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[mod] split searx.search into different processors

Browse Source 
see searx.search.processors.abstract.EngineProcessor

First the method searx call the get_params method.

If the return value is not None, then the searx call the method search.
This commit is contained in:
Alexandre Flament 2020-12-16 13:41:32 +01:00
parent c0cc01e936
commit 7ec8bc3ea7
16 changed files with 476 additions and 316 deletions
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6
docs/admin/engines.rst
View File

@ -33,7 +33,7 @@ Engine .. Paging support **P**
------------------------- -------------------- ------------
Shortcut **S** Language support **L**
Timeout **TO** Time range support **TR**
Disabled **D** Offline **O**
Disabled **D** Engine type **ET**
------------- ----------- -------------------- ------------
Safe search **SS**
------------- ----------- ---------------------------------
@ -62,7 +62,7 @@ Show errors **DE**
- SS
- D
- TR
- O
- ET
- W
- D
- DE
@ -79,7 +79,7 @@ Show errors **DE**
- {{(mod.safesearch and "y") or ""}}
- {{(mod.disabled and "y") or ""}}
- {{(mod.time_range_support and "y") or ""}}
- {{(mod.offline and "y") or ""}}
- {{mod.engine_type or ""}}
- {{mod.weight or 1 }}
- {{(mod.disabled and "y") or ""}}
- {{(mod.display_error_messages and "y") or ""}}

2
docs/dev/engine_overview.rst
View File

@ -44,7 +44,7 @@ categories list pages, in which the engine is working
paging boolean support multible pages
language_support boolean support language choosing
time_range_support boolean support search time range
offline boolean engine runs offline
engine_type str ``online`` by default, ``offline``
======================= =========== ===========================================
.. _engine settings:

10
searx/engines/__init__.py
View File

@ -53,7 +53,7 @@ engine_default_args = {'paging': False,
'suspend_end_time': 0,
'continuous_errors': 0,
'time_range_support': False,
'offline': False,
'engine_type': 'online',
'display_error_messages': True,
'tokens': []}
@ -142,7 +142,9 @@ def load_engine(engine_data):
'errors': 0
}
if not engine.offline:
engine_type = getattr(engine, 'engine_type', 'online')
if engine_type != 'offline':
engine.stats['page_load_time'] = 0
engine.stats['page_load_count'] = 0
@ -209,7 +211,7 @@ def get_engines_stats(preferences):
else:
score = score_per_result = 0.0
if not engine.offline:
if engine.engine_type != 'offline':
load_times = 0
if engine.stats['page_load_count'] != 0:
load_times = engine.stats['page_load_time'] / float(engine.stats['page_load_count']) # noqa
@ -300,7 +302,7 @@ def initialize_engines(engine_list):
def _set_https_support_for_engine(engine):
# check HTTPS support if it is not disabled
if not engine.offline and not hasattr(engine, 'https_support'):
if engine.engine_type != 'offline' and not hasattr(engine, 'https_support'):
params = engine.request('http_test', {
'method': 'GET',
'headers': {},

2
searx/engines/command.py
View File

@ -23,7 +23,7 @@ from threading import Thread
from searx import logger
offline = True
engine_type = 'offline'
paging = True
command = []
delimiter = {}

