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auto_linker

AutoLinker-shim, based on https://git.pleroma.social/pleroma/auto_linker
commit: 0110f8e9f0d527cb620ddf44e6f79b9f95b3f560
parent: 49e9150bdcbad5ab8066763b685c88120b291063
Author: Egor Kislitsyn <egor@kislitsyn.com>
Date:   Fri,  8 Feb 2019 16:34:38 +0700

better naming

Diffstat:

Mlib/auto_linker/parser.ex205+++++++++++++++++++++++++++++++++++++++++++++++--------------------------------
1 file changed, 122 insertions(+), 83 deletions(-)

diff --git a/lib/auto_linker/parser.ex b/lib/auto_linker/parser.ex @@ -65,10 +65,10 @@ defmodule AutoLinker.Parser do @default_opts ~w(url)a - def parse(text, opts \\ %{}) - def parse(text, list) when is_list(list), do: parse(text, Enum.into(list, %{})) + def parse(input, opts \\ %{}) + def parse(input, list) when is_list(list), do: parse(input, Enum.into(list, %{})) - def parse(text, opts) do + def parse(input, opts) do config = :auto_linker |> Application.get_env(:opts, []) @@ -87,89 +87,102 @@ defmodule AutoLinker.Parser do end end) - do_parse(text, Map.merge(config, opts)) + do_parse(input, Map.merge(config, opts)) end - defp do_parse(text, %{phone: false} = opts), do: do_parse(text, Map.delete(opts, :phone)) - defp do_parse(text, %{url: false} = opts), do: do_parse(text, Map.delete(opts, :url)) + defp do_parse(input, %{phone: false} = opts), do: do_parse(input, Map.delete(opts, :phone)) + defp do_parse(input, %{url: false} = opts), do: do_parse(input, Map.delete(opts, :url)) - defp do_parse(text, %{phone: _} = opts) do - text + defp do_parse(input, %{phone: _} = opts) do + input |> do_parse(false, opts, {"", "", :parsing}, &check_and_link_phone/4) |> do_parse(Map.delete(opts, :phone)) end - defp do_parse(text, %{mention: true} = opts) do - text + defp do_parse(input, %{mention: true} = opts) do + input |> do_parse(false, opts, {"", "", :parsing}, &check_and_link_mention/4) |> do_parse(Map.delete(opts, :mention)) end - defp do_parse(text, %{extra: true} = opts) do - text + defp do_parse(input, %{extra: true} = opts) do + input |> do_parse(false, opts, {"", "", :parsing}, &check_and_link_extra/4) |> do_parse(Map.delete(opts, :extra)) end - defp do_parse({text, out}, %{markdown: true} = opts) do + defp do_parse({text, user_acc}, %{markdown: true} = opts) do text |> Builder.create_markdown_links(opts) - |> (&{&1, out}).() + |> (&{&1, user_acc}).() |> do_parse(Map.delete(opts, :markdown)) end - defp do_parse(text, %{email: true} = opts) do - text + defp do_parse(input, %{email: true} = opts) do + input |> do_parse(false, opts, {"", "", :parsing}, &check_and_link_email/4) |> do_parse(Map.delete(opts, :email)) end - defp do_parse(text, %{url: _} = opts) do + defp do_parse({text, user_acc}, %{url: _} = opts) do if (exclude = Map.get(opts, :exclude_pattern, false)) && String.starts_with?