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Merge branch 'master' of https://github.com/asciimoo/searx into filtron

This commit is contained in:
Markus Heiser 2020-02-25 11:27:08 +01:00
parent 3f3351639a 6a3ef5561b
commit f5d10abc7f
5 changed files with 199 additions and 79 deletions
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8
Makefile
View File

@ -75,9 +75,13 @@ $(GH_PAGES)::
PHONY += test test.sh test.pylint test.pep8 test.unit test.robot
test: test.pylint test.pep8 test.unit test.robot
# TODO: balance linting with pylint
test: test.pep8 test.unit test.sh test.robot
- make pylint
test.pylint: pyenvinstall
$(call cmd,pylint,searx/preferences.py)
$(call cmd,pylint,searx/testing.py)
test.sh:
shellcheck -x utils/lxc.sh

214
searx/preferences.py
View File

@ -1,3 +1,9 @@
# SPDX-License-Identifier: AGPL-3.0-or-later
"""Searx preferences implementation.
"""
# pylint: disable=useless-object-inheritance
from base64 import urlsafe_b64encode, urlsafe_b64decode
from zlib import compress, decompress
from sys import version
@ -8,6 +14,7 @@ from searx.utils import match_language
from searx.url_utils import parse_qs, urlencode
if version[0] == '3':
# pylint: disable=invalid-name
unicode = str
@ -20,11 +27,14 @@ DOI_RESOLVERS = list(settings['doi_resolvers'])
class MissingArgumentException(Exception):
pass
"""Exption from ``cls._post_init`` when a argument is missed.
"""
class ValidationException(Exception):
pass
"""Exption from ``cls._post_init`` when configuration value is invalid.
"""
class Setting(object):
@ -42,33 +52,45 @@ class Setting(object):
pass
def parse(self, data):
"""Parse ``data`` and store the result at ``self.value``
If needed, its overwritten in the inheritance.
"""
self.value = data
def get_value(self):
"""Returns the value of the setting
If needed, its overwritten in the inheritance.
"""
return self.value
def save(self, name, resp):
"""Save cookie ``name`` in the HTTP reponse obect
If needed, its overwritten in the inheritance."""
resp.set_cookie(name, self.value, max_age=COOKIE_MAX_AGE)
class StringSetting(Setting):
"""Setting of plain string values"""
pass
class EnumStringSetting(Setting):
"""Setting of a value which can only come from the given choices"""
def _validate_selection(self, selection):
if selection not in self.choices:
raise ValidationException('Invalid value: "{0}"'.format(selection))
def _post_init(self):
if not hasattr(self, 'choices'):
raise MissingArgumentException('Missing argument: choices')
self._validate_selection(self.value)
def _validate_selection(self, selection):
if selection not in self.choices: # pylint: disable=no-member
raise ValidationException('Invalid value: "{0}"'.format(selection))
def parse(self, data):
"""Parse and validate ``data`` and store the result at ``self.value``
"""
self._validate_selection(data)
self.value = data
@ -78,7 +100,7 @@ class MultipleChoiceSetting(EnumStringSetting):
def _validate_selections(self, selections):
for item in selections:
if item not in self.choices:
if item not in self.choices: # pylint: disable=no-member
raise ValidationException('Invalid value: "{0}"'.format(selections))
def _post_init(self):
@ -87,6 +109,8 @@ class MultipleChoiceSetting(EnumStringSetting):
self._validate_selections(self.value)
def parse(self, data):
"""Parse and validate ``data`` and store the result at ``self.value``
"""
if data == '':
self.value = []
return
@ -95,38 +119,47 @@ class MultipleChoiceSetting(EnumStringSetting):
self._validate_selections(elements)
self.value = elements
def parse_form(self, data):
def parse_form(self, data): # pylint: disable=missing-function-docstring
self.value = []
for choice in data:
if choice in self.choices and choice not in self.value:
if choice in self.choices and choice not in self.value: # pylint: disable=no-member
self.value.append(choice)
def save(self, name, resp):
"""Save cookie ``name`` in the HTTP reponse obect
"""
resp.set_cookie(name, ','.join(self.value), max_age=COOKIE_MAX_AGE)
class SetSetting(Setting):
"""Setting of values of type ``set`` (comma separated string) """
def _post_init(self):
if not hasattr(self, 'values'):
self.values = set()
def get_value(self):
"""Returns a string with comma separated values.
"""
return ','.join(self.values)
def parse(self, data):
"""Parse and validate ``data`` and store the result at ``self.value``
"""
if data == '':
self.values = set()
self.values = set() # pylint: disable=attribute-defined-outside-init
return
elements = data.split(',')
for element in elements:
self.values.add(element)
def parse_form(self, data):
def parse_form(self, data): # pylint: disable=missing-function-docstring
elements = data.split(',')
self.values = set(elements)
self.values = set(elements) # pylint: disable=attribute-defined-outside-init
def save(self, name, resp):
"""Save cookie ``name`` in the HTTP reponse obect
"""
resp.set_cookie(name, ','.join(self.values), max_age=COOKIE_MAX_AGE)
@ -134,14 +167,19 @@ class SearchLanguageSetting(EnumStringSetting):
"""Available choices may change, so user's value may not be in choices anymore"""
def _validate_selection(self, selection):
if not match_language(selection, self.choices, fallback=None) and selection != "":
if selection != "" and not match_language(
# pylint: disable=no-member
selection, self.choices, fallback=None):
raise ValidationException('Invalid language code: "{0}"'.format(selection))
def parse(self, data):
if data not in self.choices and data != self.value:
"""Parse and validate ``data`` and store the result at ``self.value``
"""
if data not in self.choices and data != self.value: # pylint: disable=no-member
# hack to give some backwards compatibility with old language cookies
data = str(data).replace('_', '-')
lang = data.split('-')[0]
# pylint: disable=no-member
if data in self.choices:
pass
elif lang in self.choices:
@ -157,16 +195,21 @@ class MapSetting(Setting):
def _post_init(self):
if not hasattr(self, 'map'):
raise MissingArgumentException('missing argument: map')
if self.value not in self.map.values():
if self.value not in self.map.values(): # pylint: disable=no-member
raise ValidationException('Invalid default value')
def parse(self, data):
"""Parse and validate ``data`` and store the result at ``self.value``
"""
# pylint: disable=no-member
if data not in self.map:
raise ValidationException('Invalid choice: {0}'.format(data))
self.value = self.map[data]
self.key = data
self.key = data # pylint: disable=attribute-defined-outside-init
def save(self, name, resp):
"""Save cookie ``name`` in the HTTP reponse obect
"""
if hasattr(self, 'key'):
resp.set_cookie(name, self.key, max_age=COOKIE_MAX_AGE)
@ -180,24 +223,26 @@ class SwitchableSetting(Setting):
if not hasattr(self, 'choices'):
raise MissingArgumentException('missing argument: choices')
def transform_form_items(self, items):
def transform_form_items(self, items): # pylint: disable=missing-function-docstring
# pylint: disable=no-self-use
return items
def transform_values(self, values):
def transform_values(self, values): # pylint: disable=missing-function-docstring
# pylint: disable=no-self-use
return values
def parse_cookie(self, data):
def parse_cookie(self, data): # pylint: disable=missing-function-docstring
# pylint: disable=attribute-defined-outside-init
if data[DISABLED] != '':
self.disabled = set(data[DISABLED].split(','))
if data[ENABLED] != '':
self.enabled = set(data[ENABLED].split(','))
def parse_form(self, items):