301
searx/search/__init__.py
View File

@ -20,21 +20,15 @@ import gc
import threading
from time import time
from uuid import uuid4
from urllib.parse import urlparse
from _thread import start_new_thread
import requests.exceptions
import searx.poolrequests as requests_lib
from searx.engines import engines, settings
from searx import settings
from searx.answerers import ask
from searx.external_bang import get_bang_url
from searx.utils import gen_useragent
from searx.results import ResultContainer
from searx import logger
from searx.plugins import plugins
from searx.exceptions import (SearxEngineAccessDeniedException, SearxEngineCaptchaException,
SearxEngineTooManyRequestsException,)
from searx.metrology.error_recorder import record_exception, record_error
from searx.search.processors import processors, initialize as initialize_processors
logger = logger.getChild('search')
@ -51,6 +45,11 @@ else:
sys.exit(1)
def initialize(settings_engines=None):
settings_engines = settings_engines or settings['engines']
initialize_processors(settings_engines)
class EngineRef:
__slots__ = 'name', 'category', 'from_bang'
@ -110,231 +109,6 @@ class SearchQuery:
and self.external_bang == other.external_bang
def send_http_request(engine, request_params):
# create dictionary which contain all
# informations about the request
request_args = dict(
headers=request_params['headers'],
cookies=request_params['cookies'],
verify=request_params['verify'],
auth=request_params['auth']
)
# setting engine based proxies
if hasattr(engine, 'proxies'):
request_args['proxies'] = requests_lib.get_proxies(engine.proxies)
# max_redirects
max_redirects = request_params.get('max_redirects')
if max_redirects:
request_args['max_redirects'] = max_redirects
# soft_max_redirects
soft_max_redirects = request_params.get('soft_max_redirects', max_redirects or 0)
# raise_for_status
request_args['raise_for_httperror'] = request_params.get('raise_for_httperror', False)
# specific type of request (GET or POST)
if request_params['method'] == 'GET':
req = requests_lib.get
else:
req = requests_lib.post
request_args['data'] = request_params['data']
# send the request
response = req(request_params['url'], **request_args)
# check soft limit of the redirect count
if len(response.history) > soft_max_redirects:
# unexpected redirect : record an error
# but the engine might still return valid results.
status_code = str(response.status_code or '')
reason = response.reason or ''
hostname = str(urlparse(response.url or '').netloc)
record_error(engine.name,
'{} redirects, maximum: {}'.format(len(response.history), soft_max_redirects),
(status_code, reason, hostname))
return response
def search_one_http_request(engine, query, request_params):
# update request parameters dependent on
# search-engine (contained in engines folder)
engine.request(query, request_params)
# ignoring empty urls
if request_params['url'] is None:
return None
if not request_params['url']:
return None
# send request
response = send_http_request(engine, request_params)
# parse the response
response.search_params = request_params
return engine.response(response)
def search_one_http_request_safe(engine_name, query, request_params, result_container, start_time, timeout_limit):
# set timeout for all HTTP requests
requests_lib.set_timeout_for_thread(timeout_limit, start_time=start_time)
# reset the HTTP total time
requests_lib.reset_time_for_thread()
#
engine = engines[engine_name]
# suppose everything will be alright
requests_exception = False
suspended_time = None
try:
# send requests and parse the results
search_results = search_one_http_request(engine, query, request_params)
# check if the engine accepted the request
if search_results is not None:
# yes, so add results
result_container.extend(engine_name, search_results)
# update engine time when there is no exception
engine_time = time() - start_time
page_load_time = requests_lib.get_time_for_thread()
result_container.add_timing(engine_name, engine_time, page_load_time)
with threading.RLock():
engine.stats['engine_time'] += engine_time
engine.stats['engine_time_count'] += 1
# update stats with the total HTTP time
engine.stats['page_load_time'] += page_load_time
engine.stats['page_load_count'] += 1
except Exception as e:
record_exception(engine_name, e)
# Timing
engine_time = time() - start_time
page_load_time = requests_lib.get_time_for_thread()
result_container.add_timing(engine_name, engine_time, page_load_time)
# Record the errors
with threading.RLock():
engine.stats['errors'] += 1
if (issubclass(e.__class__, requests.exceptions.Timeout)):
result_container.add_unresponsive_engine(engine_name, 'HTTP timeout')
# requests timeout (connect or read)
logger.error("engine {0} : HTTP requests timeout"
"(search duration : {1} s, timeout: {2} s) : {3}"
.format(engine_name, engine_time, timeout_limit, e.__class__.__name__))
requests_exception = True
elif (issubclass(e.__class__, requests.exceptions.RequestException)):
result_container.add_unresponsive_engine(engine_name, 'HTTP error')
# other requests exception
logger.exception("engine {0} : requests exception"
"(search duration : {1} s, timeout: {2} s) : {3}"
.format(engine_name, engine_time, timeout_limit, e))
requests_exception = True
elif (issubclass(e.__class__, SearxEngineCaptchaException)):
result_container.add_unresponsive_engine(engine_name, 'CAPTCHA required')
logger.exception('engine {0} : CAPTCHA')
suspended_time = e.suspended_time # pylint: disable=no-member
elif (issubclass(e.__class__, SearxEngineTooManyRequestsException)):
result_container.add_unresponsive_engine(engine_name, 'too many requests')
logger.exception('engine {0} : Too many requests')
suspended_time = e.suspended_time # pylint: disable=no-member
