From 457a0bfdc74ed90b77d09d285281abca8a1396de Mon Sep 17 00:00:00 2001
From: pdp8 <pdp8@pdp8.info>
Date: Wed, 21 Jun 2023 18:56:21 +0200
Subject: reply form, server helpers moved to server.rb

---
 helpers.rb | 77 +++-----------------------------------------------------------
 1 file changed, 3 insertions(+), 74 deletions(-)

(limited to 'helpers.rb')

diff --git a/helpers.rb b/helpers.rb
index 8774f74..50a2b24 100644
--- a/helpers.rb
+++ b/helpers.rb
@@ -1,43 +1,5 @@
 helpers do
 
-  def protected!
-    redirect("/login.html") unless session['client']
-  end
-
-  # https://github.com/mastodon/mastodon/blob/main/app/controllers/concerns/signature_verification.rb
-  def verify!
-    # TODO verify digest
-    begin
-      signature_params = {}
-      request.env["HTTP_SIGNATURE"].split(',').each do |pair|
-        k, v = pair.split('=')
-        signature_params[k] = v.gsub('"', '')
-      end
-
-      key_id = signature_params['keyId']
-      headers = signature_params['headers']
-      signature = Base64.decode64(signature_params['signature'])
-
-      actor = fetch key_id
-      key = OpenSSL::PKey::RSA.new(actor['publicKey']['publicKeyPem'])
-
-      comparison = headers.split(' ').map do |signed_params_name|
-        if signed_params_name == '(request-target)'
-          '(request-target): post /inbox'
-        elsif signed_params_name == 'content-type'
-          "#{signed_params_name}: #{request.env["CONTENT_TYPE"]}"
-        else
-          "#{signed_params_name}: #{request.env["HTTP_" + signed_params_name.upcase]}"
-        end
-      end.join("\n")
-
-      halt 400 unless key.verify(OpenSSL::Digest.new('SHA256'), signature, comparison)
-    rescue => e
-      p request.env["HTTP_SIGNATURE"], e
-      halt 400
-    end
-  end
-
   def items
     nr = 0
     @items = Dir[File.join(@dir, '*.json')].sort.collect do |file|
@@ -82,30 +44,6 @@ helpers do
     erb :item
   end
 
-  def delete object
-    Dir["inbox/*.json"].each do |doc|
-      FileUtils.rm doc if JSON.parse(File.read(doc))["id"] == object["id"]
-    end
-  end
-
-  def create object
-    unless object['type'] == 'Person'
-      doc = File.join("inbox", "#{Time.now.strftime('%Y-%m-%dT%H:%M:%S.%N')}.json")
-      File.open(doc, "w+") { |f| f.puts object.to_json }
-      if object['inReplyTo']
-        @dir = 'inbox'
-        items
-        if @items.select{|it| it[:id] == object['inReplyTo'] }.empty?
-           download object['inReplyTo']
-        end
-      end
-    end
-  end
-
-  def download object_url
-    create fetch(object_url)
-  end
-
   def people
     File.read('cache/people.tsv').split("\n").collect {|l| l.chomp.split("\t")}
   end
@@ -144,17 +82,6 @@ helpers do
     JSON.parse(response)
   end
 
-  def ordered_collection dir
-    posts = Dir[File.join("public",dir, "*.json")].collect { |f| JSON.parse(File.read f) }.sort_by { |o| o["published"] }
-    {
-      "@context" => "https://www.w3.org/ns/activitystreams",
-      "summary" => "#{USER} #{dir}",
-      "type" => "OrderedCollection",
-      "totalItems" => posts.size,
-      "orderedItems" => posts,
-    }
-  end
-
   # https://github.com/mastodon/mastodon/blob/main/app/lib/request.rb
   def send_signed object, url
 
@@ -171,7 +98,9 @@ helpers do
     signature = Base64.strict_encode64(keypair.sign(OpenSSL::Digest.new('SHA256'), signed_string))
     signed_header = 'keyId="' + ACTOR + '#main-key",algorithm="rsa-sha256",headers="(request-target) host date digest content-type",signature="' + signature + '"'
 
-    puts `/run/current-system/sw/bin/curl --fail-with-body -sSL -X POST -H 'Content-Type: application/activity+json' -H 'Host: #{host}' -H 'Date: #{date}' -H 'Digest: #{digest}' -H 'Signature: #{signed_header}' -d '#{body}' #{inbox}`
+    p url
+    #puts `/run/current-system/sw/bin/curl --fail-with-body -sSL -X POST -H 'Content-Type: application/activity+json' -H 'Host: #{host}' -H 'Date: #{date}' -H 'Digest: #{digest}' -H 'Signature: #{signed_header}' -d '#{body}' #{inbox}`
+    puts `/run/current-system/sw/bin/curl -iL -X POST -H 'Content-Type: application/activity+json' -H 'Host: #{host}' -H 'Date: #{date}' -H 'Digest: #{digest}' -H 'Signature: #{signed_header}' -d '#{body}' #{inbox}`
   end
 
 end
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