(text, exclude) do - text + {text, user_acc} else - do_parse(text, Map.get(opts, :scheme, false), opts, {"", "", :parsing}, &check_and_link/4) + do_parse( + {text, user_acc}, + Map.get(opts, :scheme, false), + opts, + {"", "", :parsing}, + &check_and_link/4 + ) end |> do_parse(Map.delete(opts, :url)) end - defp do_parse(text, %{hashtag: true} = opts) do - text + defp do_parse(input, %{hashtag: true} = opts) do + input |> do_parse(false, opts, {"", "", :parsing}, &check_and_link_hashtag/4) |> do_parse(Map.delete(opts, :hashtag)) end - defp do_parse(text, _), do: text + defp do_parse(input, _), do: input - defp do_parse({"", out}, _scheme, _opts, {"", acc, _}, _handler), - do: {acc, out} + defp do_parse({"", user_acc}, _scheme, _opts, {"", acc, _}, _handler), + do: {acc, user_acc} - defp do_parse({"", out}, scheme, opts, {buffer, acc, _}, handler) do - {buffer, out} = run_handler(handler, buffer, scheme, opts, out) - {acc <> buffer, out} + defp do_parse({"", user_acc}, scheme, opts, {buffer, acc, _}, handler) do + {buffer, user_acc} = run_handler(handler, buffer, scheme, opts, user_acc) + {acc <> buffer, user_acc} end - defp do_parse({"<a" <> text, out}, scheme, opts, {buffer, acc, :parsing}, handler), - do: do_parse({text, out}, scheme, opts, {"", acc <> buffer <> "<a", :skip}, handler) + defp do_parse({"<a" <> text, user_acc}, scheme, opts, {buffer, acc, :parsing}, handler), + do: do_parse({text, user_acc}, scheme, opts, {"", acc <> buffer <> "<a", :skip}, handler) - defp do_parse({"</a>" <> text, out}, scheme, opts, {buffer, acc, :skip}, handler), - do: do_parse({text, out}, scheme, opts, {"", acc <> buffer <> "</a>", :parsing}, handler) + defp do_parse({"</a>" <> text, user_acc}, scheme, opts, {buffer, acc, :skip}, handler), + do: do_parse({text, user_acc}, scheme, opts, {"", acc <> buffer <> "</a>", :parsing}, handler) - defp do_parse({"<" <> text, out}, scheme, opts, {"", acc, :parsing}, handler), - do: do_parse({text, out}, scheme, opts, {"<", acc, {:open, 1}}, handler) + defp do_parse({"<" <> text, user_acc}, scheme, opts, {"", acc, :parsing}, handler), + do: do_parse({text, user_acc}, scheme, opts, {"<", acc, {:open, 1}}, handler) - defp do_parse({">" <> text, out}, scheme, opts, {buffer, acc, {:attrs, level}}, handler), - do: do_parse({text, out}, scheme, opts, {"", acc <> buffer <> ">", {:html, level}}, handler) + defp do_parse({">" <> text, user_acc}, scheme, opts, {buffer, acc, {:attrs, level}}, handler), + do: + do_parse( + {text, user_acc}, + scheme, + opts, + {"", acc <> buffer <> ">", {:html, level}}, + handler + ) - defp do_parse({<<ch::8>> <> text, out}, scheme, opts, {"", acc, {:attrs, level}}, handler) do - do_parse({text, out}, scheme, opts, {"", acc <> <<ch::8>>, {:attrs, level}}, handler) + defp do_parse({<<ch::8>> <> text, user_acc}, scheme, opts, {"", acc, {:attrs, level}}, handler) do + do_parse({text, user_acc}, scheme, opts, {"", acc <> <<ch::8>>, {:attrs, level}}, handler) end - defp do_parse({"</" <> text, out}, scheme, opts, {buffer, acc, {:html, level}}, handler) do - {buffer, out} = run_handler(handler, buffer, scheme, opts, out) + defp do_parse({"</" <> text, user_acc}, scheme, opts, {buffer, acc, {:html, level}}, handler) do + {buffer, user_acc} = run_handler(handler, buffer, scheme, opts, user_acc) do_parse( - {text, out}, + {text, user_acc}, scheme, opts, {"", acc <> buffer <> "</", {:close, level}}, @@ -177,28 +190,54 @@ defmodule AutoLinker.Parser do ) end - defp do_parse({">" <> text, out}, scheme, opts, {buffer, acc, {:close, 1}}, handler), - do: do_parse({text, out}, scheme, opts, {"", acc <> buffer <> ">", :parsing}, handler) + defp do_parse({">" <> text, user_acc}, scheme, opts, {buffer, acc, {:close, 