elif (issubclass(e.__class__, SearxEngineAccessDeniedException)):
result_container.add_unresponsive_engine(engine_name, 'blocked')
logger.exception('engine {0} : Searx is blocked')
suspended_time = e.suspended_time # pylint: disable=no-member
else:
result_container.add_unresponsive_engine(engine_name, 'unexpected crash')
# others errors
logger.exception('engine {0} : exception : {1}'.format(engine_name, e))
else:
if getattr(threading.current_thread(), '_timeout', False):
record_error(engine_name, 'Timeout')
# suspend the engine if there is an HTTP error
# or suspended_time is defined
with threading.RLock():
if requests_exception or suspended_time:
# update continuous_errors / suspend_end_time
engine.continuous_errors += 1
if suspended_time is None:
suspended_time = min(settings['search']['max_ban_time_on_fail'],
engine.continuous_errors * settings['search']['ban_time_on_fail'])
engine.suspend_end_time = time() + suspended_time
else:
# reset the suspend variables
engine.continuous_errors = 0
engine.suspend_end_time = 0
def record_offline_engine_stats_on_error(engine, result_container, start_time):
engine_time = time() - start_time
result_container.add_timing(engine.name, engine_time, engine_time)
with threading.RLock():
engine.stats['errors'] += 1
def search_one_offline_request(engine, query, request_params):
return engine.search(query, request_params)
def search_one_offline_request_safe(engine_name, query, request_params, result_container, start_time, timeout_limit):
engine = engines[engine_name]
try:
search_results = search_one_offline_request(engine, query, request_params)
if search_results:
result_container.extend(engine_name, search_results)
engine_time = time() - start_time
result_container.add_timing(engine_name, engine_time, engine_time)
with threading.RLock():
engine.stats['engine_time'] += engine_time
engine.stats['engine_time_count'] += 1
except ValueError as e:
record_exception(engine_name, e)
record_offline_engine_stats_on_error(engine, result_container, start_time)
logger.exception('engine {0} : invalid input : {1}'.format(engine_name, e))
except Exception as e:
record_exception(engine_name, e)
record_offline_engine_stats_on_error(engine, result_container, start_time)
result_container.add_unresponsive_engine(engine_name, 'unexpected crash', str(e))
logger.exception('engine {0} : exception : {1}'.format(engine_name, e))
else:
if getattr(threading.current_thread(), '_timeout', False):
record_error(engine_name, 'Timeout')
def search_one_request_safe(engine_name, query, request_params, result_container, start_time, timeout_limit):
if engines[engine_name].offline:
return search_one_offline_request_safe(engine_name, query, request_params, result_container, start_time, timeout_limit) # noqa
return search_one_http_request_safe(engine_name, query, request_params, result_container, start_time, timeout_limit)
# get default reqest parameter
def default_request_params():
return {
'method': 'GET',
'headers': {},
'data': {},
'url': '',
'cookies': {},
'verify': True,
'auth': None,
'raise_for_httperror': True
}
class Search:
"""Search information container"""
@ -375,69 +149,20 @@ class Search:
return True
return False
def _is_accepted(self, engine_name, engine):
# skip suspended engines
if engine.suspend_end_time >= time():
logger.debug('Engine currently suspended: %s', engine_name)
return False
# if paging is not supported, skip
if self.search_query.pageno > 1 and not engine.paging:
return False
# if time_range is not supported, skip
if self.search_query.time_range and not engine.time_range_support:
return False
return True
def _get_params(self, engineref, user_agent):
if engineref.name not in engines:
return None, None
engine = engines[engineref.name]
if not self._is_accepted(engineref.name, engine):
return None, None
# set default request parameters
request_params = {}
if not engine.offline:
request_params = default_request_params()
request_params['headers']['User-Agent'] = user_agent
if hasattr(engine, 'language') and engine.language:
request_params['language'] = engine.language
else:
request_params['language'] = self.search_query.lang
request_params['safesearch'] = self.search_query.safesearch
request_params['time_range'] = self.search_query.time_range
request_params['category'] = engineref.category
request_params['pageno'] = self.search_query.pageno
with threading.RLock():
engine.stats['sent_search_count'] += 1
return request_params, engine.timeout
# do search-request
def _get_requests(self):
# init vars
requests = []
# set default useragent
# user_agent = request.headers.get('User-Agent', '')
user_agent = gen_useragent()
# max of all selected engine timeout
default_timeout = 0
# start search-reqest for all selected engines
for engineref in self.search_query.engineref_list:
processor = processors[engineref.name]
# set default request parameters
request_params, engine_timeout = self._get_params(engineref, user_agent)
request_params = processor.get_params(self.search_query, engineref.category)
if request_params is None:
continue
@ -445,7 +170,7 @@ class Search:
requests.append((engineref.name, self.search_query.query, request_params))
# update default_timeout
default_timeout = max(default_timeout, engine_timeout)
default_timeout = max(default_timeout, processor.engine.timeout)
# adjust timeout
actual_timeout = default_timeout
@ -474,8 +199,8 @@ class Search:
for engine_name, query, request_params in requests:
th = threading.Thread(
target=search_one_request_safe,
args=(engine_name, query, request_params, self.result_container, self.start_time, self.actual_timeout),
target=processors[engine_name].search,
args=(query, request_params, self.result_container, self.start_time, self.actual_timeout),
name=search_id,
)
th._timeout = False

