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diff --git a/lib/auto_linker/builder.ex b/lib/auto_linker/builder.ex
index 4ebe85e..22d1758 100644
--- a/lib/auto_linker/builder.ex
+++ b/lib/auto_linker/builder.ex
@@ -1,120 +1,178 @@
defmodule AutoLinker.Builder do
@moduledoc """
Module for building the auto generated link.
"""
@doc """
Create a link.
"""
def create_link(url, opts) do
[]
|> build_attrs(url, opts, :rel)
|> build_attrs(url, opts, :target)
|> build_attrs(url, opts, :class)
|> build_attrs(url, opts, :scheme)
|> format_url(url, opts)
end
def create_markdown_links(text, opts) do
[]
|> build_attrs(text, opts, :rel)
|> build_attrs(text, opts, :target)
|> build_attrs(text, opts, :class)
|> format_markdown(text, opts)
end
defp build_attrs(attrs, _, opts, :rel) do
if rel = Map.get(opts, :rel, "noopener noreferrer"), do: [{:rel, rel} | attrs], else: attrs
end
defp build_attrs(attrs, _, opts, :target) do
if Map.get(opts, :new_window, true), do: [{:target, :_blank} | attrs], else: attrs
end
defp build_attrs(attrs, _, opts, :class) do
if cls = Map.get(opts, :class, "auto-linker"), do: [{:class, cls} | attrs], else: attrs
end
defp build_attrs(attrs, url, _opts, :scheme) do
if String.starts_with?(url, ["http://", "https://"]),
do: [{:href, url} | attrs],
else: [{:href, "http://" <> url} | attrs]
end
defp format_url(attrs, url, opts) do
url =
url
|> strip_prefix(Map.get(opts, :strip_prefix, true))
|> truncate(Map.get(opts, :truncate, false))
attrs = format_attrs(attrs)
"<a #{attrs}>" <> url <> "</a>"
end
defp format_attrs(attrs) do
attrs
|> Enum.map(fn {key, value} -> ~s(#{key}='#{value}') end)
|> Enum.join(" ")
end
defp format_markdown(attrs, text, _opts) do
attrs =
case format_attrs(attrs) do
"" -> ""
attrs -> " " <> attrs
end
Regex.replace(~r/\[(.+?)\]\((.+?)\)/, text, "<a href='\\2'#{attrs}>\\1</a>")
end
defp truncate(url, false), do: url
defp truncate(url, len) when len < 3, do: url
defp truncate(url, len) do
if String.length(url) > len, do: String.slice(url, 0, len - 2) <> "..", else: url
end
defp strip_prefix(url, true) do
url
|> String.replace(~r/^https?:\/\//, "")
|> String.replace(~r/^www\./, "")
end
defp strip_prefix(url, _), do: url
def create_phone_link([], buffer, _) do
buffer
end
def create_phone_link([h | t], buffer, opts) do
create_phone_link(t, format_phone_link(h, buffer, opts), opts)
end
def format_phone_link([h | _], buffer, opts) do
val =
h
|> String.replace(~r/[\.\+\- x\(\)]+/, "")
|> format_phone_link(h, opts)
# val = ~s'<a href="#" class="phone-number" data-phone="#{number}">#{h}</a>'
String.replace(buffer, h, val)
end
def format_phone_link(number, original, opts) do
tag = opts[:tag] || "a"
class = opts[:class] || "phone-number"
data_phone = opts[:data_phone] || "data-phone"
attrs = format_attributes(opts[:attributes] || [])
href = opts[:href] || "#"
~s'<#{tag} href="#{href}" class="#{class}" #{data_phone}="#{number}"#{attrs}>#{original}</#{
tag
}>'
end
+ def create_mention_link("@" <> name, _buffer, opts) do
+ mention_prefix = opts[:mention_prefix]
+
+ url = mention_prefix <> name
+
+ []
