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#!/usr/bin/env python
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"""
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Flickr (Images)
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@website https://www.flickr.com
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@provide-api yes (https://secure.flickr.com/services/api/flickr.photos.search.html)
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@using-api no
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@results HTML
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@stable no
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@parse url, title, thumbnail, img_src
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"""
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from urllib import urlencode
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from json import loads
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from time import time
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import re
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from searx.engines import logger
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logger = logger.getChild('flickr-noapi')
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categories = ['images']
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url = 'https://www.flickr.com/'
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search_url = url + 'search?{query}&page={page}'
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time_range_url = '&min_upload_date={start}&max_upload_date={end}'
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photo_url = 'https://www.flickr.com/photos/{userid}/{photoid}'
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regex = re.compile(r"\"search-photos-lite-models\",\"photos\":(.*}),\"totalItems\":", re.DOTALL)
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image_sizes = ('o', 'k', 'h', 'b', 'c', 'z', 'n', 'm', 't', 'q', 's')
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paging = True
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time_range_support = True
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time_range_dict = {'day': 60 * 60 * 24,
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'week': 60 * 60 * 24 * 7,
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'month': 60 * 60 * 24 * 7 * 4,
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'year': 60 * 60 * 24 * 7 * 52}
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def build_flickr_url(user_id, photo_id):
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return photo_url.format(userid=user_id, photoid=photo_id)
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def _get_time_range_url(time_range):
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if time_range in time_range_dict:
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return time_range_url.format(start=time(), end=str(int(time()) - time_range_dict[time_range]))
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return ''
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def request(query, params):
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params['url'] = (search_url.format(query=urlencode({'text': query}), page=params['pageno'])
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+ _get_time_range_url(params['time_range']))
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return params
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def response(resp):
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results = []
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matches = regex.search(resp.text)
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if matches is None:
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return results
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match = matches.group(1)
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search_results = loads(match)
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if '_data' not in search_results:
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return []
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photos = search_results['_data']
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for photo in photos:
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# In paged configuration, the first pages' photos
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# are represented by a None object
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if photo is None:
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continue
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img_src = None
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# From the biggest to the lowest format
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for image_size in image_sizes:
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if image_size in photo['sizes']:
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img_src = photo['sizes'][image_size]['url']
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break
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if not img_src:
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logger.debug('cannot find valid image size: {0}'.format(repr(photo)))
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continue
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if 'ownerNsid' not in photo:
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continue
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# For a bigger thumbnail, keep only the url_z, not the url_n
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if 'n' in photo['sizes']:
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thumbnail_src = photo['sizes']['n']['url']
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elif 'z' in photo['sizes']:
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thumbnail_src = photo['sizes']['z']['url']
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else:
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thumbnail_src = img_src
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url = build_flickr_url(photo['ownerNsid'], photo['id'])
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title = photo.get('title', '')
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author = photo['username']
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# append result
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results.append({'url': url,
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'title': title,
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'img_src': img_src,
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'thumbnail_src': thumbnail_src,
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'content': '',
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'author': author,
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'template': 'images.html'})
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return results
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