mirror of
				https://github.com/searxng/searxng.git
				synced 2025-11-03 19:17:07 -05:00 
			
		
		
		
	Add match_language function in utils to match any user given language code with a list of engine's supported languages. Also add language_aliases dict on each engine to translate standard language codes into the custom codes used by the engine.
		
			
				
	
	
		
			122 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			122 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
"""
 | 
						|
 Swisscows (Web, Images)
 | 
						|
 | 
						|
 @website     https://swisscows.ch
 | 
						|
 @provide-api no
 | 
						|
 | 
						|
 @using-api   no
 | 
						|
 @results     HTML (using search portal)
 | 
						|
 @stable      no (HTML can change)
 | 
						|
 @parse       url, title, content
 | 
						|
"""
 | 
						|
 | 
						|
from json import loads
 | 
						|
import re
 | 
						|
from lxml.html import fromstring
 | 
						|
from searx.url_utils import unquote, urlencode
 | 
						|
from searx.utils import match_language
 | 
						|
 | 
						|
# engine dependent config
 | 
						|
categories = ['general', 'images']
 | 
						|
paging = True
 | 
						|
language_support = True
 | 
						|
 | 
						|
# search-url
 | 
						|
base_url = 'https://swisscows.ch/'
 | 
						|
search_string = '?{query}&page={page}'
 | 
						|
 | 
						|
supported_languages_url = base_url
 | 
						|
 | 
						|
# regex
 | 
						|
regex_json = re.compile(b'initialData: {"Request":(.|\n)*},\s*environment')
 | 
						|
regex_json_remove_start = re.compile(b'^initialData:\s*')
 | 
						|
regex_json_remove_end = re.compile(b',\s*environment$')
 | 
						|
regex_img_url_remove_start = re.compile(b'^https?://i\.swisscows\.ch/\?link=')
 | 
						|
 | 
						|
 | 
						|
# do search-request
 | 
						|
def request(query, params):
 | 
						|
    region = match_language(params['language'], supported_languages)
 | 
						|
    ui_language = region.split('-')[0]
 | 
						|
 | 
						|
    search_path = search_string.format(
 | 
						|
        query=urlencode({'query': query, 'uiLanguage': ui_language, 'region': region}),
 | 
						|
        page=params['pageno']
 | 
						|
    )
 | 
						|
 | 
						|
    # image search query is something like 'image?{query}&page={page}'
 | 
						|
    if params['category'] == 'images':
 | 
						|
        search_path = 'image' + search_path
 | 
						|
 | 
						|
    params['url'] = base_url + search_path
 | 
						|
 | 
						|
    return params
 | 
						|
 | 
						|
 | 
						|
# get response from search-request
 | 
						|
def response(resp):
 | 
						|
    results = []
 | 
						|
 | 
						|
    json_regex = regex_json.search(resp.text)
 | 
						|
 | 
						|
    # check if results are returned
 | 
						|
    if not json_regex:
 | 
						|
        return []
 | 
						|
 | 
						|
    json_raw = regex_json_remove_end.sub(b'', regex_json_remove_start.sub(b'', json_regex.group()))
 | 
						|
    json = loads(json_raw.decode('utf-8'))
 | 
						|
 | 
						|
    # parse results
 | 
						|
    for result in json['Results'].get('items', []):
 | 
						|
        result_title = result['Title'].replace(u'\uE000', '').replace(u'\uE001', '')
 | 
						|
 | 
						|
        # parse image results
 | 
						|
        if result.get('ContentType', '').startswith('image'):
 | 
						|
            img_url = unquote(regex_img_url_remove_start.sub(b'', result['Url'].encode('utf-8')).decode('utf-8'))
 | 
						|
 | 
						|
            # append result
 | 
						|
            results.append({'url': result['SourceUrl'],
 | 
						|
                            'title': result['Title'],
 | 
						|
                            'content': '',
 | 
						|
                            'img_src': img_url,
 | 
						|
                            'template': 'images.html'})
 | 
						|
 | 
						|
        # parse general results
 | 
						|
        else:
 | 
						|
            result_url = result['Url'].replace(u'\uE000', '').replace(u'\uE001', '')
 | 
						|
            result_content = result['Description'].replace(u'\uE000', '').replace(u'\uE001', '')
 | 
						|
 | 
						|
            # append result
 | 
						|
            results.append({'url': result_url,
 | 
						|
                            'title': result_title,
 | 
						|
                            'content': result_content})
 | 
						|
 | 
						|
    # parse images
 | 
						|
    for result in json.get('Images', []):
 | 
						|
        # decode image url
 | 
						|
        img_url = unquote(regex_img_url_remove_start.sub(b'', result['Url'].encode('utf-8')).decode('utf-8'))
 | 
						|
 | 
						|
        # append result
 | 
						|
        results.append({'url': result['SourceUrl'],
 | 
						|
                        'title': result['Title'],
 | 
						|
                        'content': '',
 | 
						|
                        'img_src': img_url,
 | 
						|
                        'template': 'images.html'})
 | 
						|
 | 
						|
    # return results
 | 
						|
    return results
 | 
						|
 | 
						|
 | 
						|
# get supported languages from their site
 | 
						|
def _fetch_supported_languages(resp):
 | 
						|
    supported_languages = []
 | 
						|
    dom = fromstring(resp.text)
 | 
						|
    options = dom.xpath('//div[@id="regions-popup"]//ul/li/a')
 | 
						|
    for option in options:
 | 
						|
        code = option.xpath('./@data-search-language')[0]
 | 
						|
        if code.startswith('nb-'):
 | 
						|
            code = code.replace('nb', 'no', 1)
 | 
						|
        supported_languages.append(code)
 | 
						|
 | 
						|
    return supported_languages
 |