X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Fcommon_api%2Futils.ex;h=7b11bc3edad2d731625ecb9cc9c470425e5b571f;hb=9a0163db53580182599a9358bd0197ee0c61779d;hp=c7b0d7935f1ed6f74287fcf05100f576075c4f02;hpb=c033d2004b8d5a8e2d5fd2553d6e20bad7bb57a5;p=akkoma

diff --git a/lib/pleroma/web/common_api/utils.ex b/lib/pleroma/web/common_api/utils.ex
index c7b0d7935..7b11bc3ed 100644
--- a/lib/pleroma/web/common_api/utils.ex
+++ b/lib/pleroma/web/common_api/utils.ex
@@ -1,9 +1,16 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
 defmodule Pleroma.Web.CommonAPI.Utils do
-  alias Pleroma.{Repo, Object, Formatter, Activity}
-  alias Pleroma.Web.ActivityPub.Utils
-  alias Pleroma.User
   alias Calendar.Strftime
   alias Comeonin.Pbkdf2
+  alias Pleroma.{Activity, Formatter, Object, Repo, HTML}
+  alias Pleroma.User
+  alias Pleroma.Web
+  alias Pleroma.Web.ActivityPub.Utils
+  alias Pleroma.Web.Endpoint
+  alias Pleroma.Web.MediaProxy
 
   # This is a hack for twidere.
   def get_by_id_or_ap_id(id) do
@@ -17,6 +24,8 @@ defmodule Pleroma.Web.CommonAPI.Utils do
       end
   end
 
+  def get_replied_to_activity(""), do: nil
+
   def get_replied_to_activity(id) when not is_nil(id) do
     Repo.get(Activity, id)
   end
@@ -30,21 +39,29 @@ defmodule Pleroma.Web.CommonAPI.Utils do
   end
 
   def to_for_user_and_mentions(user, mentions, inReplyTo, "public") do
-    to = ["https://www.w3.org/ns/activitystreams#Public"]
-
     mentioned_users = Enum.map(mentions, fn {_, %{ap_id: ap_id}} -> ap_id end)
-    cc = [user.follower_address | mentioned_users]
+
+    to = ["https://www.w3.org/ns/activitystreams#Public" | mentioned_users]
+    cc = [user.follower_address]
 
     if inReplyTo do
-      {to, Enum.uniq([inReplyTo.data["actor"] | cc])}
+      {Enum.uniq([inReplyTo.data["actor"] | to]), cc}
     else
       {to, cc}
     end
   end
 
   def to_for_user_and_mentions(user, mentions, inReplyTo, "unlisted") do
-    {to, cc} = to_for_user_and_mentions(user, mentions, inReplyTo, "public")
-    {cc, to}
+    mentioned_users = Enum.map(mentions, fn {_, %{ap_id: ap_id}} -> ap_id end)
+
+    to = [user.follower_address | mentioned_users]
+    cc = ["https://www.w3.org/ns/activitystreams#Public"]
+
+    if inReplyTo do
+      {Enum.uniq([inReplyTo.data["actor"] | to]), cc}
+    else
+      {to, cc}
+    end
   end
 
   def to_for_user_and_mentions(user, mentions, inReplyTo, "private") do
@@ -62,10 +79,16 @@ defmodule Pleroma.Web.CommonAPI.Utils do
     end
   end
 
-  def make_content_html(status, mentions, attachments, tags, no_attachment_links \\ false) do
+  def make_content_html(
+        status,
+        mentions,
+        attachments,
+        tags,
+        content_type,
+        no_attachment_links \\ false
+      ) do
     status
-    |> String.replace("\r", "")
-    |> format_input(mentions, tags)
+    |> format_input(mentions, tags, content_type)
     |> maybe_add_attachments(attachments, no_attachment_links)
   end
 
@@ -81,8 +104,9 @@ defmodule Pleroma.Web.CommonAPI.Utils do
   def add_attachments(text, attachments) do
     attachment_text =
       Enum.map(attachments, fn
-        %{"url" => [%{"href" => href} | _]} ->
-          name = URI.decode(Path.basename(href))
+        %{"url" => [%{"href" => href} | _]} = attachment ->
+          name = attachment["name"] || URI.decode(Path.basename(href))
+          href = MediaProxy.url(href)
           "<a href=\"#{href}\" class='attachment'>#{shortname(name)}</a>"
 
         _ ->
@@ -92,10 +116,13 @@ defmodule Pleroma.Web.CommonAPI.Utils do
     Enum.join([text | attachment_text], "<br>")
   end
 
