mirror of
https://github.com/superseriousbusiness/gotosocial.git
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51 lines
2.1 KiB
Go
51 lines
2.1 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero 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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This program 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 Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package util
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import (
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"github.com/microcosm-cc/bluemonday"
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)
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// '[A]llows a broad selection of HTML elements and attributes that are safe for user generated content.
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// Note that this policy does not allow iframes, object, embed, styles, script, etc.
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// An example usage scenario would be blog post bodies where a variety of formatting is expected along with the potential for TABLEs and IMGs.'
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//
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// Source: https://github.com/microcosm-cc/bluemonday#usage
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var regular *bluemonday.Policy = bluemonday.UGCPolicy().
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RequireNoReferrerOnLinks(true).
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RequireNoFollowOnLinks(true).
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RequireCrossOriginAnonymous(true)
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// '[C]an be thought of as equivalent to stripping all HTML elements and their attributes as it has nothing on its allowlist.
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// An example usage scenario would be blog post titles where HTML tags are not expected at all
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// and if they are then the elements and the content of the elements should be stripped. This is a very strict policy.'
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//
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// Source: https://github.com/microcosm-cc/bluemonday#usage
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var strict *bluemonday.Policy = bluemonday.StrictPolicy()
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// SanitizeHTML cleans up HTML in the given string, allowing through only safe HTML elements.
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func SanitizeHTML(in string) string {
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return regular.Sanitize(in)
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}
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// RemoveHTML removes all HTML from the given string.
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func RemoveHTML(in string) string {
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return strict.Sanitize(in)
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}
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