mirror of https://github.com/searxng/searxng.git
39 lines
1.3 KiB
Python
39 lines
1.3 KiB
Python
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from typing import Dict
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import os.path
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import pkg_resources
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import flask
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from . import get_setting
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from .version import GIT_URL
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HELP: Dict[str, str] = {}
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""" Maps a filename under help/ without the file extension to the rendered HTML. """
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def render(app: flask.Flask):
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"""
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Renders the user documentation. Must be called after all Flask routes have been
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registered, because the documentation might try to link to them with Flask's `url_for`.
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We render the user documentation once on startup to improve performance.
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"""
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for filename in pkg_resources.resource_listdir(__name__, 'help'):
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rootname, ext = os.path.splitext(filename)
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if ext != '.html':
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continue
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text = pkg_resources.resource_string(__name__, 'help/' + filename).decode()
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base_url = get_setting('server.base_url') or None
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# we specify base_url so that url_for works for base_urls that have a non-root path
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with app.test_request_context(base_url=base_url):
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# the request context is needed for Flask's url_for
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# (otherwise we'd need to set app.config['SERVER_NAME'],
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# which we don't want)
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interpolated = flask.render_template_string(text, get_setting=get_setting, searx_git_url=GIT_URL)
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HELP[rootname] = interpolated
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