2014-02-07 11:01:58 +01:00
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"""Handler functions for different about:... pages."""
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# Copyright 2014 Florian Bruhin (The Compiler) <mail@qutebrowser.org>
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#
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# This file is part of qutebrowser.
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#
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# qutebrowser is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# qutebrowser is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with qutebrowser. If not, see <http://www.gnu.org/licenses/>.
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import qutebrowser.utils as utils
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_html_template = """
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>{title}</title>
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</head>
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<body>
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{body}
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</body>
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</html>
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"""
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pyeval_output = None
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def handle(url):
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"""Handle about page with an url.
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Returns HTML content.
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"""
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if not utils.is_about_url(url):
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raise ValueError
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handler = getattr(AboutHandlers, _transform_url(url))
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return handler()
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def _transform_url(url):
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"""Transform a special URL to an AboutHandlers method name."""
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return url.replace('http://', '').replace('about:', 'about_')
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def _get_html(title, snippet):
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"""Add HTML boilerplate to a html snippet.
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title -- The title the page should have.
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snippet -- The html snippet.
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"""
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return _html_template.format(title=title, body=snippet).encode('UTF-8')
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class AboutHandlers:
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"""Handlers for about:... pages."""
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@classmethod
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def about_pyeval(cls):
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"""Handler for about:pyeval."""
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return _get_html('pyeval', '<pre>{}</pre>'.format(pyeval_output))
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@classmethod
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def about_version(cls):
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"""Handler for about:version."""
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return _get_html('Version', '<pre>{}</pre>'.format(utils.version()))
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