X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fformatter.ex;h=515909af1bb8b00e3ceb4de8df5b08f1281b9ce5;hb=6ab58fdfa1ce2a4afbedb8c018b2ec617348e640;hp=50c4279f64c8a5bb8ee24c6a78528df75e2e17de;hpb=a9bfbcae800e88b85814c718b0c4bfa9d8dfcfaa;p=akkoma

diff --git a/lib/pleroma/formatter.ex b/lib/pleroma/formatter.ex
index 50c4279f6..5b03e9aeb 100644
--- a/lib/pleroma/formatter.ex
+++ b/lib/pleroma/formatter.ex
@@ -1,25 +1,166 @@
 defmodule Pleroma.Formatter do
   alias Pleroma.User
-
-  @link_regex ~r/https?:\/\/[\w\.\/?=\-#%&]+[\w]/
-  def linkify(text) do
-    Regex.replace(@link_regex, text, "<a href='\\0'>\\0</a>")
-  end
+  alias Pleroma.Web.MediaProxy
+  alias Pleroma.HTML
+  alias Pleroma.Emoji
 
   @tag_regex ~r/\#\w+/u
-  def parse_tags(text) do
+  def parse_tags(text, data \\ %{}) do
     Regex.scan(@tag_regex, text)
-    |> Enum.map(fn (["#" <> tag = full_tag]) -> {full_tag, tag} end)
+    |> Enum.map(fn ["#" <> tag = full_tag] -> {full_tag, String.downcase(tag)} end)
+    |> (fn map ->
+          if data["sensitive"] in [true, "True", "true", "1"],
+            do: [{"#nsfw", "nsfw"}] ++ map,
+            else: map
+        end).()
   end
 
   def parse_mentions(text) do
     # Modified from https://www.w3.org/TR/html5/forms.html#valid-e-mail-address
-    regex = ~r/@[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@?[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*/
+    regex =
+      ~r/@[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]*@?[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*/u
 
     Regex.scan(regex, text)
-    |> List.flatten
-    |> Enum.uniq
-    |> Enum.map(fn ("@" <> match = full_match) -> {full_match, User.get_cached_by_nickname(match)} end)
-    |> Enum.filter(fn ({_match, user}) -> user end)
+    |> List.flatten()
+    |> Enum.uniq()
+    |> Enum.map(fn "@" <> match = full_match ->
+      {full_match, User.get_cached_by_nickname(match)}
+    end)
+    |> Enum.filter(fn {_match, user} -> user end)
+  end
+
+  def emojify(text) do
+    emojify(text, Emoji.get_all())
+  end
+
+  def emojify(text, nil), do: text
+
+  def emojify(text, emoji) do
+    Enum.reduce(emoji, text, fn {emoji, file}, text ->
+      emoji = HTML.strip_tags(emoji)
+      file = HTML.strip_tags(file)
+
+      String.replace(
+        text,
+        ":#{emoji}:",
+        "<img height='32px' width='32px' alt='#{emoji}' title='#{emoji}' src='#{
+          MediaProxy.url(file)
+        }' />"
+      )
+      |> HTML.filter_tags()
+    end)
+  end
+
+  def get_emoji(text) when is_binary(text) do
+    Enum.filter(Emoji.get_all(), fn {emoji, _} -> String.contains?(text, ":#{emoji}:") end)
+  end
+
+  def get_emoji(_), do: []
+
+  @link_regex ~r/[0-9a-z+\-\.]+:[0-9a-z$-_.+!*'(),]+/ui
+
+  @uri_schemes Application.get_env(:pleroma, :uri_schemes, [])
+  @valid_schemes Keyword.get(@uri_schemes, :valid_schemes, [])
+
+  # TODO: make it use something other than @link_regex
+  def html_escape(text, "text/html") do
+    HTML.filter_tags(text)
+  end
+
+  def html_escape(text, "text/plain") do
+    Regex.split(@link_regex, text, include_captures: true)
+    |> Enum.map_every(2, fn chunk ->
+      {:safe, part} = Phoenix.HTML.html_escape(chunk)
+      part
+    end)
+    |> Enum.join("")
+  end
+
+  @doc "changes scheme:... urls to html links"
+  def add_links({subs, text}) do
+    links =
+      text
+      |> String.split([" ", "\t", "<br>"])
+      |> Enum.filter(fn word -> String.starts_with?(word, @valid_schemes) end)
+      |> Enum.filter(fn word -> Regex.match?(@link_regex, word) end)
+      |> Enum.map(fn url -> {Ecto.UUID.generate(), url} end)
+      |> Enum.sort_by(fn {_, url} -> -String.length(url) end)
+
+    uuid_text =
+      links
+      |> Enum.reduce(text, fn {uuid, url}, acc -> String.replace(acc, url, uuid) end)
+
+    subs =
+      subs ++
+        Enum.map(links, fn {uuid, url} ->
+          {uuid, "<a href=\"#{url}\">#{url}</a>"}
+        end)
+
+    {subs, uuid_text}
+  end
+
+  @doc "Adds the links to mentioned users"
+  def add_user_links({subs, text}, mentions) do
+    mentions =
+      mentions
+      |> Enum.sort_by(fn {name, _} -> -String.length(name) end)
+      |> Enum.map(fn {name, user} -> {name, user, Ecto.UUID.generate()} end)
+
+    uuid_text =
+      mentions
+      |> Enum.reduce(text, fn {match, _user, uuid}, text ->
+        String.replace(text, match, uuid)
+      end)
+
+    subs =
+      subs ++
+        Enum.map(mentions, fn {match, %User{id: id, ap_id: ap_id, info: info}, uuid} ->
+          ap_id =
+            if is_binary(info.source_data["url"]) do
+              info.source_data["url"]
+            else
+              ap_id
+            end
+
+          short_match = String.split(match, "@") |> tl() |> hd()
+
+          {uuid,
+           "<span><a data-user='#{id}' class='mention' href='#{ap_id}'>@<span>#{short_match}</span></a></span>"}
+        end)
+
+    {subs, uuid_text}
+  end
+
+  @doc "Adds the hashtag links"
+  def add_hashtag_links({subs, text}, tags) do
+    tags =
+      tags
+      |> Enum.sort_by(fn {name, _} -> -String.length(name) end)
+      |> Enum.map(fn {name, short} -> {name, short, Ecto.UUID.generate()} end)
+
+    uuid_text =
+      tags
+      |> Enum.reduce(text, fn {match, _short, uuid}, text ->
+        String.replace(text, match, uuid)
+      end)
+
+    subs =
+      subs ++
+        Enum.map(tags, fn {tag_text, tag, uuid} ->
+          url =
+            "<a data-tag='#{tag}' href='#{Pleroma.Web.base_url()}/tag/#{tag}' rel='tag'>#{
+              tag_text
+            }</a>"
+
+          {uuid, url}
+        end)
+
+    {subs, uuid_text}
+  end
+
+  def finalize({subs, text}) do
+    Enum.reduce(subs, text, fn {uuid, replacement}, result_text ->
+      String.replace(result_text, uuid, replacement)
+    end)
   end
 end