41
searx/search/processors/__init__.py Normal file
View File

@ -0,0 +1,41 @@
# SPDX-License-Identifier: AGPL-3.0-or-later
from .online import OnlineProcessor
from .offline import OfflineProcessor
from .online_dictionary import OnlineDictionaryProcessor
from .online_currency import OnlineCurrencyProcessor
from .abstract import EngineProcessor
from searx import logger
import searx.engines as engines
__all__ = ['EngineProcessor', 'OfflineProcessor', 'OnlineProcessor',
'OnlineDictionaryProcessor', 'OnlineCurrencyProcessor', 'processors']
logger = logger.getChild('search.processors')
processors = {}
def get_processor_class(engine_type):
for c in [OnlineProcessor, OfflineProcessor, OnlineDictionaryProcessor, OnlineCurrencyProcessor]:
if c.engine_type == engine_type:
return c
return None
def get_processor(engine, engine_name):
engine_type = getattr(engine, 'engine_type', 'online')
processor_class = get_processor_class(engine_type)
if processor_class:
return processor_class(engine, engine_name)
else:
return None
def initialize(engine_list):
engines.initialize_engines(engine_list)
for engine_name, engine in engines.engines.items():
processor = get_processor(engine, engine_name)
if processor is None:
logger.error('Error get processor for engine %s', engine_name)
else:
processors[engine_name] = processor

39
searx/search/processors/abstract.py Normal file
View File

@ -0,0 +1,39 @@
# SPDX-License-Identifier: AGPL-3.0-or-later
from abc import abstractmethod
from searx import logger
logger = logger.getChild('searx.search.processor')
class EngineProcessor:
def __init__(self, engine, engine_name):
self.engine = engine
self.engine_name = engine_name
def get_params(self, search_query, engine_category):
# if paging is not supported, skip
if search_query.pageno > 1 and not self.engine.paging:
return None
# if time_range is not supported, skip
if search_query.time_range and not self.engine.time_range_support:
return None
params = {}
params['category'] = engine_category
params['pageno'] = search_query.pageno
params['safesearch'] = search_query.safesearch
params['time_range'] = search_query.time_range
if hasattr(self.engine, 'language') and self.engine.language:
params['language'] = self.engine.language
else:
params['language'] = search_query.lang
return params
@abstractmethod
def search(self, query, params, result_container, start_time, timeout_limit):
pass

