex,
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}
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def search_favicon(backend_name, domain):
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backend = backends.get(backend_name)
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if backend is None:
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return []
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try:
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return backend(domain)
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except (HTTPError, SearxEngineResponseException):
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return []
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