def parse_form(self, items): # pylint: disable=missing-function-docstring
items = self.transform_form_items(items)
self.disabled = set()
self.enabled = set()
for choice in self.choices:
self.disabled = set() # pylint: disable=attribute-defined-outside-init
self.enabled = set() # pylint: disable=attribute-defined-outside-init
for choice in self.choices: # pylint: disable=no-member
if choice['default_on']:
if choice['id'] in items:
self.disabled.add(choice['id'])
@ -205,31 +250,34 @@ class SwitchableSetting(Setting):
if choice['id'] not in items:
self.enabled.add(choice['id'])
def save(self, resp):
def save(self, resp): # pylint: disable=arguments-differ
"""Save cookie in the HTTP reponse obect
"""
resp.set_cookie('disabled_{0}'.format(self.value), ','.join(self.disabled), max_age=COOKIE_MAX_AGE)
resp.set_cookie('enabled_{0}'.format(self.value), ','.join(self.enabled), max_age=COOKIE_MAX_AGE)
def get_disabled(self):
def get_disabled(self): # pylint: disable=missing-function-docstring
disabled = self.disabled
for choice in self.choices:
for choice in self.choices: # pylint: disable=no-member
if not choice['default_on'] and choice['id'] not in self.enabled:
disabled.add(choice['id'])
return self.transform_values(disabled)
def get_enabled(self):
def get_enabled(self): # pylint: disable=missing-function-docstring
enabled = self.enabled
for choice in self.choices:
for choice in self.choices: # pylint: disable=no-member
if choice['default_on'] and choice['id'] not in self.disabled:
enabled.add(choice['id'])
return self.transform_values(enabled)
class EnginesSetting(SwitchableSetting):
"""Engine settings"""
def _post_init(self):
super(EnginesSetting, self)._post_init()
transformed_choices = []
for engine_name, engine in self.choices.items():
for engine_name, engine in self.choices.items(): # pylint: disable=no-member,access-member-before-definition
for category in engine.categories:
transformed_choice = dict()
transformed_choice['default_on'] = not engine.disabled
@ -251,11 +299,12 @@ class EnginesSetting(SwitchableSetting):
class PluginsSetting(SwitchableSetting):
"""Plugin settings"""
def _post_init(self):
super(PluginsSetting, self)._post_init()
transformed_choices = []
for plugin in self.choices:
for plugin in self.choices: # pylint: disable=access-member-before-definition
transformed_choice = dict()
transformed_choice['default_on'] = plugin.default_on
transformed_choice['id'] = plugin.id
@ -272,33 +321,64 @@ class Preferences(object):
def __init__(self, themes, categories, engines, plugins):
super(Preferences, self).__init__()
self.key_value_settings = {'categories': MultipleChoiceSetting(['general'], choices=categories + ['none']),
'language': SearchLanguageSetting(settings['search']['default_lang'],
choices=list(LANGUAGE_CODES) + ['']),
'locale': EnumStringSetting(settings['ui']['default_locale'],
choices=list(settings['locales'].keys()) + ['']),
'autocomplete': EnumStringSetting(settings['search']['autocomplete'],
choices=list(autocomplete.backends.keys()) + ['']),
'image_proxy': MapSetting(settings['server']['image_proxy'],
map={'': settings['server']['image_proxy'],
'0': False,
'1': True,
'True': True,
'False': False}),
'method': EnumStringSetting('POST', choices=('GET', 'POST')),
'safesearch': MapSetting(settings['search']['safe_search'], map={'0': 0,
'1': 1,
'2': 2}),
'theme': EnumStringSetting(settings['ui']['default_theme'], choices=themes),
'results_on_new_tab': MapSetting(False, map={'0': False,
'1': True,
'False': False,
'True': True}),
'doi_resolver': MultipleChoiceSetting(['oadoi.org'], choices=DOI_RESOLVERS),
'oscar-style': EnumStringSetting(
settings['ui'].get('theme_args', {}).get('oscar_style', 'logicodev'),
