X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fformatter.ex;h=93cd12fa69132d920900fadef4ff329bc737a0ae;hb=6aa65b68b82c8ad7f6246dc5ccf1ac7673ce3e22;hp=fbcbca9796e7e6dba95b9b32b8dba5a94d204a78;hpb=ed3403ad8be255480d7e41f899d74fe9e5ef3f84;p=akkoma

diff --git a/lib/pleroma/formatter.ex b/lib/pleroma/formatter.ex
index fbcbca979..93cd12fa6 100644
--- a/lib/pleroma/formatter.ex
+++ b/lib/pleroma/formatter.ex
@@ -1,27 +1,30 @@
 defmodule Pleroma.Formatter do
   alias Pleroma.User
-
-  @link_regex ~r/https?:\/\/[\w\.\/?=\-#%&@~]+[\w\/]/u
-  def linkify(text) do
-    Regex.replace(@link_regex, text, "<a href='\\0'>\\0</a>")
-  end
+  alias Pleroma.Web.MediaProxy
 
   @tag_regex ~r/\#\w+/u
   def parse_tags(text, data \\ %{}) do
     Regex.scan(@tag_regex, text)
-    |> Enum.map(fn (["#" <> tag = full_tag]) -> {full_tag, String.downcase(tag)} end)
-    |> (fn map -> if data["sensitive"], do: [{"#nsfw", "nsfw"}] ++ map, else: map 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.!#$%&'*+\/=?^_`{|}~-]+@?[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*/u
+    regex =
+      ~r/@[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]*@?[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
 
   @finmoji [
@@ -90,41 +93,200 @@ defmodule Pleroma.Formatter do
     "woollysocks"
   ]
 
-  @finmoji_with_filenames Enum.map(@finmoji, fn (finmoji) ->
-    {finmoji, "/finmoji/128px/#{finmoji}-128.png"}
-  end)
-
-  @emoji_from_file (with {:ok, file} <- File.read("config/emoji.txt") do
-                     file
-                     |> String.trim
-                     |> String.split("\n")
-                     |> Enum.map(fn(line) ->
-                       [name, file] = String.split(line, ", ")
-                       {name, file}
-                     end)
+  @finmoji_with_filenames Enum.map(@finmoji, fn finmoji ->
+                            {finmoji, "/finmoji/128px/#{finmoji}-128.png"}
+                          end)
+
+  @emoji_from_file (with {:ok, default} <- File.read("config/emoji.txt") do
+                      custom =
+                        with {:ok, custom} <- File.read("config/custom_emoji.txt") do
+                          custom
+                        else
+                          _e -> ""
+                        end
+
+                      (default <> "\n" <> custom)
+                      |> String.trim()
+                      |> String.split(~r/\n+/)
+                      |> Enum.map(fn line ->
+                        [name, file] = String.split(line, ~r/,\s*/)
+                        {name, file}
+                      end)
                     else
                       _ -> []
-                   end)
+                    end)
+
+  @emoji_from_globs (
+                      static_path = Path.join(:code.priv_dir(:pleroma), "static")
 
-  @emoji @finmoji_with_filenames ++ @emoji_from_file
+                      globs =
+                        Application.get_env(:pleroma, :emoji, [])
+                        |> Keyword.get(:shortcode_globs, [])
 
-  def emojify(text, additional \\ nil) do
-    all_emoji = if additional do
-      Map.to_list(additional) ++ @emoji
-    else
-      @emoji
-    end
+                      paths =
+                        Enum.map(globs, fn glob ->
+                          Path.join(static_path, glob)
+                          |> Path.wildcard()
+                        end)
+                        |> Enum.concat()
 
-    Enum.reduce(all_emoji, text, fn ({emoji, file}, text) ->
-      String.replace(text, ":#{emoji}:", "<img height='32px' width='32px' alt='#{emoji}' title='#{emoji}' src='#{file}' />")
+                      Enum.map(paths, fn path ->
+                        shortcode = Path.basename(path, Path.extname(path))
+                        external_path = Path.join("/", Path.relative_to(path, static_path))
+                        {shortcode, external_path}
+                      end)
+                    )
+
+  @emoji @finmoji_with_filenames ++ @emoji_from_globs ++ @emoji_from_file
+
+  def emojify(text, emoji \\ @emoji)
+  def emojify(text, nil), do: text
+
+  def emojify(text, emoji) do
+    Enum.reduce(emoji, text, fn {emoji, file}, text ->
+      emoji = HtmlSanitizeEx.strip_tags(emoji)
+      file = HtmlSanitizeEx.strip_tags(file)
+
+      String.replace(
+        text,
+        ":#{emoji}:",
+        "<img height='32px' width='32px' alt='#{emoji}' title='#{emoji}' src='#{
+          MediaProxy.url(file)
+        }' />"
+      )
     end)
   end
 
   def get_emoji(text) do
-    Enum.filter(@emoji, fn ({emoji, _}) -> String.contains?(text, ":#{emoji}:") end)
+    Enum.filter(@emoji, fn {emoji, _} -> String.contains?(text, ":#{emoji}:") end)
   end
 
   def get_custom_emoji() do
     @emoji
   end
+
+  @link_regex ~r/[0-9a-z+\-\.]+:[0-9a-z$-_.+!*'(),]+/ui
+
+  # IANA got a list https://www.iana.org/assignments/uri-schemes/ but
+  # Stuff like ipfs isn’t in it
+  # There is very niche stuff
+  @uri_schemes [
+    "https://",
+    "http://",
+    "dat://",
+    "dweb://",
+    "gopher://",
+    "ipfs://",
+    "ipns://",
+    "irc:",
+    "ircs:",
+    "magnet:",
+    "mailto:",
+    "mumble:",
+    "ssb://",
+    "xmpp:"
+  ]
+
+  # TODO: make it use something other than @link_regex
+  def html_escape(text, "text/html") do
+    HtmlSanitizeEx.basic_html(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
+    additionnal_schemes =
+      Application.get_env(:pleroma, :uri_schemes, [])
+      |> Keyword.get(:additionnal_schemes, [])
+
+    links =
+      text
+      |> String.split([" ", "\t", "<br>"])
+      |> Enum.filter(fn word -> String.starts_with?(word, @uri_schemes ++ additionnal_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} ->
+          {:safe, link} = Phoenix.HTML.Link.link(url, to: url)
+
+          link =
+            link
+            |> IO.iodata_to_binary()
+
+          {uuid, link}
+        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{ap_id: ap_id, info: info}, uuid} ->
+          ap_id = info["source_data"]["url"] || ap_id
+
+          short_match = String.split(match, "@") |> tl() |> hd()
+
+          {uuid,
+           "<span><a 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 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