-  def format_input(text, mentions, tags) do
+  @doc """
+  Formatting text to plain text.
+  """
+  def format_input(text, mentions, tags, "text/plain") do
     text
-    |> Formatter.html_escape()
-    |> String.replace("\n", "<br>")
+    |> Formatter.html_escape("text/plain")
+    |> String.replace(~r/\r?\n/, "<br>")
     |> (&{[], &1}).()
     |> Formatter.add_links()
     |> Formatter.add_user_links(mentions)
@@ -103,13 +130,40 @@ defmodule Pleroma.Web.CommonAPI.Utils do
     |> Formatter.finalize()
   end
 
+  @doc """
+  Formatting text to html.
+  """
+  def format_input(text, mentions, _tags, "text/html") do
+    text
+    |> Formatter.html_escape("text/html")
+    |> String.replace(~r/\r?\n/, "<br>")
+    |> (&{[], &1}).()
+    |> Formatter.add_user_links(mentions)
+    |> Formatter.finalize()
+  end
+
+  @doc """
+  Formatting text to markdown.
+  """
+  def format_input(text, mentions, tags, "text/markdown") do
+    text
+    |> Formatter.mentions_escape(mentions)
+    |> Earmark.as_html!()
+    |> Formatter.html_escape("text/html")
+    |> String.replace(~r/\r?\n/, "")
+    |> (&{[], &1}).()
+    |> Formatter.add_user_links(mentions)
+    |> Formatter.add_hashtag_links(tags)
+    |> Formatter.finalize()
+  end
+
   def add_tag_links(text, tags) do
     tags =
       tags
       |> Enum.sort_by(fn {tag, _} -> -String.length(tag) end)
 
     Enum.reduce(tags, text, fn {full, tag}, text ->
-      url = "<a href='#{Pleroma.Web.base_url()}/tag/#{tag}' rel='tag'>##{tag}</a>"
+      url = "<a href='#{Web.base_url()}/tag/#{tag}' rel='tag'>##{tag}</a>"
       String.replace(text, full, url)
     end)
   end
@@ -196,4 +250,76 @@ defmodule Pleroma.Web.CommonAPI.Utils do
       _ -> {:error, "Invalid password."}
     end
   end
+
+  def emoji_from_profile(%{info: _info} = user) do
+    (Formatter.get_emoji(user.bio) ++ Formatter.get_emoji(user.name))
+    |> Enum.map(fn {shortcode, url} ->
+      %{
+        "type" => "Emoji",
+        "icon" => %{"type" => "Image", "url" => "#{Endpoint.url()}#{url}"},
+        "name" => ":#{shortcode}:"
+      }
+    end)
+  end
+
+  @doc """
+  Get sanitized HTML from cache, or scrub it and save to cache.
+  """
+  def get_scrubbed_html(
+        content,
+        scrubbers,
+        %{data: %{"object" => object}} = activity
+      ) do
+    scrubber_cache =
+      if object["scrubber_cache"] != nil and is_list(object["scrubber_cache"]) do
+        object["scrubber_cache"]
+      else
+        []
+      end
+
+    key = generate_scrubber_key(scrubbers)
+
+    {new_scrubber_cache, scrubbed_html} =
+      Enum.map_reduce(scrubber_cache, nil, fn %{
+                                                :scrubbers => current_key,
+                                                :content => current_content
+                                              },
+                                              _ ->
+        if Map.keys(current_key) == Map.keys(key) do
+          if scrubbers == key do
+            {current_key, current_content}
+          else
+            # Remove the entry if scrubber version is outdated
+            {nil, nil}
+          end
+        end
+      end)
+
+    new_scrubber_cache = Enum.reject(new_scrubber_cache, &is_nil/1)
+
+    if !(new_scrubber_cache == scrubber_cache) or scrubbed_html == nil do
+      scrubbed_html = HTML.filter_tags(content, scrubbers)
+      new_scrubber_cache = [%{:scrubbers => key, :content => scrubbed_html} | new_scrubber_cache]
+      IO.puts(activity)
+
+      activity =
+        Map.put(
+          activity,
+          :data,
+          Kernel.put_in(activity.data, ["object", "scrubber_cache"], new_scrubber_cache)
+        )
+
+      cng = Ecto.Changeset.change(activity)
+      Repo.update(cng)
+      scrubbed_html
+    else
+      scrubbed_html
+    end
+  end
+
+  defp generate_scrubber_key(scrubbers) do
+    Enum.reduce(scrubbers, %{}, fn scrubber, acc ->
+      Map.put(acc, to_string(scrubber), scrubber.version)
+    end)
+  end
 end