from searx.exceptions import SearxParameterException from searx.query import RawTextQuery, VALID_LANGUAGE_CODE from searx.engines import categories, engines from searx.search import SearchQuery # remove duplicate queries. # FIXME: does not fix "!music !soundcloud", because the categories are 'none' and 'music' def deduplicate_query_engines(query_engines): uniq_query_engines = {q["category"] + '|' + q["name"]: q for q in query_engines} return uniq_query_engines.values() def get_search_query_from_webapp(preferences, form): # no text for the query ? if not form.get('q'): raise SearxParameterException('q', '') # set blocked engines disabled_engines = preferences.engines.get_disabled() # parse query, if tags are set, which change # the serch engine or search-language raw_text_query = RawTextQuery(form['q'], disabled_engines) # set query query = raw_text_query.getQuery() # get and check page number pageno_param = form.get('pageno', '1') if not pageno_param.isdigit() or int(pageno_param) < 1: raise SearxParameterException('pageno', pageno_param) query_pageno = int(pageno_param) # get language # set specific language if set on request, query or preferences # TODO support search with multible languages if len(raw_text_query.languages): query_lang = raw_text_query.languages[-1] elif 'language' in form: query_lang = form.get('language') else: query_lang = preferences.get_value('language') # check language if not VALID_LANGUAGE_CODE.match(query_lang): raise SearxParameterException('language', query_lang) # get safesearch if 'safesearch' in form: query_safesearch = form.get('safesearch') # first check safesearch if not query_safesearch.isdigit(): raise SearxParameterException('safesearch', query_safesearch) query_safesearch = int(query_safesearch) else: query_safesearch = preferences.get_value('safesearch') # safesearch : second check if query_safesearch < 0 or query_safesearch > 2: raise SearxParameterException('safesearch', query_safesearch) # get time_range query_time_range = form.get('time_range') # check time_range if query_time_range not in ('None', None, '', 'day', 'week', 'month', 'year'): raise SearxParameterException('time_range', query_time_range) # query_engines query_engines = raw_text_query.engines # timeout_limit query_timeout = raw_text_query.timeout_limit if query_timeout is None and 'timeout_limit' in form: raw_time_limit = form.get('timeout_limit') if raw_time_limit in ['None', '']: raw_time_limit = None else: try: query_timeout = float(raw_time_limit) except ValueError: raise SearxParameterException('timeout_limit', raw_time_limit) # query_categories query_categories = [] # if engines are calculated from query, # set categories by using that informations if query_engines and raw_text_query.specific: additional_categories = set() for engine in query_engines: if 'from_bang' in engine and engine['from_bang']: additional_categories.add('none') else: additional_categories.add(engine['category']) query_categories = list(additional_categories) # otherwise, using defined categories to # calculate which engines should be used else: # set categories/engines load_default_categories = True for pd_name, pd in form.items(): if pd_name == 'categories': query_categories.extend(categ for categ in map(str.strip, pd.split(',')) if categ in categories) elif pd_name == 'engines': pd_engines = [{'category': engines[engine].categories[0], 'name': engine} for engine in map(str.strip, pd.split(',')) if engine in engines] if pd_engines: query_engines.extend(pd_engines) load_default_categories = False elif pd_name.startswith('category_'): category = pd_name[9:] # if category is not found in list, skip if category not in categories: continue if pd != 'off': # add category to list query_categories.append(category) elif category in query_categories: # remove category from list if property is set to 'off' query_categories.remove(category) if not load_default_categories: if not query_categories: query_categories = list(set(engine['category'] for engine in query_engines)) else: # if no category is specified for this search, # using user-defined default-configuration which # (is stored in cookie) if not query_categories: cookie_categories = preferences.get_value('categories') for ccateg in cookie_categories: if ccateg in categories: query_categories.append(ccateg) # if still no category is specified, using general # as default-category if not query_categories: query_categories = ['general'] # using all engines for that search, which are # declared under the specific categories for categ in query_categories: query_engines.extend({'category': categ, 'name': engine.name} for engine in categories[categ] if (engine.name, categ) not in disabled_engines) query_engines = deduplicate_query_engines(query_engines) external_bang = raw_text_query.external_bang return (SearchQuery(query, query_engines, query_categories, query_lang, query_safesearch, query_pageno, query_time_range, query_timeout, preferences, external_bang=external_bang), raw_text_query)