51 lines
		
	
	
	
		
			1.5 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			51 lines
		
	
	
	
		
			1.5 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Emoji.Formatter do
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  alias Pleroma.Emoji
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  alias Pleroma.HTML
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  alias Pleroma.Web.MediaProxy
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  def emojify(text) do
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    emojify(text, Emoji.get_all())
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  end
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  def emojify(text, nil), do: text
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  def emojify(text, emoji, strip \\ false) do
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    Enum.reduce(emoji, text, fn
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      {_, %Emoji{safe_code: emoji, safe_file: file}}, text ->
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        String.replace(text, ":#{emoji}:", prepare_emoji_html(emoji, file, strip))
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      {unsafe_emoji, unsafe_file}, text ->
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        emoji = HTML.strip_tags(unsafe_emoji)
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        file = HTML.strip_tags(unsafe_file)
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        String.replace(text, ":#{emoji}:", prepare_emoji_html(emoji, file, strip))
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    end)
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    |> HTML.filter_tags()
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  end
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  defp prepare_emoji_html(_emoji, _file, true), do: ""
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  defp prepare_emoji_html(emoji, file, _strip) do
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    "<img class='emoji' alt='#{emoji}' title='#{emoji}' src='#{MediaProxy.url(file)}' />"
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  end
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  def demojify(text) do
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    emojify(text, Emoji.get_all(), true)
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  end
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  def demojify(text, nil), do: text
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  @doc "Outputs a list of the emoji-Maps in a text"
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  def get_emoji_map(text) when is_binary(text) do
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    Emoji.get_all()
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    |> Enum.filter(fn {emoji, %Emoji{}} -> String.contains?(text, ":#{emoji}:") end)
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    |> Enum.reduce(%{}, fn {name, %Emoji{file: file}}, acc ->
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      Map.put(acc, name, "#{Pleroma.Web.Endpoint.static_url()}#{file}")
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    end)
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  end
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  def get_emoji_map(_), do: %{}
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end
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