Merge branch 'feature/bbcode' into 'develop'

BBCode support (backend)

See merge request pleroma/pleroma!1097

config/config.exs

@@ -221,7 +221,8 @@ config :pleroma, :instance,
   allowed_post_formats: [
     "text/plain",
     "text/html",
-    "text/markdown"
+    "text/markdown",
+    "text/bbcode"
   ],
   mrf_transparency: true,
   autofollowed_nicknames: [],

lib/pleroma/web/common_api/utils.ex

@@ -182,6 +182,18 @@ defmodule Pleroma.Web.CommonAPI.Utils do
         end).()
   end
 
+  @doc """
+  Formatting text as BBCode.
+  """
+  def format_input(text, "text/bbcode", options) do
+    text
+    |> String.replace(~r/\r/, "")
+    |> Formatter.html_escape("text/plain")
+    |> BBCode.to_html()
+    |> (fn {:ok, html} -> html end).()
+    |> Formatter.linkify(options)
+  end
+
   @doc """
   Formatting text to html.
   """

mix.exs

@@ -84,6 +84,7 @@ defmodule Pleroma.Mixfile do
       {:ex_aws, "~> 2.0"},
       {:ex_aws_s3, "~> 2.0"},
       {:earmark, "~> 1.3"},
+      {:bbcode, "~> 0.1"},
       {:ex_machina, "~> 2.3", only: :test},
       {:credo, "~> 0.9.3", only: [:dev, :test]},
       {:mock, "~> 0.3.1", only: :test},

mix.lock

@@ -2,6 +2,7 @@
   "accept": {:hex, :accept, "0.3.5", "b33b127abca7cc948bbe6caa4c263369abf1347cfa9d8e699c6d214660f10cd1", [:rebar3], [], "hexpm"},
   "auto_linker": {:git, "https://git.pleroma.social/pleroma/auto_linker.git", "90613b4bae875a3610c275b7056b61ffdd53210d", [ref: "90613b4bae875a3610c275b7056b61ffdd53210d"]},
   "base64url": {:hex, :base64url, "0.0.1", "36a90125f5948e3afd7be97662a1504b934dd5dac78451ca6e9abf85a10286be", [:rebar], [], "hexpm"},
+  "bbcode": {:hex, :bbcode, "0.1.0", "400e618b640b635261611d7fb7f79d104917fc5b084aae371ab6b08477cb035b", [:mix], [{:nimble_parsec, "~> 0.5", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm"},
   "bunt": {:hex, :bunt, "0.2.0", "951c6e801e8b1d2cbe58ebbd3e616a869061ddadcc4863d0a2182541acae9a38", [:mix], [], "hexpm"},
   "cachex": {:hex, :cachex, "3.0.2", "1351caa4e26e29f7d7ec1d29b53d6013f0447630bbf382b4fb5d5bad0209f203", [:mix], [{:eternal, "~> 1.2", [hex: :eternal, repo: "hexpm", optional: false]}, {:unsafe, "~> 1.0", [hex: :unsafe, repo: "hexpm", optional: false]}], "hexpm"},
   "calendar": {:hex, :calendar, "0.17.4", "22c5e8d98a4db9494396e5727108dffb820ee0d18fed4b0aa8ab76e4f5bc32f1", [:mix], [{:tzdata, "~> 0.5.8 or ~> 0.1.201603", [hex: :tzdata, repo: "hexpm", optional: false]}], "hexpm"},

test/web/common_api/common_api_utils_test.exs

@@ -119,6 +119,31 @@ defmodule Pleroma.Web.CommonAPI.UtilsTest do
       assert output == expected
     end
 
+    test "works for bare text/bbcode" do
+      text = "[b]hello world[/b]"
+      expected = "<strong>hello world</strong>"
+
+      {output, [], []} = Utils.format_input(text, "text/bbcode")
+
+      assert output == expected
+
+      text = "[b]hello world![/b]\n\nsecond paragraph!"
+      expected = "<strong>hello world!</strong><br>\n<br>\nsecond paragraph!"
+
+      {output, [], []} = Utils.format_input(text, "text/bbcode")
+
+      assert output == expected
+
+      text = "[b]hello world![/b]\n\n<strong>second paragraph!</strong>"
+
+      expected =
+        "<strong>hello world!</strong><br>\n<br>\n&lt;strong&gt;second paragraph!&lt;/strong&gt;"
+
+      {output, [], []} = Utils.format_input(text, "text/bbcode")
+
+      assert output == expected
+    end
+
     test "works for text/markdown with mentions" do
       {:ok, user} =
         UserBuilder.insert(%{nickname: "user__test", ap_id: "http://foo.com/user__test"})