diff options
Diffstat (limited to 'app/lib')
| -rw-r--r-- | app/lib/sanitize_config.rb | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/app/lib/sanitize_config.rb b/app/lib/sanitize_config.rb index 38dcd87b7..cd2299e8b 100644 --- a/app/lib/sanitize_config.rb +++ b/app/lib/sanitize_config.rb @@ -5,6 +5,7 @@ class Sanitize module Config HTTP_PROTOCOLS ||= ['http', 'https', 'dat', 'dweb', 'ipfs', 'ipns', 'ssb', 'gopher', :relative].freeze + MEDIA_EXTENSIONS ||= %w(png apng jpg jpe jpeg mpg mpeg mpeg4 mp4 mp3 aac ogg oga ogv qt gif) CLASS_WHITELIST_TRANSFORMER = lambda do |env| node = env[:node] @@ -42,6 +43,24 @@ class Sanitize text = node.text.strip return if href == text + # try to detect filenames + href_filename = href.rpartition('/')[-1] + url_filename = text.rpartition('/')[-1] + + unless href_filename.blank? + if url_filename == href_filename + node.inner_html = "\xf0\x9f\x93\x8e #{node.inner_html}" + return + end + + # many fedi servers obfuscate media filenames + ext = url_filename.rpartition('.')[-1] + if ext.downcase.in?(MEDIA_EXTENSIONS) && ext == href_filename.rpartition('.')[-1] + node.inner_html = "\xf0\x9f\x93\x8e #{node.inner_html}" + return + end + end + # strip ellipse & replace keyword search obscuring text = text.sub(/ *(?:\u2026|\.\.\.)\Z/, '').gsub(/ dot /i, '.').gsub(/[\u200b-\u200d\ufeff\u200e\u200f]/, '') |