1}}, handler), + do: do_parse({text, user_acc}, scheme, opts, {"", acc <> buffer <> ">", :parsing}, handler) - defp do_parse({">" <> text, out}, scheme, opts, {buffer, acc, {:close, level}}, handler), + defp do_parse({">" <> text, user_acc}, scheme, opts, {buffer, acc, {:close, level}}, handler), do: - do_parse({text, out}, scheme, opts, {"", acc <> buffer <> ">", {:html, level - 1}}, handler) + do_parse( + {text, user_acc}, + scheme, + opts, + {"", acc <> buffer <> ">", {:html, level - 1}}, + handler + ) - defp do_parse({" " <> text, out}, scheme, opts, {buffer, acc, {:open, level}}, handler), - do: do_parse({text, out}, scheme, opts, {"", acc <> buffer <> " ", {:attrs, level}}, handler) + defp do_parse({" " <> text, user_acc}, scheme, opts, {buffer, acc, {:open, level}}, handler), + do: + do_parse( + {text, user_acc}, + scheme, + opts, + {"", acc <> buffer <> " ", {:attrs, level}}, + handler + ) - defp do_parse({"\n" <> text, out}, scheme, opts, {buffer, acc, {:open, level}}, handler), - do: do_parse({text, out}, scheme, opts, {"", acc <> buffer <> "\n", {:attrs, level}}, handler) + defp do_parse({"\n" <> text, user_acc}, scheme, opts, {buffer, acc, {:open, level}}, handler), + do: + do_parse( + {text, user_acc}, + scheme, + opts, + {"", acc <> buffer <> "\n", {:attrs, level}}, + handler + ) # default cases where state is not important - defp do_parse({" " <> text, out}, scheme, %{phone: _} = opts, {buffer, acc, state}, handler), - do: do_parse({text, out}, scheme, opts, {buffer <> " ", acc, state}, handler) - - defp do_parse({" " <> text, out}, scheme, opts, {buffer, acc, state}, handler) do - {buffer, out} = run_handler(handler, buffer, scheme, opts, out) + defp do_parse( + {" " <> text, user_acc}, + scheme, + %{phone: _} = opts, + {buffer, acc, state}, + handler + ), + do: do_parse({text, user_acc}, scheme, opts, {buffer <> " ", acc, state}, handler) + + defp do_parse({" " <> text, user_acc}, scheme, opts, {buffer, acc, state}, handler) do + {buffer, user_acc} = run_handler(handler, buffer, scheme, opts, user_acc) do_parse( - {text, out}, + {text, user_acc}, scheme, opts, {"", acc <> buffer <> " ", state}, @@ -206,11 +245,11 @@ defmodule AutoLinker.Parser do ) end - defp do_parse({"\n" <> text, out}, scheme, opts, {buffer, acc, state}, handler) do - {buffer, out} = run_handler(handler, buffer, scheme, opts, out) + defp do_parse({"\n" <> text, user_acc}, scheme, opts, {buffer, acc, state}, handler) do + {buffer, user_acc} = run_handler(handler, buffer, scheme, opts, user_acc) do_parse( - {text, out}, + {text, user_acc}, scheme, opts, {"", acc <> buffer <> "\n", state}, @@ -218,11 +257,11 @@ defmodule AutoLinker.Parser do ) end - defp do_parse({<<ch::8>>, out}, scheme, opts, {buffer, acc, state}, handler) do - {buffer, out} = run_handler(handler, buffer <> <<ch::8>>, scheme, opts, out) + defp do_parse({<<ch::8>>, user_acc}, scheme, opts, {buffer, acc, state}, handler) do + {buffer, user_acc} = run_handler(handler, buffer <> <<ch::8>>, scheme, opts, user_acc) do_parse( - {"", out}, + {"", user_acc}, scheme, opts, {"", acc <> buffer, state}, @@ -230,46 +269,46 @@ defmodule AutoLinker.Parser do ) end - defp do_parse({<<ch::8>> <> text, out}, scheme, opts, {buffer, acc, state}, handler), - do: do_parse({text, out}, scheme, opts, {buffer <> <<ch::8>>, acc, state}, handler) + defp do_parse({<<ch::8>> <> text, user_acc}, scheme, opts, {buffer, acc, state}, handler), + do: do_parse({text, user_acc}, scheme, opts, {buffer <> <<ch::8>>, acc, state}, handler) - def check_and_link(buffer, scheme, opts, _out) do + def check_and_link(buffer, scheme, opts, _user_acc) do buffer |> is_url?