+ |> build_attrs(url, opts, :rel)
+ |> build_attrs(url, opts, :target)
+ |> build_attrs(url, opts, :class)
+ |> build_attrs(url, opts, :scheme)
+ |> format_mention(name, opts)
+ end
+
+ def create_hashtag_link(tag, _buffer, opts) do
+ hashtag_prefix = opts[:hashtag_prefix]
+
+ url = hashtag_prefix <> tag
+
+ []
+ |> build_attrs(url, opts, :rel)
+ |> build_attrs(url, opts, :target)
+ |> build_attrs(url, opts, :class)
+ |> build_attrs(url, opts, :scheme)
+ |> format_hashtag(tag, opts)
+ end
+
+ def create_email_link(email, opts) do
+ []
+ |> build_attrs(email, opts, :class)
+ |> format_email(email, opts)
+ end
+
+ def create_extra_link(uri, opts) do
+ []
+ |> build_attrs(uri, opts, :class)
+ |> format_extra(uri, opts)
+ end
+
+ def format_mention(attrs, name, _opts) do
+ attrs = format_attrs(attrs)
+ "<a #{attrs}>@" <> name <> "</a>"
+ end
+
+ def format_hashtag(attrs, tag, _opts) do
+ attrs = format_attrs(attrs)
+ "<a #{attrs}>#" <> tag <> "</a>"
+ end
+
+ def format_email(attrs, email, _opts) do
+ attrs = format_attrs(attrs)
+ "<a href='mailto:#{email}' #{attrs}>#{email}</a>"
+ end
+
+ def format_extra(attrs, uri, _opts) do
+ attrs = format_attrs(attrs)
+ "<a href='#{uri}' #{attrs}>#{uri}</a>"
+ end
+
defp format_attributes(attrs) do
Enum.reduce(attrs, "", fn {name, value}, acc ->
acc <> ~s' #{name}="#{value}"'
end)
end
end
diff --git a/lib/auto_linker/parser.ex b/lib/auto_linker/parser.ex
index 1f68733..0fbf86a 100644
--- a/lib/auto_linker/parser.ex
+++ b/lib/auto_linker/parser.ex
@@ -1,242 +1,373 @@
defmodule AutoLinker.Parser do
@moduledoc """
Module to handle parsing the the input string.
"""
alias AutoLinker.Builder
@doc """
Parse the given string, identifying items to link.
Parses the string, replacing the matching urls and phone numbers with an html link.
## Examples
iex> AutoLinker.Parser.parse("Check out google.com")
"Check out <a href='http://google.com' class='auto-linker' target='_blank' rel='noopener noreferrer'>google.com</a>"
iex> AutoLinker.Parser.parse("call me at x9999", phone: true)
~s{call me at <a href="#" class="phone-number" data-phone="9999">x9999</a>}
iex> AutoLinker.Parser.parse("or at home on 555.555.5555", phone: true)
~s{or at home on <a href="#" class="phone-number" data-phone="5555555555">555.555.5555</a>}
iex> AutoLinker.Parser.parse(", work (555) 555-5555", phone: true)
~s{, work <a href="#" class="phone-number" data-phone="5555555555">(555) 555-5555</a>}
"""
# @invalid_url ~r/\.\.+/
@invalid_url ~r/(\.\.+)|(^(\d+\.){1,2}\d+$)/
- @match_url ~r{^[\w\.-]+(?:\.[\w\.-]+)+[\w\-\._~:/?#[\]@!\$&'\(\)\*\+,;=.]+$}
- @match_scheme ~r{^(?:http(s)?:\/\/)?[\w.-]+(?:\.[\w\.-]+)+[\w\-\._~:/?#[\]@!\$&'\(\)\*\+,;=.]+$}
+ @match_url ~r{^[\w\.-]+(?:\.[\w\.-]+)+[\w\-\._~%:/?#[\]@!\$&'\(\)\*\+,;=.]+$}
+
+ @match_scheme ~r{^(?:http(s)?:\/\/)?[\w.-]+(?:\.[\w\.-]+)+[\w\-\._~%:/?#[\]@!\$&'\(\)\*\+,;=.]+$}
@match_phone ~r"((?:x\d{2,7})|(?:(?:\+?1\s?(?:[.-]\s?)?)?(?:\(\s?(?:[2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9])\s?\)|(?:[2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9]))\s?(?:[.-]\s?)?)(?:[2-9]1[02-9]|[2-9][02-9]1|[2-9][02-9]{2})\s?(?:[.-]\s?)?(?:[0-9]{4}))"
