forked from zaclys/searxng
[fix] engine tineye: handle 422 response of not supported img format
Closes: https://github.com/searxng/searxng/issues/1449 Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
This commit is contained in:
Markus Heiser
parent
50d714d829
commit
1540891561
@ -17,6 +17,7 @@ billion images `[tineye.com] <https://tineye.com/how>`_.
|
||||
|
||||
from urllib.parse import urlencode
|
||||
from datetime import datetime
|
||||
from flask_babel import gettext
|
||||
|
||||
about = {
|
||||
"website": 'https://tineye.com',
|
||||
@ -28,20 +29,41 @@ about = {
|
||||
}
|
||||
|
||||
engine_type = 'online_url_search'
|
||||
""":py:obj:`searx.search.processors.online_url_search`"""
|
||||
|
||||
categories = ['general']
|
||||
paging = True
|
||||
safesearch = False
|
||||
base_url = 'https://tineye.com'
|
||||
search_string = '/result_json/?page={page}&{query}'
|
||||
|
||||
FORMAT_NOT_SUPPORTED = gettext(
|
||||
"Could not read that image url. This may be due to an unsupported file"
|
||||
" format. TinEye only supports images that are JPEG, PNG, GIF, BMP, TIFF or WebP."
|
||||
)
|
||||
"""TinEye error message"""
|
||||
|
||||
NO_SIGNATURE_ERROR = gettext(
|
||||
"The image is too simple to find matches. TinEye requires a basic level of"
|
||||
" visual detail to successfully identify matches."
|
||||
)
|
||||
"""TinEye error message"""
|
||||
|
||||
DOWNLOAD_ERROR = gettext("The image could not be downloaded.")
|
||||
"""TinEye error message"""
|
||||
|
||||
|
||||
def request(query, params):
|
||||
"""Build TinEye HTTP request using ``search_urls`` of a :py:obj:`engine_type`."""
|
||||
|
||||
params['raise_for_httperror'] = False
|
||||
|
||||
if params['search_urls']['data:image']:
|
||||
query = params['search_urls']['data:image']
|
||||
elif params['search_urls']['http']:
|
||||
query = params['search_urls']['http']
|
||||
|
||||
logger.debug("query URL: %s", query)
|
||||
query = urlencode({'url': query})
|
||||
|
||||
# see https://github.com/TinEye/pytineye/blob/main/pytineye/api.py
|
||||
@ -59,45 +81,145 @@ def request(query, params):
|
||||
return params
|
||||
|
||||
|
||||
def parse_tineye_match(match_json):
|
||||
"""Takes parsed JSON from the API server and turns it into a :py:obj:`dict`
|
||||
object.
|
||||
|
||||
Attributes `(class Match) <https://github.com/TinEye/pytineye/blob/main/pytineye/api.py>`__
|
||||
|
||||
- `image_url`, link to the result image.
|
||||
- `domain`, domain this result was found on.
|
||||
- `score`, a number (0 to 100) that indicates how closely the images match.
|
||||
- `width`, image width in pixels.
|
||||
- `height`, image height in pixels.
|
||||
- `size`, image area in pixels.
|
||||
- `format`, image format.
|
||||
- `filesize`, image size in bytes.
|
||||
- `overlay`, overlay URL.
|
||||
- `tags`, whether this match belongs to a collection or stock domain.
|
||||
|
||||
- `backlinks`, a list of Backlink objects pointing to the original websites
|
||||
and image URLs. List items are instances of :py:obj:`dict`, (`Backlink
|
||||
<https://github.com/TinEye/pytineye/blob/main/pytineye/api.py>`__):
|
||||
|
||||
- `url`, the image URL to the image.
|
||||
- `backlink`, the original website URL.
|
||||
- `crawl_date`, the date the image was crawled.
|
||||
|
||||
"""
|
||||
|
||||
# HINT: there exists an alternative backlink dict in the domains list / e.g.::
|
||||
#
|
||||
# match_json['domains'][0]['backlinks']
|
||||
|
||||
backlinks = []
|
||||
if "backlinks" in match_json:
|
||||
|
||||
for backlink_json in match_json["backlinks"]:
|
||||
if not isinstance(backlink_json, dict):
|
||||
continue
|
||||
|
||||
crawl_date = backlink_json.get("crawl_date")
|
||||
if crawl_date:
|
||||
crawl_date = datetime.fromisoformat(crawl_date[:-3])
|
||||
else:
|
||||
crawl_date = datetime.min
|
||||
|
||||
backlinks.append(
|
||||
{
|
||||
'url': backlink_json.get("url"),
|
||||
'backlink': backlink_json.get("backlink"),
|
||||
'crawl_date': crawl_date,
|
||||
'image_name': backlink_json.get("image_name"),
|
||||
}
|
||||
)
|
||||
|
||||
return {
|
||||
'image_url': match_json.get("image_url"),
|
||||
'domain': match_json.get("domain"),
|
||||
'score': match_json.get("score"),
|
||||
'width': match_json.get("width"),
|
||||
'height': match_json.get("height"),
|
||||
'size': match_json.get("size"),
|
||||
'image_format': match_json.get("format"),
|
||||
'filesize': match_json.get("filesize"),
|
||||
'overlay': match_json.get("overlay"),
|
||||
'tags': match_json.get("tags"),
|
||||
'backlinks': backlinks,
|
||||
}
|
||||
|
||||
|
||||
def response(resp):
|
||||
"""Parse HTTP response from TinEye."""
