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TO_REGEXP = /^to:\s+/i
REPLY_REGEXP = /^inreplyto:\s+/i
ATTACH_REGEXP = /^attach:\s+/i
URL_REGEXP = %r{\Ahttps?://\S+\Z}
MENTION_REGEXP = /\A@\w+@\S+\Z/
HASHTAG_REGEXP = /\A#\w+\Z/
# COMMENT_REGEXP = /^<!*--/
post '/create' do
protected!
request.body.rewind # in case someone already read it
to = []
inReplyTo = ''
content = []
tag = []
attachment = []
request.body.read.each_line do |line|
line.chomp!
case line
when /^<!--$/
next
when /^-->$/
next
when TO_REGEXP
line.sub(TO_REGEXP, '').split(/\s+/).each do |word|
case word
when 'public'
to += ['https://www.w3.org/ns/activitystreams#Public', FOLLOWERS_URL]
when MENTION_REGEXP
to << actor(word)
when URL_REGEXP
to << word
end
end
when REPLY_REGEXP
inReplyTo = line.sub(REPLY_REGEXP, '')
when ATTACH_REGEXP
url = line.sub(ATTACH_REGEXP, '')
attachment << {
'type' => 'Document',
'mediaType' => media_type(url),
'url' => url
}
else # create links
# single quotes in html invalidate digest, reason unknown
line.split(/\s+/).each do |word|
case word
when HASHTAG_REGEXP
tag_url = File.join('https://social.pdp8.info', 'tags', word.sub('#', ''))
tag << {
'type' => 'Hashtag',
'href' => tag_url,
'name' => word
}
when MENTION_REGEXP
actor = actor(word)
tag << {
'type' => 'Mention',
'href' => actor,
'name' => word
}
end
end
content << line
end
end
# https://docs.joinmastodon.org/spec/activitypub/#Mention
if to.size == 1 # mastodon DM
m = {
'type' => 'Mention',
'href' => to[0],
'name' => mention(to[0])
}
tag << m unless tag.include? m
end
object = {
'to' => to,
'type' => 'Note',
'attributedTo' => ACTOR,
'content' => "#{content.join(' ')}"
}
object['inReplyTo'] = inReplyTo unless inReplyTo.empty?
object['attachment'] = attachment unless attachment.empty?
object['tag'] = tag unless tag.empty?
# p to
# jj object
create_activity 'Create', object, to
200
end
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