- @match_hostname ~r{^(?:https?:\/\/)?(?:[^@\n]+@)?(?<host>[^:#~\/\n?]+)}
+ @match_hostname ~r{^(?:https?:\/\/)?(?:[^@\n]+\\w@)?(?<host>[^:#~\/\n?]+)}
@match_ip ~r"^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])$"
- @default_opts ~w(url)a
+ # @user
+ # @user@example.com
+ @match_mention ~r/^@[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@?[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
+
+ # https://www.w3.org/TR/html5/forms.html#valid-e-mail-address
+ @match_email ~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
+
+ @match_hashtag ~r/^\#(?<tag>\w+)/u
+
+ @prefix_extra [
+ "magnet:?",
+ "dweb://",
+ "dat://",
+ "gopher://",
+ "ipfs://",
+ "ipns://",
+ "irc://",
+ "ircs://",
+ "irc6://",
+ "mumble://",
+ "ssb://"
+ ]
@tlds "./priv/tlds.txt" |> File.read!() |> String.trim() |> String.split("\n")
+ @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(text, opts) do
config =
:auto_linker
|> Application.get_env(:opts, [])
|> Enum.into(%{})
|> Map.put(
:attributes,
Application.get_env(:auto_linker, :attributes, [])
)
opts =
Enum.reduce(@default_opts, opts, fn opt, acc ->
if is_nil(opts[opt]) and is_nil(config[opt]) do
Map.put(acc, opt, true)
else
acc
end
end)
do_parse(text, 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(text, %{phone: _} = opts) do
text
|> do_parse(false, opts, {"", "", :parsing}, &check_and_link_phone/3)
|> do_parse(Map.delete(opts, :phone))
end
+ defp do_parse(text, %{mention: true} = opts) do
+ text
+ |> do_parse(false, opts, {"", "", :parsing}, &check_and_link_mention/3)
+ |> do_parse(Map.delete(opts, :mention))
+ end
+
+ defp do_parse(text, %{extra: true} = opts) do
+ text
+ |> do_parse(false, opts, {"", "", :parsing}, &check_and_link_extra/3)
+ |> do_parse(Map.delete(opts, :extra))
+ end
+
defp do_parse(text, %{markdown: true} = opts) do
text
|> Builder.create_markdown_links(opts)
|> do_parse(Map.delete(opts, :markdown))
end
+ defp do_parse(text, %{email: true} = opts) do
+ text
+ |> do_parse(false, opts, {"", "", :parsing}, &check_and_link_email/3)
+ |> do_parse(Map.delete(opts, :email))
+ end
+
defp do_parse(text, %{url: _} = opts) do
if (exclude = Map.get(opts, :exclude_pattern, false)) && String.starts_with?(text, exclude) do
text
else
do_parse(text, Map.get(opts, :scheme, false), opts, {"", "", :parsing}, &check_and_link/3)
end
|> do_parse(Map.delete(opts, :url))
end
+ defp do_parse(text, %{hashtag: true} = opts) do
+ text
+ |> do_parse(false, opts, {"", "", :parsing}, &check_and_link_hashtag/3)
+ |> do_parse(Map.delete(opts, :hashtag))
+ end
+
defp do_parse(text, _), do: text
defp do_parse("", _scheme, _opts, {"", acc, _}, _handler),
do: acc
defp do_parse("", scheme, opts, {buffer, acc, _}, handler),
do: acc <> handler.(buffer, scheme, opts)
defp do_parse("<a" <> text, scheme, opts, {buffer, acc, :parsing}, handler),
do: do_parse(text, scheme, opts, {"", acc <> buffer <> "<a", :skip}, handler)
defp do_parse("</a>" <> text, scheme, opts, {buffer, acc, :skip}, handler),
do: do_parse(text, scheme, opts, {"", acc <> buffer <> "</a>", :parsing}, handler)
