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Fix mention replacing.

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This commit is contained in:
Roger Braun 2017-05-15 18:25:21 +02:00
parent a0a0d16632
commit 423194520e
2 changed files with 22 additions and 5 deletions
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16
lib/pleroma/web/twitter_api/twitter_api.ex
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@ -243,7 +243,21 @@ def parse_mentions(text) do
end
def add_user_links(text, mentions) do
Enum.reduce(mentions, text, fn ({match, %User{ap_id: ap_id}}, text) -> String.replace(text, match, "<a href='#{ap_id}'>#{match}</a>") end)
mentions = mentions
|> Enum.sort_by(fn ({name, _}) -> -String.length(name) end)
|> Enum.map(fn({name, user}) -> {name, user, Ecto.UUID.generate} end)
# This replaces the mention with a unique reference first so it doesn't
# contain parts of other replaced mentions. There probably is a better
# solution for this...
step_one = mentions
|> Enum.reduce(text, fn ({match, _user, uuid}, text) ->
String.replace(text, match, uuid)
end)
Enum.reduce(mentions, step_one, fn ({match, %User{ap_id: ap_id}, uuid}, text) ->
String.replace(text, uuid, "<a href='#{ap_id}'>#{match}</a>")
end)
end
def register_user(params) do

11
test/web/twitter_api/twitter_api_test.exs
View file

@ -236,27 +236,30 @@ test "upload a file" do
end
test "it can parse mentions and return the relevant users" do
text = "@gsimg According to @archaeme , that is @daggsy."
text = "@gsimg According to @archaeme, that is @daggsy. Also hello @archaeme@archae.me"
gsimg = insert(:user, %{nickname: "gsimg"})
archaeme = insert(:user, %{nickname: "archaeme"})
archaeme_remote = insert(:user, %{nickname: "archaeme@archae.me"})
expected_result = [
{"@gsimg", gsimg},
{"@archaeme", archaeme}
{"@archaeme", archaeme},
{"@archaeme@archae.me", archaeme_remote},
]
assert TwitterAPI.parse_mentions(text) == expected_result
end
test "it adds user links to an existing text" do
text = "@gsimg According to @archaeme , that is @daggsy."
text = "@gsimg According to @archaeme, that is @daggsy. Also hello @archaeme@archae.me"
gsimg = insert(:user, %{nickname: "gsimg"})
archaeme = insert(:user, %{nickname: "archaeme"})
archaeme_remote = insert(:user, %{nickname: "archaeme@archae.me"})
mentions = TwitterAPI.parse_mentions(text)
expected_text = "<a href='#{gsimg.ap_id}'>@gsimg</a> According to <a href='#{archaeme.ap_id}'>@archaeme</a> , that is @daggsy."
expected_text = "<a href='#{gsimg.ap_id}'>@gsimg</a> According to <a href='#{archaeme.ap_id}'>@archaeme</a>, that is @daggsy. Also hello <a href='#{archaeme_remote.ap_id}'>@archaeme@archae.me</a>"
assert TwitterAPI.add_user_links(text, mentions) == expected_text
end