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Fix #54 - Fetch remote accounts by URL from mentions

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Fetching atom extracted from FetchRemoteAccountService and FetchRemoteStatusService
into FetchAtomService. Mentions of the constant "http://activityschema.org/collection/public"
skipped as it's not a real URL/user.
This commit is contained in:
Eugen Rochko 2016-09-26 16:42:38 +02:00
parent 0bd4608ad1
commit c6b0311b86
11 changed files with 99 additions and 67 deletions
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42
app/services/fetch_remote_status_service.rb
View file

@ -1,17 +1,9 @@
class FetchRemoteStatusService < BaseService
def call(url)
response = http_client.head(url)
atom_url, body = FetchAtomService.new.(url)
Rails.logger.debug "Remote status HEAD request returned code #{response.code}"
return nil if response.code != 200
if response.mime_type == 'application/atom+xml'
return process_atom(url, fetch(url))
elsif !response['Link'].blank?
return process_headers(response)
else
return process_html(fetch(url))
end
return nil if atom_url.nil?
return process_atom(atom_url, body)
end
private
@ -29,26 +21,6 @@ class FetchRemoteStatusService < BaseService
return statuses.first
end
def process_html(body)
Rails.logger.debug "Processing HTML for remote status"
page = Nokogiri::HTML(body)
alternate_link = page.xpath('//link[@rel="alternate"]').find { |link| link['type'] == 'application/atom+xml' }
return nil if alternate_link.nil?
return process_atom(alternate_link['href'], fetch(alternate_link['href']))
end
def process_headers(response)
Rails.logger.debug "Processing link header for remote status"
link_header = LinkHeader.parse(response['Link'])
alternate_link = link_header.find_link(['rel', 'alternate'], ['type', 'application/atom+xml'])
return nil if alternate_link.nil?
return process_atom(alternate_link.href, fetch(alternate_link.href))
end
def extract_author(url, xml)
url_parts = Addressable::URI.parse(url)
username = xml.at_xpath('//xmlns:author/xmlns:name').try(:content)
@ -60,12 +32,4 @@ class FetchRemoteStatusService < BaseService
return FollowRemoteAccountService.new.("#{username}@#{domain}")
end
def fetch(url)
http_client.get(url).to_s
end
def http_client
HTTP.timeout(:per_operation, write: 20, connect: 20, read: 50)
end
end