defp do_parse("<" <> text, scheme, opts, {"", acc, :parsing}, handler),
do: do_parse(text, scheme, opts, {"<", acc, {:open, 1}}, handler)
defp do_parse(">" <> text, scheme, opts, {buffer, acc, {:attrs, level}}, handler),
do: do_parse(text, scheme, opts, {"", acc <> buffer <> ">", {:html, level}}, handler)
- defp do_parse(<<ch::8>> <> text, scheme, opts, {"", acc, {:attrs, level}}, handler),
- do: do_parse(text, scheme, opts, {"", acc <> <<ch::8>>, {:attrs, level}}, handler)
+ defp do_parse(<<ch::8>> <> text, scheme, opts, {"", acc, {:attrs, level}}, handler) do
+ do_parse(text, scheme, opts, {"", acc <> <<ch::8>>, {:attrs, level}}, handler)
+ end
defp do_parse("</" <> text, scheme, opts, {buffer, acc, {:html, level}}, handler),
do:
do_parse(
text,
scheme,
opts,
{"", acc <> handler.(buffer, scheme, opts) <> "</", {:close, level}},
handler
)
defp do_parse(">" <> text, scheme, opts, {buffer, acc, {:close, 1}}, handler),
do: do_parse(text, scheme, opts, {"", acc <> buffer <> ">", :parsing}, handler)
defp do_parse(">" <> text, scheme, opts, {buffer, acc, {:close, level}}, handler),
do: do_parse(text, scheme, opts, {"", acc <> buffer <> ">", {:html, level - 1}}, handler)
defp do_parse(" " <> text, scheme, opts, {buffer, acc, {:open, level}}, handler),
do: do_parse(text, scheme, opts, {"", acc <> buffer <> " ", {:attrs, level}}, handler)
defp do_parse("\n" <> text, scheme, opts, {buffer, acc, {:open, level}}, handler),
do: do_parse(text, scheme, opts, {"", acc <> buffer <> "\n", {:attrs, level}}, handler)
# default cases where state is not important
defp do_parse(" " <> text, scheme, %{phone: _} = opts, {buffer, acc, state}, handler),
do: do_parse(text, scheme, opts, {buffer <> " ", acc, state}, handler)
defp do_parse(" " <> text, scheme, opts, {buffer, acc, state}, handler),
do:
do_parse(
text,
scheme,
opts,
{"", acc <> handler.(buffer, scheme, opts) <> " ", state},
handler
)
defp do_parse("\n" <> text, scheme, opts, {buffer, acc, state}, handler),
do:
do_parse(
text,
scheme,
opts,
{"", acc <> handler.(buffer, scheme, opts) <> "\n", state},
handler
)
defp do_parse(<<ch::8>>, scheme, opts, {buffer, acc, state}, handler),
do:
do_parse(
"",
scheme,
opts,
{"", acc <> handler.(buffer <> <<ch::8>>, scheme, opts), state},
handler
)
defp do_parse(<<ch::8>> <> text, scheme, opts, {buffer, acc, state}, handler),
do: do_parse(text, scheme, opts, {buffer <> <<ch::8>>, acc, state}, handler)
def check_and_link(buffer, scheme, opts) do
buffer
|> is_url?(scheme)
|> link_url(buffer, opts)
end
+ def check_and_link_email(buffer, _, opts) do
+ buffer
+ |> is_email?
+ |> link_email(buffer, opts)
+ end
+
def check_and_link_phone(buffer, _, opts) do
buffer
|> match_phone
|> link_phone(buffer, opts)
end
- @doc false
+ def check_and_link_mention(buffer, _, opts) do
+ buffer
+ |> match_mention
+ |> link_mention(buffer, opts)
+ end
+
+ def check_and_link_hashtag(buffer, _, opts) do
+ buffer
+ |> match_hashtag
+ |> link_hashtag(buffer, opts)
+ end
+
+ def check_and_link_extra("xmpp:" <> handle, _, opts) do
+ handle
+ |> is_email?