51
searx/search/processors/offline.py Normal file
View File

@ -0,0 +1,51 @@
# SPDX-License-Identifier: AGPL-3.0-or-later
import threading
from time import time
from searx import logger
from searx.metrology.error_recorder import record_exception, record_error
from searx.search.processors.abstract import EngineProcessor
logger = logger.getChild('search.processor.offline')
class OfflineProcessor(EngineProcessor):
engine_type = 'offline'
def _record_stats_on_error(self, result_container, start_time):
engine_time = time() - start_time
result_container.add_timing(self.engine_name, engine_time, engine_time)
with threading.RLock():
self.engine.stats['errors'] += 1
def _search_basic(self, query, params):
return self.engine.search(query, params)
def search(self, query, params, result_container, start_time, timeout_limit):
try:
search_results = self._search_basic(query, params)
if search_results:
result_container.extend(self.engine_name, search_results)
engine_time = time() - start_time
result_container.add_timing(self.engine_name, engine_time, engine_time)
with threading.RLock():
self.engine.stats['engine_time'] += engine_time
self.engine.stats['engine_time_count'] += 1
except ValueError as e:
record_exception(self.engine_name, e)
self._record_stats_on_error(result_container, start_time)
logger.exception('engine {0} : invalid input : {1}'.format(self.engine_name, e))
except Exception as e:
record_exception(self.engine_name, e)
self._record_stats_on_error(result_container, start_time)
result_container.add_unresponsive_engine(self.engine_name, 'unexpected crash', str(e))
logger.exception('engine {0} : exception : {1}'.format(self.engine_name, e))
else:
if getattr(threading.current_thread(), '_timeout', False):
record_error(self.engine_name, 'Timeout')

