searxng/searx/engines/flickr_noapi.py
2015-01-31 22:05:13 +01:00

110 lines
2.9 KiB
Python

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