+ |> link_extra("xmpp:" <> handle, opts)
+ end
+
+ def check_and_link_extra(buffer, _, opts) do
+ buffer
+ |> String.starts_with?(@prefix_extra)
+ |> link_extra(buffer, opts)
+ end
+
+ # @doc false
def is_url?(buffer, true) do
if Regex.match?(@invalid_url, buffer) do
false
else
Regex.match?(@match_scheme, buffer) |> is_valid_tld?(buffer)
end
end
def is_url?(buffer, _) do
if Regex.match?(@invalid_url, buffer) do
false
else
Regex.match?(@match_url, buffer) |> is_valid_tld?(buffer)
end
end
+ def is_email?(buffer) do
+ if Regex.match?(@invalid_url, buffer) do
+ false
+ else
+ Regex.match?(@match_email, buffer) |> is_valid_tld?(buffer)
+ end
+ end
+
def is_valid_tld?(true, buffer) do
[host] = Regex.run(@match_hostname, buffer, capture: [:host])
if is_ip?(host) do
true
else
tld = host |> String.split(".") |> List.last()
Enum.member?(@tlds, tld)
end
end
def is_valid_tld?(false, _), do: false
def is_ip?(buffer) do
Regex.match?(@match_ip, buffer)
end
@doc false
def match_phone(buffer) do
case Regex.scan(@match_phone, buffer) do
[] -> nil
other -> other
end
end
+ def match_mention(buffer) do
+ case Regex.run(@match_mention, buffer) do
+ [mention] -> mention
+ _ -> nil
+ end
+ end
+
+ def match_hashtag(buffer) do
+ case Regex.run(@match_hashtag, buffer, capture: [:tag]) do
+ [hashtag] -> hashtag
+ _ -> nil
+ end
+ end
+
+ def link_hashtag(nil, buffer, _), do: buffer
+
+ def link_hashtag(hashtag, buffer, opts) do
+ Builder.create_hashtag_link(hashtag, buffer, opts)
+ end
+
+ def link_mention(nil, buffer, _), do: buffer
+
+ def link_mention(mention, _buffer, %{mention_formatter: mention_formatter} = opts) do
+ {buffer, _} = mention_formatter.(mention, opts)
+ buffer
+ end
+
+ def link_mention(mention, buffer, opts) do
+ Builder.create_mention_link(mention, buffer, opts)
+ end
+
def link_phone(nil, buffer, _), do: buffer
def link_phone(list, buffer, opts) do
Builder.create_phone_link(list, buffer, opts)
end
@doc false
def link_url(true, buffer, opts) do
Builder.create_link(buffer, opts)
end
def link_url(_, buffer, _opts), do: buffer
+
+ @doc false
+ def link_email(true, buffer, opts) do
+ Builder.create_email_link(buffer, opts)
+ end
+
+ def link_email(_, buffer, _opts), do: buffer
+
+ def link_extra(true, buffer, opts) do
+ Builder.create_extra_link(buffer, opts)
+ end
+
+ def link_extra(_, buffer, _opts), do: buffer
end
diff --git a/test/auto_linker_test.exs b/test/auto_linker_test.exs
index bddf6dd..880e838 100644
--- a/test/auto_linker_test.exs
+++ b/test/auto_linker_test.exs
@@ -1,84 +1,291 @@
defmodule AutoLinkerTest do
use ExUnit.Case
doctest AutoLinker
test "phone number" do
assert AutoLinker.link(", work (555) 555-5555", phone: true) ==
~s{, work <a href="#" class="phone-number" data-phone="5555555555">(555) 555-5555</a>}
end
test "default link" do
assert AutoLinker.link("google.com") ==
"<a href='http://google.com' class='auto-linker' target='_blank' rel='noopener noreferrer'>google.com</a>"
end
test "markdown" do
assert AutoLinker.link("[google.com](http://google.com)", markdown: true) ==
"<a href='http://google.com' class='auto-linker' target='_blank' rel='noopener noreferrer'>google.com</a>"
end
test "does on link existing links" do
assert AutoLinker.link("<a href='http://google.com'>google.com</a>") ==
"<a href='http://google.com'>google.com</a>"
end
test "phone number and markdown link" do
assert AutoLinker.link("888 888-8888 [ab](a.com)", phone: true, markdown: true) ==
"<a href=\"#\" class=\"phone-number\" data-phone=\"8888888888\">888 888-8888</a>" <>
" <a href='a.com' class='auto-linker' target='_blank' rel='noopener noreferrer'>ab</a>"
end
+ test "all kinds of links" do