211
searx/search/processors/online.py Normal file
View File

@ -0,0 +1,211 @@
# SPDX-License-Identifier: AGPL-3.0-or-later
from urllib.parse import urlparse
from time import time
import threading
import requests.exceptions
import searx.poolrequests as poolrequests
from searx.engines import settings
from searx import logger
from searx.utils import gen_useragent
from searx.exceptions import (SearxEngineAccessDeniedException, SearxEngineCaptchaException,
SearxEngineTooManyRequestsException,)
from searx.metrology.error_recorder import record_exception, record_error
from searx.search.processors.abstract import EngineProcessor
logger = logger.getChild('search.processor.online')
DEFAULT_PARAMS = {
'method': 'GET',
'headers': {},
'data': {},
'url': '',
'cookies': {},
'verify': True,
'auth': None
}
class OnlineProcessor(EngineProcessor):
engine_type = 'online'
def get_params(self, search_query, engine_category):
params = super().get_params(search_query, engine_category)
if params is None:
return None
# skip suspended engines
if self.engine.suspend_end_time >= time():
logger.debug('Engine currently suspended: %s', self.engine_name)
return None
# add default params
params.update(DEFAULT_PARAMS)
# add an user agent
params['headers']['User-Agent'] = gen_useragent()
return params
def _send_http_request(self, params):
# create dictionary which contain all
# informations about the request
request_args = dict(
headers=params['headers'],
cookies=params['cookies'],
verify=params['verify'],
auth=params['auth']
)
# setting engine based proxies
if hasattr(self.engine, 'proxies'):
request_args['proxies'] = poolrequests.get_proxies(self.engine.proxies)
# max_redirects
max_redirects = params.get('max_redirects')
if max_redirects:
request_args['max_redirects'] = max_redirects
# soft_max_redirects
soft_max_redirects = params.get('soft_max_redirects', max_redirects or 0)
# raise_for_status
request_args['raise_for_httperror'] = params.get('raise_for_httperror', False)
# specific type of request (GET or POST)
if params['method'] == 'GET':
req = poolrequests.get
else:
req = poolrequests.post
request_args['data'] = params['data']
# send the request
response = req(params['url'], **request_args)
# check soft limit of the redirect count
if len(response.history) > soft_max_redirects:
# unexpected redirect : record an error
# but the engine might still return valid results.
status_code = str(response.status_code or '')
reason = response.reason or ''
hostname = str(urlparse(response.url or '').netloc)
record_error(self.engine_name,
'{} redirects, maximum: {}'.format(len(response.history), soft_max_redirects),
(status_code, reason, hostname))
return response
def _search_basic(self, query, params):
# update request parameters dependent on
# search-engine (contained in engines folder)
self.engine.request(query, params)
# ignoring empty urls
if params['url'] is None:
return None
if not params['url']:
return None
# send request
response = self._send_http_request(params)
# parse the response
response.search_params = params
return self.engine.response(response)
def search(self, query, params, result_container, start_time, timeout_limit):
# set timeout for all HTTP requests
poolrequests.set_timeout_for_thread(timeout_limit, start_time=start_time)
# reset the HTTP total time
poolrequests.reset_time_for_thread()
# suppose everything will be alright
requests_exception = False
suspended_time = None
try:
# send requests and parse the results
search_results = self._search_basic(query, params)
# check if the engine accepted the request
if search_results is not None:
# yes, so add results
result_container.extend(self.engine_name, search_results)
# update engine time when there is no exception
engine_time = time() - start_time
page_load_time = poolrequests.get_time_for_thread()
result_container.add_timing(self.engine_name, engine_time, page_load_time)
with threading.RLock():
self.engine.stats['engine_time'] += engine_time
self.engine.stats['engine_time_count'] += 1
# update stats with the total HTTP time
self.engine.stats['page_load_time'] += page_load_time
self.engine.stats['page_load_count'] += 1
except Exception as e:
record_exception(self.engine_name, e)
# Timing
engine_time = time() - start_time
page_load_time = poolrequests.get_time_for_thread()
result_container.add_timing(self.engine_name, engine_time, page_load_time)
# Record the errors
with threading.RLock():
self.engine.stats['errors'] += 1
if (issubclass(e.__class__, requests.exceptions.Timeout)):
result_container.add_unresponsive_engine(self.engine_name, 'HTTP timeout')
# requests timeout (connect or read)
logger.error("engine {0} : HTTP requests timeout"
"(search duration : {1} s, timeout: {2} s) : {3}"
.format(self.engine_name, engine_time, timeout_limit, e.__class__.__name__))
requests_exception = True
elif (issubclass(e.__class__, requests.exceptions.RequestException)):
result_container.add_unresponsive_engine(self.engine_name, 'HTTP error')
# other requests exception
logger.exception("engine {0} : requests exception"
"(search duration : {1} s, timeout: {2} s) : {3}"
.format(self.engine_name, engine_time, timeout_limit, e))
requests_exception = True
elif (issubclass(e.__class__, SearxEngineCaptchaException)):
result_container.add_unresponsive_engine(self.engine_name, 'CAPTCHA required')
logger.exception('engine {0} : CAPTCHA')
suspended_time = e.suspended_time # pylint: disable=no-member
elif (issubclass(e.__class__, SearxEngineTooManyRequestsException)):
result_container.add_unresponsive_engine(self.engine_name, 'too many requests')
logger.exception('engine {0} : Too many requests')
suspended_time = e.suspended_time # pylint: disable=no-member
elif (issubclass(e.__class__, SearxEngineAccessDeniedException)):
result_container.add_unresponsive_engine(self.engine_name, 'blocked')
logger.exception('engine {0} : Searx is blocked')
suspended_time = e.suspended_time # pylint: disable=no-member
else:
result_container.add_unresponsive_engine(self.engine_name, 'unexpected crash')
# others errors
logger.exception('engine {0} : exception : {1}'.format(self.engine_name, e))
else:
if getattr(threading.current_thread(), '_timeout', False):
record_error(self.engine_name, 'Timeout')
# suspend the engine if there is an HTTP error
# or suspended_time is defined
with threading.RLock():
if requests_exception or suspended_time:
# update continuous_errors / suspend_end_time
self.engine.continuous_errors += 1
if suspended_time is None:
suspended_time = min(settings['search']['max_ban_time_on_fail'],
self.engine.continuous_errors * settings['search']['ban_time_on_fail'])
self.engine.suspend_end_time = time() + suspended_time
else:
# reset the suspend variables
self.engine.continuous_errors = 0
self.engine.suspend_end_time = 0