|
||||
results = []
|
||||
|
||||
# Define wanted results
|
||||
json_data = resp.json()
|
||||
number_of_results = json_data['num_matches']
|
||||
try:
|
||||
json_data = resp.json()
|
||||
except Exception as exc: # pylint: disable=broad-except
|
||||
msg = "can't parse JSON response // %s" % exc
|
||||
logger.error(msg)
|
||||
json_data = {'error': msg}
|
||||
|
||||
for i in json_data['matches']:
|
||||
image_format = i['format']
|
||||
width = i['width']
|
||||
height = i['height']
|
||||
thumbnail_src = i['image_url']
|
||||
backlink = i['domains'][0]['backlinks'][0]
|
||||
url = backlink['backlink']
|
||||
source = backlink['url']
|
||||
title = backlink['image_name']
|
||||
img_src = backlink['url']
|
||||
# handle error codes from Tineye
|
||||
|
||||
# Get and convert published date
|
||||
api_date = backlink['crawl_date'][:-3]
|
||||
publishedDate = datetime.fromisoformat(api_date)
|
||||
if resp.is_error:
|
||||
if resp.status_code in (400, 422):
|
||||
|
||||
# Append results
|
||||
message = 'HTTP status: %s' % resp.status_code
|
||||
error = json_data.get('error')
|
||||
s_key = json_data.get('suggestions', {}).get('key', '')
|
||||
|
||||
if error and s_key:
|
||||
message = "%s (%s)" % (error, s_key)
|
||||
elif error:
|
||||
message = error
|
||||
|
||||
if s_key == "Invalid image URL":
|
||||
# test https://docs.searxng.org/_static/searxng-wordmark.svg
|
||||
message = FORMAT_NOT_SUPPORTED
|
||||
elif s_key == 'NO_SIGNATURE_ERROR':
|
||||
# test https://pngimg.com/uploads/dot/dot_PNG4.png
|
||||
message = NO_SIGNATURE_ERROR
|
||||
elif s_key == 'Download Error':
|
||||
# test https://notexists
|
||||
message = DOWNLOAD_ERROR
|
||||
|
||||
# see https://github.com/searxng/searxng/pull/1456#issuecomment-1193105023
|
||||
# results.append({'answer': message})
|
||||
logger.error(message)
|
||||
|
||||
return results
|
||||
|
||||
resp.raise_for_status()
|
||||
|
||||
# append results from matches
|
||||
|
||||
for match_json in json_data['matches']:
|
||||
|
||||
tineye_match = parse_tineye_match(match_json)
|
||||
if not tineye_match['backlinks']:
|
||||
continue
|
||||
|
||||
backlink = tineye_match['backlinks'][0]
|
||||
results.append(
|
||||
{
|
||||
'template': 'images.html',
|
||||
'url': url,
|
||||
'thumbnail_src': thumbnail_src,
|
||||
'source': source,
|
||||
'title': title,
|
||||
'img_src': img_src,
|
||||
'format': image_format,
|
||||
'widht': width,
|
||||
'height': height,
|
||||
'publishedDate': publishedDate,
|
||||
'url': backlink['backlink'],
|
||||
'thumbnail_src': tineye_match['image_url'],
|
||||
'source': backlink['url'],
|
||||
'title': backlink['image_name'],
|
||||
'img_src': backlink['url'],
|
||||
'format': tineye_match['image_format'],
|
||||
'widht': tineye_match['width'],
|
||||
'height': tineye_match['height'],
|
||||
'publishedDate': backlink['crawl_date'],
|
||||
}
|
||||
)
|
||||
|
||||
# Append number of results
|
||||
results.append({'number_of_results': number_of_results})
|
||||
# append number of results
|
||||
|
||||
number_of_results = json_data.get('num_matches')
|
||||
if number_of_results:
|
||||
results.append({'number_of_results': number_of_results})
|
||||
|
||||
return results
|
||||
|
||||
Loading…
Reference in New Issue
Block a user