+ text =
+ "hello @user google.com https://ddg.com 888 888-8888 #tag user@email.com [google.com](http://google.com) irc:///mIRC"
+
+ expected =
+ "hello <a href='https://example.com/user/user'>@user</a> <a href='http://google.com'>google.com</a> <a href='https://ddg.com'>ddg.com</a> <a href=\"#\" class=\"phone-number\" data-phone=\"8888888888\">888 888-8888</a> <a href='https://example.com/tag/tag'>#tag</a> <a href='mailto:user@email.com' >user@email.com</a> <a href='http://google.com'>google.com</a> <a href='irc:///mIRC' >irc:///mIRC</a>"
+
+ assert AutoLinker.link(text,
+ phone: true,
+ markdown: true,
+ email: true,
+ mention: true,
+ mention_prefix: "https://example.com/user/",
+ hashtag: true,
+ hashtag_prefix: "https://example.com/tag/",
+ scheme: true,
+ extra: true,
+ class: false,
+ new_window: false,
+ rel: false
+ ) == expected
+ end
+
+ describe "mentions" do
+ test "simple mentions" do
+ expected =
+ ~s{hello <a href='https://example.com/user/user' class='auto-linker' target='_blank' rel='noopener noreferrer'>@user</a> and <a href='https://example.com/user/anotherUser' class='auto-linker' target='_blank' rel='noopener noreferrer'>@anotherUser</a>}
+
+ assert AutoLinker.link("hello @user and @anotherUser",
+ mention: true,
+ mention_prefix: "https://example.com/user/"
+ ) == expected
+ end
+
+ test "metion @user@example.com" do
+ text = "hey @user@example.com"
+
+ expected =
+ "hey <a href='https://example.com/user/user@example.com' class='auto-linker' target='_blank' rel='noopener noreferrer'>@user@example.com</a>"
+
+ assert AutoLinker.link(text,
+ mention: true,
+ mention_prefix: "https://example.com/user/"
+ ) == expected
+ end
+
+ test "skip if starts with @@" do
+ text = "hello @@user and @anotherUser"
+
+ expected =
+ "hello @@user and <a href='https://example.com/user/anotherUser' class='auto-linker' target='_blank' rel='noopener noreferrer'>@anotherUser</a>"
+
+ assert AutoLinker.link(text,
+ mention: true,
+ mention_prefix: "https://example.com/user/"
+ ) == expected
+ end
+ end
+
+ describe "hashtag links" do
+ test "hashtag" do
+ expected =
+ "one <a href='https://example.com/tag/two' class='auto-linker' target='_blank' rel='noopener noreferrer'>#two</a> three <a href='https://example.com/tag/four' class='auto-linker' target='_blank' rel='noopener noreferrer'>#four</a>"
+
+ assert AutoLinker.link("one #two three #four",
+ hashtag: true,
+ hashtag_prefix: "https://example.com/tag/"
+ ) == expected
+ end
+
+ test "do not turn urls with hashes into hashtags" do
+ text = "google.com#test #test google.com/#test #tag"
+
+ expected =
+ "<a href='http://google.com#test'>google.com#test</a> <a href='https://example.com/tag/test'>#test</a> <a href='http://google.com/#test'>google.com/#test</a> <a href='https://example.com/tag/tag'>#tag</a>"
+
+ assert AutoLinker.link(text,
+ scheme: true,
+ hashtag: true,
+ class: false,
+ new_window: false,
+ rel: false,
+ hashtag_prefix: "https://example.com/tag/"
+ ) == expected
+ end
+
+ test "works with non-latin characters" do
+ text = "#漢字 #は #тест #ทดสอบ"
+
+ expected =
+ "<a href='https://example.com/tag/漢字'>#漢字</a> <a href='https://example.com/tag/は'>#は</a> <a href='https://example.com/tag/тест'>#тест</a> <a href='https://example.com/tag/ทดสอบ'>#ทดสอบ</a>"
+
+ assert AutoLinker.link(text,
+ scheme: true,
+ class: false,
+ new_window: false,
+ rel: false,
+ hashtag: true,
+ hashtag_prefix: "https://example.com/tag/"
+ ) == expected
+ end
+ end
+
+ describe "links" do
+ test "turning urls into links" do
+ text = "Hey, check out http://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla ."