57
searx/search/processors/online_currency.py Normal file
View File

@ -0,0 +1,57 @@
# SPDX-License-Identifier: AGPL-3.0-or-later
import unicodedata
import re
from searx.data import CURRENCIES
from .online import OnlineProcessor
parser_re = re.compile('.*?(\\d+(?:\\.\\d+)?) ([^.0-9]+) (?:in|to) ([^.0-9]+)', re.I)
def normalize_name(name):
name = name.lower().replace('-', ' ').rstrip('s')
name = re.sub(' +', ' ', name)
return unicodedata.normalize('NFKD', name).lower()
def name_to_iso4217(name):
global CURRENCIES
name = normalize_name(name)
currency = CURRENCIES['names'].get(name, [name])
return currency[0]
def iso4217_to_name(iso4217, language):
global CURRENCIES
return CURRENCIES['iso4217'].get(iso4217, {}).get(language, iso4217)
class OnlineCurrencyProcessor(OnlineProcessor):
engine_type = 'online_currency'
def get_params(self, search_query, engine_category):
params = super().get_params(search_query, engine_category)
if params is None:
return None
m = parser_re.match(search_query.query)
if not m:
return None
amount_str, from_currency, to_currency = m.groups()
try:
amount = float(amount_str)
except ValueError:
return None
from_currency = name_to_iso4217(from_currency.strip())
to_currency = name_to_iso4217(to_currency.strip())
params['amount'] = amount
params['from'] = from_currency
params['to'] = to_currency
params['from_name'] = iso4217_to_name(from_currency, 'en')
params['to_name'] = iso4217_to_name(to_currency, 'en')
return params

37
searx/search/processors/online_dictionary.py Normal file
View File

@ -0,0 +1,37 @@
# SPDX-License-Identifier: AGPL-3.0-or-later
import re
from searx.utils import is_valid_lang
from .online import OnlineProcessor
parser_re = re.compile('.*?([a-z]+)-([a-z]+) ([^ ]+)$', re.I)
class OnlineDictionaryProcessor(OnlineProcessor):
engine_type = 'online_dictionnary'
def get_params(self, search_query, engine_category):
params = super().get_params(search_query, engine_category)
if params is None:
return None
m = parser_re.match(search_query.query)
if not m:
return None
from_lang, to_lang, query = m.groups()
from_lang = is_valid_lang(from_lang)
to_lang = is_valid_lang(to_lang)
if not from_lang or not to_lang:
return None
params['from_lang'] = from_lang
params['to_lang'] = to_lang
params['query'] = query
return params