(scheme) |> link_url(buffer, opts) end - def check_and_link_email(buffer, _, opts, _out) do + def check_and_link_email(buffer, _, opts, _user_acc) do buffer |> is_email? |> link_email(buffer, opts) end - def check_and_link_phone(buffer, _, opts, _out) do + def check_and_link_phone(buffer, _, opts, _user_acc) do buffer |> match_phone |> link_phone(buffer, opts) end - def check_and_link_mention(buffer, _, opts, out) do + def check_and_link_mention(buffer, _, opts, user_acc) do buffer |> match_mention - |> link_mention(buffer, opts, out) + |> link_mention(buffer, opts, user_acc) end - def check_and_link_hashtag(buffer, _, opts, out) do + def check_and_link_hashtag(buffer, _, opts, user_acc) do buffer |> match_hashtag - |> link_hashtag(buffer, opts, out) + |> link_hashtag(buffer, opts, user_acc) end - def check_and_link_extra("xmpp:" <> handle, _, opts, _out) do + def check_and_link_extra("xmpp:" <> handle, _, opts, _user_acc) do handle |> is_email? |> link_extra("xmpp:" <> handle, opts) end - def check_and_link_extra(buffer, _, opts, _out) do + def check_and_link_extra(buffer, _, opts, _user_acc) do buffer |> String.starts_with?(@prefix_extra) |> link_extra(buffer, opts) @@ -340,23 +379,23 @@ defmodule AutoLinker.Parser do end end - def link_hashtag(nil, buffer, _, _out), do: buffer + def link_hashtag(nil, buffer, _, _user_acc), do: buffer - def link_hashtag(hashtag, buffer, %{hashtag_handler: hashtag_handler} = opts, out) do - hashtag_handler.(hashtag, buffer, opts, out) + def link_hashtag(hashtag, buffer, %{hashtag_handler: hashtag_handler} = opts, user_acc) do + hashtag_handler.(hashtag, buffer, opts, user_acc) end - def link_hashtag(hashtag, buffer, opts, _out) do + def link_hashtag(hashtag, buffer, opts, _user_acc) do Builder.create_hashtag_link(hashtag, buffer, opts) end - def link_mention(nil, buffer, _, out), do: {buffer, out} + def link_mention(nil, buffer, _, user_acc), do: {buffer, user_acc} - def link_mention(mention, buffer, %{mention_handler: mention_handler} = opts, out) do - mention_handler.(mention, buffer, opts, out) + def link_mention(mention, buffer, %{mention_handler: mention_handler} = opts, user_acc) do + mention_handler.(mention, buffer, opts, user_acc) end - def link_mention(mention, buffer, opts, _out) do + def link_mention(mention, buffer, opts, _user_acc) do Builder.create_mention_link(mention, buffer, opts) end @@ -386,10 +425,10 @@ defmodule AutoLinker.Parser do def link_extra(_, buffer, _opts), do: buffer - defp run_handler(handler, buffer, scheme, opts, out) do - case handler.(buffer, scheme, opts, out) do - {buffer, out} -> {buffer, out} - buffer -> {buffer, out} + defp run_handler(handler, buffer, scheme, opts, user_acc) do + case handler.(buffer, scheme, opts, user_acc) do + {buffer, user_acc} -> {buffer, user_acc} + buffer -> {buffer, user_acc} end end end