+
+ expected =
+ "Hey, check out <a href='http://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla' class='auto-linker' target='_blank' rel='noopener noreferrer'>youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla</a> ."
+
+ assert AutoLinker.link(text, scheme: true) == expected
+
+ # no scheme
+ text = "Hey, check out www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla ."
+ assert AutoLinker.link(text, scheme: true) == expected
+ end
+
+ test "hostname/@user" do
+ text = "https://example.com/@user"
+
+ expected =
+ "<a href='https://example.com/@user' class='auto-linker' target='_blank' rel='noopener noreferrer'>example.com/@user</a>"
+
+ assert AutoLinker.link(text, scheme: true) == expected
+
+ text = "https://example.com:4000/@user"
+
+ expected =
+ "<a href='https://example.com:4000/@user' class='auto-linker' target='_blank' rel='noopener noreferrer'>example.com:4000/@user</a>"
+
+ assert AutoLinker.link(text, scheme: true) == expected
+
+ text = "https://example.com:4000/@user"
+
+ expected =
+ "<a href='https://example.com:4000/@user' class='auto-linker' target='_blank' rel='noopener noreferrer'>example.com:4000/@user</a>"
+
+ assert AutoLinker.link(text, scheme: true) == expected
+
+ text = "@username"
+ expected = "@username"
+ assert AutoLinker.link(text, scheme: true) == expected
+
+ text = "http://www.cs.vu.nl/~ast/intel/"
+
+ expected =
+ "<a href='http://www.cs.vu.nl/~ast/intel/' class='auto-linker' target='_blank' rel='noopener noreferrer'>cs.vu.nl/~ast/intel/</a>"
+
+ assert AutoLinker.link(text, scheme: true) == expected
+
+ text = "https://forum.zdoom.org/viewtopic.php?f=44&t=57087"
+
+ expected =
+ "<a href='https://forum.zdoom.org/viewtopic.php?f=44&t=57087' class='auto-linker' target='_blank' rel='noopener noreferrer'>forum.zdoom.org/viewtopic.php?f=44&t=57087</a>"
+
+ assert AutoLinker.link(text, scheme: true) == expected
+
+ text = "https://en.wikipedia.org/wiki/Sophia_(Gnosticism)#Mythos_of_the_soul"
+
+ expected =
+ "<a href='https://en.wikipedia.org/wiki/Sophia_(Gnosticism)#Mythos_of_the_soul' class='auto-linker' target='_blank' rel='noopener noreferrer'>en.wikipedia.org/wiki/Sophia_(Gnosticism)#Mythos_of_the_soul</a>"
+
+ assert AutoLinker.link(text, scheme: true) == expected
+
+ text = "https://en.wikipedia.org/wiki/Duff's_device"
+
+ expected =
+ "<a href='https://en.wikipedia.org/wiki/Duff's_device' class='auto-linker' target='_blank' rel='noopener noreferrer'>en.wikipedia.org/wiki/Duff's_device</a>"
+
+ assert AutoLinker.link(text, scheme: true) == expected
+ end
+ end
+
+ describe "non http links" do
+ test "xmpp" do
+ text = "xmpp:user@example.com"
+ expected = "<a href='xmpp:user@example.com' class='auto-linker'>xmpp:user@example.com</a>"
+ assert AutoLinker.link(text, extra: true) == expected
+ end
+
+ test "email" do
+ text = "user@example.com"
+ expected = "<a href='mailto:user@example.com' class='auto-linker'>user@example.com</a>"
+ assert AutoLinker.link(text, email: true) == expected
+ end
+
+ test "magnet" do
+ text =