6
searx/webapp.py
View File

@ -60,7 +60,7 @@ from searx import brand, static_path
from searx import settings, searx_dir, searx_debug
from searx.exceptions import SearxParameterException
from searx.engines import (
categories, engines, engine_shortcuts, get_engines_stats, initialize_engines
categories, engines, engine_shortcuts, get_engines_stats
)
from searx.webutils import (
UnicodeWriter, highlight_content, get_resources_directory,
@ -71,7 +71,7 @@ from searx.webadapter import get_search_query_from_webapp, get_selected_categori
from searx.utils import html_to_text, gen_useragent, dict_subset, match_language
from searx.version import VERSION_STRING
from searx.languages import language_codes as languages
from searx.search import SearchWithPlugins
from searx.search import SearchWithPlugins, initialize
from searx.query import RawTextQuery
from searx.autocomplete import searx_bang, backends as autocomplete_backends
from searx.plugins import plugins
@ -131,7 +131,7 @@ werkzeug_reloader = flask_run_development or (searx_debug and __name__ == "__mai
# initialize the engines except on the first run of the werkzeug server.
if not werkzeug_reloader\
or (werkzeug_reloader and os.environ.get("WERKZEUG_RUN_MAIN") == "true"):
initialize_engines(settings['engines'])
initialize()
babel = Babel(app)

3
tests/unit/test_search.py
View File

@ -3,7 +3,6 @@
from searx.testing import SearxTestCase
from searx.search import SearchQuery, EngineRef
import searx.search
import searx.engines
SAFESEARCH = 0
@ -39,7 +38,7 @@ class SearchTestCase(SearxTestCase):
@classmethod
def setUpClass(cls):
searx.engines.initialize_engines(TEST_ENGINES)
searx.search.initialize(TEST_ENGINES)
def test_timeout_simple(self):
searx.search.max_request_timeout = None

5
tests/unit/test_standalone_searx.py
View File

@ -8,8 +8,7 @@ import sys
from mock import Mock, patch
from nose2.tools import params
from searx.search import SearchQuery, EngineRef
from searx.engines import initialize_engines
from searx.search import SearchQuery, EngineRef, initialize
from searx.testing import SearxTestCase
@ -30,7 +29,7 @@ class StandaloneSearx(SearxTestCase):
def setUpClass(cls):
engine_list = [{'engine': 'dummy', 'name': 'engine1', 'shortcut': 'e1'}]
initialize_engines(engine_list)
initialize(engine_list)
def test_parse_argument_no_args(self):
"""Test parse argument without args."""

4
tests/unit/test_webadapter.py
View File

@ -17,7 +17,7 @@ TEST_ENGINES = [
'categories': 'general',
'shortcut': 'do',
'timeout': 3.0,
'offline': True,
'engine_type': 'offline',
'tokens': ['my-token'],
},
]
@ -28,7 +28,7 @@ class ValidateQueryCase(SearxTestCase):
@classmethod
def setUpClass(cls):
searx.engines.initialize_engines(TEST_ENGINES)
searx.search.initialize(TEST_ENGINES)
def test_query_private_engine_without_token(self):
preferences = Preferences(['oscar'], ['general'], engines, [])

11
utils/standalone_searx.py
View File

@ -6,8 +6,8 @@ Getting categories without initiate the engine will only return `['general']`
>>> import searx.engines
... list(searx.engines.categories.keys())
['general']
>>> import searx
... searx.engines.initialize_engines(searx.settings['engines'])
>>> import searx.search
... searx.search.initialize()
... list(searx.engines.categories.keys())
['general', 'it', 'science', 'images', 'news', 'videos', 'music', 'files', 'social media', 'map']
@ -22,11 +22,11 @@ Example to run it from python:
>>> import importlib
... import json
... import sys
... import searx
... import searx.engines
... import searx.search
... search_query = 'rain'
... # initialize engines
... searx.engines.initialize_engines(searx.settings['engines'])
... searx.search.initialize()
... # load engines categories once instead of each time the function called
... engine_cs = list(searx.engines.categories.keys())
... # load module
@ -82,7 +82,6 @@ from json import dumps
from typing import Any, Dict, List, Optional
import searx
import searx.engines
import searx.preferences
import searx.query
import searx.search
@ -208,7 +207,7 @@ def parse_argument(
if __name__ == '__main__':
searx.engines.initialize_engines(searx.settings['engines'])
searx.search.initialize()
engine_cs = list(searx.engines.categories.keys())
prog_args = parse_argument(category_choices=engine_cs)
search_q = get_search_query(prog_args, engine_categories=engine_cs)