choices=['', 'logicodev', 'logicodev-dark', 'pointhi']),
}
self.key_value_settings = {
'categories': MultipleChoiceSetting(
['general'], choices=categories + ['none']
),
'language': SearchLanguageSetting(
settings['search'].get('default_lang', ''),
choices=list(LANGUAGE_CODES) + ['']
),
'locale': EnumStringSetting(
settings['ui'].get('default_locale', ''),
choices=list(settings['locales'].keys()) + ['']
),
'autocomplete': EnumStringSetting(
settings['search'].get('autocomplete', ''),
choices=list(autocomplete.backends.keys()) + ['']
),
'image_proxy': MapSetting(
settings['server'].get('image_proxy', False),
map={
'': settings['server'].get('image_proxy', 0),
'0': False,
'1': True,
'True': True,
'False': False
}
),
'method': EnumStringSetting(
'POST',
choices=('GET', 'POST')
),
'safesearch': MapSetting(
settings['search'].get('safe_search', 0),
map={
'0': 0,
'1': 1,
'2': 2
}
),
'theme': EnumStringSetting(
settings['ui'].get('default_theme', 'oscar'),
choices=themes
),
'results_on_new_tab': MapSetting(
False,
map={
'0': False,
'1': True,
'False': False,
'True': True
}
),
'doi_resolver': MultipleChoiceSetting(
['oadoi.org'], choices=DOI_RESOLVERS
),
'oscar-style': EnumStringSetting(
settings['ui'].get('theme_args', {}).get('oscar_style', 'logicodev'),
choices=['', 'logicodev', 'logicodev-dark', 'pointhi']),
}
self.engines = EnginesSetting('engines', choices=engines)
self.plugins = PluginsSetting('plugins', choices=plugins)
@ -306,6 +386,7 @@ class Preferences(object):
self.unknown_params = {}
def get_as_url_params(self):
"""Return preferences as URL parameters"""
settings_kv = {}
for k, v in self.key_value_settings.items():
if isinstance(v, MultipleChoiceSetting):
@ -324,6 +405,7 @@ class Preferences(object):
return urlsafe_b64encode(compress(urlencode(settings_kv).encode('utf-8'))).decode('utf-8')
def parse_encoded_data(self, input_data):
"""parse (base64) preferences from request (``flask.request.form['preferences']``)"""
decoded_data = decompress(urlsafe_b64decode(input_data.encode('utf-8')))
dict_data = {}
for x, y in parse_qs(decoded_data).items():
@ -331,6 +413,7 @@ class Preferences(object):
self.parse_dict(dict_data)
def parse_dict(self, input_data):
"""parse preferences from request (``flask.request.form``)"""
for user_setting_name, user_setting in input_data.items():
if user_setting_name in self.key_value_settings:
self.key_value_settings[user_setting_name].parse(user_setting)
@ -351,6 +434,7 @@ class Preferences(object):
self.unknown_params[user_setting_name] = user_setting
def parse_form(self, input_data):
"""Parse formular (``<input>``) data from a ``flask.request.form``"""
disabled_engines = []
enabled_categories = []
disabled_plugins = []
@ -373,12 +457,18 @@ class Preferences(object):
# cannot be used in case of engines or plugins
def get_value(self, user_setting_name):
"""Returns the value for ``user_setting_name``
"""
ret_val = None
if user_setting_name in self.key_value_settings:
return self.key_value_settings[user_setting_name].get_value()
ret_val = self.key_value_settings[user_setting_name].get_value()
if user_setting_name in self.unknown_params:
return self.unknown_params[user_setting_name]
ret_val = self.unknown_params[user_setting_name]
return ret_val
def save(self, resp):
"""Save cookie in the HTTP reponse obect
"""
for user_setting_name, user_setting in self.key_value_settings.items():
user_setting.save(user_setting_name, resp)
self.engines.save(resp)
@ -388,7 +478,7 @@ class Preferences(object):
resp.set_cookie(k, v, max_age=COOKIE_MAX_AGE)
return resp
def validate_token(self, engine):
def validate_token(self, engine): # pylint: disable=missing-function-docstring
valid = True
if hasattr(engine, 'tokens') and engine.tokens:
valid = False

