130 lines
3.4 KiB
Python
Executable file
130 lines
3.4 KiB
Python
Executable file
#!/usr/bin/python3
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"""Find photos on flickr for Wikipedia articls and contact the photographer."""
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import collections
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import inspect
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import json
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import sys
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import traceback
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import typing
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from urllib.parse import unquote
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import flask
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import requests
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import werkzeug
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from werkzeug.debug.tbtools import DebugTraceback
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app = flask.Flask(__name__)
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app.debug = False
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enwiki = "en.wikipedia.org/wiki/"
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@app.errorhandler(werkzeug.exceptions.InternalServerError)
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def exception_handler(e: werkzeug.exceptions.InternalServerError) -> tuple[str, int]:
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"""Handle exception."""
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exec_type, exc_value, current_traceback = sys.exc_info()
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assert exc_value
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tb = DebugTraceback(exc_value)
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summary = tb.render_traceback_html(include_title=False)
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exc_lines = "".join(tb._te.format_exception_only())
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last_frame = list(traceback.walk_tb(current_traceback))[-1][0]
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last_frame_args = inspect.getargs(last_frame.f_code)
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return (
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flask.render_template(
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"show_error.html",
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plaintext=tb.render_traceback_text(),
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exception=exc_lines,
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exception_type=tb._te.exc_type.__name__,
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summary=summary,
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last_frame=last_frame,
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last_frame_args=last_frame_args,
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),
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500,
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)
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@app.route("/")
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def start() -> str:
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"""Start form."""
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wikipedia_url = flask.request.args.get("wikipedia")
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if not wikipedia_url:
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return flask.render_template("combined.html")
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start = wikipedia_url.find(enwiki) + len(enwiki)
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wiki_part2 = unquote(wikipedia_url[start:])
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name = wiki_part2
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if "_(" in name:
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name = name[: name.find("_(")]
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name = name.replace("_", " ")
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flickr_url = flask.request.args.get("flickr")
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if not flickr_url:
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return flask.render_template(
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"combined.html",
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name=name,
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wikipedia_url=wikipedia_url,
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)
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wiki_part1 = wikipedia_url[:start]
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if "/in/" in flickr_url:
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flickr_url = flickr_url[: flickr_url.find("/in/")]
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flickr_start = "https://flickr.com/photos/"
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assert flickr_url.startswith(flickr_start)
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flickr_username = flickr_url[
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len(flickr_start) : flickr_url.find("/", len(flickr_start))
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]
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nsid = flickr_usrename_to_nsid(flickr_username)
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assert nsid
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print(nsid)
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msg = flask.render_template(
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"message.jinja",
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flickr_url=flickr_url,
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wikipedia_url=wikipedia_url,
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name=name,
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wiki_part1=wiki_part1,
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wiki_part2=wiki_part2,
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)
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subject = f"Request to use your photo of {name} on Wikipedia"
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lines = msg.split("\n\n")
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return flask.render_template(
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"combined.html",
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name=name,
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wikipedia_url=wikipedia_url,
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flickr_url=flickr_url,
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subject=subject,
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lines=lines,
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nsid=nsid,
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)
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def get_params(line_iter: collections.abc.Iterable[str]) -> str:
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"""Find and return params from flickr profile page."""
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look_for = 'params: {"isEditingTestimonial":false,'
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return next(line[line.find("{") :] for line in line_iter if look_for in line)
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def flickr_usrename_to_nsid(username: str) -> str:
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"""Get NSID from flickr username."""
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url = f"https://www.flickr.com/people/{username}/"
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r = requests.get(url)
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params = json.loads(get_params(r.text.splitlines()))
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return typing.cast(str, params["nsid"])
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if __name__ == "__main__":
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app.run(host="0.0.0.0")
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