+ "magnet:?xt=urn:btih:a4104a9d2f5615601c429fe8bab8177c47c05c84&dn=ubuntu-18.04.1.0-live-server-amd64.iso&tr=http%3A%2F%2Ftorrent.ubuntu.com%3A6969%2Fannounce&tr=http%3A%2F%2Fipv6.torrent.ubuntu.com%3A6969%2Fannounce"
+
+ expected =
+ "<a href='magnet:?xt=urn:btih:a4104a9d2f5615601c429fe8bab8177c47c05c84&dn=ubuntu-18.04.1.0-live-server-amd64.iso&tr=http%3A%2F%2Ftorrent.ubuntu.com%3A6969%2Fannounce&tr=http%3A%2F%2Fipv6.torrent.ubuntu.com%3A6969%2Fannounce' class='auto-linker'>magnet:?xt=urn:btih:a4104a9d2f5615601c429fe8bab8177c47c05c84&dn=ubuntu-18.04.1.0-live-server-amd64.iso&tr=http%3A%2F%2Ftorrent.ubuntu.com%3A6969%2Fannounce&tr=http%3A%2F%2Fipv6.torrent.ubuntu.com%3A6969%2Fannounce</a>"
+
+ assert AutoLinker.link(text, extra: true) == expected
+ end
+
+ test "dweb" do
+ text =
+ "dweb://584faa05d394190ab1a3f0240607f9bf2b7e2bd9968830a11cf77db0cea36a21+v1.0.0/path/to/file.txt"
+
+ expected =
+ "<a href='dweb://584faa05d394190ab1a3f0240607f9bf2b7e2bd9968830a11cf77db0cea36a21+v1.0.0/path/to/file.txt' class='auto-linker'>dweb://584faa05d394190ab1a3f0240607f9bf2b7e2bd9968830a11cf77db0cea36a21+v1.0.0/path/to/file.txt</a>"
+
+ assert AutoLinker.link(text, extra: true) == expected
+ end
+ end
+
describe "TLDs" do
test "parse with scheme" do
text = "https://google.com"
expected =
"<a href='https://google.com' class='auto-linker' target='_blank' rel='noopener noreferrer'>google.com</a>"
assert AutoLinker.link(text, scheme: true) == expected
end
test "only existing TLDs with scheme" do
text = "this url https://google.foobar.blah11blah/ has invalid TLD"
expected = "this url https://google.foobar.blah11blah/ has invalid TLD"
assert AutoLinker.link(text, scheme: true) == expected
text = "this url https://google.foobar.com/ has valid TLD"
expected =
"this url <a href='https://google.foobar.com/' class='auto-linker' target='_blank' rel='noopener noreferrer'>google.foobar.com/</a> has valid TLD"
assert AutoLinker.link(text, scheme: true) == expected
end
test "only existing TLDs without scheme" do
text = "this url google.foobar.blah11blah/ has invalid TLD"
expected = "this url google.foobar.blah11blah/ has invalid TLD"
assert AutoLinker.link(text, scheme: false) == expected
text = "this url google.foobar.com/ has valid TLD"
expected =
"this url <a href='http://google.foobar.com/' class='auto-linker' target='_blank' rel='noopener noreferrer'>google.foobar.com/</a> has valid TLD"
assert AutoLinker.link(text, scheme: false) == expected
end
test "only existing TLDs with and without scheme" do
text = "this url http://google.foobar.com/ has valid TLD"
expected =
"this url <a href='http://google.foobar.com/' class='auto-linker' target='_blank' rel='noopener noreferrer'>google.foobar.com/</a> has valid TLD"
assert AutoLinker.link(text, scheme: true) == expected
text = "this url google.foobar.com/ has valid TLD"
expected =
"this url <a href='http://google.foobar.com/' class='auto-linker' target='_blank' rel='noopener noreferrer'>google.foobar.com/</a> has valid TLD"
assert AutoLinker.link(text, scheme: true) == expected
end
end
end

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