4
searx/settings_robot.yml
View File

@ -3,8 +3,6 @@ general:
instance_name : "searx_test"
search:
safe_search : 0
autocomplete : ""
language: "all"
server:
@ -12,14 +10,12 @@ server:
bind_address : 127.0.0.1
secret_key : "ultrasecretkey" # change this!
base_url : False
image_proxy : False
http_protocol_version : "1.0"
ui:
static_path : ""
templates_path : ""
default_theme : oscar
default_locale : ""
outgoing:
request_timeout : 1.0 # seconds

29
searx/testing.py
View File

@ -1,12 +1,14 @@
# -*- coding: utf-8 -*-
# SPDX-License-Identifier: AGPL-3.0-or-later
"""Shared testing code."""
# pylint: disable=missing-function-docstring
import os
import subprocess
import traceback
from os.path import dirname, join, abspath
from os.path import dirname, join, abspath, realpath
from splinter import Browser
from unittest2 import TestCase
@ -17,21 +19,21 @@ class SearxTestLayer:
__name__ = u'SearxTestLayer'
@classmethod
def setUp(cls):
pass
setUp = classmethod(setUp)
@classmethod
def tearDown(cls):
pass
tearDown = classmethod(tearDown)
@classmethod
def testSetUp(cls):
pass
testSetUp = classmethod(testSetUp)
@classmethod
def testTearDown(cls):
pass
testTearDown = classmethod(testTearDown)
class SearxRobotLayer():
@ -41,14 +43,19 @@ class SearxRobotLayer():
os.setpgrp() # create new process group, become its leader
# get program paths
webapp = os.path.join(
os.path.abspath(os.path.dirname(os.path.realpath(__file__))),
'webapp.py'
)
webapp = join(abspath(dirname(realpath(__file__))), 'webapp.py')
exe = 'python'
# The Flask app is started by Flask.run(...), don't enable Flask's debug
# mode, the debugger from Flask will cause wired process model, where
# the server never dies. Further read:
#
# - debug mode: https://flask.palletsprojects.com/quickstart/#debug-mode
# - Flask.run(..): https://flask.palletsprojects.com/api/#flask.Flask.run
os.environ['SEARX_DEBUG'] = '0'
# set robot settings path
os.environ['SEARX_DEBUG'] = '1'
os.environ['SEARX_SETTINGS_PATH'] = abspath(
dirname(__file__) + '/settings_robot.yml')
@ -105,7 +112,7 @@ if __name__ == '__main__':
try:
test_layer.setUp()
run_robot_tests([getattr(robot, x) for x in dir(robot) if x.startswith('test_')])
except Exception:
except Exception: # pylint: disable=broad-except
errors = True
print('Error occured: {0}'.format(traceback.format_exc()))
test_layer.tearDown()

23
searx/webapp.py
View File

@ -45,6 +45,7 @@ try:
from cgi import escape
except:
from html import escape
from six import next
from datetime import datetime, timedelta
from time import time
from werkzeug.middleware.proxy_fix import ProxyFix
@ -52,6 +53,8 @@ from flask import (
Flask, request, render_template, url_for, Response, make_response,
redirect, send_from_directory
)
from babel.support import Translations
import flask_babel
from flask_babel import Babel, gettext, format_date, format_decimal
from flask.json import jsonify
from searx import settings, searx_dir, searx_debug
@ -156,6 +159,22 @@ _category_names = (gettext('files'),
outgoing_proxies = settings['outgoing'].get('proxies') or None
_flask_babel_get_translations = flask_babel.get_translations
# monkey patch for flask_babel.get_translations
def _get_translations():
translation_locale = request.form.get('use-translation')
if translation_locale:
babel_ext = flask_babel.current_app.extensions['babel']
translation = Translations.load(next(babel_ext.translation_directories), 'oc')
else:
translation = _flask_babel_get_translations()
return translation
flask_babel.get_translations = _get_translations
def _get_browser_language(request, lang_list):
for lang in request.headers.get("Accept-Language", "en").split(","):
@ -180,6 +199,10 @@ def get_locale():
if locale == 'zh_TW':
locale = 'zh_Hant_TW'
if locale == 'oc':
request.form['use-translation'] = 'oc'
locale = 'fr_FR'
logger.debug("selected locale is `%s`", locale)
return locale